/[rdesktop]/sourceforge.net/trunk/rdesktop/xkeymap.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
ViewVC logotype

Diff of /sourceforge.net/trunk/rdesktop/xkeymap.c

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 193 by matthewc, Tue Sep 24 11:14:46 2002 UTC revision 225 by astrand, Fri Oct 11 08:54:08 2002 UTC
# Line 1  Line 1 
1  /*  /*
2     rdesktop: A Remote Desktop Protocol client.     rdesktop: A Remote Desktop Protocol client.
3     User interface services - X keyboard mapping     User interface services - X keyboard mapping
4     Copyright (C) Matthew Chapman 1999-2001     Copyright (C) Matthew Chapman 1999-2002
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
7     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
# Line 36  extern char keymapname[16]; Line 36  extern char keymapname[16];
36  extern int keylayout;  extern int keylayout;
37  extern BOOL enable_compose;  extern BOOL enable_compose;
38    
39    static BOOL keymap_loaded;
40  static key_translation keymap[KEYMAP_SIZE];  static key_translation keymap[KEYMAP_SIZE];
41  static int min_keycode;  static int min_keycode;
42  static uint16 remote_modifier_state = 0;  static uint16 remote_modifier_state = 0;
43    
44  static void update_modifier_state(uint16 modifiers, BOOL pressed);  static void update_modifier_state(uint8 scancode, BOOL pressed);
45    
46  static void  static void
47  add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname)  add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname)
# Line 68  static BOOL Line 69  static BOOL
69  xkeymap_read(char *mapname)  xkeymap_read(char *mapname)
70  {  {
71          FILE *fp;          FILE *fp;
72          char line[KEYMAP_MAX_LINE_LENGTH], path[PATH_MAX];          char line[KEYMAP_MAX_LINE_LENGTH];
73            char path[PATH_MAX], inplace_path[PATH_MAX];
74          unsigned int line_num = 0;          unsigned int line_num = 0;
75          unsigned int line_length = 0;          unsigned int line_length = 0;
76          char *keyname, *p;          char *keyname, *p;
# Line 83  xkeymap_read(char *mapname) Line 85  xkeymap_read(char *mapname)
85          fp = fopen(path, "r");          fp = fopen(path, "r");
86          if (fp == NULL)          if (fp == NULL)
87          {          {
88                  error("Failed to open keymap %s\n", path);                  /* in case we are running from the source tree */
89                  return False;                  strcpy(inplace_path, "keymaps/");
90                    strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/"));
91    
92                    fp = fopen(inplace_path, "r");
93                    if (fp == NULL)
94                    {
95                            error("Failed to open keymap %s\n", path);
96                            return False;
97                    }
98          }          }
99    
100          /* FIXME: More tolerant on white space */          /* FIXME: More tolerant on white space */
# Line 204  void Line 214  void
214  xkeymap_init(void)  xkeymap_init(void)
215  {  {
216          unsigned int max_keycode;          unsigned int max_keycode;
217            char *mapname_ptr;
218    
219            /* Make keymapname lowercase */
220            mapname_ptr = keymapname;
221            while (*mapname_ptr)
222                *mapname_ptr++ = tolower(*mapname_ptr);
223    
224          if (strcmp(keymapname, "none"))          if (strcmp(keymapname, "none"))
225                  xkeymap_read(keymapname);          {
226                    if (xkeymap_read(keymapname))
227                            keymap_loaded = True;
228            }
229    
230          XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode);          XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode);
231  }  }
# Line 214  xkeymap_init(void) Line 233  xkeymap_init(void)
233  /* Handles, for example, multi-scancode keypresses (which is not  /* Handles, for example, multi-scancode keypresses (which is not
234     possible via keymap-files) */     possible via keymap-files) */
235  BOOL  BOOL
236  handle_special_keys(uint32 keysym, uint32 ev_time, BOOL pressed)  handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed)
237  {  {
238          switch (keysym)          switch (keysym)
239          {          {
240                  case XK_Break:  /* toggle full screen */                  case XK_Break:
241                          if (get_key_state(XK_Alt_L) || get_key_state(XK_Alt_R))                  case XK_Pause:
242                            if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))
243                                    && (get_key_state(state, XK_Control_L) || get_key_state(state, XK_Control_R)))
244                          {                          {
245                                    /* Ctrl-Alt-Break: toggle full screen */
246                                  if (pressed)                                  if (pressed)
247                                          xwin_toggle_fullscreen();                                          xwin_toggle_fullscreen();
248                                  return True;  
249                          }                          }
250                          break;                          else if (keysym == XK_Break)
251                            {
252                                    /* Send Break sequence E0 46 E0 C6 */
253                                    if (pressed)
254                                    {
255                                            rdp_send_scancode(ev_time, RDP_KEYPRESS,
256                                                              (SCANCODE_EXTENDED | 0x46));
257                                            rdp_send_scancode(ev_time, RDP_KEYPRESS,
258                                                              (SCANCODE_EXTENDED | 0xc6));
259                                    }
260                                    /* No break sequence */
261                            }
262                            else /* XK_Pause */
263                            {
264                                    /* According to MS Keyboard Scan Code
265                                       Specification, pressing Pause should result
266                                       in E1 1D 45 E1 9D C5. I'm not exactly sure
267                                       of how this is supposed to be sent via
268                                       RDP. The code below seems to work, but with
269                                       the side effect that Left Ctrl stays
270                                       down. Therefore, we release it when Pause
271                                       is released. */
272                                    if (pressed)
