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authornobody <nobody@localhost>2003-12-09 09:57:09 +0800
committernobody <nobody@localhost>2003-12-09 09:57:09 +0800
commitf5e6a282cf8e4cb5ee3b12ffc96bc855e0351ebc (patch)
tree75bb0caf9afd4b94842023406d6a7938c5d8b2b7 /widgets/misc/e-source-selector.c
parent0031a7166cd0f3fc0cec0b60c468ca22a8c45b0b (diff)
downloadgsoc2013-evolution-BALSA_2_2_2.tar.gz
gsoc2013-evolution-BALSA_2_2_2.tar.zst
gsoc2013-evolution-BALSA_2_2_2.zip
This commit was manufactured by cvs2svn to create tag 'BALSA_2_2_2'.BALSA_2_2_2
svn path=/tags/BALSA_2_2_2/; revision=23687
Diffstat (limited to 'widgets/misc/e-source-selector.c')
-rw-r--r--widgets/misc/e-source-selector.c747
1 files changed, 0 insertions, 747 deletions
diff --git a/widgets/misc/e-source-selector.c b/widgets/misc/e-source-selector.c
deleted file mode 100644
index 443129c6d8..0000000000
--- a/widgets/misc/e-source-selector.c
+++ /dev/null
@@ -1,747 +0,0 @@
-/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
-/* e-source-selector.c
- *
- * Copyright (C) 2003 Ximian, Inc.
- *
- * 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 program 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.
- *
- * 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.
- *
- * Author: Ettore Perazzoli <ettore@ximian.com>
- */
-
-#include <config.h>
-
-#include "e-source-selector.h"
-
-#include "e-util-marshal.h"
-
-#include <gal/util/e-util.h>
-
-#include <gtk/gtktreeselection.h>
-#include <gtk/gtktreestore.h>
-#include <gtk/gtkcellrenderertoggle.h>
-#include <gtk/gtkcellrenderertext.h>
-
-
-#define PARENT_TYPE gtk_tree_view_get_type ()
-static GtkTreeViewClass *parent_class = NULL;
-
-
-struct _ESourceSelectorPrivate {
- ESourceList *list;
-
- GtkTreeStore *tree_store;
-
- GHashTable *selected_sources;
-
- int rebuild_model_idle_id;
-
- gboolean checkboxes_shown;
-};
-
-
-enum {
- SELECTION_CHANGED,
- PRIMARY_SELECTION_CHANGED,
- FILL_POPUP_MENU,
- NUM_SIGNALS
-};
-static unsigned int signals[NUM_SIGNALS] = { 0 };
-
-
-/* Selection management. */
-
-static GHashTable *
-create_selected_sources_hash (void)
-{
- return g_hash_table_new_full (g_direct_hash, g_direct_equal,
- (GDestroyNotify) g_object_unref, NULL);
-}
-
-static gboolean
-source_is_selected (ESourceSelector *selector,
- ESource *source)
-{
- if (g_hash_table_lookup (selector->priv->selected_sources, source) == NULL)
- return FALSE;
- else
- return TRUE;
-}
-
-static void
-select_source (ESourceSelector *selector,
- ESource *source)
-{
- if (g_hash_table_lookup (selector->priv->selected_sources, source) != NULL)
- return;
-
- g_hash_table_insert (selector->priv->selected_sources, source, source);
- g_object_ref (source);
-}
-
-static void
-unselect_source (ESourceSelector *selector,
- ESource *source)
-{
- if (g_hash_table_lookup (selector->priv->selected_sources, source) == NULL)
- return;
-
- /* (This will unref the source.) */
- g_hash_table_remove (selector->priv->selected_sources, source);
-}
-
-static gboolean
-find_source_iter (ESourceSelector *selector, ESource *source, GtkTreeIter *source_iter)
-{
- GtkTreeModel *model = GTK_TREE_MODEL (selector->priv->tree_store);
- GtkTreeIter iter;
-
- if (gtk_tree_model_get_iter_first (model, &iter)) {
- do {
- if (gtk_tree_model_iter_children (model, source_iter, &iter)) {
- do {
- void *data;
-
