2 * winctrls.c: routines to self-manage the controls in a dialog
7 * Possible TODO in new cross-platform config box stuff:
9 * - When lining up two controls alongside each other, I wonder if
10 * we could conveniently arrange to centre them vertically?
11 * Particularly ugly in the current setup is the `Add new
12 * forwarded port:' static next to the rather taller `Remove'
30 #define STATICHEIGHT 8
31 #define TITLEHEIGHT 12
32 #define CHECKBOXHEIGHT 8
36 #define LISTINCREMENT 8
37 #define COMBOHEIGHT 12
38 #define PUSHBTNHEIGHT 14
39 #define PROGBARHEIGHT 14
41 void ctlposinit(struct ctlpos *cp, HWND hwnd,
42 int leftborder, int rightborder, int topborder)
46 cp->font = SendMessage(hwnd, WM_GETFONT, 0, 0);
48 GetClientRect(hwnd, &r);
52 MapDialogRect(hwnd, &r2);
53 cp->dlu4inpix = r2.right;
54 cp->width = (r.right * 4) / (r2.right) - 2 * GAPBETWEEN;
55 cp->xoff = leftborder;
56 cp->width -= leftborder + rightborder;
59 HWND doctl(struct ctlpos *cp, RECT r,
60 char *wclass, int wstyle, int exstyle, char *wtext, int wid)
64 * Note nonstandard use of RECT. This is deliberate: by
65 * transforming the width and height directly we arrange to
66 * have all supposedly same-sized controls really same-sized.
70 MapDialogRect(cp->hwnd, &r);
73 * We can pass in cp->hwnd == NULL, to indicate a dry run
74 * without creating any actual controls.
77 ctl = CreateWindowEx(exstyle, wclass, wtext, wstyle,
78 r.left, r.top, r.right, r.bottom,
79 cp->hwnd, (HMENU) wid, hinst, NULL);
80 SendMessage(ctl, WM_SETFONT, cp->font, MAKELPARAM(TRUE, 0));
82 if (!strcmp(wclass, "LISTBOX")) {
84 * Bizarre Windows bug: the list box calculates its
85 * number of lines based on the font it has at creation
86 * time, but sending it WM_SETFONT doesn't cause it to
87 * recalculate. So now, _after_ we've sent it
88 * WM_SETFONT, we explicitly resize it (to the same
89 * size it was already!) to force it to reconsider.
91 SetWindowPos(ctl, NULL, 0, 0, r.right, r.bottom,
92 SWP_NOACTIVATE | SWP_NOCOPYBITS |
93 SWP_NOMOVE | SWP_NOZORDER);
101 * A title bar across the top of a sub-dialog.
103 void bartitle(struct ctlpos *cp, char *name, int id)
110 r.bottom = STATICHEIGHT;
111 cp->ypos += r.bottom + GAPBETWEEN;
112 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, name, id);
116 * Begin a grouping box, with or without a group title.
118 void beginbox(struct ctlpos *cp, char *name, int idbox)
120 cp->boxystart = cp->ypos;
122 cp->boxystart -= STATICHEIGHT / 2;
124 cp->ypos += STATICHEIGHT;
126 cp->width -= 2 * GAPXBOX;
133 * End a grouping box.
135 void endbox(struct ctlpos *cp)
139 cp->width += 2 * GAPXBOX;
140 cp->ypos += GAPYBOX - GAPBETWEEN;
143 r.top = cp->boxystart;
144 r.bottom = cp->ypos - cp->boxystart;
145 doctl(cp, r, "BUTTON", BS_GROUPBOX | WS_CHILD | WS_VISIBLE, 0,
146 cp->boxtext ? cp->boxtext : "", cp->boxid);
151 * A static line, followed by a full-width edit box.
153 void editboxfw(struct ctlpos *cp, int password, char *text,
154 int staticid, int editid)
163 r.bottom = STATICHEIGHT;
164 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, staticid);
165 cp->ypos += STATICHEIGHT + GAPWITHIN;
168 r.bottom = EDITHEIGHT;
170 WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL |
171 (password ? ES_PASSWORD : 0),
172 WS_EX_CLIENTEDGE, "", editid);
173 cp->ypos += EDITHEIGHT + GAPBETWEEN;
177 * A static line, followed by a full-width combo box.
179 void combobox(struct ctlpos *cp, char *text, int staticid, int listid)
188 r.bottom = STATICHEIGHT;
189 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, staticid);
190 cp->ypos += STATICHEIGHT + GAPWITHIN;
193 r.bottom = COMBOHEIGHT * 10;
194 doctl(cp, r, "COMBOBOX",
195 WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL |
196 CBS_DROPDOWN | CBS_HASSTRINGS, WS_EX_CLIENTEDGE, "", listid);
197 cp->ypos += COMBOHEIGHT + GAPBETWEEN;
200 struct radio { char *text; int id; };
202 static void radioline_common(struct ctlpos *cp, char *text, int id,
203 int nacross, struct radio *buttons, int nbuttons)
214 r.bottom = STATICHEIGHT;
215 cp->ypos += r.bottom + GAPWITHIN;
216 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, id);
221 for (j = 0; j < nbuttons; j++) {
222 char *btext = buttons[j].text;
223 int bid = buttons[j].id;
226 cp->ypos += r.bottom + (nacross > 1 ? GAPBETWEEN : GAPWITHIN);
229 r.left = GAPBETWEEN + i * (cp->width + GAPBETWEEN) / nacross;
232 (i + 1) * (cp->width + GAPBETWEEN) / nacross - r.left;
234 r.right = cp->width - r.left;
236 r.bottom = RADIOHEIGHT;
237 doctl(cp, r, "BUTTON",
238 BS_NOTIFY | BS_AUTORADIOBUTTON | WS_CHILD |
239 WS_VISIBLE | WS_TABSTOP | group, 0, btext, bid);
243 cp->ypos += r.bottom + GAPBETWEEN;
247 * A set of radio buttons on the same line, with a static above
248 * them. `nacross' dictates how many parts the line is divided into
249 * (you might want this not to equal the number of buttons if you
250 * needed to line up some 2s and some 3s to look good in the same
253 * There's a bit of a hack in here to ensure that if nacross
254 * exceeds the actual number of buttons, the rightmost button
255 * really does get all the space right to the edge of the line, so
256 * you can do things like
258 * (*) Button1 (*) Button2 (*) ButtonWithReallyLongTitle
260 void radioline(struct ctlpos *cp, char *text, int id, int nacross, ...)
263 struct radio *buttons;
266 va_start(ap, nacross);
269 char *btext = va_arg(ap, char *);
273 bid = va_arg(ap, int);
277 buttons = snewn(nbuttons, struct radio);
278 va_start(ap, nacross);
279 for (i = 0; i < nbuttons; i++) {
280 buttons[i].text = va_arg(ap, char *);
281 buttons[i].id = va_arg(ap, int);
284 radioline_common(cp, text, id, nacross, buttons, nbuttons);
289 * A set of radio buttons on the same line, without a static above
290 * them. Otherwise just like radioline.
292 void bareradioline(struct ctlpos *cp, int nacross, ...)
295 struct radio *buttons;
298 va_start(ap, nacross);
301 char *btext = va_arg(ap, char *);
305 bid = va_arg(ap, int);
308 buttons = snewn(nbuttons, struct radio);
309 va_start(ap, nacross);
310 for (i = 0; i < nbuttons; i++) {
311 buttons[i].text = va_arg(ap, char *);
312 buttons[i].id = va_arg(ap, int);
315 radioline_common(cp, NULL, 0, nacross, buttons, nbuttons);
320 * A set of radio buttons on multiple lines, with a static above
323 void radiobig(struct ctlpos *cp, char *text, int id, ...)
326 struct radio *buttons;
332 char *btext = va_arg(ap, char *);
336 bid = va_arg(ap, int);
339 buttons = snewn(nbuttons, struct radio);
341 for (i = 0; i < nbuttons; i++) {
342 buttons[i].text = va_arg(ap, char *);
343 buttons[i].id = va_arg(ap, int);
346 radioline_common(cp, text, id, 1, buttons, nbuttons);
351 * A single standalone checkbox.
353 void checkbox(struct ctlpos *cp, char *text, int id)
360 r.bottom = CHECKBOXHEIGHT;
361 cp->ypos += r.bottom + GAPBETWEEN;
362 doctl(cp, r, "BUTTON",
363 BS_NOTIFY | BS_AUTOCHECKBOX | WS_CHILD | WS_VISIBLE | WS_TABSTOP, 0,
368 * Wrap a piece of text for a static text control. Returns the
369 * wrapped text (a malloc'ed string containing \ns), and also
370 * returns the number of lines required.
372 char *staticwrap(struct ctlpos *cp, HWND hwnd, char *text, int *lines)
374 HDC hdc = GetDC(hwnd);
375 int width, nlines, j;
380 HFONT oldfont, newfont;
382 ret = snewn(1+strlen(text), char);
385 pwidths = snewn(1+strlen(text), INT);
388 * Work out the width the text will need to fit in, by doing
389 * the same adjustment that the `statictext' function itself
392 SetMapMode(hdc, MM_TEXT); /* ensure logical units == pixels */
393 r.left = r.top = r.bottom = 0;
395 MapDialogRect(hwnd, &r);
401 * We must select the correct font into the HDC before calling
402 * GetTextExtent*, or silly things will happen.
404 newfont = (HFONT)SendMessage(hwnd, WM_GETFONT, 0, 0);
405 oldfont = SelectObject(hdc, newfont);
408 if (!GetTextExtentExPoint(hdc, p, strlen(p), width,
409 &nfit, pwidths, &size) ||
410 (size_t)nfit >= strlen(p)) {
412 * Either GetTextExtentExPoint returned failure, or the
413 * whole of the rest of the text fits on this line.
