This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
/
SDL_x11window.c
849 lines (765 loc) · 26.7 KB
1
2
/*
SDL - Simple DirectMedia Layer
3
Copyright (C) 1997-2009 Sam Lantinga
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#include "SDL_syswm.h"
#include "../SDL_sysvideo.h"
#include "../../events/SDL_keyboard_c.h"
27
#include "../../events/SDL_mouse_c.h"
28
29
#include "SDL_x11video.h"
30
#include "SDL_x11mouse.h"
31
#include "../Xext/extensions/StdCmap.h"
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
static void
X11_GetDisplaySize(_THIS, SDL_Window * window, int *w, int *h)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
SDL_DisplayData *displaydata =
(SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata;
XWindowAttributes attr;
XGetWindowAttributes(data->display, RootWindow(data->display,
displaydata->screen),
&attr);
if (w) {
*w = attr.width;
}
if (h) {
*h = attr.height;
}
}
52
53
54
55
56
57
static int
SetupWindowData(_THIS, SDL_Window * window, Window w, BOOL created)
{
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
SDL_WindowData *data;
int numwindows = videodata->numwindows;
58
int windowlistlength = videodata->windowlistlength;
59
SDL_WindowData **windowlist = videodata->windowlist;
60
int index;
61
62
/* Allocate the window data */
63
data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
if (!data) {
SDL_OutOfMemory();
return -1;
}
data->windowID = window->id;
data->window = w;
#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
data->ic =
pXCreateIC(videodata->im, XNClientWindow, w, XNFocusWindow, w,
XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
XNResourceName, videodata->classname, XNResourceClass,
videodata->classname, NULL);
}
#endif
data->created = created;
data->videodata = videodata;
82
83
/* Associate the data with the window */
84
85
86
if (numwindows < windowlistlength) {
windowlist[numwindows] = data;
videodata->numwindows++;
87
} else {
88
89
90
91
92
93
94
95
96
97
98
99
100
windowlist =
(SDL_WindowData **) SDL_realloc(windowlist,
(numwindows +
1) * sizeof(*windowlist));
if (!windowlist) {
SDL_OutOfMemory();
SDL_free(data);
return -1;
}
windowlist[numwindows] = data;
videodata->numwindows++;
videodata->windowlistlength++;
videodata->windowlist = windowlist;
101
102
}
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/* Fill in the SDL window with the window data */
{
XWindowAttributes attrib;
XGetWindowAttributes(data->videodata->display, w, &attrib);
window->x = attrib.x;
window->y = attrib.y;
window->w = attrib.width;
window->h = attrib.height;
if (attrib.map_state != IsUnmapped) {
window->flags |= SDL_WINDOW_SHOWN;
} else {
window->flags &= ~SDL_WINDOW_SHOWN;
}
}
/* FIXME: How can I tell?
{
DWORD style = GetWindowLong(hwnd, GWL_STYLE);
if (style & WS_VISIBLE) {
if (style & (WS_BORDER | WS_THICKFRAME)) {
window->flags &= ~SDL_WINDOW_BORDERLESS;
} else {
window->flags |= SDL_WINDOW_BORDERLESS;
}
if (style & WS_THICKFRAME) {
window->flags |= SDL_WINDOW_RESIZABLE;
} else {
window->flags &= ~SDL_WINDOW_RESIZABLE;
}
if (style & WS_MAXIMIZE) {
window->flags |= SDL_WINDOW_MAXIMIZED;
} else {
window->flags &= ~SDL_WINDOW_MAXIMIZED;
}
if (style & WS_MINIMIZE) {
window->flags |= SDL_WINDOW_MINIMIZED;
} else {
window->flags &= ~SDL_WINDOW_MINIMIZED;
}
}
if (GetFocus() == hwnd) {
int index = data->videodata->keyboard;
window->flags |= SDL_WINDOW_INPUT_FOCUS;
SDL_SetKeyboardFocus(index, data->windowID);
if (window->flags & SDL_WINDOW_INPUT_GRABBED) {
RECT rect;
GetClientRect(hwnd, &rect);
