1 |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X Window System |
4 |
Copyright (C) Matthew Chapman 1999-2001 |
5 |
|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
9 |
(at your option) any later version. |
10 |
|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
17 |
along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
*/ |
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|
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#include <X11/Xlib.h> |
22 |
#include <X11/Xutil.h> |
23 |
#include <time.h> |
24 |
#include <errno.h> |
25 |
#define XK_MISCELLANY |
26 |
#include <X11/keysymdef.h> |
27 |
#include "rdesktop.h" |
28 |
#include "scancodes.h" |
29 |
|
30 |
extern int width; |
31 |
extern int height; |
32 |
extern BOOL sendmotion; |
33 |
extern BOOL fullscreen; |
34 |
extern BOOL grab_keyboard; |
35 |
extern char title[]; |
36 |
|
37 |
Display *display = NULL; |
38 |
static int x_socket; |
39 |
static Window wnd; |
40 |
static GC gc; |
41 |
static Visual *visual; |
42 |
static int depth; |
43 |
static int bpp; |
44 |
static int dpy_width; |
45 |
static int dpy_height; |
46 |
|
47 |
/* endianness */ |
48 |
static BOOL host_be; |
49 |
static BOOL xserver_be; |
50 |
|
51 |
/* software backing store */ |
52 |
static BOOL ownbackstore; |
53 |
static Pixmap backstore; |
54 |
|
55 |
#define FILL_RECTANGLE(x,y,cx,cy)\ |
56 |
{ \ |
57 |
XFillRectangle(display, wnd, gc, x, y, cx, cy); \ |
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if (ownbackstore) \ |
59 |
XFillRectangle(display, backstore, gc, x, y, cx, cy); \ |
60 |
} |
61 |
|
62 |
/* colour maps */ |
63 |
static BOOL owncolmap; |
64 |
static Colormap xcolmap; |
65 |
static uint32 white; |
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static uint32 *colmap; |
67 |
static XIM IM = NULL; |
68 |
static XIC IC = NULL; |
69 |
|
70 |
/* Compose support */ |
71 |
BOOL enable_compose = False; |
72 |
|
73 |
/* toggle fullscreen globals */ |
74 |
static XSetWindowAttributes attribs; |
75 |
static unsigned long input_mask; |
76 |
|
77 |
#define TRANSLATE(col) ( owncolmap ? col : translate_colour(colmap[col]) ) |
78 |
#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col)); |
79 |
#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col)); |
80 |
|
81 |
static int rop2_map[] = { |
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GXclear, /* 0 */ |
83 |
GXnor, /* DPon */ |
84 |
GXandInverted, /* DPna */ |
85 |
GXcopyInverted, /* Pn */ |
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GXandReverse, /* PDna */ |
87 |
GXinvert, /* Dn */ |
88 |
GXxor, /* DPx */ |
89 |
GXnand, /* DPan */ |
90 |
GXand, /* DPa */ |
91 |
GXequiv, /* DPxn */ |
92 |
GXnoop, /* D */ |
93 |
GXorInverted, /* DPno */ |
94 |
GXcopy, /* P */ |
95 |
GXorReverse, /* PDno */ |
96 |
GXor, /* DPo */ |
97 |
GXset /* 1 */ |
98 |
}; |
99 |
|
100 |
#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, rop2_map[rop2]); } |
101 |
#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, GXcopy); } |
102 |
|
103 |
static void |
104 |
translate8(uint8 * data, uint8 * out, uint8 * end) |
105 |
{ |
106 |
while (out < end) |
107 |
*(out++) = (uint8) colmap[*(data++)]; |
108 |
} |
109 |
|
110 |
static void |
111 |
translate16(uint8 * data, uint16 * out, uint16 * end) |
112 |
{ |
113 |
while (out < end) |
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*(out++) = (uint16) colmap[*(data++)]; |
115 |
} |
116 |
|
117 |
/* little endian - conversion happens when colourmap is built */ |
118 |
static void |
119 |
translate24(uint8 * data, uint8 * out, uint8 * end) |
120 |
{ |
121 |
uint32 value; |
122 |
|
123 |
while (out < end) |
124 |
{ |
125 |
value = colmap[*(data++)]; |
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*(out++) = value; |
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*(out++) = value >> 8; |
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*(out++) = value >> 16; |
129 |
} |
130 |
} |
131 |
|
132 |
static void |
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translate32(uint8 * data, uint32 * out, uint32 * end) |
134 |
{ |
135 |
while (out < end) |
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*(out++) = colmap[*(data++)]; |
137 |
} |
138 |
|
139 |
static uint8 * |
140 |
translate_image(int width, int height, uint8 * data) |
141 |
{ |
142 |
int size = width * height * bpp / 8; |
143 |
uint8 *out = xmalloc(size); |
144 |
uint8 *end = out + size; |
145 |
|
146 |
switch (bpp) |
147 |
{ |
148 |
case 8: |
149 |
translate8(data, out, end); |
