[gtk+] clipboard: Reimplement Wayland clipboard using vfuncs



commit e38e47d7d38f21aa62ebe7580c6250f327593ef2
Author: Benjamin Otte <otte redhat com>
Date:   Tue Aug 20 15:35:58 2013 +0200

    clipboard: Reimplement Wayland clipboard using vfuncs
    
    This way, the Wayland and the regular clipboard implementation can both
    be compiled in and selected based on the display in use.
    
    One thing potentially broken now is text mime type handling as Wayland
    seemed to use different mime types in some places.

 gtk/Makefile.am                   |   10 +-
 gtk/gtkclipboard-wayland.c        |  773 +++---------------------------------
 gtk/gtkclipboard-waylandprivate.h |   54 +++
 gtk/gtkclipboard.c                |   11 +-
 4 files changed, 131 insertions(+), 717 deletions(-)
---
diff --git a/gtk/Makefile.am b/gtk/Makefile.am
index 1891435..48d8375 100644
--- a/gtk/Makefile.am
+++ b/gtk/Makefile.am
@@ -427,6 +427,7 @@ gtk_private_h_sources =             \
        gtkcairoblurprivate.h   \
        gtkcellareaboxcontextprivate.h  \
        gtkclipboardprivate.h           \
+       gtkclipboard-waylandprivate.h   \
        gtkcolorswatchprivate.h \
        gtkcoloreditorprivate.h \
        gtkcolorplaneprivate.h  \
@@ -1018,18 +1019,11 @@ gtk_clipboard_dnd_c_sources =   \
        gtkclipboard-quartz.c   \
        gtkdnd-quartz.c
 else
-if USE_WAYLAND
-if !USE_X11
 # No wayland gtkdnd-wayland.c yet
 gtk_clipboard_dnd_c_sources =  \
+       gtkclipboard.c \
        gtkclipboard-wayland.c \
        gtkdnd.c
-else
-gtk_clipboard_dnd_c_sources = gtkclipboard.c gtkdnd.c
-endif
-else
-gtk_clipboard_dnd_c_sources = gtkclipboard.c gtkdnd.c
-endif
 endif
 
 # we use our own built_sources variable rules to avoid automake's
diff --git a/gtk/gtkclipboard-wayland.c b/gtk/gtkclipboard-wayland.c
index 3ed3b4e..8ab1730 100644
--- a/gtk/gtkclipboard-wayland.c
+++ b/gtk/gtkclipboard-wayland.c
@@ -20,181 +20,57 @@
  */
 
 #include "config.h"
+
+#include "gtkclipboard-waylandprivate.h"
+
 #include <string.h>
 
-#include "gtkclipboard.h"
-#include "gtkinvisible.h"
 #include "gtkmain.h"
 #include "gtkmarshalers.h"
 #include "gtkintl.h"
-#include "gtktextbuffer.h"
 #include "gtkselectionprivate.h"
 