ClientToScreen(hwnd, (LPPOINT) & rect);
ClientToScreen(hwnd, (LPPOINT) & rect + 1);
ClipCursor(&rect);
}
}
*/
/* All done! */
window->driverdata = data;
return 0;
}
int
X11_CreateWindow(_THIS, SDL_Window * window)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
SDL_DisplayData *displaydata =
168
(SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata;
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
Visual *visual;
int depth;
XSetWindowAttributes xattr;
int x, y;
Window w;
XSizeHints *sizehints;
XWMHints *wmhints;
XClassHint *classhints;
#if SDL_VIDEO_DRIVER_X11_XINERAMA
/* FIXME
if ( use_xinerama ) {
x = xinerama_info.x_org;
y = xinerama_info.y_org;
}
*/
#endif
186
#ifdef SDL_VIDEO_OPENGL_GLX
187
if (window->flags & SDL_WINDOW_OPENGL) {
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
XVisualInfo *vinfo;
if (X11_GL_Initialize(_this) < 0) {
return -1;
}
vinfo = X11_GL_GetVisual(_this, data->display, displaydata->screen);
if (!vinfo) {
return -1;
}
visual = vinfo->visual;
depth = vinfo->depth;
XFree(vinfo);
} else
#endif
{
203
204
205
206
207
208
209
210
211
212
213
visual = displaydata->visual;
depth = displaydata->depth;
}
if (window->flags & SDL_WINDOW_FULLSCREEN) {
xattr.override_redirect = True;
} else {
xattr.override_redirect = False;
}
xattr.background_pixel = 0;
xattr.border_pixel = 0;
214
215
if (visual->class == PseudoColor) {
216
int nmaps;
217
XStandardColormap cmap;
218
XStandardColormap *stdmaps;
219
220
XColor *colorcells;
Colormap colormap;
221
Bool found = False;
222
223
224
225
int i;
int ncolors;
int rmax, gmax, bmax;
int rmul, gmul, bmul;
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
if (colormap =
X11_LookupColormap(data->display, displaydata->screen,
visual->visualid)) {
xattr.colormap = colormap;
} else {
/* check to see if the colormap we need already exists */
if (0 != XGetRGBColormaps(data->display,
RootWindow(data->display,
displaydata->screen),
&stdmaps, &nmaps, XA_RGB_BEST_MAP)) {
for (i = 0; i < nmaps; i++) {
if (stdmaps[i].visualid == visual->visualid) {
SDL_memcpy(&cmap, &stdmaps[i],
sizeof(XStandardColormap));
found = True;
break;
}
244
}
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
XFree(stdmaps);
}
/* it doesn't exist, so create it */
if (!found) {
int max = visual->map_entries - 1;
stdmaps =
XmuStandardColormap(data->display, displaydata->screen,
visual->visualid, depth,
XA_RGB_BEST_MAP, None, max, max, max);
if (NULL == stdmaps || stdmaps->visualid != visual->visualid) {
SDL_SetError
("Couldn't create window:XA_RGB_BEST_MAP not found and could not be created");
return -1;
}
SDL_memcpy(&cmap, stdmaps, sizeof(XStandardColormap));
261
XFree(stdmaps);
262
}
263
264
265
266
267
268
269
/* OK, we have the best color map, now copy it for use by the
program */
colorcells = SDL_malloc(visual->map_entries * sizeof(XColor));
if (NULL == colorcells) {
SDL_SetError("out of memory in X11_CreateWindow");
270
271
return -1;
}
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
ncolors = visual->map_entries;
rmax = cmap.red_max + 1;
gmax = cmap.blue_max + 1;
bmax = cmap.green_max + 1;
rmul = cmap.red_mult;
gmul = cmap.blue_mult;
bmul = cmap.green_mult;
/* build the color table pixel values */
for (i = 0; i < ncolors; i++) {
Uint32 red = (rmax * i) / ncolors;
Uint32 green = (gmax * i) / ncolors;
Uint32 blue = (bmax * i) / ncolors;
colorcells[i].pixel =
(red * rmul) | (green * gmul) | (blue * bmul);
}
XQueryColors(data->display, cmap.colormap, colorcells, ncolors);
colormap = XCreateColormap(data->display,
RootWindow(data->display,