150 |
break; |
151 |
|
152 |
case 16: |
153 |
translate16(data, (uint16 *) out, (uint16 *) end); |
154 |
break; |
155 |
|
156 |
case 24: |
157 |
translate24(data, out, end); |
158 |
break; |
159 |
|
160 |
case 32: |
161 |
translate32(data, (uint32 *) out, (uint32 *) end); |
162 |
break; |
163 |
} |
164 |
|
165 |
return out; |
166 |
} |
167 |
|
168 |
#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
169 |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); } |
170 |
#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
171 |
x = (x << 16) | (x >> 16); } |
172 |
|
173 |
static uint32 |
174 |
translate_colour(uint32 colour) |
175 |
{ |
176 |
switch (bpp) |
177 |
{ |
178 |
case 16: |
179 |
if (host_be != xserver_be) |
180 |
BSWAP16(colour); |
181 |
break; |
182 |
|
183 |
case 24: |
184 |
if (xserver_be) |
185 |
BSWAP24(colour); |
186 |
break; |
187 |
|
188 |
case 32: |
189 |
if (host_be != xserver_be) |
190 |
BSWAP32(colour); |
191 |
break; |
192 |
} |
193 |
|
194 |
return colour; |
195 |
} |
196 |
|
197 |
static unsigned long |
198 |
init_inputmethod(void) |
199 |
{ |
200 |
unsigned long filtered_events = 0; |
201 |
|
202 |
IM = XOpenIM(display, NULL, NULL, NULL); |
203 |
if (IM == NULL) |
204 |
{ |
205 |
error("Failed to open input method\n"); |
206 |
} |
207 |
|
208 |
if (IM != NULL) |
209 |
{ |
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/* Must be done after XCreateWindow */ |
211 |
IC = XCreateIC(IM, XNInputStyle, |
212 |
(XIMPreeditNothing | XIMStatusNothing), |
213 |
XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
214 |
|
215 |
if (IC == NULL) |
216 |
{ |
217 |
error("Failed to create input context\n"); |
218 |
XCloseIM(IM); |
219 |
IM = NULL; |
220 |
} |
221 |
} |
222 |
|
223 |
/* For correct Multi_key/Compose processing, I guess. |
224 |
It seems to work alright anyway, though. */ |
225 |
if (IC != NULL) |
226 |
{ |
227 |
if (XGetICValues(IC, XNFilterEvents, &filtered_events, NULL) != NULL) |
228 |
{ |
229 |
error("Failed to obtain XNFilterEvents value from IC\n"); |
230 |
filtered_events = 0; |
231 |
} |
232 |
} |
233 |
return filtered_events; |
234 |
} |
235 |
|
236 |
static void |
237 |
close_inputmethod(void) |
238 |
{ |
239 |
if (IC != NULL) |
240 |
{ |
241 |
XDestroyIC(IC); |
242 |
if (IM != NULL) |
243 |
{ |
244 |
XCloseIM(IM); |
245 |
IM = NULL; |
246 |
} |
247 |
} |
248 |
} |
249 |
|
250 |
static BOOL |
251 |
get_key_state(int keysym) |
252 |
{ |
253 |
int keysymMask = 0, modifierpos, key; |
254 |
Window wDummy1, wDummy2; |
255 |
int iDummy3, iDummy4, iDummy5, iDummy6; |
256 |
unsigned int current_state; |
257 |
int offset; |
258 |
|
259 |
XModifierKeymap *map = XGetModifierMapping(display); |
260 |
KeyCode keycode = XKeysymToKeycode(display, keysym); |
261 |
|
262 |
if (keycode == NoSymbol) |
263 |
return False; |
264 |
|
265 |
for (modifierpos = 0; modifierpos < 8; modifierpos++) |
266 |
{ |
267 |
offset = map->max_keypermod * modifierpos; |
268 |
|
269 |
for (key = 0; key < map->max_keypermod; key++) |
270 |
{ |
271 |
if (map->modifiermap[offset + key] == keycode) |
272 |
keysymMask = 1 << modifierpos; |
273 |
} |
274 |
} |
275 |
|
276 |
XQueryPointer(display, DefaultRootWindow(display), &wDummy1, |
277 |
&wDummy2, &iDummy3, &iDummy4, &iDummy5, &iDummy6, ¤t_state); |
278 |
|
279 |
XFreeModifiermap(map); |
280 |
|
281 |
return (current_state & keysymMask) ? True : False; |
282 |
} |
283 |
|
284 |
|
285 |
BOOL |
286 |
ui_init() |
287 |
{ |
288 |
Screen *screen; |
289 |
display = XOpenDisplay(NULL); |
290 |
if (display == NULL) |
291 |
{ |
292 |
error("Failed to open display\n"); |
293 |
return False; |
294 |
} |
295 |
if (fullscreen) |
296 |
{ |
297 |
screen = DefaultScreenOfDisplay(display); |
298 |
width = WidthOfScreen(screen); |
299 |
height = HeightOfScreen(screen); |
300 |
} |
301 |
return True; |
302 |
} |
303 |
|
304 |
void |
305 |
ui_create_window_obj(int xpos, int ypos, int width, int height, int valuemask) |
306 |
{ |
307 |
XClassHint *classhints; |
308 |
XSizeHints *sizehints; |
309 |
XEvent xevent; |
310 |
Screen *screen; |
311 |
|
312 |
screen = DefaultScreenOfDisplay(display); |
313 |
|
314 |
wnd = XCreateWindow(display, RootWindowOfScreen(screen), xpos, |
315 |
ypos, width, height, 0, CopyFromParent, |
316 |
InputOutput, CopyFromParent, valuemask, &attribs); |
317 |
|
318 |
|
319 |
XStoreName(display, wnd, title); |
320 |
|
321 |
classhints = XAllocClassHint(); |
322 |
if (classhints != NULL) |
323 |
{ |
324 |
classhints->res_name = classhints->res_class = "rdesktop"; |
