Commit | Line | Data |
---|---|---|
5c520e0a | 1 | /* Implements a lightweight menubar widget. |
81e32ca3 GM |
2 | Copyright (C) 1992 Lucid, Inc. |
3 | Copyright (C) 1994, 1995, 1997, 1999, 2000, 2001, 2002, 2003, 2004, | |
114f9c96 | 4 | 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
07bf635f RS |
5 | |
6 | This file is part of the Lucid Widget Library. | |
7 | ||
5c520e0a | 8 | The Lucid Widget Library is free software; you can redistribute it and/or |
07bf635f RS |
9 | modify it under the terms of the GNU General Public License as published by |
10 | the Free Software Foundation; either version 2, or (at your option) | |
11 | any later version. | |
12 | ||
13 | The Lucid Widget Library is distributed in the hope that it will be useful, | |
5c520e0a | 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
07bf635f RS |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
1fb87c77 | 19 | along with GNU Emacs; see the file COPYING. If not, write to the |
364c38d3 LK |
20 | Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
21 | Boston, MA 02110-1301, USA. */ | |
07bf635f RS |
22 | |
23 | /* Created by devin@lucid.com */ | |
24 | ||
0f0912e6 PE |
25 | #ifdef HAVE_CONFIG_H |
26 | #include <config.h> | |
27 | #endif | |
28 | ||
d7306fe6 | 29 | #include <setjmp.h> |
404074e2 | 30 | #include "lisp.h" |
2f96293d | 31 | |
07bf635f | 32 | #include <stdio.h> |
99852628 | 33 | #include <ctype.h> |
07bf635f RS |
34 | |
35 | #include <sys/types.h> | |
5c520e0a SS |
36 | #if (defined __sun) && !(defined SUNOS41) |
37 | #define SUNOS41 | |
07bf635f | 38 | #include <X11/Xos.h> |
5c520e0a SS |
39 | #undef SUNOS41 |
40 | #else | |
41 | #include <X11/Xos.h> | |
42 | #endif | |
07bf635f | 43 | #include <X11/IntrinsicP.h> |
2289f3f4 | 44 | #include <X11/ObjectP.h> |
07bf635f RS |
45 | #include <X11/StringDefs.h> |
46 | #include <X11/cursorfont.h> | |
f0bd1598 | 47 | #include <X11/Shell.h> |
07bf635f | 48 | #include "xlwmenuP.h" |
fc8fefed | 49 | |
a57a1605 | 50 | #ifdef emacs |
f1c16db4 GM |
51 | |
52 | /* Defined in xfns.c. When config.h defines `static' as empty, we get | |
53 | redefinition errors when gray_bitmap is included more than once, so | |
54 | we're referring to the one include in xfns.c here. */ | |
55 | ||
56 | extern int gray_bitmap_width; | |
57 | extern int gray_bitmap_height; | |
5916243b | 58 | extern char *gray_bitmap_bits; |
f1c16db4 | 59 | |
1f5df1f7 JD |
60 | #include "xterm.h" |
61 | ||
f1c16db4 GM |
62 | #else /* not emacs */ |
63 | ||
64 | #include <X11/bitmaps/gray> | |
65 | #define gray_bitmap_width gray_width | |
66 | #define gray_bitmap_height gray_height | |
67 | #define gray_bitmap_bits gray_bits | |
68 | ||
69 | #endif /* not emacs */ | |
d398028f PR |
70 | |
71 | static int pointer_grabbed; | |
72 | static XEvent menu_post_event; | |
07bf635f | 73 | |
99852628 | 74 | static XFontStruct *xlwmenu_default_font; |
47d52240 | 75 | |
5c520e0a SS |
76 | static char |
77 | xlwMenuTranslations [] = | |
ba624d0f RS |
78 | "<BtnDown>: start()\n\ |
79 | <Motion>: drag()\n\ | |
80 | <BtnUp>: select()\n\ | |
81 | <Key>Shift_L: nothing()\n\ | |
82 | <Key>Shift_R: nothing()\n\ | |
83 | <Key>Meta_L: nothing()\n\ | |
84 | <Key>Meta_R: nothing()\n\ | |
85 | <Key>Control_L: nothing()\n\ | |
86 | <Key>Control_R: nothing()\n\ | |
87 | <Key>Hyper_L: nothing()\n\ | |
88 | <Key>Hyper_R: nothing()\n\ | |
89 | <Key>Super_L: nothing()\n\ | |
90 | <Key>Super_R: nothing()\n\ | |
91 | <Key>Alt_L: nothing()\n\ | |
92 | <Key>Alt_R: nothing()\n\ | |
93 | <Key>Caps_Lock: nothing()\n\ | |
94 | <Key>Shift_Lock: nothing()\n\ | |
95 | <KeyUp>Shift_L: nothing()\n\ | |
96 | <KeyUp>Shift_R: nothing()\n\ | |
97 | <KeyUp>Meta_L: nothing()\n\ | |
98 | <KeyUp>Meta_R: nothing()\n\ | |
99 | <KeyUp>Control_L: nothing()\n\ | |
100 | <KeyUp>Control_R: nothing()\n\ | |
101 | <KeyUp>Hyper_L: nothing()\n\ | |
102 | <KeyUp>Hyper_R: nothing()\n\ | |
103 | <KeyUp>Super_L: nothing()\n\ | |
104 | <KeyUp>Super_R: nothing()\n\ | |
105 | <KeyUp>Alt_L: nothing()\n\ | |
106 | <KeyUp>Alt_R: nothing()\n\ | |
107 | <KeyUp>Caps_Lock: nothing()\n\ | |
108 | <KeyUp>Shift_Lock:nothing()\n\ | |
a7e19a26 PJ |
109 | <Key>Return: select()\n\ |
110 | <Key>Down: down()\n\ | |
111 | <Key>Up: up()\n\ | |
112 | <Key>Left: left()\n\ | |
113 | <Key>Right: right()\n\ | |
ba624d0f RS |
114 | <Key>: key()\n\ |
115 | <KeyUp>: key()\n\ | |
07bf635f RS |
116 | "; |
117 | ||
a7e19a26 PJ |
118 | /* FIXME: Space should toggle toggleable menu item but not remove the menu |
119 | so you can toggle the next one without entering the menu again. */ | |
120 | ||
121 | /* FIXME: Should ESC close one level of menu structure or the complete menu? */ | |
122 | ||
2376c841 | 123 | /* FIXME: F10 should enter the menu, the first one in the menu-bar. */ |
a7e19a26 | 124 | |
07bf635f | 125 | #define offset(field) XtOffset(XlwMenuWidget, field) |
5c520e0a | 126 | static XtResource |
07bf635f | 127 | xlwMenuResources[] = |
5c520e0a | 128 | { |
423a3f59 | 129 | #ifdef HAVE_X_I18N |
2015c054 JD |
130 | {XtNfontSet, XtCFontSet, XtRFontSet, sizeof(XFontSet), |
131 | offset(menu.fontSet), XtRFontSet, NULL}, | |
99852628 JD |
132 | #endif |
133 | #ifdef HAVE_XFT | |
134 | #define DEFAULT_FACENAME "Sans-10" | |
135 | {XtNfaceName, XtCFaceName, XtRString, sizeof(String), | |
136 | offset(menu.faceName), XtRString, DEFAULT_FACENAME}, | |
137 | {XtNdefaultFace, XtCDefaultFace, XtRInt, sizeof(int), | |
138 | offset(menu.default_face), XtRImmediate, (XtPointer)1}, | |
2015c054 | 139 | #endif |
07bf635f | 140 | {XtNfont, XtCFont, XtRFontStruct, sizeof(XFontStruct *), |
423a3f59 | 141 | offset(menu.font), XtRString, "XtDefaultFont"}, |
07bf635f RS |
142 | {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel), |
143 | offset(menu.foreground), XtRString, "XtDefaultForeground"}, | |
8b71a9ca PJ |
144 | {XtNdisabledForeground, XtCDisabledForeground, XtRPixel, sizeof(Pixel), |
145 | offset(menu.disabled_foreground), XtRString, (XtPointer)NULL}, | |
07bf635f RS |
146 | {XtNbuttonForeground, XtCButtonForeground, XtRPixel, sizeof(Pixel), |
147 | offset(menu.button_foreground), XtRString, "XtDefaultForeground"}, | |
148 | {XtNmargin, XtCMargin, XtRDimension, sizeof(Dimension), | |
2376c841 | 149 | offset(menu.margin), XtRImmediate, (XtPointer)1}, |
07bf635f RS |
150 | {XtNhorizontalSpacing, XtCMargin, XtRDimension, sizeof(Dimension), |
151 | offset(menu.horizontal_spacing), XtRImmediate, (XtPointer)3}, | |
152 | {XtNverticalSpacing, XtCMargin, XtRDimension, sizeof(Dimension), | |
2376c841 | 153 | offset(menu.vertical_spacing), XtRImmediate, (XtPointer)2}, |
07bf635f RS |
154 | {XtNarrowSpacing, XtCMargin, XtRDimension, sizeof(Dimension), |
155 | offset(menu.arrow_spacing), XtRImmediate, (XtPointer)10}, | |
156 | ||
d398028f | 157 | {XmNshadowThickness, XmCShadowThickness, XtRDimension, |
07bf635f | 158 | sizeof (Dimension), offset (menu.shadow_thickness), |
2376c841 | 159 | XtRImmediate, (XtPointer)1}, |
07bf635f RS |
160 | {XmNtopShadowColor, XmCTopShadowColor, XtRPixel, sizeof (Pixel), |
161 | offset (menu.top_shadow_color), XtRImmediate, (XtPointer)-1}, | |
162 | {XmNbottomShadowColor, XmCBottomShadowColor, XtRPixel, sizeof (Pixel), | |
163 | offset (menu.bottom_shadow_color), XtRImmediate, (XtPointer)-1}, | |
164 | {XmNtopShadowPixmap, XmCTopShadowPixmap, XtRPixmap, sizeof (Pixmap), | |
165 | offset (menu.top_shadow_pixmap), XtRImmediate, (XtPointer)None}, | |
166 | {XmNbottomShadowPixmap, XmCBottomShadowPixmap, XtRPixmap, sizeof (Pixmap), | |
167 | offset (menu.bottom_shadow_pixmap), XtRImmediate, (XtPointer)None}, | |
168 | ||
5c520e0a | 169 | {XtNopen, XtCCallback, XtRCallback, sizeof(XtPointer), |
07bf635f | 170 | offset(menu.open), XtRCallback, (XtPointer)NULL}, |
5c520e0a | 171 | {XtNselect, XtCCallback, XtRCallback, sizeof(XtPointer), |
07bf635f | 172 | offset(menu.select), XtRCallback, (XtPointer)NULL}, |
5c520e0a | 173 | {XtNhighlightCallback, XtCCallback, XtRCallback, sizeof(XtPointer), |
d6fd6371 | 174 | offset(menu.highlight), XtRCallback, (XtPointer)NULL}, |
1ecd5086 JD |
175 | {XtNenterCallback, XtCCallback, XtRCallback, sizeof(XtPointer), |
176 | offset(menu.enter), XtRCallback, (XtPointer)NULL}, | |
177 | {XtNleaveCallback, XtCCallback, XtRCallback, sizeof(XtPointer), | |
178 | offset(menu.leave), XtRCallback, (XtPointer)NULL}, | |
07bf635f RS |
179 | {XtNmenu, XtCMenu, XtRPointer, sizeof(XtPointer), |
180 | offset(menu.contents), XtRImmediate, (XtPointer)NULL}, | |
181 | {XtNcursor, XtCCursor, XtRCursor, sizeof(Cursor), | |
182 | offset(menu.cursor_shape), XtRString, (XtPointer)"right_ptr"}, | |
183 | {XtNhorizontal, XtCHorizontal, XtRInt, sizeof(int), | |
184 | offset(menu.horizontal), XtRImmediate, (XtPointer)True}, | |
185 | }; | |
186 | #undef offset | |
187 | ||
188 | static Boolean XlwMenuSetValues(); | |
189 | static void XlwMenuRealize(); | |
07bf635f RS |
190 | static void XlwMenuResize(); |
191 | static void XlwMenuInitialize(); | |
192 | static void XlwMenuRedisplay(); | |
193 | static void XlwMenuDestroy(); | |
194 | static void XlwMenuClassInitialize(); | |
195 | static void Start(); | |
196 | static void Drag(); | |
a7e19a26 PJ |
197 | static void Down(); |
198 | static void Up(); | |
199 | static void Left(); | |
200 | static void Right(); | |
07bf635f | 201 | static void Select(); |
ba624d0f RS |
202 | static void Key(); |
203 | static void Nothing(); | |
8fdc9384 | 204 | static int separator_height __P ((enum menu_separator)); |
244c93fe JD |
205 | static void pop_up_menu __P ((XlwMenuWidget, XButtonPressedEvent *)); |
206 | ||
07bf635f | 207 | |
5c520e0a | 208 | static XtActionsRec |
07bf635f RS |
209 | xlwMenuActionsList [] = |
210 | { | |
211 | {"start", Start}, | |
212 | {"drag", Drag}, | |
a7e19a26 PJ |
213 | {"down", Down}, |
214 | {"up", Up}, | |
215 | {"left", Left}, | |
216 | {"right", Right}, | |
07bf635f | 217 | {"select", Select}, |
ba624d0f | 218 | {"key", Key}, |
4220b2a5 | 219 | {"MenuGadgetEscape", Key}, /* Compatibility with Lesstif/Motif. */ |
ba624d0f | 220 | {"nothing", Nothing}, |
07bf635f RS |
221 | }; |
222 | ||
223 | #define SuperClass ((CoreWidgetClass)&coreClassRec) | |
224 | ||
225 | XlwMenuClassRec xlwMenuClassRec = | |
226 | { | |
227 | { /* CoreClass fields initialization */ | |
5c520e0a | 228 | (WidgetClass) SuperClass, /* superclass */ |
07bf635f RS |
229 | "XlwMenu", /* class_name */ |
230 | sizeof(XlwMenuRec), /* size */ | |
231 | XlwMenuClassInitialize, /* class_initialize */ | |
232 | NULL, /* class_part_initialize */ | |
233 | FALSE, /* class_inited */ | |
234 | XlwMenuInitialize, /* initialize */ | |
235 | NULL, /* initialize_hook */ | |
236 | XlwMenuRealize, /* realize */ | |
237 | xlwMenuActionsList, /* actions */ | |
238 | XtNumber(xlwMenuActionsList), /* num_actions */ | |
239 | xlwMenuResources, /* resources */ | |
240 | XtNumber(xlwMenuResources), /* resource_count */ | |
241 | NULLQUARK, /* xrm_class */ | |
242 | TRUE, /* compress_motion */ | |
423a3f59 | 243 | XtExposeCompressMaximal, /* compress_exposure */ |
07bf635f RS |
244 | TRUE, /* compress_enterleave */ |
245 | FALSE, /* visible_interest */ | |
246 | XlwMenuDestroy, /* destroy */ | |
247 | XlwMenuResize, /* resize */ | |
248 | XlwMenuRedisplay, /* expose */ | |
249 | XlwMenuSetValues, /* set_values */ | |
250 | NULL, /* set_values_hook */ | |
251 | XtInheritSetValuesAlmost, /* set_values_almost */ | |
252 | NULL, /* get_values_hook */ | |
253 | NULL, /* accept_focus */ | |
254 | XtVersion, /* version */ | |
255 | NULL, /* callback_private */ | |
256 | xlwMenuTranslations, /* tm_table */ | |
257 | XtInheritQueryGeometry, /* query_geometry */ | |
258 | XtInheritDisplayAccelerator, /* display_accelerator */ | |
259 | NULL /* extension */ | |
260 | }, /* XlwMenuClass fields initialization */ | |
261 | { | |
262 | 0 /* dummy */ | |
263 | }, | |
264 | }; | |
265 | ||
266 | WidgetClass xlwMenuWidgetClass = (WidgetClass) &xlwMenuClassRec; | |
267 | ||
d398028f PR |
268 | int submenu_destroyed; |
269 | ||
005e0d57 JD |
270 | /* For debug, if installation-directory is non-nil this is not an installed |
271 | Emacs. In that case we do not grab the keyboard to make it easier to | |
272 | debug. */ | |
273 | #define GRAB_KEYBOARD (EQ (Vinstallation_directory, Qnil)) | |
4db7db7d | 274 | |
d398028f PR |
275 | static int next_release_must_exit; |
276 | ||
07bf635f | 277 | \f/* Utilities */ |
be06a3df | 278 | |
4db7db7d JD |
279 | /* Ungrab pointer and keyboard */ |
280 | static void | |
281 | ungrab_all (w, ungrabtime) | |
282 | Widget w; | |
283 | Time ungrabtime; | |
284 | { | |
285 | XtUngrabPointer (w, ungrabtime); | |
005e0d57 | 286 | if (GRAB_KEYBOARD) XtUngrabKeyboard (w, ungrabtime); |
4db7db7d | 287 | } |
be06a3df GM |
288 | |
289 | /* Like abort, but remove grabs from widget W before. */ | |
290 | ||
291 | static void | |
292 | abort_gracefully (w) | |
293 | Widget w; | |
294 | { | |
295 | if (XtIsShell (XtParent (w))) | |
296 | XtRemoveGrab (w); | |
4db7db7d | 297 | ungrab_all (w, CurrentTime); |
be06a3df GM |
298 | abort (); |
299 | } | |
300 | ||
07bf635f | 301 | static void |
d398028f PR |
302 | push_new_stack (mw, val) |
303 | XlwMenuWidget mw; | |
304 | widget_value* val; | |
07bf635f RS |
305 | { |
306 | if (!mw->menu.new_stack) | |
307 | { | |
308 | mw->menu.new_stack_length = 10; | |
309 | mw->menu.new_stack = | |
310 | (widget_value**)XtCalloc (mw->menu.new_stack_length, | |
311 | sizeof (widget_value*)); | |
312 | } | |
313 | else if (mw->menu.new_depth == mw->menu.new_stack_length) | |
314 | { | |
315 | mw->menu.new_stack_length *= 2; | |
316 | mw->menu.new_stack = | |
