2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X Window System |
User interface services - X Window System |
4 |
Copyright (C) Matthew Chapman 1999-2001 |
Copyright (C) Matthew Chapman 1999-2001 |
5 |
|
|
6 |
This program is free software; you can redistribute it and/or modify |
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 |
it under the terms of the GNU General Public License as published by |
8 |
the Free Software Foundation; either version 2 of the License, or |
the Free Software Foundation; either version 2 of the License, or |
9 |
(at your option) any later version. |
(at your option) any later version. |
10 |
|
|
11 |
This program is distributed in the hope that it will be useful, |
This program is distributed in the hope that it will be useful, |
12 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
GNU General Public License for more details. |
GNU General Public License for more details. |
15 |
|
|
16 |
You should have received a copy of the GNU General Public License |
You should have received a copy of the GNU General Public License |
17 |
along with this program; if not, write to the Free Software |
along with this program; if not, write to the Free Software |
18 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 |
|
|
21 |
#include <X11/Xlib.h> |
#include <X11/Xlib.h> |
22 |
#include <X11/Xutil.h> |
#include <X11/Xutil.h> |
23 |
|
#include <X11/XKBlib.h> |
24 |
#include <time.h> |
#include <time.h> |
25 |
#include <errno.h> |
#include <errno.h> |
26 |
#include "rdesktop.h" |
#include "rdesktop.h" |
33 |
extern BOOL fullscreen; |
extern BOOL fullscreen; |
34 |
|
|
35 |
Display *display; |
Display *display; |
36 |
|
XkbDescPtr xkb; |
37 |
static int x_socket; |
static int x_socket; |
38 |
static Window wnd; |
static Window wnd; |
39 |
static GC gc; |
static GC gc; |
49 |
static BOOL ownbackstore; |
static BOOL ownbackstore; |
50 |
static Pixmap backstore; |
static Pixmap backstore; |
51 |
|
|
52 |
|
/* needed to keep track of the modifiers */ |
53 |
|
static unsigned int key_modifier_state = 0; |
54 |
|
static unsigned int key_down_state = 0; |
55 |
|
|
56 |
|
#define DShift1Mask (1<<0) |
57 |
|
#define DShift2Mask (1<<1) |
58 |
|
#define DControl1Mask (1<<2) |
59 |
|
#define DControl2Mask (1<<3) |
60 |
|
#define DMod1Mask (1<<4) |
61 |
|
#define DMod2Mask (1<<5) |
62 |
|
|
63 |
#define FILL_RECTANGLE(x,y,cx,cy)\ |
#define FILL_RECTANGLE(x,y,cx,cy)\ |
64 |
{ \ |
{ \ |
65 |
XFillRectangle(display, wnd, gc, x, y, cx, cy); \ |
XFillRectangle(display, wnd, gc, x, y, cx, cy); \ |
99 |
#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, rop2_map[rop2]); } |
#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, rop2_map[rop2]); } |
100 |
#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, GXcopy); } |
#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, GXcopy); } |
101 |
|
|
102 |
|
void xwin_release_modifiers(XKeyEvent* ev, uint32 ev_time, uint32 scancode); |
103 |
|
void xwin_press_modifiers(XKeyEvent* ev, uint32 ev_time, uint32 scancode); |
104 |
|
|
105 |
static void |
static void |
106 |
