17 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
23 #define IDM_SHOWLOG 0x0010
24 #define IDM_NEWSESS 0x0020
25 #define IDM_DUPSESS 0x0030
26 #define IDM_RECONF 0x0040
27 #define IDM_CLRSB 0x0050
28 #define IDM_RESET 0x0060
29 #define IDM_TEL_AYT 0x0070
30 #define IDM_TEL_BRK 0x0080
31 #define IDM_TEL_SYNCH 0x0090
32 #define IDM_TEL_EC 0x00a0
33 #define IDM_TEL_EL 0x00b0
34 #define IDM_TEL_GA 0x00c0
35 #define IDM_TEL_NOP 0x00d0
36 #define IDM_TEL_ABORT 0x00e0
37 #define IDM_TEL_AO 0x00f0
38 #define IDM_TEL_IP 0x0100
39 #define IDM_TEL_SUSP 0x0110
40 #define IDM_TEL_EOR 0x0120
41 #define IDM_TEL_EOF 0x0130
42 #define IDM_ABOUT 0x0140
43 #define IDM_SAVEDSESS 0x0150
44 #define IDM_COPYALL 0x0160
46 #define IDM_SESSLGP 0x0250 /* log type printable */
47 #define IDM_SESSLGA 0x0260 /* log type all chars */
48 #define IDM_SESSLGE 0x0270 /* log end */
49 #define IDM_SAVED_MIN 0x1000
50 #define IDM_SAVED_MAX 0x2000
52 #define WM_IGNORE_SIZE (WM_XUSER + 1)
53 #define WM_IGNORE_CLIP (WM_XUSER + 2)
55 /* Needed for Chinese support and apparently not always defined. */
57 #define VK_PROCESSKEY 0xE5
60 /* Needed for mouse wheel support and not defined in earlier SDKs. */
62 #define WM_MOUSEWHEEL 0x020A
65 static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
66 static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
67 unsigned char *output);
68 static void cfgtopalette(void);
69 static void init_palette(void);
70 static void init_fonts(int);
71 static void another_font(int);
72 static void deinit_fonts(void);
74 static int extra_width, extra_height;
76 static int pending_netevent = 0;
77 static WPARAM pend_netevent_wParam = 0;
78 static LPARAM pend_netevent_lParam = 0;
79 static void enact_pending_netevent(void);
80 static void flash_window(int mode);
82 static time_t last_movement = 0;
86 #define FONT_UNDERLINE 2
87 #define FONT_BOLDUND 3
88 #define FONT_WIDE 0x04
89 #define FONT_HIGH 0x08
90 #define FONT_NARROW 0x10
92 #define FONT_OEMBOLD 0x21
93 #define FONT_OEMUND 0x22
94 #define FONT_OEMBOLDUND 0x23
95 #define FONT_MSGOTHIC 0x40
96 #define FONT_MINGLIU 0x60
97 #define FONT_GULIMCHE 0x80
98 #define FONT_MAXNO 0x8F
100 static HFONT fonts[FONT_MAXNO];
101 static int fontflag[FONT_MAXNO];
103 BOLD_COLOURS, BOLD_SHADOW, BOLD_FONT
111 static COLORREF colours[NCOLOURS];
113 static LPLOGPALETTE logpal;
114 static RGBTRIPLE defpal[NCOLOURS];
118 static HBITMAP caretbm;
120 static int dbltime, lasttime, lastact;
121 static Mouse_Button lastbtn;
123 /* this allows xterm-style mouse handling. */
124 static int send_raw_mouse = 0;
125 static int wheel_accumulator = 0;
127 static char *window_name, *icon_name;
129 static int compose_state = 0;
131 static OSVERSIONINFO osVersion;
133 /* Dummy routine, only required in plink. */
134 void ldisc_update(int echo, int edit)
138 int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
140 static char appname[] = "PuTTY";
145 int guess_width, guess_height;
148 flags = FLAG_VERBOSE | FLAG_INTERACTIVE;
150 winsock_ver = MAKEWORD(1, 1);
151 if (WSAStartup(winsock_ver, &wsadata)) {
152 MessageBox(NULL, "Unable to initialise WinSock", "WinSock Error",
153 MB_OK | MB_ICONEXCLAMATION);
156 if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1) {
157 MessageBox(NULL, "WinSock version is incompatible with 1.1",
158 "WinSock Error", MB_OK | MB_ICONEXCLAMATION);
162 /* WISHLIST: maybe allow config tweaking even if winsock not present? */
165 InitCommonControls();
167 /* Ensure a Maximize setting in Explorer doesn't maximise the
172 ZeroMemory(&osVersion, sizeof(osVersion));
173 osVersion.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
174 if (!GetVersionEx ( (OSVERSIONINFO *) &osVersion)) {
175 MessageBox(NULL, "Windows refuses to report a version",
176 "PuTTY Fatal Error", MB_OK | MB_ICONEXCLAMATION);
182 * Process the command line.
187 default_protocol = DEFAULT_PROTOCOL;
188 default_port = DEFAULT_PORT;
189 cfg.logtype = LGTYP_NONE;
191 do_defaults(NULL, &cfg);
194 while (*p && isspace(*p))
198 * Process command line options first. Yes, this can be
199 * done better, and it will be as soon as I have the
203 char *q = p + strcspn(p, " \t");
206 tolower(p[0]) == 's' &&
207 tolower(p[1]) == 's' && tolower(p[2]) == 'h') {
208 default_protocol = cfg.protocol = PROT_SSH;
209 default_port = cfg.port = 22;
210 } else if (q == p + 7 &&
211 tolower(p[0]) == 'c' &&
212 tolower(p[1]) == 'l' &&
213 tolower(p[2]) == 'e' &&
214 tolower(p[3]) == 'a' &&
215 tolower(p[4]) == 'n' &&
216 tolower(p[5]) == 'u' && tolower(p[6]) == 'p') {
218 * `putty -cleanup'. Remove all registry entries
219 * associated with PuTTY, and also find and delete
220 * the random seed file.
223 "This procedure will remove ALL Registry\n"
224 "entries associated with PuTTY, and will\n"
225 "also remove the PuTTY random seed file.\n"
227 "THIS PROCESS WILL DESTROY YOUR SAVED\n"
228 "SESSIONS. Are you really sure you want\n"
231 MB_YESNO | MB_ICONWARNING) == IDYES) {
236 p = q + strspn(q, " \t");
240 * An initial @ means to activate a saved session.
244 while (i > 1 && isspace(p[i - 1]))
247 do_defaults(p + 1, &cfg);
248 if (!*cfg.host && !do_config()) {
252 } else if (*p == '&') {
254 * An initial & means we've been given a command line
255 * containing the hex value of a HANDLE for a file
256 * mapping object, which we must then extract as a
261 if (sscanf(p + 1, "%p", &filemap) == 1 &&
262 (cp = MapViewOfFile(filemap, FILE_MAP_READ,
263 0, 0, sizeof(Config))) != NULL) {
266 CloseHandle(filemap);
267 } else if (!do_config()) {
274 * If the hostname starts with "telnet:", set the
275 * protocol to Telnet and process the string as a
278 if (!strncmp(q, "telnet:", 7)) {
282 if (q[0] == '/' && q[1] == '/')
284 cfg.protocol = PROT_TELNET;
286 while (*p && *p != ':' && *p != '/')
295 strncpy(cfg.host, q, sizeof(cfg.host) - 1);
296 cfg.host[sizeof(cfg.host) - 1] = '\0';
298 while (*p && !isspace(*p))
302 strncpy(cfg.host, q, sizeof(cfg.host) - 1);
303 cfg.host[sizeof(cfg.host) - 1] = '\0';
304 while (*p && isspace(*p))
319 * Trim leading whitespace off the hostname if it's there.
322 int space = strspn(cfg.host, " \t");
323 memmove(cfg.host, cfg.host+space, 1+strlen(cfg.host)-space);
326 /* See if host is of the form user@host */
327 if (cfg.host[0] != '\0') {
328 char *atsign = strchr(cfg.host, '@');
329 /* Make sure we're not overflowing the user field */
331 if (atsign - cfg.host < sizeof cfg.username) {
332 strncpy(cfg.username, cfg.host, atsign - cfg.host);
333 cfg.username[atsign - cfg.host] = '\0';
335 memmove(cfg.host, atsign + 1, 1 + strlen(atsign + 1));
340 * Trim a colon suffix off the hostname if it's there.
342 cfg.host[strcspn(cfg.host, ":")] = '\0';
346 * Select protocol. This is farmed out into a table in a
347 * separate file to enable an ssh-free variant.
352 for (i = 0; backends[i].backend != NULL; i++)
353 if (backends[i].protocol == cfg.protocol) {
354 back = backends[i].backend;
358 MessageBox(NULL, "Unsupported protocol number found",
359 "PuTTY Internal Error", MB_OK | MB_ICONEXCLAMATION);
365 /* Check for invalid Port number (i.e. zero) */
367 MessageBox(NULL, "Invalid Port Number",
368 "PuTTY Internal Error", MB_OK | MB_ICONEXCLAMATION);
375 wndclass.lpfnWndProc = WndProc;
376 wndclass.cbClsExtra = 0;
377 wndclass.cbWndExtra = 0;
378 wndclass.hInstance = inst;
379 wndclass.hIcon = LoadIcon(inst, MAKEINTRESOURCE(IDI_MAINICON));
380 wndclass.hCursor = LoadCursor(NULL, IDC_IBEAM);
381 wndclass.hbrBackground = GetStockObject(BLACK_BRUSH);
382 wndclass.lpszMenuName = NULL;
383 wndclass.lpszClassName = appname;
385 RegisterClass(&wndclass);
390 savelines = cfg.savelines;
396 * Guess some defaults for the window size. This all gets
397 * updated later, so we don't really care too much. However, we
398 * do want the font width/height guesses to correspond to a
399 * large font rather than a small one...