-#include "../gdk/gdk.h"
-#include "../gdk/wayland/gdkwayland.h"
-
-enum {
-    OWNER_CHANGE,
-    LAST_SIGNAL
-};
-
-typedef struct _GtkClipboardClass GtkClipboardClass;
-
-typedef struct _SetContentClosure SetContentClosure;
-struct _GtkClipboard
-{
-  GObject parent_instance;
-
-  GObject *owner;
-  GdkDisplay *display;
-
-  GdkAtom selection;
-
-  SetContentClosure *last_closure;
-};
-
-struct _GtkClipboardClass
-{
-  GObjectClass parent_class;
-
-  void (*owner_change) (GtkClipboard        *clipboard,
-                        GdkEventOwnerChange *event);
-};
-
-static void gtk_clipboard_class_init   (GtkClipboardClass   *class);
-static void gtk_clipboard_finalize     (GObject             *object);
-static void gtk_clipboard_owner_change (GtkClipboard        *clipboard,
-                                        GdkEventOwnerChange *event);
-
-static GObjectClass *parent_class;
-static guint         clipboard_signals[LAST_SIGNAL] = { 0 };
-
-GType
-gtk_clipboard_get_type (void)
-{
-  static GType clipboard_type = 0;
-
-  if (!clipboard_type)
-    {
-      const GTypeInfo clipboard_info =
-        {
-          sizeof (GtkClipboardClass),
-          NULL,           /* base_init */
-          NULL,           /* base_finalize */
-          (GClassInitFunc) gtk_clipboard_class_init,
-          NULL,           /* class_finalize */
-          NULL,           /* class_data */
-          sizeof (GtkClipboard),
-          0,              /* n_preallocs */
-          (GInstanceInitFunc) NULL,
-        };
-
-      clipboard_type = g_type_register_static (G_TYPE_OBJECT, I_("GtkClipboard"),
-                                               &clipboard_info, 0);
-    }
-
-  return clipboard_type;
-}
+#ifdef GDK_WINDOWING_WAYLAND
+
+static void gtk_clipboard_wayland_owner_change     (GtkClipboard             *clipboard,
+                                                    GdkEventOwnerChange      *event);
+static gboolean gtk_clipboard_wayland_set_contents (GtkClipboard             *clipboard,
+                                                    const GtkTargetEntry     *targets,
+                                                    guint                     n_targets,
+                                                    GtkClipboardGetFunc       get_func,
+                                                    GtkClipboardClearFunc     clear_func,
+                                                    gpointer                  user_data,
+                                                    gboolean                  have_owner);
+static void gtk_clipboard_wayland_clear            (GtkClipboard             *clipboard);
+static void gtk_clipboard_wayland_request_contents (GtkClipboard             *clipboard,
+                                                    GdkAtom                   target,
+                                                    GtkClipboardReceivedFunc  callback,
+                                                    gpointer                  user_data);
+static void gtk_clipboard_wayland_set_can_store    (GtkClipboard             *clipboard,
+                                                    const GtkTargetEntry     *targets,
+                                                    gint                      n_targets);
+static void gtk_clipboard_wayland_store            (GtkClipboard             *clipboard);
+
+G_DEFINE_TYPE (GtkClipboardWayland, gtk_clipboard_wayland, GTK_TYPE_CLIPBOARD);
 
 static void
-gtk_clipboard_class_init (GtkClipboardClass *class)
+gtk_clipboard_wayland_class_init (GtkClipboardWaylandClass *klass)
 {
-  GObjectClass *gobject_class = G_OBJECT_CLASS (class);
-
-  parent_class = g_type_class_peek_parent (class);
+  GtkClipboardClass *clipboard_class = GTK_CLIPBOARD_CLASS (klass);
 
-  gobject_class->finalize = gtk_clipboard_finalize;
-
-  class->owner_change = gtk_clipboard_owner_change;
-
-  clipboard_signals[OWNER_CHANGE] =
-    g_signal_new (I_("owner-change"),
-                  G_TYPE_FROM_CLASS (gobject_class),
-                  G_SIGNAL_RUN_FIRST,
-                  G_STRUCT_OFFSET (GtkClipboardClass, owner_change),
-                  NULL, NULL,
-                  _gtk_marshal_VOID__BOXED,
-                  G_TYPE_NONE, 1,
-                  GDK_TYPE_EVENT | G_SIGNAL_TYPE_STATIC_SCOPE);
-}
-
-static void
-gtk_clipboard_finalize (GObject *object)
-{
-  G_OBJECT_CLASS (parent_class)->finalize (object);
+  clipboard_class->set_contents = gtk_clipboard_wayland_set_contents;
+  clipboard_class->clear = gtk_clipboard_wayland_clear;
+  clipboard_class->request_contents = gtk_clipboard_wayland_request_contents;
+  clipboard_class->set_can_store = gtk_clipboard_wayland_set_can_store;
+  clipboard_class->store = gtk_clipboard_wayland_store;
+  clipboard_class->owner_change = gtk_clipboard_wayland_owner_change;
 }
 
 static void
-clipboard_display_closed (GdkDisplay   *display,
-                         gboolean      is_error,
-                         GtkClipboard *clipboard)
+gtk_clipboard_wayland_init (GtkClipboardWayland *clipboard)
 {
-  GSList *clipboards;
-
-  clipboards = g_object_get_data (G_OBJECT (display), "gtk-clipboard-list");
-  g_object_run_dispose (G_OBJECT (clipboard));
-  clipboards = g_slist_remove (clipboards, clipboard);
-  g_object_set_data (G_OBJECT (display), I_("gtk-clipboard-list"), clipboards);
-  g_object_unref (clipboard);
 }
 