414 * Either way, we stop wrapping, copy the remainder of
415 * the input string unchanged to the output, and leave.
422 * Now we search backwards along the string from `nfit',
423 * looking for a space at which to break the line. If we
424 * don't find one at all, that's fine - we'll just break
425 * the line at `nfit'.
427 for (j = nfit; j > 0; j--) {
428 if (isspace((unsigned char)p[j])) {
439 while (*p && isspace((unsigned char)*p))
445 SelectObject(hdc, oldfont);
446 ReleaseDC(cp->hwnd, hdc);
448 if (lines) *lines = nlines;
456 * A single standalone static text control.
458 void statictext(struct ctlpos *cp, char *text, int lines, int id)
465 r.bottom = STATICHEIGHT * lines;
466 cp->ypos += r.bottom + GAPBETWEEN;
467 doctl(cp, r, "STATIC",
468 WS_CHILD | WS_VISIBLE | SS_LEFTNOWORDWRAP,
473 * An owner-drawn static text control for a panel title.
475 void paneltitle(struct ctlpos *cp, int id)
482 r.bottom = TITLEHEIGHT;
483 cp->ypos += r.bottom + GAPBETWEEN;
484 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE | SS_OWNERDRAW,
489 * A button on the right hand side, with a static to its left.
491 void staticbtn(struct ctlpos *cp, char *stext, int sid,
492 char *btext, int bid)
494 const int height = (PUSHBTNHEIGHT > STATICHEIGHT ?
495 PUSHBTNHEIGHT : STATICHEIGHT);
497 int lwid, rwid, rpos;
499 rpos = GAPBETWEEN + 3 * (cp->width + GAPBETWEEN) / 4;
500 lwid = rpos - 2 * GAPBETWEEN;
501 rwid = cp->width + GAPBETWEEN - rpos;
504 r.top = cp->ypos + (height - STATICHEIGHT) / 2;
506 r.bottom = STATICHEIGHT;
507 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
510 r.top = cp->ypos + (height - PUSHBTNHEIGHT) / 2;
512 r.bottom = PUSHBTNHEIGHT;
513 doctl(cp, r, "BUTTON",
514 BS_NOTIFY | WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
517 cp->ypos += height + GAPBETWEEN;
521 * A simple push button.
523 void button(struct ctlpos *cp, char *btext, int bid, int defbtn)
530 r.bottom = PUSHBTNHEIGHT;
532 /* Q67655: the _dialog box_ must know which button is default
533 * as well as the button itself knowing */
534 if (defbtn && cp->hwnd)
535 SendMessage(cp->hwnd, DM_SETDEFID, bid, 0);
537 doctl(cp, r, "BUTTON",
538 BS_NOTIFY | WS_CHILD | WS_VISIBLE | WS_TABSTOP |
539 (defbtn ? BS_DEFPUSHBUTTON : 0) | BS_PUSHBUTTON,
542 cp->ypos += PUSHBTNHEIGHT + GAPBETWEEN;
546 * Like staticbtn, but two buttons.
548 void static2btn(struct ctlpos *cp, char *stext, int sid,
549 char *btext1, int bid1, char *btext2, int bid2)
551 const int height = (PUSHBTNHEIGHT > STATICHEIGHT ?
552 PUSHBTNHEIGHT : STATICHEIGHT);
554 int lwid, rwid1, rwid2, rpos1, rpos2;
556 rpos1 = GAPBETWEEN + (cp->width + GAPBETWEEN) / 2;
557 rpos2 = GAPBETWEEN + 3 * (cp->width + GAPBETWEEN) / 4;
558 lwid = rpos1 - 2 * GAPBETWEEN;
559 rwid1 = rpos2 - rpos1 - GAPBETWEEN;
560 rwid2 = cp->width + GAPBETWEEN - rpos2;
563 r.top = cp->ypos + (height - STATICHEIGHT) / 2;
565 r.bottom = STATICHEIGHT;
566 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
569 r.top = cp->ypos + (height - PUSHBTNHEIGHT) / 2;
571 r.bottom = PUSHBTNHEIGHT;
572 doctl(cp, r, "BUTTON",
573 BS_NOTIFY | WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
577 r.top = cp->ypos + (height - PUSHBTNHEIGHT) / 2;
579 r.bottom = PUSHBTNHEIGHT;
580 doctl(cp, r, "BUTTON",
581 BS_NOTIFY | WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
584 cp->ypos += height + GAPBETWEEN;
588 * An edit control on the right hand side, with a static to its left.
590 static void staticedit_internal(struct ctlpos *cp, char *stext,
591 int sid, int eid, int percentedit,
594 const int height = (EDITHEIGHT > STATICHEIGHT ?
595 EDITHEIGHT : STATICHEIGHT);
597 int lwid, rwid, rpos;
600 GAPBETWEEN + (100 - percentedit) * (cp->width + GAPBETWEEN) / 100;
601 lwid = rpos - 2 * GAPBETWEEN;
602 rwid = cp->width + GAPBETWEEN - rpos;
605 r.top = cp->ypos + (height - STATICHEIGHT) / 2;
607 r.bottom = STATICHEIGHT;
608 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
611 r.top = cp->ypos + (height - EDITHEIGHT) / 2;
613 r.bottom = EDITHEIGHT;
615 WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL | style,
616 WS_EX_CLIENTEDGE, "", eid);
618 cp->ypos += height + GAPBETWEEN;
621 void staticedit(struct ctlpos *cp, char *stext,
622 int sid, int eid, int percentedit)
624 staticedit_internal(cp, stext, sid, eid, percentedit, 0);
627 void staticpassedit(struct ctlpos *cp, char *stext,
628 int sid, int eid, int percentedit)
630 staticedit_internal(cp, stext, sid, eid, percentedit, ES_PASSWORD);
634 * A drop-down list box on the right hand side, with a static to
637 void staticddl(struct ctlpos *cp, char *stext,
638 int sid, int lid, int percentlist)
640 const int height = (COMBOHEIGHT > STATICHEIGHT ?
641 COMBOHEIGHT : STATICHEIGHT);
643 int lwid, rwid, rpos;
646 GAPBETWEEN + (100 - percentlist) * (cp->width + GAPBETWEEN) / 100;
647 lwid = rpos - 2 * GAPBETWEEN;
648 rwid = cp->width + GAPBETWEEN - rpos;
651 r.top = cp->ypos + (height - STATICHEIGHT) / 2;
653 r.bottom = STATICHEIGHT;
654 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
657 r.top = cp->ypos + (height - EDITHEIGHT) / 2;
659 r.bottom = COMBOHEIGHT*4;
660 doctl(cp, r, "COMBOBOX",
661 WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL |
662 CBS_DROPDOWNLIST | CBS_HASSTRINGS, WS_EX_CLIENTEDGE, "", lid);
664 cp->ypos += height + GAPBETWEEN;
668 * A combo box on the right hand side, with a static to its left.
670 void staticcombo(struct ctlpos *cp, char *stext,
671 int sid, int lid, int percentlist)
673 const int height = (COMBOHEIGHT > STATICHEIGHT ?
674 COMBOHEIGHT : STATICHEIGHT);
676 int lwid, rwid, rpos;
679 GAPBETWEEN + (100 - percentlist) * (cp->width + GAPBETWEEN) / 100;
680 lwid = rpos - 2 * GAPBETWEEN;
681 rwid = cp->width + GAPBETWEEN - rpos;
684 r.top = cp->ypos + (height - STATICHEIGHT) / 2;
686 r.bottom = STATICHEIGHT;
687 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
690 r.top = cp->ypos + (height - EDITHEIGHT) / 2;
692 r.bottom = COMBOHEIGHT*10;
693 doctl(cp, r, "COMBOBOX",
694 WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL |
695 CBS_DROPDOWN | CBS_HASSTRINGS, WS_EX_CLIENTEDGE, "", lid);
697 cp->ypos += height + GAPBETWEEN;
701 * A static, with a full-width drop-down list box below it.
703 void staticddlbig(struct ctlpos *cp, char *stext,
712 r.bottom = STATICHEIGHT;
713 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
714 cp->ypos += STATICHEIGHT;
720 r.bottom = COMBOHEIGHT*4;
721 doctl(cp, r, "COMBOBOX",
722 WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL |
723 CBS_DROPDOWNLIST | CBS_HASSTRINGS, WS_EX_CLIENTEDGE, "", lid);
724 cp->ypos += COMBOHEIGHT + GAPBETWEEN;
728 * A big multiline edit control with a static labelling it.
730 void bigeditctrl(struct ctlpos *cp, char *stext,
731 int sid, int eid, int lines)
739 r.bottom = STATICHEIGHT;
740 cp->ypos += r.bottom + GAPWITHIN;
741 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
747 r.bottom = EDITHEIGHT + (lines - 1) * STATICHEIGHT;
748 cp->ypos += r.bottom + GAPBETWEEN;
750 WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL | ES_MULTILINE,
751 WS_EX_CLIENTEDGE, "", eid);
755 * A list box with a static labelling it.
757 void listbox(struct ctlpos *cp, char *stext,
758 int sid, int lid, int lines, int multi)
766 r.bottom = STATICHEIGHT;
767 cp->ypos += r.bottom + GAPWITHIN;
768 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
774 r.bottom = LISTHEIGHT + (lines - 1) * LISTINCREMENT;
775 cp->ypos += r.bottom + GAPBETWEEN;
776 doctl(cp, r, "LISTBOX",
777 WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL |
778 LBS_NOTIFY | LBS_HASSTRINGS | LBS_USETABSTOPS |
779 (multi ? LBS_MULTIPLESEL : 0),
780 WS_EX_CLIENTEDGE, "", lid);
784 * A tab-control substitute when a real tab control is unavailable.