325 |
XSetClassHint(display, wnd, classhints); |
326 |
XFree(classhints); |
327 |
} |
328 |
|
329 |
sizehints = XAllocSizeHints(); |
330 |
if (sizehints) |
331 |
{ |
332 |
sizehints->flags = PMinSize | PMaxSize; |
333 |
sizehints->min_width = sizehints->max_width = width; |
334 |
sizehints->min_height = sizehints->max_height = height; |
335 |
XSetWMNormalHints(display, wnd, sizehints); |
336 |
XFree(sizehints); |
337 |
} |
338 |
|
339 |
if (enable_compose) |
340 |
input_mask |= init_inputmethod(); |
341 |
|
342 |
XSelectInput(display, wnd, input_mask); |
343 |
|
344 |
gc = XCreateGC(display, wnd, 0, NULL); |
345 |
|
346 |
XMapWindow(display, wnd); |
347 |
|
348 |
/* Wait for VisibilityNotify Event */ |
349 |
for (;;) |
350 |
{ |
351 |
XNextEvent(display, &xevent); |
352 |
if (xevent.type == VisibilityNotify) |
353 |
break; |
354 |
} |
355 |
|
356 |
if (ownbackstore) |
357 |
backstore = XCreatePixmap(display, wnd, width, height, depth); |
358 |
|
359 |
/* clear the window so that cached data is not viewed upon start... */ |
360 |
XSetBackground(display, gc, 0); |
361 |
XSetForeground(display, gc, 0); |
362 |
FILL_RECTANGLE(0, 0, width, height); |
363 |
/* make sure the window is focused */ |
364 |
XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
365 |
} |
366 |
|
367 |
BOOL |
368 |
ui_create_window() |
369 |
{ |
370 |
XPixmapFormatValues *pfm; |
371 |
Screen *screen; |
372 |
uint16 test; |
373 |
int i; |
374 |
|
375 |
x_socket = ConnectionNumber(display); |
376 |
screen = DefaultScreenOfDisplay(display); |
377 |
visual = DefaultVisualOfScreen(screen); |
378 |
depth = DefaultDepthOfScreen(screen); |
379 |
|
380 |
pfm = XListPixmapFormats(display, &i); |
381 |
if (pfm != NULL) |
382 |
{ |
383 |
/* Use maximum bpp for this depth - this is generally |
384 |
desirable, e.g. 24 bits->32 bits. */ |
385 |
while (i--) |
386 |
{ |
387 |
if ((pfm[i].depth == depth) && (pfm[i].bits_per_pixel > bpp)) |
388 |
{ |
389 |
bpp = pfm[i].bits_per_pixel; |
390 |
} |
391 |
} |
392 |
XFree(pfm); |
393 |
} |
394 |
|
395 |
if (bpp < 8) |
396 |
{ |
397 |
error("Less than 8 bpp not currently supported.\n"); |
398 |
XCloseDisplay(display); |
399 |
return False; |
400 |
} |
401 |
|
402 |
if (depth <= 8) |
403 |
owncolmap = True; |
404 |
else |
405 |
xcolmap = DefaultColormapOfScreen(screen); |
406 |
|
407 |
test = 1; |
408 |
host_be = !(BOOL) (*(uint8 *) (&test)); |
409 |
xserver_be = (ImageByteOrder(display) == MSBFirst); |
410 |
|
411 |
white = WhitePixelOfScreen(screen); |
412 |
attribs.background_pixel = BlackPixelOfScreen(screen); |
413 |
attribs.backing_store = DoesBackingStore(screen); |
414 |
|
415 |
if (attribs.backing_store == NotUseful) |
416 |
ownbackstore = True; |
417 |
|
418 |
dpy_width = WidthOfScreen(screen); |
419 |
dpy_height = HeightOfScreen(screen); |
420 |
|
421 |
if (fullscreen) |
422 |
{ |
423 |
attribs.override_redirect = True; |
424 |
width = dpy_width; |
425 |
height = dpy_height; |
426 |
} |
427 |
else |
428 |
{ |
429 |
attribs.override_redirect = False; |
430 |
} |
431 |
|
432 |
width = (width + 3) & ~3; /* make width a multiple of 32 bits */ |
433 |
|
434 |
|
435 |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
436 |
VisibilityChangeMask | FocusChangeMask; |
437 |
|
438 |
if (grab_keyboard) |
439 |
input_mask |= EnterWindowMask | LeaveWindowMask; |
440 |
if (sendmotion) |
441 |
input_mask |= PointerMotionMask; |
442 |
|
443 |
if (ownbackstore) |
444 |
input_mask |= ExposureMask; |
445 |
|
446 |
if (fullscreen) |
447 |
ui_create_window_obj(0, 0, width, height, |
448 |
CWBackingStore | CWBackPixel | CWOverrideRedirect); |
449 |
else |
450 |
ui_create_window_obj(0, 0, width, height, CWBackingStore | CWBackPixel); |
451 |
|
452 |
xkeymap_init2(); |
453 |
|
454 |
return True; |
455 |
} |
456 |
|
457 |
void |
458 |
ui_destroy_window() |
459 |
{ |
460 |
if (ownbackstore) |
461 |
XFreePixmap(display, backstore); |
462 |
|
463 |
XFreeGC(display, gc); |
464 |
|
465 |
close_inputmethod(); |
466 |
|
467 |
XDestroyWindow(display, wnd); |
468 |
XCloseDisplay(display); |
469 |
display = NULL; |
470 |
} |
471 |
|
472 |
void |
473 |
reset_keys() |
474 |
{ |
475 |
/* reset keys */ |
476 |
uint32 ev_time; |
477 |
ev_time = time(NULL); |
478 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
479 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
480 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
481 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
482 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