-static GtkClipboard *
-clipboard_peek (GdkDisplay *display, 
-               GdkAtom     selection,
-               gboolean    only_if_exists)
-{
-  GtkClipboard *clipboard = NULL;
-  GSList *clipboards;
-  GSList *tmp_list;
-
-  if (selection == GDK_NONE)
-    selection = GDK_SELECTION_CLIPBOARD;
-
-  clipboards = g_object_get_data (G_OBJECT (display), "gtk-clipboard-list");
-
-  tmp_list = clipboards;
-  while (tmp_list)
-    {
-      clipboard = tmp_list->data;
-      if (clipboard->selection == selection)
-        break;
-
-      tmp_list = tmp_list->next;
-    }
-
-  if (!tmp_list && !only_if_exists)
-    {
-      clipboard = g_object_new (GTK_TYPE_CLIPBOARD, NULL);
-      clipboard->selection = selection;
-      clipboard->display = display;
-
-      clipboards = g_slist_prepend (clipboards, clipboard);
-      g_object_set_data (G_OBJECT (display), I_("gtk-clipboard-list"), clipboards);
-      g_signal_connect (display, "closed",
-                        G_CALLBACK (clipboard_display_closed), clipboard);
-      gdk_display_request_selection_notification (display, selection);
-    }
-  
-  return clipboard;
-}
-
-GtkClipboard *
-gtk_clipboard_get_for_display (GdkDisplay *display,
-                               GdkAtom     selection)
-{
-  g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
-  g_return_val_if_fail (!gdk_display_is_closed (display), NULL);
-
-  return clipboard_peek (display, selection, FALSE);
-}
-
-GtkClipboard *
-gtk_clipboard_get (GdkAtom selection)
-{
-  return gtk_clipboard_get_for_display (gdk_display_get_default (), selection);
-}
-
-
 struct _SetContentClosure {
     GtkClipboard *clipboard;
     GtkClipboardGetFunc get_func;
@@ -244,7 +120,8 @@ static void
 clipboard_owner_destroyed (gpointer data,
                           GObject *owner)
 {
-  GtkClipboard *clipboard = (GtkClipboard *) data;
+  GtkClipboardWayland *clipboard = GTK_CLIPBOARD_WAYLAND (data);
+  GtkClipboard *gtkclipboard = GTK_CLIPBOARD (data);
   SetContentClosure *last_closure = clipboard->last_closure;
 
   last_closure->userdata = NULL;
@@ -252,18 +129,19 @@ clipboard_owner_destroyed (gpointer data,
   last_closure->clear_func = NULL;
   last_closure->have_owner = FALSE;
 
-  gtk_clipboard_clear (clipboard);
+  gtk_clipboard_clear (gtkclipboard);
 }
 
 static gboolean
-gtk_clipboard_set_contents (GtkClipboard         *clipboard,
-                            const GtkTargetEntry *targets,
-                            guint                 n_targets,
-                            GtkClipboardGetFunc   get_func,
-                            GtkClipboardClearFunc clear_func,
-                            gpointer              user_data,
-                            gboolean              have_owner)
-{
+gtk_clipboard_wayland_set_contents (GtkClipboard         *gtkclipboard,
+                                    const GtkTargetEntry *targets,
+                                    guint                 n_targets,
+                                    GtkClipboardGetFunc   get_func,
+                                    GtkClipboardClearFunc clear_func,
+                                    gpointer              user_data,
+                                    gboolean              have_owner)
+{
+  GtkClipboardWayland *clipboard = GTK_CLIPBOARD_WAYLAND (gtkclipboard);
   GdkDeviceManager *device_manager;
   GdkDevice *device;
   gint i;
@@ -274,10 +152,10 @@ gtk_clipboard_set_contents (GtkClipboard         *clipboard,
   if (!last_closure ||
       (!last_closure->have_owner && have_owner) ||
       (last_closure->userdata != user_data)) {
-    gtk_clipboard_clear (clipboard);
+    gtk_clipboard_clear (gtkclipboard);
 
     closure = g_new0 (SetContentClosure, 1);
-    closure->clipboard = clipboard;
+    closure->clipboard = gtkclipboard;
     closure->userdata = user_data;
     closure->have_owner = have_owner;
 
@@ -317,55 +195,10 @@ gtk_clipboard_set_contents (GtkClipboard         *clipboard,
   return TRUE;
 }
 
