forked from AuroraMiddleware/gtk
0dcaad3a85
This was the last exported variable; it wasn't multihead safe, and there's easy replacement with gdk_display_get_default(). Also drop the GDK_DISPLAY() macro which was just a wrapper around the variable.
1057 lines
29 KiB
C
1057 lines
29 KiB
C
/* 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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#include <string.h>
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#include <gtk/gtk.h>
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#include "gailwindow.h"
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#include "gailtoplevel.h"
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#include "gail-private-macros.h"
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enum {
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ACTIVATE,
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CREATE,
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DEACTIVATE,
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DESTROY,
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MAXIMIZE,
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MINIMIZE,
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MOVE,
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RESIZE,
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RESTORE,
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LAST_SIGNAL
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};
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static void gail_window_class_init (GailWindowClass *klass);
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static void gail_window_init (GailWindow *accessible);
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static void gail_window_real_initialize (AtkObject *obj,
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gpointer data);
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static void gail_window_finalize (GObject *object);
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static G_CONST_RETURN gchar* gail_window_get_name (AtkObject *accessible);
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static AtkObject* gail_window_get_parent (AtkObject *accessible);
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static gint gail_window_get_index_in_parent (AtkObject *accessible);
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static gboolean gail_window_real_focus_gtk (GtkWidget *widget,
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GdkEventFocus *event);
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static AtkStateSet* gail_window_ref_state_set (AtkObject *accessible);
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static AtkRelationSet* gail_window_ref_relation_set (AtkObject *accessible);
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static void gail_window_real_notify_gtk (GObject *obj,
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GParamSpec *pspec);
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static gint gail_window_get_mdi_zorder (AtkComponent *component);
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static gboolean gail_window_state_event_gtk (GtkWidget *widget,
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GdkEventWindowState *event);
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/* atkcomponent.h */
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static void atk_component_interface_init (AtkComponentIface *iface);
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static void gail_window_get_extents (AtkComponent *component,
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gint *x,
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gint *y,
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gint *width,
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gint *height,
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AtkCoordType coord_type);
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static void gail_window_get_size (AtkComponent *component,
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gint *width,
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gint *height);
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static guint gail_window_signals [LAST_SIGNAL] = { 0, };
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G_DEFINE_TYPE_WITH_CODE (GailWindow, gail_window, GAIL_TYPE_CONTAINER,
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G_IMPLEMENT_INTERFACE (ATK_TYPE_COMPONENT, atk_component_interface_init))
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static void
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gail_window_class_init (GailWindowClass *klass)
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{
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GailWidgetClass *widget_class;
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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_window_finalize;
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widget_class = (GailWidgetClass*)klass;
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widget_class->focus_gtk = gail_window_real_focus_gtk;
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widget_class->notify_gtk = gail_window_real_notify_gtk;
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class->get_name = gail_window_get_name;
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class->get_parent = gail_window_get_parent;
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class->get_index_in_parent = gail_window_get_index_in_parent;
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class->ref_relation_set = gail_window_ref_relation_set;
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class->ref_state_set = gail_window_ref_state_set;
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class->initialize = gail_window_real_initialize;
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gail_window_signals [ACTIVATE] =
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g_signal_new ("activate",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [CREATE] =
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g_signal_new ("create",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [DEACTIVATE] =
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g_signal_new ("deactivate",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [DESTROY] =
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g_signal_new ("destroy",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [MAXIMIZE] =
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g_signal_new ("maximize",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [MINIMIZE] =
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g_signal_new ("minimize",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [MOVE] =
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g_signal_new ("move",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [RESIZE] =
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g_signal_new ("resize",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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gail_window_signals [RESTORE] =
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g_signal_new ("restore",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0, /* default signal handler */
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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}
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static void
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gail_window_init (GailWindow *accessible)
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{
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}
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static void
