53 |
extern Display *g_display; |
extern Display *g_display; |
54 |
extern Window g_wnd; |
extern Window g_wnd; |
55 |
extern Time g_last_gesturetime; |
extern Time g_last_gesturetime; |
56 |
|
extern BOOL g_rdpclip; |
57 |
|
|
58 |
|
/* Mode of operation. |
59 |
|
- Auto: Look at both PRIMARY and CLIPBOARD and use the most recent. |
60 |
|
- Non-auto: Look at just CLIPBOARD. */ |
61 |
|
static BOOL auto_mode = True; |
62 |
/* Atoms of the two X selections we're dealing with: CLIPBOARD (explicit-copy) and PRIMARY (selection-copy) */ |
/* Atoms of the two X selections we're dealing with: CLIPBOARD (explicit-copy) and PRIMARY (selection-copy) */ |
63 |
static Atom clipboard_atom, primary_atom; |
static Atom clipboard_atom, primary_atom; |
64 |
/* Atom of the TARGETS clipboard target */ |
/* Atom of the TARGETS clipboard target */ |
74 |
before requesting clipboard data from a fellow rdesktop using |
before requesting clipboard data from a fellow rdesktop using |
75 |
the _RDESKTOP_CLIPBOARD_FORMATS target. */ |
the _RDESKTOP_CLIPBOARD_FORMATS target. */ |
76 |
static Atom rdesktop_clipboard_target_atom; |
static Atom rdesktop_clipboard_target_atom; |
77 |
|
/* Atoms _RDESKTOP_PRIMARY_TIMESTAMP_TARGET and _RDESKTOP_CLIPBOARD_TIMESTAMP_TARGET |
78 |
|
are used to store the timestamps for when a window got ownership of the selections. |
79 |
|
We use these to determine which is more recent and should be used. */ |
80 |
|
static Atom rdesktop_primary_timestamp_target_atom, rdesktop_clipboard_timestamp_target_atom; |
81 |
|
/* Storage for timestamps since we get them in two separate notifications. */ |
82 |
|
static Time primary_timestamp, clipboard_timestamp; |
83 |
/* Atom _RDESKTOP_CLIPBOARD_FORMATS which has multiple uses: |
/* Atom _RDESKTOP_CLIPBOARD_FORMATS which has multiple uses: |
84 |
- The clipboard target (X jargon for "clipboard format") for rdesktop-to-rdesktop interchange |
- The clipboard target (X jargon for "clipboard format") for rdesktop-to-rdesktop interchange |
85 |
of Windows native clipboard data. |
of Windows native clipboard data. |
114 |
/* Denotes that an rdesktop (not this rdesktop) is owning the selection, |
/* Denotes that an rdesktop (not this rdesktop) is owning the selection, |
115 |
allowing us to interchange Windows native clipboard data directly. */ |
allowing us to interchange Windows native clipboard data directly. */ |
116 |
static int rdesktop_is_selection_owner = 0; |
static int rdesktop_is_selection_owner = 0; |
117 |
|
/* Time when we acquired the selection. */ |
118 |
|
static Time acquire_time = 0; |
119 |
|
|
120 |
/* Denotes that an INCR ("chunked") transfer is in progress. */ |
/* Denotes that an INCR ("chunked") transfer is in progress. */ |
121 |
static int g_waiting_for_INCR = 0; |
static int g_waiting_for_INCR = 0; |
333 |
char *unicode_buffer_remaining = unicode_buffer; |
char *unicode_buffer_remaining = unicode_buffer; |
334 |
char *data_remaining = (char *) source; |
char *data_remaining = (char *) source; |
335 |
size_t data_size_remaining = source_size; |
size_t data_size_remaining = source_size; |
336 |
iconv(cd, &data_remaining, &data_size_remaining, &unicode_buffer_remaining, |