786 void ersatztab(struct ctlpos *cp, char *stext, int sid, int lid, int s2id)
788 const int height = (COMBOHEIGHT > STATICHEIGHT ?
789 COMBOHEIGHT : STATICHEIGHT);
791 int bigwid, lwid, rwid, rpos;
792 static const int BIGGAP = 15;
793 static const int MEDGAP = 3;
795 bigwid = cp->width + 2 * GAPBETWEEN - 2 * BIGGAP;
797 rpos = BIGGAP + (bigwid + BIGGAP) / 2;
798 lwid = rpos - 2 * BIGGAP;
799 rwid = bigwid + BIGGAP - rpos;
802 r.top = cp->ypos + (height - STATICHEIGHT) / 2;
804 r.bottom = STATICHEIGHT;
805 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
808 r.top = cp->ypos + (height - COMBOHEIGHT) / 2;
810 r.bottom = COMBOHEIGHT * 10;
811 doctl(cp, r, "COMBOBOX",
812 WS_CHILD | WS_VISIBLE | WS_TABSTOP |
813 CBS_DROPDOWNLIST | CBS_HASSTRINGS, WS_EX_CLIENTEDGE, "", lid);
815 cp->ypos += height + MEDGAP + GAPBETWEEN;
821 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE | SS_ETCHEDHORZ,
826 * A static line, followed by an edit control on the left hand side
827 * and a button on the right.
829 void editbutton(struct ctlpos *cp, char *stext, int sid,
830 int eid, char *btext, int bid)
832 const int height = (EDITHEIGHT > PUSHBTNHEIGHT ?
833 EDITHEIGHT : PUSHBTNHEIGHT);
835 int lwid, rwid, rpos;
840 r.bottom = STATICHEIGHT;
841 cp->ypos += r.bottom + GAPWITHIN;
842 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
844 rpos = GAPBETWEEN + 3 * (cp->width + GAPBETWEEN) / 4;
845 lwid = rpos - 2 * GAPBETWEEN;
846 rwid = cp->width + GAPBETWEEN - rpos;
849 r.top = cp->ypos + (height - EDITHEIGHT) / 2;
851 r.bottom = EDITHEIGHT;
853 WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL,
854 WS_EX_CLIENTEDGE, "", eid);
857 r.top = cp->ypos + (height - PUSHBTNHEIGHT) / 2;
859 r.bottom = PUSHBTNHEIGHT;
860 doctl(cp, r, "BUTTON",
861 BS_NOTIFY | WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
864 cp->ypos += height + GAPBETWEEN;
868 * A special control for manipulating an ordered preference list
869 * (eg. for cipher selection).
870 * XXX: this is a rough hack and could be improved.
872 void prefslist(struct prefslist *hdl, struct ctlpos *cp, int lines,
873 char *stext, int sid, int listid, int upbid, int dnbid)
875 const static int percents[] = { 5, 75, 20 };
877 int xpos, percent = 0, i;
878 int listheight = LISTHEIGHT + (lines - 1) * LISTINCREMENT;
879 const int BTNSHEIGHT = 2*PUSHBTNHEIGHT + GAPBETWEEN;
880 int totalheight, buttonpos;
882 /* Squirrel away IDs. */
883 hdl->listid = listid;
887 /* The static label. */
892 r.bottom = STATICHEIGHT;
893 cp->ypos += r.bottom + GAPWITHIN;
894 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
897 if (listheight > BTNSHEIGHT) {
898 totalheight = listheight;
899 buttonpos = (listheight - BTNSHEIGHT) / 2;
901 totalheight = BTNSHEIGHT;
905 for (i=0; i<3; i++) {
907 xpos = (cp->width + GAPBETWEEN) * percent / 100;
908 left = xpos + GAPBETWEEN;
909 percent += percents[i];
910 xpos = (cp->width + GAPBETWEEN) * percent / 100;
915 /* The drag list box. */
916 r.left = left; r.right = wid;
917 r.top = cp->ypos; r.bottom = listheight;
920 ctl = doctl(cp, r, "LISTBOX",
921 WS_CHILD | WS_VISIBLE | WS_TABSTOP |
922 WS_VSCROLL | LBS_HASSTRINGS | LBS_USETABSTOPS,
930 /* The "Up" and "Down" buttons. */
931 /* XXX worry about accelerators if we have more than one
932 * prefslist on a panel */
933 r.left = left; r.right = wid;
934 r.top = cp->ypos + buttonpos; r.bottom = PUSHBTNHEIGHT;
935 doctl(cp, r, "BUTTON",
936 BS_NOTIFY | WS_CHILD | WS_VISIBLE |
937 WS_TABSTOP | BS_PUSHBUTTON,
940 r.left = left; r.right = wid;
941 r.top = cp->ypos + buttonpos + PUSHBTNHEIGHT + GAPBETWEEN;
942 r.bottom = PUSHBTNHEIGHT;
943 doctl(cp, r, "BUTTON",
944 BS_NOTIFY | WS_CHILD | WS_VISIBLE |
945 WS_TABSTOP | BS_PUSHBUTTON,
953 cp->ypos += totalheight + GAPBETWEEN;
958 * Helper function for prefslist: move item in list box.
960 static void pl_moveitem(HWND hwnd, int listid, int src, int dst)
964 /* Get the item's data. */
965 tlen = SendDlgItemMessage (hwnd, listid, LB_GETTEXTLEN, src, 0);
966 txt = snewn(tlen+1, char);
967 SendDlgItemMessage (hwnd, listid, LB_GETTEXT, src, (LPARAM) txt);
968 val = SendDlgItemMessage (hwnd, listid, LB_GETITEMDATA, src, 0);
969 /* Deselect old location. */
970 SendDlgItemMessage (hwnd, listid, LB_SETSEL, FALSE, src);
971 /* Delete it at the old location. */
972 SendDlgItemMessage (hwnd, listid, LB_DELETESTRING, src, 0);
973 /* Insert it at new location. */
974 SendDlgItemMessage (hwnd, listid, LB_INSERTSTRING, dst,
976 SendDlgItemMessage (hwnd, listid, LB_SETITEMDATA, dst,
979 SendDlgItemMessage (hwnd, listid, LB_SETCURSEL, dst, 0);
983 int pl_itemfrompt(HWND hwnd, POINT cursor, BOOL scroll)
986 POINT uppoint, downpoint;
987 int updist, downdist, upitem, downitem, i;
990 * Ghastly hackery to try to figure out not which
991 * _item_, but which _gap between items_, the user
992 * is pointing at. We do this by first working out
993 * which list item is under the cursor, and then
994 * working out how far the cursor would have to
995 * move up or down before the answer was different.
996 * Then we put the insertion point _above_ the
997 * current item if the upper edge is closer than
998 * the lower edge, or _below_ it if vice versa.
1000 ret = LBItemFromPt(hwnd, cursor, scroll);
1003 ret = LBItemFromPt(hwnd, cursor, FALSE);
1004 updist = downdist = 0;
1005 for (i = 1; i < 4096 && (!updist || !downdist); i++) {
1006 uppoint = downpoint = cursor;
1009 upitem = LBItemFromPt(hwnd, uppoint, FALSE);
1010 downitem = LBItemFromPt(hwnd, downpoint, FALSE);
1011 if (!updist && upitem != ret)
1013 if (!downdist && downitem != ret)
1016 if (downdist < updist)
1022 * Handler for prefslist above.
1024 * Return value has bit 0 set if the dialog box procedure needs to
1025 * return TRUE from handling this message; it has bit 1 set if a
1026 * change may have been made in the contents of the list.
1028 int handle_prefslist(struct prefslist *hdl,
1029 int *array, int maxmemb,
1030 int is_dlmsg, HWND hwnd,
1031 WPARAM wParam, LPARAM lParam)
1038 if ((int)wParam == hdl->listid) {
1039 DRAGLISTINFO *dlm = (DRAGLISTINFO *)lParam;
1040 int dest = 0; /* initialise to placate gcc */
1041 switch (dlm->uNotification) {
1043 /* Add a dummy item to make pl_itemfrompt() work
1045 * FIXME: this causes scrollbar glitches if the count of
1046 * listbox contains >= its height. */
1048 SendDlgItemMessage(hwnd, hdl->listid,
1049 LB_ADDSTRING, 0, (LPARAM) "");
1051 hdl->srcitem = LBItemFromPt(dlm->hWnd, dlm->ptCursor, TRUE);
1053 /* XXX hack Q183115 */
1054 SetWindowLongPtr(hwnd, DWLP_MSGRESULT, TRUE);
1057 DrawInsert(hwnd, dlm->hWnd, -1); /* Clear arrow */
1058 SendDlgItemMessage(hwnd, hdl->listid,
1059 LB_DELETESTRING, hdl->dummyitem, 0);
1064 dest = pl_itemfrompt(dlm->hWnd, dlm->ptCursor, TRUE);
1065 if (dest > hdl->dummyitem) dest = hdl->dummyitem;
1066 DrawInsert (hwnd, dlm->hWnd, dest);
1068 SetWindowLongPtr(hwnd, DWLP_MSGRESULT, DL_MOVECURSOR);
1070 SetWindowLongPtr(hwnd, DWLP_MSGRESULT, DL_STOPCURSOR);
1073 if (hdl->dragging) {
1074 dest = pl_itemfrompt(dlm->hWnd, dlm->ptCursor, TRUE);
1075 if (dest > hdl->dummyitem) dest = hdl->dummyitem;
1076 DrawInsert (hwnd, dlm->hWnd, -1);
1078 SendDlgItemMessage(hwnd, hdl->listid,
1079 LB_DELETESTRING, hdl->dummyitem, 0);
1080 if (hdl->dragging) {
1083 /* Correct for "missing" item. */
1084 if (dest > hdl->srcitem) dest--;
1085 pl_moveitem(hwnd, hdl->listid, hdl->srcitem, dest);
1095 if (((LOWORD(wParam) == hdl->upbid) ||
1096 (LOWORD(wParam) == hdl->dnbid)) &&
1097 ((HIWORD(wParam) == BN_CLICKED) ||
1098 (HIWORD(wParam) == BN_DOUBLECLICKED))) {
1099 /* Move an item up or down the list. */
1100 /* Get the current selection, if any. */
1101 int selection = SendDlgItemMessage (hwnd, hdl->listid, LB_GETCURSEL, 0, 0);
1102 if (selection == LB_ERR) {
1106 /* Get the total number of items. */
1107 nitems = SendDlgItemMessage (hwnd, hdl->listid, LB_GETCOUNT, 0, 0);
1108 /* Should we do anything? */
1109 if (LOWORD(wParam) == hdl->upbid && (selection > 0))
1110 pl_moveitem(hwnd, hdl->listid, selection, selection - 1);
1111 else if (LOWORD(wParam) == hdl->dnbid && (selection < nitems - 1))
1112 pl_moveitem(hwnd, hdl->listid, selection, selection + 1);
1121 /* Update array to match the list box. */
1122 for (i=0; i < maxmemb; i++)
1123 array[i] = SendDlgItemMessage (hwnd, hdl->listid, LB_GETITEMDATA,
1131 * A progress bar (from Common Controls). We like our progress bars
1132 * to be smooth and unbroken, without those ugly divisions; some
1133 * older compilers may not support that, but that's life.