406 term_size(cfg.height, cfg.width, cfg.savelines);
407 guess_width = extra_width + font_width * cols;
408 guess_height = extra_height + font_height * rows;
411 HWND w = GetDesktopWindow();
412 GetWindowRect(w, &r);
413 if (guess_width > r.right - r.left)
414 guess_width = r.right - r.left;
415 if (guess_height > r.bottom - r.top)
416 guess_height = r.bottom - r.top;
420 int winmode = WS_OVERLAPPEDWINDOW | WS_VSCROLL;
423 winmode &= ~(WS_VSCROLL);
425 winmode &= ~(WS_THICKFRAME | WS_MAXIMIZEBOX);
427 exwinmode |= WS_EX_TOPMOST;
429 exwinmode |= WS_EX_CLIENTEDGE;
430 hwnd = CreateWindowEx(exwinmode, appname, appname,
431 winmode, CW_USEDEFAULT, CW_USEDEFAULT,
432 guess_width, guess_height,
433 NULL, NULL, inst, NULL);
437 * Initialise the fonts, simultaneously correcting the guesses
438 * for font_{width,height}.
440 bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT;
445 * Correct the guesses for extra_{width,height}.
449 GetWindowRect(hwnd, &wr);
450 GetClientRect(hwnd, &cr);
451 extra_width = wr.right - wr.left - cr.right + cr.left;
452 extra_height = wr.bottom - wr.top - cr.bottom + cr.top;
456 * Resize the window, now we know what size we _really_ want it
459 guess_width = extra_width + font_width * cols;
460 guess_height = extra_height + font_height * rows;
461 SendMessage(hwnd, WM_IGNORE_SIZE, 0, 0);
462 SetWindowPos(hwnd, NULL, 0, 0, guess_width, guess_height,
463 SWP_NOMOVE | SWP_NOREDRAW | SWP_NOZORDER);
466 * Set up a caret bitmap, with no content.
470 int size = (font_width + 15) / 16 * 2 * font_height;
471 bits = smalloc(size);
472 memset(bits, 0, size);
473 caretbm = CreateBitmap(font_width, font_height, 1, 1, bits);
476 CreateCaret(hwnd, caretbm, font_width, font_height);
479 * Initialise the scroll bar.
484 si.cbSize = sizeof(si);
485 si.fMask = SIF_ALL | SIF_DISABLENOSCROLL;
490 SetScrollInfo(hwnd, SB_VERT, &si, FALSE);
494 * Start up the telnet connection.
498 char msg[1024], *title;
501 error = back->init(cfg.host, cfg.port, &realhost);
503 sprintf(msg, "Unable to open connection to\n"
504 "%.800s\n" "%s", cfg.host, error);
505 MessageBox(NULL, msg, "PuTTY Error", MB_ICONERROR | MB_OK);
508 window_name = icon_name = NULL;
510 title = cfg.wintitle;
512 sprintf(msg, "%s - PuTTY", realhost);
520 session_closed = FALSE;
523 * Set up the input and output buffers.
526 outbuf_reap = outbuf_head = 0;
529 * Prepare the mouse handler.
531 lastact = MA_NOTHING;
532 lastbtn = MBT_NOTHING;
533 dbltime = GetDoubleClickTime();
536 * Set up the session-control options on the system menu.
539 HMENU m = GetSystemMenu(hwnd, FALSE);
543 AppendMenu(m, MF_SEPARATOR, 0, 0);
544 if (cfg.protocol == PROT_TELNET) {
546 AppendMenu(p, MF_ENABLED, IDM_TEL_AYT, "Are You There");
547 AppendMenu(p, MF_ENABLED, IDM_TEL_BRK, "Break");
548 AppendMenu(p, MF_ENABLED, IDM_TEL_SYNCH, "Synch");
549 AppendMenu(p, MF_SEPARATOR, 0, 0);
550 AppendMenu(p, MF_ENABLED, IDM_TEL_EC, "Erase Character");
551 AppendMenu(p, MF_ENABLED, IDM_TEL_EL, "Erase Line");
552 AppendMenu(p, MF_ENABLED, IDM_TEL_GA, "Go Ahead");
553 AppendMenu(p, MF_ENABLED, IDM_TEL_NOP, "No Operation");
554 AppendMenu(p, MF_SEPARATOR, 0, 0);
555 AppendMenu(p, MF_ENABLED, IDM_TEL_ABORT, "Abort Process");
556 AppendMenu(p, MF_ENABLED, IDM_TEL_AO, "Abort Output");
557 AppendMenu(p, MF_ENABLED, IDM_TEL_IP, "Interrupt Process");
558 AppendMenu(p, MF_ENABLED, IDM_TEL_SUSP, "Suspend Process");
559 AppendMenu(p, MF_SEPARATOR, 0, 0);
560 AppendMenu(p, MF_ENABLED, IDM_TEL_EOR, "End Of Record");
561 AppendMenu(p, MF_ENABLED, IDM_TEL_EOF, "End Of File");
562 AppendMenu(m, MF_POPUP | MF_ENABLED, (UINT) p,
564 AppendMenu(m, MF_SEPARATOR, 0, 0);
566 AppendMenu(m, MF_ENABLED, IDM_SHOWLOG, "&Event Log");
567 AppendMenu(m, MF_SEPARATOR, 0, 0);
568 AppendMenu(m, MF_ENABLED, IDM_NEWSESS, "Ne&w Session...");
569 AppendMenu(m, MF_ENABLED, IDM_DUPSESS, "&Duplicate Session");
572 for (i = 1; i < ((nsessions < 256) ? nsessions : 256); i++)
573 AppendMenu(s, MF_ENABLED, IDM_SAVED_MIN + (16 * i),
575 AppendMenu(m, MF_POPUP | MF_ENABLED, (UINT) s, "Sa&ved Sessions");
576 AppendMenu(m, MF_ENABLED, IDM_RECONF, "Chan&ge Settings...");
577 AppendMenu(m, MF_SEPARATOR, 0, 0);
578 AppendMenu(m, MF_ENABLED, IDM_COPYALL, "C&opy All to Clipboard");
579 AppendMenu(m, MF_ENABLED, IDM_CLRSB, "C&lear Scrollback");
580 AppendMenu(m, MF_ENABLED, IDM_RESET, "Rese&t Terminal");
581 AppendMenu(m, MF_SEPARATOR, 0, 0);
582 AppendMenu(m, MF_ENABLED, IDM_ABOUT, "&About PuTTY");
586 * Finally show the window!
588 ShowWindow(hwnd, show);
589 SetForegroundWindow(hwnd);
592 * Open the initial log file if there is one.
597 * Set the palette up.
603 has_focus = (GetForegroundWindow() == hwnd);
606 if (GetMessage(&msg, NULL, 0, 0) == 1) {
607 int timer_id = 0, long_timer = 0;
609 while (msg.message != WM_QUIT) {
610 /* Sometimes DispatchMessage calls routines that use their own
611 * GetMessage loop, setup this timer so we get some control back.
613 * Also call term_update() from the timer so that if the host
614 * is sending data flat out we still do redraws.
616 if (timer_id && long_timer) {
617 KillTimer(hwnd, timer_id);
618 long_timer = timer_id = 0;
621 timer_id = SetTimer(hwnd, 1, 20, NULL);
622 if (!(IsWindow(logbox) && IsDialogMessage(logbox, &msg)))
623 DispatchMessage(&msg);
625 /* Make sure we blink everything that needs it. */
628 /* Send the paste buffer if there's anything to send */
631 /* If there's nothing new in the queue then we can do everything
632 * we've delayed, reading the socket, writing, and repainting
635 if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
638 if (pending_netevent) {
639 enact_pending_netevent();
641 /* Force the cursor blink on */
644 if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
648 /* Okay there is now nothing to do so we make sure the screen is
649 * completely up to date then tell windows to call us in a little
653 KillTimer(hwnd, timer_id);
662 flash_window(1); /* maintain */
665 /* Hmm, term_update didn't want to do an update too soon ... */
666 timer_id = SetTimer(hwnd, 1, 50, NULL);
668 timer_id = SetTimer(hwnd, 1, 500, NULL);
670 timer_id = SetTimer(hwnd, 1, 100, NULL);
673 /* There's no point rescanning everything in the message queue
674 * so we do an apparently unnecessary wait here
677 if (GetMessage(&msg, NULL, 0, 0) != 1)
691 if (cfg.protocol == PROT_SSH) {
702 * Set up, or shut down, an AsyncSelect. Called from winnet.c.
704 char *do_select(SOCKET skt, int startup)
709 events = FD_READ | FD_WRITE | FD_OOB | FD_CLOSE | FD_ACCEPT;
714 return "do_select(): internal error (hwnd==NULL)";
715 if (WSAAsyncSelect(skt, hwnd, msg, events) == SOCKET_ERROR) {
716 switch (WSAGetLastError()) {
718 return "Network is down";
720 return "WSAAsyncSelect(): unknown error";
727 * set or clear the "raw mouse message" mode
729 void set_raw_mouse_mode(int activate)
731 send_raw_mouse = activate;
732 SetCursor(LoadCursor(NULL, activate ? IDC_ARROW : IDC_IBEAM));
736 * Print a message box and close the connection.
738 void connection_fatal(char *fmt, ...)
744 vsprintf(stuff, fmt, ap);
746 MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK);
747 if (cfg.close_on_exit == COE_ALWAYS)
750 session_closed = TRUE;
751 SetWindowText(hwnd, "PuTTY (inactive)");
756 * Actually do the job requested by a WM_NETEVENT
758 static void enact_pending_netevent(void)
760 static int reentering = 0;
761 extern int select_result(WPARAM, LPARAM);
765 return; /* don't unpend the pending */
767 pending_netevent = FALSE;
770 ret = select_result(pend_netevent_wParam, pend_netevent_lParam);
773 if (ret == 0 && !session_closed) {
774 /* Abnormal exits will already have set session_closed and taken
775 * appropriate action. */
776 if (cfg.close_on_exit == COE_ALWAYS ||
777 cfg.close_on_exit == COE_NORMAL) PostQuitMessage(0);
779 session_closed = TRUE;
780 SetWindowText(hwnd, "PuTTY (inactive)");
781 MessageBox(hwnd, "Connection closed by remote host",
782 "PuTTY", MB_OK | MB_ICONINFORMATION);
788 * Copy the colour palette from the configuration data into defpal.
789 * This is non-trivial because the colour indices are different.
