]> asedeno.scripts.mit.edu Git - PuTTY.git/blobdiff - unix/gtkwin.c
Introduce a config option for building on OS X GTK.
[PuTTY.git] / unix / gtkwin.c
index d08dffd41df27f6c5998876c2ae885d123b318b9..69535c36308da3f1a0324ebcf1868d0cd2f3897d 100644 (file)
 #include <stdio.h>
 #include <time.h>
 #include <errno.h>
+#include <locale.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <gtk/gtk.h>
+#if !GTK_CHECK_VERSION(3,0,0)
 #include <gdk/gdkkeysyms.h>
-#include <gdk/gdkx.h>
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <X11/Xatom.h>
+#endif
+
+#if GTK_CHECK_VERSION(2,0,0)
+#include <gtk/gtkimmodule.h>
+#endif
 
 #define PUTTY_DO_GLOBALS              /* actually _define_ globals */
 
+#define MAY_REFER_TO_GTK_IN_HEADERS
+
 #include "putty.h"
 #include "terminal.h"
+#include "gtkcompat.h"
 #include "gtkfont.h"
 
+#ifndef NOT_X_WINDOWS
+#include <gdk/gdkx.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+#endif
+
 #define CAT2(x,y) x ## y
 #define CAT(x,y) CAT2(x,y)
 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
@@ -45,7 +58,6 @@ ASSERT(sizeof(long) <= sizeof(gpointer));
 #endif
 
 /* Colours come in two flavours: configurable, and xterm-extended. */
-#define NCFGCOLOURS (lenof(((Config *)0)->colours))
 #define NEXTCOLOURS 240 /* 216 colour-cube plus 24 shades of grey */
 #define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS)
 
@@ -68,12 +80,23 @@ struct gui_data {
     GtkWidget *menu, *specialsmenu, *specialsitem1, *specialsitem2,
        *restartitem;
     GtkWidget *sessionsmenu;
+#ifndef NO_BACKING_PIXMAPS
     GdkPixmap *pixmap;
+#endif
+#if GTK_CHECK_VERSION(2,0,0)
+    GtkIMContext *imc;
+#endif
     unifont *fonts[4];                 /* normal, bold, wide, widebold */
+#if GTK_CHECK_VERSION(2,0,0)
+    const char *geometry;
+#else
     int xpos, ypos, gotpos, gravity;
+#endif
     GdkCursor *rawcursor, *textcursor, *blankcursor, *waitcursor, *currcursor;
     GdkColor cols[NALLCOLOURS];
+#if !GTK_CHECK_VERSION(3,0,0)
     GdkColormap *colmap;
+#endif
     wchar_t *pastein_data;
     int direct_to_font;
     int pastein_data_len;
@@ -84,12 +107,12 @@ struct gui_data {
     int ignore_sbar;
     int mouseptr_visible;
     int busy_status;
-    guint term_paste_idle_id;
-    guint term_exit_idle_id;
+    guint toplevel_callback_idle_id;
+    int idle_fn_scheduled, quit_fn_scheduled;
     int alt_keycode;
     int alt_digits;
-    char wintitle[sizeof(((Config *)0)->wintitle)];
-    char icontitle[sizeof(((Config *)0)->wintitle)];
+    char *wintitle;
+    char *icontitle;
     int master_fd, master_func_id;
     void *ldisc;
     Backend *back;
@@ -98,31 +121,49 @@ struct gui_data {
     void *logctx;
     int exited;
     struct unicode_data ucsdata;
-    Config cfg;
+    Conf *conf;
     void *eventlogstuff;
     char *progname, **gtkargvstart;
     int ngtkargs;
     guint32 input_event_time; /* Timestamp of the most recent input event. */
     int reconfiguring;
+    /* Cached things out of conf that we refer to a lot */
+    int bold_style;
+    int window_border;
+    int cursor_type;
+    int drawtype;
 };
 
+static void cache_conf_values(struct gui_data *inst)
+{
+    inst->bold_style = conf_get_int(inst->conf, CONF_bold_style);
+    inst->window_border = conf_get_int(inst->conf, CONF_window_border);
+    inst->cursor_type = conf_get_int(inst->conf, CONF_cursor_type);
+}
+
 struct draw_ctx {
-    GdkGC *gc;
     struct gui_data *inst;
+    unifont_drawctx uctx;
 };
 
 static int send_raw_mouse;
 
-static char *app_name = "pterm";
+static const char *app_name = "pterm";
 
 static void start_backend(struct gui_data *inst);
+static void exit_callback(void *vinst);
 
 char *x_get_default(const char *key)
 {
-    return XGetDefault(GDK_DISPLAY(), app_name, key);
+#ifndef NOT_X_WINDOWS
+    return XGetDefault(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
+                       app_name, key);
+#else
+    return NULL;
+#endif
 }
 
-void connection_fatal(void *frontend, char *p, ...)
+void connection_fatal(void *frontend, const char *p, ...)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
 
@@ -131,34 +172,29 @@ void connection_fatal(void *frontend, char *p, ...)
     va_start(ap, p);
     msg = dupvprintf(p, ap);
     va_end(ap);
-    inst->exited = TRUE;
     fatal_message_box(inst->window, msg);
     sfree(msg);
-    if (inst->cfg.close_on_exit == FORCE_ON)
-        cleanup_exit(1);
+
+    queue_toplevel_callback(exit_callback, inst);
 }
 
 /*
  * Default settings that are specific to pterm.
  */
-FontSpec platform_default_fontspec(const char *name)
+FontSpec *platform_default_fontspec(const char *name)
 {
-    FontSpec ret;
     if (!strcmp(name, "Font"))
-       strcpy(ret.name, "server:fixed");
+       return fontspec_new("server:fixed");
     else
-       *ret.name = '\0';
-    return ret;
+        return fontspec_new("");
 }
 
-Filename platform_default_filename(const char *name)
+Filename *platform_default_filename(const char *name)
 {
-    Filename ret;
     if (!strcmp(name, "LogFileName"))
-       strcpy(ret.path, "putty.log");
+       return filename_from_str("putty.log");
     else
-       *ret.path = '\0';
-    return ret;
+       return filename_from_str("");
 }
 
 char *platform_default_s(const char *name)
@@ -178,7 +214,7 @@ int platform_default_i(const char *name, int def)
 }
 
 /* Dummy routine, only required in plink. */
-void ldisc_update(void *frontend, int echo, int edit)
+void frontend_echoedit_update(void *frontend, int echo, int edit)
 {
 }
 
@@ -200,7 +236,12 @@ int from_backend_untrusted(void *frontend, const char *data, int len)
     return term_data_untrusted(inst->term, data, len);
 }
 
-int get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
+int from_backend_eof(void *frontend)
+{
+    return TRUE;   /* do respond to incoming EOF with outgoing */
+}
+
+int get_userpass_input(prompts_t *p, const unsigned char *in, int inlen)
 {
     struct gui_data *inst = (struct gui_data *)p->frontend;
     int ret;
@@ -293,7 +334,7 @@ void move_window(void *frontend, int x, int y)
 #if GTK_CHECK_VERSION(2,0,0)
     gtk_window_move(GTK_WINDOW(inst->window), x, y);
 #else
-    gdk_window_move(inst->window->window, x, y);
+    gdk_window_move(gtk_widget_get_window(inst->window), x, y);
 #endif
 }
 
@@ -305,9 +346,9 @@ void set_zorder(void *frontend, int top)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
     if (top)
-       gdk_window_raise(inst->window->window);
+       gdk_window_raise(gtk_widget_get_window(inst->window));
     else
-       gdk_window_lower(inst->window->window);
+       gdk_window_lower(gtk_widget_get_window(inst->window));
 }
 
 /*
@@ -343,7 +384,7 @@ void set_zoomed(void *frontend, int zoomed)
 int is_iconic(void *frontend)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    return !gdk_window_is_viewable(inst->window->window);
+    return !gdk_window_is_viewable(gtk_widget_get_window(inst->window));
 }
 
 /*
@@ -360,7 +401,7 @@ void get_window_pos(void *frontend, int *x, int *y)
 #if GTK_CHECK_VERSION(2,0,0)
     gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
 #else
-    gdk_window_get_position(inst->window->window, x, y);
+    gdk_window_get_position(gtk_widget_get_window(inst->window), x, y);
 #endif
 }
 
@@ -378,7 +419,7 @@ void get_window_pixels(void *frontend, int *x, int *y)
 #if GTK_CHECK_VERSION(2,0,0)
     gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
 #else
-    gdk_window_get_size(inst->window->window, x, y);
+    gdk_window_get_size(gtk_widget_get_window(inst->window), x, y);
 #endif
 }
 
@@ -394,7 +435,7 @@ char *get_window_title(void *frontend, int icon)
 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
-    if (!inst->exited && inst->cfg.warn_on_close) {
+    if (!inst->exited && conf_get_int(inst->conf, CONF_warn_on_close)) {
        if (!reallyclose(inst))
            return TRUE;
     }
@@ -406,17 +447,21 @@ static void update_mouseptr(struct gui_data *inst)
     switch (inst->busy_status) {
       case BUSY_NOT:
        if (!inst->mouseptr_visible) {
-           gdk_window_set_cursor(inst->area->window, inst->blankcursor);
+           gdk_window_set_cursor(gtk_widget_get_window(inst->area),
+                                  inst->blankcursor);
        } else if (send_raw_mouse) {
-           gdk_window_set_cursor(inst->area->window, inst->rawcursor);
+           gdk_window_set_cursor(gtk_widget_get_window(inst->area),
+                                  inst->rawcursor);
        } else {
-           gdk_window_set_cursor(inst->area->window, inst->textcursor);
+           gdk_window_set_cursor(gtk_widget_get_window(inst->area),
+                                  inst->textcursor);
        }
        break;
       case BUSY_WAITING:    /* XXX can we do better? */
       case BUSY_CPU:
        /* We always display these cursors. */
-       gdk_window_set_cursor(inst->area->window, inst->waitcursor);
+       gdk_window_set_cursor(gtk_widget_get_window(inst->area),
+                              inst->waitcursor);
        break;
       default:
        assert(0);
@@ -425,21 +470,13 @@ static void update_mouseptr(struct gui_data *inst)
 
 static void show_mouseptr(struct gui_data *inst, int show)
 {
-    if (!inst->cfg.hide_mouseptr)
+    if (!conf_get_int(inst->conf, CONF_hide_mouseptr))
        show = 1;
     inst->mouseptr_visible = show;
     update_mouseptr(inst);
 }
 
-void draw_backing_rect(struct gui_data *inst)
-{
-    GdkGC *gc = gdk_gc_new(inst->area->window);
-    gdk_gc_set_foreground(gc, &inst->cols[258]);    /* default background */
-    gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
-                      inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
-                      inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
-    gdk_gc_unref(gc);
-}
+static void draw_backing_rect(struct gui_data *inst);
 
 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
 {
@@ -450,55 +487,139 @@ gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
      * See if the terminal size has changed, in which case we must
      * let the terminal know.
      */
-    w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
-    h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
+    w = (event->width - 2*inst->window_border) / inst->font_width;
+    h = (event->height - 2*inst->window_border) / inst->font_height;
     if (w != inst->width || h != inst->height) {
-       inst->cfg.width = inst->width = w;
-       inst->cfg.height = inst->height = h;
+       inst->width = w;
+       inst->height = h;
+       conf_set_int(inst->conf, CONF_width, inst->width);
+       conf_set_int(inst->conf, CONF_height, inst->height);
        need_size = 1;
     }
 
+#ifndef NO_BACKING_PIXMAPS
     if (inst->pixmap) {
        gdk_pixmap_unref(inst->pixmap);
        inst->pixmap = NULL;
     }
 
-    inst->pixmap = gdk_pixmap_new(widget->window,
-                                 (inst->cfg.width * inst->font_width +
-                                  2*inst->cfg.window_border),
-                                 (inst->cfg.height * inst->font_height +
-                                  2*inst->cfg.window_border), -1);
+    inst->pixmap = gdk_pixmap_new(gtk_widget_get_window(widget),
+                                 (w * inst->font_width + 2*inst->window_border),
+                                 (h * inst->font_height + 2*inst->window_border), -1);
+#endif
 
     draw_backing_rect(inst);
 
     if (need_size && inst->term) {
-       term_size(inst->term, h, w, inst->cfg.savelines);
+       term_size(inst->term, h, w, conf_get_int(inst->conf, CONF_savelines));
     }
 
     if (inst->term)
        term_invalidate(inst->term);
 
+#if GTK_CHECK_VERSION(2,0,0)
+    gtk_im_context_set_client_window(inst->imc, gtk_widget_get_window(widget));
+#endif
+
     return TRUE;
 }
 
+#ifdef DRAW_TEXT_CAIRO
+static void cairo_setup_dctx(struct draw_ctx *dctx)
+{
+    cairo_get_matrix(dctx->uctx.u.cairo.cr,
+                     &dctx->uctx.u.cairo.origmatrix);
+    cairo_set_line_width(dctx->uctx.u.cairo.cr, 1.0);
+    cairo_set_line_cap(dctx->uctx.u.cairo.cr, CAIRO_LINE_CAP_SQUARE);
+    cairo_set_line_join(dctx->uctx.u.cairo.cr, CAIRO_LINE_JOIN_MITER);
+    /* This antialiasing setting appears to be ignored for Pango
+     * font rendering but honoured for stroking and filling paths;
+     * I don't quite understand the logic of that, but I won't
+     * complain since it's exactly what I happen to want */
+    cairo_set_antialias(dctx->uctx.u.cairo.cr, CAIRO_ANTIALIAS_NONE);
+}
+#endif
+
+#if GTK_CHECK_VERSION(3,0,0)
+static gint draw_area(GtkWidget *widget, cairo_t *cr, gpointer data)
+{
+    struct gui_data *inst = (struct gui_data *)data;
+
+    if (inst->term) {
+        struct draw_ctx adctx, *dctx = &adctx;
+        GdkRectangle dirtyrect;
+
+        dctx->inst = inst;
+        dctx->uctx.type = DRAWTYPE_CAIRO;
+        dctx->uctx.u.cairo.widget = widget;
+        dctx->uctx.u.cairo.cr = cr;
+        cairo_setup_dctx(dctx);
+
+        gdk_cairo_get_clip_rectangle(cr, &dirtyrect);
+
+        /*
+         * As in window.c, we clear the 'immediately' flag in the
+         * term_paint() call if the terminal has an update pending, in
+         * case we're constrained within this event to only draw on
+         * the exposed rectangle of the window. (Because if the whole
+         * of a character cell needs a redraw due to a terminal
+         * contents change, the last thing we want is to give it a
+         * _partial_ redraw here due to system-imposed clipping, and
+         * then have the next main terminal update believe it's been
+         * redrawn in full.)
+         *
+         * I don't actually know if GTK draw events will constrain us
+         * in this way, but it's best to be careful...
+         */
+        term_paint(inst->term, dctx,
+                   (dirtyrect.x - inst->window_border) / inst->font_width,
+                   (dirtyrect.y - inst->window_border) / inst->font_height,
+                   (dirtyrect.x + dirtyrect.width -
+                    inst->window_border) / inst->font_width,
+                   (dirtyrect.y + dirtyrect.height -
+                    inst->window_border) / inst->font_height,
+                   !inst->term->window_update_pending);
+    }
+
+    return TRUE;
+}
+#else
 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
 
+#ifndef NO_BACKING_PIXMAPS
     /*
      * Pass the exposed rectangle to terminal.c, which will call us
      * back to do the actual painting.
      */
     if (inst->pixmap) {
-       gdk_draw_pixmap(widget->window,
-                       widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
+       gdk_draw_pixmap(gtk_widget_get_window(widget),
+                       (gtk_widget_get_style(widget)->fg_gc
+                         [gtk_widget_get_state(widget)]),
                        inst->pixmap,
                        event->area.x, event->area.y,
                        event->area.x, event->area.y,
                        event->area.width, event->area.height);
     }
+#else
+    if (inst->term) {
+        Context ctx = get_ctx(inst);
+        term_paint(inst->term, ctx,
+                   (event->area.x - inst->window_border) / inst->font_width,
+                   (event->area.y - inst->window_border) / inst->font_height,
+                   (event->area.x + event->area.width -
+                    inst->window_border) / inst->font_width,
+                   (event->area.y + event->area.height -
+                    inst->window_border) / inst->font_height,
+                   !inst->term->window_update_pending);
+        free_ctx(ctx);
+    }
+#endif
+
     return TRUE;
 }
+#endif
 
 #define KEY_PRESSED(k) \
     (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
@@ -509,6 +630,7 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
     char output[256];
     wchar_t ucsoutput[2];
     int ucsval, start, end, special, output_charset, use_ucsoutput;
+    int nethack_mode, app_keypad_mode;
 
     /* Remember the timestamp. */
     inst->input_event_time = event->time;
@@ -518,6 +640,134 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
     special = use_ucsoutput = FALSE;
     output_charset = CS_ISO8859_1;
 