iconv(cd, (ICONV_CONST char **) &data_remaining, &data_size_remaining, |
337 |
&unicode_buffer_size_remaining); |
&unicode_buffer_remaining, &unicode_buffer_size_remaining); |
338 |
iconv_close(cd); |
iconv_close(cd); |
339 |
|
|
340 |
/* translate linebreaks */ |
/* translate linebreaks */ |
345 |
{ |
{ |
346 |
DEBUG_CLIPBOARD(("Sending Unicode string of %d bytes\n", |
DEBUG_CLIPBOARD(("Sending Unicode string of %d bytes\n", |
347 |
translated_data_size)); |
translated_data_size)); |
348 |
cliprdr_send_data(translated_data, translated_data_size); |
helper_cliprdr_send_response(translated_data, translated_data_size); |
349 |
xfree(translated_data); /* Not the same thing as XFree! */ |
xfree(translated_data); /* Not the same thing as XFree! */ |
350 |
} |
} |
351 |
|
|
366 |
translated_data = lf2crlf(source, &length); |
translated_data = lf2crlf(source, &length); |
367 |
if (translated_data != NULL) |
if (translated_data != NULL) |
368 |
{ |
{ |
369 |
cliprdr_send_data(translated_data, length); |
helper_cliprdr_send_response(translated_data, length); |
370 |
xfree(translated_data); /* Not the same thing as XFree! */ |
xfree(translated_data); /* Not the same thing as XFree! */ |
371 |
} |
} |
372 |
|
|
385 |
} |
} |
386 |
} |
} |
387 |
|
|
388 |
|
static void |
389 |
|
xclip_clear_target_props() |
390 |
|
{ |
391 |
|
XDeleteProperty(g_display, g_wnd, rdesktop_clipboard_target_atom); |
392 |
|
XDeleteProperty(g_display, g_wnd, rdesktop_primary_timestamp_target_atom); |
393 |
|
XDeleteProperty(g_display, g_wnd, rdesktop_clipboard_timestamp_target_atom); |
394 |
|
} |
395 |
|
|
396 |
/* This function is called for SelectionNotify events. |
/* This function is called for SelectionNotify events. |
397 |
The SelectionNotify event is sent from the clipboard owner to the requestor |
The SelectionNotify event is sent from the clipboard owner to the requestor |
398 |
after his request was satisfied. |
after his request was satisfied. |
406 |
Atom type; |
Atom type; |
407 |
Atom *supported_targets; |
Atom *supported_targets; |
408 |
int res, i, format; |
int res, i, format; |
409 |
uint8 *data; |
uint8 *data = NULL; |
410 |
|
|
411 |
if (event->property == None) |
if (event->property == None) |
412 |
goto fail; |
goto fail; |
416 |
XGetAtomName(g_display, event->target), |
XGetAtomName(g_display, event->target), |
417 |
XGetAtomName(g_display, event->property))); |
XGetAtomName(g_display, event->property))); |
418 |
|
|
419 |
if (event->property == None) |
if (event->target == timestamp_atom) |
420 |
goto fail; |
{ |
421 |
|
if (event->selection == primary_atom) |
422 |
|
{ |
423 |
|
res = XGetWindowProperty(g_display, g_wnd, |
424 |
|
rdesktop_primary_timestamp_target_atom, 0, |
425 |
|
XMaxRequestSize(g_display), False, XA_INTEGER, |
426 |
|
&type, &format, &nitems, &bytes_left, &data); |
427 |
|
} |
428 |
|
else |
429 |
|
{ |
430 |
|
res = XGetWindowProperty(g_display, g_wnd, |
431 |
|
rdesktop_clipboard_timestamp_target_atom, 0, |
432 |
|
XMaxRequestSize(g_display), False, XA_INTEGER, |
433 |
|
&type, &format, &nitems, &bytes_left, &data); |
434 |
|
} |
435 |
|
|
436 |
|
|
437 |
