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Examine the magic root window property on startup so that we correctly handle

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when another rdesktop owns the clipboard when we start.


git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@1211 423420c4-83ab-492f-b58f-81f9feb106b5
This commit is contained in:
Pierre Ossman 2006-03-27 13:03:27 +00:00
parent ce69fe16be
commit 91779a2fe3
1 changed files with 32 additions and 24 deletions
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56
xclip.c
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@ -247,6 +247,35 @@ xclip_refuse_selection(XSelectionRequestEvent * req)
XSendEvent(g_display, req->requestor, False, NoEventMask, &xev);
}
/* Examines the special root window property that contains the native Windows
formats if another rdesktop process owns the clipboard. */
static void
xclip_get_root_property()
{
unsigned long nitems;
unsigned long bytes_left;
int format, res;
uint8 *data;
Atom type;
res = XGetWindowProperty(g_display, DefaultRootWindow(g_display),
rdesktop_clipboard_formats_atom, 0,
XMaxRequestSize(g_display), False, XA_STRING,
&type, &format, &nitems, &bytes_left, &data);
if ((res == Success) && (nitems > 0))
{
DEBUG_CLIPBOARD(("xclip_get_root_property: got fellow rdesktop formats\n"));
cliprdr_send_native_format_announce(data, nitems);
rdesktop_is_selection_owner = 1;
return;
}
/* For some reason, we couldn't announce the native formats */
cliprdr_send_simple_native_format_announce(RDP_CF_TEXT);
rdesktop_is_selection_owner = 0;
}
/* Wrapper for cliprdr_send_data which also cleans the request state. */
static void
helper_cliprdr_send_response(uint8 * data, uint32 length)
@ -705,7 +734,7 @@ xclip_handle_PropertyNotify(XPropertyEvent * event)
unsigned long nitems;
unsigned long offset = 0;
unsigned long bytes_left = 1;
int format, res;
int format;
XWindowAttributes wa;
uint8 *data;
Atom type;
@ -766,28 +795,7 @@ xclip_handle_PropertyNotify(XPropertyEvent * event)
if ((event->atom == rdesktop_clipboard_formats_atom) &&
(event->window == DefaultRootWindow(g_display)) &&
!have_primary /* not interested in our own events */ )
{
if (event->state == PropertyNewValue)
{
DEBUG_CLIPBOARD(("xclip_handle_PropertyNotify: getting fellow rdesktop formats\n"));
res = XGetWindowProperty(g_display, DefaultRootWindow(g_display),
rdesktop_clipboard_formats_atom, 0,
XMaxRequestSize(g_display), False, XA_STRING,
&type, &format, &nitems, &bytes_left, &data);
if ((res == Success) && (nitems > 0))
{
cliprdr_send_native_format_announce(data, nitems);
rdesktop_is_selection_owner = 1;
return;
}
}
/* For some reason, we couldn't announce the native formats */
cliprdr_send_simple_native_format_announce(RDP_CF_TEXT);
rdesktop_is_selection_owner = 0;
}
xclip_get_root_property();
}
#endif
@ -967,7 +975,7 @@ ui_clip_request_data(uint32 format)
void
ui_clip_sync(void)
{
cliprdr_send_simple_native_format_announce(RDP_CF_TEXT);
xclip_get_root_property();
}
void