483 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
484 |
} |
485 |
|
486 |
void |
487 |
toggle_fullscreen() |
488 |
{ |
489 |
/* save window contents */ |
490 |
Pixmap pixmap; |
491 |
pixmap = XCreatePixmap(display, wnd, width, height, depth); |
492 |
if (ownbackstore) |
493 |
XCopyArea(display, backstore, pixmap, gc, 0, 0, width, height, 0, 0); |
494 |
else |
495 |
XCopyArea(display, wnd, pixmap, gc, 0, 0, width, height, 0, 0); |
496 |
fullscreen = fullscreen ? False : True; |
497 |
close_inputmethod(); |
498 |
if (ownbackstore) |
499 |
XFreePixmap(display, backstore); |
500 |
XFreeGC(display, gc); |
501 |
XDestroyWindow(display, wnd); |
502 |
if (fullscreen) |
503 |
{ |
504 |
attribs.override_redirect = True; |
505 |
ui_create_window_obj(0, 0, dpy_width, dpy_height, |
506 |
CWBackingStore | CWBackPixel | CWOverrideRedirect); |
507 |
} |
508 |
else |
509 |
{ |
510 |
attribs.override_redirect = False; |
511 |
ui_create_window_obj(0, 0, width, height, CWBackingStore | CWBackPixel); |
512 |
} |
513 |
ui_set_cursor(cache_get_cursor(0)); |
514 |
ui_move_pointer(width / 2, height / 2); |
515 |
reset_keys(); |
516 |
/* restore window contents */ |
517 |
if (ownbackstore) |
518 |
XCopyArea(display, pixmap, backstore, gc, 0, 0, width, height, 0, 0); |
519 |
XCopyArea(display, pixmap, wnd, gc, 0, 0, width, height, 0, 0); |
520 |
XFreePixmap(display, pixmap); |
521 |
} |
522 |
|
523 |
static void |
524 |
xwin_process_events() |
525 |
{ |
526 |
XEvent xevent; |
527 |
|
528 |
KeySym keysym; |
529 |
uint16 button, flags; |
530 |
uint32 ev_time; |
531 |
key_translation tr; |
532 |
char *ksname = NULL; |
533 |
char str[256]; |
534 |
Status status; |
535 |
|
536 |
/* Refresh keyboard mapping if it has changed. This is important for |
537 |
Xvnc, since it allocates keycodes dynamically */ |
538 |
if (XCheckTypedEvent(display, MappingNotify, &xevent)) |
539 |
{ |
540 |
if (xevent.xmapping.request == MappingKeyboard |
541 |
|| xevent.xmapping.request == MappingModifier) |
542 |
XRefreshKeyboardMapping(&xevent.xmapping); |
543 |
} |
544 |
|
545 |
while (XCheckMaskEvent(display, ~0, &xevent)) |
546 |
{ |
547 |
if (enable_compose && (XFilterEvent(&xevent, None) == True)) |
548 |
{ |
549 |
DEBUG_KBD(("Filtering event\n")); |
550 |
continue; |
551 |
} |
552 |
|
553 |
ev_time = time(NULL); |
554 |
flags = 0; |
555 |
|
556 |
switch (xevent.type) |
557 |
{ |
558 |
case KeyPress: |
559 |
if (IC != NULL) |
560 |
/* Multi_key compatible version */ |
561 |
{ |
562 |
XmbLookupString(IC, |
563 |
(XKeyPressedEvent *) & |
564 |
xevent, str, sizeof(str), &keysym, &status); |
565 |
if (!((status == XLookupKeySym) || (status == XLookupBoth))) |
566 |
{ |
567 |
error("XmbLookupString failed with status 0x%x\n", |
568 |
status); |
569 |
break; |
570 |
} |
571 |
} |
572 |
else |
573 |
{ |
574 |
/* Plain old XLookupString */ |
575 |
DEBUG_KBD(("No input context, using XLookupString\n")); |
576 |
XLookupString((XKeyEvent *) & xevent, |
577 |
str, sizeof(str), &keysym, NULL); |
578 |
} |
579 |
|
580 |
if (keysym == XK_Break) /* toggle full screen */ |
581 |
{ |
582 |
if (get_key_state(XK_Alt_L) || get_key_state(XK_Alt_R)) |
583 |
{ |
584 |
toggle_fullscreen(); |
585 |
break; |
586 |
} |
587 |
} |
588 |
|
589 |
ksname = get_ksname(keysym); |
590 |
DEBUG_KBD(("\nKeyPress for (keysym 0x%lx, %s)\n", keysym, ksname)); |
591 |
|
592 |
if (inhibit_key(keysym)) |
593 |
{ |
594 |
DEBUG_KBD(("Inhibiting key\n")); |
595 |
break; |
596 |
} |
597 |
|
598 |
tr = xkeymap_translate_key(keysym, |
599 |
xevent.xkey.keycode, xevent.xkey.state); |
600 |
|
601 |
ensure_remote_modifiers(ev_time, tr); |
602 |
|
603 |
if (tr.scancode == 0) |
604 |
break; |
605 |
|
606 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
607 |
break; |
608 |
case KeyRelease: |
609 |
XLookupString((XKeyEvent *) & xevent, str, |
610 |
sizeof(str), &keysym, NULL); |
611 |
|
612 |
ksname = get_ksname(keysym); |
613 |
DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, |
614 |
ksname)); |
615 |
|
616 |
if (inhibit_key(keysym)) |
617 |
break; |
618 |
|
619 |
tr = xkeymap_translate_key(keysym, |
620 |
xevent.xkey.keycode, xevent.xkey.state); |
621 |
|
622 |
if (tr.scancode == 0) |
623 |
break; |
624 |
|
625 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
626 |
break; |
627 |
|
628 |
case ButtonPress: |
629 |
flags = MOUSE_FLAG_DOWN; |
630 |
/* fall through */ |
631 |
|
632 |
case ButtonRelease: |
633 |
button = xkeymap_translate_button(xevent.xbutton.button); |
634 |