|
if ((res != Success) || (nitems != 1)) |
438 |
|
{ |
439 |
|
DEBUG_CLIPBOARD(("XGetWindowProperty failed!\n")); |
440 |
|
goto fail; |
441 |
|
} |
442 |
|
|
443 |
|
if (event->selection == primary_atom) |
444 |
|
{ |
445 |
|
primary_timestamp = *(Time *) data; |
446 |
|
if (primary_timestamp == 0) |
447 |
|
primary_timestamp++; |
448 |
|
XDeleteProperty(g_display, g_wnd, rdesktop_primary_timestamp_target_atom); |
449 |
|
DEBUG_CLIPBOARD(("Got PRIMARY timestamp: %u\n", |
450 |
|
(unsigned) primary_timestamp)); |
451 |
|
} |
452 |
|
else |
453 |
|
{ |
454 |
|
clipboard_timestamp = *(Time *) data; |
455 |
|
if (clipboard_timestamp == 0) |
456 |
|
clipboard_timestamp++; |
457 |
|
XDeleteProperty(g_display, g_wnd, rdesktop_clipboard_timestamp_target_atom); |
458 |
|
DEBUG_CLIPBOARD(("Got CLIPBOARD timestamp: %u\n", |
459 |
|
(unsigned) clipboard_timestamp)); |
460 |
|
} |
461 |
|
|
462 |
|
XFree(data); |
463 |
|
|
464 |
|
if (primary_timestamp && clipboard_timestamp) |
465 |
|
{ |
466 |
|
if (primary_timestamp > clipboard_timestamp) |
467 |
|
{ |
468 |
|
DEBUG_CLIPBOARD(("PRIMARY is most recent selection.\n")); |
469 |
|
XConvertSelection(g_display, primary_atom, targets_atom, |
470 |
|
rdesktop_clipboard_target_atom, g_wnd, |
471 |
|
event->time); |
472 |
|
} |
473 |
|
else |
474 |
|
{ |
475 |
|
DEBUG_CLIPBOARD(("CLIPBOARD is most recent selection.\n")); |
476 |
|
XConvertSelection(g_display, clipboard_atom, targets_atom, |
477 |
|
rdesktop_clipboard_target_atom, g_wnd, |
478 |
|
event->time); |
479 |
|
} |
480 |
|
} |
481 |
|
|
482 |
|
return; |
483 |
|
} |
484 |
|
|
485 |
res = XGetWindowProperty(g_display, g_wnd, rdesktop_clipboard_target_atom, |
res = XGetWindowProperty(g_display, g_wnd, rdesktop_clipboard_target_atom, |
486 |
0, XMaxRequestSize(g_display), False, AnyPropertyType, |
0, XMaxRequestSize(g_display), False, AnyPropertyType, |
487 |
&type, &format, &nitems, &bytes_left, &data); |
&type, &format, &nitems, &bytes_left, &data); |
488 |
|
|
489 |
|
xclip_clear_target_props(); |
490 |
|
|
491 |
if (res != Success) |
if (res != Success) |
492 |
{ |
{ |
493 |
DEBUG_CLIPBOARD(("XGetWindowProperty failed!\n")); |
DEBUG_CLIPBOARD(("XGetWindowProperty failed!\n")); |
503 |
{ |
{ |
504 |
XSelectInput(g_display, g_wnd, (wa.your_event_mask | PropertyChangeMask)); |
XSelectInput(g_display, g_wnd, (wa.your_event_mask | PropertyChangeMask)); |
505 |
} |
} |
|
XDeleteProperty(g_display, g_wnd, rdesktop_clipboard_target_atom); |
|
506 |
XFree(data); |
XFree(data); |
507 |
g_incr_target = event->target; |
g_incr_target = event->target; |
508 |
g_waiting_for_INCR = 1; |
g_waiting_for_INCR = 1; |
509 |
return; |
return; |
510 |
} |
} |
511 |
|
|
|
XDeleteProperty(g_display, g_wnd, rdesktop_clipboard_target_atom); |
|
|
|
|
512 |
/* Negotiate target format */ |
/* Negotiate target format */ |
513 |
if (event->target == targets_atom) |
if (event->target == targets_atom) |
514 |
{ |
{ |
562 |
*/ |
*/ |
563 |
if (best_text_target != 0) |
if (best_text_target != 0) |
564 |
{ |
{ |
565 |
XConvertSelection(g_display, clipboard_atom, best_text_target, |
XConvertSelection(g_display, event->selection, best_text_target, |