1135 void progressbar(struct ctlpos *cp, int id)
1139 r.left = GAPBETWEEN;
1141 r.right = cp->width;
1142 r.bottom = PROGBARHEIGHT;
1143 cp->ypos += r.bottom + GAPBETWEEN;
1145 doctl(cp, r, PROGRESS_CLASS, WS_CHILD | WS_VISIBLE
1149 , WS_EX_CLIENTEDGE, "", id);
1152 /* ----------------------------------------------------------------------
1153 * Platform-specific side of portable dialog-box mechanism.
1157 * This function takes a string, escapes all the ampersands, and
1158 * places a single (unescaped) ampersand in front of the first
1159 * occurrence of the given shortcut character (which may be
1162 * Return value is a malloc'ed copy of the processed version of the
1165 static char *shortcut_escape(const char *text, char shortcut)
1172 return NULL; /* sfree won't choke on this */
1174 ret = snewn(2*strlen(text)+1, char); /* size potentially doubles! */
1175 shortcut = tolower((unsigned char)shortcut);
1180 if (shortcut != NO_SHORTCUT &&
1181 tolower((unsigned char)*p) == shortcut) {
1183 shortcut = NO_SHORTCUT; /* stop it happening twice */
1184 } else if (*p == '&') {
1193 void winctrl_add_shortcuts(struct dlgparam *dp, struct winctrl *c)
1196 for (i = 0; i < lenof(c->shortcuts); i++)
1197 if (c->shortcuts[i] != NO_SHORTCUT) {
1198 unsigned char s = tolower((unsigned char)c->shortcuts[i]);
1199 assert(!dp->shortcuts[s]);
1200 dp->shortcuts[s] = TRUE;
1204 void winctrl_rem_shortcuts(struct dlgparam *dp, struct winctrl *c)
1207 for (i = 0; i < lenof(c->shortcuts); i++)
1208 if (c->shortcuts[i] != NO_SHORTCUT) {
1209 unsigned char s = tolower((unsigned char)c->shortcuts[i]);
1210 assert(dp->shortcuts[s]);
1211 dp->shortcuts[s] = FALSE;
1215 static int winctrl_cmp_byctrl(void *av, void *bv)
1217 struct winctrl *a = (struct winctrl *)av;
1218 struct winctrl *b = (struct winctrl *)bv;
1219 if (a->ctrl < b->ctrl)
1221 else if (a->ctrl > b->ctrl)
1226 static int winctrl_cmp_byid(void *av, void *bv)
1228 struct winctrl *a = (struct winctrl *)av;
1229 struct winctrl *b = (struct winctrl *)bv;
1230 if (a->base_id < b->base_id)
1232 else if (a->base_id > b->base_id)
1237 static int winctrl_cmp_byctrl_find(void *av, void *bv)
1239 union control *a = (union control *)av;
1240 struct winctrl *b = (struct winctrl *)bv;
1243 else if (a > b->ctrl)
1248 static int winctrl_cmp_byid_find(void *av, void *bv)
1251 struct winctrl *b = (struct winctrl *)bv;
1252 if (*a < b->base_id)
1254 else if (*a >= b->base_id + b->num_ids)
1260 void winctrl_init(struct winctrls *wc)
1262 wc->byctrl = newtree234(winctrl_cmp_byctrl);
1263 wc->byid = newtree234(winctrl_cmp_byid);
1265 void winctrl_cleanup(struct winctrls *wc)
1269 while ((c = index234(wc->byid, 0)) != NULL) {
1270 winctrl_remove(wc, c);
1275 freetree234(wc->byctrl);
1276 freetree234(wc->byid);
1277 wc->byctrl = wc->byid = NULL;
1280 void winctrl_add(struct winctrls *wc, struct winctrl *c)
1282 struct winctrl *ret;
1284 ret = add234(wc->byctrl, c);
1287 ret = add234(wc->byid, c);
1291 void winctrl_remove(struct winctrls *wc, struct winctrl *c)
1293 struct winctrl *ret;
1294 ret = del234(wc->byctrl, c);
1295 ret = del234(wc->byid, c);
1299 struct winctrl *winctrl_findbyctrl(struct winctrls *wc, union control *ctrl)
1301 return find234(wc->byctrl, ctrl, winctrl_cmp_byctrl_find);
1304 struct winctrl *winctrl_findbyid(struct winctrls *wc, int id)
1306 return find234(wc->byid, &id, winctrl_cmp_byid_find);
1309 struct winctrl *winctrl_findbyindex(struct winctrls *wc, int index)
1311 return index234(wc->byid, index);
1314 void winctrl_layout(struct dlgparam *dp, struct winctrls *wc,
1315 struct ctlpos *cp, struct controlset *s, int *id)
1317 struct ctlpos columns[16];
1318 int ncols, colstart, colspan;
1320 struct ctlpos tabdelays[16];
1321 union control *tabdelayed[16];
1326 char shortcuts[MAX_SHORTCUTS_PER_CTRL];
1329 int i, actual_base_id, base_id, num_ids;
1334 /* Start a containing box, if we have a boxname. */
1335 if (s->boxname && *s->boxname) {
1336 struct winctrl *c = snew(struct winctrl);
1338 c->base_id = base_id;
1341 memset(c->shortcuts, NO_SHORTCUT, lenof(c->shortcuts));
1343 beginbox(cp, s->boxtitle, base_id);
1347 /* Draw a title, if we have one. */
1348 if (!s->boxname && s->boxtitle) {
1349 struct winctrl *c = snew(struct winctrl);
1351 c->base_id = base_id;
1353 c->data = dupstr(s->boxtitle);
1354 memset(c->shortcuts, NO_SHORTCUT, lenof(c->shortcuts));
1356 paneltitle(cp, base_id);
1360 /* Initially we have just one column. */
1362 columns[0] = *cp; /* structure copy */
1364 /* And initially, there are no pending tab-delayed controls. */
1367 /* Loop over each control in the controlset. */
1368 for (i = 0; i < s->ncontrols; i++) {
1369 union control *ctrl = s->ctrls[i];
1372 * Generic processing that pertains to all control types.
1373 * At the end of this if statement, we'll have produced
1374 * `ctrl' (a pointer to the control we have to create, or
1375 * think about creating, in this iteration of the loop),
1376 * `pos' (a suitable ctlpos with which to position it), and
1377 * `c' (a winctrl structure to receive details of the
1378 * dialog IDs). Or we'll have done a `continue', if it was
1379 * CTRL_COLUMNS and doesn't require any control creation at
1382 if (ctrl->generic.type == CTRL_COLUMNS) {
1383 assert((ctrl->columns.ncols == 1) ^ (ncols == 1));
1387 * We're splitting into multiple columns.
1389 int lpercent, rpercent, lx, rx, i;
1391 ncols = ctrl->columns.ncols;
1392 assert(ncols <= lenof(columns));
1393 for (i = 1; i < ncols; i++)
1394 columns[i] = columns[0]; /* structure copy */
1397 for (i = 0; i < ncols; i++) {
1398 rpercent = lpercent + ctrl->columns.percentages[i];
1399 lx = columns[i].xoff + lpercent *
1400 (columns[i].width + GAPBETWEEN) / 100;
1401 rx = columns[i].xoff + rpercent *
1402 (columns[i].width + GAPBETWEEN) / 100;
1403 columns[i].xoff = lx;
1404 columns[i].width = rx - lx - GAPBETWEEN;
1405 lpercent = rpercent;
1409 * We're recombining the various columns into one.
1411 int maxy = columns[0].ypos;
1413 for (i = 1; i < ncols; i++)
1414 if (maxy < columns[i].ypos)
1415 maxy = columns[i].ypos;
1417 columns[0] = *cp; /* structure copy */
1418 columns[0].ypos = maxy;
1422 } else if (ctrl->generic.type == CTRL_TABDELAY) {
1425 assert(!ctrl->generic.tabdelay);
1426 ctrl = ctrl->tabdelay.ctrl;
1428 for (i = 0; i < ntabdelays; i++)
1429 if (tabdelayed[i] == ctrl)
1431 assert(i < ntabdelays); /* we have to have found it */
1433 pos = tabdelays[i]; /* structure copy */
1435 colstart = colspan = -1; /* indicate this was tab-delayed */
1439 * If it wasn't one of those, it's a genuine control;
1440 * so we'll have to compute a position for it now, by
1441 * checking its column span.
