[gtk+] Add more getters for event fields

[Carlos Garnacho <carlosg src gnome org>]

commit 54880091508cd7860143a0471cfbd3927a912a58
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Aug 25 22:50:52 2017 -0400

    Add more getters for event fields

 gdk/gdkevents.c |  182 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 gdk/gdkevents.h |   34 ++++++++++
 2 files changed, 216 insertions(+), 0 deletions(-)
---
diff --git a/gdk/gdkevents.c b/gdk/gdkevents.c
index bc48758..da560c7 100644
--- a/gdk/gdkevents.c
+++ b/gdk/gdkevents.c
@@ -1412,6 +1412,69 @@ gdk_event_get_keycode (const GdkEvent *event,
   return fetched;
 }
 
+gboolean
+gdk_event_get_key_group (const GdkEvent *event,
+                         guint          *group)
+{
+  gboolean fetched = TRUE;
+
+  switch (event->type)
+    {
+    case GDK_KEY_PRESS:
+    case GDK_KEY_RELEASE:
+      *group = event->key.group;
+      break;
+    default:
+      *group = 0;
+      fetched = FALSE;
+      break;
+    }
+
+  return fetched;
+}
+
+gboolean
+gdk_event_get_string (const GdkEvent  *event,
+                      const char     **string)
+{
+  gboolean fetched = TRUE;
+
+  switch (event->type)
+    {
+    case GDK_KEY_PRESS:
+    case GDK_KEY_RELEASE:
+      *string = event->key.string;
+      break;
+    default:
+      *string = NULL;
+      fetched = FALSE;
+      break;
+    }
+
+  return fetched;
+}
+
+gboolean
+gdk_event_get_key_is_modifier (const GdkEvent *event,
+                               gboolean       *is_modifier)
+{
+  gboolean fetched = TRUE;
+
+  switch (event->type)
+    {
+    case GDK_KEY_PRESS:
+    case GDK_KEY_RELEASE:
+      *is_modifier = event->key.is_modifier;
+      break;
+    default:
+      *is_modifier = FALSE;
+      fetched = FALSE;
+      break;
+    }
+
+  return fetched;
+}
+
 /**
  * gdk_event_get_scroll_direction:
  * @event: a #GdkEvent
@@ -2605,3 +2668,122 @@ gdk_event_get_user_data (const GdkEvent *event)
   private = (GdkEventPrivate *) event;
   return private->user_data;
 }
+
+gboolean
+gdk_event_get_setting (const GdkEvent  *event,
+                       const char     **setting)
+{
+  if (event && event->type == GDK_SETTING)
+    {
+      *setting = event->setting.name;
+      return TRUE;
+    }
+
+  return FALSE;
+}
+
+gboolean
+gdk_event_is_sent (const GdkEvent *event)
+{
+  if (!event)
+    return FALSE;
+
+  return event->any.send_event;
+}
+
+gboolean
+gdk_event_get_drag_context (const GdkEvent  *event,
+                            GdkDragContext **context)
+{
+  if (!event)
+    return FALSE;
+
+  if (event->type == GDK_DRAG_ENTER ||
+      event->type == GDK_DRAG_LEAVE ||
+      event->type == GDK_DRAG_MOTION ||
+      event->type == GDK_DRAG_STATUS ||
+      event->type == GDK_DROP_START ||
+      event->type == GDK_DROP_FINISHED)
+    {
+      *context = event->dnd.context;
+      return TRUE;
+    }
+
+  return FALSE;
+}
+
+gboolean
+gdk_event_get_crossing_mode (const GdkEvent  *event,
+                             GdkCrossingMode *mode)
+{
+  if (!event)
+    return FALSE;
+
+  if (event->type == GDK_ENTER_NOTIFY ||
+      event->type == GDK_LEAVE_NOTIFY)
+    {
+      *mode = event->crossing.mode;
+      return TRUE;
+    }
+
+  return FALSE;
+}
+
+gboolean
+gdk_event_get_crossing_detail (const GdkEvent *event,
+                               GdkNotifyType  *detail)
+{
+  if (!event)
+    return FALSE;
+
+  if (event->type == GDK_ENTER_NOTIFY ||
+      event->type == GDK_LEAVE_NOTIFY)
+    {
+      *detail = event->crossing.detail;
+      return TRUE;
+    }
+
+  return FALSE;
+}
+
+gboolean
+gdk_event_get_touchpad_gesture_phase (const GdkEvent          *event,
+                                      GdkTouchpadGesturePhase *phase)
+{
+  if (!event)
+    return FALSE;
+
+  if (event->type == GDK_TOUCHPAD_PINCH)
+    {
+      *phase = event->touchpad_pinch.phase;
+      return TRUE;
+    }
+  else if (event->type == GDK_TOUCHPAD_SWIPE)
+    {
+      *phase = event->touchpad_swipe.phase;
+      return TRUE;
+    }
+
+  return FALSE;
+}
+
+gboolean
+gdk_event_get_touchpad_gesture_n_fingers (const GdkEvent *event,
+                                          guint          *n_fingers)
+{
+  if (!event)
+    return FALSE;
+
+  if (event->type == GDK_TOUCHPAD_PINCH)
+    {
+      *n_fingers = event->touchpad_pinch.n_fingers;
+      return TRUE;
+    }
+  else if (event->type == GDK_TOUCHPAD_SWIPE)
+    {
+      *n_fingers = event->touchpad_swipe.n_fingers;
+      return TRUE;
+    }
+
+  return FALSE;
+}
diff --git a/gdk/gdkevents.h b/gdk/gdkevents.h
index cd86737..bfefc9c 100644
--- a/gdk/gdkevents.h
+++ b/gdk/gdkevents.h
@@ -639,6 +639,16 @@ gboolean  gdk_event_get_keyval          (const GdkEvent *event,
 GDK_AVAILABLE_IN_3_2
 gboolean  gdk_event_get_keycode         (const GdkEvent *event,
                                          guint16        *keycode);
+GDK_AVAILABLE_IN_3_92
+gboolean  gdk_event_get_key_is_modifier (const GdkEvent *event,
+                                         gboolean       *is_modifier);
+GDK_AVAILABLE_IN_3_92
+gboolean  gdk_event_get_key_group       (const GdkEvent *event,
+                                         guint          *group);
+GDK_AVAILABLE_IN_3_92
+gboolean  gdk_event_get_string          (const GdkEvent  *event,
+                                         const char     **string);
+
 GDK_AVAILABLE_IN_3_2
 gboolean gdk_event_get_scroll_direction (const GdkEvent *event,
                                          GdkScrollDirection *direction);
@@ -729,6 +739,30 @@ GDK_AVAILABLE_IN_3_92
 void           gdk_event_set_user_data (GdkEvent *event,
                                         GObject  *user_data);
 
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_get_setting   (const GdkEvent  *event,
+                                        const char     **setting);
+
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_is_sent       (const GdkEvent *event);
+
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_get_drag_context (const GdkEvent  *event,
+                                           GdkDragContext **context);
+
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_get_crossing_mode (const GdkEvent  *event,
+                                            GdkCrossingMode *mode);
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_get_crossing_detail (const GdkEvent *event,
+                                              GdkNotifyType  *detail);
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_get_touchpad_gesture_phase (const GdkEvent          *event,
+                                                     GdkTouchpadGesturePhase *phase);
+GDK_AVAILABLE_IN_3_92
+gboolean       gdk_event_get_touchpad_gesture_n_fingers(const GdkEvent *event,
+                                                        guint          *n_fingers);
+
 G_END_DECLS
 
 #endif /* __GDK_EVENTS_H__ */