This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
/
SDL_x11window.c
1057 lines (931 loc) · 33.8 KB
1
2
/*
SDL - Simple DirectMedia Layer
3
Copyright (C) 1997-2010 Sam Lantinga
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
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_sysvideo.h"
#include "../../events/SDL_keyboard_c.h"
26
#include "../../events/SDL_mouse_c.h"
27
28
#include "SDL_x11video.h"
29
#include "SDL_x11mouse.h"
30
#include "SDL_x11gamma.h"
31
#include "../Xext/extensions/StdCmap.h"
32
33
34
35
36
#ifdef SDL_VIDEO_DRIVER_PANDORA
#include "SDL_x11opengles.h"
#endif
37
38
#include "SDL_syswm.h"
39
40
41
42
#define _NET_WM_STATE_REMOVE 0l
#define _NET_WM_STATE_ADD 1l
#define _NET_WM_STATE_TOGGLE 2l
43
44
45
46
47
static void
X11_GetDisplaySize(_THIS, SDL_Window * window, int *w, int *h)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
SDL_DisplayData *displaydata =
48
(SDL_DisplayData *) window->display->driverdata;
49
50
51
52
53
54
55
56
57
58
59
60
61
XWindowAttributes attr;
XGetWindowAttributes(data->display, RootWindow(data->display,
displaydata->screen),
&attr);
if (w) {
*w = attr.width;
}
if (h) {
*h = attr.height;
}
}
62
63
64
65
66
67
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;
68
int windowlistlength = videodata->windowlistlength;
69
SDL_WindowData **windowlist = videodata->windowlist;
70
int index;
71
72
/* Allocate the window data */
73
data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
74
75
76
77
if (!data) {
SDL_OutOfMemory();
return -1;
}
78
79
data->window = window;
data->xwindow = w;
80
81
82
83
84
85
86
87
88
89
90
91
#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;
92
93
/* Associate the data with the window */
94
95
96
if (numwindows < windowlistlength) {
windowlist[numwindows] = data;
videodata->numwindows++;
97
} else {
98
99
100
101
102
103
104
105
106
107
108
109
110
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;
111
112
}
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
/* 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;
}
}
128
129
{
130
131
132
133
134
135
136
137
Atom _NET_WM_STATE =
XInternAtom(data->videodata->display, "_NET_WM_STATE", False);
Atom _NET_WM_STATE_MAXIMIZED_VERT =
XInternAtom(data->videodata->display,
"_NET_WM_STATE_MAXIMIZED_VERT", False);
Atom _NET_WM_STATE_MAXIMIZED_HORZ =
XInternAtom(data->videodata->display,
"_NET_WM_STATE_MAXIMIZED_HORZ", False);
138
139
140
141
142
143
144
Atom actualType;
int actualFormat;
unsigned long i, numItems, bytesAfter;
unsigned char *propertyValue = NULL;
long maxLength = 1024;
if (XGetWindowProperty(data->videodata->display, w, _NET_WM_STATE,
145
146
147
148
0l, maxLength, False, XA_ATOM, &actualType,
&actualFormat, &numItems, &bytesAfter,
&propertyValue) == Success) {
Atom *atoms = (Atom *) propertyValue;
149
150
151
152
153
154
155
156
157
158
int maximized = 0;
for (i = 0; i < numItems; ++i) {
if (atoms[i] == _NET_WM_STATE_MAXIMIZED_VERT) {
maximized |= 1;
} else if (atoms[i] == _NET_WM_STATE_MAXIMIZED_HORZ) {
maximized |= 2;
}
/* Might also want to check the following properties:
_NET_WM_STATE_ABOVE, _NET_WM_STATE_FULLSCREEN
159
*/
160
161
162
163
164
165
166
167
}
if (maximized == 3) {
window->flags |= SDL_WINDOW_MAXIMIZED;
}
XFree(propertyValue);
}
}
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/* 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;
196
SDL_SetKeyboardFocus(index, data->window);
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
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 =
218
(SDL_DisplayData *) window->display->driverdata;
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
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
236
#ifdef SDL_VIDEO_OPENGL_GLX
237
if (window->flags & SDL_WINDOW_OPENGL) {
238
239
240
241
242
243
244
245
246
