[gtk+/wip/matthiasc/linkbutton-dnd: 2/3] button: Add private api to get the gesture

[Matthias Clasen <matthiasc src gnome org>]

commit e7f85dab5a98953b43f37e79c844069c261edec8
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Dec 10 21:24:29 2017 -0500

    button: Add private api to get the gesture
    
    This may be used by subclasses who need to group
    their gestures with the button gesture.

 gtk/gtkbutton.c        |    9 ++++++++-
 gtk/gtkbuttonprivate.h |    1 +
 2 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkbutton.c b/gtk/gtkbutton.c
index 99bca66..820d015 100644
--- a/gtk/gtkbutton.c
+++ b/gtk/gtkbutton.c
@@ -435,7 +435,6 @@ gtk_button_init (GtkButton *button)
   g_signal_connect (priv->gesture, "update", G_CALLBACK (multipress_gesture_update_cb), button);
   g_signal_connect (priv->gesture, "cancel", G_CALLBACK (multipress_gesture_cancel_cb), button);
   gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (priv->gesture), GTK_PHASE_CAPTURE);
-
 }
 
 static void
@@ -1146,3 +1145,11 @@ gtk_button_get_icon_name (GtkButton *button)
 
   return NULL;
 }
+
+GtkGesture *
+gtk_button_get_gesture (GtkButton *button)
+{
+  GtkButtonPrivate *priv = gtk_button_get_instance_private (button);
+
+  return priv->gesture;
+}
diff --git a/gtk/gtkbuttonprivate.h b/gtk/gtkbuttonprivate.h
index ebb8ec6..cfc44dc 100644
--- a/gtk/gtkbuttonprivate.h
+++ b/gtk/gtkbuttonprivate.h
@@ -41,6 +41,7 @@ struct _GtkButtonPrivate
   guint          child_type            : 2;
 };
 
+GtkGesture *gtk_button_get_gesture (GtkButton *button);
 
 G_END_DECLS