+#ifdef KEY_EVENT_DIAGNOSTICS
+    /*
+     * Condition this mess in if you want to debug keyboard events as
+     * they come in to this function (e.g. because some particular
+     * port of GDK is producing an unexpected arrangement of
+     * modifiers).
+     */
+#define TRY(val, prefix, string)                                \
+    if ((val) == prefix ## string) printf("%s", #string); else
+#define GIVE_UP(val)                            \
+    printf("%d", (int)(val))
+#define TRY_MASK(val, prefix, string, suffix)           \
+        if ((val) & prefix ## string ## suffix) {       \
+            (val) &= ~ prefix ## string ## suffix;      \
+            printf("%s", #string);                      \
+            if (val) printf("|");                       \
+        }
+#define GIVE_UP_MASK(val)                               \
+        do                                              \
+        {                                               \
+            if ((val)) printf("%d", (int)(val));        \
+        } while (0)
+
+    printf("key_event: type=");
+    TRY(event->type, GDK_KEY_, PRESS)
+    TRY(event->type, GDK_KEY_, RELEASE)
+    GIVE_UP(event->type);
+    printf(" keyval=");
+    TRY(event->keyval, GDK_KEY_, Alt_L)
+    TRY(event->keyval, GDK_KEY_, Alt_R)
+    TRY(event->keyval, GDK_KEY_, BackSpace)
+    TRY(event->keyval, GDK_KEY_, Begin)
+    TRY(event->keyval, GDK_KEY_, Break)
+    TRY(event->keyval, GDK_KEY_, Delete)
+    TRY(event->keyval, GDK_KEY_, Down)
+    TRY(event->keyval, GDK_KEY_, End)
+    TRY(event->keyval, GDK_KEY_, Escape)
+    TRY(event->keyval, GDK_KEY_, F10)
+    TRY(event->keyval, GDK_KEY_, F11)
+    TRY(event->keyval, GDK_KEY_, F12)
+    TRY(event->keyval, GDK_KEY_, F13)
+    TRY(event->keyval, GDK_KEY_, F14)
+    TRY(event->keyval, GDK_KEY_, F15)
+    TRY(event->keyval, GDK_KEY_, F16)
+    TRY(event->keyval, GDK_KEY_, F17)
+    TRY(event->keyval, GDK_KEY_, F18)
+    TRY(event->keyval, GDK_KEY_, F19)
+    TRY(event->keyval, GDK_KEY_, F1)
+    TRY(event->keyval, GDK_KEY_, F20)
+    TRY(event->keyval, GDK_KEY_, F2)
+    TRY(event->keyval, GDK_KEY_, F3)
+    TRY(event->keyval, GDK_KEY_, F4)
+    TRY(event->keyval, GDK_KEY_, F5)
+    TRY(event->keyval, GDK_KEY_, F6)
+    TRY(event->keyval, GDK_KEY_, F7)
+    TRY(event->keyval, GDK_KEY_, F8)
+    TRY(event->keyval, GDK_KEY_, F9)
+    TRY(event->keyval, GDK_KEY_, Home)
+    TRY(event->keyval, GDK_KEY_, Insert)
+    TRY(event->keyval, GDK_KEY_, ISO_Left_Tab)
+    TRY(event->keyval, GDK_KEY_, KP_0)
+    TRY(event->keyval, GDK_KEY_, KP_1)
+    TRY(event->keyval, GDK_KEY_, KP_2)
+    TRY(event->keyval, GDK_KEY_, KP_3)
+    TRY(event->keyval, GDK_KEY_, KP_4)
+    TRY(event->keyval, GDK_KEY_, KP_5)
+    TRY(event->keyval, GDK_KEY_, KP_6)
+    TRY(event->keyval, GDK_KEY_, KP_7)
+    TRY(event->keyval, GDK_KEY_, KP_8)
+    TRY(event->keyval, GDK_KEY_, KP_9)
+    TRY(event->keyval, GDK_KEY_, KP_Add)
+    TRY(event->keyval, GDK_KEY_, KP_Begin)
+    TRY(event->keyval, GDK_KEY_, KP_Decimal)
+    TRY(event->keyval, GDK_KEY_, KP_Delete)
+    TRY(event->keyval, GDK_KEY_, KP_Divide)
+    TRY(event->keyval, GDK_KEY_, KP_Down)
+    TRY(event->keyval, GDK_KEY_, KP_End)
+    TRY(event->keyval, GDK_KEY_, KP_Enter)
+    TRY(event->keyval, GDK_KEY_, KP_Home)
+    TRY(event->keyval, GDK_KEY_, KP_Insert)
+    TRY(event->keyval, GDK_KEY_, KP_Left)
+    TRY(event->keyval, GDK_KEY_, KP_Multiply)
+    TRY(event->keyval, GDK_KEY_, KP_Page_Down)
+    TRY(event->keyval, GDK_KEY_, KP_Page_Up)
+    TRY(event->keyval, GDK_KEY_, KP_Right)
+    TRY(event->keyval, GDK_KEY_, KP_Subtract)
+    TRY(event->keyval, GDK_KEY_, KP_Up)
+    TRY(event->keyval, GDK_KEY_, Left)
+    TRY(event->keyval, GDK_KEY_, Meta_L)
+    TRY(event->keyval, GDK_KEY_, Meta_R)
+    TRY(event->keyval, GDK_KEY_, Num_Lock)
+    TRY(event->keyval, GDK_KEY_, Page_Down)
+    TRY(event->keyval, GDK_KEY_, Page_Up)
+    TRY(event->keyval, GDK_KEY_, Return)
+    TRY(event->keyval, GDK_KEY_, Right)
+    TRY(event->keyval, GDK_KEY_, Tab)
+    TRY(event->keyval, GDK_KEY_, Up)
+    TRY(event->keyval, GDK_KEY_, Shift_L)
+    TRY(event->keyval, GDK_KEY_, Shift_R)
+    TRY(event->keyval, GDK_KEY_, Control_L)
+    TRY(event->keyval, GDK_KEY_, Control_R)
+    TRY(event->keyval, GDK_KEY_, Caps_Lock)
+    TRY(event->keyval, GDK_KEY_, Shift_Lock)
+    TRY(event->keyval, GDK_KEY_, Super_L)
+    TRY(event->keyval, GDK_KEY_, Super_R)
+    TRY(event->keyval, GDK_KEY_, Hyper_L)
+    TRY(event->keyval, GDK_KEY_, Hyper_R)
+    GIVE_UP(event->keyval);
+    printf(" state=");
+    {
+        int val = event->state;
+        TRY_MASK(val, GDK_, SHIFT, _MASK)
+        TRY_MASK(val, GDK_, LOCK, _MASK)
+        TRY_MASK(val, GDK_, CONTROL, _MASK)
+        TRY_MASK(val, GDK_, MOD1, _MASK)
+        TRY_MASK(val, GDK_, MOD2, _MASK)
+        TRY_MASK(val, GDK_, MOD3, _MASK)
+        TRY_MASK(val, GDK_, MOD4, _MASK)
+        TRY_MASK(val, GDK_, MOD5, _MASK)
+        TRY_MASK(val, GDK_, SUPER, _MASK)
+        TRY_MASK(val, GDK_, HYPER, _MASK)
+        TRY_MASK(val, GDK_, META, _MASK)
+        GIVE_UP_MASK(val);
+    }
+    printf(" hardware_keycode=%d is_modifier=%s\n",
+           (int)event->hardware_keycode, event->is_modifier ? "TRUE" : "FALSE");
+#endif /* KEY_EVENT_DIAGNOSTICS */
+
     /*
      * If Alt is being released after typing an Alt+numberpad
      * sequence, we should generate the code that was typed.
@@ -528,21 +778,28 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
      * inconvenience in having to type a zero before a single-digit
      * character code.
      */
-    if (event->type == GDK_KEY_RELEASE &&
-       (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
-        event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
-       inst->alt_keycode >= 0 && inst->alt_digits > 1) {
+    if (event->type == GDK_KEY_RELEASE) {
+        if ((event->keyval == GDK_KEY_Meta_L ||
+             event->keyval == GDK_KEY_Meta_R ||
+             event->keyval == GDK_KEY_Alt_L ||
+             event->keyval == GDK_KEY_Alt_R) &&
+            inst->alt_keycode >= 0 && inst->alt_digits > 1) {
 #ifdef KEY_DEBUGGING
-       printf("Alt key up, keycode = %d\n", inst->alt_keycode);
+            printf("Alt key up, keycode = %d\n", inst->alt_keycode);
+#endif
+            /*
+             * FIXME: we might usefully try to do something clever here
+             * about interpreting the generated key code in a way that's
+             * appropriate to the line code page.
+             */
+            output[0] = inst->alt_keycode;
+            end = 1;
+            goto done;
+        }
+#if GTK_CHECK_VERSION(2,0,0)
+        if (gtk_im_context_filter_keypress(inst->imc, event))
+            return TRUE;
 #endif
-       /*
-        * FIXME: we might usefully try to do something clever here
-        * about interpreting the generated key code in a way that's
-        * appropriate to the line code page.
-        */
-       output[0] = inst->alt_keycode;
-       end = 1;
-       goto done;
     }
 
     if (event->type == GDK_KEY_PRESS) {
@@ -566,8 +823,10 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
         * accumulating an Alt+numberpad code. We do this by
         * setting alt_keycode to -1 (nothing yet but plausible).
         */
-       if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
-            event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
+       if ((event->keyval == GDK_KEY_Meta_L ||
+            event->keyval == GDK_KEY_Meta_R ||
+             event->keyval == GDK_KEY_Alt_L ||
+             event->keyval == GDK_KEY_Alt_R)) {
            inst->alt_keycode = -1;
             inst->alt_digits = 0;
            goto done;                 /* this generates nothing else */
@@ -582,16 +841,16 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
            int digit = -1;
            switch (event->keyval) {
-             case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
-             case GDK_KP_1: case GDK_KP_End: digit = 1; break;
-             case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
-             case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
-             case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
-             case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
-             case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
-             case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
-             case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
-             case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
+             case GDK_KEY_KP_0: case GDK_KEY_KP_Insert: digit = 0; break;
+             case GDK_KEY_KP_1: case GDK_KEY_KP_End: digit = 1; break;
+             case GDK_KEY_KP_2: case GDK_KEY_KP_Down: digit = 2; break;
+             case GDK_KEY_KP_3: case GDK_KEY_KP_Page_Down: digit = 3; break;
+             case GDK_KEY_KP_4: case GDK_KEY_KP_Left: digit = 4; break;
+             case GDK_KEY_KP_5: case GDK_KEY_KP_Begin: digit = 5; break;
+             case GDK_KEY_KP_6: case GDK_KEY_KP_Right: digit = 6; break;
+             case GDK_KEY_KP_7: case GDK_KEY_KP_Home: digit = 7; break;
+             case GDK_KEY_KP_8: case GDK_KEY_KP_Up: digit = 8; break;
+             case GDK_KEY_KP_9: case GDK_KEY_KP_Page_Up: digit = 9; break;
            }
            if (digit < 0)
                inst->alt_keycode = -2;   /* it's invalid */
@@ -617,19 +876,23 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
         * Shift-PgUp and Shift-PgDn don't even generate keystrokes
         * at all.
         */
-       if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
-           term_scroll(inst->term, 0, -inst->cfg.height/2);
+       if (event->keyval == GDK_KEY_Page_Up &&
+            (event->state & GDK_SHIFT_MASK)) {
+           term_scroll(inst->term, 0, -inst->height/2);
            return TRUE;
        }
-       if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
+       if (event->keyval == GDK_KEY_Page_Up &&
+            (event->state & GDK_CONTROL_MASK)) {
            term_scroll(inst->term, 0, -1);
            return TRUE;
        }
-       if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
-           term_scroll(inst->term, 0, +inst->cfg.height/2);
+       if (event->keyval == GDK_KEY_Page_Down &&
+            (event->state & GDK_SHIFT_MASK)) {
+           term_scroll(inst->term, 0, +inst->height/2);
            return TRUE;
        }
-       if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
+       if (event->keyval == GDK_KEY_Page_Down &&
+            (event->state & GDK_CONTROL_MASK)) {
            term_scroll(inst->term, 0, +1);
            return TRUE;
        }
@@ -637,7 +900,8 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        /*
         * Neither does Shift-Ins.
         */
-       if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
+       if (event->keyval == GDK_KEY_Insert &&
+            (event->state & GDK_SHIFT_MASK)) {
            request_paste(inst);
            return TRUE;
        }
@@ -645,6 +909,10 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        special = FALSE;
        use_ucsoutput = FALSE;
 
+        nethack_mode = conf_get_int(inst->conf, CONF_nethack_keypad);
+        app_keypad_mode = (inst->term->app_keypad_keys &&
+                           !conf_get_int(inst->conf, CONF_no_applic_k));
+
        /* ALT+things gives leading Escape. */
        output[0] = '\033';
 #if !GTK_CHECK_VERSION(2,0,0)
@@ -658,13 +926,73 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        output_charset = CS_ISO8859_1;
        strncpy(output+1, event->string, lenof(output)-1);
 #else
+        /*
+         * Most things can now be passed to
+         * gtk_im_context_filter_keypress without breaking anything
+         * below this point. An exception is the numeric keypad if
+         * we're in Nethack or application mode: the IM will eat
+         * numeric keypad presses if Num Lock is on, but we don't want
+         * it to.
+         */
+       if (app_keypad_mode &&
+            (event->keyval == GDK_KEY_Num_Lock ||
+             event->keyval == GDK_KEY_KP_Divide ||
+             event->keyval == GDK_KEY_KP_Multiply ||
+             event->keyval == GDK_KEY_KP_Subtract ||
+             event->keyval == GDK_KEY_KP_Add ||
+             event->keyval == GDK_KEY_KP_Enter ||
+             event->keyval == GDK_KEY_KP_0 ||
+             event->keyval == GDK_KEY_KP_Insert ||
+             event->keyval == GDK_KEY_KP_1 ||
+             event->keyval == GDK_KEY_KP_End ||
+             event->keyval == GDK_KEY_KP_2 ||
+             event->keyval == GDK_KEY_KP_Down ||
+             event->keyval == GDK_KEY_KP_3 ||
+             event->keyval == GDK_KEY_KP_Page_Down ||
+             event->keyval == GDK_KEY_KP_4 ||
+             event->keyval == GDK_KEY_KP_Left ||
+             event->keyval == GDK_KEY_KP_5 ||
+             event->keyval == GDK_KEY_KP_Begin ||
+             event->keyval == GDK_KEY_KP_6 ||
+             event->keyval == GDK_KEY_KP_Right ||
+             event->keyval == GDK_KEY_KP_7 ||
+             event->keyval == GDK_KEY_KP_Home ||
+             event->keyval == GDK_KEY_KP_8 ||
+             event->keyval == GDK_KEY_KP_Up ||
+             event->keyval == GDK_KEY_KP_9 ||
+             event->keyval == GDK_KEY_KP_Page_Up ||
+             event->keyval == GDK_KEY_KP_Decimal ||
+             event->keyval == GDK_KEY_KP_Delete)) {
+            /* app keypad; do nothing */
+        } else if (nethack_mode &&
+                   (event->keyval == GDK_KEY_KP_1 ||
+                    event->keyval == GDK_KEY_KP_End ||
+                    event->keyval == GDK_KEY_KP_2 ||
+                    event->keyval == GDK_KEY_KP_Down ||
+                    event->keyval == GDK_KEY_KP_3 ||
+                    event->keyval == GDK_KEY_KP_Page_Down ||
+                    event->keyval == GDK_KEY_KP_4 ||
+                    event->keyval == GDK_KEY_KP_Left ||
+                    event->keyval == GDK_KEY_KP_5 ||
+                    event->keyval == GDK_KEY_KP_Begin ||
+                    event->keyval == GDK_KEY_KP_6 ||
+                    event->keyval == GDK_KEY_KP_Right ||
+                    event->keyval == GDK_KEY_KP_7 ||
+                    event->keyval == GDK_KEY_KP_Home ||
+                    event->keyval == GDK_KEY_KP_8 ||
+                    event->keyval == GDK_KEY_KP_Up ||
+                    event->keyval == GDK_KEY_KP_9 ||
+                    event->keyval == GDK_KEY_KP_Page_Up)) {
+            /* nethack mode; do nothing */
+        } else {
+            if (gtk_im_context_filter_keypress(inst->imc, event))
+                return TRUE;
+        }
+
        /*
         * GDK 2.0 arranges to have done some translation for us: in
         * GDK 2.0, event->string is encoded in the current locale.
         *
-        * (However, it's also deprecated; we really ought to be
-        * using a GTKIMContext.)
-        *
         * So we use the standard C library function mbstowcs() to
         * convert from the current locale into Unicode; from there
         * we can convert to whatever PuTTY is currently working in.
@@ -675,7 +1003,8 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
         */
        output_charset = CS_UTF8;
        {
-           wchar_t widedata[32], *wp;
+           wchar_t widedata[32];
+            const wchar_t *wp;
            int wlen;
            int ulen;
 
@@ -714,8 +1043,35 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
            end = 2;
        }
 
+        /* Some GTK backends (e.g. Quartz) do not change event->string
+         * in response to the Control modifier. So we do it ourselves
+         * here, if it's not already happened.
+         *
+         * The translations below are in line with X11 policy as far
+         * as I know. */
+        if ((event->state & GDK_CONTROL_MASK) && end == 2) {
+            if (output[1] >= '3' && output[1] <= '7') {
+                /* ^3,...,^7 map to 0x1B,...,0x1F */
+                output[1] += '\x1B' - '3';
+            } else if (output[1] == '2') {
+                /* ^2 is ^@, i.e. \0 */
+                output[1] = '\0';
+            } else if (output[1] == '8') {
+                /* ^8 is DEL */
+                output[1] = '\x7F';
+            } else if (output[1] == '/') {
+                /* ^/ is the same as ^_ */
+                output[1] = '\x1F';
+            } else if (output[1] >= 0x40 && output[1] < 0x7F) {
+                /* Everything anywhere near the alphabetics just gets
+                 * masked. */
+                output[1] &= 0x1F;
+            }
+            /* Anything else, e.g. '0', is unchanged. */
+        }
+
        /* Control-Break sends a Break special to the backend */
-       if (event->keyval == GDK_Break &&
+       if (event->keyval == GDK_KEY_Break &&
            (event->state & GDK_CONTROL_MASK)) {
            if (inst->back)
                inst->back->special(inst->backhandle, TS_BRK);
@@ -724,7 +1080,7 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
 
        /* We handle Return ourselves, because it needs to be flagged as
         * special to ldisc. */
-       if (event->keyval == GDK_Return) {
+       if (event->keyval == GDK_KEY_Return) {
            output[1] = '\015';
            use_ucsoutput = FALSE;
            end = 2;
@@ -753,32 +1109,35 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        }
 
        /* We don't let GTK tell us what Backspace is! We know better. */
-       if (event->keyval == GDK_BackSpace &&
+       if (event->keyval == GDK_KEY_BackSpace &&
            !(event->state & GDK_SHIFT_MASK)) {
-           output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
+           output[1] = conf_get_int(inst->conf, CONF_bksp_is_delete) ?
+               '\x7F' : '\x08';
            use_ucsoutput = FALSE;
            end = 2;
            special = TRUE;
        }
        /* For Shift Backspace, do opposite of what is configured. */
-       if (event->keyval == GDK_BackSpace &&
+       if (event->keyval == GDK_KEY_BackSpace &&
            (event->state & GDK_SHIFT_MASK)) {
-           output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
+           output[1] = conf_get_int(inst->conf, CONF_bksp_is_delete) ?
+               '\x08' : '\x7F';
            use_ucsoutput = FALSE;
            end = 2;
            special = TRUE;
        }
 