247
XVisualInfo *vinfo;
vinfo = X11_GL_GetVisual(_this, data->display, displaydata->screen);
if (!vinfo) {
return -1;
}
visual = vinfo->visual;
depth = vinfo->depth;
XFree(vinfo);
} else
248
249
250
251
252
253
254
255
256
257
258
259
260
#endif
#ifdef SDL_VIDEO_DRIVER_PANDORA
if (window->flags & SDL_WINDOW_OPENGL) {
XVisualInfo *vinfo;
vinfo = X11_GLES_GetVisual(_this, data->display, displaydata->screen);
if (!vinfo) {
return -1;
}
visual = vinfo->visual;
depth = vinfo->depth;
XFree(vinfo);
} else
261
262
#endif
{
263
264
265
266
267
268
269
270
271
272
273
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;
274
275
if (visual->class == PseudoColor) {
276
277
278
printf("asking for PseudoColor\n");
Status status;
279
280
281
XStandardColormap cmap;
XColor *colorcells;
Colormap colormap;
282
Sint32 pix;
283
284
285
Sint32 ncolors;
Sint32 nbits;
Sint32 rmax, gmax, bmax;
286
Sint32 rwidth, gwidth, bwidth;
287
288
Sint32 rmask, gmask, bmask;
Sint32 rshift, gshift, bshift;
289
Sint32 r, g, b;
290
291
/* Is the colormap we need already registered in SDL? */
292
if (colormap =
293
294
X11_LookupColormap(data->display,
displaydata->screen, visual->visualid)) {
295
xattr.colormap = colormap;
296
/* printf("found existing colormap\n"); */
297
} else {
298
299
300
301
302
303
/* The colormap is not known to SDL so we will create it */
colormap = XCreateColormap(data->display,
RootWindow(data->display,
displaydata->screen),
visual, AllocAll);
/* printf("colormap = %x\n", colormap); */
304
305
306
307
308
309
/* If we can't create a colormap, then we must die */
if (!colormap) {
SDL_SetError
("Couldn't create window: Could not create writable colormap");
return -1;
310
}
311
312
/* OK, we got a colormap, now fill it in as best as we can */
313
314
315
316
colorcells = SDL_malloc(visual->map_entries * sizeof(XColor));
if (NULL == colorcells) {
SDL_SetError("out of memory in X11_CreateWindow");
317
318
return -1;
}
319
320
ncolors = visual->map_entries;
321
nbits = visual->bits_per_rgb;
322
323
/* printf("ncolors = %d nbits = %d\n", ncolors, nbits); */
324
325
326
327
/* what if ncolors != (1 << nbits)? That can happen on a
true PseudoColor display. I'm assuming that we will
always have ncolors == (1 << nbits) */
328
329
/* I'm making a lot of assumptions here. */
330
331
332
333
334
335
336
337
338
339
340
/* Compute the width of each field. If there is one extra
bit, give it to green. If there are two extra bits give
them to red and greed. We can get extra bits when the
number of bits per pixel is not a multiple of 3. For
example when we have 16 bits per pixel and need a 5/6/5
layout for the RGB fields */
rwidth = (nbits / 3) + (((nbits % 3) == 2) ? 1 : 0);
gwidth = (nbits / 3) + (((nbits % 3) >= 1) ? 1 : 0);
bwidth = (nbits / 3);
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
rshift = gwidth + bwidth;
gshift = bwidth;
bshift = 0;
rmax = 1 << rwidth;
gmax = 1 << gwidth;
bmax = 1 << bwidth;
rmask = rmax - 1;
gmask = gmax - 1;
bmask = bmax - 1;
/* printf("red mask = %4x shift = %4d width = %d\n", rmask, rshift, rwidth); */
/* printf("green mask = %4x shift = %4d width = %d\n", gmask, gshift, gwidth); */
/* printf("blue mask = %4x shift = %4d width = %d\n", bmask, bshift, bwidth); */
/* build the color table pixel values */
359
360
361
362
363
364
365
366
367
pix = 0;
for (r = 0; r < rmax; r++) {
for (g = 0; g < gmax; g++) {
for (b = 0; b < bmax; b++) {
colorcells[pix].pixel =
(r << rshift) | (g << gshift) | (b << bshift);
colorcells[pix].red = (0xffff * r) / rmask;
colorcells[pix].green = (0xffff * g) / gmask;
colorcells[pix].blue = (0xffff * b) / bmask;
368
369
370
371
372
373
/* printf("%4x:%4x [%4x %4x %4x]\n", */
/* pix, */
/* colorcells[pix].pixel, */
/* colorcells[pix].red, */
/* colorcells[pix].green, */
/* colorcells[pix].blue); */
374