1445 colstart = COLUMN_START(ctrl->generic.column);
1446 colspan = COLUMN_SPAN(ctrl->generic.column);
1448 pos = columns[colstart]; /* structure copy */
1449 pos.width = columns[colstart+colspan-1].width +
1450 (columns[colstart+colspan-1].xoff - columns[colstart].xoff);
1452 for (col = colstart; col < colstart+colspan; col++)
1453 if (pos.ypos < columns[col].ypos)
1454 pos.ypos = columns[col].ypos;
1457 * If this control is to be tabdelayed, add it to the
1458 * tabdelay list, and unset pos.hwnd to inhibit actual
1461 if (ctrl->generic.tabdelay) {
1462 assert(ntabdelays < lenof(tabdelays));
1463 tabdelays[ntabdelays] = pos; /* structure copy */
1464 tabdelayed[ntabdelays] = ctrl;
1470 /* Most controls don't need anything in c->data. */
1473 /* And they all start off with no shortcuts registered. */
1474 memset(shortcuts, NO_SHORTCUT, lenof(shortcuts));
1477 /* Almost all controls start at base_id. */
1478 actual_base_id = base_id;
1481 * Now we're ready to actually create the control, by
1482 * switching on its type.
1484 switch (ctrl->generic.type) {
1487 char *wrapped, *escaped;
1490 wrapped = staticwrap(&pos, cp->hwnd,
1491 ctrl->generic.label, &lines);
1492 escaped = shortcut_escape(wrapped, NO_SHORTCUT);
1493 statictext(&pos, escaped, lines, base_id);
1499 num_ids = 2; /* static, edit */
1500 escaped = shortcut_escape(ctrl->editbox.label,
1501 ctrl->editbox.shortcut);
1502 shortcuts[nshortcuts++] = ctrl->editbox.shortcut;
1503 if (ctrl->editbox.percentwidth == 100) {
1504 if (ctrl->editbox.has_list)
1505 combobox(&pos, escaped,
1506 base_id, base_id+1);
1508 editboxfw(&pos, ctrl->editbox.password, escaped,
1509 base_id, base_id+1);
1511 if (ctrl->editbox.has_list) {
1512 staticcombo(&pos, escaped, base_id, base_id+1,
1513 ctrl->editbox.percentwidth);
1515 (ctrl->editbox.password ? staticpassedit : staticedit)
1516 (&pos, escaped, base_id, base_id+1,
1517 ctrl->editbox.percentwidth);
1523 num_ids = ctrl->radio.nbuttons + 1; /* label as well */
1525 struct radio *buttons;
1528 escaped = shortcut_escape(ctrl->radio.label,
1529 ctrl->radio.shortcut);
1530 shortcuts[nshortcuts++] = ctrl->radio.shortcut;
1532 buttons = snewn(ctrl->radio.nbuttons, struct radio);
1534 for (i = 0; i < ctrl->radio.nbuttons; i++) {
1536 shortcut_escape(ctrl->radio.buttons[i],
1537 (char)(ctrl->radio.shortcuts ?
1538 ctrl->radio.shortcuts[i] :
1540 buttons[i].id = base_id + 1 + i;
1541 if (ctrl->radio.shortcuts) {
1542 assert(nshortcuts < MAX_SHORTCUTS_PER_CTRL);
1543 shortcuts[nshortcuts++] = ctrl->radio.shortcuts[i];
1547 radioline_common(&pos, escaped, base_id,
1548 ctrl->radio.ncolumns,
1549 buttons, ctrl->radio.nbuttons);
1551 for (i = 0; i < ctrl->radio.nbuttons; i++) {
1552 sfree(buttons[i].text);
1560 escaped = shortcut_escape(ctrl->checkbox.label,
1561 ctrl->checkbox.shortcut);
1562 shortcuts[nshortcuts++] = ctrl->checkbox.shortcut;
1563 checkbox(&pos, escaped, base_id);
1567 escaped = shortcut_escape(ctrl->button.label,
1568 ctrl->button.shortcut);
1569 shortcuts[nshortcuts++] = ctrl->button.shortcut;
1570 if (ctrl->button.iscancel)
1571 actual_base_id = IDCANCEL;
1573 button(&pos, escaped, actual_base_id, ctrl->button.isdefault);
1578 escaped = shortcut_escape(ctrl->listbox.label,
1579 ctrl->listbox.shortcut);
1580 shortcuts[nshortcuts++] = ctrl->listbox.shortcut;
1581 if (ctrl->listbox.draglist) {
1582 data = snew(struct prefslist);
1584 prefslist(data, &pos, ctrl->listbox.height, escaped,
1585 base_id, base_id+1, base_id+2, base_id+3);
1586 shortcuts[nshortcuts++] = 'u'; /* Up */
1587 shortcuts[nshortcuts++] = 'd'; /* Down */
1588 } else if (ctrl->listbox.height == 0) {
1589 /* Drop-down list. */
1590 if (ctrl->listbox.percentwidth == 100) {
1591 staticddlbig(&pos, escaped,
1592 base_id, base_id+1);
1594 staticddl(&pos, escaped, base_id,
1595 base_id+1, ctrl->listbox.percentwidth);
1598 /* Ordinary list. */
1599 listbox(&pos, escaped, base_id, base_id+1,
1600 ctrl->listbox.height, ctrl->listbox.multisel);
1602 if (ctrl->listbox.ncols) {
1604 * This method of getting the box width is a bit of
1605 * a hack; we'd do better to try to retrieve the
1606 * actual width in dialog units from doctl() just
1607 * before MapDialogRect. But that's going to be no
1608 * fun, and this should be good enough accuracy.
1610 int width = cp->width * ctrl->listbox.percentwidth;
1614 tabarray = snewn(ctrl->listbox.ncols-1, int);
1616 for (i = 0; i < ctrl->listbox.ncols-1; i++) {
1617 percent += ctrl->listbox.percentages[i];
1618 tabarray[i] = width * percent / 10000;
1620 SendDlgItemMessage(cp->hwnd, base_id+1, LB_SETTABSTOPS,
1621 ctrl->listbox.ncols-1, (LPARAM)tabarray);
1626 case CTRL_FILESELECT:
1628 escaped = shortcut_escape(ctrl->fileselect.label,
1629 ctrl->fileselect.shortcut);
1630 shortcuts[nshortcuts++] = ctrl->fileselect.shortcut;
1631 editbutton(&pos, escaped, base_id, base_id+1,
1632 "Bro&wse...", base_id+2);
1633 shortcuts[nshortcuts++] = 'w';
1636 case CTRL_FONTSELECT:
1638 escaped = shortcut_escape(ctrl->fontselect.label,
1639 ctrl->fontselect.shortcut);
1640 shortcuts[nshortcuts++] = ctrl->fontselect.shortcut;
1641 statictext(&pos, escaped, 1, base_id);
1642 staticbtn(&pos, "", base_id+1, "Change...", base_id+2);
1643 data = fontspec_new("", 0, 0, 0);
1647 assert(!"Can't happen");
1648 num_ids = 0; /* placate gcc */
1653 * Create a `struct winctrl' for this control, and advance
1654 * the dialog ID counter, if it's actually been created
1655 * (and isn't tabdelayed).
1658 struct winctrl *c = snew(struct winctrl);
1661 c->base_id = actual_base_id;
1662 c->num_ids = num_ids;
1664 memcpy(c->shortcuts, shortcuts, sizeof(shortcuts));
1666 winctrl_add_shortcuts(dp, c);
1667 if (actual_base_id == base_id)
1673 if (colstart >= 0) {
1675 * Update the ypos in all columns crossed by this
1679 for (i = colstart; i < colstart+colspan; i++)
1680 columns[i].ypos = pos.ypos;
1685 * We've now finished laying out the controls; so now update
1686 * the ctlpos and control ID that were passed in, terminate
1687 * any containing box, and return.
1689 for (i = 0; i < ncols; i++)
1690 if (cp->ypos < columns[i].ypos)
1691 cp->ypos = columns[i].ypos;
1694 if (s->boxname && *s->boxname)
1698 static void winctrl_set_focus(union control *ctrl, struct dlgparam *dp,
1703 dp->lastfocused = dp->focused;
1705 } else if (!has_focus && dp->focused == ctrl) {
1706 dp->lastfocused = dp->focused;
1711 union control *dlg_last_focused(union control *ctrl, void *dlg)
1713 struct dlgparam *dp = (struct dlgparam *)dlg;
1714 return dp->focused == ctrl ? dp->lastfocused : dp->focused;
1718 * The dialog-box procedure calls this function to handle Windows
1719 * messages on a control we manage.
1721 int winctrl_handle_command(struct dlgparam *dp, UINT msg,
1722 WPARAM wParam, LPARAM lParam)
1725 union control *ctrl;
1727 static UINT draglistmsg = WM_NULL;
1730 * Filter out pointless window messages. Our interest is in
1731 * WM_COMMAND and the drag list message, and nothing else.
1733 if (draglistmsg == WM_NULL)
1734 draglistmsg = RegisterWindowMessage (DRAGLISTMSGSTRING);
1736 if (msg != draglistmsg && msg != WM_COMMAND && msg != WM_DRAWITEM)
1740 * Look up the control ID in our data.
1743 for (i = 0; i < dp->nctrltrees; i++) {
1744 c = winctrl_findbyid(dp->controltrees[i], LOWORD(wParam));
1749 return 0; /* we have nothing to do */
1751 if (msg == WM_DRAWITEM) {
1753 * Owner-draw request for a panel title.