317 | (widget_value**)XtRealloc ((char*)mw->menu.new_stack, | |
318 | mw->menu.new_stack_length * sizeof (widget_value*)); | |
319 | } | |
320 | mw->menu.new_stack [mw->menu.new_depth++] = val; | |
321 | } | |
322 | ||
323 | static void | |
d398028f PR |
324 | pop_new_stack_if_no_contents (mw) |
325 | XlwMenuWidget mw; | |
07bf635f | 326 | { |
fa74535d | 327 | if (mw->menu.new_depth > 1) |
07bf635f RS |
328 | { |
329 | if (!mw->menu.new_stack [mw->menu.new_depth - 1]->contents) | |
330 | mw->menu.new_depth -= 1; | |
331 | } | |
332 | } | |
333 | ||
334 | static void | |
d398028f PR |
335 | make_old_stack_space (mw, n) |
336 | XlwMenuWidget mw; | |
337 | int n; | |
07bf635f RS |
338 | { |
339 | if (!mw->menu.old_stack) | |
340 | { | |
341 | mw->menu.old_stack_length = 10; | |
342 | mw->menu.old_stack = | |
343 | (widget_value**)XtCalloc (mw->menu.old_stack_length, | |
344 | sizeof (widget_value*)); | |
345 | } | |
346 | else if (mw->menu.old_stack_length < n) | |
347 | { | |
348 | mw->menu.old_stack_length *= 2; | |
349 | mw->menu.old_stack = | |
350 | (widget_value**)XtRealloc ((char*)mw->menu.old_stack, | |
351 | mw->menu.old_stack_length * sizeof (widget_value*)); | |
352 | } | |
353 | } | |
354 | ||
355 | \f/* Size code */ | |
1f5df1f7 | 356 | static int |
d398028f PR |
357 | string_width (mw, s) |
358 | XlwMenuWidget mw; | |
359 | char *s; | |
07bf635f RS |
360 | { |
361 | XCharStruct xcs; | |
362 | int drop; | |
99852628 JD |
363 | #ifdef HAVE_XFT |
364 | if (mw->menu.xft_font) | |
365 | { | |
366 | XGlyphInfo gi; | |
367 | XftTextExtentsUtf8 (XtDisplay (mw), mw->menu.xft_font, | |
368 | (FcChar8 *) s, | |
369 | strlen (s), &gi); | |
370 | return gi.width; | |
371 | } | |
372 | #endif | |
2015c054 | 373 | #ifdef HAVE_X_I18N |
2015c054 JD |
374 | if (mw->menu.fontSet) |
375 | { | |
99852628 | 376 | XRectangle ink, logical; |
2015c054 JD |
377 | XmbTextExtents (mw->menu.fontSet, s, strlen (s), &ink, &logical); |
378 | return logical.width; | |
379 | } | |
380 | #endif | |
5c520e0a | 381 | |
07bf635f RS |
382 | XTextExtents (mw->menu.font, s, strlen (s), &drop, &drop, &drop, &xcs); |
383 | return xcs.width; | |
2015c054 | 384 | |
07bf635f RS |
385 | } |
386 | ||
99852628 JD |
387 | #ifdef HAVE_XFT |
388 | #define MENU_FONT_HEIGHT(mw) \ | |
389 | ((mw)->menu.xft_font != NULL \ | |
390 | ? (mw)->menu.xft_font->height \ | |
391 | : ((mw)->menu.fontSet != NULL \ | |
392 | ? (mw)->menu.font_extents->max_logical_extent.height \ | |
393 | : (mw)->menu.font->ascent + (mw)->menu.font->descent)) | |
394 | #define MENU_FONT_ASCENT(mw) \ | |
395 | ((mw)->menu.xft_font != NULL \ | |
396 | ? (mw)->menu.xft_font->ascent \ | |
397 | : ((mw)->menu.fontSet != NULL \ | |
398 | ? - (mw)->menu.font_extents->max_logical_extent.y \ | |
399 | : (mw)->menu.font->ascent)) | |
400 | #else | |
423a3f59 SM |
401 | #ifdef HAVE_X_I18N |
402 | #define MENU_FONT_HEIGHT(mw) \ | |
2015c054 JD |
403 | ((mw)->menu.fontSet != NULL \ |
404 | ? (mw)->menu.font_extents->max_logical_extent.height \ | |
405 | : (mw)->menu.font->ascent + (mw)->menu.font->descent) | |
15df8e89 | 406 | #define MENU_FONT_ASCENT(mw) \ |
2015c054 JD |
407 | ((mw)->menu.fontSet != NULL \ |
408 | ? - (mw)->menu.font_extents->max_logical_extent.y \ | |
409 | : (mw)->menu.font->ascent) | |
423a3f59 SM |
410 | #else |
411 | #define MENU_FONT_HEIGHT(mw) \ | |
412 | ((mw)->menu.font->ascent + (mw)->menu.font->descent) | |
413 | #define MENU_FONT_ASCENT(mw) ((mw)->menu.font->ascent) | |
414 | #endif | |
99852628 | 415 | #endif |
423a3f59 | 416 | |
07bf635f | 417 | static int |
d398028f PR |
418 | arrow_width (mw) |
419 | XlwMenuWidget mw; | |
07bf635f | 420 | { |
423a3f59 | 421 | return (MENU_FONT_ASCENT (mw) * 3/4) | 1; |
07bf635f RS |
422 | } |
423 | ||
be06a3df GM |
424 | /* Return the width of toggle buttons of widget MW. */ |
425 | ||
426 | static int | |
427 | toggle_button_width (mw) | |
428 | XlwMenuWidget mw; | |
429 | { | |
423a3f59 | 430 | return (MENU_FONT_HEIGHT (mw) * 2 / 3) | 1; |
be06a3df GM |
431 | } |
432 | ||
433 | ||
434 | /* Return the width of radio buttons of widget MW. */ | |
435 | ||
436 | static int | |
437 | radio_button_width (mw) | |
438 | XlwMenuWidget mw; | |
439 | { | |
440 | return toggle_button_width (mw) * 1.41; | |
441 | } | |
442 | ||
443 | ||
07bf635f RS |
444 | static XtResource |
445 | nameResource[] = | |
5c520e0a | 446 | { |
07bf635f RS |
447 | {"labelString", "LabelString", XtRString, sizeof(String), |
448 | 0, XtRImmediate, 0}, | |
449 | }; | |
450 | ||
451 | static char* | |
d398028f PR |
452 | resource_widget_value (mw, val) |
453 | XlwMenuWidget mw; | |
454 | widget_value *val; | |
07bf635f RS |
455 | { |
456 | if (!val->toolkit_data) | |
457 | { | |
458 | char* resourced_name = NULL; | |
459 | char* complete_name; | |
460 | XtGetSubresources ((Widget) mw, | |
461 | (XtPointer) &resourced_name, | |
462 | val->name, val->name, | |
463 | nameResource, 1, NULL, 0); | |
464 | if (!resourced_name) | |
465 | resourced_name = val->name; | |
466 | if (!val->value) | |
d97342f3 RS |
467 | { |
468 | complete_name = (char *) XtMalloc (strlen (resourced_name) + 1); | |
469 | strcpy (complete_name, resourced_name); | |
470 | } | |
07bf635f RS |
471 | else |
472 | { | |
473 | int complete_length = | |
474 | strlen (resourced_name) + strlen (val->value) + 2; | |
475 | complete_name = XtMalloc (complete_length); | |
476 | *complete_name = 0; | |
477 | strcat (complete_name, resourced_name); | |
478 | strcat (complete_name, " "); | |
479 | strcat (complete_name, val->value); | |
480 | } | |
481 | ||
482 | val->toolkit_data = complete_name; | |
483 | val->free_toolkit_data = True; | |
484 | } | |
485 | return (char*)val->toolkit_data; | |
486 | } | |
487 | ||
488 | /* Returns the sizes of an item */ | |
489 | static void | |
be06a3df GM |
490 | size_menu_item (mw, val, horizontal_p, label_width, rest_width, button_width, |
491 | height) | |
d398028f PR |
492 | XlwMenuWidget mw; |
493 | widget_value* val; | |
494 | int horizontal_p; | |
495 | int* label_width; | |
496 | int* rest_width; | |
be06a3df | 497 | int* button_width; |
d398028f | 498 | int* height; |
07bf635f | 499 | { |
be06a3df | 500 | enum menu_separator separator; |
5c520e0a | 501 | |
be06a3df | 502 | if (lw_separator_p (val->name, &separator, 0)) |
07bf635f | 503 | { |
be06a3df | 504 | *height = separator_height (separator); |
07bf635f RS |
505 | *label_width = 1; |
506 | *rest_width = 0; | |
be06a3df | 507 | *button_width = 0; |
07bf635f RS |
508 | } |
509 | else | |
510 | { | |
423a3f59 SM |
511 | *height = MENU_FONT_HEIGHT (mw) |
512 | + 2 * mw->menu.vertical_spacing + 2 * mw->menu.shadow_thickness; | |
5c520e0a | 513 | |
07bf635f RS |
514 | *label_width = |
515 | string_width (mw, resource_widget_value (mw, val)) | |
516 | + mw->menu.horizontal_spacing + mw->menu.shadow_thickness; | |
5c520e0a | 517 | |
07bf635f RS |
518 | *rest_width = mw->menu.horizontal_spacing + mw->menu.shadow_thickness; |
519 | if (!horizontal_p) | |
520 | { | |
521 | if (val->contents) | |
be06a3df | 522 | /* Add width of the arrow displayed for submenus. */ |
07bf635f RS |
523 | *rest_width += arrow_width (mw) + mw->menu.arrow_spacing; |
524 | else if (val->key) | |
be06a3df GM |
525 | /* Add width of key equivalent string. */ |
526 | *rest_width += (string_width (mw, val->key) | |
527 | + mw->menu.arrow_spacing); | |
528 | ||
529 | if (val->button_type == BUTTON_TYPE_TOGGLE) | |
530 | *button_width = (toggle_button_width (mw) | |
531 | + mw->menu.horizontal_spacing); | |
532 | else if (val->button_type == BUTTON_TYPE_RADIO) | |
533 | *button_width = (radio_button_width (mw) | |
534 | + mw->menu.horizontal_spacing); | |
07bf635f RS |
535 | } |
536 | } | |
537 | } | |
538 | ||
539 | static void | |
d398028f PR |
540 | size_menu (mw, level) |
541 | XlwMenuWidget mw; | |
542 | int level; | |
07bf635f | 543 | { |
ccf589a6 | 544 | unsigned int label_width = 0; |
07bf635f | 545 | int rest_width = 0; |
be06a3df | 546 | int button_width = 0; |
07bf635f | 547 | int max_rest_width = 0; |
be06a3df | 548 | int max_button_width = 0; |
ccf589a6 | 549 | unsigned int height = 0; |
07bf635f RS |
550 | int horizontal_p = mw->menu.horizontal && (level == 0); |
551 | widget_value* val; | |
552 | window_state* ws; | |
553 | ||
554 | if (level >= mw->menu.old_depth) | |
be06a3df | 555 | abort_gracefully ((Widget) mw); |
07bf635f | 556 | |
5c520e0a | 557 | ws = &mw->menu.windows [level]; |
07bf635f RS |
558 | ws->width = 0; |
559 | ws->height = 0; | |
560 | ws->label_width = 0; | |
be06a3df | 561 | ws->button_width = 0; |
07bf635f RS |
562 | |
563 | for (val = mw->menu.old_stack [level]->contents; val; val = val->next) | |
564 | { | |
565 | size_menu_item (mw, val, horizontal_p, &label_width, &rest_width, | |
be06a3df | 566 | &button_width, &height); |
07bf635f RS |
567 | if (horizontal_p) |
568 | { | |
569 | ws->width += label_width + rest_width; | |
570 | if (height > ws->height) | |
571 | ws->height = height; | |
572 | } | |
573 | else | |
574 | { | |
575 | if (label_width > ws->label_width) | |
576 | ws->label_width = label_width; | |
577 | if (rest_width > max_rest_width) | |
578 | max_rest_width = rest_width; | |
be06a3df GM |
579 | if (button_width > max_button_width) |
580 | max_button_width = button_width; | |
07bf635f RS |
581 | ws->height += height; |
582 | } | |
583 | } | |
5c520e0a | 584 | |
07bf635f | 585 | if (horizontal_p) |
be06a3df | 586 | ws->label_width = ws->button_width = 0; |
07bf635f | 587 | else |
be06a3df GM |
588 | { |
589 | ws->width = ws->label_width + max_rest_width + max_button_width; | |
590 | ws->button_width = max_button_width; | |
591 | } | |
07bf635f RS |
592 | |
593 | ws->width += 2 * mw->menu.shadow_thickness; | |
594 | ws->height += 2 * mw->menu.shadow_thickness; | |
99852628 | 595 | ws->max_rest_width = max_rest_width; |
be06a3df GM |
596 | |
597 | if (horizontal_p) | |
598 | { | |
599 | ws->width += 2 * mw->menu.margin; | |
600 | ws->height += 2 * mw->menu.margin; | |
601 | } | |
07bf635f RS |
602 | } |
603 | ||
604 | ||
605 | \f/* Display code */ | |
be06a3df | 606 | |
07bf635f | 607 | static void |
be06a3df | 608 | draw_arrow (mw, window, gc, x, y, width, down_p) |
d398028f PR |
609 | XlwMenuWidget mw; |
610 | Window window; | |
611 | GC gc; | |
612 | int x; | |
613 | int y; | |
614 | int width; | |
be06a3df | 615 | int down_p; |
07bf635f | 616 | { |
be06a3df GM |
617 | Display *dpy = XtDisplay (mw); |
618 | GC top_gc = mw->menu.shadow_top_gc; | |
619 | GC bottom_gc = mw->menu.shadow_bottom_gc; | |
620 | int thickness = mw->menu.shadow_thickness; | |
621 | int height = width; | |
622 | XPoint pt[10]; | |
623 | /* alpha = atan (0.5) | |
624 | factor = (1 + sin (alpha)) / cos (alpha) */ | |
625 | double factor = 1.62; | |
626 | int thickness2 = thickness * factor; | |
5c520e0a | 627 | |
423a3f59 | 628 | y += (MENU_FONT_HEIGHT (mw) - height) / 2; |
5c520e0a | 629 | |
be06a3df GM |
630 | if (down_p) |
631 | { | |
632 | GC temp; | |
633 | temp = top_gc; | |
634 | top_gc = bottom_gc; | |
635 | bottom_gc = temp; | |
636 | } | |
637 | ||
638 | pt[0].x = x; | |
639 | pt[0].y = y + height; | |
640 | pt[1].x = x + thickness; | |
641 | pt[1].y = y + height - thickness2; | |
642 | pt[2].x = x + thickness2; | |
643 | pt[2].y = y + thickness2; | |
644 | pt[3].x = x; | |
645 | pt[3].y = y; | |
646 | XFillPolygon (dpy, window, top_gc, pt, 4, Convex, CoordModeOrigin); | |
5c520e0a | 647 | |
be06a3df GM |
648 | pt[0].x = x; |
649 | pt[0].y = y; | |
650 | pt[1].x = x + thickness; | |
651 | pt[1].y = y + thickness2; | |
652 | pt[2].x = x + width - thickness2; | |
653 | pt[2].y = y + height / 2; | |
654 | pt[3].x = x + width; | |
655 | pt[3].y = y + height / 2; | |
656 | XFillPolygon (dpy, window, top_gc, pt, 4, Convex, CoordModeOrigin); | |
5c520e0a | 657 | |
be06a3df GM |
658 | pt[0].x = x; |
659 | pt[0].y = y + height; | |
660 | pt[1].x = x + thickness; | |
661 | pt[1].y = y + height - thickness2; | |
662 | pt[2].x = x + width - thickness2; | |
663 | pt[2].y = y + height / 2; | |
664 | pt[3].x = x + width; | |
665 | pt[3].y = y + height / 2; | |
666 | XFillPolygon (dpy, window, bottom_gc, pt, 4, Convex, CoordModeOrigin); | |
07bf635f RS |
667 | } |
668 | ||
be06a3df GM |
669 | |
670 | ||
07bf635f | 671 | static void |
be06a3df | 672 | draw_shadow_rectangle (mw, window, x, y, width, height, erase_p, down_p) |
d398028f PR |
673 | XlwMenuWidget mw; |
674 | Window window; | |
675 | int x; | |
676 | int y; | |
677 | int width; | |
678 | int height; | |
679 | int erase_p; | |
be06a3df | 680 | int down_p; |
07bf635f RS |
681 | { |
682 | Display *dpy = XtDisplay (mw); | |
683 | GC top_gc = !erase_p ? mw->menu.shadow_top_gc : mw->menu.background_gc; | |
684 | GC bottom_gc = !erase_p ? mw->menu.shadow_bottom_gc : mw->menu.background_gc; | |
685 | int thickness = mw->menu.shadow_thickness; | |
686 | XPoint points [4]; | |
be06a3df GM |
687 | |
688 | if (!erase_p && down_p) | |
689 | { | |
690 | GC temp; | |
691 | temp = top_gc; | |
692 | top_gc = bottom_gc; | |
693 | bottom_gc = temp; | |
694 | } | |
5c520e0a | 695 | |
07bf635f RS |
696 | points [0].x = x; |
697 | points [0].y = y; | |
698 | points [1].x = x + width; | |
699 | points [1].y = y; | |
700 | points [2].x = x + width - thickness; | |
701 | points [2].y = y + thickness; | |
702 | points [3].x = x; | |
703 | points [3].y = y + thickness; | |
704 | XFillPolygon (dpy, window, top_gc, points, 4, Convex, CoordModeOrigin); | |
705 | points [0].x = x; | |
706 | points [0].y = y + thickness; | |
707 | points [1].x = x; | |
708 | points [1].y = y + height; | |