375
376
377
pix++;
}
}
}
378
379
380
/* status = */
/* XStoreColors(data->display, colormap, colorcells, ncolors); */
381
382
xattr.colormap = colormap;
383
384
385
X11_TrackColormap(data->display, displaydata->screen,
colormap, visual, NULL);
386
SDL_free(colorcells);
387
}
388
} else if (visual->class == DirectColor) {
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
Status status;
XStandardColormap cmap;
XColor *colorcells;
Colormap colormap;
int i;
int ncolors;
int rmax, gmax, bmax;
int rmask, gmask, bmask;
int rshift, gshift, bshift;
/* Is the colormap we need already registered in SDL? */
if (colormap =
X11_LookupColormap(data->display,
displaydata->screen, visual->visualid)) {
xattr.colormap = colormap;
/* printf("found existing colormap\n"); */
} else {
/* The colormap is not known to SDL so we will create it */
colormap = XCreateColormap(data->display,
RootWindow(data->display,
displaydata->screen),
visual, AllocAll);
/* printf("colormap = %x\n", colormap); */
/* If we can't create a colormap, then we must die */
if (!colormap) {
SDL_SetError
416
("Couldn't create window: Could not create writable colormap");
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
483
484
485
486
487
488
489
490
return -1;
}
/* OK, we got a colormap, now fill it in as best as we can */
colorcells = SDL_malloc(visual->map_entries * sizeof(XColor));
if (NULL == colorcells) {
SDL_SetError("out of memory in X11_CreateWindow");
return -1;
}
ncolors = visual->map_entries;
rmax = 0xffff;
gmax = 0xffff;
bmax = 0xffff;
rshift = 0;
rmask = visual->red_mask;
while (0 == (rmask & 1)) {
rshift++;
rmask >>= 1;
}
/* printf("rmask = %4x rshift = %4d\n", rmask, rshift); */
gshift = 0;
gmask = visual->green_mask;
while (0 == (gmask & 1)) {
gshift++;
gmask >>= 1;
}
/* printf("gmask = %4x gshift = %4d\n", gmask, gshift); */
bshift = 0;
bmask = visual->blue_mask;
while (0 == (bmask & 1)) {
bshift++;
bmask >>= 1;
}
/* printf("bmask = %4x bshift = %4d\n", bmask, bshift); */
/* build the color table pixel values */
for (i = 0; i < ncolors; i++) {
Uint32 red = (rmax * i) / (ncolors - 1);
Uint32 green = (gmax * i) / (ncolors - 1);
Uint32 blue = (bmax * i) / (ncolors - 1);
Uint32 rbits = (rmask * i) / (ncolors - 1);
Uint32 gbits = (gmask * i) / (ncolors - 1);
Uint32 bbits = (bmask * i) / (ncolors - 1);
Uint32 pix =
(rbits << rshift) | (gbits << gshift) | (bbits << bshift);
colorcells[i].pixel = pix;
colorcells[i].red = red;
colorcells[i].green = green;
colorcells[i].blue = blue;
colorcells[i].flags = DoRed | DoGreen | DoBlue;
/* printf("%2d:%4x [%4x %4x %4x]\n", i, pix, red, green, blue); */
}
status =
XStoreColors(data->display, colormap, colorcells, ncolors);
xattr.colormap = colormap;
X11_TrackColormap(data->display, displaydata->screen,
colormap, visual, colorcells);
SDL_free(colorcells);
}
491
492
493
494
495
496
497
} else {
xattr.colormap =
XCreateColormap(data->display,
RootWindow(data->display, displaydata->screen),
visual, AllocNone);
}
498
499
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->x == SDL_WINDOWPOS_CENTERED) {
500
501
X11_GetDisplaySize(_this, window, &x, NULL);
x = (x - window->w) / 2;
502
503
504
505
506
} else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
x = 0;
} else {
x = window->x;
}
507
508
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->y == SDL_WINDOWPOS_CENTERED) {
509
510
X11_GetDisplaySize(_this, window, NULL, &y);
y = (y - window->h) / 2;
511
512
513
514
515
516
517
518
519
520
521
} 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);
522
523
524
525
if (!w) {
SDL_SetError("Couldn't create window");
return -1;
}
526
527
528
529
530
531
532
533
534
535
536
537
538
#if SDL_VIDEO_DRIVER_PANDORA
/* Create the GLES window surface */
_this->gles_data->egl_surface =
_this->gles_data->eglCreateWindowSurface(_this->gles_data->