-gboolean
-gtk_clipboard_set_with_data (GtkClipboard          *clipboard,
-                             const GtkTargetEntry  *targets,
-                             guint                  n_targets,
-                             GtkClipboardGetFunc    get_func,
-                             GtkClipboardClearFunc  clear_func,
-                             gpointer               user_data)
-{
-  g_return_val_if_fail (clipboard != NULL, FALSE);
-  g_return_val_if_fail (targets != NULL, FALSE);
-  g_return_val_if_fail (get_func != NULL, FALSE);
-
-  return gtk_clipboard_set_contents (clipboard, targets, n_targets,
-                                     get_func, clear_func, user_data,
-                                     FALSE);
-}
-
-gboolean
-gtk_clipboard_set_with_owner (GtkClipboard          *clipboard,
-                              const GtkTargetEntry  *targets,
-                              guint                  n_targets,
-                              GtkClipboardGetFunc    get_func,
-                              GtkClipboardClearFunc  clear_func,
-                              GObject               *owner)
-{
-  g_return_val_if_fail (clipboard != NULL, FALSE);
-  g_return_val_if_fail (targets != NULL, FALSE);
-  g_return_val_if_fail (get_func != NULL, FALSE);
-  g_return_val_if_fail (G_IS_OBJECT (owner), FALSE);
-
-  return gtk_clipboard_set_contents (clipboard, targets, n_targets,
-                                     get_func, clear_func, owner,
-                                     TRUE);
-}
-
-GObject *
-gtk_clipboard_get_owner (GtkClipboard *clipboard)
-{
-  g_return_val_if_fail (clipboard != NULL, NULL);
-
-  if (clipboard->owner)
-    return clipboard->owner;
-  else
-    return NULL;
-}
-
-void
-gtk_clipboard_clear (GtkClipboard *clipboard)
+static void
+gtk_clipboard_wayland_clear (GtkClipboard *gtkclipboard)
 {
+  GtkClipboardWayland *clipboard = GTK_CLIPBOARD_WAYLAND (gtkclipboard);
   GdkDeviceManager *device_manager;
   GdkDevice *device;
 
@@ -379,7 +212,7 @@ gtk_clipboard_clear (GtkClipboard *clipboard)
 
   if (clipboard->last_closure->clear_func)
     {
-      clipboard->last_closure->clear_func (clipboard,
+      clipboard->last_closure->clear_func (gtkclipboard,
                                            clipboard->last_closure->userdata);
     }
 
@@ -392,94 +225,6 @@ gtk_clipboard_clear (GtkClipboard *clipboard)
   clipboard->last_closure = NULL;
 }
 
-static void 
-text_get_func (GtkClipboard     *clipboard,
-               GtkSelectionData *selection_data,
-               guint             info,
-               gpointer          data)
-{
-  gtk_selection_data_set_text (selection_data, data, -1);
-}
-
-static void 
-text_clear_func (GtkClipboard *clipboard,
-                 gpointer      data)
-{
-  g_free (data);
-}
-
-void
-gtk_clipboard_set_text (GtkClipboard *clipboard,
-                        const gchar  *text,
-                        gint          len)
-{
-  GtkTargetEntry target = { "text/plain;charset=utf-8", 0, 0 };
-
-  g_return_if_fail (clipboard != NULL);
-  g_return_if_fail (text != NULL);
-
-  if (len < 0)
-    len = strlen (text);
-
-  gtk_clipboard_set_with_data (clipboard, 
-                               &target, 1,
-                               text_get_func, text_clear_func,
-                               g_strndup (text, len));
-  gtk_clipboard_set_can_store (clipboard, NULL, 0);
-}
-
-
-static void
-pixbuf_get_func (GtkClipboard     *clipboard,
-                 GtkSelectionData *selection_data,
-                 guint             info,
-                 gpointer          data)
-{
-  gtk_selection_data_set_pixbuf (selection_data, data);
-}
-
-static void 
-pixbuf_clear_func (GtkClipboard *clipboard,
-                   gpointer      data)
-{
-  g_object_unref (data);
-}
-
-void
-gtk_clipboard_set_image (GtkClipboard *clipboard,
-                         GdkPixbuf    *pixbuf)
-{
-  GtkTargetList *list;
-  GList *l;
-  GtkTargetEntry *targets;
-  gint n_targets, i;
-
-  g_return_if_fail (clipboard != NULL);
-  g_return_if_fail (GDK_IS_PIXBUF (pixbuf));
-
-  list = gtk_target_list_new (NULL, 0);
-  gtk_target_list_add_image_targets (list, 0, TRUE);
-
-  n_targets = g_list_length (list->list);
-  targets = g_new0 (GtkTargetEntry, n_targets);
-  for (l = list->list, i = 0; l; l = l->next, i++)
-    {
-      GtkTargetPair *pair = (GtkTargetPair *)l->data;
-      targets[i].target = gdk_atom_name (pair->target);
-    }
-
-  gtk_clipboard_set_with_data (clipboard, 
-                               targets, n_targets,
-                               pixbuf_get_func, pixbuf_clear_func,
-                               g_object_ref (pixbuf));
-  gtk_clipboard_set_can_store (clipboard, NULL, 0);
-
-  for (i = 0; i < n_targets; i++)
-    g_free (targets[i].target);
-  g_free (targets);
-  gtk_target_list_unref (list);
-}
-
 typedef struct {
     GtkClipboard *clipboard;
     GCallback cb;
@@ -507,11 +252,11 @@ _request_generic_cb (GdkDevice   *device,
   g_free (closure);
 }
 
