forked from AuroraMiddleware/gtk
Remove GailCombo completely
This commit is contained in:
Christian Dywan
Javier Jardón
parent
754647ddd3
commit
5e686c5ec3
@ -1,639 +0,0 @@
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/* GAIL - The GNOME Accessibility Implementation Library
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* Copyright 2001, 2002, 2003 Sun Microsystems Inc.
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser 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 "config.h"
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#undef GTK_DISABLE_DEPRECATED
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#include <gtk/gtk.h>
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#include "gailcombo.h"
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static void gail_combo_class_init (GailComboClass *klass);
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static void gail_combo_init (GailCombo *combo);
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static void gail_combo_real_initialize (AtkObject *obj,
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gpointer data);
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static void gail_combo_selection_changed_gtk (GtkWidget *widget,
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gpointer data);
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static gint gail_combo_get_n_children (AtkObject *obj);
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static AtkObject* gail_combo_ref_child (AtkObject *obj,
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gint i);
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static void gail_combo_finalize (GObject *object);
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static void atk_action_interface_init (AtkActionIface *iface);
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static gboolean gail_combo_do_action (AtkAction *action,
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gint i);
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static gboolean idle_do_action (gpointer data);
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static gint gail_combo_get_n_actions (AtkAction *action)
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;
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static G_CONST_RETURN gchar* gail_combo_get_description(AtkAction *action,
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gint i);
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static G_CONST_RETURN gchar* gail_combo_get_name (AtkAction *action,
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gint i);
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static gboolean gail_combo_set_description(AtkAction *action,
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gint i,
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const gchar *desc);
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static void atk_selection_interface_init (AtkSelectionIface *iface);
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static gboolean gail_combo_add_selection (AtkSelection *selection,
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gint i);
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static gboolean gail_combo_clear_selection (AtkSelection *selection);
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static AtkObject* gail_combo_ref_selection (AtkSelection *selection,
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gint i);
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static gint gail_combo_get_selection_count (AtkSelection *selection);
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static gboolean gail_combo_is_child_selected (AtkSelection *selection,
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gint i);
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static gboolean gail_combo_remove_selection (AtkSelection *selection,
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gint i);
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static gint _gail_combo_button_release (gpointer data);
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static gint _gail_combo_popup_release (gpointer data);
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G_DEFINE_TYPE_WITH_CODE (GailCombo, gail_combo, GAIL_TYPE_CONTAINER,
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G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, atk_action_interface_init)
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G_IMPLEMENT_INTERFACE (ATK_TYPE_SELECTION, atk_selection_interface_init))
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static void
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gail_combo_class_init (GailComboClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
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gobject_class->finalize = gail_combo_finalize;
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class->get_n_children = gail_combo_get_n_children;
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class->ref_child = gail_combo_ref_child;
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class->initialize = gail_combo_real_initialize;
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}
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static void
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gail_combo_init (GailCombo *combo)
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{
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combo->press_description = NULL;
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combo->old_selection = NULL;
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combo->deselect_idle_handler = 0;
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combo->select_idle_handler = 0;
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}
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static void
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gail_combo_real_initialize (AtkObject *obj,
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gpointer data)
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{
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GtkCombo *combo;
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GtkList *list;
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GList *slist;
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GailCombo *gail_combo;
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ATK_OBJECT_CLASS (gail_combo_parent_class)->initialize (obj, data);
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combo = GTK_COMBO (data);
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list = GTK_LIST (combo->list);
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slist = list->selection;
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gail_combo = GAIL_COMBO (obj);
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if (slist && slist->data)
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{
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gail_combo->old_selection = slist->data;
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}
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g_signal_connect (combo->list,
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"selection_changed",
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G_CALLBACK (gail_combo_selection_changed_gtk),
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data);
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atk_object_set_parent (gtk_widget_get_accessible (combo->entry), obj);
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atk_object_set_parent (gtk_widget_get_accessible (combo->popup), obj);
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obj->role = ATK_ROLE_COMBO_BOX;
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}
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static gboolean
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notify_deselect (gpointer data)
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{
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GailCombo *combo;
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combo = GAIL_COMBO (data);
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combo->old_selection = NULL;
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combo->deselect_idle_handler = 0;
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g_signal_emit_by_name (data, "selection_changed");
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return FALSE;
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}
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static gboolean
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notify_select (gpointer data)
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{
