void
xdnd_send_position(DndClass *dnd, Window window, Window from, Atom action,
int x, int y, unsigned long time)
{
XEvent xevent;
memset (&xevent, 0, sizeof (xevent));
xevent.xany.type = ClientMessage;
xevent.xany.display = dnd->display;
xevent.xclient.window = window;
xevent.xclient.message_type = dnd->XdndPosition;
xevent.xclient.format = 32;
XDND_POSITION_SOURCE_WIN (&xevent) = from;
XDND_POSITION_ROOT_SET (&xevent, x, y);
if (dnd_version_at_least (dnd->dragging_version, 1))
XDND_POSITION_TIME (&xevent) = time;
if (dnd_version_at_least (dnd->dragging_version, 2))
XDND_POSITION_ACTION (&xevent) = action;
XSendEvent (dnd->display, window, 0, 0, &xevent);
}
void Dnd::handlePositionEvent(const XEvent& xEvent)
{
XEvent replyXEvent;
m_DropPosX = XDND_POSITION_ROOT_X((&xEvent));
m_DropPosY = XDND_POSITION_ROOT_Y((&xEvent));
m_Time = XDND_POSITION_TIME((&xEvent));
memset (&replyXEvent, 0, sizeof(replyXEvent));
replyXEvent.xany.type = ClientMessage;
replyXEvent.xany.display = m_pDisplay;
replyXEvent.xclient.window = m_DragWindow;
replyXEvent.xclient.message_type = XdndStatus;
replyXEvent.xclient.format = 32;
XDND_STATUS_TARGET_WIN(&replyXEvent) = xEvent.xclient.window;
XDND_STATUS_WILL_ACCEPT_SET(&replyXEvent, True);
XDND_STATUS_WANT_POSITION_SET(&replyXEvent, True);
XDND_STATUS_RECT_SET(&replyXEvent, m_DropPosX, m_DropPosY, 1, 1);
XDND_STATUS_ACTION(&replyXEvent) = XDND_POSITION_ACTION(&xEvent);
XSendEvent(m_pDisplay, m_DragWindow, 0, 0, &replyXEvent);
}