273                                    {
274                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0);
275                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0);
276                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0);
277                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0);
278                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0);
279                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0);
280                                    }
281                                    else
282                                    {
283                                            /* Release Left Ctrl */
284                                            rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, 0x1d,
285                                                           0);
286                                    }
287                            }
288                            return True;
289    
290                  case XK_Meta_L: /* Windows keys */                  case XK_Meta_L: /* Windows keys */
291                  case XK_Super_L:                  case XK_Super_L:
# Line 244  handle_special_keys(uint32 keysym, uint3 Line 304  handle_special_keys(uint32 keysym, uint3
304                                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL);                                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL);
305                          }                          }
306                          return True;                          return True;
                         break;  
307          }          }
308          return False;          return False;
309  }  }
# Line 277  xkeymap_translate_key(uint32 keysym, uns Line 336  xkeymap_translate_key(uint32 keysym, uns
336          if (tr.scancode != 0)          if (tr.scancode != 0)
337          {          {
338                  DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n",                  DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n",
339                            tr.scancode, tr.modifiers));                             tr.scancode, tr.modifiers));
340                  return tr;                  return tr;
341          }          }
342    
343          DEBUG_KBD(("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)));          if (keymap_loaded)
344                    error("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym));
345    
346          /* not in keymap, try to interpret the raw scancode */          /* not in keymap, try to interpret the raw scancode */
347          if ((keycode >= min_keycode) && (keycode <= 0x60))          if ((keycode >= min_keycode) && (keycode <= 0x60))
# Line 428  ensure_remote_modifiers(uint32 ev_time, Line 488  ensure_remote_modifiers(uint32 ev_time,
488    
489    
490  void  void
491  reset_modifier_keys(void)  reset_modifier_keys(unsigned int state)
492  {  {
493          /* reset keys */          /* reset keys */
494          uint32 ev_time;          uint32 ev_time;
495          ev_time = time(NULL);          ev_time = time(NULL);
496    
497          if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) && !get_key_state(XK_Shift_L))          if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) && !get_key_state(state, XK_Shift_L))
498                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT);                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT);
499    
500          if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) && !get_key_state(XK_Shift_R))          if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) && !get_key_state(state, XK_Shift_R))
501                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT);                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT);
502    
503          if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) && !get_key_state(XK_Control_L))          if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) && !get_key_state(state, XK_Control_L))
504                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL);                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL);
505    
506          if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) && !get_key_state(XK_Control_R))          if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) && !get_key_state(state, XK_Control_R))
507                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL);                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL);
508    
509          if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(XK_Alt_L))          if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L))
510                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT);                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT);
511    
512          if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) &&          if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) &&
513              !get_key_state(XK_Alt_R) && !get_key_state(XK_Mode_switch))              !get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch))
514                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT);                  rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT);
515  }  }
516    
517    
518  static void  static void
519  update_modifier_state(uint16 modifiers, BOOL pressed)  update_modifier_state(uint8 scancode, BOOL pressed)
520  {  {
521  #ifdef WITH_DEBUG_KBD  #ifdef WITH_DEBUG_KBD
522          uint16 old_modifier_state;          uint16 old_modifier_state;
# Line 464  update_modifier_state(uint16 modifiers, Line 524  update_modifier_state(uint16 modifiers,
524          old_modifier_state = remote_modifier_state;          old_modifier_state = remote_modifier_state;
525  #endif  #endif
526    
527          switch (modifiers)          switch (scancode)
528          {          {
529                  case SCANCODE_CHAR_LSHIFT:                  case SCANCODE_CHAR_LSHIFT:
530                          MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed);                          MASK_CHANGE_BIT(remote_modifier_state, MapLeftShiftMask, pressed);
# Line 518  update_modifier_state(uint16 modifiers, Line 578  update_modifier_state(uint16 modifiers,
578    
579  /* Send keyboard input */  /* Send keyboard input */
580  void  void
581  rdp_send_scancode(uint32 time, uint16 flags, uint16 scancode)  rdp_send_scancode(uint32 time, uint16 flags, uint8 scancode)
582  {  {
583          update_modifier_state(scancode, !(flags & RDP_KEYRELEASE));          update_modifier_state(scancode, !(flags & RDP_KEYRELEASE));
584    
Legend:
Removed from v.193  
changed lines
  Added in v.225
  ViewVC Help
Powered by ViewVC 1.1.26