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

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revision 393 by forsberg, Fri Jun 6 09:30:48 2003 UTC revision 394 by forsberg, Fri Jun 6 09:31:28 2003 UTC
# Line 26  extern BOOL encryption; Line 26  extern BOOL encryption;
26  extern Display *display;  extern Display *display;
27  extern Window wnd;  extern Window wnd;
28  extern Time last_gesturetime;  extern Time last_gesturetime;
29    extern Atom ipc_atom;
30    
31  // static Time selection_timestamp;  // static Time selection_timestamp;
32  static Atom clipboard_atom, primary_atom, targets_atom, timestamp_atom;  static Atom clipboard_atom, primary_atom, targets_atom, timestamp_atom;
# Line 35  static uint16 num_server_formats = 0; Line 36  static uint16 num_server_formats = 0;
36  static XSelectionEvent selection_event;  static XSelectionEvent selection_event;
37  static uint16 clipboard_channelno;  static uint16 clipboard_channelno;
38  static Atom targets[NUM_TARGETS];  static Atom targets[NUM_TARGETS];
39    static int have_primary = 0;
40    static int rdesktop_is_selection_owner = 0;
41    
42  static void  static void
43  cliprdr_print_server_formats(void)  cliprdr_print_server_formats(void)
# Line 75  cliprdr_set_selection_timestamp(void) Line 78  cliprdr_set_selection_timestamp(void)
78  static void  static void
79  cliprdr_send_format_announce(void)  cliprdr_send_format_announce(void)
80  {  {
81          DEBUG_CLIPBOARD(("Sending format announce\n"));          DEBUG_CLIPBOARD(("Sending (empty) format announce\n"));
82    
83          STREAM s;          STREAM s;
84          int number_of_formats = 1;          int number_of_formats = 1;
# Line 101  cliprdr_send_format_announce(void) Line 104  cliprdr_send_format_announce(void)
104                              clipboard_channelno);                              clipboard_channelno);
105  }  }
106    
107    void cliprdr_ipc_format_announce(unsigned char *data, uint16 length)
108    {
109            STREAM s;
110            rdesktop_is_selection_owner = 1;
111            DEBUG_CLIPBOARD(("cliprdr_ipc_format_announce called, length is %d, data is %s, sending native format announce\n", length, data));
112    
113            s = sec_init(encryption ? SEC_ENCRYPT : 0, length+12+4+4);
114            out_uint32_le(s, length+12);
115            out_uint32_le(s, 0x13);
116            out_uint16_le(s, 2);
117            out_uint16_le(s, 0);
118            out_uint32_le(s, length);
119            out_uint8p(s, data, length);
120            out_uint32_le(s, 0); // Pad
121            s_mark_end(s);
122    
123            sec_send_to_channel(s, encryption ? SEC_ENCRYPT : 0,
124                                clipboard_channelno);
125    }
126    
127    
128    
129    
130  static void  static void
131  cliprdr_send_empty_datapacket(void)  cliprdr_send_empty_datapacket(void)
# Line 193  cliprdr_handle_SelectionNotify(XSelectio Line 218  cliprdr_handle_SelectionNotify(XSelectio
218                                    wnd, event->time);                                    wnd, event->time);
219    
220          }          }
221    
222          else  /* Other clipboard data */          else  /* Other clipboard data */
223          {          {
224                                    
# Line 303  cliprdr_handle_SelectionNotify(XSelectio Line 329  cliprdr_handle_SelectionNotify(XSelectio
329    
330    
331                  XFree(data);                  XFree(data);
332                  cliprdr_send_format_announce();                  if (!rdesktop_clipboard_target_atom)
333                            cliprdr_send_format_announce();
334                                    
335          }          }
336                    
# Line 314  void Line 341  void
341  cliprdr_handle_SelectionClear(void)  cliprdr_handle_SelectionClear(void)
342  {  {
343          DEBUG_CLIPBOARD(("cliprdr_handle_SelectionClear\n"));          DEBUG_CLIPBOARD(("cliprdr_handle_SelectionClear\n"));
344            have_primary = 0;
345            ipc_send_message(RDESKTOP_IPC_CLIPRDR_PRIMARY_LOST,
346                             "", 0);
347          cliprdr_send_format_announce();          cliprdr_send_format_announce();
348  }  }
349    
# Line 343  cliprdr_handle_SelectionRequest(XSelecti Line 373  cliprdr_handle_SelectionRequest(XSelecti
373  {  {
374    
375          XSelectionEvent xev;          XSelectionEvent xev;
376            unsigned char   *data;
377            unsigned long   nitems, bytes_left;
378            Atom type_return;      
379            uint32 *wanted_formatcode;
380            int format;
381            
382          DEBUG_CLIPBOARD(("cliprdr_handle_SelectionRequest\n"));          DEBUG_CLIPBOARD(("cliprdr_handle_SelectionRequest\n"));
383          DEBUG_CLIPBOARD(("Requestor window id 0x%x ",          DEBUG_CLIPBOARD(("Requestor window id 0x%x ",
384                           (unsigned)xevent->requestor));                           (unsigned)xevent->requestor));
# Line 367  cliprdr_handle_SelectionRequest(XSelecti Line 403  cliprdr_handle_SelectionRequest(XSelecti
403          xev.property = xevent->property;          xev.property = xevent->property;
404          xev.time = xevent->time;          xev.time = xevent->time;
405    
406          if (targets_atom == xevent->target)          memcpy(&selection_event, &xev, sizeof(xev));
407    
408            if (ipc_atom == xevent->target)
409            {
410                    DEBUG_CLIPBOARD(("Target atom is ipc_atom, getting INTEGER from requestor\n"));
411                    XGetWindowProperty(display, xevent->requestor,
412                                       rdesktop_clipboard_target_atom,
413                                       0,
414                                       1,
415                                       True, XA_INTEGER,