566 |
rdesktop_clipboard_target_atom, g_wnd, event->time); |
rdesktop_clipboard_target_atom, g_wnd, event->time); |
567 |
return; |
return; |
568 |
} |
} |
585 |
return; |
return; |
586 |
|
|
587 |
fail: |
fail: |
588 |
XDeleteProperty(g_display, g_wnd, rdesktop_clipboard_target_atom); |
xclip_clear_target_props(); |
589 |
XFree(data); |
if (data) |
590 |
|
XFree(data); |
591 |
helper_cliprdr_send_empty_response(); |
helper_cliprdr_send_empty_response(); |
592 |
} |
} |
593 |
|
|
616 |
} |
} |
617 |
else if (event->target == timestamp_atom) |
else if (event->target == timestamp_atom) |
618 |
{ |
{ |
619 |
xclip_provide_selection(event, XA_INTEGER, 32, (uint8 *) & g_last_gesturetime, 1); |
xclip_provide_selection(event, XA_INTEGER, 32, (uint8 *) & acquire_time, 1); |
620 |
return; |
return; |
621 |
} |
} |
622 |
else |
else |
800 |
void |
void |
801 |
ui_clip_format_announce(uint8 * data, uint32 length) |
ui_clip_format_announce(uint8 * data, uint32 length) |
802 |
{ |
{ |
803 |
XSetSelectionOwner(g_display, primary_atom, g_wnd, g_last_gesturetime); |
acquire_time = g_last_gesturetime; |
804 |
|
|
805 |
|
XSetSelectionOwner(g_display, primary_atom, g_wnd, acquire_time); |
806 |
if (XGetSelectionOwner(g_display, primary_atom) != g_wnd) |
if (XGetSelectionOwner(g_display, primary_atom) != g_wnd) |
807 |
{ |
{ |
808 |
warning("Failed to aquire ownership of PRIMARY clipboard\n"); |
warning("Failed to aquire ownership of PRIMARY clipboard\n"); |
814 |
rdesktop_clipboard_formats_atom, XA_STRING, 8, PropModeReplace, data, |
rdesktop_clipboard_formats_atom, XA_STRING, 8, PropModeReplace, data, |
815 |
length); |
length); |
816 |
|
|
817 |
XSetSelectionOwner(g_display, clipboard_atom, g_wnd, g_last_gesturetime); |
XSetSelectionOwner(g_display, clipboard_atom, g_wnd, acquire_time); |
818 |
if (XGetSelectionOwner(g_display, clipboard_atom) != g_wnd) |
if (XGetSelectionOwner(g_display, clipboard_atom) != g_wnd) |
819 |
warning("Failed to aquire ownership of CLIPBOARD clipboard\n"); |
warning("Failed to aquire ownership of CLIPBOARD clipboard\n"); |
820 |
} |
} |
825 |
{ |
{ |
826 |
BOOL free_data = False; |
BOOL free_data = False; |
827 |
|
|
828 |
|
if (length == 0) |
829 |
|
{ |
830 |
|
xclip_refuse_selection(&selection_request); |
831 |
|
has_selection_request = False; |
832 |
|
return; |
833 |
|
} |
834 |
|
|
835 |
if (selection_request.target == format_string_atom || selection_request.target == XA_STRING) |
if (selection_request.target == format_string_atom || selection_request.target == XA_STRING) |
836 |
{ |
{ |
837 |
/* We're expecting a CF_TEXT response */ |
/* We're expecting a CF_TEXT response */ |
865 |
iconv_close(cd); |
iconv_close(cd); |
866 |
return; |
return; |
867 |
} |
} |
868 |
iconv(cd, &data_remaining, &length_remaining, &utf8_data_remaining, |
iconv(cd, (ICONV_CONST char **) &data_remaining, &length_remaining, |
869 |
&utf8_length_remaining); |
&utf8_data_remaining, &utf8_length_remaining); |
870 |
iconv_close(cd); |
iconv_close(cd); |
871 |
free_data = True; |
free_data = True; |
872 |
data = (uint8 *) utf8_data; |
data = (uint8 *) utf8_data; |
901 |
void |
void |
902 |