709 | points [2].x = x + thickness; | |
710 | points [2].y = y + height - thickness; | |
711 | points [3].x = x + thickness; | |
712 | points [3].y = y + thickness; | |
713 | XFillPolygon (dpy, window, top_gc, points, 4, Convex, CoordModeOrigin); | |
714 | points [0].x = x + width; | |
715 | points [0].y = y; | |
716 | points [1].x = x + width - thickness; | |
717 | points [1].y = y + thickness; | |
718 | points [2].x = x + width - thickness; | |
719 | points [2].y = y + height - thickness; | |
720 | points [3].x = x + width; | |
721 | points [3].y = y + height - thickness; | |
722 | XFillPolygon (dpy, window, bottom_gc, points, 4, Convex, CoordModeOrigin); | |
723 | points [0].x = x; | |
724 | points [0].y = y + height; | |
725 | points [1].x = x + width; | |
726 | points [1].y = y + height; | |
727 | points [2].x = x + width; | |
728 | points [2].y = y + height - thickness; | |
729 | points [3].x = x + thickness; | |
730 | points [3].y = y + height - thickness; | |
731 | XFillPolygon (dpy, window, bottom_gc, points, 4, Convex, CoordModeOrigin); | |
732 | } | |
733 | ||
734 | ||
be06a3df GM |
735 | static void |
736 | draw_shadow_rhombus (mw, window, x, y, width, height, erase_p, down_p) | |
737 | XlwMenuWidget mw; | |
738 | Window window; | |
739 | int x; | |
740 | int y; | |
741 | int width; | |
742 | int height; | |
743 | int erase_p; | |
744 | int down_p; | |
745 | { | |
746 | Display *dpy = XtDisplay (mw); | |
747 | GC top_gc = !erase_p ? mw->menu.shadow_top_gc : mw->menu.background_gc; | |
748 | GC bottom_gc = !erase_p ? mw->menu.shadow_bottom_gc : mw->menu.background_gc; | |
749 | int thickness = mw->menu.shadow_thickness; | |
750 | XPoint points [4]; | |
be06a3df GM |
751 | |
752 | if (!erase_p && down_p) | |
753 | { | |
754 | GC temp; | |
755 | temp = top_gc; | |
756 | top_gc = bottom_gc; | |
757 | bottom_gc = temp; | |
758 | } | |
759 | ||
760 | points [0].x = x; | |
761 | points [0].y = y + height / 2; | |
762 | points [1].x = x + thickness; | |
763 | points [1].y = y + height / 2; | |
764 | points [2].x = x + width / 2; | |
765 | points [2].y = y + thickness; | |
766 | points [3].x = x + width / 2; | |
767 | points [3].y = y; | |
768 | XFillPolygon (dpy, window, top_gc, points, 4, Convex, CoordModeOrigin); | |
769 | points [0].x = x + width / 2; | |
770 | points [0].y = y; | |
771 | points [1].x = x + width / 2; | |
772 | points [1].y = y + thickness; | |
773 | points [2].x = x + width - thickness; | |
774 | points [2].y = y + height / 2; | |
775 | points [3].x = x + width; | |
776 | points [3].y = y + height / 2; | |
777 | XFillPolygon (dpy, window, top_gc, points, 4, Convex, CoordModeOrigin); | |
778 | points [0].x = x; | |
779 | points [0].y = y + height / 2; | |
780 | points [1].x = x + thickness; | |
781 | points [1].y = y + height / 2; | |
782 | points [2].x = x + width / 2; | |
783 | points [2].y = y + height - thickness; | |
784 | points [3].x = x + width / 2; | |
785 | points [3].y = y + height; | |
786 | XFillPolygon (dpy, window, bottom_gc, points, 4, Convex, CoordModeOrigin); | |
787 | points [0].x = x + width / 2; | |
788 | points [0].y = y + height; | |
789 | points [1].x = x + width / 2; | |
790 | points [1].y = y + height - thickness; | |
791 | points [2].x = x + width - thickness; | |
792 | points [2].y = y + height / 2; | |
793 | points [3].x = x + width; | |
794 | points [3].y = y + height / 2; | |
795 | XFillPolygon (dpy, window, bottom_gc, points, 4, Convex, CoordModeOrigin); | |
796 | } | |
797 | ||
798 | ||
799 | /* Draw a toggle button on widget MW, X window WINDOW. X/Y is the | |
800 | top-left corner of the menu item. SELECTED_P non-zero means the | |
801 | toggle button is selected. */ | |
802 | ||
803 | static void | |
804 | draw_toggle (mw, window, x, y, selected_p) | |
805 | XlwMenuWidget mw; | |
806 | Window window; | |
807 | int x, y, selected_p; | |
808 | { | |
809 | int width, height; | |
810 | ||
811 | width = toggle_button_width (mw); | |
812 | height = width; | |
813 | x += mw->menu.horizontal_spacing; | |
423a3f59 | 814 | y += (MENU_FONT_ASCENT (mw) - height) / 2; |
be06a3df GM |
815 | draw_shadow_rectangle (mw, window, x, y, width, height, False, selected_p); |
816 | } | |
817 | ||
818 | ||
819 | /* Draw a radio button on widget MW, X window WINDOW. X/Y is the | |
820 | top-left corner of the menu item. SELECTED_P non-zero means the | |
821 | toggle button is selected. */ | |
822 | ||
823 | static void | |
824 | draw_radio (mw, window, x, y, selected_p) | |
825 | XlwMenuWidget mw; | |
826 | Window window; | |
827 | int x, y, selected_p; | |
828 | { | |
829 | int width, height; | |
830 | ||
831 | width = radio_button_width (mw); | |
832 | height = width; | |
833 | x += mw->menu.horizontal_spacing; | |
423a3f59 | 834 | y += (MENU_FONT_ASCENT (mw) - height) / 2; |
be06a3df GM |
835 | draw_shadow_rhombus (mw, window, x, y, width, height, False, selected_p); |
836 | } | |
837 | ||
838 | ||
839 | /* Draw a menu separator on widget MW, X window WINDOW. X/Y is the | |
840 | top-left corner of the menu item. WIDTH is the width of the | |
841 | separator to draw. TYPE is the separator type. */ | |
842 | ||
843 | static void | |
844 | draw_separator (mw, window, x, y, width, type) | |
845 | XlwMenuWidget mw; | |
846 | Window window; | |
847 | int x, y, width; | |
848 | enum menu_separator type; | |
849 | { | |
850 | Display *dpy = XtDisplay (mw); | |
851 | XGCValues xgcv; | |
852 | ||
853 | switch (type) | |
854 | { | |
855 | case SEPARATOR_NO_LINE: | |
856 | break; | |
5c520e0a | 857 | |
be06a3df GM |
858 | case SEPARATOR_SINGLE_LINE: |
859 | XDrawLine (dpy, window, mw->menu.foreground_gc, | |
860 | x, y, x + width, y); | |
861 | break; | |
5c520e0a | 862 | |
be06a3df GM |
863 | case SEPARATOR_DOUBLE_LINE: |
864 | draw_separator (mw, window, x, y, width, SEPARATOR_SINGLE_LINE); | |
865 | draw_separator (mw, window, x, y + 2, width, SEPARATOR_SINGLE_LINE); | |
866 | break; | |
5c520e0a | 867 | |
be06a3df GM |
868 | case SEPARATOR_SINGLE_DASHED_LINE: |
869 | xgcv.line_style = LineOnOffDash; | |
870 | XChangeGC (dpy, mw->menu.foreground_gc, GCLineStyle, &xgcv); | |
871 | XDrawLine (dpy, window, mw->menu.foreground_gc, | |
872 | x, y, x + width, y); | |
873 | xgcv.line_style = LineSolid; | |
874 | XChangeGC (dpy, mw->menu.foreground_gc, GCLineStyle, &xgcv); | |
875 | break; | |
5c520e0a | 876 | |
be06a3df GM |
877 | case SEPARATOR_DOUBLE_DASHED_LINE: |
878 | draw_separator (mw, window, x, y, width, | |
879 | SEPARATOR_SINGLE_DASHED_LINE); | |
880 | draw_separator (mw, window, x, y + 2, width, | |
881 | SEPARATOR_SINGLE_DASHED_LINE); | |
882 | break; | |
5c520e0a | 883 | |
be06a3df GM |
884 | case SEPARATOR_SHADOW_ETCHED_IN: |
885 | XDrawLine (dpy, window, mw->menu.shadow_bottom_gc, | |
886 | x, y, x + width, y); | |
887 | XDrawLine (dpy, window, mw->menu.shadow_top_gc, | |
888 | x, y + 1, x + width, y + 1); | |
889 | break; | |
890 | ||
891 | case SEPARATOR_SHADOW_ETCHED_OUT: | |
892 | XDrawLine (dpy, window, mw->menu.shadow_top_gc, | |
893 | x, y, x + width, y); | |
894 | XDrawLine (dpy, window, mw->menu.shadow_bottom_gc, | |
895 | x, y + 1, x + width, y + 1); | |
896 | break; | |
5c520e0a | 897 | |
be06a3df GM |
898 | case SEPARATOR_SHADOW_ETCHED_IN_DASH: |
899 | xgcv.line_style = LineOnOffDash; | |
900 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
901 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
2f90328f | 902 | draw_separator (mw, window, x, y, width, SEPARATOR_SHADOW_ETCHED_IN); |
be06a3df GM |
903 | xgcv.line_style = LineSolid; |
904 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
905 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
906 | break; | |
5c520e0a | 907 | |
be06a3df GM |
908 | case SEPARATOR_SHADOW_ETCHED_OUT_DASH: |
909 | xgcv.line_style = LineOnOffDash; | |
910 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
911 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
2f90328f | 912 | draw_separator (mw, window, x, y, width, SEPARATOR_SHADOW_ETCHED_OUT); |
be06a3df GM |
913 | xgcv.line_style = LineSolid; |
914 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
915 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
916 | break; | |
917 | ||
918 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN: | |
919 | draw_separator (mw, window, x, y, width, SEPARATOR_SHADOW_ETCHED_IN); | |
920 | draw_separator (mw, window, x, y + 3, width, SEPARATOR_SHADOW_ETCHED_IN); | |
921 | break; | |
5c520e0a | 922 | |
be06a3df GM |
923 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT: |
924 | draw_separator (mw, window, x, y, width, | |
925 | SEPARATOR_SHADOW_ETCHED_OUT); | |
926 | draw_separator (mw, window, x, y + 3, width, | |
927 | SEPARATOR_SHADOW_ETCHED_OUT); | |
928 | break; | |
5c520e0a | 929 | |
be06a3df GM |
930 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH: |
931 | xgcv.line_style = LineOnOffDash; | |
932 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
933 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
934 | draw_separator (mw, window, x, y, width, | |
935 | SEPARATOR_SHADOW_DOUBLE_ETCHED_IN); | |
936 | xgcv.line_style = LineSolid; | |
937 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
938 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
939 | break; | |
940 | ||
941 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH: | |
942 | xgcv.line_style = LineOnOffDash; | |
943 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
944 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
945 | draw_separator (mw, window, x, y, width, | |
946 | SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT); | |
947 | xgcv.line_style = LineSolid; | |
948 | XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv); | |
949 | XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv); | |
950 | break; | |
951 | ||
952 | default: | |
953 | abort (); | |
954 | } | |
955 | } | |
956 | ||
957 | ||
958 | /* Return the pixel height of menu separator SEPARATOR. */ | |
959 | ||
960 | static int | |
961 | separator_height (separator) | |
962 | enum menu_separator separator; | |
963 | { | |
964 | switch (separator) | |
965 | { | |
966 | case SEPARATOR_NO_LINE: | |
967 | return 2; | |
5c520e0a | 968 | |
be06a3df GM |
969 | case SEPARATOR_SINGLE_LINE: |
970 | case SEPARATOR_SINGLE_DASHED_LINE: | |
971 | return 1; | |
5c520e0a | 972 | |
be06a3df GM |
973 | case SEPARATOR_DOUBLE_LINE: |
974 | case SEPARATOR_DOUBLE_DASHED_LINE: | |
975 | return 3; | |
5c520e0a | 976 | |
be06a3df GM |
977 | case SEPARATOR_SHADOW_ETCHED_IN: |
978 | case SEPARATOR_SHADOW_ETCHED_OUT: | |
979 | case SEPARATOR_SHADOW_ETCHED_IN_DASH: | |
980 | case SEPARATOR_SHADOW_ETCHED_OUT_DASH: | |
981 | return 2; | |
5c520e0a | 982 | |
be06a3df GM |
983 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN: |
984 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT: | |
985 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH: | |
986 | case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH: | |
987 | return 5; | |
5c520e0a | 988 | |
be06a3df GM |
989 | default: |
990 | abort (); | |
991 | } | |
992 | } | |
993 | ||
994 | ||
07bf635f | 995 | /* Display the menu item and increment where.x and where.y to show how large |
be06a3df GM |
996 | the menu item was. */ |
997 | ||
07bf635f | 998 | static void |
be06a3df GM |
999 | display_menu_item (mw, val, ws, where, highlighted_p, horizontal_p, |
1000 | just_compute_p) | |
d398028f PR |
1001 | XlwMenuWidget mw; |
1002 | widget_value* val; | |
1003 | window_state* ws; | |
1004 | XPoint* where; | |
1005 | Boolean highlighted_p; | |
1006 | Boolean horizontal_p; | |
1007 | Boolean just_compute_p; | |
07bf635f RS |
1008 | { |
1009 | GC deco_gc; | |
1010 | GC text_gc; | |
423a3f59 SM |
1011 | int font_height = MENU_FONT_HEIGHT (mw); |
1012 | int font_ascent = MENU_FONT_ASCENT (mw); | |
07bf635f | 1013 | int shadow = mw->menu.shadow_thickness; |
be06a3df | 1014 | int margin = mw->menu.margin; |
07bf635f RS |
1015 | int h_spacing = mw->menu.horizontal_spacing; |
1016 | int v_spacing = mw->menu.vertical_spacing; | |
1017 | int label_width; | |
1018 | int rest_width; | |
be06a3df | 1019 | int button_width; |
07bf635f RS |
1020 | int height; |
1021 | int width; | |
be06a3df GM |
1022 | enum menu_separator separator; |
1023 | int separator_p = lw_separator_p (val->name, &separator, 0); | |
99852628 JD |
1024 | #ifdef HAVE_XFT |
1025 | XftColor *xftfg; | |
1026 | #endif | |
07bf635f RS |
1027 | |
1028 | /* compute the sizes of the item */ | |
be06a3df GM |
1029 | size_menu_item (mw, val, horizontal_p, &label_width, &rest_width, |
1030 | &button_width, &height); | |
07bf635f RS |
1031 | |
1032 | if (horizontal_p) | |
1033 | width = label_width + rest_width; | |
1034 | else | |
1035 | { | |
1036 | label_width = ws->label_width; | |
1037 | width = ws->width - 2 * shadow; | |
1038 | } | |
1039 | ||
07bf635f RS |
1040 | /* Only highlight an enabled item that has a callback. */ |
1041 | if (highlighted_p) | |
1042 | if (!val->enabled || !(val->call_data || val->contents)) | |
1043 | highlighted_p = 0; | |
1044 | ||
1045 | /* do the drawing. */ | |
1046 | if (!just_compute_p) | |
1047 | { | |
1048 | /* Add the shadow border of the containing menu */ | |
1049 | int x = where->x + shadow; | |
1050 | int y = where->y + shadow; | |
1051 | ||
be06a3df GM |
1052 | if (horizontal_p) |
1053 | { | |
1054 | x += margin; | |
1055 | y += margin; | |
1056 | } | |
1057 | ||
07bf635f RS |
1058 | /* pick the foreground and background GC. */ |
1059 | if (val->enabled) | |
be06a3df | 1060 | text_gc = mw->menu.foreground_gc; |