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GailCombo *combo;
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combo = GAIL_COMBO (data);
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combo->select_idle_handler = 0;
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g_signal_emit_by_name (data, "selection_changed");
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return FALSE;
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}
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static void
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gail_combo_selection_changed_gtk (GtkWidget *widget,
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gpointer data)
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{
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GtkCombo *combo;
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GtkList *list;
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GList *slist;
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AtkObject *obj;
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GailCombo *gail_combo;
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combo = GTK_COMBO (data);
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list = GTK_LIST (combo->list);
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slist = list->selection;
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obj = gtk_widget_get_accessible (GTK_WIDGET (data));
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gail_combo = GAIL_COMBO (obj);
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if (slist && slist->data)
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{
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if (slist->data != gail_combo->old_selection)
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{
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gail_combo->old_selection = slist->data;
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if (gail_combo->select_idle_handler == 0)
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gail_combo->select_idle_handler = gdk_threads_add_idle (notify_select, gail_combo);
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}
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if (gail_combo->deselect_idle_handler)
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{
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g_source_remove (gail_combo->deselect_idle_handler);
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gail_combo->deselect_idle_handler = 0;
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}
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}
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else
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{
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if (gail_combo->deselect_idle_handler == 0)
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gail_combo->deselect_idle_handler = gdk_threads_add_idle (notify_deselect, gail_combo);
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if (gail_combo->select_idle_handler)
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{
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g_source_remove (gail_combo->select_idle_handler);
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gail_combo->select_idle_handler = 0;
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}
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}
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}
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/*
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* The children of a GailCombo are the list of items and the entry field
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*/
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static gint
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gail_combo_get_n_children (AtkObject* obj)
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{
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gint n_children = 2;
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GtkWidget *widget;
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g_return_val_if_fail (GAIL_IS_COMBO (obj), 0);
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widget = GTK_ACCESSIBLE (obj)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return 0;
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return n_children;
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}
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static AtkObject*
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gail_combo_ref_child (AtkObject *obj,
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gint i)
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{
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AtkObject *accessible;
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GtkWidget *widget;
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g_return_val_if_fail (GAIL_IS_COMBO (obj), NULL);
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if (i < 0 || i > 1)
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return NULL;
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widget = GTK_ACCESSIBLE (obj)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return NULL;
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if (i == 0)
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accessible = gtk_widget_get_accessible (GTK_COMBO (widget)->popup);
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else
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accessible = gtk_widget_get_accessible (GTK_COMBO (widget)->entry);
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g_object_ref (accessible);
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return accessible;
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}
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static void
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atk_action_interface_init (AtkActionIface *iface)
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{
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iface->do_action = gail_combo_do_action;
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iface->get_n_actions = gail_combo_get_n_actions;
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iface->get_description = gail_combo_get_description;
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iface->get_name = gail_combo_get_name;
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iface->set_description = gail_combo_set_description;
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}
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static gboolean
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gail_combo_do_action (AtkAction *action,
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gint i)
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{
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GailCombo *combo;
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GtkWidget *widget;
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widget = GTK_ACCESSIBLE (action)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return FALSE;
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if (!gtk_widget_get_sensitive (widget) || !gtk_widget_get_visible (widget))
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return FALSE;
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combo = GAIL_COMBO (action);
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if (i == 0)
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{
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if (combo->action_idle_handler)
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return FALSE;
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combo->action_idle_handler = gdk_threads_add_idle (idle_do_action, combo);
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return TRUE;
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}
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else
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return FALSE;
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}
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/*
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* This action is the pressing of the button on the combo box.
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* The behavior is different depending on whether the list is being
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* displayed or removed.
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*
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* A button press event is simulated on the appropriate widget and
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* a button release event is simulated in an idle function.