1755 LPDRAWITEMSTRUCT di = (LPDRAWITEMSTRUCT) lParam;
1757 RECT r = di->rcItem;
1760 SetMapMode(hdc, MM_TEXT); /* ensure logical units == pixels */
1762 GetTextExtentPoint32(hdc, (char *)c->data,
1763 strlen((char *)c->data), &s);
1764 DrawEdge(hdc, &r, EDGE_ETCHED, BF_ADJUST | BF_RECT);
1766 r.left + (r.right-r.left-s.cx)/2,
1767 r.top + (r.bottom-r.top-s.cy)/2,
1768 (char *)c->data, strlen((char *)c->data));
1774 id = LOWORD(wParam) - c->base_id;
1776 if (!ctrl || !ctrl->generic.handler)
1777 return 0; /* nothing we can do here */
1780 * From here on we do not issue `return' statements until the
1781 * very end of the dialog box: any event handler is entitled to
1782 * ask for a colour selector, so we _must_ always allow control
1783 * to reach the end of this switch statement so that the
1784 * subsequent code can test dp->coloursel_wanted().
1787 dp->coloursel_wanted = FALSE;
1790 * Now switch on the control type and the message.
1792 switch (ctrl->generic.type) {
1794 if (msg == WM_COMMAND && !ctrl->editbox.has_list &&
1795 (HIWORD(wParam) == EN_SETFOCUS || HIWORD(wParam) == EN_KILLFOCUS))
1796 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == EN_SETFOCUS);
1797 if (msg == WM_COMMAND && ctrl->editbox.has_list &&
1798 (HIWORD(wParam)==CBN_SETFOCUS || HIWORD(wParam)==CBN_KILLFOCUS))
1799 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == CBN_SETFOCUS);
1801 if (msg == WM_COMMAND && !ctrl->editbox.has_list &&
1802 HIWORD(wParam) == EN_CHANGE)
1803 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1804 if (msg == WM_COMMAND &&
1805 ctrl->editbox.has_list) {
1806 if (HIWORD(wParam) == CBN_SELCHANGE) {
1810 index = SendDlgItemMessage(dp->hwnd, c->base_id+1,
1811 CB_GETCURSEL, 0, 0);
1812 len = SendDlgItemMessage(dp->hwnd, c->base_id+1,
1813 CB_GETLBTEXTLEN, index, 0);
1814 text = snewn(len+1, char);
1815 SendDlgItemMessage(dp->hwnd, c->base_id+1, CB_GETLBTEXT,
1816 index, (LPARAM)text);
1817 SetDlgItemText(dp->hwnd, c->base_id+1, text);
1819 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1820 } else if (HIWORD(wParam) == CBN_EDITCHANGE) {
1821 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1822 } else if (HIWORD(wParam) == CBN_KILLFOCUS) {
1823 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_REFRESH);
1829 if (msg == WM_COMMAND &&
1830 (HIWORD(wParam) == BN_SETFOCUS || HIWORD(wParam) == BN_KILLFOCUS))
1831 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == BN_SETFOCUS);
1833 * We sometimes get spurious BN_CLICKED messages for the
1834 * radio button that is just about to _lose_ selection, if
1835 * we're switching using the arrow keys. Therefore we
1836 * double-check that the button in wParam is actually
1837 * checked before generating an event.
1839 if (msg == WM_COMMAND &&
1840 (HIWORD(wParam) == BN_CLICKED ||
1841 HIWORD(wParam) == BN_DOUBLECLICKED) &&
1842 IsDlgButtonChecked(dp->hwnd, LOWORD(wParam))) {
1843 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1847 if (msg == WM_COMMAND &&
1848 (HIWORD(wParam) == BN_SETFOCUS || HIWORD(wParam) == BN_KILLFOCUS))
1849 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == BN_SETFOCUS);
1850 if (msg == WM_COMMAND &&
1851 (HIWORD(wParam) == BN_CLICKED ||
1852 HIWORD(wParam) == BN_DOUBLECLICKED)) {
1853 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1857 if (msg == WM_COMMAND &&
1858 (HIWORD(wParam) == BN_SETFOCUS || HIWORD(wParam) == BN_KILLFOCUS))
1859 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == BN_SETFOCUS);
1860 if (msg == WM_COMMAND &&
1861 (HIWORD(wParam) == BN_CLICKED ||
1862 HIWORD(wParam) == BN_DOUBLECLICKED)) {
1863 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_ACTION);
1867 if (msg == WM_COMMAND && ctrl->listbox.height != 0 &&
1868 (HIWORD(wParam)==LBN_SETFOCUS || HIWORD(wParam)==LBN_KILLFOCUS))
1869 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == LBN_SETFOCUS);
1870 if (msg == WM_COMMAND && ctrl->listbox.height == 0 &&
1871 (HIWORD(wParam)==CBN_SETFOCUS || HIWORD(wParam)==CBN_KILLFOCUS))
1872 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == CBN_SETFOCUS);
1873 if (msg == WM_COMMAND && id >= 2 &&
1874 (HIWORD(wParam) == BN_SETFOCUS || HIWORD(wParam) == BN_KILLFOCUS))
1875 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == BN_SETFOCUS);
1876 if (ctrl->listbox.draglist) {
1878 pret = handle_prefslist(c->data, NULL, 0, (msg != WM_COMMAND),
1879 dp->hwnd, wParam, lParam);
1881 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1884 if (msg == WM_COMMAND && HIWORD(wParam) == LBN_DBLCLK) {
1885 SetCapture(dp->hwnd);
1886 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_ACTION);
1887 } else if (msg == WM_COMMAND && HIWORD(wParam) == LBN_SELCHANGE) {
1888 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_SELCHANGE);
1892 case CTRL_FILESELECT:
1893 if (msg == WM_COMMAND && id == 1 &&
1894 (HIWORD(wParam) == EN_SETFOCUS || HIWORD(wParam) == EN_KILLFOCUS))
1895 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == EN_SETFOCUS);
1896 if (msg == WM_COMMAND && id == 2 &&
1897 (HIWORD(wParam) == BN_SETFOCUS || HIWORD(wParam) == BN_KILLFOCUS))
1898 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == BN_SETFOCUS);
1899 if (msg == WM_COMMAND && id == 1 && HIWORD(wParam) == EN_CHANGE)
1900 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1902 (msg == WM_COMMAND &&
1903 (HIWORD(wParam) == BN_CLICKED ||
1904 HIWORD(wParam) == BN_DOUBLECLICKED))) {
1906 char filename[FILENAME_MAX];
1908 memset(&of, 0, sizeof(of));
1909 of.hwndOwner = dp->hwnd;
1910 if (ctrl->fileselect.filter)
1911 of.lpstrFilter = ctrl->fileselect.filter;
1913 of.lpstrFilter = "All Files (*.*)\0*\0\0\0";
1914 of.lpstrCustomFilter = NULL;
1915 of.nFilterIndex = 1;
1916 of.lpstrFile = filename;
1917 GetDlgItemText(dp->hwnd, c->base_id+1, filename, lenof(filename));
1918 filename[lenof(filename)-1] = '\0';
1919 of.nMaxFile = lenof(filename);
1920 of.lpstrFileTitle = NULL;
1921 of.lpstrTitle = ctrl->fileselect.title;
1923 if (request_file(NULL, &of, FALSE, ctrl->fileselect.for_writing)) {
1924 SetDlgItemText(dp->hwnd, c->base_id + 1, filename);
1925 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1929 case CTRL_FONTSELECT:
1930 if (msg == WM_COMMAND && id == 2 &&
1931 (HIWORD(wParam) == BN_SETFOCUS || HIWORD(wParam) == BN_KILLFOCUS))
1932 winctrl_set_focus(ctrl, dp, HIWORD(wParam) == BN_SETFOCUS);
1934 (msg == WM_COMMAND &&
1935 (HIWORD(wParam) == BN_CLICKED ||
1936 HIWORD(wParam) == BN_DOUBLECLICKED))) {
1940 FontSpec *fs = (FontSpec *)c->data;
1943 lf.lfHeight = -MulDiv(fs->height,
1944 GetDeviceCaps(hdc, LOGPIXELSY), 72);
1946 lf.lfWidth = lf.lfEscapement = lf.lfOrientation = 0;
1947 lf.lfItalic = lf.lfUnderline = lf.lfStrikeOut = 0;
1948 lf.lfWeight = (fs->isbold ? FW_BOLD : 0);
1949 lf.lfCharSet = fs->charset;
1950 lf.lfOutPrecision = OUT_DEFAULT_PRECIS;
1951 lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
1952 lf.lfQuality = DEFAULT_QUALITY;
1953 lf.lfPitchAndFamily = FIXED_PITCH | FF_DONTCARE;
1954 strncpy(lf.lfFaceName, fs->name,
1955 sizeof(lf.lfFaceName) - 1);
1956 lf.lfFaceName[sizeof(lf.lfFaceName) - 1] = '\0';
1958 cf.lStructSize = sizeof(cf);
1959 cf.hwndOwner = dp->hwnd;
1961 cf.Flags = (dp->fixed_pitch_fonts ? CF_FIXEDPITCHONLY : 0) |
1962 CF_FORCEFONTEXIST | CF_INITTOLOGFONTSTRUCT | CF_SCREENFONTS;
1964 if (ChooseFont(&cf)) {
1965 fs = fontspec_new(lf.lfFaceName, (lf.lfWeight == FW_BOLD),
1966 cf.iPointSize / 10, lf.lfCharSet);
1967 dlg_fontsel_set(ctrl, dp, fs);
1970 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_VALCHANGE);
1977 * If the above event handler has asked for a colour selector,
1978 * now is the time to generate one.