ui_clip_request_data(uint32 format) |
ui_clip_request_data(uint32 format) |
903 |
{ |
{ |
904 |
Window selectionowner; |
Window primary_owner, clipboard_owner; |
905 |
|
|
906 |
DEBUG_CLIPBOARD(("Request from server for format %d\n", format)); |
DEBUG_CLIPBOARD(("Request from server for format %d\n", format)); |
907 |
rdp_clipboard_request_format = format; |
rdp_clipboard_request_format = format; |
908 |
|
|
909 |
|
xclip_clear_target_props(); |
910 |
|
|
911 |
if (rdesktop_is_selection_owner) |
if (rdesktop_is_selection_owner) |
912 |
{ |
{ |
913 |
XChangeProperty(g_display, g_wnd, rdesktop_clipboard_target_atom, |
XChangeProperty(g_display, g_wnd, rdesktop_clipboard_target_atom, |
918 |
return; |
return; |
919 |
} |
} |
920 |
|
|
921 |
selectionowner = XGetSelectionOwner(g_display, primary_atom); |
if (auto_mode) |
922 |
if (selectionowner != None) |
primary_owner = XGetSelectionOwner(g_display, primary_atom); |
923 |
|
else |
924 |
|
primary_owner = None; |
925 |
|
|
926 |
|
clipboard_owner = XGetSelectionOwner(g_display, clipboard_atom); |
927 |
|
|
928 |
|
/* Both available */ |
929 |
|
if ((primary_owner != None) && (clipboard_owner != None)) |
930 |
|
{ |
931 |
|
primary_timestamp = 0; |
932 |
|
clipboard_timestamp = 0; |
933 |
|
XConvertSelection(g_display, primary_atom, timestamp_atom, |
934 |
|
rdesktop_primary_timestamp_target_atom, g_wnd, CurrentTime); |
935 |
|
XConvertSelection(g_display, clipboard_atom, timestamp_atom, |
936 |
|
rdesktop_clipboard_timestamp_target_atom, g_wnd, CurrentTime); |
937 |
|
return; |
938 |
|
} |
939 |
|
|
940 |
|
/* Just PRIMARY */ |
941 |
|
if (primary_owner != None) |
942 |
{ |
{ |
943 |
XConvertSelection(g_display, primary_atom, targets_atom, |
XConvertSelection(g_display, primary_atom, targets_atom, |
944 |
rdesktop_clipboard_target_atom, g_wnd, CurrentTime); |
rdesktop_clipboard_target_atom, g_wnd, CurrentTime); |
945 |
return; |
return; |
946 |
} |
} |
947 |
|
|
948 |
/* No PRIMARY, try CLIPBOARD */ |
/* Just CLIPBOARD */ |
949 |
selectionowner = XGetSelectionOwner(g_display, clipboard_atom); |
if (clipboard_owner != None) |
|
if (selectionowner != None) |
|
950 |
{ |
{ |
951 |
XConvertSelection(g_display, clipboard_atom, targets_atom, |
XConvertSelection(g_display, clipboard_atom, targets_atom, |
952 |
rdesktop_clipboard_target_atom, g_wnd, CurrentTime); |
rdesktop_clipboard_target_atom, g_wnd, CurrentTime); |
954 |
} |
} |
955 |
|
|
956 |
/* No data available */ |
/* No data available */ |
957 |
cliprdr_send_data(NULL, 0); |
helper_cliprdr_send_empty_response(); |
958 |
} |
} |
959 |
|
|
960 |
void |
void |
963 |
cliprdr_send_simple_native_format_announce(RDP_CF_TEXT); |
cliprdr_send_simple_native_format_announce(RDP_CF_TEXT); |
964 |
} |
} |
965 |
|
|
966 |
|
void |
967 |
|
ui_clip_set_mode(const char *optarg) |
968 |
|
{ |
969 |
|
g_rdpclip = True; |
970 |
|
|
971 |
|
if (str_startswith(optarg, "auto") || str_startswith(optarg, "on") |
972 |
|
|| str_startswith(optarg, "PRIMARYCLIPBOARD")) |
973 |
|
auto_mode = True; |
974 |
|
else if (str_startswith(optarg, "CLIPBOARD")) |
975 |
|
auto_mode = False; |
976 |
|
else |
977 |
|
{ |
978 |
|
warning("Invalid clipboard mode '%s'.\n", optarg); |