        /* Shift-Tab is ESC [ Z */
-       if (event->keyval == GDK_ISO_Left_Tab ||
-           (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
+       if (event->keyval == GDK_KEY_ISO_Left_Tab ||
+           (event->keyval == GDK_KEY_Tab &&
+             (event->state & GDK_SHIFT_MASK))) {
            end = 1 + sprintf(output+1, "\033[Z");
            use_ucsoutput = FALSE;
        }
        /* And normal Tab is Tab, if the keymap hasn't already told us.
         * (Curiously, at least one version of the MacOS 10.5 X server
         * doesn't translate Tab for us. */
-       if (event->keyval == GDK_Tab && end <= 1) {
+       if (event->keyval == GDK_KEY_Tab && end <= 1) {
            output[1] = '\t';
            end = 2;
        }
@@ -786,18 +1145,27 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        /*
         * NetHack keypad mode.
         */
-       if (inst->cfg.nethack_keypad) {
-           char *keys = NULL;
+       if (nethack_mode) {
+           const char *keys = NULL;
            switch (event->keyval) {
-             case GDK_KP_1: case GDK_KP_End: keys = "bB\002"; break;
-             case GDK_KP_2: case GDK_KP_Down: keys = "jJ\012"; break;
-             case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN\016"; break;
-             case GDK_KP_4: case GDK_KP_Left: keys = "hH\010"; break;
-             case GDK_KP_5: case GDK_KP_Begin: keys = "..."; break;
-             case GDK_KP_6: case GDK_KP_Right: keys = "lL\014"; break;
-             case GDK_KP_7: case GDK_KP_Home: keys = "yY\031"; break;
-             case GDK_KP_8: case GDK_KP_Up: keys = "kK\013"; break;
-             case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU\025"; break;
+             case GDK_KEY_KP_1: case GDK_KEY_KP_End:
+                keys = "bB\002"; break;
+             case GDK_KEY_KP_2: case GDK_KEY_KP_Down:
+                keys = "jJ\012"; break;
+             case GDK_KEY_KP_3: case GDK_KEY_KP_Page_Down:
+                keys = "nN\016"; break;
+             case GDK_KEY_KP_4: case GDK_KEY_KP_Left:
+                keys = "hH\010"; break;
+             case GDK_KEY_KP_5: case GDK_KEY_KP_Begin:
+                keys = "..."; break;
+             case GDK_KEY_KP_6: case GDK_KEY_KP_Right:
+                keys = "lL\014"; break;
+             case GDK_KEY_KP_7: case GDK_KEY_KP_Home:
+                keys = "yY\031"; break;
+             case GDK_KEY_KP_8: case GDK_KEY_KP_Up:
+                keys = "kK\013"; break;
+             case GDK_KEY_KP_9: case GDK_KEY_KP_Page_Up:
+                keys = "uU\025"; break;
            }
            if (keys) {
                end = 2;
@@ -815,21 +1183,21 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        /*
         * Application keypad mode.
         */
-       if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
+       if (app_keypad_mode) {
            int xkey = 0;
            switch (event->keyval) {
-             case GDK_Num_Lock: xkey = 'P'; break;
-             case GDK_KP_Divide: xkey = 'Q'; break;
-             case GDK_KP_Multiply: xkey = 'R'; break;
-             case GDK_KP_Subtract: xkey = 'S'; break;
+             case GDK_KEY_Num_Lock: xkey = 'P'; break;
+             case GDK_KEY_KP_Divide: xkey = 'Q'; break;
+             case GDK_KEY_KP_Multiply: xkey = 'R'; break;
+             case GDK_KEY_KP_Subtract: xkey = 'S'; break;
                /*
                 * Keypad + is tricky. It covers a space that would
                 * be taken up on the VT100 by _two_ keys; so we
                 * let Shift select between the two. Worse still,
                 * in xterm function key mode we change which two...
                 */
-             case GDK_KP_Add:
-               if (inst->cfg.funky_type == FUNKY_XTERM) {
+             case GDK_KEY_KP_Add:
+               if (conf_get_int(inst->conf, CONF_funky_type) == FUNKY_XTERM) {
                    if (event->state & GDK_SHIFT_MASK)
                        xkey = 'l';
                    else
@@ -839,18 +1207,19 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
                else
                    xkey = 'l';
                break;
-             case GDK_KP_Enter: xkey = 'M'; break;
-             case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
-             case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
-             case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
-             case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
-             case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
-             case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
-             case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
-             case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
-             case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
-             case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
-             case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
+             case GDK_KEY_KP_Enter: xkey = 'M'; break;
+             case GDK_KEY_KP_0: case GDK_KEY_KP_Insert: xkey = 'p'; break;
+             case GDK_KEY_KP_1: case GDK_KEY_KP_End: xkey = 'q'; break;
+             case GDK_KEY_KP_2: case GDK_KEY_KP_Down: xkey = 'r'; break;
+             case GDK_KEY_KP_3: case GDK_KEY_KP_Page_Down: xkey = 's'; break;
+             case GDK_KEY_KP_4: case GDK_KEY_KP_Left: xkey = 't'; break;
+             case GDK_KEY_KP_5: case GDK_KEY_KP_Begin: xkey = 'u'; break;
+             case GDK_KEY_KP_6: case GDK_KEY_KP_Right: xkey = 'v'; break;
+             case GDK_KEY_KP_7: case GDK_KEY_KP_Home: xkey = 'w'; break;
+             case GDK_KEY_KP_8: case GDK_KEY_KP_Up: xkey = 'x'; break;
+             case GDK_KEY_KP_9: case GDK_KEY_KP_Page_Up: xkey = 'y'; break;
+             case GDK_KEY_KP_Decimal: case GDK_KEY_KP_Delete:
+                xkey = 'n'; break;
            }
            if (xkey) {
                if (inst->term->vt52_mode) {
@@ -876,90 +1245,91 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
         */
        {
            int code = 0;
+           int funky_type = conf_get_int(inst->conf, CONF_funky_type);
            switch (event->keyval) {
-             case GDK_F1:
+             case GDK_KEY_F1:
                code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
                break;
-             case GDK_F2:
+             case GDK_KEY_F2:
                code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
                break;
-             case GDK_F3:
+             case GDK_KEY_F3:
                code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
                break;
-             case GDK_F4:
+             case GDK_KEY_F4:
                code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
                break;
-             case GDK_F5:
+             case GDK_KEY_F5:
                code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
                break;
-             case GDK_F6:
+             case GDK_KEY_F6:
                code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
                break;
-             case GDK_F7:
+             case GDK_KEY_F7:
                code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
                break;
-             case GDK_F8:
+             case GDK_KEY_F8:
                code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
                break;
-             case GDK_F9:
+             case GDK_KEY_F9:
                code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
                break;
-             case GDK_F10:
+             case GDK_KEY_F10:
                code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
                break;
-             case GDK_F11:
+             case GDK_KEY_F11:
                code = 23;
                break;
-             case GDK_F12:
+             case GDK_KEY_F12:
                code = 24;
                break;
-             case GDK_F13:
+             case GDK_KEY_F13:
                code = 25;
                break;
-             case GDK_F14:
+             case GDK_KEY_F14:
                code = 26;
                break;
-             case GDK_F15:
+             case GDK_KEY_F15:
                code = 28;
                break;
-             case GDK_F16:
+             case GDK_KEY_F16:
                code = 29;
                break;
-             case GDK_F17:
+             case GDK_KEY_F17:
                code = 31;
                break;
-             case GDK_F18:
+             case GDK_KEY_F18:
                code = 32;
                break;
-             case GDK_F19:
+             case GDK_KEY_F19:
                code = 33;
                break;
-             case GDK_F20:
+             case GDK_KEY_F20:
                code = 34;
                break;
            }
            if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
-             case GDK_Home: case GDK_KP_Home:
+             case GDK_KEY_Home: case GDK_KEY_KP_Home:
                code = 1;
                break;
-             case GDK_Insert: case GDK_KP_Insert:
+             case GDK_KEY_Insert: case GDK_KEY_KP_Insert:
                code = 2;
                break;
-             case GDK_Delete: case GDK_KP_Delete:
+             case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
                code = 3;
                break;
-             case GDK_End: case GDK_KP_End:
+             case GDK_KEY_End: case GDK_KEY_KP_End:
                code = 4;
                break;
-             case GDK_Page_Up: case GDK_KP_Page_Up:
+             case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
                code = 5;
                break;
-             case GDK_Page_Down: case GDK_KP_Page_Down:
+             case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
                code = 6;
                break;
            }
            /* Reorder edit keys to physical order */
-           if (inst->cfg.funky_type == FUNKY_VT400 && code <= 6)
+           if (funky_type == FUNKY_VT400 && code <= 6)
                code = "\0\2\1\4\5\3\6"[code];
 
            if (inst->term->vt52_mode && code > 0 && code <= 6) {
@@ -968,23 +1338,23 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
                goto done;
            }
 
-           if (inst->cfg.funky_type == FUNKY_SCO &&     /* SCO function keys */
+           if (funky_type == FUNKY_SCO &&     /* SCO function keys */
                code >= 11 && code <= 34) {
                char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
                int index = 0;
                switch (event->keyval) {
-                 case GDK_F1: index = 0; break;
-                 case GDK_F2: index = 1; break;
-                 case GDK_F3: index = 2; break;
-                 case GDK_F4: index = 3; break;
-                 case GDK_F5: index = 4; break;
-                 case GDK_F6: index = 5; break;
-                 case GDK_F7: index = 6; break;
-                 case GDK_F8: index = 7; break;
-                 case GDK_F9: index = 8; break;
-                 case GDK_F10: index = 9; break;
-                 case GDK_F11: index = 10; break;
-                 case GDK_F12: index = 11; break;
+                 case GDK_KEY_F1: index = 0; break;
+                 case GDK_KEY_F2: index = 1; break;
+                 case GDK_KEY_F3: index = 2; break;
+                 case GDK_KEY_F4: index = 3; break;
+                 case GDK_KEY_F5: index = 4; break;
+                 case GDK_KEY_F6: index = 5; break;
+                 case GDK_KEY_F7: index = 6; break;
+                 case GDK_KEY_F8: index = 7; break;
+                 case GDK_KEY_F9: index = 8; break;
+                 case GDK_KEY_F10: index = 9; break;
+                 case GDK_KEY_F11: index = 10; break;
+                 case GDK_KEY_F12: index = 11; break;
                }
                if (event->state & GDK_SHIFT_MASK) index += 12;
                if (event->state & GDK_CONTROL_MASK) index += 24;
@@ -992,7 +1362,7 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
                use_ucsoutput = FALSE;
                goto done;
            }
-           if (inst->cfg.funky_type == FUNKY_SCO &&     /* SCO small keypad */
+           if (funky_type == FUNKY_SCO &&     /* SCO small keypad */
                code >= 1 && code <= 6) {
                char codes[] = "HL.FIG";
                if (code == 3) {
@@ -1004,7 +1374,7 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
                use_ucsoutput = FALSE;
                goto done;
            }
-           if ((inst->term->vt52_mode || inst->cfg.funky_type == FUNKY_VT100P) &&
+           if ((inst->term->vt52_mode || funky_type == FUNKY_VT100P) &&
                code >= 11 && code <= 24) {
                int offt = 0;
                if (code > 15)
@@ -1020,12 +1390,12 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
                use_ucsoutput = FALSE;
                goto done;
            }
-           if (inst->cfg.funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
+           if (funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
                end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
                use_ucsoutput = FALSE;
                goto done;
            }
-           if (inst->cfg.funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
+           if (funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
                if (inst->term->vt52_mode)
                    end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
                else
@@ -1033,7 +1403,8 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
                use_ucsoutput = FALSE;
                goto done;
            }
-           if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
+           if ((code == 1 || code == 4) &&
+               conf_get_int(inst->conf, CONF_rxvt_homeend)) {
                end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
                use_ucsoutput = FALSE;
                goto done;
@@ -1055,11 +1426,11 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
        {
            int xkey = 0;
            switch (event->keyval) {
-             case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
-             case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
-             case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
-             case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
-             case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
+             case GDK_KEY_Up: case GDK_KEY_KP_Up: xkey = 'A'; break;
+             case GDK_KEY_Down: case GDK_KEY_KP_Down: xkey = 'B'; break;
+             case GDK_KEY_Right: case GDK_KEY_KP_Right: xkey = 'C'; break;
+             case GDK_KEY_Left: case GDK_KEY_KP_Left: xkey = 'D'; break;
+             case GDK_KEY_Begin: case GDK_KEY_KP_Begin: xkey = 'G'; break;
            }
            if (xkey) {
                end = 1 + format_arrow_key(output+1, inst->term, xkey,
@@ -1119,30 +1490,47 @@ gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
     return TRUE;
 }
 
+#if GTK_CHECK_VERSION(2,0,0)
+void input_method_commit_event(GtkIMContext *imc, gchar *str, gpointer data)
+{
+    struct gui_data *inst = (struct gui_data *)data;
+    if (inst->ldisc)
+        lpage_send(inst->ldisc, CS_UTF8, str, strlen(str), 1);
+    show_mouseptr(inst, 0);
+    term_seen_key_event(inst->term);
+}
+#endif
+
 gboolean button_internal(struct gui_data *inst, guint32 timestamp,
                         GdkEventType type, guint ebutton, guint state,
                         gdouble ex, gdouble ey)
 {
-    int shift, ctrl, alt, x, y, button, act;
+    int shift, ctrl, alt, x, y, button, act, raw_mouse_mode;
 
     /* Remember the timestamp. */
     inst->input_event_time = timestamp;
 
     show_mouseptr(inst, 1);
 
-    if (ebutton == 4 && type == GDK_BUTTON_PRESS) {
-       term_scroll(inst->term, 0, -5);
-       return TRUE;
-    }
-    if (ebutton == 5 && type == GDK_BUTTON_PRESS) {
-       term_scroll(inst->term, 0, +5);
-       return TRUE;
-    }
-
     shift = state & GDK_SHIFT_MASK;
     ctrl = state & GDK_CONTROL_MASK;
     alt = state & GDK_MOD1_MASK;
 
+    raw_mouse_mode =
+        send_raw_mouse && !(shift && conf_get_int(inst->conf,
+                                                  CONF_mouse_override));
+
+    if (!raw_mouse_mode) {
+        if (ebutton == 4 && type == GDK_BUTTON_PRESS) {
+            term_scroll(inst->term, 0, -5);
+            return TRUE;
+        }
+        if (ebutton == 5 && type == GDK_BUTTON_PRESS) {
+            term_scroll(inst->term, 0, +5);
+            return TRUE;
+        }
+    }
+
     if (ebutton == 3 && ctrl) {
        gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
                       ebutton, timestamp);
@@ -1155,6 +1543,10 @@ gboolean button_internal(struct gui_data *inst, guint32 timestamp,
        button = MBT_MIDDLE;
     else if (ebutton == 3)
        button = MBT_RIGHT;
+    else if (ebutton == 4)
+       button = MBT_WHEEL_UP;
+    else if (ebutton == 5)
+       button = MBT_WHEEL_DOWN;
     else
        return FALSE;                  /* don't even know what button! */
 
@@ -1166,12 +1558,11 @@ gboolean button_internal(struct gui_data *inst, guint32 timestamp,
       default: return FALSE;          /* don't know this event type */
     }
 
-    if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
-       act != MA_CLICK && act != MA_RELEASE)
+    if (raw_mouse_mode && act != MA_CLICK && act != MA_RELEASE)
        return TRUE;                   /* we ignore these in raw mouse mode */
 
-    x = (ex - inst->cfg.window_border) / inst->font_width;
-    y = (ey - inst->cfg.window_border) / inst->font_height;
+    x = (ex - inst->window_border) / inst->font_width;
+    y = (ey - inst->window_border) / inst->font_height;
 
     term_mouse(inst->term, button, translate_button(button), act,
               x, y, shift, ctrl, alt);
@@ -1231,8 +1622,8 @@ gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
     else
        return FALSE;                  /* don't even know what button! */
 
-    x = (event->x - inst->cfg.window_border) / inst->font_width;
-    y = (event->y - inst->cfg.window_border) / inst->font_height;
+    x = (event->x - inst->window_border) / inst->font_width;
+    y = (event->y - inst->window_border) / inst->font_height;
 
     term_mouse(inst->term, button, translate_button(button), MA_DRAG,
               x, y, shift, ctrl, alt);
@@ -1249,86 +1640,225 @@ void frontend_keypress(void *handle)
      * any keypress.
      */
     if (inst->exited)
-       exit(0);
+       cleanup_exit(0);
 }
 
-static gint idle_exit_func(gpointer data)
+static void exit_callback(void *vinst)
 {
-    struct gui_data *inst = (struct gui_data *)data;
-    int exitcode;
+    struct gui_data *inst = (struct gui_data *)vinst;
+    int exitcode, close_on_exit;
 
     if (!inst->exited &&
         (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
        inst->exited = TRUE;
-       if (inst->cfg.close_on_exit == FORCE_ON ||
-           (inst->cfg.close_on_exit == AUTO && exitcode == 0))
+       close_on_exit = conf_get_int(inst->conf, CONF_close_on_exit);
+       if (close_on_exit == FORCE_ON ||
+           (close_on_exit == AUTO && exitcode == 0))
            gtk_main_quit();           /* just go */
        if (inst->ldisc) {
            ldisc_free(inst->ldisc);
            inst->ldisc = NULL;
        }
-       if (inst->back) {
-           inst->back->free(inst->backhandle);
-           inst->backhandle = NULL;
-           inst->back = NULL;
-            term_provide_resize_fn(inst->term, NULL, NULL);
-           update_specials_menu(inst);
-       }
+        inst->back->free(inst->backhandle);
+        inst->backhandle = NULL;
+        inst->back = NULL;
+        term_provide_resize_fn(inst->term, NULL, NULL);
+        update_specials_menu(inst);
        gtk_widget_set_sensitive(inst->restartitem, TRUE);
     }
+}
 
-    gtk_idle_remove(inst->term_exit_idle_id);
-    return TRUE;
+/*
+ * Replacement code for the gtk_quit_add() function, which GTK2 - in
+ * their unbounded wisdom - deprecated without providing any usable
+ * replacement, and which we were using to ensure that our idle
+ * function for toplevel callbacks was only run from the outermost
+ * gtk_main().
+ *
+ * We maintain a global variable with a list of 'struct gui_data'
+ * instances on which we should call inst_post_main() when a
+ * subsidiary gtk_main() terminates; then we must make sure that all
+ * our subsidiary calls to gtk_main() are followed by a call to
+ * post_main().
+ *
+ * This is kind of overkill in the sense that at the time of writing
+ * we don't actually ever run more than one 'struct gui_data' instance
+ * in the same process, but we're _so nearly_ prepared to do that that
+ * I want to remain futureproof against the possibility of doing so in
+ * future.
+ */
+struct post_main_context {
+    struct post_main_context *next;
+    struct gui_data *inst;
+};
+struct post_main_context *post_main_list_head = NULL;
+static void request_post_main(struct gui_data *inst)
+{
+    struct post_main_context *node = snew(struct post_main_context);
+    node->next = post_main_list_head;
+    node->inst = inst;
+    post_main_list_head = node;
+}
+static void inst_post_main(struct gui_data *inst);
+void post_main(void)
+{
+    while (post_main_list_head) {
+        struct post_main_context *node = post_main_list_head;
+        post_main_list_head = node->next;
+        inst_post_main(node->inst);
+        sfree(node);
+    }
 }
 
 void notify_remote_exit(void *frontend)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
 
-    inst->term_exit_idle_id = gtk_idle_add(idle_exit_func, inst);
+    queue_toplevel_callback(exit_callback, inst);
+}
+
+static void notify_toplevel_callback(void *frontend);
+
+static void inst_post_main(struct gui_data *inst)
+{
+    if (gtk_main_level() == 1) {
+        notify_toplevel_callback(inst);
+        inst->quit_fn_scheduled = FALSE;
+    } else {
+        /* Apparently we're _still_ more than one level deep in
+         * gtk_main() instances, so we'll need another callback for
+         * when we get out of the next one. */
+        request_post_main(inst);
+    }
+}
+
+static gint idle_toplevel_callback_func(gpointer data)
+{
+    struct gui_data *inst = (struct gui_data *)data;
+
+    if (gtk_main_level() > 1) {
+        /*
+         * We don't run the callbacks if we're in the middle of a
+         * subsidiary gtk_main. Instead, ask for a callback when we
+         * get back out of the subsidiary main loop (if we haven't
+         * already arranged one), so we can reschedule ourself then.
+         */
+        if (!inst->quit_fn_scheduled) {
+            request_post_main(inst);
+            inst->quit_fn_scheduled = TRUE;
+        }
+        /*
+         * And unschedule this idle function, since we've now done
+         * everything we can until the innermost gtk_main has quit and
+         * can reschedule us with a chance of actually taking action.
+         */
+        if (inst->idle_fn_scheduled) { /* double-check, just in case */
+            g_source_remove(inst->toplevel_callback_idle_id);
+            inst->idle_fn_scheduled = FALSE;
+        }
+    } else {
+        run_toplevel_callbacks();
+    }
+
+    /*
+     * If we've emptied our toplevel callback queue, unschedule
+     * ourself. Otherwise, leave ourselves pending so we'll be called
+     * again to deal with more callbacks after another round of the
+     * event loop.
+     */
+    if (!toplevel_callback_pending() && inst->idle_fn_scheduled) {
+        g_source_remove(inst->toplevel_callback_idle_id);
+        inst->idle_fn_scheduled = FALSE;
+    }
+
+    return TRUE;
+}
+
+static void notify_toplevel_callback(void *frontend)
+{
+    struct gui_data *inst = (struct gui_data *)frontend;
+
+    if (!inst->idle_fn_scheduled) {
+        inst->toplevel_callback_idle_id =
+            g_idle_add(idle_toplevel_callback_func, inst);
+        inst->idle_fn_scheduled = TRUE;
+    }
 }
 
 static gint timer_trigger(gpointer data)
 {
-    long now = GPOINTER_TO_LONG(data);
-    long next;
+    unsigned long now = GPOINTER_TO_LONG(data);
+    unsigned long next, then;
     long ticks;
 