791 static void cfgtopalette(void)
794 static const int ww[] = {
795 6, 7, 8, 9, 10, 11, 12, 13,
796 14, 15, 16, 17, 18, 19, 20, 21,
797 0, 1, 2, 3, 4, 4, 5, 5
800 for (i = 0; i < 24; i++) {
802 defpal[i].rgbtRed = cfg.colours[w][0];
803 defpal[i].rgbtGreen = cfg.colours[w][1];
804 defpal[i].rgbtBlue = cfg.colours[w][2];
809 * Set up the colour palette.
811 static void init_palette(void)
814 HDC hdc = GetDC(hwnd);
816 if (cfg.try_palette && GetDeviceCaps(hdc, RASTERCAPS) & RC_PALETTE) {
817 logpal = smalloc(sizeof(*logpal)
818 - sizeof(logpal->palPalEntry)
819 + NCOLOURS * sizeof(PALETTEENTRY));
820 logpal->palVersion = 0x300;
821 logpal->palNumEntries = NCOLOURS;
822 for (i = 0; i < NCOLOURS; i++) {
823 logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
824 logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
825 logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
826 logpal->palPalEntry[i].peFlags = PC_NOCOLLAPSE;
828 pal = CreatePalette(logpal);
830 SelectPalette(hdc, pal, FALSE);
832 SelectPalette(hdc, GetStockObject(DEFAULT_PALETTE), FALSE);
835 ReleaseDC(hwnd, hdc);
838 for (i = 0; i < NCOLOURS; i++)
839 colours[i] = PALETTERGB(defpal[i].rgbtRed,
843 for (i = 0; i < NCOLOURS; i++)
844 colours[i] = RGB(defpal[i].rgbtRed,
845 defpal[i].rgbtGreen, defpal[i].rgbtBlue);
849 * Initialise all the fonts we will need initially. There may be as many as
850 * three or as few as one. The other (poentially) twentyone fonts are done
851 * if/when they are needed.
855 * - check the font width and height, correcting our guesses if
858 * - verify that the bold font is the same width as the ordinary
859 * one, and engage shadow bolding if not.
861 * - verify that the underlined font is the same width as the
862 * ordinary one (manual underlining by means of line drawing can
863 * be done in a pinch).
865 static void init_fonts(int pick_width)
872 int fw_dontcare, fw_bold;
874 for (i = 0; i < FONT_MAXNO; i++)
877 if (cfg.fontisbold) {
878 fw_dontcare = FW_BOLD;
881 fw_dontcare = FW_DONTCARE;
887 font_height = cfg.fontheight;
888 if (font_height > 0) {
890 -MulDiv(font_height, GetDeviceCaps(hdc, LOGPIXELSY), 72);
892 font_width = pick_width;
895 fonts[i] = CreateFont (font_height, font_width, 0, 0, w, FALSE, u, FALSE, \
896 c, OUT_DEFAULT_PRECIS, \
897 CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, \
898 FIXED_PITCH | FF_DONTCARE, cfg.font)
900 f(FONT_NORMAL, cfg.fontcharset, fw_dontcare, FALSE);
902 SelectObject(hdc, fonts[FONT_NORMAL]);
903 GetTextMetrics(hdc, &tm);
904 font_height = tm.tmHeight;
905 font_width = tm.tmAveCharWidth;
909 DWORD cset = tm.tmCharSet;
910 memset(&info, 0xFF, sizeof(info));
912 /* !!! Yes the next line is right */
913 if (cset == OEM_CHARSET)
914 font_codepage = GetOEMCP();
916 if (TranslateCharsetInfo
917 ((DWORD *) cset, &info, TCI_SRCCHARSET)) font_codepage =
922 GetCPInfo(font_codepage, &cpinfo);
923 dbcs_screenfont = (cpinfo.MaxCharSize > 1);
926 f(FONT_UNDERLINE, cfg.fontcharset, fw_dontcare, TRUE);
929 * Some fonts, e.g. 9-pt Courier, draw their underlines
930 * outside their character cell. We successfully prevent
931 * screen corruption by clipping the text output, but then
932 * we lose the underline completely. Here we try to work
933 * out whether this is such a font, and if it is, we set a
934 * flag that causes underlines to be drawn by hand.
936 * Having tried other more sophisticated approaches (such
937 * as examining the TEXTMETRIC structure or requesting the
938 * height of a string), I think we'll do this the brute
939 * force way: we create a small bitmap, draw an underlined
940 * space on it, and test to see whether any pixels are
941 * foreground-coloured. (Since we expect the underline to
942 * go all the way across the character cell, we only search
943 * down a single column of the bitmap, half way across.)
947 HBITMAP und_bm, und_oldbm;
951 und_dc = CreateCompatibleDC(hdc);
952 und_bm = CreateCompatibleBitmap(hdc, font_width, font_height);
953 und_oldbm = SelectObject(und_dc, und_bm);
954 SelectObject(und_dc, fonts[FONT_UNDERLINE]);
955 SetTextAlign(und_dc, TA_TOP | TA_LEFT | TA_NOUPDATECP);
956 SetTextColor(und_dc, RGB(255, 255, 255));
957 SetBkColor(und_dc, RGB(0, 0, 0));
958 SetBkMode(und_dc, OPAQUE);
959 ExtTextOut(und_dc, 0, 0, ETO_OPAQUE, NULL, " ", 1, NULL);
961 for (i = 0; i < font_height; i++) {
962 c = GetPixel(und_dc, font_width / 2, i);
963 if (c != RGB(0, 0, 0))
966 SelectObject(und_dc, und_oldbm);
967 DeleteObject(und_bm);
971 DeleteObject(fonts[FONT_UNDERLINE]);
972 fonts[FONT_UNDERLINE] = 0;
976 if (bold_mode == BOLD_FONT) {
977 f(FONT_BOLD, cfg.fontcharset, fw_bold, FALSE);
981 descent = tm.tmAscent + 1;
982 if (descent >= font_height)
983 descent = font_height - 1;
985 for (i = 0; i < 3; i++) {
987 if (SelectObject(hdc, fonts[i]) && GetTextMetrics(hdc, &tm))
988 fontsize[i] = tm.tmAveCharWidth + 256 * tm.tmHeight;
995 ReleaseDC(hwnd, hdc);
997 if (fontsize[FONT_UNDERLINE] != fontsize[FONT_NORMAL]) {
999 DeleteObject(fonts[FONT_UNDERLINE]);
1000 fonts[FONT_UNDERLINE] = 0;
1003 if (bold_mode == BOLD_FONT &&
1004 fontsize[FONT_BOLD] != fontsize[FONT_NORMAL]) {
1005 bold_mode = BOLD_SHADOW;
1006 DeleteObject(fonts[FONT_BOLD]);
1007 fonts[FONT_BOLD] = 0;
1009 fontflag[0] = fontflag[1] = fontflag[2] = 1;
1014 static void another_font(int fontno)
1017 int fw_dontcare, fw_bold;
1021 if (fontno < 0 || fontno >= FONT_MAXNO || fontflag[fontno])
1024 basefont = (fontno & ~(FONT_BOLDUND));
1025 if (basefont != fontno && !fontflag[basefont])
1026 another_font(basefont);
1028 if (cfg.fontisbold) {
1029 fw_dontcare = FW_BOLD;
1032 fw_dontcare = FW_DONTCARE;
1036 c = cfg.fontcharset;
1042 if (fontno & FONT_WIDE)
1044 if (fontno & FONT_NARROW)
1046 if (fontno & FONT_OEM)
1048 if (fontno & FONT_BOLD)
1050 if (fontno & FONT_UNDERLINE)
1054 CreateFont(font_height * (1 + !!(fontno & FONT_HIGH)), x, 0, 0, w,
1055 FALSE, u, FALSE, c, OUT_DEFAULT_PRECIS,
1056 CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
1057 FIXED_PITCH | FF_DONTCARE, s);
1059 fontflag[fontno] = 1;
1062 static void deinit_fonts(void)
1065 for (i = 0; i < FONT_MAXNO; i++) {
1067 DeleteObject(fonts[i]);
1073 void request_resize(int w, int h, int refont)
1077 /* If the window is maximized supress resizing attempts */
1081 if (refont && w != cols && (cols == 80 || cols == 132)) {
1082 /* If font width too big for screen should we shrink the font more ? */
1084 font_width = ((font_width * cols + w / 2) / w);
1088 bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT;
1089 und_mode = UND_FONT;
1090 init_fonts(font_width);
1092 static int first_time = 1;
1095 switch (first_time) {
1097 /* Get the size of the screen */
1098 if (GetClientRect(GetDesktopWindow(), &ss))
1099 /* first_time = 0 */ ;
1105 /* Make sure the values are sane */
1106 width = (ss.right - ss.left - extra_width) / font_width;
1107 height = (ss.bottom - ss.top - extra_height) / font_height;
1120 width = extra_width + font_width * w;
1121 height = extra_height + font_height * h;
1123 SetWindowPos(hwnd, NULL, 0, 0, width, height,
1124 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1125 SWP_NOMOVE | SWP_NOZORDER);
1128 static void click(Mouse_Button b, int x, int y, int shift, int ctrl)
1130 int thistime = GetMessageTime();
1132 if (send_raw_mouse && !(cfg.mouse_override && shift)) {
1133 lastbtn = MBT_NOTHING;
1134 term_mouse(b, MA_CLICK, x, y, shift, ctrl);
1138 if (lastbtn == b && thistime - lasttime < dbltime) {
1139 lastact = (lastact == MA_CLICK ? MA_2CLK :
1140 lastact == MA_2CLK ? MA_3CLK :
1141 lastact == MA_3CLK ? MA_CLICK : MA_NOTHING);
1146 if (lastact != MA_NOTHING)
1147 term_mouse(b, lastact, x, y, shift, ctrl);
1148 lasttime = thistime;
1152 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
1153 * into a cooked one (SELECT, EXTEND, PASTE).