if (button == 0) |
635 |
break; |
636 |
|
637 |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
638 |
flags | button, xevent.xbutton.x, xevent.xbutton.y); |
639 |
break; |
640 |
|
641 |
case MotionNotify: |
642 |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
643 |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
644 |
break; |
645 |
|
646 |
case FocusIn: |
647 |
/* fall through */ |
648 |
case EnterNotify: |
649 |
if (grab_keyboard) |
650 |
XGrabKeyboard(display, wnd, True, |
651 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
652 |
break; |
653 |
|
654 |
case FocusOut: |
655 |
reset_keys(); |
656 |
/* fall through */ |
657 |
case LeaveNotify: |
658 |
if (grab_keyboard) |
659 |
XUngrabKeyboard(display, CurrentTime); |
660 |
break; |
661 |
|
662 |
case Expose: |
663 |
XCopyArea(display, backstore, wnd, gc, |
664 |
xevent.xexpose.x, xevent.xexpose.y, |
665 |
xevent.xexpose.width, |
666 |
xevent.xexpose.height, |
667 |
xevent.xexpose.x, xevent.xexpose.y); |
668 |
break; |
669 |
} |
670 |
} |
671 |
} |
672 |
|
673 |
void |
674 |
ui_select(int rdp_socket) |
675 |
{ |
676 |
int n = (rdp_socket > x_socket) ? rdp_socket + 1 : x_socket + 1; |
677 |
fd_set rfds; |
678 |
|
679 |
FD_ZERO(&rfds); |
680 |
|
681 |
while (True) |
682 |
{ |
683 |
FD_ZERO(&rfds); |
684 |
FD_SET(rdp_socket, &rfds); |
685 |
if (display != NULL) |
686 |
{ |
687 |
FD_SET(x_socket, &rfds); |
688 |
XFlush(display); |
689 |
} |
690 |
|
691 |
switch (select(n, &rfds, NULL, NULL, NULL)) |
692 |
{ |
693 |
case -1: |
694 |
error("select: %s\n", strerror(errno)); |
695 |
|
696 |
case 0: |
697 |
continue; |
698 |
} |
699 |
|
700 |
if (FD_ISSET(x_socket, &rfds)) |
701 |
xwin_process_events(); |
702 |
|
703 |
if (FD_ISSET(rdp_socket, &rfds)) |
704 |
return; |
705 |
} |
706 |
} |
707 |
|
708 |
void |
709 |
ui_move_pointer(int x, int y) |
710 |
{ |
711 |
XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y); |
712 |
} |
713 |
|
714 |
HBITMAP |
715 |
ui_create_bitmap(int width, int height, uint8 * data) |
716 |
{ |
717 |
XImage *image; |
718 |
Pixmap bitmap; |
719 |
uint8 *tdata; |
720 |
|
721 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
722 |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
723 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
724 |
(char *) tdata, width, height, 8, 0); |
725 |
|
726 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
727 |
|
728 |
XFree(image); |
729 |
if (!owncolmap) |
730 |
xfree(tdata); |
731 |
return (HBITMAP) bitmap; |
732 |
} |
733 |
|
734 |
void |
735 |
ui_paint_bitmap(int x, int y, int cx, int cy, int width, int height, uint8 * data) |
736 |
{ |
737 |
XImage *image; |
738 |
uint8 *tdata; |
739 |
|
740 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
741 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
742 |
(char *) tdata, width, height, 8, 0); |
743 |
|
744 |
if (ownbackstore) |
745 |
{ |
746 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
747 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
748 |
} |
749 |
else |
750 |
{ |
751 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
752 |
} |
753 |
|
754 |
XFree(image); |
755 |
if (!owncolmap) |
756 |
xfree(tdata); |
757 |
} |
758 |
|
759 |
void |
760 |
ui_destroy_bitmap(HBITMAP bmp) |
761 |
{ |
762 |
XFreePixmap(display, (Pixmap) bmp); |
763 |
} |
764 |
|
765 |
HGLYPH |
766 |
ui_create_glyph(int width, int height, uint8 * data) |
767 |
{ |
768 |
XImage *image; |
769 |
Pixmap bitmap; |
770 |
int scanline; |
771 |
GC gc; |
772 |
|
773 |
scanline = (width + 7) / 8; |
774 |
|
775 |
bitmap = XCreatePixmap(display, wnd, width, height, 1); |
776 |
gc = XCreateGC(display, bitmap, 0, NULL); |
777 |
|
778 |
image = XCreateImage(display, visual, 1, ZPixmap, 0, (char *) data, |
779 |
width, height, 8, scanline); |
780 |
image->byte_order = MSBFirst; |
781 |
image->bitmap_bit_order = MSBFirst; |
782 |
XInitImage(image); |
783 |
|
784 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
785 |
|
786 |
XFree(image); |
787 |
XFreeGC(display, gc); |
788 |
return (HGLYPH) bitmap; |
789 |
} |
790 |
|
791 |
void |
792 |
ui_destroy_glyph(HGLYPH glyph) |
793 |
{ |
794 |
XFreePixmap(display, (Pixmap) glyph); |
795 |
} |
796 |
|
797 |
HCURSOR |
798 |
ui_create_cursor(unsigned int x, unsigned int y, int width, int height, |
799 |
uint8 * andmask, uint8 * xormask) |
800 |
{ |
801 |
HGLYPH maskglyph, cursorglyph; |
802 |
XColor bg, fg; |
803 |
Cursor xcursor; |
804 |
uint8 *cursor, *pcursor; |
805 |
uint8 *mask, *pmask; |
806 |
uint8 nextbit; |