07bf635f | 1061 | else |
8b71a9ca | 1062 | text_gc = mw->menu.disabled_gc; |
07bf635f | 1063 | deco_gc = mw->menu.foreground_gc; |
99852628 JD |
1064 | #ifdef HAVE_XFT |
1065 | xftfg = val->enabled ? &mw->menu.xft_fg : &mw->menu.xft_disabled_fg; | |
1066 | #endif | |
07bf635f RS |
1067 | |
1068 | if (separator_p) | |
1069 | { | |
f0bd1598 | 1070 | draw_separator (mw, ws->pixmap, x, y, width, separator); |
07bf635f | 1071 | } |
5c520e0a | 1072 | else |
07bf635f | 1073 | { |
84593cae | 1074 | int x_offset = x + h_spacing + shadow; |
07bf635f | 1075 | char* display_string = resource_widget_value (mw, val); |
f0bd1598 | 1076 | draw_shadow_rectangle (mw, ws->pixmap, x, y, width, height, True, |
be06a3df | 1077 | False); |
84593cae PR |
1078 | |
1079 | /* Deal with centering a menu title. */ | |
1080 | if (!horizontal_p && !val->contents && !val->call_data) | |
1081 | { | |
1082 | int l = string_width (mw, display_string); | |
1083 | ||
1084 | if (width > l) | |
1085 | x_offset = (width - l) >> 1; | |
1086 | } | |
be06a3df GM |
1087 | else if (!horizontal_p && ws->button_width) |
1088 | x_offset += ws->button_width; | |
5c520e0a SS |
1089 | |
1090 | ||
99852628 JD |
1091 | #ifdef HAVE_XFT |
1092 | if (ws->xft_draw) | |
1093 | { | |
1094 | int draw_y = y + v_spacing + shadow; | |
99852628 JD |
1095 | XftDrawStringUtf8 (ws->xft_draw, xftfg, |
1096 | mw->menu.xft_font, | |
1097 | x_offset, draw_y + font_ascent, | |
1098 | (unsigned char *) display_string, | |
1099 | strlen (display_string)); | |
1100 | } | |
1101 | else | |
1102 | #endif | |
423a3f59 | 1103 | #ifdef HAVE_X_I18N |
2015c054 | 1104 | if (mw->menu.fontSet) |
f0bd1598 | 1105 | XmbDrawString (XtDisplay (mw), ws->pixmap, mw->menu.fontSet, |
2015c054 JD |
1106 | text_gc, x_offset, |
1107 | y + v_spacing + shadow + font_ascent, | |
1108 | display_string, strlen (display_string)); | |
1109 | else | |
423a3f59 | 1110 | #endif |
f0bd1598 | 1111 | XDrawString (XtDisplay (mw), ws->pixmap, |
423a3f59 | 1112 | text_gc, x_offset, |
07bf635f RS |
1113 | y + v_spacing + shadow + font_ascent, |
1114 | display_string, strlen (display_string)); | |
5c520e0a | 1115 | |
07bf635f RS |
1116 | if (!horizontal_p) |
1117 | { | |
be06a3df | 1118 | if (val->button_type == BUTTON_TYPE_TOGGLE) |
f0bd1598 | 1119 | draw_toggle (mw, ws->pixmap, x, y + v_spacing + shadow, |
be06a3df GM |
1120 | val->selected); |
1121 | else if (val->button_type == BUTTON_TYPE_RADIO) | |
f0bd1598 | 1122 | draw_radio (mw, ws->pixmap, x, y + v_spacing + shadow, |
be06a3df | 1123 | val->selected); |
5c520e0a | 1124 | |
07bf635f RS |
1125 | if (val->contents) |
1126 | { | |
1127 | int a_w = arrow_width (mw); | |
f0bd1598 | 1128 | draw_arrow (mw, ws->pixmap, deco_gc, |
be06a3df | 1129 | x + width - a_w |
5c520e0a | 1130 | - mw->menu.horizontal_spacing |
d398028f | 1131 | - mw->menu.shadow_thickness, |
be06a3df GM |
1132 | y + v_spacing + shadow, a_w, |
1133 | highlighted_p); | |
07bf635f RS |
1134 | } |
1135 | else if (val->key) | |
1136 | { | |
99852628 JD |
1137 | #ifdef HAVE_XFT |
1138 | if (ws->xft_draw) | |
1139 | { | |
1140 | XGlyphInfo gi; | |
1141 | int draw_x = ws->width - ws->max_rest_width | |
1142 | + mw->menu.arrow_spacing; | |
1143 | int draw_y = y + v_spacing + shadow + font_ascent; | |
1144 | XftDrawStringUtf8 (ws->xft_draw, xftfg, | |
1145 | mw->menu.xft_font, | |
1146 | draw_x, draw_y, | |
1147 | (unsigned char *) val->key, | |
1148 | strlen (val->key)); | |
1149 | } | |
1150 | else | |
1151 | #endif | |
423a3f59 | 1152 | #ifdef HAVE_X_I18N |
2015c054 | 1153 | if (mw->menu.fontSet) |
f0bd1598 | 1154 | XmbDrawString (XtDisplay (mw), ws->pixmap, |
2015c054 JD |
1155 | mw->menu.fontSet, |
1156 | text_gc, | |
1157 | x + label_width + mw->menu.arrow_spacing, | |
1158 | y + v_spacing + shadow + font_ascent, | |
1159 | val->key, strlen (val->key)); | |
1160 | else | |
423a3f59 | 1161 | #endif |
f0bd1598 | 1162 | XDrawString (XtDisplay (mw), ws->pixmap, |
423a3f59 | 1163 | text_gc, |
07bf635f RS |
1164 | x + label_width + mw->menu.arrow_spacing, |
1165 | y + v_spacing + shadow + font_ascent, | |
1166 | val->key, strlen (val->key)); | |
1167 | } | |
1168 | } | |
d398028f PR |
1169 | else |
1170 | { | |
f0bd1598 | 1171 | XDrawRectangle (XtDisplay (mw), ws->pixmap, |
d398028f PR |
1172 | mw->menu.background_gc, |
1173 | x + shadow, y + shadow, | |
1174 | label_width + h_spacing - 1, | |
423a3f59 | 1175 | font_height + 2 * v_spacing - 1); |
f0bd1598 | 1176 | draw_shadow_rectangle (mw, ws->pixmap, x, y, width, height, |
be06a3df | 1177 | True, False); |
d398028f | 1178 | } |
07bf635f RS |
1179 | |
1180 | if (highlighted_p) | |
f0bd1598 | 1181 | draw_shadow_rectangle (mw, ws->pixmap, x, y, width, height, False, |
be06a3df | 1182 | False); |
07bf635f RS |
1183 | } |
1184 | } | |
5c520e0a | 1185 | |
07bf635f RS |
1186 | where->x += width; |
1187 | where->y += height; | |
1188 | } | |
1189 | ||
1190 | static void | |
f0bd1598 | 1191 | display_menu (mw, level, just_compute_p, highlighted_pos, hit, hit_return) |
d398028f PR |
1192 | XlwMenuWidget mw; |
1193 | int level; | |
1194 | Boolean just_compute_p; | |
1195 | XPoint* highlighted_pos; | |
1196 | XPoint* hit; | |
1197 | widget_value** hit_return; | |
07bf635f RS |
1198 | { |
1199 | widget_value* val; | |
1200 | widget_value* following_item; | |
1201 | window_state* ws; | |
1202 | XPoint where; | |
1203 | int horizontal_p = mw->menu.horizontal && (level == 0); | |
1204 | int highlighted_p; | |
ccc1cac0 | 1205 | int no_return = 0; |
be06a3df | 1206 | enum menu_separator separator; |
07bf635f RS |
1207 | |
1208 | if (level >= mw->menu.old_depth) | |
be06a3df | 1209 | abort_gracefully ((Widget) mw); |
07bf635f RS |
1210 | |
1211 | if (level < mw->menu.old_depth - 1) | |
1212 | following_item = mw->menu.old_stack [level + 1]; | |
5c520e0a | 1213 | else |
07bf635f RS |
1214 | following_item = NULL; |
1215 | ||
1216 | if (hit) | |
1217 | *hit_return = NULL; | |
1218 | ||
1219 | where.x = 0; | |
1220 | where.y = 0; | |
1221 | ||
1222 | ws = &mw->menu.windows [level]; | |
f0bd1598 J |
1223 | |
1224 | if (!just_compute_p) | |
1225 | XFillRectangle (XtDisplay (mw), ws->pixmap, mw->menu.background_gc, | |
1226 | 0, 0, ws->width, ws->height); | |
1227 | ||
07bf635f RS |
1228 | for (val = mw->menu.old_stack [level]->contents; val; val = val->next) |
1229 | { | |
1230 | highlighted_p = val == following_item; | |
1231 | if (highlighted_p && highlighted_pos) | |
1232 | { | |
1233 | if (horizontal_p) | |
1234 | highlighted_pos->x = where.x; | |
1235 | else | |
1236 | highlighted_pos->y = where.y; | |
1237 | } | |
5c520e0a | 1238 | |
07bf635f | 1239 | display_menu_item (mw, val, ws, &where, highlighted_p, horizontal_p, |
f0bd1598 | 1240 | just_compute_p); |
07bf635f RS |
1241 | |
1242 | if (highlighted_p && highlighted_pos) | |
1243 | { | |
1244 | if (horizontal_p) | |
1245 | highlighted_pos->y = where.y; | |
1246 | else | |
1247 | highlighted_pos->x = where.x; | |
1248 | } | |
1249 | ||
1250 | if (hit | |
1251 | && !*hit_return | |
1252 | && (horizontal_p ? hit->x < where.x : hit->y < where.y) | |
be06a3df | 1253 | && !lw_separator_p (val->name, &separator, 0) |
ccc1cac0 RS |
1254 | && !no_return) |
1255 | { | |
1256 | if (val->enabled) | |
1257 | *hit_return = val; | |
1ecd5086 JD |
1258 | else |
1259 | no_return = 1; | |
1260 | if (mw->menu.inside_entry != val) | |
1261 | { | |
1262 | if (mw->menu.inside_entry) | |
1263 | XtCallCallbackList ((Widget)mw, mw->menu.leave, | |
1264 | (XtPointer) mw->menu.inside_entry); | |
1265 | mw->menu.inside_entry = val; | |
1266 | XtCallCallbackList ((Widget)mw, mw->menu.enter, | |
1267 | (XtPointer) mw->menu.inside_entry); | |
1268 | } | |
ccc1cac0 | 1269 | } |
07bf635f RS |
1270 | |
1271 | if (horizontal_p) | |
1272 | where.y = 0; | |
1273 | else | |
1274 | where.x = 0; | |
1275 | } | |
5c520e0a | 1276 | |
07bf635f | 1277 | if (!just_compute_p) |
f0bd1598 J |
1278 | { |
1279 | draw_shadow_rectangle (mw, ws->pixmap, 0, 0, ws->width, ws->height, | |
1280 | False, False); | |
1281 | XCopyArea (XtDisplay (mw), ws->pixmap, ws->window, | |
1282 | mw->menu.foreground_gc, 0, 0, ws->width, ws->height, 0, 0); | |
1283 | } | |
07bf635f RS |
1284 | } |
1285 | ||
1286 | \f/* Motion code */ | |
1287 | static void | |
d398028f PR |
1288 | set_new_state (mw, val, level) |
1289 | XlwMenuWidget mw; | |
1290 | widget_value* val; | |
1291 | int level; | |
07bf635f RS |
1292 | { |
1293 | int i; | |
5c520e0a | 1294 | |
07bf635f RS |
1295 | mw->menu.new_depth = 0; |
1296 | for (i = 0; i < level; i++) | |
1297 | push_new_stack (mw, mw->menu.old_stack [i]); | |
1298 | push_new_stack (mw, val); | |
1299 | } | |
1300 | ||
f0bd1598 J |
1301 | static void |
1302 | expose_cb (Widget widget, | |
1303 | XtPointer closure, | |
1304 | XEvent* event, | |
1305 | Boolean* continue_to_dispatch) | |
1306 | { | |
f0bd1598 J |
1307 | XlwMenuWidget mw = (XlwMenuWidget) closure; |
1308 | int i; | |
1309 | ||
c632dfda | 1310 | *continue_to_dispatch = False; |
f0bd1598 J |
1311 | for (i = 0; i < mw->menu.windows_length; ++i) |
1312 | if (mw->menu.windows [i].w == widget) break; | |
1313 | if (i < mw->menu.windows_length && i < mw->menu.old_depth) | |
1314 | display_menu (mw, i, False, NULL, NULL, NULL, NULL, NULL); | |
1315 | } | |
1316 | ||
7aad87e8 JD |
1317 | static void |
1318 | set_window_type (Widget w, XlwMenuWidget mw) | |
1319 | { | |
1320 | int popup_menu_p = mw->menu.top_depth == 1; | |
1321 | Atom type = XInternAtom (XtDisplay (w), | |
1322 | popup_menu_p | |
1323 | ? "_NET_WM_WINDOW_TYPE_POPUP_MENU" | |
1324 | : "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", | |
1325 | False); | |
1326 | ||
1327 | XChangeProperty (XtDisplay (w), XtWindow (w), | |
1328 | XInternAtom (XtDisplay (w), "_NET_WM_WINDOW_TYPE", False), | |
1329 | XA_ATOM, 32, PropModeReplace, | |
1330 | (unsigned char *)&type, 1); | |
1331 | } | |
1332 | ||
1333 | ||
07bf635f | 1334 | static void |
d398028f PR |
1335 | make_windows_if_needed (mw, n) |
1336 | XlwMenuWidget mw; | |
1337 | int n; | |
07bf635f RS |
1338 | { |
1339 | int i; | |
1340 | int start_at; | |
07bf635f | 1341 | window_state* windows; |
99852628 JD |
1342 | #ifdef HAVE_XFT |
1343 | int screen = XScreenNumberOfScreen (mw->core.screen); | |
1344 | #endif | |
5c520e0a | 1345 | |
07bf635f RS |
1346 | if (mw->menu.windows_length >= n) |
1347 | return; | |
1348 | ||
07bf635f RS |
1349 | if (!mw->menu.windows) |
1350 | { | |
1351 | mw->menu.windows = | |
1352 | (window_state*)XtMalloc (n * sizeof (window_state)); | |
1353 | start_at = 0; | |
1354 | } | |
1355 | else | |
1356 | { | |
1357 | mw->menu.windows = | |
1358 | (window_state*)XtRealloc ((char*)mw->menu.windows, | |
1359 | n * sizeof (window_state)); | |
1360 | start_at = mw->menu.windows_length; | |
1361 | } | |
1362 | mw->menu.windows_length = n; | |
1363 | ||
1364 | windows = mw->menu.windows; | |
1365 | ||
1366 | for (i = start_at; i < n; i++) | |
1367 | { | |
f0bd1598 J |
1368 | Arg av[10]; |
1369 | int ac = 0; | |
07bf635f RS |
1370 | windows [i].x = 0; |
1371 | windows [i].y = 0; | |
1372 | windows [i].width = 1; | |
1373 | windows [i].height = 1; | |
99852628 | 1374 | windows [i].max_rest_width = 0; |
f0bd1598 J |
1375 | XtSetArg (av[ac], XtNwidth, 1); ++ac; |
1376 | XtSetArg (av[ac], XtNheight, 1); ++ac; | |
1377 | XtSetArg (av[ac], XtNsaveUnder, True); ++ac; | |
1378 | XtSetArg (av[ac], XtNbackground, mw->core.background_pixel); ++ac; | |
1379 | XtSetArg (av[ac], XtNborderColor, mw->core.border_pixel); ++ac; | |
1380 | XtSetArg (av[ac], XtNborderWidth, mw->core.border_width); ++ac; | |
1381 | XtSetArg (av[ac], XtNcursor, mw->menu.cursor_shape); ++ac; | |
1382 | windows [i].w = | |
1383 | XtCreatePopupShell ("sub", overrideShellWidgetClass, | |
1384 | (Widget) mw, av, ac); | |
1385 | XtRealizeWidget (windows [i].w); | |
1386 | XtAddEventHandler (windows [i].w, ExposureMask, False, expose_cb, mw); | |
1387 | windows [i].window = XtWindow (windows [i].w); | |
1388 | windows [i].pixmap = None; | |
99852628 | 1389 | #ifdef HAVE_XFT |
f0bd1598 | 1390 | windows [i].xft_draw = 0; |
99852628 | 1391 | #endif |
7aad87e8 | 1392 | set_window_type (windows [i].w, mw); |
99852628 | 1393 | } |
07bf635f RS |
1394 | } |
1395 | ||
2a692ba4 GM |
1396 | /* Value is non-zero if WINDOW is part of menu bar widget W. */ |
1397 | ||
1398 | int | |
1399 | xlwmenu_window_p (w, window) | |
1400 | Widget w; | |
1401 | Window window; | |
1402 | { | |
1403 | XlwMenuWidget mw = (XlwMenuWidget) w; | |
1404 | int i; | |
177c0ea7 | 1405 | |
2a692ba4 GM |
1406 | for (i = 0; i < mw->menu.windows_length; ++i) |
1407 | if (window == mw->menu.windows[i].window) | |
1408 | break; | |
1409 | ||
1410 | return i < mw->menu.windows_length; | |
1411 | } | |
1412 | ||
07bf635f RS |
1413 | /* Make the window fit in the screen */ |
1414 | static void | |
d398028f PR |
1415 | fit_to_screen (mw, ws, previous_ws, horizontal_p) |
1416 | XlwMenuWidget mw; | |
1417 | window_state* ws; | |
1418 | window_state* previous_ws; | |
1419 | Boolean horizontal_p; | |
07bf635f | 1420 | { |
ccf589a6 RS |
1421 | unsigned int screen_width = WidthOfScreen (XtScreen (mw)); |
1422 | unsigned int screen_height = HeightOfScreen (XtScreen (mw)); | |
1ba46f7d RS |
1423 | /* 1 if we are unable to avoid an overlap between |
1424 | this menu and the parent menu in the X dimension. */ | |
1425 | int horizontal_overlap = 0; | |
07bf635f RS |
1426 | |
1427 | if (ws->x < 0) | |
1428 | ws->x = 0; | |
1429 | else if (ws->x + ws->width > screen_width) | |
1430 | { | |
1431 | if (!horizontal_p) | |
b7fa4a06 MB |