- gtk_tree_model_get (model, source_iter, 0, &data, -1);
- g_assert (E_IS_SOURCE (data));
-
- if (E_SOURCE (data) == source)
- return TRUE;
- } while (gtk_tree_model_iter_next (model, source_iter));
- }
- } while (gtk_tree_model_iter_next (model, &iter));
- }
-
- return FALSE;
-}
-
-/* Setting up the model. */
-
-static void
-rebuild_model (ESourceSelector *selector)
-{
- GtkTreeStore *tree_store;
- GtkTreeIter iter;
- GSList *groups, *p;
- GHashTable *new_selected_sources;
-
- new_selected_sources = create_selected_sources_hash ();
-
- tree_store = selector->priv->tree_store;
- gtk_tree_store_clear (GTK_TREE_STORE (tree_store));
-
- groups = e_source_list_peek_groups (selector->priv->list);
- for (p = groups; p != NULL; p = p->next) {
- ESourceGroup *group = E_SOURCE_GROUP (p->data);
- GSList *sources, *q;
-
- gtk_tree_store_append (GTK_TREE_STORE (tree_store), &iter, NULL);
- gtk_tree_store_set (GTK_TREE_STORE (tree_store), &iter, 0, group, -1);
-
- sources = e_source_group_peek_sources (group);
- for (q = sources; q != NULL; q = q->next) {
- ESource *source = E_SOURCE (q->data);
- GtkTreeIter child_iter;
-
- gtk_tree_store_append (GTK_TREE_STORE (tree_store), &child_iter, &iter);
- gtk_tree_store_set (GTK_TREE_STORE (tree_store), &child_iter, 0, source, -1);
-
- if (g_hash_table_lookup (selector->priv->selected_sources, source) != NULL) {
- g_hash_table_insert (new_selected_sources, source, source);
- g_object_ref (source);
- }
- }
- }
-
- /* Since new_selected_sources is a subset of selected_sources, we can tell whether the overall
- selection has changed just by comparing the sizes of the hash tables. */
- if (g_hash_table_size (selector->priv->selected_sources) != g_hash_table_size (new_selected_sources))
- g_signal_emit (selector, signals[SELECTION_CHANGED], 0);
-
- g_hash_table_destroy (selector->priv->selected_sources);
- selector->priv->selected_sources = new_selected_sources;
-}
-
-static int
-on_idle_rebuild_model_callback (ESourceSelector *selector)
-{
- rebuild_model (selector);
- selector->priv->rebuild_model_idle_id = 0;
-
- return FALSE;
-}
-
-static void
-list_changed_callback (ESourceList *list,
- ESourceSelector *selector)
-{
- ESourceSelectorPrivate *priv = selector->priv;
-
- if (priv->rebuild_model_idle_id == 0)
- priv->rebuild_model_idle_id = g_idle_add ((GSourceFunc) on_idle_rebuild_model_callback,
- selector);
-}
-
-static void
-setup_model (ESourceSelector *selector)
-{
- rebuild_model (selector);
-
- g_signal_connect_object (selector->priv->list, "changed", G_CALLBACK (list_changed_callback), G_OBJECT (selector), 0);
-}
-
-
-/* Data functions for rendering the model. */
-
-static void
-toggle_cell_data_func (GtkTreeViewColumn *column,
- GtkCellRenderer *renderer,
- GtkTreeModel *model,
- GtkTreeIter *iter,
- ESourceSelector *selector)
-{
- void *data;
-
- gtk_tree_model_get (model, iter, 0, &data, -1);
-
- if (E_IS_SOURCE_GROUP (data)) {
- g_object_set (renderer, "visible", FALSE, NULL);
- } else {
- g_assert (E_IS_SOURCE (data));
-
- g_object_set (renderer, "visible", selector->priv->checkboxes_shown, NULL);
- if (source_is_selected (selector, E_SOURCE (data)))
- g_object_set (renderer, "active", TRUE, NULL);
- else
- g_object_set (renderer, "active", FALSE, NULL);
- }
-}
-
-static void
-text_cell_data_func (GtkTreeViewColumn *column,
- GtkCellRenderer *renderer,
- GtkTreeModel *model,