807 |
int scanline, offset; |
808 |
int i, j; |
809 |
|
810 |
scanline = (width + 7) / 8; |
811 |
offset = scanline * height; |
812 |
|
813 |
cursor = xmalloc(offset); |
814 |
memset(cursor, 0, offset); |
815 |
|
816 |
mask = xmalloc(offset); |
817 |
memset(mask, 0, offset); |
818 |
|
819 |
/* approximate AND and XOR masks with a monochrome X pointer */ |
820 |
for (i = 0; i < height; i++) |
821 |
{ |
822 |
offset -= scanline; |
823 |
pcursor = &cursor[offset]; |
824 |
pmask = &mask[offset]; |
825 |
|
826 |
for (j = 0; j < scanline; j++) |
827 |
{ |
828 |
for (nextbit = 0x80; nextbit != 0; nextbit >>= 1) |
829 |
{ |
830 |
if (xormask[0] || xormask[1] || xormask[2]) |
831 |
{ |
832 |
*pcursor |= (~(*andmask) & nextbit); |
833 |
*pmask |= nextbit; |
834 |
} |
835 |
else |
836 |
{ |
837 |
*pcursor |= ((*andmask) & nextbit); |
838 |
*pmask |= (~(*andmask) & nextbit); |
839 |
} |
840 |
|
841 |
xormask += 3; |
842 |
} |
843 |
|
844 |
andmask++; |
845 |
pcursor++; |
846 |
pmask++; |
847 |
} |
848 |
} |
849 |
|
850 |
fg.red = fg.blue = fg.green = 0xffff; |
851 |
bg.red = bg.blue = bg.green = 0x0000; |
852 |
fg.flags = bg.flags = DoRed | DoBlue | DoGreen; |
853 |
|
854 |
cursorglyph = ui_create_glyph(width, height, cursor); |
855 |
maskglyph = ui_create_glyph(width, height, mask); |
856 |
|
857 |
xcursor = |
858 |
XCreatePixmapCursor(display, (Pixmap) cursorglyph, |
859 |
(Pixmap) maskglyph, &fg, &bg, x, y); |
860 |
|
861 |
ui_destroy_glyph(maskglyph); |
862 |
ui_destroy_glyph(cursorglyph); |
863 |
xfree(mask); |
864 |
xfree(cursor); |
865 |
return (HCURSOR) xcursor; |
866 |
} |
867 |
|
868 |
void |
869 |
ui_set_cursor(HCURSOR cursor) |
870 |
{ |
871 |
XDefineCursor(display, wnd, (Cursor) cursor); |
872 |
} |
873 |
|
874 |
void |
875 |
ui_destroy_cursor(HCURSOR cursor) |
876 |
{ |
877 |
XFreeCursor(display, (Cursor) cursor); |
878 |
} |
879 |
|
880 |
#define MAKE_XCOLOR(xc,c) \ |
881 |
(xc)->red = ((c)->red << 8) | (c)->red; \ |
882 |
(xc)->green = ((c)->green << 8) | (c)->green; \ |
883 |
(xc)->blue = ((c)->blue << 8) | (c)->blue; \ |
884 |
(xc)->flags = DoRed | DoGreen | DoBlue; |
885 |
|
886 |
HCOLOURMAP |
887 |
ui_create_colourmap(COLOURMAP * colours) |
888 |
{ |
889 |
COLOURENTRY *entry; |
890 |
int i, ncolours = colours->ncolours; |
891 |
|
892 |
if (owncolmap) |
893 |
{ |
894 |
XColor *xcolours, *xentry; |
895 |
Colormap map; |
896 |
|
897 |
xcolours = xmalloc(sizeof(XColor) * ncolours); |
898 |
for (i = 0; i < ncolours; i++) |
899 |
{ |
900 |
entry = &colours->colours[i]; |
901 |
xentry = &xcolours[i]; |
902 |
xentry->pixel = i; |
903 |
MAKE_XCOLOR(xentry, entry); |
904 |
} |
905 |
|
906 |
map = XCreateColormap(display, wnd, visual, AllocAll); |
907 |
XStoreColors(display, map, xcolours, ncolours); |
908 |
|
909 |
xfree(xcolours); |
910 |
return (HCOLOURMAP) map; |
911 |
} |
912 |
else |
913 |
{ |
914 |
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
915 |
XColor xentry; |
916 |
uint32 colour; |
917 |
|
918 |
for (i = 0; i < ncolours; i++) |
919 |
{ |
920 |
entry = &colours->colours[i]; |
921 |
MAKE_XCOLOR(&xentry, entry); |
922 |
|
923 |
if (XAllocColor(display, xcolmap, &xentry) != 0) |
924 |
colour = xentry.pixel; |
925 |
else |
926 |
colour = white; |
927 |
|
928 |
/* byte swap here to make translate_image faster */ |
929 |
map[i] = translate_colour(colour); |
930 |
} |
931 |
|
932 |
return map; |
933 |
} |
934 |
} |
935 |
|
936 |
void |
937 |
ui_destroy_colourmap(HCOLOURMAP map) |
938 |
{ |
939 |
if (owncolmap) |
940 |
XFreeColormap(display, (Colormap) map); |
941 |
else |
942 |
xfree(map); |
943 |
} |
944 |
|
945 |
void |
946 |
ui_set_colourmap(HCOLOURMAP map) |
947 |
{ |
948 |
if (owncolmap) |
949 |
XSetWindowColormap(display, wnd, (Colormap) map); |
950 |
else |
951 |
colmap = map; |
952 |
} |
953 |
|
954 |
void |
955 |
ui_set_clip(int x, int y, int cx, int cy) |
956 |
{ |
957 |
XRectangle rect; |
958 |
|
959 |
rect.x = x; |
960 |
rect.y = y; |
961 |
rect.width = cx; |
962 |
rect.height = cy; |
963 |
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); |
964 |
} |
965 |
|
966 |
void |
967 |
ui_reset_clip() |
968 |
{ |
969 |
XRectangle rect; |
970 |
|
971 |
rect.x = 0; |
972 |
rect.y = 0; |
973 |
rect.width = width; |
974 |
rect.height = height; |
975 |
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); |
976 |
} |
977 |
|
978 |
void |
979 |
ui_bell() |
980 |
{ |
981 |
XBell(display, 0); |
982 |
} |
983 |
|
984 |
void |
985 |
ui_destblt(uint8 opcode, |
986 |
/* dest */ int x, int y, int cx, int cy) |