416                                       &type_return,
417                                       &format,
418                                       &nitems,
419                                       &bytes_left,
420                                       &wanted_formatcode);
421                    DEBUG_CLIPBOARD(("Got wanted formatcode %d, format is %d\n", *wanted_formatcode, format));
422                    cliprdr_request_clipboard_data(*wanted_formatcode);
423            }
424    
425            else if (targets_atom == xevent->target)
426          {          {
427                  DEBUG_CLIPBOARD(("TARGETS requested, sending list..\n"));                  DEBUG_CLIPBOARD(("TARGETS requested, sending list..\n"));
428                  XChangeProperty(display,                  XChangeProperty(display,
# Line 403  cliprdr_handle_SelectionRequest(XSelecti Line 458  cliprdr_handle_SelectionRequest(XSelecti
458          } else /* Some other target */          } else /* Some other target */
459          {          {
460                  cliprdr_request_clipboard_data(CF_TEXT);                  cliprdr_request_clipboard_data(CF_TEXT);
                 memcpy(&selection_event, &xev, sizeof(xev));  
461                  /* Return and wait for data, handled by                  /* Return and wait for data, handled by
462                     cliprdr_handle_server_data */                     cliprdr_handle_server_data */
463          }          }
# Line 439  cliprdr_register_server_formats(STREAM s Line 493  cliprdr_register_server_formats(STREAM s
493          uint16 num_formats;          uint16 num_formats;
494          cliprdr_dataformat *this, *next;          cliprdr_dataformat *this, *next;
495    
         DEBUG_CLIPBOARD(("cliprdr_register_server_formats\n"));  
496          in_uint32_le(s, remaining_length);          in_uint32_le(s, remaining_length);
497            DEBUG_CLIPBOARD(("cliprdr_register_server_formats, remaining_length is %d\n", remaining_length));
498    
499    
500          num_formats = remaining_length / 36;          num_formats = remaining_length / 36;
501    
502            ipc_send_message(RDESKTOP_IPC_CLIPRDR_FORMAT_ANNOUNCE,
503                             s->p, remaining_length);
504          if (NULL != server_formats) {          if (NULL != server_formats) {
505                  this = server_formats;                  this = server_formats;
506                  next = this->next;                  next = this->next;
# Line 481  cliprdr_select_X_clipboards(void) Line 539  cliprdr_select_X_clipboards(void)
539          if (wnd != XGetSelectionOwner(display, primary_atom))          if (wnd != XGetSelectionOwner(display, primary_atom))
540          {          {
541                  warning("Failed to aquire ownership of PRIMARY clipboard\n");                  warning("Failed to aquire ownership of PRIMARY clipboard\n");
542            }
543            else
544            {
545                    have_primary = 1;
546          }          }
547          XSetSelectionOwner(display, clipboard_atom, wnd, last_gesturetime);          XSetSelectionOwner(display, clipboard_atom, wnd, last_gesturetime);
548          if (wnd != XGetSelectionOwner(display, clipboard_atom))          if (wnd != XGetSelectionOwner(display, clipboard_atom))
# Line 490  cliprdr_select_X_clipboards(void) Line 552  cliprdr_select_X_clipboards(void)
552                    
553  }  }
554    
           
   
555    
556    
557  static void  static void
# Line 582  void cliprdr_handle_server_data_request( Line 642  void cliprdr_handle_server_data_request(
642    
643          selectionowner = XGetSelectionOwner(display, primary_atom);          selectionowner = XGetSelectionOwner(display, primary_atom);
644    
645            if (rdesktop_is_selection_owner)
646            {
647                    XChangeProperty(display, wnd, rdesktop_clipboard_target_atom,
648                                    XA_INTEGER, 32, PropModeReplace,
649                                    (unsigned char *)&wanted_formatcode, 1);
650    
651                    XConvertSelection(display, primary_atom,
652                                      ipc_atom,
653                                      rdesktop_clipboard_target_atom,
654                                      wnd, CurrentTime);
655                    return;
656            }
657    
658    
659          if (None != selectionowner)          if (None != selectionowner)
660          {          {
661                    
# Line 682  void cliprdr_callback(STREAM s, uint16 c Line 756  void cliprdr_callback(STREAM s, uint16 c
756          }          }
757  }  }
758    
759    void cliprdr_ipc_primary_lost(unsigned char *data, uint16 length)
760    {
761            DEBUG_CLIPBOARD(("cliprdr_ipc_primary_lost called\n"));
762            if (!have_primary)
763                    cliprdr_send_format_announce();
764            rdesktop_is_selection_owner = 0;
765    }
766    
767    
768  void cliprdr_init(void)  void cliprdr_init(void)
769  {  {
# Line 697  void cliprdr_init(void) Line 779  void cliprdr_init(void)
779          targets[3] = XInternAtom(display, "text/unicode", False);          targets[3] = XInternAtom(display, "text/unicode", False);
780          targets[4] = XInternAtom(display, "TIMESTAMP", False);          targets[4] = XInternAtom(display, "TIMESTAMP", False);
781          targets[5] = XInternAtom(display, "STRING", False);          targets[5] = XInternAtom(display, "STRING", False);
782            ipc_register_ipcnotify(RDESKTOP_IPC_CLIPRDR_FORMAT_ANNOUNCE,
783                                   cliprdr_ipc_format_announce);
784            ipc_register_ipcnotify(RDESKTOP_IPC_CLIPRDR_FORMAT_ANNOUNCE,
785                                   cliprdr_ipc_primary_lost);
786    
787    
788  }  }
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