translate8(uint8 *data, uint8 *out, uint8 *end) |
translate8(uint8 *data, uint8 *out, uint8 *end) |
107 |
{ |
{ |
207 |
Screen *screen; |
Screen *screen; |
208 |
uint16 test; |
uint16 test; |
209 |
int i; |
int i; |
210 |
|
|
211 |
|
int xkb_minor, xkb_major; |
212 |
|
int xkb_event, xkb_error, xkb_reason; |
213 |
|
|
214 |
|
/* compare compiletime libs with runtime libs. */ |
215 |
|
xkb_major = XkbMajorVersion; |
216 |
|
xkb_minor = XkbMinorVersion; |
217 |
|
if( XkbLibraryVersion( &xkb_major, &xkb_minor ) == False ) |
218 |
|
{ |
219 |
|
error("please re-compile rdesktop\ncompile time version of xkb is not compatible with\nyour runtime version of the library\n"); |
220 |
|
return False; |
221 |
|
} |
222 |
|
|
223 |
|
|
224 |
|
/* XKB is the 'new' keyboard handler in x.. ( the xkb code in Xfree86 originates from SGI, years 1993 and 1995 from what I could tell. ) |
225 |
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* it makes it possible for people with disabilities to use rdesktop, stickykeys, bouncekeys etc. VERY MUCH useful. |
226 |
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* XFree86 has had support for it since it's earliest incarnation. I believe it is a reasonable dependency. |
227 |
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*/ |
228 |
|
display = XkbOpenDisplay( NULL, &xkb_event, &xkb_error, &xkb_major, &xkb_minor, &xkb_reason ); |
229 |
|
switch(xkb_reason) |
230 |
|
{ |
231 |
|
case XkbOD_BadLibraryVersion: |
232 |
|
error("XkbOD_BadLibraryVersion: XKB extensions in server and the library rdesktop is linked against aren't compatible with each other.\n"); |
233 |
|
break; |
234 |
|
case XkbOD_ConnectionRefused: |
235 |
|
error("XkbOD_ConnectionRefused\n"); |
236 |
|
break; |
237 |
|
case XkbOD_BadServerVersion: |
238 |
|
error("XkbOD_BadServerVersion\n"); |
239 |
|
break; |
240 |
|
case XkbOD_NonXkbServer: |
241 |
|
error("XkbOD_NonXkbServer: XKB extension not present in server\nupdate your X server.\n"); |
242 |
|
break; |
243 |
|
case XkbOD_Success: |
244 |
|
DEBUG("XkbOD_Success: Connection established with display\n"); |
245 |
|
break; |
246 |
|
} |
247 |
|
|
|
display = XOpenDisplay(NULL); |
|
248 |
if (display == NULL) |
if (display == NULL) |
249 |
{ |
{ |
250 |
error("Failed to open display\n"); |
error("Failed to open display\n"); |
255 |
screen = DefaultScreenOfDisplay(display); |
screen = DefaultScreenOfDisplay(display); |
256 |
visual = DefaultVisualOfScreen(screen); |
visual = DefaultVisualOfScreen(screen); |
257 |
depth = DefaultDepthOfScreen(screen); |
depth = DefaultDepthOfScreen(screen); |
258 |
|
|
259 |
pfm = XListPixmapFormats(display, &i); |
pfm = XListPixmapFormats(display, &i); |
260 |
if (pfm != NULL) |
if (pfm != NULL) |
261 |
{ |
{ |
336 |
|
|
337 |
xkeymap_init(); |
xkeymap_init(); |
338 |
|
|
339 |
input_mask = KeyPressMask | KeyReleaseMask |
input_mask = KeyPressMask | KeyReleaseMask | |
340 |
| ButtonPressMask | ButtonReleaseMask |
ButtonPressMask | ButtonReleaseMask | |
341 |
| EnterWindowMask | LeaveWindowMask; |
EnterWindowMask | LeaveWindowMask | KeymapStateMask; |
