[gtk+] wayland: Get the data device during input device setup

[Rob Bradford <rbradford src gnome org>]

commit b165c1bac8a99df640ffad1ebe6380f89886b438
Author: Rob Bradford <rob linux intel com>
Date:   Mon Dec 12 14:26:27 2011 +0000

    wayland: Get the data device during input device setup
    
    The data device is a associated with the input device - fetch the data device
    from the data manager for the current input device.

 gdk/wayland/gdkdevice-wayland.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/gdk/wayland/gdkdevice-wayland.c b/gdk/wayland/gdkdevice-wayland.c
index 806c568..8b159ab 100644
--- a/gdk/wayland/gdkdevice-wayland.c
+++ b/gdk/wayland/gdkdevice-wayland.c
@@ -52,6 +52,7 @@ struct _GdkWaylandDevice
   GdkWindow *pointer_focus;
   GdkWindow *keyboard_focus;
   struct wl_input_device *device;
+  struct wl_data_device *data_device;
   int32_t x, y, surface_x, surface_y;
   uint32_t time;
 };
@@ -600,12 +601,14 @@ _gdk_wayland_device_manager_add_device (GdkDeviceManager *device_manager,
 					struct wl_input_device *wl_device)
 {
   GdkDisplay *display;
+  GdkDisplayWayland *display_wayland;
   GdkDeviceManagerCore *device_manager_core =
     GDK_DEVICE_MANAGER_CORE(device_manager);
   GdkWaylandDevice *device;
 
   device = g_new0 (GdkWaylandDevice, 1);
   display = gdk_device_manager_get_display (device_manager);
+  display_wayland = GDK_DISPLAY_WAYLAND (display);
 
   device->display = display;
   device->pointer = g_object_new (GDK_TYPE_DEVICE_CORE,
@@ -635,6 +638,10 @@ _gdk_wayland_device_manager_add_device (GdkDeviceManager *device_manager,
   wl_input_device_add_listener(device->device,
 			       &input_device_listener, device);
 
+  device->data_device =
+    wl_data_device_manager_get_data_device (display_wayland->data_device_manager,
+                                            device->device);
+
   device_manager_core->devices =
     g_list_prepend (device_manager_core->devices, device->keyboard);
   device_manager_core->devices =