displaydata->screen),
visual, AllocAll);
XStoreColors(data->display, colormap, colorcells, ncolors);
SDL_free(colorcells);
xattr.colormap = colormap;
X11_TrackColormap(data->display, displaydata->screen, colormap,
&cmap, visual);
301
}
302
303
304
305
306
307
} else if (visual->class == DirectColor) {
/* FIXME: Allocate a read-write colormap for gamma fading someday */
xattr.colormap =
XCreateColormap(data->display,
RootWindow(data->display, displaydata->screen),
visual, AllocNone);
308
309
310
311
312
313
314
} else {
xattr.colormap =
XCreateColormap(data->display,
RootWindow(data->display, displaydata->screen),
visual, AllocNone);
}
315
316
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->x == SDL_WINDOWPOS_CENTERED) {
317
318
X11_GetDisplaySize(_this, window, &x, NULL);
x = (x - window->w) / 2;
319
320
321
322
323
} else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
x = 0;
} else {
x = window->x;
}
324
325
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->y == SDL_WINDOWPOS_CENTERED) {
326
327
X11_GetDisplaySize(_this, window, NULL, &y);
y = (y - window->h) / 2;
328
329
330
331
332
333
334
335
336
337
338
} else if (window->y == SDL_WINDOWPOS_UNDEFINED) {
y = 0;
} else {
y = window->y;
}
w = XCreateWindow(data->display,
RootWindow(data->display, displaydata->screen), x, y,
window->w, window->h, 0, depth, InputOutput, visual,
(CWOverrideRedirect | CWBackPixel | CWBorderPixel |
CWColormap), &xattr);
339
340
341
342
343
344
345
346
347
if (!w) {
#ifdef SDL_VIDEO_OPENGL_GLX
if (window->flags & SDL_WINDOW_OPENGL) {
X11_GL_Shutdown(_this);
}
#endif
SDL_SetError("Couldn't create window");
return -1;
}
348
349
350
sizehints = XAllocSizeHints();
if (sizehints) {
351
352
if ((window->flags & SDL_WINDOW_RESIZABLE)
&& !(window->flags & SDL_WINDOW_FULLSCREEN)) {
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
sizehints->min_width = 32;
sizehints->min_height = 32;
sizehints->max_height = 4096;
sizehints->max_width = 4096;
} else {
sizehints->min_width = sizehints->max_width = window->w;
sizehints->min_height = sizehints->max_height = window->h;
}
sizehints->flags = PMaxSize | PMinSize;
if (!(window->flags & SDL_WINDOW_FULLSCREEN)
&& window->x != SDL_WINDOWPOS_UNDEFINED
&& window->y != SDL_WINDOWPOS_UNDEFINED) {
sizehints->x = x;
sizehints->y = y;
sizehints->flags |= USPosition;
}
XSetWMNormalHints(data->display, w, sizehints);
XFree(sizehints);
}
373
if (window->flags & (SDL_WINDOW_BORDERLESS | SDL_WINDOW_FULLSCREEN)) {
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
SDL_bool set;
Atom WM_HINTS;
/* We haven't modified the window manager hints yet */
set = SDL_FALSE;
/* First try to set MWM hints */
WM_HINTS = XInternAtom(data->display, "_MOTIF_WM_HINTS", True);
if (WM_HINTS != None) {
/* Hints used by Motif compliant window managers */
struct
{
unsigned long flags;
unsigned long functions;
unsigned long decorations;
long input_mode;
unsigned long status;
} MWMHints = {
(1L << 1), 0, 0, 0, 0};
XChangeProperty(data->display, w, WM_HINTS, WM_HINTS, 32,
PropModeReplace, (unsigned char *) &MWMHints,
sizeof(MWMHints) / sizeof(long));
set = SDL_TRUE;
}
/* Now try to set KWM hints */
WM_HINTS = XInternAtom(data->display, "KWM_WIN_DECORATION", True);
if (WM_HINTS != None) {
long KWMHints = 0;
XChangeProperty(data->display, w,
WM_HINTS, WM_HINTS, 32,
PropModeReplace,
(unsigned char *) &KWMHints,
sizeof(KWMHints) / sizeof(long));
set = SDL_TRUE;
}
/* Now try to set GNOME hints */
WM_HINTS = XInternAtom(data->display, "_WIN_HINTS", True);
if (WM_HINTS != None) {