-    if (run_timers(now, &next)) {
-       ticks = next - GETTICKCOUNT();
-       timer_id = gtk_timeout_add(ticks > 0 ? ticks : 1, timer_trigger,
-                                  LONG_TO_GPOINTER(next));
+    /*
+     * Destroy the timer we got here on.
+     */
+    if (timer_id) {
+       g_source_remove(timer_id);
+        timer_id = 0;
     }
 
     /*
-     * Never let a timer resume. If we need another one, we've
-     * asked for it explicitly above.
+     * run_timers() may cause a call to timer_change_notify, in which
+     * case a new timer will already have been set up and left in
+     * timer_id. If it hasn't, and run_timers reports that some timing
+     * still needs to be done, we do it ourselves.
+     */
+    if (run_timers(now, &next) && !timer_id) {
+       then = now;
+       now = GETTICKCOUNT();
+       if (now - then > next - then)
+           ticks = 0;
+       else
+           ticks = next - now;
+       timer_id = g_timeout_add(ticks, timer_trigger, LONG_TO_GPOINTER(next));
+    }
+
+    /*
+     * Returning FALSE means 'don't call this timer again', which
+     * _should_ be redundant given that we removed it above, but just
+     * in case, return FALSE anyway.
      */
     return FALSE;
 }
 
-void timer_change_notify(long next)
+void timer_change_notify(unsigned long next)
 {
     long ticks;
 
     if (timer_id)
-       gtk_timeout_remove(timer_id);
+       g_source_remove(timer_id);
 
     ticks = next - GETTICKCOUNT();
     if (ticks <= 0)
        ticks = 1;                     /* just in case */
 
-    timer_id = gtk_timeout_add(ticks, timer_trigger,
-                              LONG_TO_GPOINTER(next));
+    timer_id = g_timeout_add(ticks, timer_trigger, LONG_TO_GPOINTER(next));
 }
 
-void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
+#if GTK_CHECK_VERSION(2,0,0)
+gboolean fd_input_func(GIOChannel *source, GIOCondition condition,
+                       gpointer data)
 {
+    int sourcefd = g_io_channel_unix_get_fd(source);
     /*
      * We must process exceptional notifications before ordinary
      * readability ones, or we may go straight past the urgent
      * marker.
      */
+    if (condition & G_IO_PRI)
+        select_result(sourcefd, 4);
+    if (condition & G_IO_IN)
+        select_result(sourcefd, 1);
+    if (condition & G_IO_OUT)
+        select_result(sourcefd, 2);
+
+    return TRUE;
+}
+#else
+void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
+{
     if (condition & GDK_INPUT_EXCEPTION)
         select_result(sourcefd, 4);
     if (condition & GDK_INPUT_READ)
@@ -1336,6 +1866,7 @@ void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
     if (condition & GDK_INPUT_WRITE)
         select_result(sourcefd, 2);
 }
+#endif
 
 void destroy(GtkWidget *widget, gpointer data)
 {
@@ -1364,7 +1895,7 @@ void set_busy_status(void *frontend, int status)
 void set_raw_mouse_mode(void *frontend, int activate)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    activate = activate && !inst->cfg.no_mouse_rep;
+    activate = activate && !conf_get_int(inst->conf, CONF_no_mouse_rep);
     send_raw_mouse = activate;
     update_mouseptr(inst);
 }
@@ -1372,6 +1903,9 @@ void set_raw_mouse_mode(void *frontend, int activate)
 void request_resize(void *frontend, int w, int h)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
+
+#if !GTK_CHECK_VERSION(3,0,0)
+
     int large_x, large_y;
     int offset_x, offset_y;
     int area_x, area_y;
@@ -1401,19 +1935,15 @@ void request_resize(void *frontend, int w, int h)
     large_x += 32;
     large_y += 32;
 
-#if GTK_CHECK_VERSION(2,0,0)
     gtk_widget_set_size_request(inst->area, large_x, large_y);
-#else
-    gtk_widget_set_usize(inst->area, large_x, large_y);
-#endif
     gtk_widget_size_request(inst->area, &inner);
     gtk_widget_size_request(inst->window, &outer);
 
     offset_x = outer.width - inner.width;
     offset_y = outer.height - inner.height;
 
-    area_x = inst->font_width * w + 2*inst->cfg.window_border;
-    area_y = inst->font_height * h + 2*inst->cfg.window_border;
+    area_x = inst->font_width * w + 2*inst->window_border;
+    area_y = inst->font_height * h + 2*inst->window_border;
 
     /*
      * Now we must set the size request on the drawing area back to
@@ -1421,12 +1951,11 @@ void request_resize(void *frontend, int w, int h)
      * way to do this, I think, is to set it to what the size is
      * really going to end up being.
      */
-#if GTK_CHECK_VERSION(2,0,0)
     gtk_widget_set_size_request(inst->area, area_x, area_y);
+#if GTK_CHECK_VERSION(2,0,0)
     gtk_window_resize(GTK_WINDOW(inst->window),
                      area_x + offset_x, area_y + offset_y);
 #else
-    gtk_widget_set_usize(inst->area, area_x, area_y);
     gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), area_x, area_y);
     /*
      * I can no longer remember what this call to
@@ -1446,33 +1975,73 @@ void request_resize(void *frontend, int w, int h)
      * above.
      */
     gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst->window));
-    gdk_window_resize(inst->window->window,
+    gdk_window_resize(gtk_widget_get_window(inst->window),
                      area_x + offset_x, area_y + offset_y);
 #endif
+
+#else /* GTK_CHECK_VERSION(3,0,0) */
+
+    /*
+     * In GTK3, we can do this by using gtk_window_resize_to_geometry,
+     * which uses the fact that we've already set up the main window's
+     * WM hints to reflect the terminal drawing area's resize
+     * increment (i.e. character cell) and the fixed amount of stuff
+     * round the edges.
+     */
+    gtk_window_resize_to_geometry(GTK_WINDOW(inst->window), w, h);
+
+#endif
+
 }
 
 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
 {
-    gboolean success[1];
-
     inst->cols[n].red = r * 0x0101;
     inst->cols[n].green = g * 0x0101;
     inst->cols[n].blue = b * 0x0101;
 
-    gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
-    gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
-                             FALSE, TRUE, success);
-    if (!success[0])
-       g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname,
-               n, r, g, b);
+#if !GTK_CHECK_VERSION(3,0,0)
+    {
+        gboolean success[1];
+        gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
+        gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
+                                  FALSE, TRUE, success);
+        if (!success[0])
+            g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
+                    appname, n, r, g, b);
+    }
+#endif
+}
+
+void set_gdk_window_background(GdkWindow *win, const GdkColor *col)
+{
+#if GTK_CHECK_VERSION(3,0,0)
+    /* gdk_window_set_background is deprecated; work around its
+     * absence. */
+    GdkRGBA rgba;
+    rgba.red = col->red / 65535.0;
+    rgba.green = col->green / 65535.0;
+    rgba.blue = col->blue / 65535.0;
+    rgba.alpha = 1.0;
+    gdk_window_set_background_rgba(win, &rgba);
+#else
+    {
+        /* For GTK1, which doesn't have a 'const' on
+         * gdk_window_set_background's second parameter type. */
+        GdkColor col_mutable = *col;
+        gdk_window_set_background(win, &col_mutable);
+    }
+#endif
 }
 
 void set_window_background(struct gui_data *inst)
 {
-    if (inst->area && inst->area->window)
-       gdk_window_set_background(inst->area->window, &inst->cols[258]);
-    if (inst->window && inst->window->window)
-       gdk_window_set_background(inst->window->window, &inst->cols[258]);
+    if (inst->area && gtk_widget_get_window(inst->area))
+       set_gdk_window_background(gtk_widget_get_window(inst->area),
+                                  &inst->cols[258]);
+    if (inst->window && gtk_widget_get_window(inst->window))
+       set_gdk_window_background(gtk_widget_get_window(inst->window),
+                                  &inst->cols[258]);
 }
 
 void palette_set(void *frontend, int n, int r, int g, int b)
@@ -1480,7 +2049,7 @@ void palette_set(void *frontend, int n, int r, int g, int b)
     struct gui_data *inst = (struct gui_data *)frontend;
     if (n >= 16)
        n += 256 - 16;
-    if (n > NALLCOLOURS)
+    if (n >= NALLCOLOURS)
        return;
     real_palette_set(inst, n, r, g, b);
     if (n == 258) {
@@ -1495,27 +2064,31 @@ void palette_set(void *frontend, int n, int r, int g, int b)
 void palette_reset(void *frontend)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    /* This maps colour indices in inst->cfg to those used in inst->cols. */
+    /* This maps colour indices in inst->conf to those used in inst->cols. */
     static const int ww[] = {
        256, 257, 258, 259, 260, 261,
        0, 8, 1, 9, 2, 10, 3, 11,
        4, 12, 5, 13, 6, 14, 7, 15
     };
-    gboolean success[NALLCOLOURS];
     int i;
 
     assert(lenof(ww) == NCFGCOLOURS);
 
+#if !GTK_CHECK_VERSION(3,0,0)
     if (!inst->colmap) {
        inst->colmap = gdk_colormap_get_system();
     } else {
        gdk_colormap_free_colors(inst->colmap, inst->cols, NALLCOLOURS);
     }
+#endif
 
     for (i = 0; i < NCFGCOLOURS; i++) {
-       inst->cols[ww[i]].red = inst->cfg.colours[i][0] * 0x0101;
-       inst->cols[ww[i]].green = inst->cfg.colours[i][1] * 0x0101;
-       inst->cols[ww[i]].blue = inst->cfg.colours[i][2] * 0x0101;
+       inst->cols[ww[i]].red =
+           conf_get_int_int(inst->conf, CONF_colours, i*3+0) * 0x0101;
+       inst->cols[ww[i]].green =
+           conf_get_int_int(inst->conf, CONF_colours, i*3+1) * 0x0101;
+       inst->cols[ww[i]].blue = 
+           conf_get_int_int(inst->conf, CONF_colours, i*3+2) * 0x0101;
     }
 
     for (i = 0; i < NEXTCOLOURS; i++) {
@@ -1532,19 +2105,26 @@ void palette_reset(void *frontend)
        }
     }
 
-    gdk_colormap_alloc_colors(inst->colmap, inst->cols, NALLCOLOURS,
-                             FALSE, TRUE, success);
-    for (i = 0; i < NALLCOLOURS; i++) {
-       if (!success[i])
-           g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
-                    appname, i, inst->cfg.colours[i][0],
-                    inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
+#if !GTK_CHECK_VERSION(3,0,0)
+    {
+        gboolean success[NALLCOLOURS];
+        gdk_colormap_alloc_colors(inst->colmap, inst->cols, NALLCOLOURS,
+                                  FALSE, TRUE, success);
+        for (i = 0; i < NALLCOLOURS; i++) {
+            if (!success[i])
+                g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
+                        appname, i,
+                        conf_get_int_int(inst->conf, CONF_colours, i*3+0),
+                        conf_get_int_int(inst->conf, CONF_colours, i*3+1),
+                        conf_get_int_int(inst->conf, CONF_colours, i*3+2));
+        }
     }
+#endif
 
     /* Since Default Background may have changed, ensure that space
      * between text area and window border is refreshed. */
     set_window_background(inst);
-    if (inst->area && inst->area->window) {
+    if (inst->area && gtk_widget_get_window(inst->area)) {
        draw_backing_rect(inst);
        gtk_widget_queue_draw(inst->area);
     }
@@ -1555,31 +2135,37 @@ void palette_reset(void *frontend)
  */
 void init_cutbuffers()
 {
+#ifndef NOT_X_WINDOWS
     unsigned char empty[] = "";
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    Display *disp = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, empty, 0);
-    XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+    XChangeProperty(disp, GDK_ROOT_WINDOW(),
                    XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, empty, 0);
+#endif
 }
 
 /* Store the data in a cut-buffer. */
 void store_cutbuffer(char * ptr, int len)
 {
+#ifndef NOT_X_WINDOWS
+    Display *disp = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
     /* ICCCM says we must rotate the buffers before storing to buffer 0. */
-    XRotateBuffers(GDK_DISPLAY(), 1);
-    XStoreBytes(GDK_DISPLAY(), ptr, len);
+    XRotateBuffers(disp, 1);
+    XStoreBytes(disp, ptr, len);
+#endif
 }
 
 /* Retrieve data from a cut-buffer.
@@ -1587,13 +2173,18 @@ void store_cutbuffer(char * ptr, int len)
  */
 char * retrieve_cutbuffer(int * nbytes)
 {
+#ifndef NOT_X_WINDOWS
+    Display *disp = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
     char * ptr;
-    ptr = XFetchBytes(GDK_DISPLAY(), nbytes);
+    ptr = XFetchBytes(disp, nbytes);
     if (*nbytes <= 0 && ptr != 0) {
        XFree(ptr);
        ptr = 0;
     }
     return ptr;
+#else
+    return NULL;
+#endif
 }
 
 void write_clip(void *frontend, wchar_t * data, int *attr, int len, int must_deselect)
@@ -1611,10 +2202,13 @@ void write_clip(void *frontend, wchar_t * data, int *attr, int len, int must_des
      * if we aren't in direct-to-font mode using the D800 hack.
      */
     if (!inst->direct_to_font) {
-       wchar_t *tmp = data;
+       const wchar_t *tmp = data;
        int tmplen = len;
+#ifndef NOT_X_WINDOWS
        XTextProperty tp;
        char *list[1];
+        Display *disp = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
+#endif
 
        inst->pasteout_data_utf8 = snewn(len*6, char);
        inst->pasteout_data_utf8_len = len*6;
@@ -1635,14 +2229,17 @@ void write_clip(void *frontend, wchar_t * data, int *attr, int len, int must_des
        /*
         * Now let Xlib convert our UTF-8 data into compound text.
         */
+#ifndef NOT_X_WINDOWS
        list[0] = inst->pasteout_data_utf8;
-       if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list, 1,
+       if (Xutf8TextListToTextProperty(disp, list, 1,
                                        XCompoundTextStyle, &tp) == 0) {
            inst->pasteout_data_ctext = snewn(tp.nitems+1, char);
            memcpy(inst->pasteout_data_ctext, tp.value, tp.nitems);
            inst->pasteout_data_ctext_len = tp.nitems;
            XFree(tp.value);
-       } else {
+       } else
+#endif
+        {
             inst->pasteout_data_ctext = NULL;
             inst->pasteout_data_ctext_len = 0;
         }
@@ -1692,17 +2289,18 @@ void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
                   guint info, guint time_stamp, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
-    if (seldata->target == utf8_string_atom)
-       gtk_selection_data_set(seldata, seldata->target, 8,
-                              (unsigned char *)inst->pasteout_data_utf8,
+    GdkAtom target = gtk_selection_data_get_target(seldata);
+    if (target == utf8_string_atom)
+       gtk_selection_data_set(seldata, target, 8,
+                               (unsigned char *)inst->pasteout_data_utf8,
                               inst->pasteout_data_utf8_len);
-    else if (seldata->target == compound_text_atom)
-       gtk_selection_data_set(seldata, seldata->target, 8,
-                              (unsigned char *)inst->pasteout_data_ctext,
+    else if (target == compound_text_atom)
+       gtk_selection_data_set(seldata, target, 8,
+                               (unsigned char *)inst->pasteout_data_ctext,
                               inst->pasteout_data_ctext_len);
     else
-       gtk_selection_data_set(seldata, seldata->target, 8,
-                              (unsigned char *)inst->pasteout_data,
+       gtk_selection_data_set(seldata, target, 8,
+                               (unsigned char *)inst->pasteout_data,
                               inst->pasteout_data_len);
 }
 
@@ -1764,15 +2362,20 @@ void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
                        guint time, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
-    XTextProperty tp;
-    char **list;
     char *text;
-    int length, count, ret;
+    int length;
+#ifndef NOT_X_WINDOWS
+    char **list;
     int free_list_required = 0;
     int free_required = 0;
+#endif
     int charset;
+    GdkAtom seldata_target = gtk_selection_data_get_target(seldata);
+    GdkAtom seldata_type = gtk_selection_data_get_data_type(seldata);
+    const guchar *seldata_data = gtk_selection_data_get_data(seldata);
+    gint seldata_length = gtk_selection_data_get_length(seldata);
 
-    if (seldata->target == utf8_string_atom && seldata->length <= 0) {
+    if (seldata_target == utf8_string_atom && seldata_length <= 0) {
        /*
         * Failed to get a UTF-8 selection string. Try compound
         * text next.
@@ -1783,7 +2386,7 @@ void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
        return;
     }
 
-    if (seldata->target == compound_text_atom && seldata->length <= 0) {
+    if (seldata_target == compound_text_atom && seldata_length <= 0) {
        /*
         * Failed to get UTF-8 or compound text. Try an ordinary
         * string.
@@ -1798,16 +2401,17 @@ void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
      * If we have data, but it's not of a type we can deal with,
      * we have to ignore the data.
      */
-    if (seldata->length > 0 &&
-       seldata->type != GDK_SELECTION_TYPE_STRING &&
-       seldata->type != compound_text_atom &&
-       seldata->type != utf8_string_atom)
+    if (seldata_length > 0 &&
+       seldata_type != GDK_SELECTION_TYPE_STRING &&
+       seldata_type != compound_text_atom &&
+       seldata_type != utf8_string_atom)
        return;
 
     /*
      * If we have no data, try looking in a cut buffer.
      */
-    if (seldata->length <= 0) {
+    if (seldata_length <= 0) {
+#ifndef NOT_X_WINDOWS
        text = retrieve_cutbuffer(&length);
        if (length == 0)
            return;
@@ -1815,18 +2419,32 @@ void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
         * source, so use that as a de-facto standard. */
        charset = CS_ISO8859_1;
        free_required = 1;
+#else
+        return;
+#endif
     } else {
        /*
         * Convert COMPOUND_TEXT into UTF-8.
         */
-       if (seldata->type == compound_text_atom) {
-           tp.value = seldata->data;
-           tp.encoding = (Atom) seldata->type;
-           tp.format = seldata->format;
-           tp.nitems = seldata->length;
-           ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp,
-                                             &list, &count);
-           if (ret != 0 || count != 1) {
+       if (seldata_type == compound_text_atom) {
+#ifndef NOT_X_WINDOWS
+            XTextProperty tp;
+            int ret, count;
+            Display *disp = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
+
+           tp.value = (unsigned char *)seldata_data;
+           tp.encoding = (Atom) seldata_type;
+           tp.format = gtk_selection_data_get_format(seldata);
+           tp.nitems = seldata_length;
+           ret = Xutf8TextPropertyToTextList(disp, &tp, &list, &count);
+           if (ret == 0 && count == 1) {
+                text = list[0];
+                length = strlen(list[0]);
+                charset = CS_UTF8;
+                free_list_required = 1;
+            } else
+#endif
+            {
                /*
                 * Compound text failed; fall back to STRING.
                 */
@@ -1835,14 +2453,10 @@ void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
                                      inst->input_event_time);
                return;
            }
-           text = list[0];
-           length = strlen(list[0]);
-           charset = CS_UTF8;
-           free_list_required = 1;
        } else {
-           text = (char *)seldata->data;
-           length = seldata->length;
-           charset = (seldata->type == utf8_string_atom ?
+           text = (char *)seldata_data;
+           length = seldata_length;
+           charset = (seldata_type == utf8_string_atom ?
                       CS_UTF8 : inst->ucsdata.line_codepage);
        }
     }
@@ -1858,28 +2472,14 @@ void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
 
     term_do_paste(inst->term);
 