1155 Mouse_Button translate_button(Mouse_Button button)
1157 if (button == MBT_LEFT)
1159 if (button == MBT_MIDDLE)
1160 return cfg.mouse_is_xterm ? MBT_PASTE : MBT_EXTEND;
1161 if (button == MBT_RIGHT)
1162 return cfg.mouse_is_xterm ? MBT_EXTEND : MBT_PASTE;
1163 return 0; /* shouldn't happen */
1166 static void show_mouseptr(int show)
1168 static int cursor_visible = 1;
1169 if (!cfg.hide_mouseptr) /* override if this feature disabled */
1171 if (cursor_visible && !show)
1173 else if (!cursor_visible && show)
1175 cursor_visible = show;
1178 static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
1179 WPARAM wParam, LPARAM lParam)
1182 static int ignore_size = FALSE;
1183 static int ignore_clip = FALSE;
1184 static int just_reconfigged = FALSE;
1185 static int resizing = FALSE;
1186 static int need_backend_resize = FALSE;
1187 static int defered_resize = FALSE;
1191 if (pending_netevent)
1192 enact_pending_netevent();
1199 if (cfg.ping_interval > 0) {
1202 if (now - last_movement > cfg.ping_interval) {
1203 back->special(TS_PING);
1204 last_movement = now;
1212 if (!cfg.warn_on_close || session_closed ||
1214 "Are you sure you want to close this session?",
1215 "PuTTY Exit Confirmation",
1216 MB_ICONWARNING | MB_OKCANCEL) == IDOK)
1217 DestroyWindow(hwnd);
1224 switch (wParam & ~0xF) { /* low 4 bits reserved to Windows */
1236 PROCESS_INFORMATION pi;
1237 HANDLE filemap = NULL;
1239 if (wParam == IDM_DUPSESS) {
1241 * Allocate a file-mapping memory chunk for the
1244 SECURITY_ATTRIBUTES sa;
1247 sa.nLength = sizeof(sa);
1248 sa.lpSecurityDescriptor = NULL;
1249 sa.bInheritHandle = TRUE;
1250 filemap = CreateFileMapping((HANDLE) 0xFFFFFFFF,
1253 0, sizeof(Config), NULL);
1255 p = (Config *) MapViewOfFile(filemap,
1257 0, 0, sizeof(Config));
1259 *p = cfg; /* structure copy */
1263 sprintf(c, "putty &%p", filemap);
1265 } else if (wParam == IDM_SAVEDSESS) {
1267 sessions[(lParam - IDM_SAVED_MIN) / 16];
1268 cl = smalloc(16 + strlen(session)); /* 8, but play safe */
1270 cl = NULL; /* not a very important failure mode */
1272 sprintf(cl, "putty @%s", session);
1278 GetModuleFileName(NULL, b, sizeof(b) - 1);
1280 si.lpReserved = NULL;
1281 si.lpDesktop = NULL;
1285 si.lpReserved2 = NULL;
1286 CreateProcess(b, cl, NULL, NULL, TRUE,
1287 NORMAL_PRIORITY_CLASS, NULL, NULL, &si, &pi);
1290 CloseHandle(filemap);
1297 int prev_alwaysontop = cfg.alwaysontop;
1298 int prev_sunken_edge = cfg.sunken_edge;
1299 char oldlogfile[FILENAME_MAX];
1301 int need_setwpos = FALSE;
1302 int old_fwidth, old_fheight;
1304 strcpy(oldlogfile, cfg.logfilename);
1305 oldlogtype = cfg.logtype;
1306 old_fwidth = font_width;
1307 old_fheight = font_height;
1308 GetWindowText(hwnd, cfg.wintitle, sizeof(cfg.wintitle));
1310 if (!do_reconfig(hwnd))
1313 if (strcmp(oldlogfile, cfg.logfilename) ||
1314 oldlogtype != cfg.logtype) {
1315 logfclose(); /* reset logging */
1319 just_reconfigged = TRUE;
1321 bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT;
1322 und_mode = UND_FONT;
1326 * Flush the line discipline's edit buffer in the
1327 * case where local editing has just been disabled.
1329 ldisc_send(NULL, 0);
1337 /* Enable or disable the scroll bar, etc */
1339 LONG nflg, flag = GetWindowLong(hwnd, GWL_STYLE);
1340 LONG nexflag, exflag =
1341 GetWindowLong(hwnd, GWL_EXSTYLE);
1344 if (cfg.alwaysontop != prev_alwaysontop) {
1345 if (cfg.alwaysontop) {
1346 nexflag |= WS_EX_TOPMOST;
1347 SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0,
1348 SWP_NOMOVE | SWP_NOSIZE);
1350 nexflag &= ~(WS_EX_TOPMOST);
1351 SetWindowPos(hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
1352 SWP_NOMOVE | SWP_NOSIZE);
1355 if (cfg.sunken_edge)
1356 nexflag |= WS_EX_CLIENTEDGE;
1358 nexflag &= ~(WS_EX_CLIENTEDGE);
1364 nflg &= ~WS_VSCROLL;
1366 nflg &= ~(WS_THICKFRAME | WS_MAXIMIZEBOX);
1368 nflg |= (WS_THICKFRAME | WS_MAXIMIZEBOX);
1370 if (nflg != flag || nexflag != exflag) {
1374 SetWindowLong(hwnd, GWL_STYLE, nflg);
1375 if (nexflag != exflag)
1376 SetWindowLong(hwnd, GWL_EXSTYLE, nexflag);
1378 SendMessage(hwnd, WM_IGNORE_SIZE, 0, 0);
1380 SetWindowPos(hwnd, NULL, 0, 0, 0, 0,
1381 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1382 SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER
1383 | SWP_FRAMECHANGED);
1385 GetWindowRect(hwnd, &wr);
1386 GetClientRect(hwnd, &cr);
1388 wr.right - wr.left - cr.right + cr.left;
1390 wr.bottom - wr.top - cr.bottom + cr.top;
1391 need_setwpos = TRUE;
1395 if (cfg.height != rows ||
1396 cfg.width != cols ||
1397 old_fwidth != font_width ||
1398 old_fheight != font_height ||
1399 cfg.savelines != savelines ||
1400 cfg.sunken_edge != prev_sunken_edge)
1401 need_setwpos = TRUE;
1403 if (IsZoomed(hwnd)) {
1407 defered_resize = TRUE;
1409 GetClientRect(hwnd, &cr);
1410 w = cr.right - cr.left;
1411 h = cr.bottom - cr.top;
1415 h = h / font_height;
1419 term_size(h, w, cfg.savelines);
1420 InvalidateRect(hwnd, NULL, TRUE);
1423 term_size(cfg.height, cfg.width, cfg.savelines);
1424 InvalidateRect(hwnd, NULL, TRUE);
1426 SetWindowPos(hwnd, NULL, 0, 0,
1427 extra_width + font_width * cfg.width,
1429 font_height * cfg.height,
1430 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1431 SWP_NOMOVE | SWP_NOZORDER);
1435 if (cfg.locksize && IsZoomed(hwnd))
1437 set_title(cfg.wintitle);
1438 if (IsIconic(hwnd)) {
1440 cfg.win_name_always ? window_name :
1455 back->special(TS_AYT);
1458 back->special(TS_BRK);
1461 back->special(TS_SYNCH);
1464 back->special(TS_EC);
1467 back->special(TS_EL);
1470 back->special(TS_GA);
1473 back->special(TS_NOP);
1476 back->special(TS_ABORT);
1479 back->special(TS_AO);
1482 back->special(TS_IP);
1485 back->special(TS_SUSP);
1488 back->special(TS_EOR);
1491 back->special(TS_EOF);
1497 if (wParam >= IDM_SAVED_MIN && wParam <= IDM_SAVED_MAX) {
1498 SendMessage(hwnd, WM_SYSCOMMAND, IDM_SAVEDSESS, wParam);
1503 #define X_POS(l) ((int)(short)LOWORD(l))
1504 #define Y_POS(l) ((int)(short)HIWORD(l))
1506 #define TO_CHR_X(x) (((x)<0 ? (x)-font_width+1 : (x)) / font_width)
1507 #define TO_CHR_Y(y) (((y)<0 ? (y)-font_height+1: (y)) / font_height)
1508 #define WHEEL_DELTA 120
1511 wheel_accumulator += (short) HIWORD(wParam);
1512 wParam = LOWORD(wParam);
1514 /* process events when the threshold is reached */
1515 while (abs(wheel_accumulator) >= WHEEL_DELTA) {
1518 /* reduce amount for next time */
1519 if (wheel_accumulator > 0) {
1521 wheel_accumulator -= WHEEL_DELTA;
1522 } else if (wheel_accumulator < 0) {
1524 wheel_accumulator += WHEEL_DELTA;
1528 if (send_raw_mouse) {
1529 /* send a mouse-down followed by a mouse up */
1532 TO_CHR_X(X_POS(lParam)),
1533 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1534 wParam & MK_CONTROL);
1535 term_mouse(b, MA_RELEASE, TO_CHR_X(X_POS(lParam)),
1536 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1537 wParam & MK_CONTROL);
1539 /* trigger a scroll */
1541 b == MBT_WHEEL_UP ? -rows / 2 : rows / 2);
1546 case WM_LBUTTONDOWN:
1547 case WM_MBUTTONDOWN:
1548 case WM_RBUTTONDOWN:
1555 case WM_LBUTTONDOWN:
1559 case WM_MBUTTONDOWN:
1560 button = MBT_MIDDLE;
1563 case WM_RBUTTONDOWN:
1572 button = MBT_MIDDLE;
1580 button = press = 0; /* shouldn't happen */
1585 TO_CHR_X(X_POS(lParam)), TO_CHR_Y(Y_POS(lParam)),
1586 wParam & MK_SHIFT, wParam & MK_CONTROL);
1589 term_mouse(button, MA_RELEASE,
1590 TO_CHR_X(X_POS(lParam)),
1591 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1592 wParam & MK_CONTROL);
1600 * Add the mouse position and message time to the random
1603 noise_ultralight(lParam);
1605 if (wParam & (MK_LBUTTON | MK_MBUTTON | MK_RBUTTON)) {
1607 if (wParam & MK_LBUTTON)
1609 else if (wParam & MK_MBUTTON)
1613 term_mouse(b, MA_DRAG, TO_CHR_X(X_POS(lParam)),
1614 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1615 wParam & MK_CONTROL);
1618 case WM_NCMOUSEMOVE:
1620 noise_ultralight(lParam);
1622 case WM_IGNORE_CLIP:
1623 ignore_clip = wParam; /* don't panic on DESTROYCLIPBOARD */
1625 case WM_DESTROYCLIPBOARD:
1628 ignore_clip = FALSE;
1634 hdc = BeginPaint(hwnd, &p);
1636 SelectPalette(hdc, pal, TRUE);
1637 RealizePalette(hdc);
1639 term_paint(hdc, p.rcPaint.left, p.rcPaint.top,
1640 p.rcPaint.right, p.rcPaint.bottom);
1641 SelectObject(hdc, GetStockObject(SYSTEM_FONT));
1642 SelectObject(hdc, GetStockObject(WHITE_PEN));
1648 /* Notice we can get multiple netevents, FD_READ, FD_WRITE etc
1649 * but the only one that's likely to try to overload us is FD_READ.
