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mir: Handle pointer up/down events without a button mask set (i.e. touch events)

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The Mir backend was checking for button mask changes to generate the appropriate
GDK event. When Mir generates a touch event it has no button mask. In this case
we'll just generate a primary button event.
This commit is contained in:
Robert Ancell 2014-11-06 11:12:18 +13:00
parent fdc01f80af
commit 053b65a21a
1 changed files with 1 additions and 1 deletions
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2
gdk/mir/gdkmireventsource.c
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@ -311,7 +311,7 @@ handle_motion_event (GdkWindow *window, const MirMotionEvent *event)
case mir_motion_action_up:
event_type = event->action == mir_motion_action_down ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE;
changed_button_state = button_state ^ event->button_state;
if ((changed_button_state & mir_motion_button_primary) != 0)
if (changed_button_state == 0 || (changed_button_state & mir_motion_button_primary) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_PRIMARY, modifier_state);
if ((changed_button_state & mir_motion_button_secondary) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_SECONDARY, modifier_state);