979 |
|
g_rdpclip = False; |
980 |
|
} |
981 |
|
} |
982 |
|
|
983 |
void |
void |
984 |
xclip_init(void) |
xclip_init(void) |
985 |
{ |
{ |
986 |
|
if (!g_rdpclip) |
987 |
|
return; |
988 |
|
|
989 |
if (!cliprdr_init()) |
if (!cliprdr_init()) |
990 |
return; |
return; |
991 |
|
|
995 |
timestamp_atom = XInternAtom(g_display, "TIMESTAMP", False); |
timestamp_atom = XInternAtom(g_display, "TIMESTAMP", False); |
996 |
rdesktop_clipboard_target_atom = |
rdesktop_clipboard_target_atom = |
997 |
XInternAtom(g_display, "_RDESKTOP_CLIPBOARD_TARGET", False); |
XInternAtom(g_display, "_RDESKTOP_CLIPBOARD_TARGET", False); |
998 |
|
rdesktop_primary_timestamp_target_atom = |
999 |
|
XInternAtom(g_display, "_RDESKTOP_PRIMARY_TIMESTAMP_TARGET", False); |
1000 |
|
rdesktop_clipboard_timestamp_target_atom = |
1001 |
|
XInternAtom(g_display, "_RDESKTOP_CLIPBOARD_TIMESTAMP_TARGET", False); |
1002 |
incr_atom = XInternAtom(g_display, "INCR", False); |
incr_atom = XInternAtom(g_display, "INCR", False); |
1003 |
format_string_atom = XInternAtom(g_display, "STRING", False); |
format_string_atom = XInternAtom(g_display, "STRING", False); |
1004 |
format_utf8_string_atom = XInternAtom(g_display, "UTF8_STRING", False); |
format_utf8_string_atom = XInternAtom(g_display, "UTF8_STRING", False); |
1005 |
format_unicode_atom = XInternAtom(g_display, "text/unicode", False); |
format_unicode_atom = XInternAtom(g_display, "text/unicode", False); |
1006 |
|
|
1007 |
|
/* rdesktop sets _RDESKTOP_CLIPBOARD_FORMATS on the root window when acquiring the clipboard. |
1008 |
|
Other interested rdesktops can use this to notify their server of the available formats. */ |
1009 |
|
rdesktop_clipboard_formats_atom = |
1010 |
|
XInternAtom(g_display, "_RDESKTOP_CLIPBOARD_FORMATS", False); |
1011 |
|
XSelectInput(g_display, DefaultRootWindow(g_display), PropertyChangeMask); |
1012 |
|
|
1013 |
num_targets = 0; |
num_targets = 0; |
1014 |
targets[num_targets++] = targets_atom; |
targets[num_targets++] = targets_atom; |
1015 |
targets[num_targets++] = timestamp_atom; |
targets[num_targets++] = timestamp_atom; |
1016 |
targets[num_targets++] = rdesktop_clipboard_formats_atom; |
targets[num_targets++] = rdesktop_clipboard_formats_atom; |
|
targets[num_targets++] = format_string_atom; |
|
1017 |
#ifdef USE_UNICODE_CLIPBOARD |
#ifdef USE_UNICODE_CLIPBOARD |
1018 |
targets[num_targets++] = format_utf8_string_atom; |
targets[num_targets++] = format_utf8_string_atom; |
1019 |
#endif |
#endif |
1020 |
targets[num_targets++] = format_unicode_atom; |
targets[num_targets++] = format_unicode_atom; |
1021 |
|
targets[num_targets++] = format_string_atom; |
1022 |
targets[num_targets++] = XA_STRING; |
targets[num_targets++] = XA_STRING; |
|
|
|
|
/* rdesktop sets _RDESKTOP_CLIPBOARD_FORMATS on the root window when acquiring the clipboard. |
|
|
Other interested rdesktops can use this to notify their server of the available formats. */ |
|
|
rdesktop_clipboard_formats_atom = |
|
|
XInternAtom(g_display, "_RDESKTOP_CLIPBOARD_FORMATS", False); |
|
|
XSelectInput(g_display, DefaultRootWindow(g_display), PropertyChangeMask); |
|
1023 |
} |
} |