1650 * This means buffering just one is fine.
1652 if (pending_netevent)
1653 enact_pending_netevent();
1655 pending_netevent = TRUE;
1656 pend_netevent_wParam = wParam;
1657 pend_netevent_lParam = lParam;
1658 time(&last_movement);
1662 CreateCaret(hwnd, caretbm, font_width, font_height);
1664 flash_window(0); /* stop */
1676 case WM_IGNORE_SIZE:
1677 ignore_size = TRUE; /* don't panic on next WM_SIZE msg */
1679 case WM_ENTERSIZEMOVE:
1682 need_backend_resize = FALSE;
1684 case WM_EXITSIZEMOVE:
1687 if (need_backend_resize)
1692 int width, height, w, h, ew, eh;
1693 LPRECT r = (LPRECT) lParam;
1695 width = r->right - r->left - extra_width;
1696 height = r->bottom - r->top - extra_height;
1697 w = (width + font_width / 2) / font_width;
1700 h = (height + font_height / 2) / font_height;
1703 UpdateSizeTip(hwnd, w, h);
1704 ew = width - w * font_width;
1705 eh = height - h * font_height;
1707 if (wParam == WMSZ_LEFT ||
1708 wParam == WMSZ_BOTTOMLEFT || wParam == WMSZ_TOPLEFT)
1714 if (wParam == WMSZ_TOP ||
1715 wParam == WMSZ_TOPRIGHT || wParam == WMSZ_TOPLEFT)
1725 /* break; (never reached) */
1727 if (wParam == SIZE_MINIMIZED) {
1729 cfg.win_name_always ? window_name : icon_name);
1732 if (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED)
1733 SetWindowText(hwnd, window_name);
1735 int width, height, w, h;
1736 #if 0 /* we have fixed this using WM_SIZING now */
1740 width = LOWORD(lParam);
1741 height = HIWORD(lParam);
1742 w = width / font_width;
1745 h = height / font_height;
1748 #if 0 /* we have fixed this using WM_SIZING now */
1749 ew = width - w * font_width;
1750 eh = height - h * font_height;
1751 if (ew != 0 || eh != 0) {
1753 GetWindowRect(hwnd, &r);
1754 SendMessage(hwnd, WM_IGNORE_SIZE, 0, 0);
1755 SetWindowPos(hwnd, NULL, 0, 0,
1756 r.right - r.left - ew, r.bottom - r.top - eh,
1757 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER);
1760 if (w != cols || h != rows || just_reconfigged) {
1762 term_size(h, w, cfg.savelines);
1764 * Don't call back->size in mid-resize. (To prevent
1765 * massive numbers of resize events getting sent
1766 * down the connection during an NT opaque drag.)
1771 need_backend_resize = TRUE;
1775 just_reconfigged = FALSE;
1778 if (wParam == SIZE_RESTORED && defered_resize) {
1779 defered_resize = FALSE;
1780 SetWindowPos(hwnd, NULL, 0, 0,
1781 extra_width + font_width * cfg.width,
1782 extra_height + font_height * cfg.height,
1783 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1784 SWP_NOMOVE | SWP_NOZORDER);
1786 ignore_size = FALSE;
1789 switch (LOWORD(wParam)) {
1803 term_scroll(0, +rows / 2);
1806 term_scroll(0, -rows / 2);
1808 case SB_THUMBPOSITION:
1810 term_scroll(1, HIWORD(wParam));
1814 case WM_PALETTECHANGED:
1815 if ((HWND) wParam != hwnd && pal != NULL) {
1816 HDC hdc = get_ctx();
1818 if (RealizePalette(hdc) > 0)
1824 case WM_QUERYNEWPALETTE:
1826 HDC hdc = get_ctx();
1828 if (RealizePalette(hdc) > 0)
1840 * Add the scan code and keypress timing to the random
1843 noise_ultralight(lParam);
1846 * We don't do TranslateMessage since it disassociates the
1847 * resulting CHAR message from the KEYDOWN that sparked it,
1848 * which we occasionally don't want. Instead, we process
1849 * KEYDOWN, and call the Win32 translator functions so that
1850 * we get the translations under _our_ control.
1853 unsigned char buf[20];
1856 if (wParam == VK_PROCESSKEY) {
1859 m.message = WM_KEYDOWN;
1861 m.lParam = lParam & 0xdfff;
1862 TranslateMessage(&m);
1864 len = TranslateKey(message, wParam, lParam, buf);
1866 return DefWindowProc(hwnd, message, wParam, lParam);
1870 * We need not bother about stdin backlogs
1871 * here, because in GUI PuTTY we can't do
1872 * anything about it anyway; there's no means
1873 * of asking Windows to hold off on KEYDOWN
1874 * messages. We _have_ to buffer everything
1877 ldisc_send(buf, len);
1883 case WM_INPUTLANGCHANGE:
1885 /* wParam == Font number */
1886 /* lParam == Locale */
1888 HKL NewInputLocale = (HKL) lParam;
1890 // lParam == GetKeyboardLayout(0);
1892 GetLocaleInfo(LOWORD(NewInputLocale),
1893 LOCALE_IDEFAULTANSICODEPAGE, lbuf, sizeof(lbuf));
1895 kbd_codepage = atoi(lbuf);
1898 case WM_IME_COMPOSITION:
1904 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS ||
1905 osVersion.dwPlatformId == VER_PLATFORM_WIN32s) break; /* no Unicode */
1907 if ((lParam & GCS_RESULTSTR) == 0) /* Composition unfinished. */
1908 break; /* fall back to DefWindowProc */
1910 hIMC = ImmGetContext(hwnd);
1911 n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, NULL, 0);
1914 buff = (char*) smalloc(n);
1915 ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, buff, n);
1916 luni_send((unsigned short *)buff, n / 2);
1919 ImmReleaseContext(hwnd, hIMC);
1924 if (wParam & 0xFF00) {
1925 unsigned char buf[2];
1928 buf[0] = wParam >> 8;
1929 lpage_send(kbd_codepage, buf, 2);
1931 char c = (unsigned char) wParam;
1932 lpage_send(kbd_codepage, &c, 1);
1938 * Nevertheless, we are prepared to deal with WM_CHAR
1939 * messages, should they crop up. So if someone wants to
1940 * post the things to us as part of a macro manoeuvre,
1941 * we're ready to cope.
1944 char c = (unsigned char)wParam;
1945 lpage_send(CP_ACP, &c, 1);
1949 if (send_raw_mouse) {
1950 SetCursor(LoadCursor(NULL, IDC_ARROW));
1955 return DefWindowProc(hwnd, message, wParam, lParam);
1959 * Move the system caret. (We maintain one, even though it's
1960 * invisible, for the benefit of blind people: apparently some
1961 * helper software tracks the system caret, so we should arrange to
1964 void sys_cursor(int x, int y)
1969 if (!has_focus) return;
1971 SetCaretPos(x * font_width, y * font_height);
1973 /* IMM calls on Win98 and beyond only */
1974 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32s) return; /* 3.11 */
1976 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS &&
1977 osVersion.dwMinorVersion == 0) return; /* 95 */
1979 /* we should have the IMM functions */
1980 hIMC = ImmGetContext(hwnd);
1981 cf.dwStyle = CFS_POINT;
1982 cf.ptCurrentPos.x = x * font_width;
1983 cf.ptCurrentPos.y = y * font_height;
1984 ImmSetCompositionWindow(hIMC, &cf);
1986 ImmReleaseContext(hwnd, hIMC);
1990 * Draw a line of text in the window, at given character
1991 * coordinates, in given attributes.
1993 * We are allowed to fiddle with the contents of `text'.