-    if (term_paste_pending(inst->term))
-       inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
-
+#ifndef NOT_X_WINDOWS
     if (free_list_required)
        XFreeStringList(list);
     if (free_required)
        XFree(text);
+#endif
 }
 
-gint idle_paste_func(gpointer data)
-{
-    struct gui_data *inst = (struct gui_data *)data;
-
-    if (term_paste_pending(inst->term))
-       term_paste(inst->term);
-    else
-       gtk_idle_remove(inst->term_paste_idle_id);
-
-    return TRUE;
-}
-
-
 void get_clip(void *frontend, wchar_t ** p, int *len)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
@@ -1898,37 +2498,48 @@ static void set_window_titles(struct gui_data *inst)
      * is life.
      */
     gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
-    if (!inst->cfg.win_name_always)
-       gdk_window_set_icon_name(inst->window->window, inst->icontitle);
+    if (!conf_get_int(inst->conf, CONF_win_name_always))
+       gdk_window_set_icon_name(gtk_widget_get_window(inst->window),
+                                 inst->icontitle);
 }
 
 void set_title(void *frontend, char *title)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    strncpy(inst->wintitle, title, lenof(inst->wintitle));
-    inst->wintitle[lenof(inst->wintitle)-1] = '\0';
+    sfree(inst->wintitle);
+    inst->wintitle = dupstr(title);
     set_window_titles(inst);
 }
 
 void set_icon(void *frontend, char *title)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    strncpy(inst->icontitle, title, lenof(inst->icontitle));
-    inst->icontitle[lenof(inst->icontitle)-1] = '\0';
+    sfree(inst->icontitle);
+    inst->icontitle = dupstr(title);
+    set_window_titles(inst);
+}
+
+void set_title_and_icon(void *frontend, char *title, char *icon)
+{
+    struct gui_data *inst = (struct gui_data *)frontend;
+    sfree(inst->wintitle);
+    inst->wintitle = dupstr(title);
+    sfree(inst->icontitle);
+    inst->icontitle = dupstr(icon);
     set_window_titles(inst);
 }
 
 void set_sbar(void *frontend, int total, int start, int page)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    if (!inst->cfg.scrollbar)
+    if (!conf_get_int(inst->conf, CONF_scrollbar))
        return;
-    inst->sbar_adjust->lower = 0;
-    inst->sbar_adjust->upper = total;
-    inst->sbar_adjust->value = start;
-    inst->sbar_adjust->page_size = page;
-    inst->sbar_adjust->step_increment = 1;
-    inst->sbar_adjust->page_increment = page/2;
+    gtk_adjustment_set_lower(inst->sbar_adjust, 0);
+    gtk_adjustment_set_upper(inst->sbar_adjust, total);
+    gtk_adjustment_set_value(inst->sbar_adjust, start);
+    gtk_adjustment_set_page_size(inst->sbar_adjust, page);
+    gtk_adjustment_set_step_increment(inst->sbar_adjust, 1);
+    gtk_adjustment_set_page_increment(inst->sbar_adjust, page/2);
     inst->ignore_sbar = TRUE;
     gtk_adjustment_changed(inst->sbar_adjust);
     inst->ignore_sbar = FALSE;
@@ -1938,10 +2549,10 @@ void scrollbar_moved(GtkAdjustment *adj, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
 
-    if (!inst->cfg.scrollbar)
+    if (!conf_get_int(inst->conf, CONF_scrollbar))
        return;
     if (!inst->ignore_sbar)
-       term_scroll(inst->term, 1, (int)adj->value);
+       term_scroll(inst->term, 1, (int)gtk_adjustment_get_value(adj));
 }
 
 void sys_cursor(void *frontend, int x, int y)
@@ -1979,13 +2590,33 @@ Context get_ctx(void *frontend)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
     struct draw_ctx *dctx;
+    GdkWindow *target;
 
-    if (!inst->area->window)
+    if (!gtk_widget_get_window(inst->area))
        return NULL;
 
+#ifndef NO_BACKING_PIXMAPS
+    target = inst->pixmap;
+#else
+    target = gtk_widget_get_window(inst->area);
+#endif
+
     dctx = snew(struct draw_ctx);
     dctx->inst = inst;
-    dctx->gc = gdk_gc_new(inst->area->window);
+    dctx->uctx.type = inst->drawtype;
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        dctx->uctx.u.gdk.target = target;
+        dctx->uctx.u.gdk.gc = gdk_gc_new(gtk_widget_get_window(inst->area));
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        dctx->uctx.u.cairo.widget = GTK_WIDGET(inst->area);
+        dctx->uctx.u.cairo.cr = gdk_cairo_create(target);
+        cairo_setup_dctx(dctx);
+    }
+#endif
     return dctx;
 }
 
@@ -1993,11 +2624,243 @@ void free_ctx(Context ctx)
 {
     struct draw_ctx *dctx = (struct draw_ctx *)ctx;
     /* struct gui_data *inst = dctx->inst; */
-    GdkGC *gc = dctx->gc;
-    gdk_gc_unref(gc);
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        gdk_gc_unref(dctx->uctx.u.gdk.gc);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_destroy(dctx->uctx.u.cairo.cr);
+    }
+#endif
     sfree(dctx);
 }
 
+
+static void draw_update(struct draw_ctx *dctx, int x, int y, int w, int h)
+{
+#ifndef NO_BACKING_PIXMAPS
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        gdk_draw_pixmap(gtk_widget_get_window(dctx->inst->area),
+                        dctx->uctx.u.gdk.gc, dctx->inst->pixmap,
+                        x, y, x, y, w, h);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO /* FIXME: and not GTK3 where a cairo_t is all we have */
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        GdkGC *gc = gdk_gc_new(gtk_widget_get_window(dctx->inst->area));
+        gdk_draw_pixmap(gtk_widget_get_window(dctx->inst->area),
+                        gc, dctx->inst->pixmap, x, y, x, y, w, h);
+        gdk_gc_unref(gc);
+    }
+#endif
+#endif
+}
+
+static void draw_set_colour(struct draw_ctx *dctx, int col)
+{
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        gdk_gc_set_foreground(dctx->uctx.u.gdk.gc, &dctx->inst->cols[col]);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_set_source_rgb(dctx->uctx.u.cairo.cr,
+                             dctx->inst->cols[col].red / 65535.0,
+                             dctx->inst->cols[col].green / 65535.0,
+                             dctx->inst->cols[col].blue / 65535.0);
+    }
+#endif
+}
+
+static void draw_rectangle(struct draw_ctx *dctx, int filled,
+                           int x, int y, int w, int h)
+{
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        gdk_draw_rectangle(dctx->uctx.u.gdk.target, dctx->uctx.u.gdk.gc,
+                           filled, x, y, w, h);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_new_path(dctx->uctx.u.cairo.cr);
+        if (filled) {
+            cairo_rectangle(dctx->uctx.u.cairo.cr, x, y, w, h);
+            cairo_fill(dctx->uctx.u.cairo.cr);
+        } else {
+            cairo_rectangle(dctx->uctx.u.cairo.cr,
+                            x + 0.5, y + 0.5, w, h);
+            cairo_close_path(dctx->uctx.u.cairo.cr);
+            cairo_stroke(dctx->uctx.u.cairo.cr);
+        }
+    }
+#endif
+}
+
+static void draw_clip(struct draw_ctx *dctx, int x, int y, int w, int h)
+{
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+       GdkRectangle r;
+
+       r.x = x;
+       r.y = y;
+       r.width = w;
+       r.height = h;
+
+        gdk_gc_set_clip_rectangle(dctx->uctx.u.gdk.gc, &r);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_reset_clip(dctx->uctx.u.cairo.cr);
+        cairo_new_path(dctx->uctx.u.cairo.cr);
+        cairo_rectangle(dctx->uctx.u.cairo.cr, x, y, w, h);
+        cairo_clip(dctx->uctx.u.cairo.cr);
+    }
+#endif
+}
+
+static void draw_point(struct draw_ctx *dctx, int x, int y)
+{
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        gdk_draw_point(dctx->uctx.u.gdk.target, dctx->uctx.u.gdk.gc, x, y);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_new_path(dctx->uctx.u.cairo.cr);
+        cairo_rectangle(dctx->uctx.u.cairo.cr, x, y, 1, 1);
+        cairo_fill(dctx->uctx.u.cairo.cr);
+    }
+#endif
+}
+
+static void draw_line(struct draw_ctx *dctx, int x0, int y0, int x1, int y1)
+{
+#ifdef DRAW_TEXT_GDK
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+        gdk_draw_line(dctx->uctx.u.gdk.target, dctx->uctx.u.gdk.gc,
+                      x0, y0, x1, y1);
+    }
+#endif
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_new_path(dctx->uctx.u.cairo.cr);
+        cairo_move_to(dctx->uctx.u.cairo.cr, x0 + 0.5, y0 + 0.5);
+        cairo_line_to(dctx->uctx.u.cairo.cr, x1 + 0.5, y1 + 0.5);
+        cairo_stroke(dctx->uctx.u.cairo.cr);
+    }
+#endif
+}
+
+static void draw_stretch_before(struct draw_ctx *dctx, int x, int y,
+                                int w, int wdouble,
+                                int h, int hdouble, int hbothalf)
+{
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_matrix_t matrix;
+
+        matrix.xy = 0;
+        matrix.yx = 0;
+
+        if (wdouble) {
+            matrix.xx = 2;
+            matrix.x0 = -x;
+        } else {
+            matrix.xx = 1;
+            matrix.x0 = 0;
+        }
+
+        if (hdouble) {
+            matrix.yy = 2;
+            if (hbothalf) {
+                matrix.y0 = -(y+h);
+            } else {
+                matrix.y0 = -y;
+            }
+        } else {
+            matrix.yy = 1;
+            matrix.y0 = 0;
+        }
+        cairo_transform(dctx->uctx.u.cairo.cr, &matrix);
+    }
+#endif
+}
+
+static void draw_stretch_after(struct draw_ctx *dctx, int x, int y,
+                               int w, int wdouble,
+                               int h, int hdouble, int hbothalf)
+{
+#ifdef DRAW_TEXT_GDK
+#ifndef NO_BACKING_PIXMAPS
+    if (dctx->uctx.type == DRAWTYPE_GDK) {
+       /*
+        * I can't find any plausible StretchBlt equivalent in the X
+        * server, so I'm going to do this the slow and painful way.
+        * This will involve repeated calls to gdk_draw_pixmap() to
+        * stretch the text horizontally. It's O(N^2) in time and O(N)
+        * in network bandwidth, but you try thinking of a better way.
+        * :-(
+        */
+       int i;
+        if (wdouble) {
+            for (i = 0; i < w; i++) {
+                gdk_draw_pixmap(dctx->uctx.u.gdk.target,
+                                dctx->uctx.u.gdk.gc,
+                                dctx->uctx.u.gdk.target,
+                                x + 2*i, y,
+                                x + 2*i+1, y,
+                                w - i, h);
+            }
+            w *= 2;
+        }
+
+       if (hdouble) {
+           int dt, db;
+           /* Now stretch vertically, in the same way. */
+           if (hbothalf)
+               dt = 0, db = 1;
+           else
+               dt = 1, db = 0;
+           for (i = 0; i < h; i += 2) {
+               gdk_draw_pixmap(dctx->uctx.u.gdk.target,
+                                dctx->uctx.u.gdk.gc,
+                                dctx->uctx.u.gdk.target,
+                                x, y + dt*i + db,
+                               x, y + dt*(i+1),
+                               w, h-i-1);
+           }
+       }
+    }
+#else
+#error No way to implement stretching in GDK without a reliable backing pixmap
+#endif
+#endif /* DRAW_TEXT_GDK */
+#ifdef DRAW_TEXT_CAIRO
+    if (dctx->uctx.type == DRAWTYPE_CAIRO) {
+        cairo_set_matrix(dctx->uctx.u.cairo.cr,
+                         &dctx->uctx.u.cairo.origmatrix);
+    }
+#endif
+}
+
+static void draw_backing_rect(struct gui_data *inst)
+{
+    struct draw_ctx *dctx = get_ctx(inst);
+    draw_set_colour(dctx, 258);
+    draw_rectangle(dctx, 1, 0, 0,
+                   inst->width * inst->font_width + 2*inst->window_border,
+                   inst->height * inst->font_height + 2*inst->window_border);
+    free_ctx(dctx);
+}
+
 /*
  * Draw a line of text in the window, at given character
  * coordinates, in given attributes.
@@ -2009,10 +2872,10 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
 {
     struct draw_ctx *dctx = (struct draw_ctx *)ctx;
     struct gui_data *inst = dctx->inst;
-    GdkGC *gc = dctx->gc;
     int ncombining, combining;
     int nfg, nbg, t, fontid, shadow, rlen, widefactor, bold;
-    int monochrome = gtk_widget_get_visual(inst->area)->depth == 1;
+    int monochrome =
+        gdk_visual_get_depth(gtk_widget_get_visual(inst->area)) == 1;
 
     if (attr & TATTR_COMBINING) {
        ncombining = len;
@@ -2027,11 +2890,11 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
        nfg = nbg;
        nbg = t;
     }
-    if (inst->cfg.bold_colour && (attr & ATTR_BOLD)) {
+    if ((inst->bold_style & 2) && (attr & ATTR_BOLD)) {
        if (nfg < 16) nfg |= 8;
        else if (nfg >= 256) nfg |= 1;
     }
-    if (inst->cfg.bold_colour && (attr & ATTR_BLINK)) {
+    if ((inst->bold_style & 2) && (attr & ATTR_BLINK)) {
        if (nbg < 16) nbg |= 8;
        else if (nbg >= 256) nbg |= 1;
     }
@@ -2049,7 +2912,7 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
        widefactor = 1;
     }
 
-    if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
+    if ((attr & ATTR_BOLD) && (inst->bold_style & 1)) {
        bold = 1;
        fontid |= 1;
     } else {
@@ -2083,92 +2946,55 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
     } else
        rlen = len;
 
-    {
-       GdkRectangle r;
+    draw_clip(dctx,
+              x*inst->font_width+inst->window_border,
+              y*inst->font_height+inst->window_border,
+              rlen*widefactor*inst->font_width,
+              inst->font_height);
 
-       r.x = x*inst->font_width+inst->cfg.window_border;
-       r.y = y*inst->font_height+inst->cfg.window_border;
-       r.width = rlen*widefactor*inst->font_width;
-       r.height = inst->font_height;
-       gdk_gc_set_clip_rectangle(gc, &r);
+    if ((lattr & LATTR_MODE) != LATTR_NORM) {
+        draw_stretch_before(dctx,
+                            x*inst->font_width+inst->window_border,
+                            y*inst->font_height+inst->window_border,
+                            rlen*widefactor*inst->font_width, TRUE,
+                            inst->font_height,
+                            ((lattr & LATTR_MODE) != LATTR_WIDE),
+                            ((lattr & LATTR_MODE) == LATTR_BOT));
     }
 
-    gdk_gc_set_foreground(gc, &inst->cols[nbg]);
-    gdk_draw_rectangle(inst->pixmap, gc, 1,
-                      x*inst->font_width+inst->cfg.window_border,
-                      y*inst->font_height+inst->cfg.window_border,
-                      rlen*widefactor*inst->font_width, inst->font_height);
-
-    gdk_gc_set_foreground(gc, &inst->cols[nfg]);
-    {
-       gchar *gcs;
-
-       /*
-        * FIXME: this length is hardwired on the assumption that
-        * conversions from wide to multibyte characters will
-        * never generate more than 10 bytes for a single wide
-        * character.
-        */
-       gcs = snewn(len*10+1, gchar);
-
-       for (combining = 0; combining < ncombining; combining++) {
-           int mblen = wc_to_mb(inst->fonts[fontid]->real_charset, 0,
-                                text + combining, len, gcs, len*10+1, ".",
-                                NULL, NULL);
-           unifont_draw_text(inst->pixmap, gc, inst->fonts[fontid],
-                             x*inst->font_width+inst->cfg.window_border,
-                             y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
-                             gcs, mblen, widefactor > 1, bold, inst->font_width);
-       }
-
-       sfree(gcs);
+    draw_set_colour(dctx, nbg);
+    draw_rectangle(dctx, TRUE,
+                   x*inst->font_width+inst->window_border,
+                   y*inst->font_height+inst->window_border,
+                   rlen*widefactor*inst->font_width, inst->font_height);
+
+    draw_set_colour(dctx, nfg);
+    for (combining = 0; combining < ncombining; combining++) {
+        unifont_draw_text(&dctx->uctx, inst->fonts[fontid],
+                          x*inst->font_width+inst->window_border,
+                          y*inst->font_height+inst->window_border+inst->fonts[0]->ascent,
+                          text + combining, len, widefactor > 1,
+                          bold, inst->font_width);
     }
 
     if (attr & ATTR_UNDER) {
        int uheight = inst->fonts[0]->ascent + 1;
        if (uheight >= inst->font_height)
            uheight = inst->font_height - 1;
-       gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
-                     y*inst->font_height + uheight + inst->cfg.window_border,
-                     (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
-                     y*inst->font_height + uheight + inst->cfg.window_border);
+        draw_line(dctx, x*inst->font_width+inst->window_border,
+                  y*inst->font_height + uheight + inst->window_border,
+                  (x+len)*widefactor*inst->font_width-1+inst->window_border,
+                  y*inst->font_height + uheight + inst->window_border);
     }
 
     if ((lattr & LATTR_MODE) != LATTR_NORM) {
-       /*
-        * I can't find any plausible StretchBlt equivalent in the
-        * X server, so I'm going to do this the slow and painful
-        * way. This will involve repeated calls to
-        * gdk_draw_pixmap() to stretch the text horizontally. It's
-        * O(N^2) in time and O(N) in network bandwidth, but you
-        * try thinking of a better way. :-(
-        */
-       int i;
-       for (i = 0; i < len * widefactor * inst->font_width; i++) {
-           gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
-                           x*inst->font_width+inst->cfg.window_border + 2*i,
-                           y*inst->font_height+inst->cfg.window_border,
-                           x*inst->font_width+inst->cfg.window_border + 2*i+1,
-                           y*inst->font_height+inst->cfg.window_border,
-                           len * widefactor * inst->font_width - i, inst->font_height);
-       }
-       len *= 2;
-       if ((lattr & LATTR_MODE) != LATTR_WIDE) {
-           int dt, db;
-           /* Now stretch vertically, in the same way. */
-           if ((lattr & LATTR_MODE) == LATTR_BOT)
-               dt = 0, db = 1;
-           else
-               dt = 1, db = 0;
-           for (i = 0; i < inst->font_height; i+=2) {
-               gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
-                               x*inst->font_width+inst->cfg.window_border,
-                               y*inst->font_height+inst->cfg.window_border+dt*i+db,
-                               x*inst->font_width+inst->cfg.window_border,
-                               y*inst->font_height+inst->cfg.window_border+dt*(i+1),
-                               len * widefactor * inst->font_width, inst->font_height-i-1);
-           }
-       }
+        draw_stretch_after(dctx,
+                           x*inst->font_width+inst->window_border,
+                           y*inst->font_height+inst->window_border,
+                           rlen*widefactor*inst->font_width, TRUE,
+                           inst->font_height,
+                           ((lattr & LATTR_MODE) != LATTR_WIDE),
+                           ((lattr & LATTR_MODE) == LATTR_BOT));
     }
 }
 
@@ -2177,7 +3003,6 @@ void do_text(Context ctx, int x, int y, wchar_t *text, int len,
 {
     struct draw_ctx *dctx = (struct draw_ctx *)ctx;
     struct gui_data *inst = dctx->inst;
-    GdkGC *gc = dctx->gc;
     int widefactor;
 
     do_text_internal(ctx, x, y, text, len, attr, lattr);
@@ -2197,12 +3022,10 @@ void do_text(Context ctx, int x, int y, wchar_t *text, int len,
        len *= 2;
     }
 