- GtkTreeIter *iter,
- ESourceSelector *selector)
-{
- void *data;
-
- gtk_tree_model_get (model, iter, 0, &data, -1);
-
- if (E_IS_SOURCE_GROUP (data)) {
- g_object_set (renderer,
- "text", e_source_group_peek_name (E_SOURCE_GROUP (data)),
- "weight", PANGO_WEIGHT_BOLD,
- "foreground_set", FALSE,
- NULL);
- } else {
- ESource *source;
- guint32 color;
- gboolean has_color;
-
- g_assert (E_IS_SOURCE (data));
- source = E_SOURCE (data);
-
- g_object_set (renderer,
- "text", e_source_peek_name (source),
- "weight", PANGO_WEIGHT_NORMAL,
- NULL);
-
- has_color = e_source_get_color (source, &color);
- if (!has_color) {
- g_object_set (renderer,
- "foreground_set", FALSE,
- NULL);
- } else {
- char *color_string = g_strdup_printf ("#%06x", color);
- g_object_set (renderer,
- "foreground_set", TRUE,
- "foreground", color_string,
- NULL);
- g_free (color_string);
- }
- }
-}
-
-/* Custom selection function to make groups non selectable. */
-static gboolean
-selection_func (GtkTreeSelection *selection,
- GtkTreeModel *model,
- GtkTreePath *path,
- gboolean path_currently_selected,
- ESourceSelector *selector)
-{
- GtkTreeIter iter;
- void *data;
-
- if (! gtk_tree_model_get_iter (model, &iter, path))
- return FALSE;
-
- gtk_tree_model_get (model, &iter, 0, &data, -1);
- if (E_IS_SOURCE_GROUP (data))
- return FALSE;
- else
- return TRUE;
-}
-
-
-/* Callbacks. */
-
-static void
-cell_toggled_callback (GtkCellRendererToggle *renderer,
- const char *path_string,
- ESourceSelector *selector)
-{
- GtkTreeModel *model = GTK_TREE_MODEL (selector->priv->tree_store);
- GtkTreePath *path = gtk_tree_path_new_from_string (path_string);
- GtkTreeIter iter;
- ESource *source;
- void *data;
-
- if (! gtk_tree_model_get_iter (model, &iter, path)) {
- gtk_tree_path_free (path);
- return;
- }
-
- gtk_tree_model_get (model, &iter, 0, &data, -1);
- if (! E_IS_SOURCE (data)) {
- gtk_tree_path_free (path);
- return;
- }
-
- source = E_SOURCE (data);
- if (source_is_selected (selector, source))
- unselect_source (selector, source);
- else
- select_source (selector, source);
-
- gtk_tree_model_row_changed (model, path, &iter);
- g_signal_emit (selector, signals[SELECTION_CHANGED], 0);
-
- gtk_tree_path_free (path);
-}
-
-static void
-selection_changed_callback (GtkTreeSelection *selection,
- ESourceSelector *selector)
-{
- g_signal_emit (selector, signals[PRIMARY_SELECTION_CHANGED], 0);
-}
-
-static gboolean
-selector_button_press_event (GtkWidget *widget, GdkEventButton *event, ESourceSelector *selector)
-{
- GtkWidget *menu;
-
- /* only process right-clicks */
- if (event->button != 3)
- return FALSE;
-
- /* create the menu */
- menu = gtk_menu_new ();
- g_signal_emit (G_OBJECT (selector), signals[FILL_POPUP_MENU], 0, GTK_MENU (menu));
-
- /* popup the menu */
- gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL, event->button, event->time);
-
- return TRUE;
-}
-
-/* GObject methods. */
-
-static void
-impl_dispose (GObject *object)
-{
- ESourceSelectorPrivate *priv = E_SOURCE_SELECTOR (object)->priv;
-
- if (priv->selected_sources != NULL) {
- g_hash_table_destroy (priv->selected_sources);
- priv->selected_sources = NULL;
- }
-
- if (priv->rebuild_model_idle_id != 0) {
- g_source_remove (priv->rebuild_model_idle_id);
- priv->rebuild_model_idle_id = 0;
- }
-
- if (priv->list != NULL) {
- g_object_unref (priv->list);
- priv->list = NULL;