1995 void do_text(Context ctx, int x, int y, char *text, int len,
1996 unsigned long attr, int lattr)
1999 int nfg, nbg, nfont;
2002 int force_manual_underline = 0;
2003 int fnt_width = font_width * (1 + (lattr != LATTR_NORM));
2004 int char_width = fnt_width;
2005 int text_adjust = 0;
2006 static int *IpDx = 0, IpDxLEN = 0;
2008 if (attr & ATTR_WIDE)
2011 if (len > IpDxLEN || IpDx[0] != char_width) {
2013 if (len > IpDxLEN) {
2015 IpDx = smalloc((len + 16) * sizeof(int));
2016 IpDxLEN = (len + 16);
2018 for (i = 0; i < IpDxLEN; i++)
2019 IpDx[i] = char_width;
2025 if ((attr & TATTR_ACTCURS) && (cfg.cursor_type == 0 || big_cursor)) {
2026 attr &= ATTR_CUR_AND | (bold_mode != BOLD_COLOURS ? ATTR_BOLD : 0);
2027 attr ^= ATTR_CUR_XOR;
2031 if (cfg.vtmode == VT_POORMAN && lattr != LATTR_NORM) {
2032 /* Assume a poorman font is borken in other ways too. */
2042 nfont |= FONT_WIDE + FONT_HIGH;
2046 /* Special hack for the VT100 linedraw glyphs. */
2047 if ((attr & CSET_MASK) == 0x2300) {
2048 if (!dbcs_screenfont &&
2049 text[0] >= (char) 0xBA && text[0] <= (char) 0xBD) {
2050 switch ((unsigned char) (text[0])) {
2052 text_adjust = -2 * font_height / 5;
2055 text_adjust = -1 * font_height / 5;
2058 text_adjust = font_height / 5;
2061 text_adjust = 2 * font_height / 5;
2064 if (lattr == LATTR_TOP || lattr == LATTR_BOT)
2067 text[0] = (char) (unitab_xterm['q'] & CHAR_MASK);
2068 attr |= (unitab_xterm['q'] & CSET_MASK);
2069 if (attr & ATTR_UNDER) {
2070 attr &= ~ATTR_UNDER;
2071 force_manual_underline = 1;
2076 /* Anything left as an original character set is unprintable. */
2077 if (DIRECT_CHAR(attr)) {
2080 memset(text, 0xFF, len);
2084 if ((attr & CSET_MASK) == ATTR_OEMCP)
2087 nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
2088 nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
2089 if (bold_mode == BOLD_FONT && (attr & ATTR_BOLD))
2091 if (und_mode == UND_FONT && (attr & ATTR_UNDER))
2092 nfont |= FONT_UNDERLINE;
2093 another_font(nfont);
2094 if (!fonts[nfont]) {
2095 if (nfont & FONT_UNDERLINE)
2096 force_manual_underline = 1;
2097 /* Don't do the same for manual bold, it could be bad news. */
2099 nfont &= ~(FONT_BOLD | FONT_UNDERLINE);
2101 another_font(nfont);
2103 nfont = FONT_NORMAL;
2104 if (attr & ATTR_REVERSE) {
2109 if (bold_mode == BOLD_COLOURS && (attr & ATTR_BOLD))
2111 if (bold_mode == BOLD_COLOURS && (attr & ATTR_BLINK))
2115 SelectObject(hdc, fonts[nfont]);
2116 SetTextColor(hdc, fg);
2117 SetBkColor(hdc, bg);
2118 SetBkMode(hdc, OPAQUE);
2121 line_box.right = x + char_width * len;
2122 line_box.bottom = y + font_height;
2124 /* We're using a private area for direct to font. (512 chars.) */
2125 if (dbcs_screenfont && (attr & CSET_MASK) == ATTR_ACP) {
2126 /* Ho Hum, dbcs fonts are a PITA! */
2127 /* To display on W9x I have to convert to UCS */
2128 static wchar_t *uni_buf = 0;
2129 static int uni_len = 0;
2131 if (len > uni_len) {
2133 uni_buf = smalloc((uni_len = len) * sizeof(wchar_t));
2135 nlen = MultiByteToWideChar(font_codepage, MB_USEGLYPHCHARS,
2136 text, len, uni_buf, uni_len);
2142 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2143 ETO_CLIPPED | ETO_OPAQUE, &line_box, uni_buf, nlen, 0);
2144 if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) {
2145 SetBkMode(hdc, TRANSPARENT);
2146 ExtTextOutW(hdc, x - 1,
2147 y - font_height * (lattr ==
2148 LATTR_BOT) + text_adjust,
2149 ETO_CLIPPED, &line_box, uni_buf, nlen, 0);
2151 } else if (DIRECT_FONT(attr)) {
2153 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2154 ETO_CLIPPED | ETO_OPAQUE, &line_box, text, len, IpDx);
2155 if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) {
2156 SetBkMode(hdc, TRANSPARENT);
2158 /* GRR: This draws the character outside it's box and can leave
2159 * 'droppings' even with the clip box! I suppose I could loop it
2160 * one character at a time ... yuk.
2162 * Or ... I could do a test print with "W", and use +1 or -1 for this
2163 * shift depending on if the leftmost column is blank...
2165 ExtTextOut(hdc, x - 1,
2166 y - font_height * (lattr ==
2167 LATTR_BOT) + text_adjust,
2168 ETO_CLIPPED, &line_box, text, len, IpDx);
2171 /* And 'normal' unicode characters */
2172 static WCHAR *wbuf = NULL;
2173 static int wlen = 0;
2178 wbuf = smalloc(wlen * sizeof(WCHAR));
2180 for (i = 0; i < len; i++)
2181 wbuf[i] = (WCHAR) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
2184 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2185 ETO_CLIPPED | ETO_OPAQUE, &line_box, wbuf, len, IpDx);
2187 /* And the shadow bold hack. */
2188 if (bold_mode == BOLD_SHADOW) {
2189 SetBkMode(hdc, TRANSPARENT);
2190 ExtTextOutW(hdc, x - 1,
2191 y - font_height * (lattr ==
2192 LATTR_BOT) + text_adjust,
2193 ETO_CLIPPED, &line_box, wbuf, len, IpDx);
2196 if (lattr != LATTR_TOP && (force_manual_underline ||
2197 (und_mode == UND_LINE
2198 && (attr & ATTR_UNDER)))) {
2201 if (lattr == LATTR_BOT)
2202 dec = dec * 2 - font_height;
2204 oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, fg));
2205 MoveToEx(hdc, x, y + dec, NULL);
2206 LineTo(hdc, x + len * char_width, y + dec);
2207 oldpen = SelectObject(hdc, oldpen);
2208 DeleteObject(oldpen);
2212 void do_cursor(Context ctx, int x, int y, char *text, int len,
2213 unsigned long attr, int lattr)
2219 int ctype = cfg.cursor_type;
2221 if ((attr & TATTR_ACTCURS) && (ctype == 0 || big_cursor)) {
2222 if (((attr & CSET_MASK) | (unsigned char) *text) != UCSWIDE) {
2223 do_text(ctx, x, y, text, len, attr, lattr);
2227 attr |= TATTR_RIGHTCURS;
2230 fnt_width = char_width = font_width * (1 + (lattr != LATTR_NORM));
2231 if (attr & ATTR_WIDE)
2236 if ((attr & TATTR_PASCURS) && (ctype == 0 || big_cursor)) {
2239 pts[0].x = pts[1].x = pts[4].x = x;
2240 pts[2].x = pts[3].x = x + char_width - 1;
2241 pts[0].y = pts[3].y = pts[4].y = y;
2242 pts[1].y = pts[2].y = y + font_height - 1;
2243 oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
2244 Polyline(hdc, pts, 5);
2245 oldpen = SelectObject(hdc, oldpen);
2246 DeleteObject(oldpen);
2247 } else if ((attr & (TATTR_ACTCURS | TATTR_PASCURS)) && ctype != 0) {
2248 int startx, starty, dx, dy, length, i;
2251 starty = y + descent;
2254 length = char_width;
2257 if (attr & TATTR_RIGHTCURS)
2258 xadjust = char_width - 1;
2259 startx = x + xadjust;
2263 length = font_height;
2265 if (attr & TATTR_ACTCURS) {
2268 SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
2269 MoveToEx(hdc, startx, starty, NULL);
2270 LineTo(hdc, startx + dx * length, starty + dy * length);
2271 oldpen = SelectObject(hdc, oldpen);
2272 DeleteObject(oldpen);
2274 for (i = 0; i < length; i++) {
2276 SetPixel(hdc, startx, starty, colours[23]);
2286 * Translate a WM_(SYS)?KEY(UP|DOWN) message into a string of ASCII
2287 * codes. Returns number of bytes used or zero to drop the message
2288 * or -1 to forward the message to windows.
2290 static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
2291 unsigned char *output)
2294 int scan, left_alt = 0, key_down, shift_state;
2296 unsigned char *p = output;
2297 static int alt_state = 0;
2298 static int alt_sum = 0;
2300 HKL kbd_layout = GetKeyboardLayout(0);
2302 static WORD keys[3];
2303 static int compose_char = 0;
2304 static WPARAM compose_key = 0;
2306 r = GetKeyboardState(keystate);
2308 memset(keystate, 0, sizeof(keystate));
2311 #define SHOW_TOASCII_RESULT
2312 { /* Tell us all about key events */
2313 static BYTE oldstate[256];
2314 static int first = 1;
2318 memcpy(oldstate, keystate, sizeof(oldstate));
2321 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT) {
2323 } else if ((HIWORD(lParam) & KF_UP)
2324 && scan == (HIWORD(lParam) & 0xFF)) {
2328 if (wParam >= VK_F1 && wParam <= VK_F20)
2329 debug(("K_F%d", wParam + 1 - VK_F1));
2342 debug(("VK_%02x", wParam));
2344 if (message == WM_SYSKEYDOWN || message == WM_SYSKEYUP)
2346 debug((", S%02x", scan = (HIWORD(lParam) & 0xFF)));
2348 ch = MapVirtualKeyEx(wParam, 2, kbd_layout);
2349 if (ch >= ' ' && ch <= '~')
2350 debug((", '%c'", ch));
2352 debug((", $%02x", ch));
2355 debug((", KB0=%02x", keys[0]));
2357 debug((", KB1=%02x", keys[1]));
2359 debug((", KB2=%02x", keys[2]));
2361 if ((keystate[VK_SHIFT] & 0x80) != 0)
2363 if ((keystate[VK_CONTROL] & 0x80) != 0)
2365 if ((HIWORD(lParam) & KF_EXTENDED))
2367 if ((HIWORD(lParam) & KF_UP))
2371 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT);
2372 else if ((HIWORD(lParam) & KF_UP))
2373 oldstate[wParam & 0xFF] ^= 0x80;
2375 oldstate[wParam & 0xFF] ^= 0x81;
2377 for (ch = 0; ch < 256; ch++)
2378 if (oldstate[ch] != keystate[ch])