1980 if (dp->coloursel_wanted) {
1981 static CHOOSECOLOR cc;
1982 static DWORD custom[16] = { 0 }; /* zero initialisers */
1983 cc.lStructSize = sizeof(cc);
1984 cc.hwndOwner = dp->hwnd;
1985 cc.hInstance = (HWND) hinst;
1986 cc.lpCustColors = custom;
1987 cc.rgbResult = RGB(dp->coloursel_result.r,
1988 dp->coloursel_result.g,
1989 dp->coloursel_result.b);
1990 cc.Flags = CC_FULLOPEN | CC_RGBINIT;
1991 if (ChooseColor(&cc)) {
1992 dp->coloursel_result.r =
1993 (unsigned char) (cc.rgbResult & 0xFF);
1994 dp->coloursel_result.g =
1995 (unsigned char) (cc.rgbResult >> 8) & 0xFF;
1996 dp->coloursel_result.b =
1997 (unsigned char) (cc.rgbResult >> 16) & 0xFF;
1998 dp->coloursel_result.ok = TRUE;
2000 dp->coloursel_result.ok = FALSE;
2001 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_CALLBACK);
2008 * This function can be called to produce context help on a
2009 * control. Returns TRUE if it has actually launched some help.
2011 int winctrl_context_help(struct dlgparam *dp, HWND hwnd, int id)
2017 * Look up the control ID in our data.
2020 for (i = 0; i < dp->nctrltrees; i++) {
2021 c = winctrl_findbyid(dp->controltrees[i], id);
2026 return 0; /* we have nothing to do */
2029 * This is the Windows front end, so we're allowed to assume
2030 * `helpctx.p' is a context string.
2032 if (!c->ctrl || !c->ctrl->generic.helpctx.p)
2033 return 0; /* no help available for this ctrl */
2035 launch_help(hwnd, c->ctrl->generic.helpctx.p);
2040 * Now the various functions that the platform-independent
2041 * mechanism can call to access the dialog box entries.
2044 static struct winctrl *dlg_findbyctrl(struct dlgparam *dp, union control *ctrl)
2048 for (i = 0; i < dp->nctrltrees; i++) {
2049 struct winctrl *c = winctrl_findbyctrl(dp->controltrees[i], ctrl);
2056 void dlg_radiobutton_set(union control *ctrl, void *dlg, int whichbutton)
2058 struct dlgparam *dp = (struct dlgparam *)dlg;
2059 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2060 assert(c && c->ctrl->generic.type == CTRL_RADIO);
2061 CheckRadioButton(dp->hwnd,
2063 c->base_id + c->ctrl->radio.nbuttons,
2064 c->base_id + 1 + whichbutton);
2067 int dlg_radiobutton_get(union control *ctrl, void *dlg)
2069 struct dlgparam *dp = (struct dlgparam *)dlg;
2070 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2072 assert(c && c->ctrl->generic.type == CTRL_RADIO);
2073 for (i = 0; i < c->ctrl->radio.nbuttons; i++)
2074 if (IsDlgButtonChecked(dp->hwnd, c->base_id + 1 + i))
2076 assert(!"No radio button was checked?!");
2080 void dlg_checkbox_set(union control *ctrl, void *dlg, int checked)
2082 struct dlgparam *dp = (struct dlgparam *)dlg;
2083 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2084 assert(c && c->ctrl->generic.type == CTRL_CHECKBOX);
2085 CheckDlgButton(dp->hwnd, c->base_id, (checked != 0));
2088 int dlg_checkbox_get(union control *ctrl, void *dlg)
2090 struct dlgparam *dp = (struct dlgparam *)dlg;
2091 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2092 assert(c && c->ctrl->generic.type == CTRL_CHECKBOX);
2093 return 0 != IsDlgButtonChecked(dp->hwnd, c->base_id);
2096 void dlg_editbox_set(union control *ctrl, void *dlg, char const *text)
2098 struct dlgparam *dp = (struct dlgparam *)dlg;
2099 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2100 assert(c && c->ctrl->generic.type == CTRL_EDITBOX);
2101 SetDlgItemText(dp->hwnd, c->base_id+1, text);
2104 char *dlg_editbox_get(union control *ctrl, void *dlg)
2106 struct dlgparam *dp = (struct dlgparam *)dlg;
2107 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2108 assert(c && c->ctrl->generic.type == CTRL_EDITBOX);
2109 return GetDlgItemText_alloc(dp->hwnd, c->base_id+1);
2112 /* The `listbox' functions can also apply to combo boxes. */
2113 void dlg_listbox_clear(union control *ctrl, void *dlg)
2115 struct dlgparam *dp = (struct dlgparam *)dlg;
2116 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2119 (c->ctrl->generic.type == CTRL_LISTBOX ||
2120 (c->ctrl->generic.type == CTRL_EDITBOX &&
2121 c->ctrl->editbox.has_list)));
2122 msg = (c->ctrl->generic.type==CTRL_LISTBOX && c->ctrl->listbox.height!=0 ?
2123 LB_RESETCONTENT : CB_RESETCONTENT);
2124 SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, 0, 0);
2127 void dlg_listbox_del(union control *ctrl, void *dlg, int index)
2129 struct dlgparam *dp = (struct dlgparam *)dlg;
2130 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2133 (c->ctrl->generic.type == CTRL_LISTBOX ||
2134 (c->ctrl->generic.type == CTRL_EDITBOX &&
2135 c->ctrl->editbox.has_list)));
2136 msg = (c->ctrl->generic.type==CTRL_LISTBOX && c->ctrl->listbox.height!=0 ?
2137 LB_DELETESTRING : CB_DELETESTRING);
2138 SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, index, 0);
2141 void dlg_listbox_add(union control *ctrl, void *dlg, char const *text)
2143 struct dlgparam *dp = (struct dlgparam *)dlg;
2144 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2147 (c->ctrl->generic.type == CTRL_LISTBOX ||
2148 (c->ctrl->generic.type == CTRL_EDITBOX &&
2149 c->ctrl->editbox.has_list)));
2150 msg = (c->ctrl->generic.type==CTRL_LISTBOX && c->ctrl->listbox.height!=0 ?
2151 LB_ADDSTRING : CB_ADDSTRING);
2152 SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, 0, (LPARAM)text);
2156 * Each listbox entry may have a numeric id associated with it.
2157 * Note that some front ends only permit a string to be stored at
2158 * each position, which means that _if_ you put two identical
2159 * strings in any listbox then you MUST not assign them different
2160 * IDs and expect to get meaningful results back.
2162 void dlg_listbox_addwithid(union control *ctrl, void *dlg,
2163 char const *text, int id)
2165 struct dlgparam *dp = (struct dlgparam *)dlg;
2166 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2167 int msg, msg2, index;
2169 (c->ctrl->generic.type == CTRL_LISTBOX ||
2170 (c->ctrl->generic.type == CTRL_EDITBOX &&
2171 c->ctrl->editbox.has_list)));
2172 msg = (c->ctrl->generic.type==CTRL_LISTBOX && c->ctrl->listbox.height!=0 ?
2173 LB_ADDSTRING : CB_ADDSTRING);
2174 msg2 = (c->ctrl->generic.type==CTRL_LISTBOX && c->ctrl->listbox.height!=0 ?