-    gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
-                   x*inst->font_width+inst->cfg.window_border,
-                   y*inst->font_height+inst->cfg.window_border,
-                   x*inst->font_width+inst->cfg.window_border,
-                   y*inst->font_height+inst->cfg.window_border,
-                   len*widefactor*inst->font_width, inst->font_height);
+    draw_update(dctx,
+                x*inst->font_width+inst->window_border,
+                y*inst->font_height+inst->window_border,
+                len*widefactor*inst->font_width, inst->font_height);
 }
 
 void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
@@ -2210,7 +3033,6 @@ void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
 {
     struct draw_ctx *dctx = (struct draw_ctx *)ctx;
     struct gui_data *inst = dctx->inst;
-    GdkGC *gc = dctx->gc;
 
     int active, passive, widefactor;
 
@@ -2219,7 +3041,7 @@ void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
        passive = 1;
     } else
        passive = 0;
-    if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
+    if ((attr & TATTR_ACTCURS) && inst->cursor_type != 0) {
        attr &= ~TATTR_ACTCURS;
         active = 1;
     } else
@@ -2244,18 +3066,19 @@ void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
        len *= 2;
     }
 
-    if (inst->cfg.cursor_type == 0) {
+    if (inst->cursor_type == 0) {
        /*
         * An active block cursor will already have been done by
         * the above do_text call, so we only need to do anything
         * if it's passive.
         */
        if (passive) {
-           gdk_gc_set_foreground(gc, &inst->cols[261]);
-           gdk_draw_rectangle(inst->pixmap, gc, 0,
-                              x*inst->font_width+inst->cfg.window_border,
-                              y*inst->font_height+inst->cfg.window_border,
-                              len*widefactor*inst->font_width-1, inst->font_height-1);
+            draw_set_colour(dctx, 261);
+            draw_rectangle(dctx, FALSE,
+                           x*inst->font_width+inst->window_border,
+                           y*inst->font_height+inst->window_border,
+                           len*widefactor*inst->font_width-1,
+                           inst->font_height-1);
        }
     } else {
        int uheight;
@@ -2268,13 +3091,13 @@ void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
        else
            char_width = inst->font_width;
 
-       if (inst->cfg.cursor_type == 1) {
+       if (inst->cursor_type == 1) {
            uheight = inst->fonts[0]->ascent + 1;
            if (uheight >= inst->font_height)
                uheight = inst->font_height - 1;
 
-           startx = x * inst->font_width + inst->cfg.window_border;
-           starty = y * inst->font_height + inst->cfg.window_border + uheight;
+           startx = x * inst->font_width + inst->window_border;
+           starty = y * inst->font_height + inst->window_border + uheight;
            dx = 1;
            dy = 0;
            length = len * widefactor * char_width;
@@ -2282,132 +3105,72 @@ void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
            int xadjust = 0;
            if (attr & TATTR_RIGHTCURS)
                xadjust = char_width - 1;
-           startx = x * inst->font_width + inst->cfg.window_border + xadjust;
-           starty = y * inst->font_height + inst->cfg.window_border;
+           startx = x * inst->font_width + inst->window_border + xadjust;
+           starty = y * inst->font_height + inst->window_border;
            dx = 0;
            dy = 1;
            length = inst->font_height;
        }
 
-       gdk_gc_set_foreground(gc, &inst->cols[261]);
+        draw_set_colour(dctx, 261);
        if (passive) {
            for (i = 0; i < length; i++) {
                if (i % 2 == 0) {
-                   gdk_draw_point(inst->pixmap, gc, startx, starty);
+                   draw_point(dctx, startx, starty);
                }
                startx += dx;
                starty += dy;
            }
        } else if (active) {
-           gdk_draw_line(inst->pixmap, gc, startx, starty,
-                         startx + (length-1) * dx, starty + (length-1) * dy);
+           draw_line(dctx, startx, starty,
+                      startx + (length-1) * dx, starty + (length-1) * dy);
        } /* else no cursor (e.g., blinked off) */
     }
 
-    gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
-                   x*inst->font_width+inst->cfg.window_border,
-                   y*inst->font_height+inst->cfg.window_border,
-                   x*inst->font_width+inst->cfg.window_border,
-                   y*inst->font_height+inst->cfg.window_border,
-                   len*widefactor*inst->font_width, inst->font_height);
+    draw_update(dctx,
+                x*inst->font_width+inst->window_border,
+                y*inst->font_height+inst->window_border,
+                len*widefactor*inst->font_width, inst->font_height);
+
+#if GTK_CHECK_VERSION(2,0,0)
+    {
+        GdkRectangle cursorrect;
+        cursorrect.x = x*inst->font_width+inst->window_border;
+        cursorrect.y = y*inst->font_height+inst->window_border;
+        cursorrect.width = len*widefactor*inst->font_width;
+        cursorrect.height = inst->font_height;
+        gtk_im_context_set_cursor_location(inst->imc, &cursorrect);
+    }
+#endif
 }
 
 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
 {
-    /*
-     * Truly hideous hack: GTK doesn't allow us to set the mouse
-     * cursor foreground and background colours unless we've _also_
-     * created our own cursor from bitmaps. Therefore, I need to
-     * load the `cursor' font and draw glyphs from it on to
-     * pixmaps, in order to construct my cursors with the fg and bg
-     * I want. This is a gross hack, but it's more self-contained
-     * than linking in Xlib to find the X window handle to
-     * inst->area and calling XRecolorCursor, and it's more
-     * futureproof than hard-coding the shapes as bitmap arrays.
-     */
-    static GdkFont *cursor_font = NULL;
-    GdkPixmap *source, *mask;
-    GdkGC *gc;
-    GdkColor cfg = { 0, 65535, 65535, 65535 };
-    GdkColor cbg = { 0, 0, 0, 0 };
-    GdkColor dfg = { 1, 65535, 65535, 65535 };
-    GdkColor dbg = { 0, 0, 0, 0 };
-    GdkCursor *ret;
-    gchar text[2];
-    gint lb, rb, wid, asc, desc, w, h, x, y;
-
-    if (cursor_val == -2) {
-       gdk_font_unref(cursor_font);
-       return NULL;
-    }
-
-    if (cursor_val >= 0 && !cursor_font) {
-       cursor_font = gdk_font_load("cursor");
-       if (cursor_font)
-           gdk_font_ref(cursor_font);
-    }
-
-    /*
-     * Get the text extent of the cursor in question. We use the
-     * mask character for this, because it's typically slightly
-     * bigger than the main character.
-     */
-    if (cursor_val >= 0) {
-       text[1] = '\0';
-       text[0] = (char)cursor_val + 1;
-       gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
-       w = rb-lb; h = asc+desc; x = -lb; y = asc;
-    } else {
-       w = h = 1;
-       x = y = 0;
-    }
-
-    source = gdk_pixmap_new(NULL, w, h, 1);
-    mask = gdk_pixmap_new(NULL, w, h, 1);
-
-    /*
-     * Draw the mask character on the mask pixmap.
-     */
-    gc = gdk_gc_new(mask);
-    gdk_gc_set_foreground(gc, &dbg);
-    gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
-    if (cursor_val >= 0) {
-       text[1] = '\0';
-       text[0] = (char)cursor_val + 1;
-       gdk_gc_set_foreground(gc, &dfg);
-       gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
-    }
-    gdk_gc_unref(gc);
-
-    /*
-     * Draw the main character on the source pixmap.
-     */
-    gc = gdk_gc_new(source);
-    gdk_gc_set_foreground(gc, &dbg);
-    gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
-    if (cursor_val >= 0) {
-       text[1] = '\0';
-       text[0] = (char)cursor_val;
-       gdk_gc_set_foreground(gc, &dfg);
-       gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
+    if (cursor_val == -1) {
+#if GTK_CHECK_VERSION(2,16,0)
+        cursor_val = GDK_BLANK_CURSOR;
+#else
+        /*
+         * Work around absence of GDK_BLANK_CURSOR by inventing a
+         * blank pixmap.
+         */
+        GdkCursor *ret;
+        GdkColor bg = { 0, 0, 0, 0 };
+        GdkPixmap *pm = gdk_pixmap_new(NULL, 1, 1, 1);
+        GdkGC *gc = gdk_gc_new(pm);
+        gdk_gc_set_foreground(gc, &bg);
+        gdk_draw_rectangle(pm, gc, 1, 0, 0, 1, 1);
+        gdk_gc_unref(gc);
+        ret = gdk_cursor_new_from_pixmap(pm, pm, &bg, &bg, 1, 1);
+        gdk_pixmap_unref(pm);
+        return ret;
+#endif
     }
-    gdk_gc_unref(gc);
 
-    /*
-     * Create the cursor.
-     */
-    ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
-
-    /*
-     * Clean up.
-     */
-    gdk_pixmap_unref(source);
-    gdk_pixmap_unref(mask);
-
-    return ret;
+    return gdk_cursor_new(cursor_val);
 }
 
-void modalfatalbox(char *p, ...)
+void modalfatalbox(const char *p, ...)
 {
     va_list ap;
     fprintf(stderr, "FATAL ERROR: ");
@@ -2418,7 +3181,7 @@ void modalfatalbox(char *p, ...)
     exit(1);
 }
 
-void cmdline_error(char *p, ...)
+void cmdline_error(const char *p, ...)
 {
     va_list ap;
     fprintf(stderr, "%s: ", appname);
@@ -2429,16 +3192,18 @@ void cmdline_error(char *p, ...)
     exit(1);
 }
 
-char *get_x_display(void *frontend)
+const char *get_x_display(void *frontend)
 {
     return gdk_get_display();
 }
 
+#ifndef NOT_X_WINDOWS
 long get_windowid(void *frontend)
 {
     struct gui_data *inst = (struct gui_data *)frontend;
-    return (long)GDK_WINDOW_XWINDOW(inst->area->window);
+    return (long)GDK_WINDOW_XID(gtk_widget_get_window(inst->area));
 }
+#endif
 
 static void help(FILE *fp) {
     if(fprintf(fp,
@@ -2467,8 +3232,15 @@ static void help(FILE *fp) {
     }
 }
 
+static void version(FILE *fp) {
+    if(fprintf(fp, "%s: %s\n", appname, ver) < 0 || fflush(fp) < 0) {
+       perror("output error");
+       exit(1);
+    }
+}
+
 int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
-               struct gui_data *inst, Config *cfg)
+               struct gui_data *inst, Conf *conf)
 {
     int err = 0;
     char *val;
@@ -2492,7 +3264,7 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
 
     while (--argc > 0) {
-       char *p = *++argv;
+       const char *p = *++argv;
         int ret;
 
        /*
@@ -2507,7 +3279,7 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
            p = "-title";
 
         ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
-                                    do_everything ? 1 : -1, cfg);
+                                    do_everything ? 1 : -1, conf);
 
        if (ret == -2) {
            cmdline_error("option \"%s\" requires an argument", p);
@@ -2519,59 +3291,73 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
         }
 
        if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
+           FontSpec *fs;
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->font.name, val, sizeof(cfg->font.name));
-           cfg->font.name[sizeof(cfg->font.name)-1] = '\0';
+            fs = fontspec_new(val);
+           conf_set_fontspec(conf, CONF_font, fs);
+            fontspec_free(fs);
 
        } else if (!strcmp(p, "-fb")) {
+           FontSpec *fs;
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->boldfont.name, val, sizeof(cfg->boldfont.name));
-           cfg->boldfont.name[sizeof(cfg->boldfont.name)-1] = '\0';
+            fs = fontspec_new(val);
+           conf_set_fontspec(conf, CONF_boldfont, fs);
+            fontspec_free(fs);
 
        } else if (!strcmp(p, "-fw")) {
+           FontSpec *fs;
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->widefont.name, val, sizeof(cfg->widefont.name));
-           cfg->widefont.name[sizeof(cfg->widefont.name)-1] = '\0';
+            fs = fontspec_new(val);
+           conf_set_fontspec(conf, CONF_widefont, fs);
+            fontspec_free(fs);
 
        } else if (!strcmp(p, "-fwb")) {
+           FontSpec *fs;
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->wideboldfont.name, val, sizeof(cfg->wideboldfont.name));
-           cfg->wideboldfont.name[sizeof(cfg->wideboldfont.name)-1] = '\0';
+            fs = fontspec_new(val);
+           conf_set_fontspec(conf, CONF_wideboldfont, fs);
+            fontspec_free(fs);
 
        } else if (!strcmp(p, "-cs")) {
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
-           cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
+           conf_set_str(conf, CONF_line_codepage, val);
 
        } else if (!strcmp(p, "-geometry")) {
-           int flags, x, y;
-           unsigned int w, h;
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
 
-           flags = XParseGeometry(val, &x, &y, &w, &h);
-           if (flags & WidthValue)
-               cfg->width = (int)w;
-           if (flags & HeightValue)
-               cfg->height = (int)h;
-
-            if (flags & (XValue | YValue)) {
-                inst->xpos = x;
-                inst->ypos = y;
-                inst->gotpos = TRUE;
-                inst->gravity = ((flags & XNegative ? 1 : 0) |
-                                 (flags & YNegative ? 2 : 0));
+#if GTK_CHECK_VERSION(2,0,0)
+            inst->geometry = val;
+#else
+            /* On GTK 1, we have to do this using raw Xlib */
+            {
+                int flags, x, y;
+                unsigned int w, h;
+                flags = XParseGeometry(val, &x, &y, &w, &h);
+                if (flags & WidthValue)
+                    conf_set_int(conf, CONF_width, w);
+                if (flags & HeightValue)
+                    conf_set_int(conf, CONF_height, h);
+
+                if (flags & (XValue | YValue)) {
+                    inst->xpos = x;
+                    inst->ypos = y;
+                    inst->gotpos = TRUE;
+                    inst->gravity = ((flags & XNegative ? 1 : 0) |
+                                     (flags & YNegative ? 2 : 0));
+                }
             }
+#endif
 
        } else if (!strcmp(p, "-sl")) {
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           cfg->savelines = atoi(val);
+           conf_set_int(conf, CONF_savelines, atoi(val));
 
        } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
                   !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
@@ -2593,9 +3379,9 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
                         !strcmp(p, "-cfg") ? 4 :
                         !strcmp(p, "-cbg") ? 5 : -1);
                assert(index != -1);
-               cfg->colours[index][0] = col.red / 256;
-               cfg->colours[index][1] = col.green / 256;
-               cfg->colours[index][2] = col.blue / 256;
+               conf_set_int_int(conf, CONF_colours, index*3+0, col.red / 256);
+               conf_set_int_int(conf, CONF_colours, index*3+1,col.green/ 256);
+               conf_set_int_int(conf, CONF_colours, index*3+2, col.blue/ 256);
            }
 
        } else if (use_pty_argv && !strcmp(p, "-e")) {
@@ -2618,43 +3404,44 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
        } else if (!strcmp(p, "-title")) {
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
-           cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
+           conf_set_str(conf, CONF_wintitle, val);
 
        } else if (!strcmp(p, "-log")) {
+           Filename *fn;
            EXPECTS_ARG;
            SECOND_PASS_ONLY;
-           strncpy(cfg->logfilename.path, val, sizeof(cfg->logfilename.path));
-           cfg->logfilename.path[sizeof(cfg->logfilename.path)-1] = '\0';
-           cfg->logtype = LGTYP_DEBUG;
+            fn = filename_from_str(val);
+           conf_set_filename(conf, CONF_logfilename, fn);
+           conf_set_int(conf, CONF_logtype, LGTYP_DEBUG);
+            filename_free(fn);
 
        } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
            SECOND_PASS_ONLY;
-           cfg->stamp_utmp = 0;
+           conf_set_int(conf, CONF_stamp_utmp, 0);
 
        } else if (!strcmp(p, "-ut")) {
            SECOND_PASS_ONLY;
-           cfg->stamp_utmp = 1;
+           conf_set_int(conf, CONF_stamp_utmp, 1);
 
        } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
            SECOND_PASS_ONLY;
-           cfg->login_shell = 0;
+           conf_set_int(conf, CONF_login_shell, 0);
 
        } else if (!strcmp(p, "-ls")) {
            SECOND_PASS_ONLY;
-           cfg->login_shell = 1;
+           conf_set_int(conf, CONF_login_shell, 1);
 
        } else if (!strcmp(p, "-nethack")) {
            SECOND_PASS_ONLY;
-           cfg->nethack_keypad = 1;
+           conf_set_int(conf, CONF_nethack_keypad, 1);
 
        } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
            SECOND_PASS_ONLY;
-           cfg->scrollbar = 0;
+           conf_set_int(conf, CONF_scrollbar, 0);
 
        } else if (!strcmp(p, "-sb")) {
            SECOND_PASS_ONLY;
-           cfg->scrollbar = 0;
+           conf_set_int(conf, CONF_scrollbar, 1);
 
        } else if (!strcmp(p, "-name")) {
            EXPECTS_ARG;
@@ -2668,12 +3455,16 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
            help(stdout);
            exit(0);
 
+       } else if(!strcmp(p, "-version") || !strcmp(p, "--version")) {
+           version(stdout);
+           exit(0);
+
         } else if (!strcmp(p, "-pgpfp")) {
             pgp_fingerprints();
             exit(1);
 
        } else if(p[0] != '-' && (!do_everything ||
-                                  process_nonoption_arg(p, cfg,
+                                  process_nonoption_arg(p, conf,
                                                        allow_launch))) {
             /* do nothing */
 
@@ -2686,99 +3477,137 @@ int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
     return err;
 }
 
-int uxsel_input_add(int fd, int rwx) {
+struct uxsel_id {
+#if GTK_CHECK_VERSION(2,0,0)
+    GIOChannel *chan;
+    guint watch_id;
+#else
+    int id;
+#endif
+};
+
+uxsel_id *uxsel_input_add(int fd, int rwx) {
+    uxsel_id *id = snew(uxsel_id);
+
+#if GTK_CHECK_VERSION(2,0,0)
+    int flags = 0;
+    if (rwx & 1) flags |= G_IO_IN;
+    if (rwx & 2) flags |= G_IO_OUT;
+    if (rwx & 4) flags |= G_IO_PRI;
+    id->chan = g_io_channel_unix_new(fd);
+    g_io_channel_set_encoding(id->chan, NULL, NULL);
+    id->watch_id = g_io_add_watch(id->chan, flags, fd_input_func, NULL);
+#else
     int flags = 0;
     if (rwx & 1) flags |= GDK_INPUT_READ;
     if (rwx & 2) flags |= GDK_INPUT_WRITE;
     if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
     assert(flags);
-    return gdk_input_add(fd, flags, fd_input_func, NULL);
+    id->id = gdk_input_add(fd, flags, fd_input_func, NULL);
+#endif
+
+    return id;
 }
 
-void uxsel_input_remove(int id) {
-    gdk_input_remove(id);
+void uxsel_input_remove(uxsel_id *id) {
+#if GTK_CHECK_VERSION(2,0,0)
+    g_source_remove(id->watch_id);
+    g_io_channel_unref(id->chan);
+#else
+    gdk_input_remove(id->id);
+#endif
+    sfree(id);
 }
 
-void setup_fonts_ucs(struct gui_data *inst)
+char *setup_fonts_ucs(struct gui_data *inst)
 {
-    if (inst->fonts[0])
-        unifont_destroy(inst->fonts[0]);
-    if (inst->fonts[1])
-        unifont_destroy(inst->fonts[1]);
-    if (inst->fonts[2])
-        unifont_destroy(inst->fonts[2]);
-    if (inst->fonts[3])
-        unifont_destroy(inst->fonts[3]);
+    int shadowbold = conf_get_int(inst->conf, CONF_shadowbold);
+    int shadowboldoffset = conf_get_int(inst->conf, CONF_shadowboldoffset);
+    FontSpec *fs;
+    unifont *fonts[4];
+    int i;
 