-void
-gtk_clipboard_request_contents (GtkClipboard            *clipboard,
-                                GdkAtom                  target,
-                                GtkClipboardReceivedFunc callback,
-                                gpointer                 user_data)
+static void
+gtk_clipboard_wayland_request_contents (GtkClipboard            *gtkclipboard,
+                                        GdkAtom                  target,
+                                        GtkClipboardReceivedFunc callback,
+                                        gpointer                 user_data)
 {
   GdkDeviceManager *device_manager;
   GdkDevice *device;
@@ -521,7 +266,7 @@ gtk_clipboard_request_contents (GtkClipboard            *clipboard,
   device = gdk_device_manager_get_client_pointer (device_manager);
 
   closure = g_new0 (ClipboardRequestClosure, 1);
-  closure->clipboard = clipboard;
+  closure->clipboard = gtkclipboard;
   closure->cb = (GCallback)callback;
   closure->userdata = user_data;
   closure->target = target;
@@ -534,412 +279,24 @@ gtk_clipboard_request_contents (GtkClipboard            *clipboard,
 }
 
 static void
-_request_text_cb (GdkDevice   *device,
-                  const gchar *data,
-                  gsize        len,
-                  gpointer     userdata)
+gtk_clipboard_wayland_owner_change (GtkClipboard        *clipboard,
+                                    GdkEventOwnerChange *event)
 {
-  ClipboardRequestClosure *closure = (ClipboardRequestClosure *)userdata;
-  GtkClipboardTextReceivedFunc cb = (GtkClipboardTextReceivedFunc)closure->cb;
 
