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/* gtktreednd.h
* Copyright (C) 2001 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#ifndef __GTK_TREE_DND_H__
#define __GTK_TREE_DND_H__
#include <gtk/gtktreemodel.h>
#include <gtk/gtkdnd.h>
G_BEGIN_DECLS
#define GTK_TYPE_TREE_DRAG_SOURCE (gtk_tree_drag_source_get_type ())
#define GTK_TREE_DRAG_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TREE_DRAG_SOURCE, GtkTreeDragSource))
#define GTK_IS_TREE_DRAG_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_DRAG_SOURCE))
#define GTK_TREE_DRAG_SOURCE_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_TREE_DRAG_SOURCE, GtkTreeDragSourceIface))
typedef struct _GtkTreeDragSource GtkTreeDragSource; /* Dummy typedef */
typedef struct _GtkTreeDragSourceIface GtkTreeDragSourceIface;
struct _GtkTreeDragSourceIface
{
GTypeInterface g_iface;
/* VTable - not signals */
gboolean (* row_draggable) (GtkTreeDragSource *drag_source,
GtkTreePath *path);
gboolean (* drag_data_get) (GtkTreeDragSource *drag_source,
GtkTreePath *path,
GtkSelectionData *selection_data);
gboolean (* drag_data_delete) (GtkTreeDragSource *drag_source,
GtkTreePath *path);
};
GType gtk_tree_drag_source_get_type (void) G_GNUC_CONST;
/* Returns whether the given row can be dragged */
gboolean gtk_tree_drag_source_row_draggable (GtkTreeDragSource *drag_source,
GtkTreePath *path);
/* Deletes the given row, or returns FALSE if it can't */
gboolean gtk_tree_drag_source_drag_data_delete (GtkTreeDragSource *drag_source,
GtkTreePath *path);
/* Fills in selection_data with type selection_data->target based on
* the row denoted by path, returns TRUE if it does anything
*/
gboolean gtk_tree_drag_source_drag_data_get (GtkTreeDragSource *drag_source,
GtkTreePath *path,
GtkSelectionData *selection_data);
#define GTK_TYPE_TREE_DRAG_DEST (gtk_tree_drag_dest_get_type ())
#define GTK_TREE_DRAG_DEST(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TREE_DRAG_DEST, GtkTreeDragDest))
#define GTK_IS_TREE_DRAG_DEST(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_DRAG_DEST))
#define GTK_TREE_DRAG_DEST_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_TREE_DRAG_DEST, GtkTreeDragDestIface))
typedef struct _GtkTreeDragDest GtkTreeDragDest; /* Dummy typedef */
typedef struct _GtkTreeDragDestIface GtkTreeDragDestIface;
struct _GtkTreeDragDestIface
{
GTypeInterface g_iface;
/* VTable - not signals */
gboolean (* drag_data_received) (GtkTreeDragDest *drag_dest,
GtkTreePath *dest,
GtkSelectionData *selection_data);
gboolean (* row_drop_possible) (GtkTreeDragDest *drag_dest,
GtkTreePath *dest_path,
GtkSelectionData *selection_data);
};
GType gtk_tree_drag_dest_get_type (void) G_GNUC_CONST;
/* Inserts a row before dest which contains data in selection_data,
* or returns FALSE if it can't
*/
gboolean gtk_tree_drag_dest_drag_data_received (GtkTreeDragDest *drag_dest,
GtkTreePath *dest,
GtkSelectionData *selection_data);
/* Returns TRUE if we can drop before path; path may not exist. */
gboolean gtk_tree_drag_dest_row_drop_possible (GtkTreeDragDest *drag_dest,
GtkTreePath *dest_path,
GtkSelectionData *selection_data);
/* The selection data would normally have target type GTK_TREE_MODEL_ROW in this
* case. If the target is wrong these functions return FALSE.
*/
gboolean gtk_tree_set_row_drag_data (GtkSelectionData *selection_data,
GtkTreeModel *tree_model,
GtkTreePath *path);
gboolean gtk_tree_get_row_drag_data (GtkSelectionData *selection_data,
GtkTreeModel **tree_model,
GtkTreePath **path);
G_END_DECLS
#endif /* __GTK_TREE_DND_H__ */
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