1432 | /* The addition of shadow-thickness for a sub-menu's position is |
1433 | to reflect a similar adjustment when the menu is displayed to | |
1434 | the right of the invoking menu-item; it makes the sub-menu | |
1435 | look more `attached' to the menu-item. */ | |
1436 | ws->x = previous_ws->x - ws->width + mw->menu.shadow_thickness; | |
07bf635f RS |
1437 | else |
1438 | ws->x = screen_width - ws->width; | |
525b8232 | 1439 | if (ws->x < 0) |
1ba46f7d RS |
1440 | { |
1441 | ws->x = 0; | |
1442 | horizontal_overlap = 1; | |
1443 | } | |
1444 | } | |
1445 | /* If we overlap in X, try to avoid overlap in Y. */ | |
1446 | if (horizontal_overlap | |
1447 | && ws->y < previous_ws->y + previous_ws->height | |
1448 | && previous_ws->y < ws->y + ws->height) | |
1449 | { | |
1450 | /* Put this menu right below or right above PREVIOUS_WS | |
1451 | if there's room. */ | |
1452 | if (previous_ws->y + previous_ws->height + ws->height < screen_height) | |
1453 | ws->y = previous_ws->y + previous_ws->height; | |
1454 | else if (previous_ws->y - ws->height > 0) | |
1455 | ws->y = previous_ws->y - ws->height; | |
07bf635f | 1456 | } |
1ba46f7d | 1457 | |
07bf635f RS |
1458 | if (ws->y < 0) |
1459 | ws->y = 0; | |
1460 | else if (ws->y + ws->height > screen_height) | |
1461 | { | |
1462 | if (horizontal_p) | |
1463 | ws->y = previous_ws->y - ws->height; | |
1464 | else | |
1465 | ws->y = screen_height - ws->height; | |
5c520e0a | 1466 | if (ws->y < 0) |
525b8232 | 1467 | ws->y = 0; |
07bf635f RS |
1468 | } |
1469 | } | |
1470 | ||
f0bd1598 J |
1471 | static void |
1472 | create_pixmap_for_menu (window_state* ws, XlwMenuWidget mw) | |
1473 | { | |
1474 | if (ws->pixmap != None) | |
1475 | { | |
1476 | XFreePixmap (XtDisplay (ws->w), ws->pixmap); | |
1477 | ws->pixmap = None; | |
1478 | } | |
1479 | ws->pixmap = XCreatePixmap (XtDisplay (ws->w), ws->window, | |
1480 | ws->width, ws->height, | |
1481 | DefaultDepthOfScreen (XtScreen (ws->w))); | |
1482 | #ifdef HAVE_XFT | |
1483 | if (ws->xft_draw) | |
1484 | XftDrawDestroy (ws->xft_draw); | |
1485 | if (mw->menu.xft_font) | |
1486 | { | |
1487 | int screen = XScreenNumberOfScreen (mw->core.screen); | |
1488 | ws->xft_draw = XftDrawCreate (XtDisplay (ws->w), | |
1489 | ws->pixmap, | |
1490 | DefaultVisual (XtDisplay (ws->w), screen), | |
1491 | mw->core.colormap); | |
1492 | } | |
1493 | else | |
1494 | ws->xft_draw = 0; | |
1495 | #endif | |
1496 | } | |
1497 | ||
07bf635f RS |
1498 | /* Updates old_stack from new_stack and redisplays. */ |
1499 | static void | |
d398028f PR |
1500 | remap_menubar (mw) |
1501 | XlwMenuWidget mw; | |
07bf635f RS |
1502 | { |
1503 | int i; | |
1504 | int last_same; | |
1505 | XPoint selection_position; | |
1506 | int old_depth = mw->menu.old_depth; | |
1507 | int new_depth = mw->menu.new_depth; | |
1508 | widget_value** old_stack; | |
1509 | widget_value** new_stack; | |
1510 | window_state* windows; | |
1511 | widget_value* old_selection; | |
1512 | widget_value* new_selection; | |
1513 | ||
1514 | /* Check that enough windows and old_stack are ready. */ | |
1515 | make_windows_if_needed (mw, new_depth); | |
1516 | make_old_stack_space (mw, new_depth); | |
1517 | windows = mw->menu.windows; | |
1518 | old_stack = mw->menu.old_stack; | |
1519 | new_stack = mw->menu.new_stack; | |
1520 | ||
1521 | /* compute the last identical different entry */ | |
1522 | for (i = 1; i < old_depth && i < new_depth; i++) | |
1523 | if (old_stack [i] != new_stack [i]) | |
1524 | break; | |
1525 | last_same = i - 1; | |
1526 | ||
1527 | /* Memorize the previously selected item to be able to refresh it */ | |
1528 | old_selection = last_same + 1 < old_depth ? old_stack [last_same + 1] : NULL; | |
1529 | if (old_selection && !old_selection->enabled) | |
1530 | old_selection = NULL; | |
1531 | new_selection = last_same + 1 < new_depth ? new_stack [last_same + 1] : NULL; | |
1532 | if (new_selection && !new_selection->enabled) | |
1533 | new_selection = NULL; | |
1534 | ||
d6fd6371 GM |
1535 | /* Call callback when the hightlighted item changes. */ |
1536 | if (old_selection || new_selection) | |
1537 | XtCallCallbackList ((Widget)mw, mw->menu.highlight, | |
1538 | (XtPointer) new_selection); | |
1539 | ||
07bf635f RS |
1540 | /* updates old_state from new_state. It has to be done now because |
1541 | display_menu (called below) uses the old_stack to know what to display. */ | |
1542 | for (i = last_same + 1; i < new_depth; i++) | |
f0bd1598 J |
1543 | { |
1544 | XtPopdown (mw->menu.windows [i].w); | |
1545 | old_stack [i] = new_stack [i]; | |
1546 | } | |
07bf635f RS |
1547 | mw->menu.old_depth = new_depth; |
1548 | ||
908ff139 | 1549 | /* refresh the last selection */ |
07bf635f RS |
1550 | selection_position.x = 0; |
1551 | selection_position.y = 0; | |
1552 | display_menu (mw, last_same, new_selection == old_selection, | |
f0bd1598 | 1553 | &selection_position, NULL, NULL); |
07bf635f | 1554 | |
1ba46f7d RS |
1555 | /* Now place the new menus. */ |
1556 | for (i = last_same + 1; i < new_depth && new_stack[i]->contents; i++) | |
07bf635f | 1557 | { |
1ba46f7d RS |
1558 | window_state *previous_ws = &windows[i - 1]; |
1559 | window_state *ws = &windows[i]; | |
07bf635f | 1560 | |
be06a3df GM |
1561 | ws->x = (previous_ws->x + selection_position.x |
1562 | + mw->menu.shadow_thickness); | |
b7fa4a06 | 1563 | if (mw->menu.horizontal && i == 1) |
be06a3df GM |
1564 | ws->x += mw->menu.margin; |
1565 | ||
1566 | #if 0 | |
07bf635f RS |
1567 | if (!mw->menu.horizontal || i > 1) |
1568 | ws->x += mw->menu.shadow_thickness; | |
be06a3df | 1569 | #endif |
5c520e0a | 1570 | |
be06a3df GM |
1571 | ws->y = (previous_ws->y + selection_position.y |
1572 | + mw->menu.shadow_thickness); | |
b7fa4a06 | 1573 | if (mw->menu.horizontal && i == 1) |
be06a3df | 1574 | ws->y += mw->menu.margin; |
07bf635f RS |
1575 | |
1576 | size_menu (mw, i); | |
1577 | ||
1578 | fit_to_screen (mw, ws, previous_ws, mw->menu.horizontal && i == 1); | |
1579 | ||
f0bd1598 J |
1580 | XtVaSetValues (ws->w, XtNwidth, ws->width, XtNheight, ws->height, |
1581 | XtNx, ws->x, XtNy, ws->y, NULL); | |
1582 | create_pixmap_for_menu (ws, mw); | |
1583 | XtPopup (ws->w, XtGrabNone); | |
1584 | display_menu (mw, i, False, &selection_position, NULL, NULL); | |
07bf635f RS |
1585 | } |
1586 | ||
1587 | /* unmap the menus that popped down */ | |
1588 | for (i = new_depth - 1; i < old_depth; i++) | |
fa74535d | 1589 | if (i >= new_depth || (i > 0 && !new_stack[i]->contents)) |
f0bd1598 | 1590 | XtPopdown (windows[i].w); |
07bf635f RS |
1591 | } |
1592 | ||
1593 | static Boolean | |
d398028f PR |
1594 | motion_event_is_in_menu (mw, ev, level, relative_pos) |
1595 | XlwMenuWidget mw; | |
1596 | XMotionEvent* ev; | |
1597 | int level; | |
1598 | XPoint* relative_pos; | |
07bf635f RS |
1599 | { |
1600 | window_state* ws = &mw->menu.windows [level]; | |
4f08464c RS |
1601 | int shadow = level == 0 ? 0 : mw->menu.shadow_thickness; |
1602 | int x = ws->x + shadow; | |
1603 | int y = ws->y + shadow; | |
07bf635f RS |
1604 | relative_pos->x = ev->x_root - x; |
1605 | relative_pos->y = ev->y_root - y; | |
4f08464c | 1606 | return (x - shadow < ev->x_root && ev->x_root < x + ws->width |
1ecd5086 | 1607 | && y - shadow < ev->y_root && ev->y_root < y + ws->height); |
07bf635f RS |
1608 | } |
1609 | ||
1610 | static Boolean | |
d398028f PR |
1611 | map_event_to_widget_value (mw, ev, val, level) |
1612 | XlwMenuWidget mw; | |
1613 | XMotionEvent* ev; | |
1614 | widget_value** val; | |
1615 | int* level; | |
07bf635f RS |
1616 | { |
1617 | int i; | |
1618 | XPoint relative_pos; | |
1619 | window_state* ws; | |
1ecd5086 | 1620 | int inside = 0; |
07bf635f RS |
1621 | |
1622 | *val = NULL; | |
5c520e0a | 1623 | |
07bf635f RS |
1624 | /* Find the window */ |
1625 | for (i = mw->menu.old_depth - 1; i >= 0; i--) | |
1626 | { | |
1627 | ws = &mw->menu.windows [i]; | |
1628 | if (ws && motion_event_is_in_menu (mw, ev, i, &relative_pos)) | |
1629 | { | |
1ecd5086 | 1630 | inside = 1; |
f0bd1598 | 1631 | display_menu (mw, i, True, NULL, &relative_pos, val); |
07bf635f RS |
1632 | |
1633 | if (*val) | |
1634 | { | |
1635 | *level = i + 1; | |
1636 | return True; | |
1637 | } | |
1638 | } | |
1639 | } | |
1ecd5086 JD |
1640 | |
1641 | if (!inside) | |
1642 | { | |
1643 | if (mw->menu.inside_entry != NULL) | |
1644 | XtCallCallbackList ((Widget)mw, mw->menu.leave, | |
1645 | (XtPointer) mw->menu.inside_entry); | |
1646 | mw->menu.inside_entry = NULL; | |
1647 | } | |
1648 | ||
07bf635f RS |
1649 | return False; |
1650 | } | |
1651 | ||
1652 | \f/* Procedures */ | |
1653 | static void | |
d398028f PR |
1654 | make_drawing_gcs (mw) |
1655 | XlwMenuWidget mw; | |
07bf635f RS |
1656 | { |
1657 | XGCValues xgcv; | |
ef93458b | 1658 | float scale; |
2015c054 | 1659 | XtGCMask mask = GCForeground | GCBackground; |
07bf635f | 1660 | |
2015c054 JD |
1661 | #ifdef HAVE_X_I18N |
1662 | if (!mw->menu.fontSet) | |
1663 | { | |
1664 | xgcv.font = mw->menu.font->fid; | |
1665 | mask |= GCFont; | |
1666 | } | |
1667 | #else | |
07bf635f | 1668 | xgcv.font = mw->menu.font->fid; |
2015c054 | 1669 | mask |= GCFont; |
423a3f59 | 1670 | #endif |
07bf635f RS |
1671 | xgcv.foreground = mw->menu.foreground; |
1672 | xgcv.background = mw->core.background_pixel; | |
2015c054 | 1673 | mw->menu.foreground_gc = XtGetGC ((Widget)mw, mask, &xgcv); |
5c520e0a | 1674 | |
07bf635f | 1675 | xgcv.foreground = mw->menu.button_foreground; |
2015c054 | 1676 | mw->menu.button_gc = XtGetGC ((Widget)mw, mask, &xgcv); |
5c520e0a | 1677 | |
07bf635f | 1678 | xgcv.background = mw->core.background_pixel; |
8b71a9ca PJ |
1679 | |
1680 | #define BRIGHTNESS(color) (((color) & 0xff) + (((color) >> 8) & 0xff) + (((color) >> 16) & 0xff)) | |
1681 | ||
1682 | /* Allocate color for disabled menu-items. */ | |
ef93458b | 1683 | mw->menu.disabled_foreground = mw->menu.foreground; |
8b71a9ca | 1684 | if (BRIGHTNESS(mw->menu.foreground) < BRIGHTNESS(mw->core.background_pixel)) |
ef93458b | 1685 | scale = 2.3; |
8b71a9ca | 1686 | else |
ef93458b | 1687 | scale = 0.55; |
8b71a9ca PJ |
1688 | |
1689 | x_alloc_lighter_color_for_widget ((Widget) mw, XtDisplay ((Widget) mw), | |
1690 | mw->core.colormap, | |
ef93458b PJ |
1691 | &mw->menu.disabled_foreground, |
1692 | scale, | |
8b71a9ca | 1693 | 0x8000); |
8b71a9ca PJ |
1694 | |
1695 | if (mw->menu.foreground == mw->menu.disabled_foreground | |
1696 | || mw->core.background_pixel == mw->menu.disabled_foreground) | |
1697 | { | |
1698 | /* Too few colors, use stipple. */ | |
1699 | xgcv.foreground = mw->menu.foreground; | |
1700 | xgcv.fill_style = FillStippled; | |
1701 | xgcv.stipple = mw->menu.gray_pixmap; | |
2015c054 | 1702 | mw->menu.disabled_gc = XtGetGC ((Widget)mw, mask |
423a3f59 | 1703 | | GCFillStyle | GCStipple, &xgcv); |
8b71a9ca PJ |
1704 | } |
1705 | else | |
1706 | { | |
1707 | /* Many colors available, use disabled pixel. */ | |
1708 | xgcv.foreground = mw->menu.disabled_foreground; | |
2015c054 | 1709 | mw->menu.disabled_gc = XtGetGC ((Widget)mw, mask, &xgcv); |
8b71a9ca | 1710 | } |
5c520e0a | 1711 | |
07bf635f RS |
1712 | xgcv.foreground = mw->menu.button_foreground; |
1713 | xgcv.background = mw->core.background_pixel; | |
1714 | xgcv.fill_style = FillStippled; | |
1715 | xgcv.stipple = mw->menu.gray_pixmap; | |
2015c054 | 1716 | mw->menu.inactive_button_gc = XtGetGC ((Widget)mw, mask |
423a3f59 | 1717 | | GCFillStyle | GCStipple, &xgcv); |
5c520e0a | 1718 | |
07bf635f RS |
1719 | xgcv.foreground = mw->core.background_pixel; |
1720 | xgcv.background = mw->menu.foreground; | |
2015c054 | 1721 | mw->menu.background_gc = XtGetGC ((Widget)mw, mask, &xgcv); |
07bf635f RS |
1722 | } |
1723 | ||
1724 | static void | |
d398028f PR |
1725 | release_drawing_gcs (mw) |
1726 | XlwMenuWidget mw; | |
07bf635f RS |
1727 | { |
1728 | XtReleaseGC ((Widget) mw, mw->menu.foreground_gc); | |
1729 | XtReleaseGC ((Widget) mw, mw->menu.button_gc); | |
8b71a9ca | 1730 | XtReleaseGC ((Widget) mw, mw->menu.disabled_gc); |
07bf635f RS |
1731 | XtReleaseGC ((Widget) mw, mw->menu.inactive_button_gc); |
1732 | XtReleaseGC ((Widget) mw, mw->menu.background_gc); | |
1733 | /* let's get some segvs if we try to use these... */ | |
1734 | mw->menu.foreground_gc = (GC) -1; | |
1735 | mw->menu.button_gc = (GC) -1; | |
8b71a9ca | 1736 | mw->menu.disabled_gc = (GC) -1; |
07bf635f RS |
1737 | mw->menu.inactive_button_gc = (GC) -1; |
1738 | mw->menu.background_gc = (GC) -1; | |
1739 | } | |
1740 | ||
1741 | #define MINL(x,y) ((((unsigned long) (x)) < ((unsigned long) (y))) \ | |
1742 | ? ((unsigned long) (x)) : ((unsigned long) (y))) | |
1743 | ||
1744 | static void | |
d398028f PR |
1745 | make_shadow_gcs (mw) |
1746 | XlwMenuWidget mw; | |
07bf635f RS |
1747 | { |
1748 | XGCValues xgcv; | |
1749 | unsigned long pm = 0; | |
1750 | Display *dpy = XtDisplay ((Widget) mw); | |
be06a3df | 1751 | Screen *screen = XtScreen ((Widget) mw); |
b0404f9f | 1752 | Colormap cmap = mw->core.colormap; |
07bf635f RS |
1753 | XColor topc, botc; |
1754 | int top_frobbed = 0, bottom_frobbed = 0; | |
1755 | ||
bba2a923 GM |
1756 | mw->menu.free_top_shadow_color_p = 0; |
1757 | mw->menu.free_bottom_shadow_color_p = 0; | |
1758 | ||
07bf635f RS |
1759 | if (mw->menu.top_shadow_color == -1) |
1760 | mw->menu.top_shadow_color = mw->core.background_pixel; | |
bba2a923 GM |
1761 | else |
1762 | mw->menu.top_shadow_color = mw->menu.top_shadow_color; | |
5c520e0a | 1763 | |
07bf635f RS |
1764 | if (mw->menu.bottom_shadow_color == -1) |
1765 | mw->menu.bottom_shadow_color = mw->menu.foreground; | |
bba2a923 GM |
1766 | else |
