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, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "config.h"
  19
  20 #include "gdkdndprivate.h"
  21
  22 #include "gdkmain.h"
  23 #include "gdkinternals.h"
  24 #include "gdkproperty.h"
  25 #include "gdkprivate-wayland.h"
  26 #include "gdkdisplay-wayland.h"
  27
  28 #include <string.h>
  29
  30 #define GDK_TYPE_WAYLAND_DRAG_CONTEXT              (gdk_wayland_drag_context_get_type ())
  31 #define GDK_WAYLAND_DRAG_CONTEXT(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WAYLAND_DRAG_CONTEXT, GdkWaylandDragContext))
  32 #define GDK_WAYLAND_DRAG_CONTEXT_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_WAYLAND_DRAG_CONTEXT, GdkWaylandDragContextClass))
  33 #define GDK_IS_WAYLAND_DRAG_CONTEXT(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WAYLAND_DRAG_CONTEXT))
  34 #define GDK_IS_WAYLAND_DRAG_CONTEXT_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_WAYLAND_DRAG_CONTEXT))
  35 #define GDK_WAYLAND_DRAG_CONTEXT_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_WAYLAND_DRAG_CONTEXT, GdkWaylandDragContextClass))
  36
  37 typedef struct _GdkWaylandDragContext GdkWaylandDragContext;
  38 typedef struct _GdkWaylandDragContextClass GdkWaylandDragContextClass;
  39
  40 struct _GdkWaylandDragContext
  41 {
  42   GdkDragContext context;
  43 };
  44
  45 struct _GdkWaylandDragContextClass
  46 {
  47   GdkDragContextClass parent_class;
  48 };
  49
  50 static GList *contexts;
  51
  52 G_DEFINE_TYPE (GdkWaylandDragContext, gdk_wayland_drag_context, GDK_TYPE_DRAG_CONTEXT)
  53
  54 static void
  55 gdk_wayland_drag_context_finalize (GObject *object)
  56 {
  57   GdkDragContext *context = GDK_DRAG_CONTEXT (object);
  58
  59   contexts = g_list_remove (contexts, context);
  60
  61   G_OBJECT_CLASS (gdk_wayland_drag_context_parent_class)->finalize (object);
  62 }
  63
  64 static GdkWindow *
  65 gdk_wayland_drag_context_find_window (GdkDragContext  *context,
  66                                       GdkWindow       *drag_window,
  67                                       GdkScreen       *screen,
  68                                       gint             x_root,
  69                                       gint             y_root,
  70                                       GdkDragProtocol *protocol)
  71 {
  72   return NULL;
  73 }
  74
  75 static gboolean
  76 gdk_wayland_drag_context_drag_motion (GdkDragContext *context,
  77                                       GdkWindow      *dest_window,
  78                                       GdkDragProtocol protocol,
  79                                       gint            x_root,
  80                                       gint            y_root,
  81                                       GdkDragAction   suggested_action,
  82                                       GdkDragAction   possible_actions,
  83                                       guint32         time)
  84 {
  85   return FALSE;
  86 }
  87
  88 static void
  89 gdk_wayland_drag_context_drag_abort (GdkDragContext *context,
  90                                      guint32         time)
  91 {
  92 }
  93
  94 static void
  95 gdk_wayland_drag_context_drag_drop (GdkDragContext *context,
  96                                     guint32         time)
  97 {
  98 }
  99
 100 /* Destination side */
 101
 102 static void
 103 gdk_wayland_drag_context_drag_status (GdkDragContext *context,
 104                                       GdkDragAction   action,
 105                                       guint32         time_)
 106 {
 107 }
 108
 109 static void
 110 gdk_wayland_drag_context_drop_reply (GdkDragContext *context,
 111                                      gboolean        accepted,
 112                                      guint32         time_)
 113 {
 114 }
 115
 116 static void
 117 gdk_wayland_drag_context_drop_finish (GdkDragContext *context,
 118                                       gboolean        success,
 119                                       guint32         time)
 120 {
 121 }
 122
 123 static gboolean
 124 gdk_wayland_drag_context_drop_status (GdkDragContext *context)
 125 {
 126   return FALSE;
 127 }
 128
 129 static GdkAtom
 130 gdk_wayland_drag_context_get_selection (GdkDragContext *context)
 131 {
 132     return GDK_NONE;
 133 }
 134
 135 static void
 136 gdk_wayland_drag_context_init (GdkWaylandDragContext *context)
 137 {
 138   contexts = g_list_prepend (contexts, context);
 139 }
 140
 141 static void
 142 gdk_wayland_drag_context_class_init (GdkWaylandDragContextClass *klass)
 143 {
 144   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 145   GdkDragContextClass *context_class = GDK_DRAG_CONTEXT_CLASS (klass);
 146
 147   object_class->finalize = gdk_wayland_drag_context_finalize;
 148
 149   context_class->find_window = gdk_wayland_drag_context_find_window;
 150   context_class->drag_status = gdk_wayland_drag_context_drag_status;
 151   context_class->drag_motion = gdk_wayland_drag_context_drag_motion;
 152   context_class->drag_abort = gdk_wayland_drag_context_drag_abort;
 153   context_class->drag_drop = gdk_wayland_drag_context_drag_drop;
 154   context_class->drop_reply = gdk_wayland_drag_context_drop_reply;
 155   context_class->drop_finish = gdk_wayland_drag_context_drop_finish;
 156   context_class->drop_status = gdk_wayland_drag_context_drop_status;
 157   context_class->get_selection = gdk_wayland_drag_context_get_selection;
 158 }
 159
 160 GdkDragProtocol
 161 _gdk_wayland_window_get_drag_protocol (GdkWindow *window, GdkWindow **target)
 162 {
 163   return 0;
 164 }
 165
 166 void
 167 _gdk_wayland_window_register_dnd (GdkWindow *window)
 168 {
 169 }
 170
 171 GdkDragContext *
 172 _gdk_wayland_window_drag_begin (GdkWindow *window,
 173                                 GdkDevice *device,
 174                                 GList     *targets)
 175 {
 176   GdkDragContext *context;
 177
 178   context = (GdkDragContext *) g_object_new (GDK_TYPE_WAYLAND_DRAG_CONTEXT, NULL);
 179
 180   gdk_drag_context_set_device (context, device);
 181
 182   return context;
 183 }