-  cb (closure->clipboard, data, closure->userdata);
-
-  g_free (closure);
 }
 
-void
-gtk_clipboard_request_text (GtkClipboard                *clipboard,
-                            GtkClipboardTextReceivedFunc callback,
-                            gpointer                     user_data)
-{
-  GdkDeviceManager *device_manager;
-  GdkDevice *device;
-
-  ClipboardRequestClosure *closure;
-
-  device_manager = gdk_display_get_device_manager (gdk_display_get_default ());
-  device = gdk_device_manager_get_client_pointer (device_manager);
-
-  closure = g_new0 (ClipboardRequestClosure, 1);
-  closure->clipboard = clipboard;
-  closure->cb = (GCallback)callback;
-  closure->userdata = user_data;
-  gdk_wayland_device_request_selection_content (device,
-                                                "text/plain;charset=utf-8",
-                                                _request_text_cb,
-                                                closure);
-}
-
-void
-gtk_clipboard_request_rich_text (GtkClipboard                    *clipboard,
-                                 GtkTextBuffer                   *buffer,
-                                 GtkClipboardRichTextReceivedFunc callback,
-                                 gpointer                         user_data)
-{
-  /* FIXME: Implement */
-}
-
-void
-gtk_clipboard_request_image (GtkClipboard                  *clipboard,
-                             GtkClipboardImageReceivedFunc  callback,
-                             gpointer                       user_data)
-{
-  /* FIXME: Implement */
-}
-
-void
-gtk_clipboard_request_uris (GtkClipboard                *clipboard,
-                            GtkClipboardURIReceivedFunc  callback,
-                            gpointer                     user_data)
-{
-  /* FIXME: Implement */
-}
-
-void
-gtk_clipboard_request_targets (GtkClipboard                    *clipboard,
-                               GtkClipboardTargetsReceivedFunc  callback,
-                               gpointer                         user_data)
-{
-  GdkAtom *targets;
-  gint n_targets;
-
-  gtk_clipboard_wait_for_targets (clipboard, &targets, &n_targets);
-
-  callback (clipboard, targets, n_targets, user_data);
-
-  g_free (targets);
-}
-
-typedef struct {
-    GMainLoop *loop;
-    GtkSelectionData *selection_data;
-} WaitClosure;
-
 static void
-_wait_for_contents_cb (GtkClipboard     *clipboard,
-                       GtkSelectionData *selection_data,
-                       gpointer          userdata)
-{
-  WaitClosure *closure = (WaitClosure *)userdata;
-
-  if (gtk_selection_data_get_length (selection_data) != -1)
-    closure->selection_data = gtk_selection_data_copy (selection_data);
-
-  g_main_loop_quit (closure->loop);
-}
-
-GtkSelectionData *
-gtk_clipboard_wait_for_contents (GtkClipboard *clipboard,
-                                 GdkAtom       target)
-{
-  GdkDeviceManager *device_manager;
-  GdkDevice *device;
-  WaitClosure *closure;
-  GtkSelectionData *selection_data = NULL;
-
-  g_return_val_if_fail (clipboard != NULL, NULL);
-  g_return_val_if_fail (target != GDK_NONE, NULL);
-
-  device_manager = gdk_display_get_device_manager (clipboard->display);
-  device = gdk_device_manager_get_client_pointer (device_manager);
-
-  if (target == gdk_atom_intern_static_string ("TARGETS")) 
-    {
-      GdkAtom *atoms;
-      gint nr_atoms;
-
-      selection_data = g_slice_new0 (GtkSelectionData);
-      selection_data->selection = GDK_SELECTION_CLIPBOARD;
-      selection_data->target = target;
-
-      nr_atoms = gdk_wayland_device_get_selection_type_atoms (device, &atoms);
-      gtk_selection_data_set (selection_data,
-                              GDK_SELECTION_TYPE_ATOM, 32,
-                              (guchar *)atoms,
-                              32 * nr_atoms);
-
-      g_free (atoms);
-
-      return selection_data;
-    }
-
-  closure = g_new0 (WaitClosure, 1);
-  closure->selection_data = NULL;
-  closure->loop = g_main_loop_new (NULL, TRUE);
-
-  gtk_clipboard_request_contents (clipboard,
-                                  target,
-                                  _wait_for_contents_cb,
-                                  closure);
-
-  if (g_main_loop_is_running (closure->loop))
-    {
-      gdk_threads_leave ();
-      g_main_loop_run (closure->loop);
-      gdk_threads_enter ();
-    }
-
-  g_main_loop_unref (closure->loop);
-
-  selection_data = closure->selection_data;
-
-  g_free (closure);
-
-  return selection_data;
-}
-
-gchar *
-gtk_clipboard_wait_for_text (GtkClipboard *clipboard)
-{
-  GtkSelectionData *data;
-  gchar *result;
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard,
-                                     gdk_atom_intern_static_string ("text/plain;charset=utf-8"));
-
-  result = (gchar *)gtk_selection_data_get_text (data);
-
-  gtk_selection_data_free (data);
-
-  return result;
-}
-
-GdkPixbuf *
-gtk_clipboard_wait_for_image (GtkClipboard *clipboard)
-{
-  const gchar *priority[] = { "image/png",
-      "image/tiff",
-      "image/jpeg",
-      "image/gif",
-      "image/bmp" };
-  int i;
-  GtkSelectionData *data;
-
-  for (i = 0; i < G_N_ELEMENTS (priority); i++) 
-    {
-      data = gtk_clipboard_wait_for_contents (clipboard, gdk_atom_intern_static_string (priority[i]));
-
-      if (data)
-        {
-          GdkPixbuf *pixbuf = gtk_selection_data_get_pixbuf (data);
-
-          gtk_selection_data_free (data);
-
-          return pixbuf;
-        }
-    }
-
-  return NULL;
-}
-
-guint8 *
-gtk_clipboard_wait_for_rich_text (GtkClipboard  *clipboard,
-                                  GtkTextBuffer *buffer,
-                                  GdkAtom       *format,
-                                  gsize         *length)
+gtk_clipboard_wayland_set_can_store (GtkClipboard         *clipboard,
+                                     const GtkTargetEntry *targets,
+                                     gint                  n_targets)
 {
   /* FIXME: Implement */
-  return NULL;
-}
-
-gchar **
-gtk_clipboard_wait_for_uris (GtkClipboard *clipboard)
-{
-  GtkSelectionData *data;
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard,
-                                     gdk_atom_intern_static_string ("text/uri-list"));
-  if (data)
-    {
-      gchar **uris;
-
-      uris = gtk_selection_data_get_uris (data);
-      gtk_selection_data_free (data);
-
-      return uris;
-    }  
-
-  return NULL;
-}
-
-GdkDisplay *
-gtk_clipboard_get_display (GtkClipboard *clipboard)
-{
-  g_return_val_if_fail (clipboard != NULL, NULL);
-
-  return clipboard->display;
-}
-
-gboolean
-gtk_clipboard_wait_is_text_available (GtkClipboard *clipboard)
-{
-  GtkSelectionData *data;
-  gboolean result = FALSE;
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard,
-                                     gdk_atom_intern_static_string ("TARGETS"));
-  if (data)
-    {
-      result = gtk_selection_data_targets_include_text (data);
-      gtk_selection_data_free (data);
-    }
-
-  return result;
-}
-
-gboolean
-gtk_clipboard_wait_is_rich_text_available (GtkClipboard  *clipboard,
-                                           GtkTextBuffer *buffer)
-{
-  GtkSelectionData *data;
-  gboolean result = FALSE;
-
-  g_return_val_if_fail (GTK_IS_CLIPBOARD (clipboard), FALSE);
-  g_return_val_if_fail (GTK_IS_TEXT_BUFFER (buffer), FALSE);
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard,
-                                     gdk_atom_intern_static_string ("TARGETS"));
-  if (data)
-    {
-      result = gtk_selection_data_targets_include_rich_text (data, buffer);
-      gtk_selection_data_free (data);
-    }
-
-  return result;
-}
-
-gboolean
-gtk_clipboard_wait_is_image_available (GtkClipboard *clipboard)
-{
-  GtkSelectionData *data;
-  gboolean result = FALSE;
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard, 
-                                     gdk_atom_intern_static_string ("TARGETS"));
-  if (data)
-    {
-      result = gtk_selection_data_targets_include_image (data, FALSE);
-      gtk_selection_data_free (data);
-    }
-
-  return result;
-}
-
-gboolean
-gtk_clipboard_wait_is_uris_available (GtkClipboard *clipboard)
-{
-  GtkSelectionData *data;
-  gboolean result = FALSE;
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard, 
-                                     gdk_atom_intern_static_string ("TARGETS"));
-  if (data)
-    {
-      result = gtk_selection_data_targets_include_uri (data);
-      gtk_selection_data_free (data);
-    }
-
-  return result;
-}
-
-gboolean
-gtk_clipboard_wait_for_targets (GtkClipboard  *clipboard,
-                                GdkAtom      **targets,
-                                gint          *n_targets)
-{
-  GtkSelectionData *data;
-  gboolean result = FALSE;
-
-  g_return_val_if_fail (clipboard != NULL, FALSE);
-
-  data =
-    gtk_clipboard_wait_for_contents (clipboard,
-                                     gdk_atom_intern_static_string ("TARGETS"));
-
-  if (data)
-    {
-      GdkAtom *tmp_targets;
-      gint tmp_n_targets;
-
-      result = gtk_selection_data_get_targets (data,
-                                               &tmp_targets,
-                                               &tmp_n_targets);
-
-      if (n_targets)
-        *n_targets = tmp_n_targets;
-
-      if (targets)
-        *targets = tmp_targets;
-      else
-        g_free (tmp_targets);
-
-      gtk_selection_data_free (data);
-    }
-
-  return result;
 }
 