1767 | mw->menu.bottom_shadow_color = mw->menu.bottom_shadow_color; | |
07bf635f RS |
1768 | |
1769 | if (mw->menu.top_shadow_color == mw->core.background_pixel || | |
1770 | mw->menu.top_shadow_color == mw->menu.foreground) | |
1771 | { | |
1772 | topc.pixel = mw->core.background_pixel; | |
65c0ae05 MB |
1773 | #ifdef emacs |
1774 | if (x_alloc_lighter_color_for_widget ((Widget) mw, dpy, cmap, | |
1775 | &topc.pixel, | |
1776 | 1.2, 0x8000)) | |
1777 | #else | |
07bf635f RS |
1778 | XQueryColor (dpy, cmap, &topc); |
1779 | /* don't overflow/wrap! */ | |
1780 | topc.red = MINL (65535, topc.red * 1.2); | |
1781 | topc.green = MINL (65535, topc.green * 1.2); | |
1782 | topc.blue = MINL (65535, topc.blue * 1.2); | |
1783 | if (XAllocColor (dpy, cmap, &topc)) | |
be06a3df | 1784 | #endif |
07bf635f RS |
1785 | { |
1786 | mw->menu.top_shadow_color = topc.pixel; | |
bba2a923 | 1787 | mw->menu.free_top_shadow_color_p = 1; |
07bf635f RS |
1788 | top_frobbed = 1; |
1789 | } | |
1790 | } | |
1791 | if (mw->menu.bottom_shadow_color == mw->menu.foreground || | |
1792 | mw->menu.bottom_shadow_color == mw->core.background_pixel) | |
1793 | { | |
1794 | botc.pixel = mw->core.background_pixel; | |
65c0ae05 MB |
1795 | #ifdef emacs |
1796 | if (x_alloc_lighter_color_for_widget ((Widget) mw, dpy, cmap, | |
1797 | &botc.pixel, | |
1798 | 0.6, 0x4000)) | |
1799 | #else | |
07bf635f RS |
1800 | XQueryColor (dpy, cmap, &botc); |
1801 | botc.red *= 0.6; | |
1802 | botc.green *= 0.6; | |
1803 | botc.blue *= 0.6; | |
1804 | if (XAllocColor (dpy, cmap, &botc)) | |
be06a3df | 1805 | #endif |
07bf635f RS |
1806 | { |
1807 | mw->menu.bottom_shadow_color = botc.pixel; | |
bba2a923 | 1808 | mw->menu.free_bottom_shadow_color_p = 1; |
07bf635f RS |
1809 | bottom_frobbed = 1; |
1810 | } | |
1811 | } | |
1812 | ||
1813 | if (top_frobbed && bottom_frobbed) | |
1814 | { | |
65c0ae05 | 1815 | if (topc.pixel == botc.pixel) |
07bf635f RS |
1816 | { |
1817 | if (botc.pixel == mw->menu.foreground) | |
fc8fefed | 1818 | { |
bba2a923 GM |
1819 | if (mw->menu.free_top_shadow_color_p) |
1820 | { | |
1821 | x_free_dpy_colors (dpy, screen, cmap, | |
1822 | &mw->menu.top_shadow_color, 1); | |
1823 | mw->menu.free_top_shadow_color_p = 0; | |
1824 | } | |
1825 | mw->menu.top_shadow_color = mw->core.background_pixel; | |
fc8fefed | 1826 | } |
07bf635f | 1827 | else |
fc8fefed | 1828 | { |
bba2a923 GM |
1829 | if (mw->menu.free_bottom_shadow_color_p) |
1830 | { | |
1831 | x_free_dpy_colors (dpy, screen, cmap, | |
1832 | &mw->menu.bottom_shadow_color, 1); | |
1833 | mw->menu.free_bottom_shadow_color_p = 0; | |
1834 | } | |
1835 | mw->menu.bottom_shadow_color = mw->menu.foreground; | |
fc8fefed | 1836 | } |
07bf635f RS |
1837 | } |
1838 | } | |
1839 | ||
1840 | if (!mw->menu.top_shadow_pixmap && | |
1841 | mw->menu.top_shadow_color == mw->core.background_pixel) | |
1842 | { | |
1843 | mw->menu.top_shadow_pixmap = mw->menu.gray_pixmap; | |
bba2a923 GM |
1844 | if (mw->menu.free_top_shadow_color_p) |
1845 | { | |
1846 | x_free_dpy_colors (dpy, screen, cmap, &mw->menu.top_shadow_color, 1); | |
1847 | mw->menu.free_top_shadow_color_p = 0; | |
1848 | } | |
1849 | mw->menu.top_shadow_color = mw->menu.foreground; | |
07bf635f RS |
1850 | } |
1851 | if (!mw->menu.bottom_shadow_pixmap && | |
1852 | mw->menu.bottom_shadow_color == mw->core.background_pixel) | |
1853 | { | |
1854 | mw->menu.bottom_shadow_pixmap = mw->menu.gray_pixmap; | |
bba2a923 GM |
1855 | if (mw->menu.free_bottom_shadow_color_p) |
1856 | { | |
1857 | x_free_dpy_colors (dpy, screen, cmap, | |
1858 | &mw->menu.bottom_shadow_color, 1); | |
1859 | mw->menu.free_bottom_shadow_color_p = 0; | |
1860 | } | |
1861 | mw->menu.bottom_shadow_color = mw->menu.foreground; | |
07bf635f RS |
1862 | } |
1863 | ||
1864 | xgcv.fill_style = FillStippled; | |
1865 | xgcv.foreground = mw->menu.top_shadow_color; | |
1866 | xgcv.stipple = mw->menu.top_shadow_pixmap; | |
1867 | pm = (xgcv.stipple ? GCStipple|GCFillStyle : 0); | |
1868 | mw->menu.shadow_top_gc = XtGetGC ((Widget)mw, GCForeground | pm, &xgcv); | |
1869 | ||
1870 | xgcv.foreground = mw->menu.bottom_shadow_color; | |
1871 | xgcv.stipple = mw->menu.bottom_shadow_pixmap; | |
1872 | pm = (xgcv.stipple ? GCStipple|GCFillStyle : 0); | |
1873 | mw->menu.shadow_bottom_gc = XtGetGC ((Widget)mw, GCForeground | pm, &xgcv); | |
1874 | } | |
1875 | ||
1876 | ||
1877 | static void | |
d398028f PR |
1878 | release_shadow_gcs (mw) |
1879 | XlwMenuWidget mw; | |
07bf635f | 1880 | { |
fc8fefed GM |
1881 | Display *dpy = XtDisplay ((Widget) mw); |
1882 | Screen *screen = XtScreen ((Widget) mw); | |
1883 | Colormap cmap = mw->core.colormap; | |
1884 | Pixel px[2]; | |
bba2a923 GM |
1885 | int i = 0; |
1886 | ||
1887 | if (mw->menu.free_top_shadow_color_p) | |
1888 | px[i++] = mw->menu.top_shadow_color; | |
1889 | if (mw->menu.free_bottom_shadow_color_p) | |
1890 | px[i++] = mw->menu.bottom_shadow_color; | |
1891 | if (i > 0) | |
1892 | x_free_dpy_colors (dpy, screen, cmap, px, i); | |
5c520e0a | 1893 | |
07bf635f RS |
1894 | XtReleaseGC ((Widget) mw, mw->menu.shadow_top_gc); |
1895 | XtReleaseGC ((Widget) mw, mw->menu.shadow_bottom_gc); | |
1896 | } | |
1897 | ||
99852628 JD |
1898 | #ifdef HAVE_XFT |
1899 | static int | |
1900 | openXftFont (mw) | |
1901 | XlwMenuWidget mw; | |
1902 | { | |
1903 | char *fname = mw->menu.faceName; | |
1904 | ||
1905 | mw->menu.xft_font = 0; | |
1906 | mw->menu.default_face = fname && strcmp (fname, DEFAULT_FACENAME) == 0; | |
1907 | ||
1908 | if (fname && strcmp (fname, "none") != 0) | |
1909 | { | |
1910 | int screen = XScreenNumberOfScreen (mw->core.screen); | |
1911 | int len = strlen (fname), i = len-1; | |
1912 | /* Try to convert Gtk-syntax (Sans 9) to Xft syntax Sans-9. */ | |
1913 | while (i > 0 && isdigit (fname[i])) | |
1914 | --i; | |
1915 | if (fname[i] == ' ') | |
1916 | { | |
1917 | fname = xstrdup (mw->menu.faceName); | |
1918 | fname[i] = '-'; | |
1919 | } | |
1920 | ||
1921 | mw->menu.xft_font = XftFontOpenName (XtDisplay (mw), screen, fname); | |
1922 | if (!mw->menu.xft_font) | |
1923 | { | |
1924 | fprintf (stderr, "Can't find font '%s'\n", fname); | |
1925 | mw->menu.xft_font = XftFontOpenName (XtDisplay (mw), screen, | |
1926 | DEFAULT_FACENAME); | |
1927 | } | |
1928 | } | |
1929 | ||
1930 | if (fname != mw->menu.faceName) free (fname); | |
1931 | ||
1932 | return mw->menu.xft_font != 0; | |
1933 | } | |
1934 | #endif | |
1935 | ||
07bf635f | 1936 | static void |
47d52240 | 1937 | XlwMenuInitialize (request, mw, args, num_args) |
d398028f | 1938 | Widget request; |
47d52240 | 1939 | XlwMenuWidget mw; |
d398028f PR |
1940 | ArgList args; |
1941 | Cardinal *num_args; | |
07bf635f RS |
1942 | { |
1943 | /* Get the GCs and the widget size */ | |
5c520e0a | 1944 | |
07bf635f RS |
1945 | Window window = RootWindowOfScreen (DefaultScreenOfDisplay (XtDisplay (mw))); |
1946 | Display* display = XtDisplay (mw); | |
5c520e0a | 1947 | |
d398028f PR |
1948 | #if 0 |
1949 | widget_value *tem = (widget_value *) XtMalloc (sizeof (widget_value)); | |
1950 | ||
1951 | /* _XtCreate is freeing the object that was passed to us, | |
1952 | so make a copy that we will actually keep. */ | |
1953 | lwlib_bcopy (mw->menu.contents, tem, sizeof (widget_value)); | |
1954 | mw->menu.contents = tem; | |
1955 | #endif | |
1956 | ||
99852628 | 1957 | /* mw->menu.cursor = XCreateFontCursor (display, mw->menu.cursor_shape); */ |
07bf635f | 1958 | mw->menu.cursor = mw->menu.cursor_shape; |
5c520e0a | 1959 | |
a504c8fa | 1960 | mw->menu.gray_pixmap |
f1c16db4 GM |
1961 | = XCreatePixmapFromBitmapData (display, window, gray_bitmap_bits, |
1962 | gray_bitmap_width, gray_bitmap_height, | |
a504c8fa | 1963 | (unsigned long)1, (unsigned long)0, 1); |
5c520e0a | 1964 | |
99852628 JD |
1965 | #ifdef HAVE_XFT |
1966 | if (openXftFont (mw)) | |
1967 | ; | |
1968 | else | |
1969 | #endif | |
1970 | ||
1971 | if (!mw->menu.font) | |
1972 | { | |
1973 | if (!xlwmenu_default_font) | |
1974 | xlwmenu_default_font = XLoadQueryFont (display, "fixed"); | |
1975 | mw->menu.font = xlwmenu_default_font; | |
1976 | if (!mw->menu.font) | |
1977 | { | |
1978 | fprintf (stderr, "Menu font fixed not found, can't continue.\n"); | |
1979 | abort (); | |
1980 | } | |
1981 | } | |
1982 | ||
2015c054 JD |
1983 | #ifdef HAVE_X_I18N |
1984 | if (mw->menu.fontSet) | |
1985 | mw->menu.font_extents = XExtentsOfFontSet (mw->menu.fontSet); | |
423a3f59 SM |
1986 | #endif |
1987 | ||
07bf635f RS |
1988 | make_drawing_gcs (mw); |
1989 | make_shadow_gcs (mw); | |
5c520e0a | 1990 | |
07bf635f | 1991 | mw->menu.popped_up = False; |
5c520e0a | 1992 | |
07bf635f RS |
1993 | mw->menu.old_depth = 1; |
1994 | mw->menu.old_stack = (widget_value**)XtMalloc (sizeof (widget_value*)); | |
1995 | mw->menu.old_stack_length = 1; | |
1996 | mw->menu.old_stack [0] = mw->menu.contents; | |
5c520e0a | 1997 | |
07bf635f RS |
1998 | mw->menu.new_depth = 0; |
1999 | mw->menu.new_stack = 0; | |
2000 | mw->menu.new_stack_length = 0; | |
2001 | push_new_stack (mw, mw->menu.contents); | |
5c520e0a | 2002 | |
07bf635f RS |
2003 | mw->menu.windows = (window_state*)XtMalloc (sizeof (window_state)); |
2004 | mw->menu.windows_length = 1; | |
2005 | mw->menu.windows [0].x = 0; | |
2006 | mw->menu.windows [0].y = 0; | |
2007 | mw->menu.windows [0].width = 0; | |
2008 | mw->menu.windows [0].height = 0; | |
99852628 | 2009 | mw->menu.windows [0].max_rest_width = 0; |
f0bd1598 | 2010 | mw->menu.windows [0].pixmap = None; |
99852628 JD |
2011 | #ifdef HAVE_XFT |
2012 | mw->menu.windows [0].xft_draw = 0; | |
2013 | #endif | |
07bf635f | 2014 | size_menu (mw, 0); |
5c520e0a | 2015 | |
07bf635f RS |
2016 | mw->core.width = mw->menu.windows [0].width; |
2017 | mw->core.height = mw->menu.windows [0].height; | |
2018 | } | |
2019 | ||
2020 | static void | |
2021 | XlwMenuClassInitialize () | |
2022 | { | |
99852628 | 2023 | xlwmenu_default_font = 0; |
07bf635f RS |
2024 | } |
2025 | ||
2026 | static void | |
d398028f PR |
2027 | XlwMenuRealize (w, valueMask, attributes) |
2028 | Widget w; | |
2029 | Mask *valueMask; | |
2030 | XSetWindowAttributes *attributes; | |
07bf635f RS |
2031 | { |
2032 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
2033 | XSetWindowAttributes xswa; | |
2034 | int mask; | |
2035 | ||
2036 | (*xlwMenuWidgetClass->core_class.superclass->core_class.realize) | |
2037 | (w, valueMask, attributes); | |
2038 | ||
2039 | xswa.save_under = True; | |
2040 | xswa.cursor = mw->menu.cursor_shape; | |
2041 | mask = CWSaveUnder | CWCursor; | |
2dfa0fac KL |
2042 | /* I sometimes get random BadCursor errors while creating the first |
2043 | frame on a display. I can not find their reason, but they are | |
2044 | annoying so for now let's ignore any errors here. -- lorentey */ | |
2045 | #ifdef emacs | |
16b55533 | 2046 | x_catch_errors (XtDisplay (w)); |
2dfa0fac | 2047 | #endif |
07bf635f | 2048 | XChangeWindowAttributes (XtDisplay (w), XtWindow (w), mask, &xswa); |
2dfa0fac | 2049 | #ifdef emacs |
16b55533 | 2050 | x_uncatch_errors (); |
2dfa0fac | 2051 | #endif |
07bf635f | 2052 | |
f0bd1598 | 2053 | mw->menu.windows [0].w = w; |
07bf635f RS |
2054 | mw->menu.windows [0].window = XtWindow (w); |
2055 | mw->menu.windows [0].x = w->core.x; | |
2056 | mw->menu.windows [0].y = w->core.y; | |
2057 | mw->menu.windows [0].width = w->core.width; | |
2058 | mw->menu.windows [0].height = w->core.height; | |
99852628 | 2059 | |
7aad87e8 | 2060 | set_window_type (mw->menu.windows [0].w, mw); |
f0bd1598 J |
2061 | create_pixmap_for_menu (&mw->menu.windows [0], mw); |
2062 | ||
99852628 JD |
2063 | #ifdef HAVE_XFT |
2064 | if (mw->menu.xft_font) | |
2065 | { | |
2066 | XColor colors[3]; | |
99852628 JD |
2067 | colors[0].pixel = mw->menu.xft_fg.pixel = mw->menu.foreground; |
2068 | colors[1].pixel = mw->menu.xft_bg.pixel = mw->core.background_pixel; | |
2069 | colors[2].pixel = mw->menu.xft_disabled_fg.pixel | |
2070 | = mw->menu.disabled_foreground; | |
2071 | XQueryColors (XtDisplay (mw), mw->core.colormap, colors, 3); | |
2072 | mw->menu.xft_fg.color.alpha = 0xFFFF; | |
2073 | mw->menu.xft_fg.color.red = colors[0].red; | |
2074 | mw->menu.xft_fg.color.green = colors[0].green; | |
2075 | mw->menu.xft_fg.color.blue = colors[0].blue; | |
2076 | mw->menu.xft_bg.color.alpha = 0xFFFF; | |
2077 | mw->menu.xft_bg.color.red = colors[1].red; | |
2078 | mw->menu.xft_bg.color.green = colors[1].green; | |
2079 | mw->menu.xft_bg.color.blue = colors[1].blue; | |
2080 | mw->menu.xft_disabled_fg.color.alpha = 0xFFFF; | |
2081 | mw->menu.xft_disabled_fg.color.red = colors[2].red; | |
2082 | mw->menu.xft_disabled_fg.color.green = colors[2].green; | |
2083 | mw->menu.xft_disabled_fg.color.blue = colors[2].blue; | |
2084 | } | |
99852628 | 2085 | #endif |
07bf635f RS |
2086 | } |
2087 | ||
2088 | /* Only the toplevel menubar/popup is a widget so it's the only one that | |
2089 | receives expose events through Xt. So we repaint all the other panes | |
2090 | when receiving an Expose event. */ | |
5c520e0a | 2091 | static void |
d398028f PR |
2092 | XlwMenuRedisplay (w, ev, region) |
2093 | Widget w; | |
2094 | XEvent* ev; | |
2095 | Region region; | |
07bf635f RS |
2096 | { |
2097 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
2098 | int i; | |
2099 | ||
d398028f PR |
2100 | /* If we have a depth beyond 1, it's because a submenu was displayed. |
2101 | If the submenu has been destroyed, set the depth back to 1. */ | |
2102 | if (submenu_destroyed) | |
2103 | { | |
2104 | mw->menu.old_depth = 1; | |
2105 | submenu_destroyed = 0; | |
2106 | } | |
2107 | ||
