Learning_GTK4_tree/gdk/gdkdragprivate.h

85 lines
3.4 KiB
C
Raw Normal View History

2023-12-12 11:36:42 +01:00
/* GDK - The GIMP Drawing Kit
* Copyright (C) 2010, 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/>.
*/
#pragma once
#include "gdkdrag.h"
G_BEGIN_DECLS
#define GDK_DRAG_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DRAG, GdkDragClass))
#define GDK_IS_DRAG_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DRAG))
#define GDK_DRAG_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DRAG, GdkDragClass))
typedef struct _GdkDragClass GdkDragClass;
struct _GdkDragClass {
GObjectClass parent_class;
GdkSurface* (*get_drag_surface) (GdkDrag *drag);
void (*set_hotspot) (GdkDrag *drag,
int hot_x,
int hot_y);
void (*drop_done) (GdkDrag *drag,
gboolean success);
void (*set_cursor) (GdkDrag *drag,
GdkCursor *cursor);
void (*cancel) (GdkDrag *drag,
GdkDragCancelReason reason);
void (*drop_performed) (GdkDrag *drag,
guint32 time);
void (*dnd_finished) (GdkDrag *drag);
gboolean (*handle_event) (GdkDrag *drag,
GdkEvent *event);
};
struct _GdkDrag {
GObject parent_instance;
};
void gdk_drag_set_cursor (GdkDrag *drag,
GdkCursor *cursor);
void gdk_drag_set_actions (GdkDrag *drag,
GdkDragAction actions);
void gdk_drag_set_selected_action (GdkDrag *drag,
GdkDragAction action);
void gdk_drag_cancel (GdkDrag *drag,
GdkDragCancelReason reason);
gboolean gdk_drag_handle_source_event (GdkEvent *event);
GdkCursor * gdk_drag_get_cursor (GdkDrag *drag,
GdkDragAction action);
void gdk_drag_write_async (GdkDrag *drag,
const char *mime_type,
GOutputStream *stream,
int io_priority,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
gboolean gdk_drag_write_finish (GdkDrag *drag,
GAsyncResult *result,
GError **error);
G_END_DECLS