 static void
-gtk_clipboard_owner_change (GtkClipboard        *clipboard,
-                            GdkEventOwnerChange *event)
-{
-
-}
-
-gboolean
-gtk_clipboard_wait_is_target_available (GtkClipboard *clipboard,
-                                        GdkAtom       target)
-{
-  GdkAtom *targets;
-  gint i, n_targets;
-  gboolean retval = FALSE;
-
-  g_return_val_if_fail (clipboard != NULL, FALSE);
-
-  if (!gtk_clipboard_wait_for_targets (clipboard, &targets, &n_targets))
-    return FALSE;
-
-  for (i = 0; i < n_targets; i++)
-    {
-      if (targets[i] == target)
-        {
-          retval = TRUE;
-          break;
-        }
-    }
-
-  g_free (targets);
-
-  return retval;
-}
-
-void
-_gtk_clipboard_handle_event (GdkEventOwnerChange *event)
-{
-}
-
-void
-gtk_clipboard_set_can_store (GtkClipboard         *clipboard,
-                             const GtkTargetEntry *targets,
-                             gint                  n_targets)
-{
-  /* FIXME: Implement */
-}
-
-void
-gtk_clipboard_store (GtkClipboard *clipboard)
+gtk_clipboard_wayland_store (GtkClipboard *clipboard)
 {
   /* FIXME: Implement */
 }
 
