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Fix broken dragging mouse pointer introduced in mouse tracking changes.

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This commit is contained in:
Steve Fryatt 2013-12-30 17:29:46 +00:00
parent 20b3d960e5
commit 2506471b34
1 changed files with 15 additions and 1 deletions
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16
riscos/mouse.c
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@ -50,6 +50,8 @@ static void (*ro_mouse_drag_track_callback)(wimp_pointer *pointer, void *data)
static void (*ro_mouse_drag_cancel_callback)(void *data) = NULL;
static void *ro_mouse_drag_data = NULL;
static bool ro_mouse_ignore_leaving_event = false;
/* Data for the wimp poll handler. */
static void (*ro_mouse_poll_end_callback)(wimp_leaving *leaving, void *data)
@ -123,6 +125,12 @@ void ro_mouse_drag_start(void (*drag_end)(wimp_dragged *dragged, void *data),
ro_mouse_drag_track_callback = drag_track;
ro_mouse_drag_cancel_callback = drag_cancel;
ro_mouse_drag_data = data;
/* The Wimp sends a PointerLeaving event when Wimp_DragBox is called,
* so we mask out the next event that will come our way.
*/
ro_mouse_ignore_leaving_event = true;
}
@ -184,14 +192,20 @@ void ro_mouse_track_start(void (*poll_end)(wimp_leaving *leaving, void *data),
* Process Wimp_PointerLeaving events by terminating an active mouse track and
* passing the details on to any registered event handler.
*
* If the ignore mask is set, we don't pass the event on to the client as it
* is assumed that it's a result of starting a Wimp_DragBox operation.
*
* \param *leaving The Wimp_PointerLeaving data block.
*/
void ro_mouse_pointer_leaving_window(wimp_leaving *leaving)
{
if (ro_mouse_poll_end_callback != NULL)
if (ro_mouse_poll_end_callback != NULL &&
ro_mouse_ignore_leaving_event == false)
ro_mouse_poll_end_callback(leaving, ro_mouse_poll_data);
ro_mouse_ignore_leaving_event = false;
/* Poll tracking is a one-shot event, so clear the data ready for
* another claimant.
*/