2379 debug((", M%02x=%02x", ch, keystate[ch]));
2381 memcpy(oldstate, keystate, sizeof(oldstate));
2385 if (wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED)) {
2386 keystate[VK_RMENU] = keystate[VK_MENU];
2390 /* Nastyness with NUMLock - Shift-NUMLock is left alone though */
2391 if ((cfg.funky_type == 3 ||
2392 (cfg.funky_type <= 1 && app_keypad_keys && !cfg.no_applic_k))
2393 && wParam == VK_NUMLOCK && !(keystate[VK_SHIFT] & 0x80)) {
2395 wParam = VK_EXECUTE;
2397 /* UnToggle NUMLock */
2398 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == 0)
2399 keystate[VK_NUMLOCK] ^= 1;
2402 /* And write back the 'adjusted' state */
2403 SetKeyboardState(keystate);
2406 /* Disable Auto repeat if required */
2407 if (repeat_off && (HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT)
2410 if ((HIWORD(lParam) & KF_ALTDOWN) && (keystate[VK_RMENU] & 0x80) == 0)
2413 key_down = ((HIWORD(lParam) & KF_UP) == 0);
2415 /* Make sure Ctrl-ALT is not the same as AltGr for ToAscii unless told. */
2416 if (left_alt && (keystate[VK_CONTROL] & 0x80)) {
2417 if (cfg.ctrlaltkeys)
2418 keystate[VK_MENU] = 0;
2420 keystate[VK_RMENU] = 0x80;
2425 scan = (HIWORD(lParam) & (KF_UP | KF_EXTENDED | 0xFF));
2426 shift_state = ((keystate[VK_SHIFT] & 0x80) != 0)
2427 + ((keystate[VK_CONTROL] & 0x80) != 0) * 2;
2429 /* Note if AltGr was pressed and if it was used as a compose key */
2430 if (!compose_state) {
2431 compose_key = 0x100;
2432 if (cfg.compose_key) {
2433 if (wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED))
2434 compose_key = wParam;
2436 if (wParam == VK_APPS)
2437 compose_key = wParam;
2440 if (wParam == compose_key) {
2441 if (compose_state == 0
2442 && (HIWORD(lParam) & (KF_UP | KF_REPEAT)) == 0) compose_state =
2444 else if (compose_state == 1 && (HIWORD(lParam) & KF_UP))
2448 } else if (compose_state == 1 && wParam != VK_CONTROL)
2452 * Record that we pressed key so the scroll window can be reset, but
2453 * be careful to avoid Shift-UP/Down
2455 if (wParam != VK_SHIFT && wParam != VK_PRIOR && wParam != VK_NEXT) {
2459 /* Make sure we're not pasting */
2463 if (compose_state > 1 && left_alt)
2466 /* Sanitize the number pad if not using a PC NumPad */
2467 if (left_alt || (app_keypad_keys && !cfg.no_applic_k
2468 && cfg.funky_type != 2)
2469 || cfg.funky_type == 3 || cfg.nethack_keypad || compose_state) {
2470 if ((HIWORD(lParam) & KF_EXTENDED) == 0) {
2474 nParam = VK_NUMPAD0;
2477 nParam = VK_NUMPAD1;
2480 nParam = VK_NUMPAD2;
2483 nParam = VK_NUMPAD3;
2486 nParam = VK_NUMPAD4;
2489 nParam = VK_NUMPAD5;
2492 nParam = VK_NUMPAD6;
2495 nParam = VK_NUMPAD7;
2498 nParam = VK_NUMPAD8;
2501 nParam = VK_NUMPAD9;
2504 nParam = VK_DECIMAL;
2508 if (keystate[VK_NUMLOCK] & 1)
2515 /* If a key is pressed and AltGr is not active */
2516 if (key_down && (keystate[VK_RMENU] & 0x80) == 0 && !compose_state) {
2517 /* Okay, prepare for most alts then ... */
2521 /* Lets see if it's a pattern we know all about ... */
2522 if (wParam == VK_PRIOR && shift_state == 1) {
2523 SendMessage(hwnd, WM_VSCROLL, SB_PAGEUP, 0);
2526 if (wParam == VK_NEXT && shift_state == 1) {
2527 SendMessage(hwnd, WM_VSCROLL, SB_PAGEDOWN, 0);
2530 if (wParam == VK_INSERT && shift_state == 1) {
2534 if (left_alt && wParam == VK_F4 && cfg.alt_f4) {
2537 if (left_alt && wParam == VK_SPACE && cfg.alt_space) {
2539 PostMessage(hwnd, WM_CHAR, ' ', 0);
2540 SendMessage(hwnd, WM_SYSCOMMAND, SC_KEYMENU, 0);
2543 /* Control-Numlock for app-keypad mode switch */
2544 if (wParam == VK_PAUSE && shift_state == 2) {
2545 app_keypad_keys ^= 1;
2549 /* Nethack keypad */
2550 if (cfg.nethack_keypad && !left_alt) {
2553 *p++ = shift_state ? 'B' : 'b';
2556 *p++ = shift_state ? 'J' : 'j';
2559 *p++ = shift_state ? 'N' : 'n';
2562 *p++ = shift_state ? 'H' : 'h';
2565 *p++ = shift_state ? '.' : '.';
2568 *p++ = shift_state ? 'L' : 'l';
2571 *p++ = shift_state ? 'Y' : 'y';
2574 *p++ = shift_state ? 'K' : 'k';
2577 *p++ = shift_state ? 'U' : 'u';
2582 /* Application Keypad */
2586 if (cfg.funky_type == 3 ||
2587 (cfg.funky_type <= 1 &&
2588 app_keypad_keys && !cfg.no_applic_k)) switch (wParam) {
2602 if (app_keypad_keys && !cfg.no_applic_k)
2639 if (cfg.funky_type == 2) {
2644 } else if (shift_state)
2651 if (cfg.funky_type == 2)
2655 if (cfg.funky_type == 2)
2659 if (cfg.funky_type == 2)
2664 if (HIWORD(lParam) & KF_EXTENDED)
2670 if (xkey >= 'P' && xkey <= 'S')
2671 p += sprintf((char *) p, "\x1B%c", xkey);
2673 p += sprintf((char *) p, "\x1B?%c", xkey);
2675 p += sprintf((char *) p, "\x1BO%c", xkey);
2680 if (wParam == VK_BACK && shift_state == 0) { /* Backspace */
2681 *p++ = (cfg.bksp_is_delete ? 0x7F : 0x08);
2685 if (wParam == VK_TAB && shift_state == 1) { /* Shift tab */
2691 if (wParam == VK_SPACE && shift_state == 2) { /* Ctrl-Space */
2695 if (wParam == VK_SPACE && shift_state == 3) { /* Ctrl-Shift-Space */
2699 if (wParam == VK_CANCEL && shift_state == 2) { /* Ctrl-Break */
2704 if (wParam == VK_PAUSE) { /* Break/Pause */
2709 /* Control-2 to Control-8 are special */
2710 if (shift_state == 2 && wParam >= '2' && wParam <= '8') {
2711 *p++ = "\000\033\034\035\036\037\177"[wParam - '2'];
2714 if (shift_state == 2 && wParam == 0xBD) {
2718 if (shift_state == 2 && wParam == 0xDF) {
2722 if (shift_state == 0 && wParam == VK_RETURN && cr_lf_return) {
2729 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
2730 * for integer decimal nn.)
2732 * We also deal with the weird ones here. Linux VCs replace F1
2733 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
2734 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
2740 code = (keystate[VK_SHIFT] & 0x80 ? 23 : 11);
2743 code = (keystate[VK_SHIFT] & 0x80 ? 24 : 12);
2746 code = (keystate[VK_SHIFT] & 0x80 ? 25 : 13);
2749 code = (keystate[VK_SHIFT] & 0x80 ? 26 : 14);
2752 code = (keystate[VK_SHIFT] & 0x80 ? 28 : 15);
2755 code = (keystate[VK_SHIFT] & 0x80 ? 29 : 17);
2758 code = (keystate[VK_SHIFT] & 0x80 ? 31 : 18);
2761 code = (keystate[VK_SHIFT] & 0x80 ? 32 : 19);
2764 code = (keystate[VK_SHIFT] & 0x80 ? 33 : 20);
2767 code = (keystate[VK_SHIFT] & 0x80 ? 34 : 21);
2818 /* Reorder edit keys to physical order */
2819 if (cfg.funky_type == 3 && code <= 6)
2820 code = "\0\2\1\4\5\3\6"[code];
2822 if (vt52_mode && code > 0 && code <= 6) {
2823 p += sprintf((char *) p, "\x1B%c", " HLMEIG"[code]);
2827 if (cfg.funky_type == 5 && /* SCO function keys */
2828 code >= 11 && code <= 34) {
2829 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
2832 case VK_F1: index = 0; break;
2833 case VK_F2: index = 1; break;
2834 case VK_F3: index = 2; break;
2835 case VK_F4: index = 3; break;
2836 case VK_F5: index = 4; break;
2837 case VK_F6: index = 5; break;
2838 case VK_F7: index = 6; break;
2839 case VK_F8: index = 7; break;
2840 case VK_F9: index = 8; break;
2841 case VK_F10: index = 9; break;
2842 case VK_F11: index = 10; break;
2843 case VK_F12: index = 11; break;
2845 if (keystate[VK_SHIFT] & 0x80) index += 12;
2846 if (keystate[VK_CONTROL] & 0x80) index += 24;
2847 p += sprintf((char *) p, "\x1B[%c", codes[index]);
2850 if (cfg.funky_type == 5 && /* SCO small keypad */
2851 code >= 1 && code <= 6) {
2852 char codes[] = "HL.FIG";
2856 p += sprintf((char *) p, "\x1B[%c", codes[code-1]);
2860 if ((vt52_mode || cfg.funky_type == 4) && code >= 11 && code <= 24) {
2867 p += sprintf((char *) p, "\x1B%c", code + 'P' - 11 - offt);
2870 sprintf((char *) p, "\x1BO%c", code + 'P' - 11 - offt);
2873 if (cfg.funky_type == 1 && code >= 11 && code <= 15) {
2874 p += sprintf((char *) p, "\x1B[[%c", code + 'A' - 11);
2877 if (cfg.funky_type == 2 && code >= 11 && code <= 14) {
2879 p += sprintf((char *) p, "\x1B%c", code + 'P' - 11);
2881 p += sprintf((char *) p, "\x1BO%c", code + 'P' - 11);
2884 if (cfg.rxvt_homeend && (code == 1 || code == 4)) {
2885 p += sprintf((char *) p, code == 1 ? "\x1B[H" : "\x1BOw");
2889 p += sprintf((char *) p, "\x1B[%d~", code);
2894 * Now the remaining keys (arrows and Keypad 5. Keypad 5 for
2895 * some reason seems to send VK_CLEAR to Windows...).
2918 p += sprintf((char *) p, "\x1B%c", xkey);
2920 int app_flg = (app_cursor_keys && !cfg.no_applic_c);
2921 /* VT100 & VT102 manuals both state the app cursor keys
2922 * only work if the app keypad is on.
2924 if (!app_keypad_keys)
2926 /* Useful mapping of Ctrl-arrows */
2927 if (shift_state == 2)
2931 p += sprintf((char *) p, "\x1BO%c", xkey);
2933 p += sprintf((char *) p, "\x1B[%c", xkey);
2940 * Finally, deal with Return ourselves. (Win95 seems to
2941 * foul it up when Alt is pressed, for some reason.)