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*/
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static gboolean
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idle_do_action (gpointer data)
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{
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GtkCombo *combo;
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GtkWidget *action_widget;
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GtkWidget *widget;
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GailCombo *gail_combo;
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gboolean do_popup;
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GdkEvent tmp_event;
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gail_combo = GAIL_COMBO (data);
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gail_combo->action_idle_handler = 0;
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widget = GTK_ACCESSIBLE (gail_combo)->widget;
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if (widget == NULL /* State is defunct */ ||
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!gtk_widget_get_sensitive (widget) || !gtk_widget_get_visible (widget))
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return FALSE;
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combo = GTK_COMBO (widget);
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do_popup = !gtk_widget_get_mapped (combo->popwin);
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tmp_event.button.type = GDK_BUTTON_PRESS;
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tmp_event.button.window = widget->window;
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tmp_event.button.button = 1;
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tmp_event.button.send_event = TRUE;
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tmp_event.button.time = GDK_CURRENT_TIME;
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tmp_event.button.axes = NULL;
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if (do_popup)
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{
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/* Pop up list */
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action_widget = combo->button;
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gtk_widget_event (action_widget, &tmp_event);
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/* FIXME !*/
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g_idle_add (_gail_combo_button_release, combo);
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}
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else
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{
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/* Pop down list */
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tmp_event.button.window = combo->list->window;
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gdk_window_set_user_data (combo->list->window, combo->button);
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action_widget = combo->popwin;
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gtk_widget_event (action_widget, &tmp_event);
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/* FIXME !*/
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g_idle_add (_gail_combo_popup_release, combo);
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}
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return FALSE;
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}
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static gint
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gail_combo_get_n_actions (AtkAction *action)
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{
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/*
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* The default behavior of a combo box is to have one action -
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*/
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return 1;
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}
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static G_CONST_RETURN gchar*
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gail_combo_get_description (AtkAction *action,
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gint i)
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{
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if (i == 0)
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{
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GailCombo *combo;
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combo = GAIL_COMBO (action);
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return combo->press_description;
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}
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else
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return NULL;
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}
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static G_CONST_RETURN gchar*
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gail_combo_get_name (AtkAction *action,
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gint i)
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{
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if (i == 0)
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return "press";
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else
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return NULL;
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}
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static void
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atk_selection_interface_init (AtkSelectionIface *iface)
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{
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iface->add_selection = gail_combo_add_selection;
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iface->clear_selection = gail_combo_clear_selection;
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iface->ref_selection = gail_combo_ref_selection;
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iface->get_selection_count = gail_combo_get_selection_count;
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iface->is_child_selected = gail_combo_is_child_selected;
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iface->remove_selection = gail_combo_remove_selection;
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/*
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* select_all_selection does not make sense for a combo box
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* so no implementation is provided.
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*/
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}
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static gboolean
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gail_combo_add_selection (AtkSelection *selection,
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gint i)
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{
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GtkCombo *combo;
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GtkWidget *widget;
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widget = GTK_ACCESSIBLE (selection)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return FALSE;
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combo = GTK_COMBO (widget);
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gtk_list_select_item (GTK_LIST (combo->list), i);
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return TRUE;
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}
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static gboolean
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gail_combo_clear_selection (AtkSelection *selection)
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{
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GtkCombo *combo;
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GtkWidget *widget;
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widget = GTK_ACCESSIBLE (selection)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return FALSE;
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combo = GTK_COMBO (widget);
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gtk_list_unselect_all (GTK_LIST (combo->list));
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return TRUE;
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}
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static AtkObject*
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gail_combo_ref_selection (AtkSelection *selection,
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gint i)
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{
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GtkCombo *combo;
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GList * list;
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GtkWidget *item;
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AtkObject *obj;
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GtkWidget *widget;
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widget = GTK_ACCESSIBLE (selection)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return NULL;
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combo = GTK_COMBO (widget);
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/*
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* A combo box can have only one selection.
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*/
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if (i != 0)
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return NULL;
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list = GTK_LIST (combo->list)->selection;
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if (list == NULL)
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return NULL;
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item = GTK_WIDGET (list->data);
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obj = gtk_widget_get_accessible (item);
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g_object_ref (obj);
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return obj;
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}
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static gint
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gail_combo_get_selection_count (AtkSelection *selection)
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{
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GtkCombo *combo;
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GList * list;
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GtkWidget *widget;
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widget = GTK_ACCESSIBLE (selection)->widget;
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if (widget == NULL)
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/*
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* State is defunct
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*/
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return 0;
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combo = GTK_COMBO (widget);
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/*
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* The number of children currently selected is either 1 or 0 so we
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* do not bother to count the elements of the selected list.