f0bd1598 | 2108 | display_menu (mw, 0, False, NULL, NULL, NULL); |
07bf635f RS |
2109 | } |
2110 | ||
f3c9e544 GM |
2111 | |
2112 | /* Part of a hack to make the menu redisplay when a tooltip frame | |
2113 | over a menu item is unmapped. */ | |
2114 | ||
2115 | void | |
2116 | xlwmenu_redisplay (w) | |
2117 | Widget w; | |
2118 | { | |
2119 | XlwMenuRedisplay (w, NULL, None); | |
2120 | } | |
2121 | ||
5c520e0a | 2122 | static void |
d398028f PR |
2123 | XlwMenuDestroy (w) |
2124 | Widget w; | |
07bf635f RS |
2125 | { |
2126 | int i; | |
2127 | XlwMenuWidget mw = (XlwMenuWidget) w; | |
2128 | ||
d398028f | 2129 | if (pointer_grabbed) |
4db7db7d | 2130 | ungrab_all ((Widget)w, CurrentTime); |
d398028f PR |
2131 | pointer_grabbed = 0; |
2132 | ||
2133 | submenu_destroyed = 1; | |
2134 | ||
07bf635f RS |
2135 | release_drawing_gcs (mw); |
2136 | release_shadow_gcs (mw); | |
2137 | ||
2138 | /* this doesn't come from the resource db but is created explicitly | |
2139 | so we must free it ourselves. */ | |
2140 | XFreePixmap (XtDisplay (mw), mw->menu.gray_pixmap); | |
2141 | mw->menu.gray_pixmap = (Pixmap) -1; | |
2142 | ||
d398028f PR |
2143 | #if 0 |
2144 | /* Do free mw->menu.contents because nowadays we copy it | |
2145 | during initialization. */ | |
2146 | XtFree (mw->menu.contents); | |
2147 | #endif | |
2148 | ||
07bf635f RS |
2149 | /* Don't free mw->menu.contents because that comes from our creator. |
2150 | The `*_stack' elements are just pointers into `contents' so leave | |
2151 | that alone too. But free the stacks themselves. */ | |
2152 | if (mw->menu.old_stack) XtFree ((char *) mw->menu.old_stack); | |
2153 | if (mw->menu.new_stack) XtFree ((char *) mw->menu.new_stack); | |
2154 | ||
2155 | /* Remember, you can't free anything that came from the resource | |
2156 | database. This includes: | |
2157 | mw->menu.cursor | |
2158 | mw->menu.top_shadow_pixmap | |
2159 | mw->menu.bottom_shadow_pixmap | |
2160 | mw->menu.font | |
2161 | Also the color cells of top_shadow_color, bottom_shadow_color, | |
2162 | foreground, and button_foreground will never be freed until this | |
2163 | client exits. Nice, eh? | |
2164 | */ | |
2165 | ||
99852628 JD |
2166 | #ifdef HAVE_XFT |
2167 | if (mw->menu.windows [0].xft_draw) | |
2168 | XftDrawDestroy (mw->menu.windows [0].xft_draw); | |
2169 | if (mw->menu.xft_font) | |
2170 | XftFontClose (XtDisplay (mw), mw->menu.xft_font); | |
2171 | #endif | |
2172 | ||
f0bd1598 J |
2173 | if (mw->menu.windows [0].pixmap != None) |
2174 | XFreePixmap (XtDisplay (mw), mw->menu.windows [0].pixmap); | |
07bf635f RS |
2175 | /* start from 1 because the one in slot 0 is w->core.window */ |
2176 | for (i = 1; i < mw->menu.windows_length; i++) | |
99852628 | 2177 | { |
f0bd1598 J |
2178 | if (mw->menu.windows [i].pixmap != None) |
2179 | XFreePixmap (XtDisplay (mw), mw->menu.windows [i].pixmap); | |
99852628 JD |
2180 | #ifdef HAVE_XFT |
2181 | if (mw->menu.windows [i].xft_draw) | |
2182 | XftDrawDestroy (mw->menu.windows [i].xft_draw); | |
2183 | #endif | |
2184 | } | |
2185 | ||
07bf635f RS |
2186 | if (mw->menu.windows) |
2187 | XtFree ((char *) mw->menu.windows); | |
2188 | } | |
2189 | ||
b117f7cc | 2190 | #ifdef HAVE_XFT |
99852628 JD |
2191 | static int |
2192 | facename_changed (XlwMenuWidget newmw, | |
2193 | XlwMenuWidget oldmw) | |
2194 | { | |
f0bd1598 | 2195 | /* This will fore a new XftFont even if the same string is set. |
99852628 JD |
2196 | This is good, as rendering parameters may have changed and |
2197 | we just want to do a redisplay. */ | |
2198 | return newmw->menu.faceName != oldmw->menu.faceName; | |
2199 | } | |
b117f7cc | 2200 | #endif |
99852628 | 2201 | |
5c520e0a | 2202 | static Boolean |
d398028f PR |
2203 | XlwMenuSetValues (current, request, new) |
2204 | Widget current; | |
2205 | Widget request; | |
2206 | Widget new; | |
07bf635f RS |
2207 | { |
2208 | XlwMenuWidget oldmw = (XlwMenuWidget)current; | |
2209 | XlwMenuWidget newmw = (XlwMenuWidget)new; | |
2210 | Boolean redisplay = False; | |
2211 | int i; | |
2212 | ||
2213 | if (newmw->menu.contents | |
2214 | && newmw->menu.contents->contents | |
2215 | && newmw->menu.contents->contents->change >= VISIBLE_CHANGE) | |
2216 | redisplay = True; | |
ba624d0f RS |
2217 | /* Do redisplay if the contents are entirely eliminated. */ |
2218 | if (newmw->menu.contents | |
2219 | && newmw->menu.contents->contents == 0 | |
2220 | && newmw->menu.contents->change >= VISIBLE_CHANGE) | |
2221 | redisplay = True; | |
07bf635f RS |
2222 | |
2223 | if (newmw->core.background_pixel != oldmw->core.background_pixel | |
d398028f | 2224 | || newmw->menu.foreground != oldmw->menu.foreground |
99852628 JD |
2225 | #ifdef HAVE_XFT |
2226 | || facename_changed (newmw, oldmw) | |
2227 | #endif | |
2015c054 JD |
2228 | #ifdef HAVE_X_I18N |
2229 | || newmw->menu.fontSet != oldmw->menu.fontSet | |
2230 | || (newmw->menu.fontSet == NULL && newmw->menu.font != oldmw->menu.font) | |
2231 | #else | |
423a3f59 SM |
2232 | || newmw->menu.font != oldmw->menu.font |
2233 | #endif | |
2234 | ) | |
07bf635f RS |
2235 | { |
2236 | release_drawing_gcs (newmw); | |
2237 | make_drawing_gcs (newmw); | |
90c7e9f0 MB |
2238 | |
2239 | release_shadow_gcs (newmw); | |
2240 | /* Cause the shadow colors to be recalculated. */ | |
2241 | newmw->menu.top_shadow_color = -1; | |
2242 | newmw->menu.bottom_shadow_color = -1; | |
2243 | make_shadow_gcs (newmw); | |
2244 | ||
07bf635f | 2245 | redisplay = True; |
5c520e0a | 2246 | |
43aa2f1b | 2247 | if (XtIsRealized (current)) |
da353f23 MB |
2248 | /* If the menu is currently displayed, change the display. */ |
2249 | for (i = 0; i < oldmw->menu.windows_length; i++) | |
2250 | { | |
2251 | XSetWindowBackground (XtDisplay (oldmw), | |
2252 | oldmw->menu.windows [i].window, | |
2253 | newmw->core.background_pixel); | |
2254 | /* clear windows and generate expose events */ | |
2255 | XClearArea (XtDisplay (oldmw), oldmw->menu.windows[i].window, | |
2256 | 0, 0, 0, 0, True); | |
2257 | } | |
07bf635f RS |
2258 | } |
2259 | ||
99852628 JD |
2260 | #ifdef HAVE_XFT |
2261 | if (facename_changed (newmw, oldmw)) | |
2262 | { | |
2263 | int i; | |
2264 | int screen = XScreenNumberOfScreen (newmw->core.screen); | |
2265 | if (newmw->menu.xft_font) | |
2266 | XftFontClose (XtDisplay (newmw), newmw->menu.xft_font); | |
2267 | openXftFont (newmw); | |
2268 | for (i = 0; i < newmw->menu.windows_length; i++) | |
2269 | { | |
2270 | if (newmw->menu.windows [i].xft_draw) | |
2271 | XftDrawDestroy (newmw->menu.windows [i].xft_draw); | |
2272 | newmw->menu.windows [i].xft_draw = 0; | |
2273 | } | |
2274 | if (newmw->menu.xft_font) | |
2275 | for (i = 0; i < newmw->menu.windows_length; i++) | |
2276 | newmw->menu.windows [i].xft_draw | |
2277 | = XftDrawCreate (XtDisplay (newmw), | |
2278 | newmw->menu.windows [i].window, | |
2279 | DefaultVisual (XtDisplay (newmw), screen), | |
2280 | newmw->core.colormap); | |
2281 | } | |
2282 | #endif | |
423a3f59 | 2283 | #ifdef HAVE_X_I18N |
2015c054 | 2284 | if (newmw->menu.fontSet != oldmw->menu.fontSet && newmw->menu.fontSet != NULL) |
423a3f59 SM |
2285 | { |
2286 | redisplay = True; | |
2015c054 | 2287 | newmw->menu.font_extents = XExtentsOfFontSet (newmw->menu.fontSet); |
423a3f59 SM |
2288 | } |
2289 | #endif | |
2290 | ||
07bf635f RS |
2291 | return redisplay; |
2292 | } | |
2293 | ||
5c520e0a | 2294 | static void |
d398028f PR |
2295 | XlwMenuResize (w) |
2296 | Widget w; | |
07bf635f RS |
2297 | { |
2298 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
2299 | ||
d398028f PR |
2300 | if (mw->menu.popped_up) |
2301 | { | |
2302 | /* Don't allow the popup menu to resize itself. */ | |
2303 | mw->core.width = mw->menu.windows [0].width; | |
2304 | mw->core.height = mw->menu.windows [0].height; | |
f0bd1598 J |
2305 | mw->core.parent->core.width = mw->core.width; |
2306 | mw->core.parent->core.height = mw->core.height; | |
d398028f PR |
2307 | } |
2308 | else | |
2309 | { | |
2310 | mw->menu.windows [0].width = mw->core.width; | |
2311 | mw->menu.windows [0].height = mw->core.height; | |
f0bd1598 | 2312 | create_pixmap_for_menu (&mw->menu.windows [0], mw); |
d398028f | 2313 | } |
07bf635f RS |
2314 | } |
2315 | ||
2316 | \f/* Action procedures */ | |
2317 | static void | |
d398028f PR |
2318 | handle_single_motion_event (mw, ev) |
2319 | XlwMenuWidget mw; | |
2320 | XMotionEvent* ev; | |
07bf635f RS |
2321 | { |
2322 | widget_value* val; | |
2323 | int level; | |
2324 | ||
2325 | if (!map_event_to_widget_value (mw, ev, &val, &level)) | |
2326 | pop_new_stack_if_no_contents (mw); | |
2327 | else | |
2328 | set_new_state (mw, val, level); | |
2329 | remap_menubar (mw); | |
5c520e0a | 2330 | |
07bf635f RS |
2331 | /* Sync with the display. Makes it feel better on X terms. */ |
2332 | XSync (XtDisplay (mw), False); | |
2333 | } | |
2334 | ||
2335 | static void | |
d398028f PR |
2336 | handle_motion_event (mw, ev) |
2337 | XlwMenuWidget mw; | |
2338 | XMotionEvent* ev; | |
07bf635f RS |
2339 | { |
2340 | int x = ev->x_root; | |
2341 | int y = ev->y_root; | |
2342 | int state = ev->state; | |
f0bd1598 | 2343 | XMotionEvent oldev = *ev; |
07bf635f RS |
2344 | |
2345 | /* allow motion events to be generated again */ | |
2346 | if (ev->is_hint | |
2347 | && XQueryPointer (XtDisplay (mw), ev->window, | |
2348 | &ev->root, &ev->subwindow, | |
2349 | &ev->x_root, &ev->y_root, | |
2350 | &ev->x, &ev->y, | |
2351 | &ev->state) | |
2352 | && ev->state == state | |
2353 | && (ev->x_root != x || ev->y_root != y)) | |
2354 | handle_single_motion_event (mw, ev); | |
f0bd1598 J |
2355 | else |
2356 | handle_single_motion_event (mw, &oldev); | |
07bf635f RS |
2357 | } |
2358 | ||
5c520e0a | 2359 | static void |
d398028f PR |
2360 | Start (w, ev, params, num_params) |
2361 | Widget w; | |
2362 | XEvent *ev; | |
2363 | String *params; | |
2364 | Cardinal *num_params; | |
07bf635f RS |
2365 | { |
2366 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
2367 | ||
d398028f PR |
2368 | if (!mw->menu.popped_up) |
2369 | { | |
2370 | menu_post_event = *ev; | |
244c93fe JD |
2371 | /* If event is set to CurrentTime, get the last known time stamp. |
2372 | This is for calculating if (popup) menus should stay up after | |
2373 | a fast click. */ | |
2374 | if (menu_post_event.xbutton.time == CurrentTime) | |
2375 | menu_post_event.xbutton.time | |
2376 | = XtLastTimestampProcessed (XtDisplay (w)); | |
2377 | ||
a57a1605 | 2378 | pop_up_menu (mw, (XButtonPressedEvent*) ev); |
d398028f PR |
2379 | } |
2380 | else | |
4cc76151 PR |
2381 | { |
2382 | /* If we push a button while the menu is posted semipermanently, | |
2383 | releasing the button should always pop the menu down. */ | |
2384 | next_release_must_exit = 1; | |
d398028f | 2385 | |
4cc76151 PR |
2386 | /* notes the absolute position of the menubar window */ |
2387 | mw->menu.windows [0].x = ev->xmotion.x_root - ev->xmotion.x; | |
2388 | mw->menu.windows [0].y = ev->xmotion.y_root - ev->xmotion.y; | |
07bf635f | 2389 | |
4cc76151 | 2390 | /* handles the down like a move, slots are compatible */ |
1f5df1f7 | 2391 | ev->xmotion.is_hint = 0; |
4cc76151 PR |
2392 | handle_motion_event (mw, &ev->xmotion); |
2393 | } | |
07bf635f RS |
2394 | } |
2395 | ||
5c520e0a | 2396 | static void |
d398028f PR |
2397 | Drag (w, ev, params, num_params) |
2398 | Widget w; | |
2399 | XEvent *ev; | |
2400 | String *params; | |
2401 | Cardinal *num_params; | |
07bf635f RS |
2402 | { |
2403 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
3c9ce1c4 KH |
2404 | if (mw->menu.popped_up) |
2405 | handle_motion_event (mw, &ev->xmotion); | |
07bf635f RS |
2406 | } |
2407 | ||
ba624d0f RS |
2408 | /* Do nothing. |
2409 | This is how we handle presses and releases of modifier keys. */ | |
2410 | static void | |
2411 | Nothing (w, ev, params, num_params) | |
2412 | Widget w; | |
2413 | XEvent *ev; | |
2414 | String *params; | |
2415 | Cardinal *num_params; | |
2416 | { | |
2417 | } | |
2418 | ||
244c93fe | 2419 | static widget_value * |
03a693b4 | 2420 | find_first_selectable (mw, item, skip_titles) |
1b8d91ab PJ |
2421 | XlwMenuWidget mw; |
2422 | widget_value *item; | |
03a693b4 | 2423 | int skip_titles; |
1b8d91ab PJ |
2424 | { |
2425 | widget_value *current = item; | |
2426 | enum menu_separator separator; | |
2427 | ||
244c93fe | 2428 | while (lw_separator_p (current->name, &separator, 0) || !current->enabled |
03a693b4 | 2429 | || (skip_titles && !current->call_data && !current->contents)) |
1b8d91ab PJ |
2430 | if (current->next) |
2431 | current=current->next; | |
2432 | else | |
03a693b4 | 2433 | return NULL; |
1b8d91ab PJ |
2434 | |
2435 | return current; | |
2436 | } | |
2437 | ||
244c93fe | 2438 | static widget_value * |
03a693b4 | 2439 | find_next_selectable (mw, item, skip_titles) |
a7e19a26 PJ |
2440 | XlwMenuWidget mw; |
2441 | widget_value *item; | |
43f15d4a | 2442 | int skip_titles; |
a7e19a26 PJ |
2443 | { |
2444 | widget_value *current = item; | |
2445 | enum menu_separator separator; | |
2446 | ||
2447 | while (current->next && (current=current->next) && | |
244c93fe | 2448 | (lw_separator_p (current->name, &separator, 0) || !current->enabled |
03a693b4 | 2449 | || (skip_titles && !current->call_data && !current->contents))) |
a7e19a26 PJ |
2450 | ; |
2451 | ||
2452 | if (current == item) | |
2453 | { | |
8b71a9ca PJ |
2454 | if (mw->menu.old_depth < 2) |
2455 | return current; | |
a7e19a26 PJ |
2456 | current = mw->menu.old_stack [mw->menu.old_depth - 2]->contents; |
2457 | ||
244c93fe JD |
2458 | while (lw_separator_p (current->name, &separator, 0) |