987 |
{ |
988 |
SET_FUNCTION(opcode); |
989 |
FILL_RECTANGLE(x, y, cx, cy); |
990 |
RESET_FUNCTION(opcode); |
991 |
} |
992 |
|
993 |
void |
994 |
ui_patblt(uint8 opcode, |
995 |
/* dest */ int x, int y, int cx, int cy, |
996 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
997 |
{ |
998 |
Pixmap fill; |
999 |
uint8 i, ipattern[8]; |
1000 |
|
1001 |
SET_FUNCTION(opcode); |
1002 |
|
1003 |
switch (brush->style) |
1004 |
{ |
1005 |
case 0: /* Solid */ |
1006 |
SET_FOREGROUND(fgcolour); |
1007 |
FILL_RECTANGLE(x, y, cx, cy); |
1008 |
break; |
1009 |
|
1010 |
case 3: /* Pattern */ |
1011 |
for (i = 0; i != 8; i++) |
1012 |
ipattern[7 - i] = brush->pattern[i]; |
1013 |
fill = (Pixmap) ui_create_glyph(8, 8, ipattern); |
1014 |
|
1015 |
SET_FOREGROUND(bgcolour); |
1016 |
SET_BACKGROUND(fgcolour); |
1017 |
XSetFillStyle(display, gc, FillOpaqueStippled); |
1018 |
XSetStipple(display, gc, fill); |
1019 |
XSetTSOrigin(display, gc, brush->xorigin, brush->yorigin); |
1020 |
|
1021 |
FILL_RECTANGLE(x, y, cx, cy); |
1022 |
|
1023 |
XSetFillStyle(display, gc, FillSolid); |
1024 |
XSetTSOrigin(display, gc, 0, 0); |
1025 |
ui_destroy_glyph((HGLYPH) fill); |
1026 |
break; |
1027 |
|
1028 |
default: |
1029 |
unimpl("brush %d\n", brush->style); |
1030 |
} |
1031 |
|
1032 |
RESET_FUNCTION(opcode); |
1033 |
} |
1034 |
|
1035 |
void |
1036 |
ui_screenblt(uint8 opcode, |
1037 |
/* dest */ int x, int y, int cx, int cy, |
1038 |
/* src */ int srcx, int srcy) |
1039 |
{ |
1040 |
SET_FUNCTION(opcode); |
1041 |
XCopyArea(display, wnd, wnd, gc, srcx, srcy, cx, cy, x, y); |
1042 |
if (ownbackstore) |
1043 |
XCopyArea(display, backstore, backstore, gc, srcx, srcy, cx, cy, x, y); |
1044 |
RESET_FUNCTION(opcode); |
1045 |
} |
1046 |
|
1047 |
void |
1048 |
ui_memblt(uint8 opcode, |
1049 |
/* dest */ int x, int y, int cx, int cy, |
1050 |
/* src */ HBITMAP src, int srcx, int srcy) |
1051 |
{ |
1052 |
SET_FUNCTION(opcode); |
1053 |
XCopyArea(display, (Pixmap) src, wnd, gc, srcx, srcy, cx, cy, x, y); |
1054 |
if (ownbackstore) |
1055 |
XCopyArea(display, (Pixmap) src, backstore, gc, srcx, srcy, cx, cy, x, y); |
1056 |
RESET_FUNCTION(opcode); |
1057 |
} |
1058 |
|
1059 |
void |
1060 |
ui_triblt(uint8 opcode, |
1061 |
/* dest */ int x, int y, int cx, int cy, |
1062 |
/* src */ HBITMAP src, int srcx, int srcy, |
1063 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1064 |
{ |
1065 |
/* This is potentially difficult to do in general. Until someone |
1066 |
comes up with a more efficient way of doing it I am using cases. */ |
1067 |
|
1068 |
switch (opcode) |
1069 |
{ |
1070 |
case 0x69: /* PDSxxn */ |
1071 |
ui_memblt(ROP2_XOR, x, y, cx, cy, src, srcx, srcy); |
1072 |
ui_patblt(ROP2_NXOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1073 |
break; |
1074 |
|
1075 |
case 0xb8: /* PSDPxax */ |
1076 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1077 |
ui_memblt(ROP2_AND, x, y, cx, cy, src, srcx, srcy); |
1078 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1079 |
break; |
1080 |
|
1081 |
case 0xc0: /* PSa */ |
1082 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1083 |
ui_patblt(ROP2_AND, x, y, cx, cy, brush, bgcolour, fgcolour); |
1084 |
break; |
1085 |
|
1086 |
default: |
1087 |
unimpl("triblt 0x%x\n", opcode); |
1088 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1089 |
} |
1090 |
} |
1091 |
|
1092 |
void |
1093 |
ui_line(uint8 opcode, |
1094 |
/* dest */ int startx, int starty, int endx, int endy, |
1095 |
/* pen */ PEN * pen) |
1096 |
{ |
1097 |
SET_FUNCTION(opcode); |
1098 |
SET_FOREGROUND(pen->colour); |
1099 |
XDrawLine(display, wnd, gc, startx, starty, endx, endy); |
1100 |
if (ownbackstore) |
1101 |
XDrawLine(display, backstore, gc, startx, starty, endx, endy); |
1102 |
RESET_FUNCTION(opcode); |
1103 |
} |
1104 |
|
1105 |
void |
1106 |
ui_rect( |
1107 |
/* dest */ int x, int y, int cx, int cy, |
1108 |
/* brush */ int colour) |
1109 |
{ |
1110 |
SET_FOREGROUND(colour); |
1111 |
FILL_RECTANGLE(x, y, cx, cy); |
1112 |
} |
1113 |
|
1114 |
void |
1115 |
ui_draw_glyph(int mixmode, |
1116 |
/* dest */ int x, int y, int cx, int cy, |
1117 |
/* src */ HGLYPH glyph, int srcx, int srcy, |
1118 |
int bgcolour, int fgcolour) |
1119 |
{ |
1120 |
SET_FOREGROUND(fgcolour); |
1121 |
SET_BACKGROUND(bgcolour); |
1122 |
|
1123 |
XSetFillStyle(display, gc, |
1124 |
(mixmode == MIX_TRANSPARENT) ? FillStippled : FillOpaqueStippled); |
1125 |
XSetStipple(display, gc, (Pixmap) glyph); |
1126 |
XSetTSOrigin(display, gc, x, y); |