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*/
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list = GTK_LIST (combo->list)->selection;
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if (list == NULL)
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return 0;
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else
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return 1;
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}
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static gboolean
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gail_combo_is_child_selected (AtkSelection *selection,
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gint i)
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{
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GtkCombo *combo;
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GList * list;
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GtkWidget *item;
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gint j;
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GtkWidget *widget;
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widget = GTK_ACCESSIBLE (selection)->widget;
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if (widget == NULL)
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/*
|
||||
* State is defunct
|
||||
*/
|
||||
return FALSE;
|
||||
|
||||
combo = GTK_COMBO (widget);
|
||||
|
||||
list = GTK_LIST (combo->list)->selection;
|
||||
|
||||
if (list == NULL)
|
||||
return FALSE;
|
||||
|
||||
item = GTK_WIDGET (list->data);
|
||||
|
||||
j = g_list_index (GTK_LIST (combo->list)->children, item);
|
||||
|
||||
return (j == i);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gail_combo_remove_selection (AtkSelection *selection,
|
||||
gint i)
|
||||
{
|
||||
if (atk_selection_is_child_selected (selection, i))
|
||||
atk_selection_clear_selection (selection);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gint
|
||||
_gail_combo_popup_release (gpointer data)
|
||||
{
|
||||
GtkCombo *combo;
|
||||
GtkWidget *action_widget;
|
||||
GdkEvent tmp_event;
|
||||
|
||||
GDK_THREADS_ENTER ();
|
||||
|
||||
combo = GTK_COMBO (data);
|
||||
if (combo->current_button == 0)
|
||||
{
|
||||
GDK_THREADS_LEAVE ();
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
tmp_event.button.type = GDK_BUTTON_RELEASE;
|
||||
tmp_event.button.button = 1;
|
||||
tmp_event.button.time = GDK_CURRENT_TIME;
|
||||
action_widget = combo->button;
|
||||
|
||||
gtk_widget_event (action_widget, &tmp_event);
|
||||
|
||||
GDK_THREADS_LEAVE ();
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gint
|
||||
_gail_combo_button_release (gpointer data)
|
||||
{
|
||||
GtkCombo *combo;
|
||||
GtkWidget *action_widget;
|
||||
GdkEvent tmp_event;
|
||||
|
||||
GDK_THREADS_ENTER ();
|
||||
|
||||
combo = GTK_COMBO (data);
|
||||
if (combo->current_button == 0)
|
||||
{
|
||||
GDK_THREADS_LEAVE ();
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
tmp_event.button.type = GDK_BUTTON_RELEASE;
|
||||
tmp_event.button.button = 1;
|
||||
tmp_event.button.window = combo->list->window;
|
||||
tmp_event.button.time = GDK_CURRENT_TIME;
|
||||
gdk_window_set_user_data (combo->list->window, combo->button);
|
||||
action_widget = combo->list;
|
||||
|
||||
gtk_widget_event (action_widget, &tmp_event);
|
||||
|
||||
GDK_THREADS_LEAVE ();
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gail_combo_set_description (AtkAction *action,
|
||||
gint i,
|
||||
const gchar *desc)
|
||||
{
|
||||
if (i == 0)
|
||||
{
|
||||
GailCombo *combo;
|
||||
|
||||
combo = GAIL_COMBO (action);
|
||||
g_free (combo->press_description);
|
||||
combo->press_description = g_strdup (desc);
|
||||
return TRUE;
|
||||
}
|
||||
else
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static void
|
||||
gail_combo_finalize (GObject *object)
|
||||
{
|
||||
GailCombo *combo = GAIL_COMBO (object);
|
||||
|
||||
g_free (combo->press_description);
|
||||
if (combo->action_idle_handler)
|
||||
{
|
||||
g_source_remove (combo->action_idle_handler);
|
||||
combo->action_idle_handler = 0;
|
||||
}
|
||||
if (combo->deselect_idle_handler)
|
||||
{
|
||||
g_source_remove (combo->deselect_idle_handler);
|
||||
combo->deselect_idle_handler = 0;
|
||||
}
|
||||
if (combo->select_idle_handler)
|
||||
{
|
||||
g_source_remove (combo->select_idle_handler);
|
||||
combo->select_idle_handler = 0;
|
||||
}
|
||||
G_OBJECT_CLASS (gail_combo_parent_class)->finalize (object);
|
||||
}
|
||||
@ -1,58 +0,0 @@
|
||||
/* GAIL - The GNOME Accessibility Implementation Library
|
||||
* Copyright 2001 Sun Microsystems 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.
|
||||
*/
|
||||
|
||||
#ifndef __GAIL_COMBO_H__
|
||||
#define __GAIL_COMBO_H__
|
||||
|
||||
#include <gail/gailcontainer.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GAIL_TYPE_COMBO (gail_combo_get_type ())
|
||||
#define GAIL_COMBO(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GAIL_TYPE_COMBO, GailCombo))
|
||||
#define GAIL_COMBO_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GAIL_TYPE_COMBO, GailComboClass))
|
||||
#define GAIL_IS_COMBO(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GAIL_TYPE_COMBO))
|
||||
#define GAIL_IS_COMBO_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GAIL_TYPE_COMBO))
|
||||
#define GAIL_COMBO_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GAIL_TYPE_COMBO, GailComboClass))
|
||||
|
||||
typedef struct _GailCombo GailCombo;
|
||||
typedef struct _GailComboClass GailComboClass;
|
||||
|
||||
struct _GailCombo
|
||||
{
|
||||
GailContainer parent;
|
||||
|
||||
gpointer old_selection;
|
||||
gchar *press_description;
|
||||
|
||||
guint action_idle_handler;
|
||||
guint select_idle_handler;
|
||||
guint deselect_idle_handler;
|
||||
};
|
||||
|
||||
GType gail_combo_get_type (void);
|
||||
|
||||
struct _GailComboClass
|
||||
{
|
||||
GailContainerClass parent_class;
|
||||
};
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GAIL_COMBO_H__ */
|
||||
Loading…
Reference in New Issue
Block a user