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gail_window_real_initialize (AtkObject *obj,
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gpointer data)
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{
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GtkWidget *widget = GTK_WIDGET (data);
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GailWindow *window;
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/*
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* A GailWindow can be created for a GtkHandleBox or a GtkWindow
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*/
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if (!GTK_IS_WINDOW (widget) &&
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!GTK_IS_HANDLE_BOX (widget))
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gail_return_if_fail (FALSE);
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ATK_OBJECT_CLASS (gail_window_parent_class)->initialize (obj, data);
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window = GAIL_WINDOW (obj);
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window->name_change_handler = 0;
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window->previous_name = g_strdup (gtk_window_get_title (GTK_WINDOW (data)));
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g_signal_connect (data,
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"window_state_event",
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G_CALLBACK (gail_window_state_event_gtk),
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NULL);
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g_object_set_data (G_OBJECT (obj), "atk-component-layer",
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GINT_TO_POINTER (ATK_LAYER_WINDOW));
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if (GTK_IS_FILE_CHOOSER_DIALOG (widget))
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obj->role = ATK_ROLE_FILE_CHOOSER;
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else if (GTK_IS_COLOR_SELECTION_DIALOG (widget))
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obj->role = ATK_ROLE_COLOR_CHOOSER;
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else if (GTK_IS_FONT_SELECTION_DIALOG (widget))
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obj->role = ATK_ROLE_FONT_CHOOSER;
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else if (GTK_IS_MESSAGE_DIALOG (widget))
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obj->role = ATK_ROLE_ALERT;
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else if (GTK_IS_DIALOG (widget))
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obj->role = ATK_ROLE_DIALOG;
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else
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{
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const gchar *name;
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name = gtk_widget_get_name (widget);
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if (!g_strcmp0 (name, "gtk-tooltip"))
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obj->role = ATK_ROLE_TOOL_TIP;
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else if (GTK_IS_PLUG (widget))
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obj->role = ATK_ROLE_PANEL;
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else if (gtk_window_get_window_type (GTK_WINDOW (widget)) == GTK_WINDOW_POPUP)
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obj->role = ATK_ROLE_WINDOW;
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else
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obj->role = ATK_ROLE_FRAME;
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}
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/*
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* Notify that tooltip is showing
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*/
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if (obj->role == ATK_ROLE_TOOL_TIP &&
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gtk_widget_get_mapped (widget))
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atk_object_notify_state_change (obj, ATK_STATE_SHOWING, 1);
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}
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static void
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gail_window_finalize (GObject *object)
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{
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GailWindow* window = GAIL_WINDOW (object);
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if (window->name_change_handler)
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{
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g_source_remove (window->name_change_handler);
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window->name_change_handler = 0;
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}
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if (window->previous_name)
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{
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g_free (window->previous_name);
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window->previous_name = NULL;
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}
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G_OBJECT_CLASS (gail_window_parent_class)->finalize (object);
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}
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static G_CONST_RETURN gchar*
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gail_window_get_name (AtkObject *accessible)
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{
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G_CONST_RETURN gchar* name;
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name = ATK_OBJECT_CLASS (gail_window_parent_class)->get_name (accessible);
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if (name == NULL)
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{
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/*
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* Get the window title if it exists
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*/
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GtkWidget* widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
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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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gail_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
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if (GTK_IS_WINDOW (widget))
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{
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GtkWindow *window = GTK_WINDOW (widget);
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name = gtk_window_get_title (window);
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if (name == NULL &&
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accessible->role == ATK_ROLE_TOOL_TIP)
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{
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GtkWidget *child;
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child = gtk_bin_get_child (GTK_BIN (window));
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/* could be some kind of egg notification bubble thingy? */
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/* Handle new GTK+ GNOME 2.20 tooltips */
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if (GTK_IS_ALIGNMENT(child))
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{
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child = gtk_bin_get_child (GTK_BIN (child));
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if (GTK_IS_BOX(child))