long GNOMEHints = 0;
XChangeProperty(data->display, w,
WM_HINTS, WM_HINTS, 32,
PropModeReplace,
(unsigned char *) &GNOMEHints,
sizeof(GNOMEHints) / sizeof(long));
set = SDL_TRUE;
}
/* Finally set the transient hints if necessary */
if (!set) {
XSetTransientForHint(data->display, w,
RootWindow(data->display,
displaydata->screen));
}
} else {
SDL_bool set;
Atom WM_HINTS;
/* We haven't modified the window manager hints yet */
set = SDL_FALSE;
/* First try to unset MWM hints */
WM_HINTS = XInternAtom(data->display, "_MOTIF_WM_HINTS", True);
if (WM_HINTS != None) {
XDeleteProperty(data->display, w, WM_HINTS);
set = SDL_TRUE;
}
/* Now try to unset KWM hints */
WM_HINTS = XInternAtom(data->display, "KWM_WIN_DECORATION", True);
if (WM_HINTS != None) {
XDeleteProperty(data->display, w, WM_HINTS);
set = SDL_TRUE;
}
/* Now try to unset GNOME hints */
WM_HINTS = XInternAtom(data->display, "_WIN_HINTS", True);
if (WM_HINTS != None) {
XDeleteProperty(data->display, w, WM_HINTS);
set = SDL_TRUE;
}
/* Finally unset the transient hints if necessary */
if (!set) {
/* NOTE: Does this work? */
XSetTransientForHint(data->display, w, None);
}
}
/* Tell KDE to keep fullscreen windows on top */
if (window->flags & SDL_WINDOW_FULLSCREEN) {
XEvent ev;
long mask;
SDL_zero(ev);
ev.xclient.type = ClientMessage;
ev.xclient.window = RootWindow(data->display, displaydata->screen);
ev.xclient.message_type =
XInternAtom(data->display, "KWM_KEEP_ON_TOP", False);
ev.xclient.format = 32;
ev.xclient.data.l[0] = w;
ev.xclient.data.l[1] = CurrentTime;
XSendEvent(data->display,
RootWindow(data->display, displaydata->screen), False,
SubstructureRedirectMask, &ev);
}
/* Set the input hints so we get keyboard input */
wmhints = XAllocWMHints();
if (wmhints) {
wmhints->input = True;
483
wmhints->flags = InputHint;
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
XSetWMHints(data->display, w, wmhints);
XFree(wmhints);
}
/* Set the class hints so we can get an icon (AfterStep) */
classhints = XAllocClassHint();
if (classhints != NULL) {
classhints->res_name = data->classname;
classhints->res_class = data->classname;
XSetClassHint(data->display, w, classhints);
XFree(classhints);
}
/* Allow the window to be deleted by the window manager */
XSetWMProtocols(data->display, w, &data->WM_DELETE_WINDOW, 1);
if (SetupWindowData(_this, window, w, SDL_TRUE) < 0) {
501
502
503
504
505
#ifdef SDL_VIDEO_OPENGL_GLX
if (window->flags & SDL_WINDOW_OPENGL) {
X11_GL_Shutdown(_this);
}
#endif
506
507
508
XDestroyWindow(data->display, w);
return -1;
}
509
510
511
512
513
514
515
516
517
518
519
520
521
#ifdef X_HAVE_UTF8_STRING
{
Uint32 fevent = 0;
pXGetICValues(((SDL_WindowData *) window->driverdata)->ic,
XNFilterEvents, &fevent, NULL);
XSelectInput(data->display, w,
(FocusChangeMask | EnterWindowMask | LeaveWindowMask |
ExposureMask | ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask | KeyReleaseMask |
PropertyChangeMask | StructureNotifyMask |
KeymapStateMask | fevent));
}
#else
522
523
{
XSelectInput(data->display, w,
524
525
526
527
528
(FocusChangeMask | EnterWindowMask | LeaveWindowMask |
ExposureMask | ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask | KeyReleaseMask |
PropertyChangeMask | StructureNotifyMask |
KeymapStateMask));
529
}
530
531
#endif
532
#if SDL_VIDEO_DRIVER_X11_XINPUT
533
/* we're informing the display what extension events we want to receive from it */
534
535
536
537
538
539
540
541
542
{
int i, j, n = 0;
XEventClass xevents[256];
for (i = 0; i < SDL_GetNumMice(); ++i) {
