Pileus Git - ~andy/gtk/blob - gdk/wayland/gdkdnd-wayland.c

   1 /*
   2  * Copyright © 2010 Intel Corporation
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "config.h"
  21
  22 #include "gdkdndprivate.h"
  23
  24 #include "gdkmain.h"
  25 #include "gdkinternals.h"
  26 #include "gdkproperty.h"
  27 #include "gdkprivate-wayland.h"
  28 #include "gdkscreen-wayland.h"
  29 #include "gdkdisplay-wayland.h"
  30
  31 #include <string.h>
  32
  33 #define GDK_TYPE_WAYLAND_DRAG_CONTEXT              (gdk_wayland_drag_context_get_type ())
  34 #define GDK_WAYLAND_DRAG_CONTEXT(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WAYLAND_DRAG_CONTEXT, GdkWaylandDragContext))
  35 #define GDK_WAYLAND_DRAG_CONTEXT_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_WAYLAND_DRAG_CONTEXT, GdkWaylandDragContextClass))
  36 #define GDK_IS_WAYLAND_DRAG_CONTEXT(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WAYLAND_DRAG_CONTEXT))
  37 #define GDK_IS_WAYLAND_DRAG_CONTEXT_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_WAYLAND_DRAG_CONTEXT))
  38 #define GDK_WAYLAND_DRAG_CONTEXT_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_WAYLAND_DRAG_CONTEXT, GdkWaylandDragContextClass))
  39
  40 typedef struct _GdkWaylandDragContext GdkWaylandDragContext;
  41 typedef struct _GdkWaylandDragContextClass GdkWaylandDragContextClass;
  42
  43 struct _GdkWaylandDragContext
  44 {
  45   GdkDragContext context;
  46 };
  47
  48 struct _GdkWaylandDragContextClass
  49 {
  50   GdkDragContextClass parent_class;
  51 };
  52
  53 static GList *contexts;
  54
  55 G_DEFINE_TYPE (GdkWaylandDragContext, gdk_wayland_drag_context, GDK_TYPE_DRAG_CONTEXT)
  56
  57 static void
  58 gdk_wayland_drag_context_finalize (GObject *object)
  59 {
  60   GdkDragContext *context = GDK_DRAG_CONTEXT (object);
  61
  62   contexts = g_list_remove (contexts, context);
  63
  64   G_OBJECT_CLASS (gdk_wayland_drag_context_parent_class)->finalize (object);
  65 }
  66
  67 static GdkWindow *
  68 gdk_wayland_drag_context_find_window (GdkDragContext  *context,
  69                                       GdkWindow       *drag_window,
  70                                       GdkScreen       *screen,
  71                                       gint             x_root,
  72                                       gint             y_root,
  73                                       GdkDragProtocol *protocol)
  74 {
  75   return NULL;
  76 }
  77
  78 static gboolean
  79 gdk_wayland_drag_context_drag_motion (GdkDragContext *context,
  80                                       GdkWindow      *dest_window,
  81                                       GdkDragProtocol protocol,
  82                                       gint            x_root,
  83                                       gint            y_root,
  84                                       GdkDragAction   suggested_action,
  85                                       GdkDragAction   possible_actions,
  86                                       guint32         time)
  87 {
  88   return FALSE;
  89 }
  90
  91 static void
  92 gdk_wayland_drag_context_drag_abort (GdkDragContext *context,
  93                                      guint32         time)
  94 {
  95 }
  96
  97 static void
  98 gdk_wayland_drag_context_drag_drop (GdkDragContext *context,
  99                                     guint32         time)
 100 {
 101 }
 102
 103 /* Destination side */
 104
 105 static void
 106 gdk_wayland_drag_context_drag_status (GdkDragContext *context,
 107                                       GdkDragAction   action,
 108                                       guint32         time_)
 109 {
 110 }
 111
 112 static void
 113 gdk_wayland_drag_context_drop_reply (GdkDragContext *context,
 114                                      gboolean        accepted,
 115                                      guint32         time_)
 116 {
 117 }
 118
 119 static void
 120 gdk_wayland_drag_context_drop_finish (GdkDragContext *context,
 121                                       gboolean        success,
 122                                       guint32         time)
 123 {
 124 }
 125
 126 static gboolean
 127 gdk_wayland_drag_context_drop_status (GdkDragContext *context)
 128 {
 129   return FALSE;
 130 }
 131
 132 static GdkAtom
 133 gdk_wayland_drag_context_get_selection (GdkDragContext *context)
 134 {
 135     return GDK_NONE;
 136 }
 137
 138 static void
 139 gdk_wayland_drag_context_init (GdkWaylandDragContext *context)
 140 {
 141   contexts = g_list_prepend (contexts, context);
 142 }
 143
 144 static void
 145 gdk_wayland_drag_context_class_init (GdkWaylandDragContextClass *klass)
 146 {
 147   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 148   GdkDragContextClass *context_class = GDK_DRAG_CONTEXT_CLASS (klass);
 149
 150   object_class->finalize = gdk_wayland_drag_context_finalize;
 151
 152   context_class->find_window = gdk_wayland_drag_context_find_window;
 153   context_class->drag_status = gdk_wayland_drag_context_drag_status;
 154   context_class->drag_motion = gdk_wayland_drag_context_drag_motion;
 155   context_class->drag_abort = gdk_wayland_drag_context_drag_abort;
 156   context_class->drag_drop = gdk_wayland_drag_context_drag_drop;
 157   context_class->drop_reply = gdk_wayland_drag_context_drop_reply;
 158   context_class->drop_finish = gdk_wayland_drag_context_drop_finish;
 159   context_class->drop_status = gdk_wayland_drag_context_drop_status;
 160   context_class->get_selection = gdk_wayland_drag_context_get_selection;
 161 }
 162
 163 GdkDragProtocol
 164 _gdk_wayland_window_get_drag_protocol (GdkWindow *window, GdkWindow **target)
 165 {
 166   return 0;
 167 }
 168
 169 void
 170 _gdk_wayland_window_register_dnd (GdkWindow *window)
 171 {
 172 }
 173
 174 GdkDragContext *
 175 _gdk_wayland_window_drag_begin (GdkWindow *window,
 176                                 GdkDevice *device,
 177                                 GList     *targets)
 178 {
 179   GdkDragContext *context;
 180
 181   context = (GdkDragContext *) g_object_new (GDK_TYPE_WAYLAND_DRAG_CONTEXT, NULL);
 182
 183   gdk_drag_context_set_device (context, device);
 184
 185   return context;
 186 }