* Copyright (C) 2000,2001 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
* Copyright (C) 2001-2003 Kristian Rietveld <kris@gtk.org>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU 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 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 program is distributed in the hope that it will be useful,
+ * 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
- * General Public License for more details.
+ * Library General Public License for more details.
*
- * You should have received a copy of the GNU General Public
- * License along with this program; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GTK_TREE_MODEL_FILTER_H__
#define __GTK_TREE_MODEL_FILTER_H__
+#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
+#error "Only <gtk/gtk.h> can be included directly."
+#endif
+
#include <gtk/gtktreemodel.h>
G_BEGIN_DECLS
#define GTK_TREE_MODEL_FILTER_CLASS(vtable) (G_TYPE_CHECK_CLASS_CAST ((vtable), GTK_TYPE_TREE_MODEL_FILTER, GtkTreeModelFilterClass))
#define GTK_IS_TREE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_MODEL_FILTER))
#define GTK_IS_TREE_MODEL_FILTER_CLASS(vtable) (G_TYPE_CHECK_CLASS_TYPE ((vtable), GTK_TYPE_TREE_MODEL_FILTER))
-#define GTK_TREE_MODEL_FILTER_GET_CLASS(inst) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_TREE_MODEL_FILTER, GtkTreeModelFilterClass))
-
+#define GTK_TREE_MODEL_FILTER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_TREE_MODEL_FILTER, GtkTreeModelFilterClass))
+
+/**
+ * GtkTreeModelFilterVisibleFunc:
+ * @model: the child model of the #GtkTreeModelFilter
+ * @iter: a #GtkTreeIter pointing to the row in @model whose visibility
+ * is determined
+ * @data: (closure): user data given to gtk_tree_model_filter_set_visible_func()
+ *
+ * A function which decides whether the row indicated by @iter is visible.
+ *
+ * Returns: Whether the row indicated by @iter is visible.
+ */
typedef gboolean (* GtkTreeModelFilterVisibleFunc) (GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data);
+
+/**
+ * GtkTreeModelFilterModifyFunc:
+ * @model: the #GtkTreeModelFilter
+ * @iter: a #GtkTreeIter pointing to the row whose display values are determined
+ * @value: A #GValue which is already initialized for with the correct type for
+ * the column @column.
+ * @column: the column whose display value is determined
+ * @data: (closure): user data given to gtk_tree_model_filter_set_modify_func()
+ *
+ * A function which calculates display values from raw values in the model.
+ * It must fill @value with the display value for the column @column in the
+ * row indicated by @iter.
+ *
+ * Since this function is called for each data access, it's not a
+ * particularly efficient operation.
+ */
+
typedef void (* GtkTreeModelFilterModifyFunc) (GtkTreeModel *model,
GtkTreeIter *iter,
GValue *value,
{
GObjectClass parent_class;
+ gboolean (* visible) (GtkTreeModelFilter *self,
+ GtkTreeModel *child_model,
+ GtkTreeIter *iter);
+ void (* modify) (GtkTreeModelFilter *self,
+ GtkTreeModel *child_model,
+ GtkTreeIter *iter,
+ GValue *value,
+ gint column);
+
/* Padding for future expansion */
- void (*_gtk_reserved0) (void);
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
+ void (*_gtk_reserved4) (void);
};
/* base */
-GType gtk_tree_model_filter_get_type (void);
+GType gtk_tree_model_filter_get_type (void) G_GNUC_CONST;
GtkTreeModel *gtk_tree_model_filter_new (GtkTreeModel *child_model,
GtkTreePath *root);
void gtk_tree_model_filter_set_visible_func (GtkTreeModelFilter *filter,
GtkTreeModelFilterVisibleFunc func,
gpointer data,
- GtkDestroyNotify destroy);
+ GDestroyNotify destroy);
void gtk_tree_model_filter_set_modify_func (GtkTreeModelFilter *filter,
gint n_columns,
GType *types,
GtkTreeModelFilterModifyFunc func,
gpointer data,
- GtkDestroyNotify destroy);
+ GDestroyNotify destroy);
void gtk_tree_model_filter_set_visible_column (GtkTreeModelFilter *filter,
gint column);
GtkTreeModel *gtk_tree_model_filter_get_model (GtkTreeModelFilter *filter);
/* conversion */
-void gtk_tree_model_filter_convert_child_iter_to_iter (GtkTreeModelFilter *filter,
+gboolean gtk_tree_model_filter_convert_child_iter_to_iter (GtkTreeModelFilter *filter,
GtkTreeIter *filter_iter,
GtkTreeIter *child_iter);
void gtk_tree_model_filter_convert_iter_to_child_iter (GtkTreeModelFilter *filter,
GtkTreeIter *filter_iter);
GtkTreePath *gtk_tree_model_filter_convert_child_path_to_path (GtkTreeModelFilter *filter,
GtkTreePath *child_path);
-GtkTreePath *gtk_tree_model_filter_convert_path_to_child_path (GtkTreeModelFilter *path,
+GtkTreePath *gtk_tree_model_filter_convert_path_to_child_path (GtkTreeModelFilter *filter,
GtkTreePath *filter_path);
/* extras */