- }
-
- if (priv->tree_store != NULL) {
- g_object_unref (priv->tree_store);
- priv->tree_store = NULL;
- }
-
- (* G_OBJECT_CLASS (parent_class)->dispose) (object);
-}
-
-static void
-impl_finalize (GObject *object)
-{
- ESourceSelectorPrivate *priv = E_SOURCE_SELECTOR (object)->priv;
-
- g_free (priv);
-
- (* G_OBJECT_CLASS (parent_class)->finalize) (object);
-}
-
-
-/* Initialization. */
-
-static void
-class_init (ESourceSelectorClass *class)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (class);
-
- object_class->dispose = impl_dispose;
- object_class->finalize = impl_finalize;
-
- parent_class = g_type_class_peek_parent (class);
-
- signals[SELECTION_CHANGED] =
- g_signal_new ("selection_changed",
- G_OBJECT_CLASS_TYPE (object_class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ESourceSelectorClass, selection_changed),
- NULL, NULL,
- e_util_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- signals[PRIMARY_SELECTION_CHANGED] =
- g_signal_new ("primary_selection_changed",
- G_OBJECT_CLASS_TYPE (object_class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ESourceSelectorClass, primary_selection_changed),
- NULL, NULL,
- e_util_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
- signals[FILL_POPUP_MENU] =
- g_signal_new ("fill_popup_menu",
- G_OBJECT_CLASS_TYPE (object_class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ESourceSelectorClass, fill_popup_menu),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, G_TYPE_OBJECT);
-}
-
-static void
-init (ESourceSelector *selector)
-{
- ESourceSelectorPrivate *priv;
- GtkTreeViewColumn *column;
- GtkCellRenderer *cell_renderer;
- GtkTreeSelection *selection;
-
- priv = g_new0 (ESourceSelectorPrivate, 1);
- selector->priv = priv;
-
- g_signal_connect (G_OBJECT (selector), "button_press_event",
- G_CALLBACK (selector_button_press_event), selector);
-
- priv->checkboxes_shown = TRUE;
-
- priv->selected_sources = create_selected_sources_hash ();
-
- priv->tree_store = gtk_tree_store_new (1, G_TYPE_POINTER);
- gtk_tree_view_set_model (GTK_TREE_VIEW (selector), GTK_TREE_MODEL (priv->tree_store));
-
- column = gtk_tree_view_column_new ();
- gtk_tree_view_append_column (GTK_TREE_VIEW (selector), column);
-
- cell_renderer = gtk_cell_renderer_toggle_new ();
- gtk_tree_view_column_pack_start (column, cell_renderer, FALSE);
- gtk_tree_view_column_set_cell_data_func (column, cell_renderer, (GtkTreeCellDataFunc) toggle_cell_data_func, selector, NULL);
- g_signal_connect (cell_renderer, "toggled", G_CALLBACK (cell_toggled_callback), selector);
-
- cell_renderer = gtk_cell_renderer_text_new ();
- g_object_set (G_OBJECT (cell_renderer), "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
- gtk_tree_view_column_pack_start (column, cell_renderer, TRUE);
- gtk_tree_view_column_set_cell_data_func (column, cell_renderer, (GtkTreeCellDataFunc) text_cell_data_func, selector, NULL);
-
- selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (selector));
- gtk_tree_selection_set_select_function (selection, (GtkTreeSelectionFunc) selection_func, selector, NULL);
- g_signal_connect_object (selection, "changed", G_CALLBACK (selection_changed_callback), G_OBJECT (selector), 0);
-
- gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (selector), FALSE);
-}
-
-
-/* Public API. */
-
-/**
- * e_source_selector_new:
- * @list: A source list.
