event: Add convenience functions for Shift and Ctrl modifiers

Instead of going through clutter_event_get_state() and checking if the
modifier mask is set, we can provide simple convenience functions to do
it for us.

1 files changed, 32 insertions, 0 deletions

diff --git a/clutter/clutter-event.c b/clutter/clutter-event.c
index f96470750..392f1b2df 100644
--- a/clutter/clutter-event.c
+++ b/clutter/clutter-event.c
@@ -1594,3 +1594,35 @@ clutter_event_get_angle (const ClutterEvent *source,
 
   return angle;
 }
+
+/**
+ * clutter_event_has_shift_modifier:
+ * @event: a #ClutterEvent
+ *
+ * Checks whether @event has the Shift modifier mask set.
+ *
+ * Return value: %TRUE if the event has the Shift modifier mask set
+ *
+ * Since: 1.12
+ */
+gboolean
+clutter_event_has_shift_modifier (const ClutterEvent *event)
+{
+  return (clutter_event_get_state (event) & CLUTTER_SHIFT_MASK) != FALSE;
+}
+
+/**
+ * clutter_event_has_control_modifier:
+ * @event: a #ClutterEvent
+ *
+ * Checks whether @event has the Control modifier mask set.
+ *
+ * Return value: %TRUE if the event has the Control modifier mask set
+ *
+ * Since: 1.12
+ */
+gboolean
+clutter_event_has_control_modifier (const ClutterEvent *event)
+{
+  return (clutter_event_get_state (event) & CLUTTER_CONTROL_MASK) != FALSE;
+}