-    inst->fonts[0] = unifont_create(inst->area, inst->cfg.font.name,
-                                   FALSE, FALSE,
-                                   inst->cfg.shadowboldoffset,
-                                   inst->cfg.shadowbold);
-    if (!inst->fonts[0]) {
-       fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
-               inst->cfg.font.name);
-       exit(1);
+    fs = conf_get_fontspec(inst->conf, CONF_font);
+    fonts[0] = multifont_create(inst->area, fs->name, FALSE, FALSE,
+                                shadowboldoffset, shadowbold);
+    if (!fonts[0]) {
+        return dupprintf("unable to load font \"%s\"", fs->name);
     }
 
-    if (inst->cfg.shadowbold || !inst->cfg.boldfont.name[0]) {
-       inst->fonts[1] = NULL;
+    fs = conf_get_fontspec(inst->conf, CONF_boldfont);
+    if (shadowbold || !fs->name[0]) {
+       fonts[1] = NULL;
     } else {
-       inst->fonts[1] = unifont_create(inst->area, inst->cfg.boldfont.name,
-                                       FALSE, TRUE,
-                                       inst->cfg.shadowboldoffset,
-                                       inst->cfg.shadowbold);
-       if (!inst->fonts[1]) {
-           fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
-                   inst->cfg.boldfont.name);
-           exit(1);
+       fonts[1] = multifont_create(inst->area, fs->name, FALSE, TRUE,
+                                    shadowboldoffset, shadowbold);
+       if (!fonts[1]) {
+            if (fonts[0])
+                unifont_destroy(fonts[0]);
+           return dupprintf("unable to load bold font \"%s\"", fs->name);
        }
     }
 
-    if (inst->cfg.widefont.name[0]) {
-       inst->fonts[2] = unifont_create(inst->area, inst->cfg.widefont.name,
-                                       TRUE, FALSE,
-                                       inst->cfg.shadowboldoffset,
-                                       inst->cfg.shadowbold);
-       if (!inst->fonts[2]) {
-           fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
-                   inst->cfg.widefont.name);
-           exit(1);
+    fs = conf_get_fontspec(inst->conf, CONF_widefont);
+    if (fs->name[0]) {
+       fonts[2] = multifont_create(inst->area, fs->name, TRUE, FALSE,
+                                    shadowboldoffset, shadowbold);
+       if (!fonts[2]) {
+            for (i = 0; i < 2; i++)
+                if (fonts[i])
+                    unifont_destroy(fonts[i]);
+            return dupprintf("unable to load wide font \"%s\"", fs->name);
        }
     } else {
-       inst->fonts[2] = NULL;
+       fonts[2] = NULL;
     }
 
-    if (inst->cfg.shadowbold || !inst->cfg.wideboldfont.name[0]) {
-       inst->fonts[3] = NULL;
+    fs = conf_get_fontspec(inst->conf, CONF_wideboldfont);
+    if (shadowbold || !fs->name[0]) {
+       fonts[3] = NULL;
     } else {
-       inst->fonts[3] = unifont_create(inst->area,
-                                       inst->cfg.wideboldfont.name, TRUE,
-                                       TRUE, inst->cfg.shadowboldoffset,
-                                       inst->cfg.shadowbold);
-       if (!inst->fonts[3]) {
-           fprintf(stderr, "%s: unable to load wide bold font \"%s\"\n", appname,
-                   inst->cfg.boldfont.name);
-           exit(1);
+       fonts[3] = multifont_create(inst->area, fs->name, TRUE, TRUE,
+                                    shadowboldoffset, shadowbold);
+       if (!fonts[3]) {
+            for (i = 0; i < 3; i++)
+                if (fonts[i])
+                    unifont_destroy(fonts[i]);
+           return dupprintf("unable to load wide bold font \"%s\"", fs->name);
        }
     }
 
+    /*
+     * Now we've got past all the possible error conditions, we can
+     * actually update our state.
+     */
+
+    for (i = 0; i < 4; i++) {
+        if (inst->fonts[i])
+            unifont_destroy(inst->fonts[i]);
+        inst->fonts[i] = fonts[i];
+    }
+
     inst->font_width = inst->fonts[0]->width;
     inst->font_height = inst->fonts[0]->height;
 
-    inst->direct_to_font = init_ucs(&inst->ucsdata, inst->cfg.line_codepage,
-                                   inst->cfg.utf8_override,
+    inst->direct_to_font = init_ucs(&inst->ucsdata,
+                                   conf_get_str(inst->conf, CONF_line_codepage),
+                                   conf_get_int(inst->conf, CONF_utf8_override),
                                    inst->fonts[0]->public_charset,
-                                   inst->cfg.vtmode);
+                                   conf_get_int(inst->conf, CONF_vtmode));
+
+    inst->drawtype = inst->fonts[0]->preferred_drawtype;
+
+    return NULL;
 }
 
 void set_geom_hints(struct gui_data *inst)
 {
     GdkGeometry geom;
-    geom.min_width = inst->font_width + 2*inst->cfg.window_border;
-    geom.min_height = inst->font_height + 2*inst->cfg.window_border;
+    geom.min_width = inst->font_width + 2*inst->window_border;
+    geom.min_height = inst->font_height + 2*inst->window_border;
     geom.max_width = geom.max_height = -1;
-    geom.base_width = 2*inst->cfg.window_border;
-    geom.base_height = 2*inst->cfg.window_border;
+    geom.base_width = 2*inst->window_border;
+    geom.base_height = 2*inst->window_border;
     geom.width_inc = inst->font_width;
     geom.height_inc = inst->font_height;
     geom.min_aspect = geom.max_aspect = 0;
@@ -2798,7 +3627,7 @@ void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
     struct gui_data *inst = (struct gui_data *)data;
     term_pwron(inst->term, TRUE);
     if (inst->ldisc)
-       ldisc_send(inst->ldisc, NULL, 0, 0);
+       ldisc_echoedit_update(inst->ldisc);
 }
 
 void copy_all_menuitem(GtkMenuItem *item, gpointer data)
@@ -2810,8 +3639,8 @@ void copy_all_menuitem(GtkMenuItem *item, gpointer data)
 void special_menuitem(GtkMenuItem *item, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
-    int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
-                                                  "user-data"));
+    int code = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(item),
+                                                 "user-data"));
 
     if (inst->back)
        inst->back->special(inst->backhandle, code);
@@ -2831,16 +3660,16 @@ void event_log_menuitem(GtkMenuItem *item, gpointer data)
 
 void change_settings_menuitem(GtkMenuItem *item, gpointer data)
 {
-    /* This maps colour indices in inst->cfg to those used in inst->cols. */
+    /* This maps colour indices in inst->conf to those used in inst->cols. */
     static const int ww[] = {
        256, 257, 258, 259, 260, 261,
        0, 8, 1, 9, 2, 10, 3, 11,
        4, 12, 5, 13, 6, 14, 7, 15
     };
     struct gui_data *inst = (struct gui_data *)data;
-    char *title = dupcat(appname, " Reconfiguration", NULL);
-    Config cfg2, oldcfg;
-    int i, need_size;
+    char *title;
+    Conf *oldconf, *newconf;
+    int i, j, need_size;
 
     assert(lenof(ww) == NCFGCOLOURS);
 
@@ -2849,50 +3678,58 @@ void change_settings_menuitem(GtkMenuItem *item, gpointer data)
     else
       inst->reconfiguring = TRUE;
 
-    cfg2 = inst->cfg;                  /* structure copy */
+    title = dupcat(appname, " Reconfiguration", NULL);
 
-    if (do_config_box(title, &cfg2, 1,
-                     inst->back?inst->back->cfg_info(inst->backhandle):0)) {
+    oldconf = inst->conf;
+    newconf = conf_copy(inst->conf);
 
-        oldcfg = inst->cfg;            /* structure copy */
-        inst->cfg = cfg2;              /* structure copy */
+    if (do_config_box(title, newconf, 1,
+                     inst->back?inst->back->cfg_info(inst->backhandle):0)) {
+        inst->conf = newconf;
 
         /* Pass new config data to the logging module */
-        log_reconfig(inst->logctx, &cfg2);
+        log_reconfig(inst->logctx, inst->conf);
         /*
          * Flush the line discipline's edit buffer in the case
          * where local editing has just been disabled.
          */
-        if (inst->ldisc)
-           ldisc_send(inst->ldisc, NULL, 0, 0);
+        if (inst->ldisc) {
+            ldisc_configure(inst->ldisc, inst->conf);
+            ldisc_echoedit_update(inst->ldisc);
+        }
         /* Pass new config data to the terminal */
-        term_reconfig(inst->term, &cfg2);
+        term_reconfig(inst->term, inst->conf);
         /* Pass new config data to the back end */
         if (inst->back)
-           inst->back->reconfig(inst->backhandle, &cfg2);
+           inst->back->reconfig(inst->backhandle, inst->conf);
+
+       cache_conf_values(inst);
 
         /*
-         * Just setting inst->cfg is sufficient to cause colour
+         * Just setting inst->conf is sufficient to cause colour
          * setting changes to appear on the next ESC]R palette
          * reset. But we should also check whether any colour
-         * settings have been changed, and revert the ones that
-         * have to the new default, on the assumption that the user
-         * is most likely to want an immediate update.
+         * settings have been changed, and revert the ones that have
+         * to the new default, on the assumption that the user is
+         * most likely to want an immediate update.
          */
         for (i = 0; i < NCFGCOLOURS; i++) {
-            if (oldcfg.colours[i][0] != cfg2.colours[i][0] ||
-                oldcfg.colours[i][1] != cfg2.colours[i][1] ||
-                oldcfg.colours[i][2] != cfg2.colours[i][2]) {
-                real_palette_set(inst, ww[i], cfg2.colours[i][0],
-                                 cfg2.colours[i][1],
-                                 cfg2.colours[i][2]);
+           for (j = 0; j < 3; j++)
+               if (conf_get_int_int(oldconf, CONF_colours, i*3+j) !=
+                   conf_get_int_int(newconf, CONF_colours, i*3+j))
+                   break;
+           if (j < 3) {
+                real_palette_set(inst, ww[i],
+                                conf_get_int_int(newconf,CONF_colours,i*3+0),
+                                conf_get_int_int(newconf,CONF_colours,i*3+1),
+                                conf_get_int_int(newconf,CONF_colours,i*3+2));
 
                /*
                 * If the default background has changed, we must
                 * repaint the space in between the window border
                 * and the text area.
                 */
-               if (i == 258) {
+               if (ww[i] == 258) {
                    set_window_background(inst);
                    draw_backing_rect(inst);
                }
@@ -2903,47 +3740,80 @@ void change_settings_menuitem(GtkMenuItem *item, gpointer data)
          * If the scrollbar needs to be shown, hidden, or moved
          * from one end to the other of the window, do so now.
          */
-        if (oldcfg.scrollbar != cfg2.scrollbar) {
-            if (cfg2.scrollbar)
+        if (conf_get_int(oldconf, CONF_scrollbar) !=
+           conf_get_int(newconf, CONF_scrollbar)) {
+            if (conf_get_int(newconf, CONF_scrollbar))
                 gtk_widget_show(inst->sbar);
             else
                 gtk_widget_hide(inst->sbar);
         }
-        if (oldcfg.scrollbar_on_left != cfg2.scrollbar_on_left) {
+        if (conf_get_int(oldconf, CONF_scrollbar_on_left) !=
+           conf_get_int(newconf, CONF_scrollbar_on_left)) {
             gtk_box_reorder_child(inst->hbox, inst->sbar,
-                                  cfg2.scrollbar_on_left ? 0 : 1);
+                                  conf_get_int(newconf, CONF_scrollbar_on_left)
+                                 ? 0 : 1);
         }
 
         /*
          * Change the window title, if required.
          */
-        if (strcmp(oldcfg.wintitle, cfg2.wintitle))
-            set_title(inst, cfg2.wintitle);
+        if (strcmp(conf_get_str(oldconf, CONF_wintitle),
+                  conf_get_str(newconf, CONF_wintitle)))
+            set_title(inst, conf_get_str(newconf, CONF_wintitle));
        set_window_titles(inst);
 
         /*
          * Redo the whole tangled fonts and Unicode mess if
          * necessary.
          */
-        if (strcmp(oldcfg.font.name, cfg2.font.name) ||
-            strcmp(oldcfg.boldfont.name, cfg2.boldfont.name) ||
-            strcmp(oldcfg.widefont.name, cfg2.widefont.name) ||
-            strcmp(oldcfg.wideboldfont.name, cfg2.wideboldfont.name) ||
-            strcmp(oldcfg.line_codepage, cfg2.line_codepage) ||
-           oldcfg.vtmode != cfg2.vtmode ||
-           oldcfg.shadowbold != cfg2.shadowbold) {
-            setup_fonts_ucs(inst);
-            need_size = 1;
-        } else
-            need_size = 0;
+        need_size = FALSE;
+        if (strcmp(conf_get_fontspec(oldconf, CONF_font)->name,
+                  conf_get_fontspec(newconf, CONF_font)->name) ||
+           strcmp(conf_get_fontspec(oldconf, CONF_boldfont)->name,
+                  conf_get_fontspec(newconf, CONF_boldfont)->name) ||
+           strcmp(conf_get_fontspec(oldconf, CONF_widefont)->name,
+                  conf_get_fontspec(newconf, CONF_widefont)->name) ||
+           strcmp(conf_get_fontspec(oldconf, CONF_wideboldfont)->name,
+                  conf_get_fontspec(newconf, CONF_wideboldfont)->name) ||
+           strcmp(conf_get_str(oldconf, CONF_line_codepage),
+                  conf_get_str(newconf, CONF_line_codepage)) ||
+           conf_get_int(oldconf, CONF_utf8_override) !=
+           conf_get_int(newconf, CONF_utf8_override) ||
+           conf_get_int(oldconf, CONF_vtmode) !=
+           conf_get_int(newconf, CONF_vtmode) ||
+           conf_get_int(oldconf, CONF_shadowbold) !=
+           conf_get_int(newconf, CONF_shadowbold) ||
+           conf_get_int(oldconf, CONF_shadowboldoffset) !=
+           conf_get_int(newconf, CONF_shadowboldoffset)) {
+            char *errmsg = setup_fonts_ucs(inst);
+            if (errmsg) {
+                char *msgboxtext =
+                    dupprintf("Could not change fonts in terminal window: %s\n",
+                              errmsg);
+                messagebox(inst->window, "Font setup error", msgboxtext,
+                           string_width("Could not change fonts in terminal window:"),
+                           "OK", 'o', +1, 1,
+                           NULL);
+                sfree(msgboxtext);
+                sfree(errmsg);
+            } else {
+                need_size = TRUE;
+            }
+        }
 
         /*
          * Resize the window.
          */
-        if (oldcfg.width != cfg2.width || oldcfg.height != cfg2.height ||
-            oldcfg.window_border != cfg2.window_border || need_size) {
+        if (conf_get_int(oldconf, CONF_width) !=
+           conf_get_int(newconf, CONF_width) ||
+           conf_get_int(oldconf, CONF_height) !=
+           conf_get_int(newconf, CONF_height) ||
+           conf_get_int(oldconf, CONF_window_border) !=
+           conf_get_int(newconf, CONF_window_border) ||
+           need_size) {
             set_geom_hints(inst);
-            request_resize(inst, cfg2.width, cfg2.height);
+            request_resize(inst, conf_get_int(newconf, CONF_width),
+                          conf_get_int(newconf, CONF_height));
         } else {
            /*
             * The above will have caused a call to term_size() for
@@ -2952,9 +3822,10 @@ void change_settings_menuitem(GtkMenuItem *item, gpointer data)
             * happened and we will need an explicit term_size()
             * here.
             */
-           if (oldcfg.savelines != cfg2.savelines)
+           if (conf_get_int(oldconf, CONF_savelines) !=
+               conf_get_int(newconf, CONF_savelines))
                term_size(inst->term, inst->term->rows, inst->term->cols,
-                         cfg2.savelines);
+                         conf_get_int(newconf, CONF_savelines));
        }
 
         term_invalidate(inst->term);
@@ -2964,6 +3835,10 @@ void change_settings_menuitem(GtkMenuItem *item, gpointer data)
         * border has been redrawn as well as the text area.
         */
        gtk_widget_queue_draw(inst->area);
+
+       conf_free(oldconf);
+    } else {
+       conf_free(newconf);
     }
     sfree(title);
     inst->reconfiguring = FALSE;
@@ -3014,6 +3889,7 @@ void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
     pid = fork();
     if (pid < 0) {
        perror("fork");
+        sfree(args);
        return;
     }
 
@@ -3047,6 +3923,7 @@ void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
 
     } else {
        int status;
+        sfree(args);
        waitpid(pid, &status, 0);
     }
 
@@ -3056,11 +3933,11 @@ void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
 {
     struct gui_data *inst = (struct gui_data *)gdata;
     /*
-     * For this feature we must marshal cfg and (possibly) pty_argv
+     * For this feature we must marshal conf and (possibly) pty_argv
      * into a byte stream, create a pipe, and send this byte stream
      * to the child through the pipe.
      */
-    int i, ret, size;
+    int i, ret, sersize, size;
     char *data;
     char option[80];
     int pipefd[2];
@@ -3070,16 +3947,16 @@ void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
        return;
     }
 
-    size = sizeof(inst->cfg);
+    size = sersize = conf_serialised_size(inst->conf);
     if (use_pty_argv && pty_argv) {
        for (i = 0; pty_argv[i]; i++)
            size += strlen(pty_argv[i]) + 1;
     }
 
     data = snewn(size, char);
-    memcpy(data, &inst->cfg, sizeof(inst->cfg));
+    conf_serialise(inst->conf, data);
     if (use_pty_argv && pty_argv) {
-       int p = sizeof(inst->cfg);
+       int p = sersize;
        for (i = 0; pty_argv[i]; i++) {
            strcpy(data + p, pty_argv[i]);
            p += strlen(pty_argv[i]) + 1;
@@ -3088,7 +3965,7 @@ void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
     }
 
     sprintf(option, "---[%d,%d]", pipefd[0], size);
-    fcntl(pipefd[0], F_SETFD, 0);
+    noncloexec(pipefd[0]);
     fork_and_exec_self(inst, pipefd[1], option, NULL);
     close(pipefd[0]);
 
@@ -3101,9 +3978,9 @@ void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
     sfree(data);
 }
 
-int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
+int read_dupsession_data(struct gui_data *inst, Conf *conf, char *arg)
 {
-    int fd, i, ret, size;
+    int fd, i, ret, size, size_used;
     char *data;
 
     if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
@@ -3124,10 +4001,10 @@ int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
        exit(1);
     }
 
-    memcpy(cfg, data, sizeof(Config));
-    if (use_pty_argv && size > sizeof(Config)) {
+    size_used = conf_deserialise(conf, data, size);
+    if (use_pty_argv && size > size_used) {
        int n = 0;
-       i = sizeof(Config);
+       i = size_used;
        while (i < size) {
            while (i < size && data[i]) i++;
            if (i >= size) {
@@ -3141,7 +4018,7 @@ int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
        pty_argv = snewn(n+1, char *);
        pty_argv[n] = NULL;
        n = 0;
-       i = sizeof(Config);
+       i = size_used;
        while (i < size) {
            char *p = data + i;
            while (i < size && data[i]) i++;
@@ -3151,6 +4028,8 @@ int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
        }
     }
 