- *
- * Create a new view for @list. The view will update automatically when @list
- * changes.
- *
- * Return value: The newly created widget.
- **/
-GtkWidget *
-e_source_selector_new (ESourceList *list)
-{
- ESourceSelector *selector;
-
- g_return_val_if_fail (E_IS_SOURCE_LIST (list), NULL);
-
- selector = g_object_new (e_source_selector_get_type (), NULL);
-
- selector->priv->list = list;
- g_object_ref (list);
-
- setup_model (selector);
-
- gtk_tree_view_expand_all (GTK_TREE_VIEW (selector));
-
- return GTK_WIDGET (selector);
-}
-
-
-/**
- * e_source_selector_get_selection:
- * @selector:
- *
- * Get the list of selected sources, i.e. those that were enabled through the
- * corresponding checkboxes in the tree.
- *
- * Return value: A list of the ESources currently selected. The sources will
- * be in the same order as they appear on the screen, and the list should be
- * freed using e_source_selector_free_selection().
- **/
-GSList *
-e_source_selector_get_selection (ESourceSelector *selector)
-{
- GSList *selection_list;
- GSList *groups;
- GSList *p;
-
- g_return_val_if_fail (E_IS_SOURCE_SELECTOR (selector), NULL);
-
- selection_list = NULL;
-
- groups = e_source_list_peek_groups (selector->priv->list);
- for (p = groups; p != NULL; p = p->next) {
- ESourceGroup *group = E_SOURCE_GROUP (p->data);
- GSList *sources;
- GSList *q;
-
- sources = e_source_group_peek_sources (group);
- for (q = sources; q != NULL; q = q->next) {
- ESource *source = E_SOURCE (q->data);
-
- if (source_is_selected (selector, source)) {
- selection_list = g_slist_prepend (selection_list, source);
- g_object_ref (source);
- }
- }
- }
-
- return g_slist_reverse (selection_list);
-}
-
-/**
- * e_source_list_free_selection:
- * @list: A selection list returned by e_source_selector_get_selection().
- *
- * Free the selection list.
- **/
-void
-e_source_selector_free_selection (GSList *list)
-{
- g_slist_foreach (list, (GFunc) g_object_unref, NULL);
- g_slist_free (list);
-}
-
-
-/**
- * e_source_selector_show_selection:
- * @selector: An ESourceSelector widget
- *
- * Specify whether the checkboxes in the ESourceSelector should be shown or
- * not.
- **/
-void
-e_source_selector_show_selection (ESourceSelector *selector,
- gboolean show)
-{
- g_return_if_fail (E_IS_SOURCE_SELECTOR (selector));
-
- show = !! show;
- if (show == selector->priv->checkboxes_shown)
- return;
-
- selector->priv->checkboxes_shown = show;
-
- gtk_tree_model_foreach (GTK_TREE_MODEL (selector->priv->tree_store),
- (GtkTreeModelForeachFunc) gtk_tree_model_row_changed,
- NULL);
-}
-
-/**
- * e_source_selector_selection_shown:
- * @selector:
- *
- * Check whether the checkboxes in the ESourceSelector are being shown or not.
- *
- * Return value: %TRUE if the checkboxes are shown, %FALSE otherwise.
- **/
-gboolean
-e_source_selector_selection_shown (ESourceSelector *selector)
-{
- g_return_val_if_fail (E_IS_SOURCE_SELECTOR (selector), FALSE);
-
- return selector->priv->checkboxes_shown;
-}
-
-/**
- * e_source_selector_select_source:
- * @selector: An ESourceSelector widget
- * @source: An ESource.
- *
- * Select @source in @selector.