|
|
|
342 |
if (sendmotion) |
if (sendmotion) |
343 |
input_mask |= PointerMotionMask; |
input_mask |= PointerMotionMask; |
344 |
|
|
352 |
backstore = XCreatePixmap(display, wnd, width, height, depth); |
backstore = XCreatePixmap(display, wnd, width, height, depth); |
353 |
|
|
354 |
XMapWindow(display, wnd); |
XMapWindow(display, wnd); |
355 |
|
|
356 |
|
/* TODO: error texts... make them friendly. */ |
357 |
|
xkb = XkbGetKeyboard(display, XkbAllComponentsMask, XkbUseCoreKbd); |
358 |
|
if ((int)xkb == BadAlloc || xkb == NULL) |
359 |
|
{ |
360 |
|
error( "XkbGetKeyboard failed.\n"); |
361 |
|
exit(0); |
362 |
|
} |
363 |
|
|
364 |
|
/* TODO: error texts... make them friendly. */ |
365 |
|
if( XkbSelectEvents(display, xkb->device_spec, XkbAllEventsMask, XkbAllEventsMask) == False ) |
366 |
|
{ |
367 |
|
error( "XkbSelectEvents failed.\n"); |
368 |
|
exit(0); |
369 |
|
} |
370 |
|
|
371 |
return True; |
return True; |
372 |
} |
} |
373 |
|
|
374 |
void |
void |
375 |
ui_destroy_window() |
ui_destroy_window() |
376 |
{ |
{ |
377 |
|
if( xkb != NULL ) |
378 |
|
XkbFreeKeyboard(xkb, XkbAllControlsMask, True); |
379 |
|
|
380 |
if (ownbackstore) |
if (ownbackstore) |
381 |
XFreePixmap(display, backstore); |
XFreePixmap(display, backstore); |
382 |
|
|
389 |
static void |
static void |
390 |
xwin_process_events() |
xwin_process_events() |
391 |
{ |
{ |
392 |
XEvent event; |
XkbEvent xkbevent; |
393 |
|
|
394 |
KeySym keysym; |
KeySym keysym; |
395 |
uint8 scancode; |
uint8 scancode; |
396 |
uint16 button, flags; |
uint16 button, flags; |
397 |
uint32 ev_time; |
uint32 ev_time; |
398 |
|
uint32 tmpmods; |
399 |
|
|
400 |
if (display == NULL) |
if (display == NULL) |
401 |
return; |
return; |
402 |
|
|
403 |
while (XCheckMaskEvent(display, ~0, &event)) |
while (XCheckMaskEvent(display, ~0, &xkbevent.core)) |
404 |
{ |
{ |
405 |
ev_time = time(NULL); |
ev_time = time(NULL); |
406 |
flags = 0; |
flags = 0; |
407 |
|
|
408 |
switch (event.type) |
switch (xkbevent.type) |
409 |
{ |
{ |
410 |
|
case KeymapNotify: |
411 |
|
/* TODO: |
412 |
|
* read modifier status at focus in, and update the local masks, and the other end as well.. |
413 |
|
* if not, we may get out of sync. |
414 |
|
* xkbevent.core.xkeymap.key_vector |
415 |
|
* char key_vector[32]; |
416 |
|
*/ |
417 |
|
break; |
418 |
|
|
419 |
case KeyRelease: |
case KeyRelease: |
420 |
flags = KBD_FLAG_DOWN | KBD_FLAG_UP; |
flags = KBD_FLAG_DOWN | KBD_FLAG_UP; |
421 |
/* fall through */ |
/* fall through */ |
422 |
|
|
423 |
case KeyPress: |
case KeyPress: |
424 |
keysym = XKeycodeToKeysym(display, event.xkey.keycode, 0); |
if( XkbTranslateKeyCode(xkb, xkbevent.core.xkey.keycode, xkbevent.core.xkey.state, &tmpmods, &keysym) == False ) |
|
scancode = xkeymap_translate_key(keysym, event.xkey.keycode, &flags); |
|
|
if (scancode == 0) |
|
425 |
break; |
break; |
426 |
|
scancode = xkeymap_translate_key(keysym, xkbevent.core.xkey.keycode, &flags); |
427 |
|
|
428 |
|
if (scancode == 0 ) |
429 |
|
break; |
430 |
|
|
431 |
|
/* keep track of the modifiers -- needed for stickykeys... */ |