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{
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GList *children;
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guint count;
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children = gtk_container_get_children (GTK_CONTAINER (child));
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count = g_list_length (children);
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if (count == 2)
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{
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child = (GtkWidget *) g_list_nth_data (children, 1);
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}
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g_list_free (children);
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}
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}
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if (!GTK_IS_LABEL (child))
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{
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g_message ("ATK_ROLE_TOOLTIP object found, but doesn't look like a tooltip.");
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return NULL;
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}
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name = gtk_label_get_text (GTK_LABEL (child));
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}
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}
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}
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return name;
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}
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static AtkObject*
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gail_window_get_parent (AtkObject *accessible)
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{
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AtkObject* parent;
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parent = ATK_OBJECT_CLASS (gail_window_parent_class)->get_parent (accessible);
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return parent;
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}
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static gint
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gail_window_get_index_in_parent (AtkObject *accessible)
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{
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GtkWidget* widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
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AtkObject* atk_obj = atk_get_root ();
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gint index = -1;
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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 -1;
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gail_return_val_if_fail (GTK_IS_WIDGET (widget), -1);
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index = ATK_OBJECT_CLASS (gail_window_parent_class)->get_index_in_parent (accessible);
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if (index != -1)
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return index;
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if (GTK_IS_WINDOW (widget))
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{
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GtkWindow *window = GTK_WINDOW (widget);
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if (GAIL_IS_TOPLEVEL (atk_obj))
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{
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GailToplevel* toplevel = GAIL_TOPLEVEL (atk_obj);
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index = g_list_index (toplevel->window_list, window);
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}
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else
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{
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int i, sibling_count = atk_object_get_n_accessible_children (atk_obj);
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for (i = 0; i < sibling_count && index == -1; ++i)
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{
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AtkObject *child = atk_object_ref_accessible_child (atk_obj, i);
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if (accessible == child) index = i;
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g_object_unref (G_OBJECT (child));
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}
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}
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}
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return index;
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}
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static gboolean
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gail_window_real_focus_gtk (GtkWidget *widget,
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GdkEventFocus *event)
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{
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AtkObject* obj;
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obj = gtk_widget_get_accessible (widget);
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atk_object_notify_state_change (obj, ATK_STATE_ACTIVE, event->in);
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return FALSE;
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}
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static AtkRelationSet*
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gail_window_ref_relation_set (AtkObject *obj)
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{
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GtkWidget *widget;
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AtkRelationSet *relation_set;
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AtkObject *array[1];
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AtkRelation* relation;
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GtkWidget *current_widget;
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gail_return_val_if_fail (GAIL_IS_WIDGET (obj), NULL);
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widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
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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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relation_set = ATK_OBJECT_CLASS (gail_window_parent_class)->ref_relation_set (obj);
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if (atk_object_get_role (obj) == ATK_ROLE_TOOL_TIP)
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{
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relation = atk_relation_set_get_relation_by_type (relation_set, ATK_RELATION_POPUP_FOR);
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if (relation)
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{
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atk_relation_set_remove (relation_set, relation);
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}
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if (gtk_widget_get_visible(widget) && FALSE /* FIXME gtk_tooltips_get_info_from_tip_window (GTK_WINDOW (widget), NULL, ¤t_widget) */)
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{
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array [0] = gtk_widget_get_accessible (current_widget);
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relation = atk_relation_new (array, 1, ATK_RELATION_POPUP_FOR);
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atk_relation_set_add (relation_set, relation);
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g_object_unref (relation);
