void WMScreenAbortDrag(W_Screen *screen) {
if (!screen || !screen->dragInfo.sourceInfo) return;
W_DragSourceInfo *source = screen->dragInfo.sourceInfo;
W_DragSourceStopTimer();
// inform the other client
if (source->destinationWindow)
W_SendDnDClientMessage(screen->display, source->destinationWindow,
screen->xdndLeaveAtom, WMViewXID(source->sourceView), 0, 0, 0, 0);
WMDeleteSelectionHandler(source->sourceView, screen->xdndSelectionAtom, CurrentTime);
wfree(source->selectionProcs);
if (source->sourceView->dragSourceProcs->endedDrag)
source->sourceView->dragSourceProcs->endedDrag(source->sourceView, &source->imageLocation, False);
if (source->icon)
XDestroyWindow(screen->display, source->icon);
if (source->dragCursor != None) {
XDefineCursor(screen->display, screen->rootWin, screen->defaultCursor);
XFreeCursor(screen->display, source->dragCursor);
}
wfree(source);
screen->dragInfo.sourceInfo = NULL;
}
/* send a DnD message to the destination window */
static Bool
sendDnDClientMessage(WMDraggingInfo * info, Atom message,
unsigned long data1, unsigned long data2, unsigned long data3, unsigned long data4)
{
Display *dpy = sourceScreen(info)->display;
Window srcWin = WMViewXID(XDND_SOURCE_VIEW(info));
Window destWin = XDND_DEST_WIN(info);
if (!W_SendDnDClientMessage(dpy, destWin, message, srcWin, data1, data2, data3, data4)) {
/* drop failed */
recolorCursor(info, False);
endDragImage(info, True);
endDragProcess(info, False);
return False;
}
return True;
}