432 |
|
if( xkbevent.type == KeyPress ) |
433 |
|
xwin_press_modifiers( &xkbevent.core.xkey, ev_time, scancode ); |
434 |
|
|
435 |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, flags, scancode, 0); |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, flags, scancode, 0); |
436 |
|
|
437 |
|
if( xkbevent.type == KeyRelease ) |
438 |
|
xwin_release_modifiers( &xkbevent.core.xkey, ev_time, scancode ); |
439 |
|
|
440 |
break; |
break; |
441 |
|
|
442 |
case ButtonPress: |
case ButtonPress: |
444 |
/* fall through */ |
/* fall through */ |
445 |
|
|
446 |
case ButtonRelease: |
case ButtonRelease: |
447 |
button = xkeymap_translate_button(event.xbutton.button); |
button = xkeymap_translate_button(xkbevent.core.xbutton.button); |
448 |
if (button == 0) |
if (button == 0) |
449 |
break; |
break; |
450 |
|
|
451 |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
452 |
flags | button, |
flags | button, |
453 |
event.xbutton.x, |
xkbevent.core.xbutton.x, |
454 |
event.xbutton.y); |
xkbevent.core.xbutton.y); |
455 |
break; |
break; |
456 |
|
|
457 |
case MotionNotify: |
case MotionNotify: |
458 |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
459 |
MOUSE_FLAG_MOVE, |
MOUSE_FLAG_MOVE, |
460 |
event.xmotion.x, |
xkbevent.core.xmotion.x, |
461 |
event.xmotion.y); |
xkbevent.core.xmotion.y); |
462 |
break; |
break; |
463 |
|
|
464 |
case EnterNotify: |
case EnterNotify: |
472 |
|
|
473 |
case Expose: |
case Expose: |
474 |
XCopyArea(display, backstore, wnd, gc, |
XCopyArea(display, backstore, wnd, gc, |
475 |
event.xexpose.x, event.xexpose.y, |
xkbevent.core.xexpose.x, xkbevent.core.xexpose.y, |
476 |
event.xexpose.width, event.xexpose.height, |
xkbevent.core.xexpose.width, xkbevent.core.xexpose.height, |
477 |
event.xexpose.x, event.xexpose.y); |
xkbevent.core.xexpose.x, xkbevent.core.xexpose.y); |
478 |
break; |
break; |
479 |
} |
} |
480 |
} |
} |
481 |
} |
} |
482 |
|
|
483 |
void |
void |
484 |
|
xwin_release_modifiers(XKeyEvent* ev, uint32 ev_time, uint32 scancode) |
485 |
|
{ |
486 |
|
switch (scancode) { |
487 |
|
case 0x2a: |
488 |
|
key_down_state &= ~DShift1Mask; |
489 |
|
break; |
490 |
|
case 0x36: |
491 |
|
key_down_state &= ~DShift2Mask; |
492 |
|
break; |
493 |
|
case 0x1d: |
494 |
|
key_down_state &= ~DControl1Mask; |
495 |
|
break; |
496 |
|
case 0x9d: |
497 |
|
key_down_state &= ~DControl2Mask; |
498 |
|
break; |
499 |
|
case 0x38: |
500 |
|
key_down_state &= ~DMod1Mask; |
501 |
|
break; |
502 |
|
case 0xb8: |
503 |
|
key_down_state &= ~DMod2Mask; |
504 |
|
break; |
505 |
|
} |
506 |
|
|
507 |
|
if( !(ShiftMask & ev->state) && (key_down_state & DShift1Mask)) |
508 |
|
{ |
509 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0x2a, 0); |
510 |
|
key_down_state &= ~DShift1Mask; |
511 |
|
|
512 |
|
} |
513 |
|
|
514 |
|
if( !(ControlMask & ev->state) && (key_down_state & DControl1Mask)) |
515 |
|
{ |
516 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0x1d, 0); |
517 |
|
key_down_state &= ~DControl1Mask; |
518 |
|
|
519 |
|
} |
520 |
|
|
521 |
|
if( !(Mod1Mask & ev->state) && (key_down_state & DMod1Mask)) |