egl_display,
_this->gles_data->egl_config,
(NativeWindowType) w, NULL);
if (_this->gles_data->egl_surface == EGL_NO_SURFACE) {
SDL_SetError("Could not create GLES window surface");
return -1;
}
#endif
539
540
541
sizehints = XAllocSizeHints();
if (sizehints) {
542
543
if (!(window->flags & SDL_WINDOW_RESIZABLE)
|| (window->flags & SDL_WINDOW_FULLSCREEN)) {
544
545
sizehints->min_width = sizehints->max_width = window->w;
sizehints->min_height = sizehints->max_height = window->h;
546
sizehints->flags = PMaxSize | PMinSize;
547
548
549
550
551
552
553
554
555
556
557
558
}
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);
}
559
if (window->flags & (SDL_WINDOW_BORDERLESS | SDL_WINDOW_FULLSCREEN)) {
560
561
562
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
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
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;
669
wmhints->flags = InputHint;
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
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) {
XDestroyWindow(data->display, w);
return -1;
}
690
691
692
693
694
695
696
697
698
699
700
701
702
#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
703
704
{
XSelectInput(data->display, w,
705
706
707
708
709
(FocusChangeMask | EnterWindowMask | LeaveWindowMask |
ExposureMask | ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask | KeyReleaseMask |
PropertyChangeMask | StructureNotifyMask |
KeymapStateMask));
710
}
711
712
#endif
713
#if SDL_VIDEO_DRIVER_X11_XINPUT
714
/* we're informing the display what extension events we want to receive from it */
715
716
717
718
719
720
721
722
723
{
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);
724
data = (X11_MouseData *) mouse->driverdata;
725
726
727
728
729
730
731
732
733
734
735
736
737
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
738
739
740
741
742
return 0;
}
int
743
X11_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
{
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) {
777
778
char *title_locale = SDL_iconv_utf8_locale(title);
if (!title_locale) {
779
780
781
SDL_OutOfMemory();
return;
}
782
783
status = XStringListToTextProperty(&title_locale, 1, &titleprop);
SDL_free(title_locale);
784
if (status) {
785
XSetTextProperty(display, data->xwindow, &titleprop, XA_WM_NAME);
786
787
788
789
790
791
792
793
XFree(titleprop.value);
}
#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
status =
Xutf8TextListToTextProperty(display, (char **) &title, 1,
XUTF8StringStyle, &titleprop);
if (status == Success) {
794
XSetTextProperty(display, data->xwindow, &titleprop,
795
796
797
798
799
800
801
_NET_WM_NAME);
XFree(titleprop.value);
}
}
#endif
}
if (icon != NULL) {
802
803
char *icon_locale = SDL_iconv_utf8_locale(icon);
if (!icon_locale) {
804
805
806
SDL_OutOfMemory();
return;
}
807
808
status = XStringListToTextProperty(&icon_locale, 1, &iconprop);
SDL_free(icon_locale);
809
if (status) {
810
XSetTextProperty(display, data->xwindow, &iconprop,
811
812
813
814
815
816
817
818
819
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) {
820
XSetTextProperty(display, data->xwindow, &iconprop,
821
822
823
824
825
826
827
828
_NET_WM_ICON_NAME);
XFree(iconprop.value);
}
}
#endif
}
}
829
830
831
832
833
834
835
836
837
838
839
840
841
842
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 */
843
844
SDL_InitFormat(&format, 32, 0x00FF0000, 0x0000FF00, 0x000000FF,
0xFF000000);
845
846
847
848
849
850
surface = SDL_ConvertSurface(icon, &format, 0);
if (!surface) {
return;
}
/* Set the _NET_WM_ICON property */
851
propsize = 2 + (icon->w * icon->h);
852
853
854
855
propdata = SDL_malloc(propsize * sizeof(Uint32));
if (propdata) {
propdata[0] = icon->w;
propdata[1] = icon->h;
856
857
SDL_memcpy(&propdata[2], surface->pixels,
surface->h * surface->pitch);