1127 |
|
1128 |
FILL_RECTANGLE(x, y, cx, cy); |
1129 |
|
1130 |
XSetFillStyle(display, gc, FillSolid); |
1131 |
} |
1132 |
|
1133 |
#define DO_GLYPH(ttext,idx) \ |
1134 |
{\ |
1135 |
glyph = cache_get_font (font, ttext[idx]);\ |
1136 |
if (!(flags & TEXT2_IMPLICIT_X))\ |
1137 |
{\ |
1138 |
xyoffset = ttext[++idx];\ |
1139 |
if ((xyoffset & 0x80))\ |
1140 |
{\ |
1141 |
if (flags & TEXT2_VERTICAL) \ |
1142 |
y += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1143 |
else\ |
1144 |
x += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1145 |
idx += 2;\ |
1146 |
}\ |
1147 |
else\ |
1148 |
{\ |
1149 |
if (flags & TEXT2_VERTICAL) \ |
1150 |
y += xyoffset;\ |
1151 |
else\ |
1152 |
x += xyoffset;\ |
1153 |
}\ |
1154 |
}\ |
1155 |
if (glyph != NULL)\ |
1156 |
{\ |
1157 |
ui_draw_glyph (mixmode, x + (short) glyph->offset,\ |
1158 |
y + (short) glyph->baseline,\ |
1159 |
glyph->width, glyph->height,\ |
1160 |
glyph->pixmap, 0, 0, bgcolour, fgcolour);\ |
1161 |
if (flags & TEXT2_IMPLICIT_X)\ |
1162 |
x += glyph->width;\ |
1163 |
}\ |
1164 |
} |
1165 |
|
1166 |
void |
1167 |
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, |
1168 |
int clipx, int clipy, int clipcx, int clipcy, |
1169 |
int boxx, int boxy, int boxcx, int boxcy, int bgcolour, |
1170 |
int fgcolour, uint8 * text, uint8 length) |
1171 |
{ |
1172 |
FONTGLYPH *glyph; |
1173 |
int i, j, xyoffset; |
1174 |
DATABLOB *entry; |
1175 |
|
1176 |
SET_FOREGROUND(bgcolour); |
1177 |
|
1178 |
if (boxcx > 1) |
1179 |
{ |
1180 |
FILL_RECTANGLE(boxx, boxy, boxcx, boxcy); |
1181 |
} |
1182 |
else if (mixmode == MIX_OPAQUE) |
1183 |
{ |
1184 |
FILL_RECTANGLE(clipx, clipy, clipcx, clipcy); |
1185 |
} |
1186 |
|
1187 |
/* Paint text, character by character */ |
1188 |
for (i = 0; i < length;) |
1189 |
{ |
1190 |
switch (text[i]) |
1191 |
{ |
1192 |
case 0xff: |
1193 |
if (i + 2 < length) |
1194 |
cache_put_text(text[i + 1], text, text[i + 2]); |
1195 |
else |
1196 |
{ |
1197 |
error("this shouldn't be happening\n"); |
1198 |
break; |
1199 |
} |
1200 |
/* this will move pointer from start to first character after FF command */ |
1201 |
length -= i + 3; |
1202 |
text = &(text[i + 3]); |
1203 |
i = 0; |
1204 |
break; |
1205 |
|
1206 |
case 0xfe: |
1207 |
entry = cache_get_text(text[i + 1]); |
1208 |
if (entry != NULL) |
1209 |
{ |
1210 |
if ((((uint8 *) (entry->data))[1] == |
1211 |
0) && (!(flags & TEXT2_IMPLICIT_X))) |
1212 |
{ |
1213 |
if (flags & TEXT2_VERTICAL) |
1214 |
y += text[i + 2]; |
1215 |
else |
1216 |
x += text[i + 2]; |
1217 |
} |
1218 |
if (i + 2 < length) |
1219 |
i += 3; |
1220 |
else |
1221 |
i += 2; |
1222 |
length -= i; |
1223 |
/* this will move pointer from start to first character after FE command */ |
1224 |
text = &(text[i]); |
1225 |
i = 0; |
1226 |
for (j = 0; j < entry->size; j++) |
1227 |
DO_GLYPH(((uint8 *) (entry->data)), j); |
1228 |
} |
1229 |
break; |
1230 |
|
1231 |
default: |
1232 |
DO_GLYPH(text, i); |
1233 |
i++; |
1234 |
break; |
1235 |
} |
1236 |
} |
1237 |
|
1238 |
|
1239 |
} |
1240 |
|
1241 |
void |
1242 |
ui_desktop_save(uint32 offset, int x, int y, int cx, int cy) |
1243 |
{ |
1244 |
Pixmap pix; |
1245 |
XImage *image; |
1246 |
|
1247 |
if (ownbackstore) |
1248 |
{ |
1249 |
image = XGetImage(display, backstore, x, y, cx, cy, AllPlanes, ZPixmap); |
1250 |
} |
1251 |
else |
1252 |
{ |
1253 |
pix = XCreatePixmap(display, wnd, cx, cy, depth); |
1254 |
XCopyArea(display, wnd, pix, gc, x, y, cx, cy, 0, 0); |
1255 |
image = XGetImage(display, pix, 0, 0, cx, cy, AllPlanes, ZPixmap); |
1256 |
XFreePixmap(display, pix); |
1257 |
} |
1258 |
|
1259 |
offset *= bpp / 8; |
1260 |
cache_put_desktop(offset, cx, cy, image->bytes_per_line, bpp / 8, (uint8 *) image->data); |
1261 |
|
1262 |
XDestroyImage(image); |
1263 |
} |
1264 |
|
1265 |
void |
1266 |
ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy) |
1267 |
{ |
1268 |
XImage *image; |
1269 |
uint8 *data; |
1270 |
|
1271 |
offset *= bpp / 8; |
1272 |
data = cache_get_desktop(offset, cx, cy, bpp / 8); |
1273 |
if (data == NULL) |
1274 |
return; |
1275 |
|
1276 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
1277 |
(char *) data, cx, cy, BitmapPad(display), cx * bpp / 8); |
1278 |
|
1279 |
if (ownbackstore) |
1280 |
{ |
1281 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
1282 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
1283 |
} |
1284 |
else |
1285 |
{ |
1286 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
1287 |
} |
1288 |
|
1289 |
XFree(image); |
1290 |
} |