522 |
|
{ |
523 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0x38, 0); |
524 |
|
key_down_state &= ~DMod1Mask; |
525 |
|
|
526 |
|
} |
527 |
|
|
528 |
|
if( !(Mod2Mask & ev->state) && (key_down_state & DMod2Mask)) |
529 |
|
{ |
530 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_UP, 0xb8, 0); |
531 |
|
key_down_state &= ~DMod2Mask; |
532 |
|
} |
533 |
|
} |
534 |
|
|
535 |
|
|
536 |
|
void |
537 |
|
xwin_press_modifiers(XKeyEvent* ev, uint32 ev_time, uint32 scancode) |
538 |
|
{ |
539 |
|
key_modifier_state = ev->state; |
540 |
|
|
541 |
|
switch (scancode) { |
542 |
|
case 0x2a: |
543 |
|
key_down_state |= DShift1Mask; |
544 |
|
break; |
545 |
|
case 0x36: |
546 |
|
key_down_state |= DShift2Mask; |
547 |
|
break; |
548 |
|
case 0x1d: |
549 |
|
key_down_state |= DControl1Mask; |
550 |
|
break; |
551 |
|
case 0x9d: |
552 |
|
key_down_state |= DControl2Mask; |
553 |
|
break; |
554 |
|
case 0x38: |
555 |
|
key_down_state |= DMod1Mask; |
556 |
|
break; |
557 |
|
case 0xb8: |
558 |
|
key_down_state |= DMod2Mask; |
559 |
|
break; |
560 |
|
} |
561 |
|
|
562 |
|
if( (ShiftMask & ev->state) && !((key_down_state & DShift1Mask) || (key_down_state & DShift2Mask))) |
563 |
|
{ |
564 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN, 0x2a, 0); |
565 |
|
key_down_state |= DShift1Mask; |
566 |
|
|
567 |
|
} |
568 |
|
|
569 |
|
if( (ControlMask & ev->state) && !((key_down_state & DControl1Mask) || (key_down_state & DControl2Mask))) |
570 |
|
{ |
571 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN, 0x1d, 0); |
572 |
|
key_down_state |= DControl1Mask; |
573 |
|
|
574 |
|
} |
575 |
|
|
576 |
|
if( (Mod1Mask & ev->state) && !(key_down_state & DMod1Mask)) |
577 |
|
{ |
578 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN, 0x38, 0); |
579 |
|
key_down_state |= DMod1Mask; |
580 |
|
|
581 |
|
} |
582 |
|
|
583 |
|
if( (Mod2Mask & ev->state) && !(key_down_state & DMod2Mask)) |
584 |
|
{ |
585 |
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, KBD_FLAG_DOWN, 0xb8, 0); |
586 |
|
key_down_state |= DMod2Mask; |
587 |
|
|
588 |
|
} |
589 |
|
} |
590 |
|
|
591 |
|
void |
592 |
ui_select(int rdp_socket) |
ui_select(int rdp_socket) |
593 |
{ |
{ |
594 |
int n = (rdp_socket > x_socket) ? rdp_socket+1 : x_socket+1; |
int n = (rdp_socket > x_socket) ? rdp_socket+1 : x_socket+1; |
1122 |
if (entry != NULL) { |
if (entry != NULL) { |
1123 |
if ((((uint8 *) (entry->data))[1] == 0) |
if ((((uint8 *) (entry->data))[1] == 0) |
1124 |
&& (!(flags & TEXT2_IMPLICIT_X))) { |
&& (!(flags & TEXT2_IMPLICIT_X))) { |
1125 |
if (flags & TEXT2_VERTICAL) |
if (flags & TEXT2_VERTICAL) |
1126 |
y += text[i + 2]; |
y += text[i + 2]; |
1127 |
else |
else |
1128 |
x += text[i + 2]; |
x += text[i + 2]; |
1131 |
i += 3; |
i += 3; |
1132 |
else |
else |
1133 |
i += 2; |
i += 2; |
1134 |
length -= i; |
length -= i; |
1135 |
/* this will move pointer from start to first character after FE command */ |
/* this will move pointer from start to first character after FE command */ |
1136 |
text = &(text[i]); |
text = &(text[i]); |
1137 |
i = 0; |
i = 0; |