2459 | || !current->enabled | |
03a693b4 JD |
2460 | || (skip_titles && !current->call_data |
2461 | && !current->contents)) | |
1b8d91ab PJ |
2462 | { |
2463 | if (current->next) | |
2464 | current=current->next; | |
2465 | ||
2466 | if (current == item) | |
2467 | break; | |
2468 | } | |
2469 | ||
a7e19a26 PJ |
2470 | } |
2471 | ||
2472 | return current; | |
2473 | } | |
2474 | ||
244c93fe | 2475 | static widget_value * |
03a693b4 | 2476 | find_prev_selectable (mw, item, skip_titles) |
a7e19a26 PJ |
2477 | XlwMenuWidget mw; |
2478 | widget_value *item; | |
43f15d4a | 2479 | int skip_titles; |
a7e19a26 PJ |
2480 | { |
2481 | widget_value *current = item; | |
2482 | widget_value *prev = item; | |
2483 | ||
03a693b4 | 2484 | while ((current=find_next_selectable (mw, current, skip_titles)) |
244c93fe | 2485 | != item) |
1b8d91ab PJ |
2486 | { |
2487 | if (prev == current) | |
2488 | break; | |
a7e19a26 | 2489 | prev=current; |
1b8d91ab | 2490 | } |
a7e19a26 PJ |
2491 | |
2492 | return prev; | |
2493 | } | |
2494 | ||
2495 | static void | |
2496 | Down (w, ev, params, num_params) | |
2497 | Widget w; | |
2498 | XEvent *ev; | |
2499 | String *params; | |
2500 | Cardinal *num_params; | |
2501 | { | |
2502 | XlwMenuWidget mw = (XlwMenuWidget) w; | |
2503 | widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
244c93fe | 2504 | int popup_menu_p = mw->menu.top_depth == 1; |
a7e19a26 PJ |
2505 | |
2506 | /* Inside top-level menu-bar? */ | |
244c93fe | 2507 | if (mw->menu.old_depth == mw->menu.top_depth) |
a7e19a26 | 2508 | /* When <down> in the menu-bar is pressed, display the corresponding |
244c93fe | 2509 | sub-menu and select the first selectable menu item there. |
03a693b4 | 2510 | If this is a popup menu, skip title item of the popup. */ |
244c93fe JD |
2511 | set_new_state (mw, |
2512 | find_first_selectable (mw, | |
2513 | selected_item->contents, | |
2514 | popup_menu_p), | |
2515 | mw->menu.old_depth); | |
a7e19a26 PJ |
2516 | else |
2517 | /* Highlight next possible (enabled and not separator) menu item. */ | |
244c93fe JD |
2518 | set_new_state (mw, find_next_selectable (mw, selected_item, popup_menu_p), |
2519 | mw->menu.old_depth - 1); | |
a7e19a26 PJ |
2520 | |
2521 | remap_menubar (mw); | |
2522 | } | |
2523 | ||
2524 | static void | |
2525 | Up (w, ev, params, num_params) | |
2526 | Widget w; | |
2527 | XEvent *ev; | |
2528 | String *params; | |
2529 | Cardinal *num_params; | |
2530 | { | |
2531 | XlwMenuWidget mw = (XlwMenuWidget) w; | |
2532 | widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
244c93fe | 2533 | int popup_menu_p = mw->menu.top_depth == 1; |
a7e19a26 PJ |
2534 | |
2535 | /* Inside top-level menu-bar? */ | |
244c93fe | 2536 | if (mw->menu.old_depth == mw->menu.top_depth) |
a7e19a26 PJ |
2537 | { |
2538 | /* FIXME: this is tricky. <up> in the menu-bar should select the | |
1b8d91ab PJ |
2539 | last selectable item in the list. So we select the first |
2540 | selectable one and find the previous selectable item. Is there | |
2541 | a better way? */ | |
03a693b4 | 2542 | /* If this is a popup menu, skip title item of the popup. */ |
244c93fe JD |
2543 | set_new_state (mw, |
2544 | find_first_selectable (mw, | |
2545 | selected_item->contents, | |
2546 | popup_menu_p), | |
2547 | mw->menu.old_depth); | |
a7e19a26 PJ |
2548 | remap_menubar (mw); |
2549 | selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
244c93fe JD |
2550 | set_new_state (mw, |
2551 | find_prev_selectable (mw, | |
2552 | selected_item, | |
2553 | popup_menu_p), | |
2554 | mw->menu.old_depth - 1); | |
a7e19a26 PJ |
2555 | } |
2556 | else | |
2557 | /* Highlight previous (enabled and not separator) menu item. */ | |
244c93fe JD |
2558 | set_new_state (mw, find_prev_selectable (mw, selected_item, popup_menu_p), |
2559 | mw->menu.old_depth - 1); | |
a7e19a26 PJ |
2560 | |
2561 | remap_menubar (mw); | |
2562 | } | |
2563 | ||
244c93fe | 2564 | void |
a7e19a26 PJ |
2565 | Left (w, ev, params, num_params) |
2566 | Widget w; | |
2567 | XEvent *ev; | |
2568 | String *params; | |
2569 | Cardinal *num_params; | |
2570 | { | |
2571 | XlwMenuWidget mw = (XlwMenuWidget) w; | |
2572 | widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
2573 | ||
2574 | /* Inside top-level menu-bar? */ | |
244c93fe | 2575 | if (mw->menu.old_depth == mw->menu.top_depth) |
a7e19a26 PJ |
2576 | /* When <left> in the menu-bar is pressed, display the previous item on |
2577 | the menu-bar. If the current item is the first one, highlight the | |
2578 | last item in the menubar (probably Help). */ | |
244c93fe JD |
2579 | set_new_state (mw, find_prev_selectable (mw, selected_item, 0), |
2580 | mw->menu.old_depth - 1); | |
fa74535d RS |
2581 | else if (mw->menu.old_depth == 1 |
2582 | && selected_item->contents) /* Is this menu item expandable? */ | |
2583 | { | |
2584 | set_new_state (mw, selected_item->contents, mw->menu.old_depth); | |
2585 | remap_menubar (mw); | |
2586 | selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
244c93fe JD |
2587 | if (!selected_item->enabled && find_first_selectable (mw, |
2588 | selected_item, | |
2589 | 0)) | |
2590 | set_new_state (mw, find_first_selectable (mw, selected_item, 0), | |
2591 | mw->menu.old_depth - 1); | |
fa74535d RS |
2592 | } |
2593 | ||
a7e19a26 PJ |
2594 | else |
2595 | { | |
2596 | pop_new_stack_if_no_contents (mw); | |
244c93fe JD |
2597 | set_new_state (mw, mw->menu.old_stack [mw->menu.old_depth - 2], |
2598 | mw->menu.old_depth - 2); | |
a7e19a26 PJ |
2599 | } |
2600 | ||
2601 | remap_menubar (mw); | |
2602 | } | |
2603 | ||
244c93fe | 2604 | void |
a7e19a26 PJ |
2605 | Right (w, ev, params, num_params) |
2606 | Widget w; | |
2607 | XEvent *ev; | |
2608 | String *params; | |
2609 | Cardinal *num_params; | |
2610 | { | |
2611 | XlwMenuWidget mw = (XlwMenuWidget) w; | |
2612 | widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
2613 | ||
2614 | /* Inside top-level menu-bar? */ | |
244c93fe | 2615 | if (mw->menu.old_depth == mw->menu.top_depth) |
a7e19a26 PJ |
2616 | /* When <right> in the menu-bar is pressed, display the next item on |
2617 | the menu-bar. If the current item is the last one, highlight the | |
2618 | first item (probably File). */ | |
244c93fe JD |
2619 | set_new_state (mw, find_next_selectable (mw, selected_item, 0), |
2620 | mw->menu.old_depth - 1); | |
a7e19a26 | 2621 | else if (selected_item->contents) /* Is this menu item expandable? */ |
1b8d91ab PJ |
2622 | { |
2623 | set_new_state (mw, selected_item->contents, mw->menu.old_depth); | |
2624 | remap_menubar (mw); | |
2625 | selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
244c93fe JD |
2626 | if (!selected_item->enabled && find_first_selectable (mw, |
2627 | selected_item, | |
2628 | 0)) | |
2629 | set_new_state (mw, find_first_selectable (mw, selected_item, 0), | |
2630 | mw->menu.old_depth - 1); | |
1b8d91ab | 2631 | } |
a7e19a26 PJ |
2632 | else |
2633 | { | |
2634 | pop_new_stack_if_no_contents (mw); | |
244c93fe JD |
2635 | set_new_state (mw, mw->menu.old_stack [mw->menu.old_depth - 2], |
2636 | mw->menu.old_depth - 2); | |
a7e19a26 PJ |
2637 | } |
2638 | ||
2639 | remap_menubar (mw); | |
2640 | } | |
2641 | ||
ba624d0f RS |
2642 | /* Handle key press and release events while menu is popped up. |
2643 | Our action is to get rid of the menu. */ | |
2644 | static void | |
2645 | Key (w, ev, params, num_params) | |
2646 | Widget w; | |
2647 | XEvent *ev; | |
2648 | String *params; | |
2649 | Cardinal *num_params; | |
2650 | { | |
2651 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
2652 | ||
2653 | /* Pop down everything. */ | |
2654 | mw->menu.new_depth = 1; | |
2655 | remap_menubar (mw); | |
2656 | ||
2657 | if (mw->menu.popped_up) | |
2658 | { | |
2659 | mw->menu.popped_up = False; | |
4db7db7d | 2660 | ungrab_all ((Widget)mw, ev->xmotion.time); |
ba624d0f RS |
2661 | if (XtIsShell (XtParent ((Widget) mw))) |
2662 | XtPopdown (XtParent ((Widget) mw)); | |
2663 | else | |
2664 | { | |
2665 | XtRemoveGrab ((Widget) mw); | |
f0bd1598 | 2666 | display_menu (mw, 0, False, NULL, NULL, NULL); |
ba624d0f RS |
2667 | } |
2668 | } | |
2669 | ||
2670 | /* callback */ | |
2671 | XtCallCallbackList ((Widget)mw, mw->menu.select, (XtPointer)0); | |
2672 | } | |
2673 | ||
2674 | static void | |
d398028f PR |
2675 | Select (w, ev, params, num_params) |
2676 | Widget w; | |
2677 | XEvent *ev; | |
2678 | String *params; | |
2679 | Cardinal *num_params; | |
07bf635f RS |
2680 | { |
2681 | XlwMenuWidget mw = (XlwMenuWidget)w; | |
2682 | widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1]; | |
5c520e0a | 2683 | |
d398028f PR |
2684 | /* If user releases the button quickly, without selecting anything, |
2685 | after the initial down-click that brought the menu up, | |
2686 | do nothing. */ | |
2687 | if ((selected_item == 0 | |
2688 | || ((widget_value *) selected_item)->call_data == 0) | |
2689 | && !next_release_must_exit | |
2690 | && (ev->xbutton.time - menu_post_event.xbutton.time | |
2691 | < XtGetMultiClickTime (XtDisplay (w)))) | |
2692 | return; | |
2693 | ||
2694 | /* pop down everything. */ | |
07bf635f RS |
2695 | mw->menu.new_depth = 1; |
2696 | remap_menubar (mw); | |
2697 | ||
2698 | if (mw->menu.popped_up) | |
2699 | { | |
2700 | mw->menu.popped_up = False; | |
4db7db7d | 2701 | ungrab_all ((Widget)mw, ev->xmotion.time); |
2289f3f4 PR |
2702 | if (XtIsShell (XtParent ((Widget) mw))) |
2703 | XtPopdown (XtParent ((Widget) mw)); | |
4cc76151 PR |
2704 | else |
2705 | { | |
2706 | XtRemoveGrab ((Widget) mw); | |
f0bd1598 | 2707 | display_menu (mw, 0, False, NULL, NULL, NULL); |
4cc76151 | 2708 | } |
07bf635f RS |
2709 | } |
2710 | ||
2711 | /* callback */ | |
2712 | XtCallCallbackList ((Widget)mw, mw->menu.select, (XtPointer)selected_item); | |
07bf635f RS |
2713 | } |
2714 | ||
2715 | ||
2716 | \f/* Special code to pop-up a menu */ | |
244c93fe | 2717 | static void |
d398028f PR |
2718 | pop_up_menu (mw, event) |
2719 | XlwMenuWidget mw; | |
2720 | XButtonPressedEvent* event; | |
07bf635f RS |
2721 | { |
2722 | int x = event->x_root; | |
2723 | int y = event->y_root; | |
2724 | int w; | |
2725 | int h; | |
2726 | int borderwidth = mw->menu.shadow_thickness; | |
2727 | Screen* screen = XtScreen (mw); | |
8400b9ed | 2728 | Display *display = XtDisplay (mw); |
07bf635f | 2729 | |
d398028f PR |
2730 | next_release_must_exit = 0; |
2731 | ||
1ecd5086 | 2732 | mw->menu.inside_entry = NULL; |
07bf635f RS |
2733 | XtCallCallbackList ((Widget)mw, mw->menu.open, NULL); |
2734 | ||
2289f3f4 | 2735 | if (XtIsShell (XtParent ((Widget)mw))) |
4cc76151 | 2736 | size_menu (mw, 0); |
07bf635f RS |
2737 | |
2738 | w = mw->menu.windows [0].width; | |
2739 | h = mw->menu.windows [0].height; | |
2740 | ||
2741 | x -= borderwidth; | |
2742 | y -= borderwidth; | |
2743 | if (x < borderwidth) | |
2744 | x = borderwidth; | |
2745 | if (x + w + 2 * borderwidth > WidthOfScreen (screen)) | |
2746 | x = WidthOfScreen (screen) - w - 2 * borderwidth; | |
2747 | if (y < borderwidth) | |
2748 | y = borderwidth; | |
2749 | if (y + h + 2 * borderwidth> HeightOfScreen (screen)) | |
2750 | y = HeightOfScreen (screen) - h - 2 * borderwidth; | |
2751 | ||
2752 | mw->menu.popped_up = True; | |
2289f3f4 | 2753 | if (XtIsShell (XtParent ((Widget)mw))) |
4cc76151 | 2754 | { |
2289f3f4 PR |
2755 | XtConfigureWidget (XtParent ((Widget)mw), x, y, w, h, |
2756 | XtParent ((Widget)mw)->core.border_width); | |
2757 | XtPopup (XtParent ((Widget)mw), XtGrabExclusive); | |
f0bd1598 | 2758 | display_menu (mw, 0, False, NULL, NULL, NULL); |
4cc76151 PR |
2759 | mw->menu.windows [0].x = x + borderwidth; |
2760 | mw->menu.windows [0].y = y + borderwidth; | |
244c93fe | 2761 | mw->menu.top_depth = 1; /* Popup menus don't have a bar so top is 1 */ |
4cc76151 PR |
2762 | } |
2763 | else | |
2764 | { | |
2765 | XEvent *ev = (XEvent *) event; | |
2766 | ||
87a559bf | 2767 | XtAddGrab ((Widget) mw, True, True); |
4cc76151 PR |
2768 | |
2769 | /* notes the absolute position of the menubar window */ | |
2770 | mw->menu.windows [0].x = ev->xmotion.x_root - ev->xmotion.x; | |
2771 | mw->menu.windows [0].y = ev->xmotion.y_root - ev->xmotion.y; | |
244c93fe | 2772 | mw->menu.top_depth = 2; |
4cc76151 PR |
2773 | } |
2774 | ||
d398028f | 2775 | #ifdef emacs |
1f5df1f7 | 2776 | x_catch_errors (display); |
d398028f | 2777 | #endif |
4db7db7d JD |
2778 | if (XtGrabPointer ((Widget)mw, False, |
2779 | (PointerMotionMask | |
2780 | | PointerMotionHintMask | |
2781 | | ButtonReleaseMask | |
2782 | | ButtonPressMask), | |
2783 | GrabModeAsync, GrabModeAsync, None, | |
2784 | mw->menu.cursor_shape, | |
2785 | event->time) == Success) | |
2786 | { | |
005e0d57 | 2787 | if (! GRAB_KEYBOARD |
4db7db7d JD |
2788 | || XtGrabKeyboard ((Widget)mw, False, GrabModeAsync, |
2789 | GrabModeAsync, event->time) == Success) | |
2790 | { | |
2791 | XtSetKeyboardFocus((Widget)mw, None); | |
2792 | pointer_grabbed = 1; | |
2793 | } | |
2794 | else | |
2795 | XtUngrabPointer ((Widget)mw, event->time); | |
2796 | } | |
2797 | ||
d398028f | 2798 | #ifdef emacs |
8400b9ed | 2799 | if (x_had_errors_p (display)) |
d398028f PR |
2800 | { |
2801 | pointer_grabbed = 0; | |
2802 | XtUngrabPointer ((Widget)mw, event->time); | |
2803 | } | |
1f5df1f7 | 2804 | x_uncatch_errors (); |
d398028f | 2805 | #endif |
07bf635f | 2806 | |
1f5df1f7 | 2807 | ((XMotionEvent*)event)->is_hint = 0; |
07bf635f RS |
2808 | handle_motion_event (mw, (XMotionEvent*)event); |
2809 | } | |
ab5796a9 MB |
2810 | |
2811 | /* arch-tag: 657f43dd-dfd0-4cc9-910c-52935f01176e | |
2812 | (do not change this comment) */ |