2175 LB_SETITEMDATA : CB_SETITEMDATA);
2176 index = SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, 0, (LPARAM)text);
2177 SendDlgItemMessage(dp->hwnd, c->base_id+1, msg2, index, (LPARAM)id);
2180 int dlg_listbox_getid(union control *ctrl, void *dlg, int index)
2182 struct dlgparam *dp = (struct dlgparam *)dlg;
2183 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2185 assert(c && c->ctrl->generic.type == CTRL_LISTBOX);
2186 msg = (c->ctrl->listbox.height != 0 ? LB_GETITEMDATA : CB_GETITEMDATA);
2188 SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, index, 0);
2191 /* dlg_listbox_index returns <0 if no single element is selected. */
2192 int dlg_listbox_index(union control *ctrl, void *dlg)
2194 struct dlgparam *dp = (struct dlgparam *)dlg;
2195 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2197 assert(c && c->ctrl->generic.type == CTRL_LISTBOX);
2198 if (c->ctrl->listbox.multisel) {
2199 assert(c->ctrl->listbox.height != 0); /* not combo box */
2200 ret = SendDlgItemMessage(dp->hwnd, c->base_id+1, LB_GETSELCOUNT, 0, 0);
2201 if (ret == LB_ERR || ret > 1)
2204 msg = (c->ctrl->listbox.height != 0 ? LB_GETCURSEL : CB_GETCURSEL);
2205 ret = SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, 0, 0);
2212 int dlg_listbox_issel(union control *ctrl, void *dlg, int index)
2214 struct dlgparam *dp = (struct dlgparam *)dlg;
2215 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2216 assert(c && c->ctrl->generic.type == CTRL_LISTBOX &&
2217 c->ctrl->listbox.multisel &&
2218 c->ctrl->listbox.height != 0);
2220 SendDlgItemMessage(dp->hwnd, c->base_id+1, LB_GETSEL, index, 0);
2223 void dlg_listbox_select(union control *ctrl, void *dlg, int index)
2225 struct dlgparam *dp = (struct dlgparam *)dlg;
2226 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2228 assert(c && c->ctrl->generic.type == CTRL_LISTBOX &&
2229 !c->ctrl->listbox.multisel);
2230 msg = (c->ctrl->listbox.height != 0 ? LB_SETCURSEL : CB_SETCURSEL);
2231 SendDlgItemMessage(dp->hwnd, c->base_id+1, msg, index, 0);
2234 void dlg_text_set(union control *ctrl, void *dlg, char const *text)
2236 struct dlgparam *dp = (struct dlgparam *)dlg;
2237 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2238 assert(c && c->ctrl->generic.type == CTRL_TEXT);
2239 SetDlgItemText(dp->hwnd, c->base_id, text);
2242 void dlg_label_change(union control *ctrl, void *dlg, char const *text)
2244 struct dlgparam *dp = (struct dlgparam *)dlg;
2245 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2246 char *escaped = NULL;
2250 switch (c->ctrl->generic.type) {
2252 escaped = shortcut_escape(text, c->ctrl->editbox.shortcut);
2256 escaped = shortcut_escape(text, c->ctrl->radio.shortcut);
2260 escaped = shortcut_escape(text, ctrl->checkbox.shortcut);
2264 escaped = shortcut_escape(text, ctrl->button.shortcut);
2268 escaped = shortcut_escape(text, ctrl->listbox.shortcut);
2271 case CTRL_FILESELECT:
2272 escaped = shortcut_escape(text, ctrl->fileselect.shortcut);
2275 case CTRL_FONTSELECT:
2276 escaped = shortcut_escape(text, ctrl->fontselect.shortcut);
2280 assert(!"Can't happen");
2284 SetDlgItemText(dp->hwnd, id, escaped);
2289 void dlg_filesel_set(union control *ctrl, void *dlg, Filename *fn)
2291 struct dlgparam *dp = (struct dlgparam *)dlg;
2292 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2293 assert(c && c->ctrl->generic.type == CTRL_FILESELECT);
2294 SetDlgItemText(dp->hwnd, c->base_id+1, fn->path);
2297 Filename *dlg_filesel_get(union control *ctrl, void *dlg)
2299 struct dlgparam *dp = (struct dlgparam *)dlg;
2300 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2303 assert(c && c->ctrl->generic.type == CTRL_FILESELECT);
2304 tmp = GetDlgItemText_alloc(dp->hwnd, c->base_id+1);
2305 ret = filename_from_str(tmp);
2310 void dlg_fontsel_set(union control *ctrl, void *dlg, FontSpec *fs)
2312 char *buf, *boldstr;
2313 struct dlgparam *dp = (struct dlgparam *)dlg;
2314 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2315 assert(c && c->ctrl->generic.type == CTRL_FONTSELECT);
2317 fontspec_free((FontSpec *)c->data);
2318 c->data = fontspec_copy(fs);
2320 boldstr = (fs->isbold ? "bold, " : "");
2321 if (fs->height == 0)
2322 buf = dupprintf("Font: %s, %sdefault height", fs->name, boldstr);
2324 buf = dupprintf("Font: %s, %s%d-%s", fs->name, boldstr,
2325 (fs->height < 0 ? -fs->height : fs->height),
2326 (fs->height < 0 ? "pixel" : "point"));
2327 SetDlgItemText(dp->hwnd, c->base_id+1, buf);
2330 dlg_auto_set_fixed_pitch_flag(dp);
2333 FontSpec *dlg_fontsel_get(union control *ctrl, void *dlg)
2335 struct dlgparam *dp = (struct dlgparam *)dlg;
2336 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2337 assert(c && c->ctrl->generic.type == CTRL_FONTSELECT);
2338 return fontspec_copy((FontSpec *)c->data);
2342 * Bracketing a large set of updates in these two functions will
2343 * cause the front end (if possible) to delay updating the screen
2344 * until it's all complete, thus avoiding flicker.
2346 void dlg_update_start(union control *ctrl, void *dlg)
2348 struct dlgparam *dp = (struct dlgparam *)dlg;
2349 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2350 if (c && c->ctrl->generic.type == CTRL_LISTBOX) {
2351 SendDlgItemMessage(dp->hwnd, c->base_id+1, WM_SETREDRAW, FALSE, 0);
2355 void dlg_update_done(union control *ctrl, void *dlg)
2357 struct dlgparam *dp = (struct dlgparam *)dlg;
2358 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2359 if (c && c->ctrl->generic.type == CTRL_LISTBOX) {
2360 HWND hw = GetDlgItem(dp->hwnd, c->base_id+1);
2361 SendMessage(hw, WM_SETREDRAW, TRUE, 0);
2362 InvalidateRect(hw, NULL, TRUE);
2366 void dlg_set_focus(union control *ctrl, void *dlg)
2368 struct dlgparam *dp = (struct dlgparam *)dlg;
2369 struct winctrl *c = dlg_findbyctrl(dp, ctrl);
2374 switch (ctrl->generic.type) {
2375 case CTRL_EDITBOX: id = c->base_id + 1; break;
2377 for (id = c->base_id + ctrl->radio.nbuttons; id > 1; id--)
2378 if (IsDlgButtonChecked(dp->hwnd, id))
2381 * In the theoretically-unlikely case that no button was
2382 * selected, id should come out of this as 1, which is a
2383 * reasonable enough choice.
2386 case CTRL_CHECKBOX: id = c->base_id; break;
2387 case CTRL_BUTTON: id = c->base_id; break;
2388 case CTRL_LISTBOX: id = c->base_id + 1; break;
2389 case CTRL_FILESELECT: id = c->base_id + 1; break;
2390 case CTRL_FONTSELECT: id = c->base_id + 2; break;
2391 default: id = c->base_id; break;
2393 ctl = GetDlgItem(dp->hwnd, id);
2398 * During event processing, you might well want to give an error
2399 * indication to the user. dlg_beep() is a quick and easy generic
2400 * error; dlg_error() puts up a message-box or equivalent.
2402 void dlg_beep(void *dlg)
2404 /* struct dlgparam *dp = (struct dlgparam *)dlg; */
2408 void dlg_error_msg(void *dlg, const char *msg)
2410 struct dlgparam *dp = (struct dlgparam *)dlg;
2411 MessageBox(dp->hwnd, msg,
2412 dp->errtitle ? dp->errtitle : NULL,
2413 MB_OK | MB_ICONERROR);
2417 * This function signals to the front end that the dialog's
2418 * processing is completed, and passes an integer value (typically
2419 * a success status).
2421 void dlg_end(void *dlg, int value)
2423 struct dlgparam *dp = (struct dlgparam *)dlg;
2425 dp->endresult = value;
2428 void dlg_refresh(union control *ctrl, void *dlg)
2430 struct dlgparam *dp = (struct dlgparam *)dlg;
2436 * Send EVENT_REFRESH to absolutely everything.
2438 for (j = 0; j < dp->nctrltrees; j++) {
2440 (c = winctrl_findbyindex(dp->controltrees[j], i)) != NULL;
2442 if (c->ctrl && c->ctrl->generic.handler != NULL)
2443 c->ctrl->generic.handler(c->ctrl, dp,
2444 dp->data, EVENT_REFRESH);
2449 * Send EVENT_REFRESH to a specific control.
2451 if (ctrl->generic.handler != NULL)
2452 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_REFRESH);
2456 void dlg_coloursel_start(union control *ctrl, void *dlg, int r, int g, int b)
2458 struct dlgparam *dp = (struct dlgparam *)dlg;
2459 dp->coloursel_wanted = TRUE;
2460 dp->coloursel_result.r = r;
2461 dp->coloursel_result.g = g;
2462 dp->coloursel_result.b = b;
2465 int dlg_coloursel_results(union control *ctrl, void *dlg,
2466 int *r, int *g, int *b)
2468 struct dlgparam *dp = (struct dlgparam *)dlg;
2469 if (dp->coloursel_result.ok) {
2470 *r = dp->coloursel_result.r;
2471 *g = dp->coloursel_result.g;
2472 *b = dp->coloursel_result.b;
2478 void dlg_auto_set_fixed_pitch_flag(void *dlg)
2480 struct dlgparam *dp = (struct dlgparam *)dlg;
2481 Conf *conf = (Conf *)dp->data;
2490 * Attempt to load the current font, and see if it's
2491 * variable-pitch. If so, start off the fixed-pitch flag for the
2492 * dialog box as false.
2494 * We assume here that any client of the dlg_* mechanism which is
2495 * using font selectors at all is also using a normal 'Conf *'
2499 quality = conf_get_int(conf, CONF_font_quality);
2500 fs = conf_get_fontspec(conf, CONF_font);
2502 hfont = CreateFont(0, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE,
2503 DEFAULT_CHARSET, OUT_DEFAULT_PRECIS,
2504 CLIP_DEFAULT_PRECIS, FONT_QUALITY(quality),
2505 FIXED_PITCH | FF_DONTCARE, fs->name);
2507 if (hdc && SelectObject(hdc, hfont) && GetTextMetrics(hdc, &tm)) {
2508 /* Note that the TMPF_FIXED_PITCH bit is defined upside down :-( */
2509 is_var = (tm.tmPitchAndFamily & TMPF_FIXED_PITCH);
2511 is_var = FALSE; /* assume it's basically normal */
2514 ReleaseDC(NULL, hdc);
2516 DeleteObject(hfont);
2519 dp->fixed_pitch_fonts = FALSE;
2522 int dlg_get_fixed_pitch_flag(void *dlg)
2524 struct dlgparam *dp = (struct dlgparam *)dlg;
2525 return dp->fixed_pitch_fonts;
2528 void dlg_set_fixed_pitch_flag(void *dlg, int flag)
2530 struct dlgparam *dp = (struct dlgparam *)dlg;
2531 dp->fixed_pitch_fonts = flag;
2534 void dp_init(struct dlgparam *dp)
2539 dp->focused = dp->lastfocused = NULL;
2540 memset(dp->shortcuts, 0, sizeof(dp->shortcuts));
2542 dp->wintitle = dp->errtitle = NULL;
2543 dp->fixed_pitch_fonts = TRUE;
2546 void dp_add_tree(struct dlgparam *dp, struct winctrls *wc)
2548 assert(dp->nctrltrees < lenof(dp->controltrees));
2549 dp->controltrees[dp->nctrltrees++] = wc;
2552 void dp_cleanup(struct dlgparam *dp)
2554 sfree(dp->wintitle);
2555 sfree(dp->errtitle);