858
XChangeProperty(display, data->xwindow, _NET_WM_ICON, XA_CARDINAL,
859
860
32, PropModeReplace, (unsigned char *) propdata,
propsize);
861
862
863
}
SDL_FreeSurface(surface);
} else {
864
XDeleteProperty(display, data->xwindow, _NET_WM_ICON);
865
866
867
}
}
868
869
870
871
872
void
X11_SetWindowPosition(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
SDL_DisplayData *displaydata =
873
(SDL_DisplayData *) window->display->driverdata;
874
Display *display = data->videodata->display;
875
int x, y;
876
877
878
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->x == SDL_WINDOWPOS_CENTERED) {
879
880
X11_GetDisplaySize(_this, window, &x, NULL);
x = (x - window->w) / 2;
881
882
883
} else {
x = window->x;
}
884
885
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->y == SDL_WINDOWPOS_CENTERED) {
886
887
X11_GetDisplaySize(_this, window, NULL, &y);
y = (y - window->h) / 2;
888
889
890
} else {
y = window->y;
}
891
XMoveWindow(display, data->xwindow, x, y);
892
893
894
895
896
897
898
899
}
void
X11_SetWindowSize(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
900
XResizeWindow(display, data->xwindow, window->w, window->h);
901
902
903
904
905
906
907
908
}
void
X11_ShowWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
909
XMapRaised(display, data->xwindow);
910
911
912
913
914
915
916
917
}
void
X11_HideWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
918
XUnmapWindow(display, data->xwindow);
919
920
921
922
923
924
925
926
}
void
X11_RaiseWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
927
XRaiseWindow(display, data->xwindow);
928
929
}
930
931
932
933
934
static void
X11_SetWindowMaximized(_THIS, SDL_Window * window, SDL_bool maximized)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
SDL_DisplayData *displaydata =
935
(SDL_DisplayData *) window->display->driverdata;
936
937
Display *display = data->videodata->display;
Atom _NET_WM_STATE = XInternAtom(display, "_NET_WM_STATE", False);
938
939
940
941
Atom _NET_WM_STATE_MAXIMIZED_VERT =
XInternAtom(display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
Atom _NET_WM_STATE_MAXIMIZED_HORZ =
XInternAtom(display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
942
943
944
XEvent e;
e.xany.type = ClientMessage;
945
e.xany.window = data->xwindow;
946
947
e.xclient.message_type = _NET_WM_STATE;
e.xclient.format = 32;
948
949
e.xclient.data.l[0] =
maximized ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
950
951
952
953
954
955
e.xclient.data.l[1] = _NET_WM_STATE_MAXIMIZED_VERT;
e.xclient.data.l[2] = _NET_WM_STATE_MAXIMIZED_HORZ;
e.xclient.data.l[3] = 0l;
e.xclient.data.l[4] = 0l;
XSendEvent(display, RootWindow(display, displaydata->screen), 0,
956
SubstructureNotifyMask | SubstructureRedirectMask, &e);
957
958
}
959
960
961
void
X11_MaximizeWindow(_THIS, SDL_Window * window)
{
962
X11_SetWindowMaximized(_this, window, SDL_TRUE);
963
964
965
966
967
968
969
970
971
972
973
}
void
X11_MinimizeWindow(_THIS, SDL_Window * window)
{
X11_HideWindow(_this, window);
}
void
X11_RestoreWindow(_THIS, SDL_Window * window)
{
974
X11_SetWindowMaximized(_this, window, SDL_FALSE);
975
976
977
978
979
980
X11_ShowWindow(_this, window);
}
void
X11_SetWindowGrab(_THIS, SDL_Window * window)
{
981
982
983
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
984
985
if ((window->flags & (SDL_WINDOW_INPUT_GRABBED | SDL_WINDOW_FULLSCREEN))
&& (window->flags & SDL_WINDOW_INPUT_FOCUS)) {
986
/* Try to grab the mouse */
987
988
for (;;) {
int result =
989
990
XGrabPointer(display, data->xwindow, True, 0, GrabModeAsync,
GrabModeAsync, data->xwindow, None, CurrentTime);
991
if (result == GrabSuccess) {
992
993
994
995
996
997
break;
}
SDL_Delay(100);
}
/* Raise the window if we grab the mouse */
998
XRaiseWindow(display, data->xwindow);
999
1000
/* Now grab the keyboard */