2943 if (wParam == VK_RETURN) { /* Return */
2949 if (left_alt && wParam >= VK_NUMPAD0 && wParam <= VK_NUMPAD9)
2950 alt_sum = alt_sum * 10 + wParam - VK_NUMPAD0;
2955 /* Okay we've done everything interesting; let windows deal with
2956 * the boring stuff */
2958 r = ToAsciiEx(wParam, scan, keystate, keys, 0, kbd_layout);
2959 #ifdef SHOW_TOASCII_RESULT
2960 if (r == 1 && !key_down) {
2962 if (in_utf || dbcs_screenfont)
2963 debug((", (U+%04x)", alt_sum));
2965 debug((", LCH(%d)", alt_sum));
2967 debug((", ACH(%d)", keys[0]));
2972 for (r1 = 0; r1 < r; r1++) {
2973 debug(("%s%d", r1 ? "," : "", keys[r1]));
2981 for (i = 0; i < r; i++) {
2982 unsigned char ch = (unsigned char) keys[i];
2984 if (compose_state == 2 && (ch & 0x80) == 0 && ch > ' ') {
2989 if (compose_state == 3 && (ch & 0x80) == 0 && ch > ' ') {
2993 if ((nc = check_compose(compose_char, ch)) == -1) {
2994 MessageBeep(MB_ICONHAND);
2998 luni_send(&keybuf, 1);
3006 if (in_utf || dbcs_screenfont) {
3008 luni_send(&keybuf, 1);
3010 ch = (char) alt_sum;
3012 * We need not bother about stdin
3013 * backlogs here, because in GUI PuTTY
3014 * we can't do anything about it
3015 * anyway; there's no means of asking
3016 * Windows to hold off on KEYDOWN
3017 * messages. We _have_ to buffer
3018 * everything we're sent.
3024 lpage_send(kbd_codepage, &ch, 1);
3026 static char cbuf[] = "\033 ";
3028 lpage_send(kbd_codepage, cbuf + !left_alt,
3034 /* This is so the ALT-Numpad and dead keys work correctly. */
3039 /* If we're definitly not building up an ALT-54321 then clear it */
3042 /* If we will be using alt_sum fix the 256s */
3043 else if (keys[0] && (in_utf || dbcs_screenfont))
3047 /* ALT alone may or may not want to bring up the System menu */
3048 if (wParam == VK_MENU) {
3050 if (message == WM_SYSKEYDOWN)
3052 else if (message == WM_SYSKEYUP && alt_state)
3053 PostMessage(hwnd, WM_CHAR, ' ', 0);
3054 if (message == WM_SYSKEYUP)
3064 void set_title(char *title)
3067 window_name = smalloc(1 + strlen(title));
3068 strcpy(window_name, title);
3069 if (cfg.win_name_always || !IsIconic(hwnd))
3070 SetWindowText(hwnd, title);
3073 void set_icon(char *title)
3076 icon_name = smalloc(1 + strlen(title));
3077 strcpy(icon_name, title);
3078 if (!cfg.win_name_always && IsIconic(hwnd))
3079 SetWindowText(hwnd, title);
3082 void set_sbar(int total, int start, int page)
3089 si.cbSize = sizeof(si);
3090 si.fMask = SIF_ALL | SIF_DISABLENOSCROLL;
3092 si.nMax = total - 1;
3096 SetScrollInfo(hwnd, SB_VERT, &si, TRUE);
3099 Context get_ctx(void)
3105 SelectPalette(hdc, pal, FALSE);
3111 void free_ctx(Context ctx)
3113 SelectPalette(ctx, GetStockObject(DEFAULT_PALETTE), FALSE);
3114 ReleaseDC(hwnd, ctx);
3117 static void real_palette_set(int n, int r, int g, int b)
3120 logpal->palPalEntry[n].peRed = r;
3121 logpal->palPalEntry[n].peGreen = g;
3122 logpal->palPalEntry[n].peBlue = b;
3123 logpal->palPalEntry[n].peFlags = PC_NOCOLLAPSE;
3124 colours[n] = PALETTERGB(r, g, b);
3125 SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
3127 colours[n] = RGB(r, g, b);
3130 void palette_set(int n, int r, int g, int b)
3132 static const int first[21] = {
3133 0, 2, 4, 6, 8, 10, 12, 14,
3134 1, 3, 5, 7, 9, 11, 13, 15,
3137 real_palette_set(first[n], r, g, b);
3139 real_palette_set(first[n] + 1, r, g, b);
3141 HDC hdc = get_ctx();
3142 UnrealizeObject(pal);
3143 RealizePalette(hdc);
3148 void palette_reset(void)
3152 for (i = 0; i < NCOLOURS; i++) {
3154 logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
3155 logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
3156 logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
3157 logpal->palPalEntry[i].peFlags = 0;
3158 colours[i] = PALETTERGB(defpal[i].rgbtRed,
3159 defpal[i].rgbtGreen,
3160 defpal[i].rgbtBlue);
3162 colours[i] = RGB(defpal[i].rgbtRed,
3163 defpal[i].rgbtGreen, defpal[i].rgbtBlue);
3168 SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
3170 RealizePalette(hdc);
3175 void write_aclip(char *data, int len, int must_deselect)
3180 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len + 1);
3183 lock = GlobalLock(clipdata);
3186 memcpy(lock, data, len);
3187 ((unsigned char *) lock)[len] = 0;
3188 GlobalUnlock(clipdata);
3191 SendMessage(hwnd, WM_IGNORE_CLIP, TRUE, 0);
3193 if (OpenClipboard(hwnd)) {
3195 SetClipboardData(CF_TEXT, clipdata);
3198 GlobalFree(clipdata);
3201 SendMessage(hwnd, WM_IGNORE_CLIP, FALSE, 0);
3205 * Note: unlike write_aclip() this will not append a nul.
3207 void write_clip(wchar_t * data, int len, int must_deselect)
3214 len2 = WideCharToMultiByte(CP_ACP, 0, data, len, 0, 0, NULL, NULL);
3216 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE,
3217 len * sizeof(wchar_t));
3218 clipdata2 = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len2);
3220 if (!clipdata || !clipdata2) {
3222 GlobalFree(clipdata);
3224 GlobalFree(clipdata2);
3227 if (!(lock = GlobalLock(clipdata)))
3229 if (!(lock2 = GlobalLock(clipdata2)))
3232 memcpy(lock, data, len * sizeof(wchar_t));
3233 WideCharToMultiByte(CP_ACP, 0, data, len, lock2, len2, NULL, NULL);
3235 GlobalUnlock(clipdata);
3236 GlobalUnlock(clipdata2);
3239 SendMessage(hwnd, WM_IGNORE_CLIP, TRUE, 0);
3241 if (OpenClipboard(hwnd)) {
3243 SetClipboardData(CF_UNICODETEXT, clipdata);
3244 SetClipboardData(CF_TEXT, clipdata2);
3247 GlobalFree(clipdata);
3248 GlobalFree(clipdata2);
3252 SendMessage(hwnd, WM_IGNORE_CLIP, FALSE, 0);
3255 void get_clip(wchar_t ** p, int *len)
3257 static HGLOBAL clipdata = NULL;
3258 static wchar_t *converted = 0;
3267 GlobalUnlock(clipdata);
3270 } else if (OpenClipboard(NULL)) {
3271 if ((clipdata = GetClipboardData(CF_UNICODETEXT))) {
3273 *p = GlobalLock(clipdata);
3275 for (p2 = *p; *p2; p2++);
3279 } else if ( (clipdata = GetClipboardData(CF_TEXT)) ) {
3283 s = GlobalLock(clipdata);
3284 i = MultiByteToWideChar(CP_ACP, 0, s, strlen(s) + 1, 0, 0);
3285 *p = converted = smalloc(i * sizeof(wchar_t));
3286 MultiByteToWideChar(CP_ACP, 0, s, strlen(s) + 1, converted, i);
3299 * Move `lines' lines from position `from' to position `to' in the
3302 void optimised_move(int to, int from, int lines)
3307 min = (to < from ? to : from);
3308 max = to + from - min;
3311 r.right = cols * font_width;
3312 r.top = min * font_height;
3313 r.bottom = (max + lines) * font_height;
3314 ScrollWindow(hwnd, 0, (to - from) * font_height, &r, &r);
3319 * Print a message box and perform a fatal exit.
3321 void fatalbox(char *fmt, ...)
3327 vsprintf(stuff, fmt, ap);
3329 MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK);
3334 * Manage window caption / taskbar flashing, if enabled.
3335 * 0 = stop, 1 = maintain, 2 = start
3337 static void flash_window(int mode)
3339 static long last_flash = 0;
3340 static int flashing = 0;
3341 if ((mode == 0) || (cfg.beep_ind == B_IND_DISABLED)) {
3344 FlashWindow(hwnd, FALSE);
3348 } else if (mode == 2) {
3351 last_flash = GetTickCount();
3353 FlashWindow(hwnd, TRUE);
3356 } else if ((mode == 1) && (cfg.beep_ind == B_IND_FLASH)) {
3359 long now = GetTickCount();
3360 long fdiff = now - last_flash;
3361 if (fdiff < 0 || fdiff > 450) {
3363 FlashWindow(hwnd, TRUE); /* toggle */
3374 if (mode == BELL_DEFAULT) {
3376 * For MessageBeep style bells, we want to be careful of
3377 * timing, because they don't have the nice property of
3378 * PlaySound bells that each one cancels the previous
3379 * active one. So we limit the rate to one per 50ms or so.
3381 static long lastbeep = 0;
3384 beepdiff = GetTickCount() - lastbeep;
3385 if (beepdiff >= 0 && beepdiff < 50)
3389 * The above MessageBeep call takes time, so we record the
3390 * time _after_ it finishes rather than before it starts.
3392 lastbeep = GetTickCount();
3393 } else if (mode == BELL_WAVEFILE) {
3394 if (!PlaySound(cfg.bell_wavefile, NULL, SND_ASYNC | SND_FILENAME)) {
3395 char buf[sizeof(cfg.bell_wavefile) + 80];
3396 sprintf(buf, "Unable to play sound file\n%s\n"
3397 "Using default sound instead", cfg.bell_wavefile);
3398 MessageBox(hwnd, buf, "PuTTY Sound Error",
3399 MB_OK | MB_ICONEXCLAMATION);
3400 cfg.beep = BELL_DEFAULT;
3403 /* Otherwise, either visual bell or disabled; do nothing here */
3405 flash_window(2); /* start */