[gtk+] wayland: Add a dummy implementation of gdk_drag_context_set_hotspot

[Matthias Clasen <matthiasc src gnome org>]

commit 3b4bfba37d8885ebed92e3c154287961e7c60968
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Dec 7 21:53:38 2015 -0500

    wayland: Add a dummy implementation of gdk_drag_context_set_hotspot
    
    This just records the hotspot coordinates. Still to do:
    apply the hotspot when updating the drag window.

 gdk/wayland/gdkdnd-wayland.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/gdk/wayland/gdkdnd-wayland.c b/gdk/wayland/gdkdnd-wayland.c
index 0ee59ab..f20a0e7 100644
--- a/gdk/wayland/gdkdnd-wayland.c
+++ b/gdk/wayland/gdkdnd-wayland.c
@@ -48,6 +48,8 @@ struct _GdkWaylandDragContext
   uint32_t serial;
   gdouble x;
   gdouble y;
+  gint hot_x;
+  gint hot_y;
 };
 
 struct _GdkWaylandDragContextClass
@@ -300,6 +302,15 @@ gdk_wayland_drag_context_get_drag_window (GdkDragContext *context)
 }
 
 static void
+gdk_wayland_drag_context_set_hotspot (GdkDragContext *context,
+                                      gint            hot_x,
+                                      gint            hot_y)
+{
+  GDK_WAYLAND_DRAG_CONTEXT (context)->hot_x = hot_x;
+  GDK_WAYLAND_DRAG_CONTEXT (context)->hot_y = hot_y;
+}
+
+static void
 gdk_wayland_drag_context_class_init (GdkWaylandDragContextClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
@@ -317,6 +328,7 @@ gdk_wayland_drag_context_class_init (GdkWaylandDragContextClass *klass)
   context_class->drop_status = gdk_wayland_drag_context_drop_status;
   context_class->get_selection = gdk_wayland_drag_context_get_selection;
   context_class->get_drag_window = gdk_wayland_drag_context_get_drag_window;
+  context_class->set_hotspot = gdk_wayland_drag_context_set_hotspot;
 }
 
 GdkDragProtocol