-void
-_gtk_clipboard_store_all (void)
-{
-  /* FIXME: Implement */
-}
+#endif /* GDK_WINDOWING_WAYLAND */
diff --git a/gtk/gtkclipboard-waylandprivate.h b/gtk/gtkclipboard-waylandprivate.h
new file mode 100644
index 0000000..7a5b58e
--- /dev/null
+++ b/gtk/gtkclipboard-waylandprivate.h
@@ -0,0 +1,54 @@
+/* GTK - The GIMP Toolkit
+ * Copyright (C) 2000 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GTK_CLIPBOARD_WAYLAND_WAYLAND_PRIVATE_H__
+#define __GTK_CLIPBOARD_WAYLAND_WAYLAND_PRIVATE_H__
+
+#include <gdk/wayland/gdkwayland.h>
+#include <gtk/gtkclipboardprivate.h>
+
+#ifdef GDK_WINDOWING_WAYLAND
+
+#define GTK_TYPE_CLIPBOARD_WAYLAND            (gtk_clipboard_wayland_get_type ())
+#define GTK_CLIPBOARD_WAYLAND(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), 
GTK_TYPE_CLIPBOARD_WAYLAND, GtkClipboardWayland))
+#define GTK_IS_CLIPBOARD_WAYLAND(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), 
GTK_TYPE_CLIPBOARD_WAYLAND))
+#define GTK_CLIPBOARD_WAYLAND_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CLIPBOARD_WAYLAND, 
GtkClipboardWaylandClass))
+#define GTK_IS_CLIPBOARD_WAYLAND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CLIPBOARD_WAYLAND))
+#define GTK_CLIPBOARD_WAYLAND_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CLIPBOARD_WAYLAND, 
GtkClipboardWaylandClass))
+
+typedef struct _GtkClipboardWayland GtkClipboardWayland;
+typedef struct _GtkClipboardWaylandClass GtkClipboardWaylandClass;
+
+typedef struct _SetContentClosure SetContentClosure;
+
+struct _GtkClipboardWayland
+{
+  GtkClipboard parent_instance;
+
+  SetContentClosure *last_closure;
+};
+
+struct _GtkClipboardWaylandClass
+{
+  GtkClipboardClass parent_class;
+};
+
+GType         gtk_clipboard_wayland_get_type (void) G_GNUC_CONST;
+
+#endif /* GDK_WINDOWING_WAYLAND */
+
+#endif /* __GTK_CLIPBOARD_WAYLAND_WAYLAND_PRIVATE_H__ */
diff --git a/gtk/gtkclipboard.c b/gtk/gtkclipboard.c
index 2407352..a460e47 100644
--- a/gtk/gtkclipboard.c
+++ b/gtk/gtkclipboard.c
@@ -23,6 +23,9 @@
 
 #include "gtkclipboard.h"
 #include "gtkclipboardprivate.h"
+#ifdef GDK_WINDOWING_WAYLAND
+#include "gtkclipboard-waylandprivate.h"
+#endif
 #include "gtkinvisible.h"
 #include "gtkmain.h"
 #include "gtkmarshalers.h"
@@ -1914,7 +1917,13 @@ clipboard_peek (GdkDisplay *display,
 
   if (!tmp_list && !only_if_exists)
     {
-      clipboard = g_object_new (GTK_TYPE_CLIPBOARD, NULL);
+#ifdef GDK_WINDOWING_WAYLAND
+      if (GDK_IS_WAYLAND_DISPLAY (display))
+        clipboard = g_object_new (GTK_TYPE_CLIPBOARD_WAYLAND, NULL);
+      else
+#endif
+        clipboard = g_object_new (GTK_TYPE_CLIPBOARD, NULL);
+
       clipboard->selection = selection;
       clipboard->display = display;
       clipboard->n_cached_targets = -1;


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