- **/
-void
-e_source_selector_select_source (ESourceSelector *selector,
- ESource *source)
-{
- GtkTreeIter source_iter;
-
- g_return_if_fail (E_IS_SOURCE_SELECTOR (selector));
- g_return_if_fail (E_IS_SOURCE (source));
-
- if (source_is_selected (selector, source))
- return;
-
- select_source (selector, source);
-
- if (find_source_iter (selector, source, &source_iter)) {
- GtkTreeModel *model = GTK_TREE_MODEL (selector->priv->tree_store);
- GtkTreePath *path;
-
- path = gtk_tree_model_get_path (model, &source_iter);
- gtk_tree_model_row_changed (model, path, &source_iter);
- gtk_tree_path_free (path);
-
- g_signal_emit (selector, signals[SELECTION_CHANGED], 0);
- }
-}
-
-/**
- * e_source_selector_unselect_source:
- * @selector: An ESourceSelector widget
- * @source: An ESource.
- *
- * Unselect @source in @selector.
- **/
-void
-e_source_selector_unselect_source (ESourceSelector *selector,
- ESource *source)
-{
- GtkTreeIter source_iter;
-
- g_return_if_fail (E_IS_SOURCE_SELECTOR (selector));
- g_return_if_fail (E_IS_SOURCE (source));
-
- if (! source_is_selected (selector, source))
- return;
-
- unselect_source (selector, source);
-
- if (find_source_iter (selector, source, &source_iter)) {
- GtkTreeModel *model = GTK_TREE_MODEL (selector->priv->tree_store);
- GtkTreePath *path;
-
- path = gtk_tree_model_get_path (model, &source_iter);
- gtk_tree_model_row_changed (model, path, &source_iter);
- gtk_tree_path_free (path);
-
- g_signal_emit (selector, signals[SELECTION_CHANGED], 0);
- }
-}
-
-/**
- * e_source_selector_source_is_selected:
- * @selector: An ESourceSelector widget
- * @source: An ESource.
- *
- * Check whether @source is selected in @selector.
- *
- * Return value: %TRUE if @source is currently selected, %FALSE otherwise.
- **/
-gboolean
-e_source_selector_source_is_selected (ESourceSelector *selector,
- ESource *source)
-{
- g_return_val_if_fail (E_IS_SOURCE_SELECTOR (selector), FALSE);
- g_return_val_if_fail (E_IS_SOURCE (source), FALSE);
-
- return source_is_selected (selector, source);
-}
-
-/**
- * e_source_selector_peek_primary_selection:
- * @selector: An ESourceSelector widget
- *
- * Get the primary selected source. The primary selection is the one that is
- * highlighted through the normal GtkTreeView selection mechanism (as opposed
- * to the "normal" selection, which is the set of source whose checkboxes are
- * checked).
- *
- * Return value: The selected source.
- **/
-ESource *
-e_source_selector_peek_primary_selection (ESourceSelector *selector)
-{
- GtkTreeModel *model = GTK_TREE_MODEL (selector->priv->tree_store);
- GtkTreeIter iter;
- void *data;
-
- if (! gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (selector)), NULL, &iter))
- return NULL;
-
- gtk_tree_model_get (model, &iter, 0, &data, -1);
- if (! E_IS_SOURCE (data))
- return NULL;
-
- return E_SOURCE (data);
-}
-
-/**
- * e_source_selector_set_primary_selection:
- * @selector: An ESourceSelector widget
- * @source: Source to select
- *
- * Set the primary selected source.
- **/
-void
-e_source_selector_set_primary_selection (ESourceSelector *selector,
- ESource *source)
-{
- GtkTreeIter source_iter;
-
- if (find_source_iter (selector, source, &source_iter)) {
- GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (selector));
- gtk_tree_selection_select_iter (selection, &source_iter);
- } else {
- g_warning (G_STRLOC ": Cannot find source %p (%s) in selector %p",
- source, e_source_peek_name (source), selector);
- }
-}
-
-
-E_MAKE_TYPE (e_source_selector, "ESourceSelector", ESourceSelector, class_init, init, PARENT_TYPE)