forked from AuroraMiddleware/gtk
7cfc56dbd3
Thu Aug 23 20:01:41 2001 Kristian Rietveld <kristian@planet.nl>
* gtk/gtktreemodelsort.[ch], gtk/gtktreesortable.[ch],
gtk/gtktreestore.[ch], gtk/gtktreeviewcolumn.[ch],
gtk/gtkliststore.[ch]: use GtkSortType instead of GtkTreeSortOrder.
(#59173).
134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/* gtktreesortable.c
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* Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
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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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#include "gtktreesortable.h"
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#include "gtksignal.h"
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static void gtk_tree_sortable_base_init (gpointer g_class);
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GtkType
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gtk_tree_sortable_get_type (void)
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{
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static GtkType tree_sortable_type = 0;
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if (! tree_sortable_type)
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{
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static const GTypeInfo tree_sortable_info =
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{
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sizeof (GtkTreeSortableIface), /* class_size */
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gtk_tree_sortable_base_init, /* base_init */
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NULL, /* base_finalize */
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NULL,
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NULL, /* class_finalize */
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NULL, /* class_data */
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0,
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0,
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NULL
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};
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tree_sortable_type = g_type_register_static (G_TYPE_INTERFACE, "GtkTreeSortable", &tree_sortable_info, 0);
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g_type_interface_add_prerequisite (tree_sortable_type, G_TYPE_OBJECT);
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}
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return tree_sortable_type;
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}
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static void
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gtk_tree_sortable_base_init (gpointer g_class)
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{
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static gboolean initialized = FALSE;
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if (! initialized)
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{
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g_signal_new ("sort_column_changed",
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GTK_TYPE_TREE_SORTABLE,
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GtkTreeSortableIface, sort_column_changed),
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NULL, NULL,
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gtk_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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initialized = TRUE;
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}
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}
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void
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gtk_tree_sortable_sort_column_changed (GtkTreeSortable *sortable)
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{
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g_return_if_fail (GTK_IS_TREE_SORTABLE (sortable));
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g_signal_emit_by_name (G_OBJECT (sortable),
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"sort_column_changed");
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}
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gboolean
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gtk_tree_sortable_get_sort_column_id (GtkTreeSortable *sortable,
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gint *sort_column_id,
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GtkSortType *order)
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{
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GtkTreeSortableIface *iface;
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g_return_val_if_fail (GTK_IS_TREE_SORTABLE (sortable), FALSE);
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iface = GTK_TREE_SORTABLE_GET_IFACE (sortable);
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g_return_val_if_fail (iface != NULL, FALSE);
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g_return_val_if_fail (iface->get_sort_column_id != NULL, FALSE);
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return (* iface->get_sort_column_id) (sortable, sort_column_id, order);
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}
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void
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gtk_tree_sortable_set_sort_column_id (GtkTreeSortable *sortable,
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gint sort_column_id,
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GtkSortType order)
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{
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GtkTreeSortableIface *iface;
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g_return_if_fail (GTK_IS_TREE_SORTABLE (sortable));
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iface = GTK_TREE_SORTABLE_GET_IFACE (sortable);
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g_return_if_fail (iface != NULL);
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g_return_if_fail (iface->set_sort_column_id != NULL);
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(* iface->set_sort_column_id) (sortable, sort_column_id, order);
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}
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void
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gtk_tree_sortable_set_sort_func (GtkTreeSortable *sortable,
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gint sort_column_id,
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GtkTreeIterCompareFunc func,
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gpointer data,
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GtkDestroyNotify destroy)
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{
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GtkTreeSortableIface *iface;
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g_return_if_fail (GTK_IS_TREE_SORTABLE (sortable));
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iface = GTK_TREE_SORTABLE_GET_IFACE (sortable);
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g_return_if_fail (iface != NULL);
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g_return_if_fail (iface->set_sort_func != NULL);
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(* iface->set_sort_func) (sortable, sort_column_id, func, data, destroy);
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}
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