SDL_Mouse *mouse;
X11_MouseData *data;
mouse = SDL_GetMouse(i);
543
data = (X11_MouseData *) mouse->driverdata;
544
545
546
547
548
549
550
551
552
553
554
555
556
if (!data) {
continue;
}
for (j = 0; j < data->num_xevents; ++j) {
xevents[n++] = data->xevents[j];
}
}
if (n > 0) {
XSelectExtensionEvent(data->display, w, xevents, n);
}
}
#endif
557
558
559
560
561
return 0;
}
int
562
X11_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
{
Window w = (Window) data;
/* FIXME: Query the title from the existing window */
if (SetupWindowData(_this, window, w, SDL_FALSE) < 0) {
return -1;
}
return 0;
}
void
X11_SetWindowTitle(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
XTextProperty titleprop, iconprop;
Status status;
const char *title = window->title;
const char *icon = NULL;
#ifdef X_HAVE_UTF8_STRING
Atom _NET_WM_NAME = 0;
Atom _NET_WM_ICON_NAME = 0;
/* Look up some useful Atoms */
if (SDL_X11_HAVE_UTF8) {
_NET_WM_NAME = XInternAtom(display, "_NET_WM_NAME", False);
_NET_WM_ICON_NAME = XInternAtom(display, "_NET_WM_ICON_NAME", False);
}
#endif
if (title != NULL) {
596
597
char *title_locale = SDL_iconv_utf8_locale(title);
if (!title_locale) {
598
599
600
SDL_OutOfMemory();
return;
}
601
602
status = XStringListToTextProperty(&title_locale, 1, &titleprop);
SDL_free(title_locale);
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
if (status) {
XSetTextProperty(display, data->window, &titleprop, XA_WM_NAME);
XFree(titleprop.value);
}
#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
status =
Xutf8TextListToTextProperty(display, (char **) &title, 1,
XUTF8StringStyle, &titleprop);
if (status == Success) {
XSetTextProperty(display, data->window, &titleprop,
_NET_WM_NAME);
XFree(titleprop.value);
}
}
#endif
}
if (icon != NULL) {
621
622
char *icon_locale = SDL_iconv_utf8_locale(icon);
if (!icon_locale) {
623
624
625
SDL_OutOfMemory();
return;
}
626
627
status = XStringListToTextProperty(&icon_locale, 1, &iconprop);
SDL_free(icon_locale);
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
if (status) {
XSetTextProperty(display, data->window, &iconprop,
XA_WM_ICON_NAME);
XFree(iconprop.value);
}
#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
status =
Xutf8TextListToTextProperty(display, (char **) &icon, 1,
XUTF8StringStyle, &iconprop);
if (status == Success) {
XSetTextProperty(display, data->window, &iconprop,
_NET_WM_ICON_NAME);
XFree(iconprop.value);
}
}
#endif
}
}
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
void
X11_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
Atom _NET_WM_ICON = XInternAtom(display, "_NET_WM_ICON", False);
if (icon) {
SDL_PixelFormat format;
SDL_Surface *surface;
int propsize;
Uint32 *propdata;
/* Convert the icon to ARGB for modern window managers */
SDL_InitFormat(&format, 32, 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000);
surface = SDL_ConvertSurface(icon, &format, 0);
if (!surface) {
return;
}
/* Set the _NET_WM_ICON property */
propsize = 2+(icon->w*icon->h);
propdata = SDL_malloc(propsize * sizeof(Uint32));
if (propdata) {
propdata[0] = icon->w;
propdata[1] = icon->h;
SDL_memcpy(&propdata[2], surface->pixels, surface->h*surface->pitch);
XChangeProperty(display, data->window, _NET_WM_ICON,
XA_CARDINAL, 32, PropModeReplace,
(unsigned char *) propdata, propsize);
}
SDL_FreeSurface(surface);
} else {
XDeleteProperty(display, data->window, _NET_WM_ICON);
}
}
685
686
687
688
689
void
X11_SetWindowPosition(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
SDL_DisplayData *displaydata =
690
(SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata;
691
Display *display = data->videodata->display;
692
int x, y;
693
694
695
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->x == SDL_WINDOWPOS_CENTERED) {
696
697
X11_GetDisplaySize(_this, window, &x, NULL);
x = (x - window->w) / 2;
698
699
700
} else {
x = window->x;
}
701
702
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->y == SDL_WINDOWPOS_CENTERED) {
703
704
X11_GetDisplaySize(_this, window, NULL, &y);
y = (y - window->h) / 2;
705
706
707
708
} else {
y = window->y;
}
XMoveWindow(display, data->window, x, y);
709
710
711
712
713
714
715
716
}
void
X11_SetWindowSize(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
717
XResizeWindow(display, data->window, window->w, window->h);
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
}
void
X11_ShowWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
XMapRaised(display, data->window);
}
void
X11_HideWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
XUnmapWindow(display, data->window);
}
void
X11_RaiseWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
XRaiseWindow(display, data->window);
}
void
X11_MaximizeWindow(_THIS, SDL_Window * window)
{
/* FIXME: is this even possible? */
}
void
X11_MinimizeWindow(_THIS, SDL_Window * window)
{
X11_HideWindow(_this, window);
}
void
X11_RestoreWindow(_THIS, SDL_Window * window)
{
X11_ShowWindow(_this, window);
}
void
X11_SetWindowGrab(_THIS, SDL_Window * window)
{
768
769
770
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
771
772
if ((window->flags & (SDL_WINDOW_INPUT_GRABBED | SDL_WINDOW_FULLSCREEN))
&& (window->flags & SDL_WINDOW_INPUT_FOCUS)) {
773
/* Try to grab the mouse */
774
775
776
777
778
for (;;) {
int result =
XGrabPointer(display, data->window, True, 0, GrabModeAsync,
GrabModeAsync, data->window, None, CurrentTime);
if (result == GrabSuccess) {
779
780
781
782
783
784
785
786
787
break;
}
SDL_Delay(100);
}
/* Raise the window if we grab the mouse */
XRaiseWindow(display, data->window);
/* Now grab the keyboard */
788
789
XGrabKeyboard(display, data->window, True, GrabModeAsync,
GrabModeAsync, CurrentTime);
790
791
792
793
} else {
XUngrabPointer(display, CurrentTime);
XUngrabKeyboard(display, CurrentTime);
}
794
795
796
797
798
799
}
void
X11_DestroyWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
800
window->driverdata = NULL;
801
802
if (data) {
803
804
805
806
807
808
809
SDL_VideoData *videodata = (SDL_VideoData *) data->videodata;
Display *display = videodata->display;
int numwindows = videodata->numwindows;
SDL_WindowData **windowlist = videodata->windowlist;
int i;
if (windowlist) {
810
811
812
813
814
815
816
for (i = 0; i < numwindows; ++i) {
if (windowlist[i] && (windowlist[i]->windowID == window->id)) {
windowlist[i] = windowlist[numwindows - 1];
windowlist[numwindows - 1] = NULL;
videodata->numwindows--;
break;
}
817
818
}
}
819
820
821
822
#ifdef SDL_VIDEO_OPENGL_GLX
if (window->flags & SDL_WINDOW_OPENGL) {
X11_GL_Shutdown(_this);
}
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
#endif
#ifdef X_HAVE_UTF8_STRING
if (data->ic) {
XDestroyIC(data->ic);
}
#endif
if (data->created) {
XDestroyWindow(display, data->window);
}
SDL_free(data);
}
}
SDL_bool
X11_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
{
if (info->version.major <= SDL_MAJOR_VERSION) {
/* FIXME! */
return SDL_TRUE;
} else {
SDL_SetError("Application not compiled with SDL %d.%d\n",
SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
return SDL_FALSE;
}
}
/* vi: set ts=4 sw=4 expandtab: */