BOOL xf_cliprdr_process_selection_clear(xfInfo* xfi, XEvent* xevent)
{
clipboardContext* cb = (clipboardContext*) xfi->clipboard_context;
if (xf_cliprdr_is_self_owned(xfi))
return FALSE;
XDeleteProperty(xfi->display, cb->root_window, cb->property_atom);
return TRUE;
}
static BOOL xf_cliprdr_process_selection_clear(xfClipboard* clipboard, XEvent* xevent)
{
xfContext* xfc = clipboard->xfc;
if (xf_cliprdr_is_self_owned(clipboard))
return FALSE;
XDeleteProperty(xfc->display, clipboard->root_window, clipboard->property_atom);
return TRUE;
}
static void xf_cliprdr_send_format_list(xfInfo* xfi)
{
clipboardContext* cb = (clipboardContext*) xfi->clipboard_context;
if (xf_cliprdr_is_self_owned(xfi))
{
xf_cliprdr_send_raw_format_list(xfi);
}
else if (cb->owner == None)
{
xf_cliprdr_send_null_format_list(xfi);
}
else if (cb->owner != xfi->drawable)
{
/* Request the owner for TARGETS, and wait for SelectionNotify event */
XConvertSelection(xfi->display, cb->clipboard_atom,
cb->targets[1], cb->property_atom, xfi->drawable, CurrentTime);
}
}
static void xf_cliprdr_process_cb_data_request_event(xfInfo* xfi, RDP_CB_DATA_REQUEST_EVENT* event)
{
int i;
clipboardContext* cb = (clipboardContext*) xfi->clipboard_context;
DEBUG_X11_CLIPRDR("format %d", event->format);
if (xf_cliprdr_is_self_owned(xfi))
{
/* CB_FORMAT_RAW */
i = 0;
XChangeProperty(xfi->display, xfi->drawable, cb->property_atom,
XA_INTEGER, 32, PropModeReplace, (BYTE*) &event->format, 1);
}
else
{
i = xf_cliprdr_select_format_by_id(cb, event->format);
}
if (i < 0)
{
DEBUG_X11_CLIPRDR("unsupported format requested");
xf_cliprdr_send_null_data_response(xfi);
}
else
{
cb->request_index = i;
DEBUG_X11_CLIPRDR("target=%d", (int) cb->format_mappings[i].target_format);
XConvertSelection(xfi->display, cb->clipboard_atom,
cb->format_mappings[i].target_format, cb->property_atom,
xfi->drawable, CurrentTime);
XFlush(xfi->display);
/* After this point, we expect a SelectionNotify event from the clipboard owner. */
}
}
static int xf_cliprdr_server_format_data_request(CliprdrClientContext* context, CLIPRDR_FORMAT_DATA_REQUEST* formatDataRequest)
{
xfCliprdrFormat* format = NULL;
UINT32 formatId = formatDataRequest->requestedFormatId;
xfClipboard* clipboard = (xfClipboard*) context->custom;
xfContext* xfc = clipboard->xfc;
if (xf_cliprdr_is_self_owned(clipboard))
{
format = xf_cliprdr_get_format_by_id(clipboard, 0);
XChangeProperty(xfc->display, xfc->drawable, clipboard->property_atom,
XA_INTEGER, 32, PropModeReplace, (BYTE*) &formatId, 1);
}
else
{
format = xf_cliprdr_get_format_by_id(clipboard, formatId);
}
if (!format)
{
xf_cliprdr_send_data_response(clipboard, NULL, 0);
return 1;
}
clipboard->requestedFormatId = formatId;
XConvertSelection(xfc->display, clipboard->clipboard_atom,
format->atom, clipboard->property_atom, xfc->drawable, CurrentTime);
XFlush(xfc->display);
/* After this point, we expect a SelectionNotify event from the clipboard owner. */
return 1;
}
