forked from AuroraMiddleware/gtk
227d59c190
This makes it possible to create filter subclasses by implementing the vcalls. You can optionally chain up to the parent class' implementation, to make it possible to have "your filter + additional custom filtering". Fixes https://bugzilla.gnome.org/show_bug.cgi?id=604150
117 lines
6.2 KiB
C
117 lines
6.2 KiB
C
/* gtktreemodelfilter.h
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* Copyright (C) 2000,2001 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
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* Copyright (C) 2001-2003 Kristian Rietveld <kris@gtk.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#ifndef __GTK_TREE_MODEL_FILTER_H__
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#define __GTK_TREE_MODEL_FILTER_H__
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#include <gdkconfig.h>
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#include <gtk/gtktreemodel.h>
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G_BEGIN_DECLS
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#define GTK_TYPE_TREE_MODEL_FILTER (gtk_tree_model_filter_get_type ())
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#define GTK_TREE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TREE_MODEL_FILTER, GtkTreeModelFilter))
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#define GTK_TREE_MODEL_FILTER_CLASS(vtable) (G_TYPE_CHECK_CLASS_CAST ((vtable), GTK_TYPE_TREE_MODEL_FILTER, GtkTreeModelFilterClass))
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#define GTK_IS_TREE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_MODEL_FILTER))
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#define GTK_IS_TREE_MODEL_FILTER_CLASS(vtable) (G_TYPE_CHECK_CLASS_TYPE ((vtable), GTK_TYPE_TREE_MODEL_FILTER))
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#define GTK_TREE_MODEL_FILTER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_TREE_MODEL_FILTER, GtkTreeModelFilterClass))
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typedef gboolean (* GtkTreeModelFilterVisibleFunc) (GtkTreeModel *model,
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GtkTreeIter *iter,
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gpointer data);
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typedef void (* GtkTreeModelFilterModifyFunc) (GtkTreeModel *model,
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GtkTreeIter *iter,
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GValue *value,
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gint column,
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gpointer data);
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typedef struct _GtkTreeModelFilter GtkTreeModelFilter;
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typedef struct _GtkTreeModelFilterClass GtkTreeModelFilterClass;
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typedef struct _GtkTreeModelFilterPrivate GtkTreeModelFilterPrivate;
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struct _GtkTreeModelFilter
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{
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GObject parent;
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/*< private >*/
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GtkTreeModelFilterPrivate *GSEAL (priv);
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};
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struct _GtkTreeModelFilterClass
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{
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GObjectClass parent_class;
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gboolean (* visible) (GtkTreeModelFilter *self,
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GtkTreeModel *child_model,
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GtkTreeIter *iter);
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void (* modify) (GtkTreeModelFilter *self,
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GtkTreeModel *child_model,
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GtkTreeIter *iter,
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GValue *value,
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gint column);
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/* Padding for future expansion */
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void (*_gtk_reserved0) (void);
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void (*_gtk_reserved1) (void);
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};
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/* base */
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GType gtk_tree_model_filter_get_type (void) G_GNUC_CONST;
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GtkTreeModel *gtk_tree_model_filter_new (GtkTreeModel *child_model,
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GtkTreePath *root);
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void gtk_tree_model_filter_set_visible_func (GtkTreeModelFilter *filter,
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GtkTreeModelFilterVisibleFunc func,
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gpointer data,
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GDestroyNotify destroy);
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void gtk_tree_model_filter_set_modify_func (GtkTreeModelFilter *filter,
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gint n_columns,
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GType *types,
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GtkTreeModelFilterModifyFunc func,
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gpointer data,
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GDestroyNotify destroy);
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void gtk_tree_model_filter_set_visible_column (GtkTreeModelFilter *filter,
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gint column);
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GtkTreeModel *gtk_tree_model_filter_get_model (GtkTreeModelFilter *filter);
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/* conversion */
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gboolean gtk_tree_model_filter_convert_child_iter_to_iter (GtkTreeModelFilter *filter,
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GtkTreeIter *filter_iter,
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GtkTreeIter *child_iter);
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void gtk_tree_model_filter_convert_iter_to_child_iter (GtkTreeModelFilter *filter,
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GtkTreeIter *child_iter,
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GtkTreeIter *filter_iter);
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GtkTreePath *gtk_tree_model_filter_convert_child_path_to_path (GtkTreeModelFilter *filter,
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GtkTreePath *child_path);
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GtkTreePath *gtk_tree_model_filter_convert_path_to_child_path (GtkTreeModelFilter *filter,
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GtkTreePath *filter_path);
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/* extras */
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void gtk_tree_model_filter_refilter (GtkTreeModelFilter *filter);
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void gtk_tree_model_filter_clear_cache (GtkTreeModelFilter *filter);
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G_END_DECLS
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#endif /* __GTK_TREE_MODEL_FILTER_H__ */
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