+    sfree(data);
+
     return 0;
 }
 
@@ -3176,14 +4055,14 @@ void restart_session_menuitem(GtkMenuItem *item, gpointer data)
 void saved_session_menuitem(GtkMenuItem *item, gpointer data)
 {
     struct gui_data *inst = (struct gui_data *)data;
-    char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
+    char *str = (char *)g_object_get_data(G_OBJECT(item), "user-data");
 
     fork_and_exec_self(inst, -1, "-load", str, NULL);
 }
 
 void saved_session_freedata(GtkMenuItem *item, gpointer data)
 {
-    char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
+    char *str = (char *)g_object_get_data(G_OBJECT(item), "user-data");
 
     sfree(str);
 }
@@ -3204,14 +4083,14 @@ static void update_savedsess_menu(GtkMenuItem *menuitem, gpointer data)
            gtk_menu_item_new_with_label(sesslist.sessions[i]);
        gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
        gtk_widget_show(menuitem);
-       gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
-                           dupstr(sesslist.sessions[i]));
-       gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
-                          GTK_SIGNAL_FUNC(saved_session_menuitem),
-                          inst);
-       gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
-                          GTK_SIGNAL_FUNC(saved_session_freedata),
-                          inst);
+        g_object_set_data(G_OBJECT(menuitem), "user-data",
+                          dupstr(sesslist.sessions[i]));
+        g_signal_connect(G_OBJECT(menuitem), "activate",
+                         G_CALLBACK(saved_session_menuitem),
+                         inst);
+        g_signal_connect(G_OBJECT(menuitem), "destroy",
+                         G_CALLBACK(saved_session_freedata),
+                         inst);
     }
     if (sesslist.nsessions <= 1) {
        GtkWidget *menuitem =
@@ -3226,20 +4105,26 @@ static void update_savedsess_menu(GtkMenuItem *menuitem, gpointer data)
 void set_window_icon(GtkWidget *window, const char *const *const *icon,
                     int n_icon)
 {
-    GdkPixmap *iconpm;
-    GdkBitmap *iconmask;
 #if GTK_CHECK_VERSION(2,0,0)
     GList *iconlist;
     int n;
+#else
+    GdkPixmap *iconpm;
+    GdkBitmap *iconmask;
 #endif
 
     if (!n_icon)
        return;
 
     gtk_widget_realize(window);
-    iconpm = gdk_pixmap_create_from_xpm_d(window->window, &iconmask,
-                                         NULL, (gchar **)icon[0]);
-    gdk_window_set_icon(window->window, NULL, iconpm, iconmask);
+#if GTK_CHECK_VERSION(2,0,0)
+    gtk_window_set_icon(GTK_WINDOW(window),
+                        gdk_pixbuf_new_from_xpm_data((const gchar **)icon[0]));
+#else
+    iconpm = gdk_pixmap_create_from_xpm_d(gtk_widget_get_window(window),
+                                          &iconmask, NULL, (gchar **)icon[0]);
+    gdk_window_set_icon(gtk_widget_get_window(window), NULL, iconpm, iconmask);
+#endif
 
 #if GTK_CHECK_VERSION(2,0,0)
     iconlist = NULL;
@@ -3249,7 +4134,7 @@ void set_window_icon(GtkWidget *window, const char *const *const *icon,
                          gdk_pixbuf_new_from_xpm_data((const gchar **)
                                                       icon[n]));
     }
-    gdk_window_set_icon_list(window->window, iconlist);
+    gtk_window_set_icon_list(GTK_WINDOW(window), iconlist);
 #endif
 }
 
@@ -3299,10 +4184,10 @@ void update_specials_menu(void *frontend)
                break;
              default:
                menuitem = gtk_menu_item_new_with_label(specials[i].name);
-               gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
-                                   GINT_TO_POINTER(specials[i].code));
-               gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
-                                  GTK_SIGNAL_FUNC(special_menuitem), inst);
+                g_object_set_data(G_OBJECT(menuitem), "user-data",
+                                  GINT_TO_POINTER(specials[i].code));
+                g_signal_connect(G_OBJECT(menuitem), "activate",
+                                 G_CALLBACK(special_menuitem), inst);
                break;
            }
            if (menuitem) {
@@ -3320,33 +4205,36 @@ void update_specials_menu(void *frontend)
 
 static void start_backend(struct gui_data *inst)
 {
-    extern Backend *select_backend(Config *cfg);
+    extern Backend *select_backend(Conf *conf);
     char *realhost;
     const char *error;
+    char *s;
 
-    inst->back = select_backend(&inst->cfg);
+    inst->back = select_backend(inst->conf);
 
     error = inst->back->init((void *)inst, &inst->backhandle,
-                            &inst->cfg, inst->cfg.host, inst->cfg.port,
-                            &realhost, inst->cfg.tcp_nodelay,
-                            inst->cfg.tcp_keepalives);
+                            inst->conf,
+                            conf_get_str(inst->conf, CONF_host),
+                            conf_get_int(inst->conf, CONF_port),
+                            &realhost,
+                            conf_get_int(inst->conf, CONF_tcp_nodelay),
+                            conf_get_int(inst->conf, CONF_tcp_keepalives));
 
     if (error) {
        char *msg = dupprintf("Unable to open connection to %s:\n%s",
-                             inst->cfg.host, error);
+                             conf_get_str(inst->conf, CONF_host), error);
        inst->exited = TRUE;
        fatal_message_box(inst->window, msg);
        sfree(msg);
        exit(0);
     }
 
-    if (inst->cfg.wintitle[0]) {
-       set_title(inst, inst->cfg.wintitle);
-       set_icon(inst, inst->cfg.wintitle);
+    s = conf_get_str(inst->conf, CONF_wintitle);
+    if (s[0]) {
+       set_title_and_icon(inst, s, s);
     } else {
        char *title = make_default_wintitle(realhost);
-       set_title(inst, title);
-       set_icon(inst, title);
+       set_title_and_icon(inst, title, title);
        sfree(title);
     }
     sfree(realhost);
@@ -3356,7 +4244,7 @@ static void start_backend(struct gui_data *inst)
     term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
 
     inst->ldisc =
-       ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle,
+       ldisc_create(inst->conf, inst->term, inst->back, inst->backhandle,
                     inst);
 
     gtk_widget_set_sensitive(inst->restartitem, FALSE);
@@ -3364,9 +4252,11 @@ static void start_backend(struct gui_data *inst)
 
 int pt_main(int argc, char **argv)
 {
-    extern int cfgbox(Config *cfg);
+    extern int cfgbox(Conf *conf);
     struct gui_data *inst;
 
+    setlocale(LC_CTYPE, "");
+
     /*
      * Create an instance structure and initialise to zeroes
      */
@@ -3374,6 +4264,11 @@ int pt_main(int argc, char **argv)
     memset(inst, 0, sizeof(*inst));
     inst->alt_keycode = -1;            /* this one needs _not_ to be zero */
     inst->busy_status = BUSY_NOT;
+    inst->conf = conf_new();
+    inst->wintitle = inst->icontitle = NULL;
+    inst->quit_fn_scheduled = FALSE;
+    inst->idle_fn_scheduled = FALSE;
+    inst->drawtype = DRAWTYPE_DEFAULT;
 
     /* defer any child exit handling until we're ready to deal with
      * it */
@@ -3395,27 +4290,27 @@ int pt_main(int argc, char **argv)
     }
 
     if (argc > 1 && !strncmp(argv[1], "---", 3)) {
-       read_dupsession_data(inst, &inst->cfg, argv[1]);
+       read_dupsession_data(inst, inst->conf, argv[1]);
        /* Splatter this argument so it doesn't clutter a ps listing */
-       memset(argv[1], 0, strlen(argv[1]));
+       smemclr(argv[1], strlen(argv[1]));
     } else {
        /* By default, we bring up the config dialog, rather than launching
         * a session. This gets set to TRUE if something happens to change
         * that (e.g., a hostname is specified on the command-line). */
        int allow_launch = FALSE;
-       if (do_cmdline(argc, argv, 0, &allow_launch, inst, &inst->cfg))
+       if (do_cmdline(argc, argv, 0, &allow_launch, inst, inst->conf))
            exit(1);                   /* pre-defaults pass to get -class */
-       do_defaults(NULL, &inst->cfg);
-       if (do_cmdline(argc, argv, 1, &allow_launch, inst, &inst->cfg))
+       do_defaults(NULL, inst->conf);
+       if (do_cmdline(argc, argv, 1, &allow_launch, inst, inst->conf))
            exit(1);                   /* post-defaults, do everything */
 
-       cmdline_run_saved(&inst->cfg);
+       cmdline_run_saved(inst->conf);
 
        if (loaded_session)
            allow_launch = TRUE;
 
-       if ((!allow_launch || !cfg_launchable(&inst->cfg)) &&
-           !cfgbox(&inst->cfg))
+       if ((!allow_launch || !conf_launchable(inst->conf)) &&
+           !cfgbox(inst->conf))
            exit(0);                   /* config box hit Cancel */
     }
 
@@ -3426,22 +4321,45 @@ int pt_main(int argc, char **argv)
 
     inst->area = gtk_drawing_area_new();
 
-    setup_fonts_ucs(inst);
+#if GTK_CHECK_VERSION(2,0,0)
+    inst->imc = gtk_im_multicontext_new();
+#endif
+
+    {
+        char *errmsg = setup_fonts_ucs(inst);
+        if (errmsg) {
+            fprintf(stderr, "%s: %s\n", appname, errmsg);
+            exit(1);
+        }
+    }
     init_cutbuffers();
 
     inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+    {
+        const char *winclass = conf_get_str(inst->conf, CONF_winclass);
+        if (*winclass)
+            gtk_window_set_wmclass(GTK_WINDOW(inst->window),
+                                   winclass, winclass);
+    }
 
     /*
      * Set up the colour map.
      */
     palette_reset(inst);
 
-    inst->width = inst->cfg.width;
-    inst->height = inst->cfg.height;
+    inst->width = conf_get_int(inst->conf, CONF_width);
+    inst->height = conf_get_int(inst->conf, CONF_height);
+    cache_conf_values(inst);
 
-    gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
-                         inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
-                         inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
+    {
+        int w = inst->font_width * inst->width + 2*inst->window_border;
+        int h = inst->font_height * inst->height + 2*inst->window_border;
+#if GTK_CHECK_VERSION(2,0,0)
+        gtk_widget_set_size_request(inst->area, w, h);
+#else
+        gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), w, h);
+#endif
+    }
     inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
     inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
     inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
@@ -3450,10 +4368,10 @@ int pt_main(int argc, char **argv)
      * unwanted, so we can pop it up quickly if it suddenly becomes
      * desirable.
      */
-    if (inst->cfg.scrollbar_on_left)
+    if (conf_get_int(inst->conf, CONF_scrollbar_on_left))
         gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
     gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
-    if (!inst->cfg.scrollbar_on_left)
+    if (!conf_get_int(inst->conf, CONF_scrollbar_on_left))
         gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
 
     gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
@@ -3461,12 +4379,17 @@ int pt_main(int argc, char **argv)
     set_geom_hints(inst);
 
     gtk_widget_show(inst->area);
-    if (inst->cfg.scrollbar)
+    if (conf_get_int(inst->conf, CONF_scrollbar))
        gtk_widget_show(inst->sbar);
     else
        gtk_widget_hide(inst->sbar);
     gtk_widget_show(GTK_WIDGET(inst->hbox));
 
+#if GTK_CHECK_VERSION(2,0,0)
+    if (inst->geometry) {
+        gtk_window_parse_geometry(GTK_WINDOW(inst->window), inst->geometry);
+    }
+#else
     if (inst->gotpos) {
         int x = inst->xpos, y = inst->ypos;
         GtkRequisition req;
@@ -3476,42 +4399,52 @@ int pt_main(int argc, char **argv)
        gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
        gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
     }
+#endif
 
-    gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
-                      GTK_SIGNAL_FUNC(destroy), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
-                      GTK_SIGNAL_FUNC(delete_window), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
-                      GTK_SIGNAL_FUNC(key_event), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
-                      GTK_SIGNAL_FUNC(key_event), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
-                      GTK_SIGNAL_FUNC(focus_event), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
-                      GTK_SIGNAL_FUNC(focus_event), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
-                      GTK_SIGNAL_FUNC(configure_area), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
-                      GTK_SIGNAL_FUNC(expose_area), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
-                      GTK_SIGNAL_FUNC(button_event), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
-                      GTK_SIGNAL_FUNC(button_event), inst);
+    g_signal_connect(G_OBJECT(inst->window), "destroy",
+                     G_CALLBACK(destroy), inst);
+    g_signal_connect(G_OBJECT(inst->window), "delete_event",
+                     G_CALLBACK(delete_window), inst);
+    g_signal_connect(G_OBJECT(inst->window), "key_press_event",
+                     G_CALLBACK(key_event), inst);
+    g_signal_connect(G_OBJECT(inst->window), "key_release_event",
+                     G_CALLBACK(key_event), inst);
+    g_signal_connect(G_OBJECT(inst->window), "focus_in_event",
+                     G_CALLBACK(focus_event), inst);
+    g_signal_connect(G_OBJECT(inst->window), "focus_out_event",
+                     G_CALLBACK(focus_event), inst);
+    g_signal_connect(G_OBJECT(inst->area), "configure_event",
+                     G_CALLBACK(configure_area), inst);
+#if GTK_CHECK_VERSION(3,0,0)
+    g_signal_connect(G_OBJECT(inst->area), "draw",
+                     G_CALLBACK(draw_area), inst);
+#else
+    g_signal_connect(G_OBJECT(inst->area), "expose_event",
+                     G_CALLBACK(expose_area), inst);
+#endif
+    g_signal_connect(G_OBJECT(inst->area), "button_press_event",
+                     G_CALLBACK(button_event), inst);
+    g_signal_connect(G_OBJECT(inst->area), "button_release_event",
+                     G_CALLBACK(button_event), inst);
+#if GTK_CHECK_VERSION(2,0,0)
+    g_signal_connect(G_OBJECT(inst->area), "scroll_event",
+                     G_CALLBACK(scroll_event), inst);
+#endif
+    g_signal_connect(G_OBJECT(inst->area), "motion_notify_event",
+                     G_CALLBACK(motion_event), inst);
+    g_signal_connect(G_OBJECT(inst->area), "selection_received",
+                     G_CALLBACK(selection_received), inst);
+    g_signal_connect(G_OBJECT(inst->area), "selection_get",
+                     G_CALLBACK(selection_get), inst);
+    g_signal_connect(G_OBJECT(inst->area), "selection_clear_event",
+                     G_CALLBACK(selection_clear), inst);
 #if GTK_CHECK_VERSION(2,0,0)
-    gtk_signal_connect(GTK_OBJECT(inst->area), "scroll_event",
-                      GTK_SIGNAL_FUNC(scroll_event), inst);
-#endif
-    gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
-                      GTK_SIGNAL_FUNC(motion_event), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
-                      GTK_SIGNAL_FUNC(selection_received), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
-                      GTK_SIGNAL_FUNC(selection_get), inst);
-    gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
-                      GTK_SIGNAL_FUNC(selection_clear), inst);
-    if (inst->cfg.scrollbar)
-       gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
-                          GTK_SIGNAL_FUNC(scrollbar_moved), inst);
+    g_signal_connect(G_OBJECT(inst->imc), "commit",
+                     G_CALLBACK(input_method_commit_event), inst);
+#endif
+    if (conf_get_int(inst->conf, CONF_scrollbar))
+        g_signal_connect(G_OBJECT(inst->sbar_adjust), "value_changed",
+                         G_CALLBACK(scrollbar_moved), inst);
     gtk_widget_add_events(GTK_WIDGET(inst->area),
                          GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
                          GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
@@ -3537,15 +4470,29 @@ int pt_main(int argc, char **argv)
 
        inst->menu = gtk_menu_new();
 
-#define MKMENUITEM(title, func) do { \
-    menuitem = title ? gtk_menu_item_new_with_label(title) : \
-    gtk_menu_item_new(); \
-    gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
-    gtk_widget_show(menuitem); \
-    if (func != NULL) \
-       gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
-                              GTK_SIGNAL_FUNC(func), inst); \
-} while (0)
+#define MKMENUITEM(title, func) do                                      \
+        {                                                               \
+            menuitem = gtk_menu_item_new_with_label(title);             \
+            gtk_container_add(GTK_CONTAINER(inst->menu), menuitem);     \
+            gtk_widget_show(menuitem);                                  \
+            g_signal_connect(G_OBJECT(menuitem), "activate",            \
+                             G_CALLBACK(func), inst);                   \
+        } while (0)
+
+#define MKSUBMENU(title) do                                             \
+        {                                                               \
+            menuitem = gtk_menu_item_new_with_label(title);             \
+            gtk_container_add(GTK_CONTAINER(inst->menu), menuitem);     \
+            gtk_widget_show(menuitem);                                  \
+        } while (0)
+
+#define MKSEP() do                                                      \
+        {                                                               \
+            menuitem = gtk_menu_item_new();                             \
+            gtk_container_add(GTK_CONTAINER(inst->menu), menuitem);     \
+            gtk_widget_show(menuitem);                                  \
+        } while (0)
+
        if (new_session)
            MKMENUITEM("New Session...", new_session_menuitem);
         MKMENUITEM("Restart Session", restart_session_menuitem);
@@ -3560,50 +4507,54 @@ int pt_main(int argc, char **argv)
            gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
                                      inst->sessionsmenu);
        }
-       MKMENUITEM(NULL, NULL);
+       MKSEP();
         MKMENUITEM("Change Settings...", change_settings_menuitem);
-       MKMENUITEM(NULL, NULL);
+       MKSEP();
        if (use_event_log)
            MKMENUITEM("Event Log", event_log_menuitem);
-       MKMENUITEM("Special Commands", NULL);
+       MKSUBMENU("Special Commands");
        inst->specialsmenu = gtk_menu_new();
        gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
        inst->specialsitem1 = menuitem;
-       MKMENUITEM(NULL, NULL);
+       MKSEP();
        inst->specialsitem2 = menuitem;
        gtk_widget_hide(inst->specialsitem1);
        gtk_widget_hide(inst->specialsitem2);
        MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
        MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
        MKMENUITEM("Copy All", copy_all_menuitem);
-       MKMENUITEM(NULL, NULL);
+       MKSEP();
        s = dupcat("About ", appname, NULL);
        MKMENUITEM(s, about_menuitem);
        sfree(s);
 #undef MKMENUITEM
+#undef MKSUBMENU
+#undef MKSEP
     }
 
     inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
     inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
     inst->waitcursor = make_mouse_ptr(inst, GDK_WATCH);
     inst->blankcursor = make_mouse_ptr(inst, -1);
-    make_mouse_ptr(inst, -2);         /* clean up cursor font */
     inst->currcursor = inst->textcursor;
     show_mouseptr(inst, 1);
 
     inst->eventlogstuff = eventlogstuff_new();
 
-    inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
-    inst->logctx = log_init(inst, &inst->cfg);
+    request_callback_notifications(notify_toplevel_callback, inst);
+
+    inst->term = term_init(inst->conf, &inst->ucsdata, inst);
+    inst->logctx = log_init(inst, inst->conf);
     term_provide_logctx(inst->term, inst->logctx);
 
     uxsel_init();
 
-    term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
+    term_size(inst->term, inst->height, inst->width,
+             conf_get_int(inst->conf, CONF_savelines));
 
     start_backend(inst);
 
-    ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
+    ldisc_echoedit_update(inst->ldisc);     /* cause ldisc to notice changes */
 
     /* now we're reday to deal with the child exit handler being
      * called */