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}
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}
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return relation_set;
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}
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static AtkStateSet*
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gail_window_ref_state_set (AtkObject *accessible)
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{
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AtkStateSet *state_set;
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GtkWidget *widget;
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GtkWindow *window;
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GdkWindow *gdk_window;
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GdkWindowState state;
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state_set = ATK_OBJECT_CLASS (gail_window_parent_class)->ref_state_set (accessible);
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widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
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if (widget == NULL)
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return state_set;
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window = GTK_WINDOW (widget);
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if (gtk_window_has_toplevel_focus (window) && gtk_window_is_active (window))
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atk_state_set_add_state (state_set, ATK_STATE_ACTIVE);
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gdk_window = gtk_widget_get_window (widget);
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if (window)
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{
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state = gdk_window_get_state (gdk_window);
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if (state & GDK_WINDOW_STATE_ICONIFIED)
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atk_state_set_add_state (state_set, ATK_STATE_ICONIFIED);
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}
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if (gtk_window_get_modal (window))
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atk_state_set_add_state (state_set, ATK_STATE_MODAL);
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if (gtk_window_get_resizable (window))
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atk_state_set_add_state (state_set, ATK_STATE_RESIZABLE);
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return state_set;
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}
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static gboolean
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idle_notify_name_change (gpointer data)
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{
|
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GailWindow *window;
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AtkObject *obj;
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window = GAIL_WINDOW (data);
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window->name_change_handler = 0;
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if (gtk_accessible_get_widget (GTK_ACCESSIBLE (window)) == NULL)
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return FALSE;
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obj = ATK_OBJECT (window);
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if (obj->name == NULL)
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{
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/*
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* The title has changed so notify a change in accessible-name
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*/
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g_object_notify (G_OBJECT (obj), "accessible-name");
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}
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g_signal_emit_by_name (obj, "visible_data_changed");
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return FALSE;
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}
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|
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static void
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gail_window_real_notify_gtk (GObject *obj,
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GParamSpec *pspec)
|
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{
|
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GtkWidget *widget = GTK_WIDGET (obj);
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AtkObject* atk_obj = gtk_widget_get_accessible (widget);
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GailWindow *window = GAIL_WINDOW (atk_obj);
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const gchar *name;
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gboolean name_changed = FALSE;
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if (strcmp (pspec->name, "title") == 0)
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{
|
|
name = gtk_window_get_title (GTK_WINDOW (widget));
|
|
if (name)
|
|
{
|
|
if (window->previous_name == NULL ||
|
|
strcmp (name, window->previous_name) != 0)
|
|
name_changed = TRUE;
|
|
}
|
|
else if (window->previous_name != NULL)
|
|
name_changed = TRUE;
|
|
|
|
if (name_changed)
|
|
{
|
|
g_free (window->previous_name);
|
|
window->previous_name = g_strdup (name);
|
|
|
|
if (window->name_change_handler == 0)
|
|
window->name_change_handler = gdk_threads_add_idle (idle_notify_name_change, atk_obj);
|
|
}
|
|
}
|
|
else
|
|
GAIL_WIDGET_CLASS (gail_window_parent_class)->notify_gtk (obj, pspec);
|
|
}
|
|
|
|
static gboolean
|
|
gail_window_state_event_gtk (GtkWidget *widget,
|
|
GdkEventWindowState *event)
|
|
{
|
|
AtkObject* obj;
|
|
|
|
obj = gtk_widget_get_accessible (widget);
|
|
atk_object_notify_state_change (obj, ATK_STATE_ICONIFIED,
|
|
(event->new_window_state & GDK_WINDOW_STATE_ICONIFIED) != 0);
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
atk_component_interface_init (AtkComponentIface *iface)
|
|
{
|
|
iface->get_extents = gail_window_get_extents;
|
|
iface->get_size = gail_window_get_size;
|
|
iface->get_mdi_zorder = gail_window_get_mdi_zorder;
|
|
}
|
|
|
|
static void
|
|
gail_window_get_extents (AtkComponent *component,
|
|
gint *x,
|
|
gint *y,
|
|
gint *width,
|
|
gint *height,
|
|
AtkCoordType coord_type)
|
|
{
|
|
GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (component));
|
|
GdkRectangle rect;
|
|
gint x_toplevel, y_toplevel;
|
|
|
|
if (widget == NULL)
|
|
/*
|
|
* State is defunct
|
|
*/
|
|
return;
|
|
|
|
gail_return_if_fail (GTK_IS_WINDOW (widget));
|
|
|
|
if (!gtk_widget_is_toplevel (widget))
|
|
{
|
|
AtkComponentIface *parent_iface;
|
|
|
|
parent_iface = (AtkComponentIface *) g_type_interface_peek_parent (ATK_COMPONENT_GET_IFACE (component));
|
|
parent_iface->get_extents (component, x, y, width, height, coord_type);
|
|
return;
|
|
}
|
|
|
|
gdk_window_get_frame_extents (gtk_widget_get_window (widget),
|
|
&rect);
|
|
|
|
*width = rect.width;
|
|
*height = rect.height;
|
|
if (!gtk_widget_is_drawable (widget))
|
|
{
|
|
*x = G_MININT;
|
|
*y = G_MININT;
|
|
return;
|
|
}
|
|
*x = rect.x;
|
|
*y = rect.y;
|
|
if (coord_type == ATK_XY_WINDOW)
|
|
{
|
|
gdk_window_get_origin (gtk_widget_get_window (widget),
|
|
&x_toplevel, &y_toplevel);
|
|
*x -= x_toplevel;
|
|
*y -= y_toplevel;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gail_window_get_size (AtkComponent *component,
|
|
gint *width,
|
|
gint *height)
|
|
{
|
|
GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (component));
|
|
GdkRectangle rect;
|
|
|
|
if (widget == NULL)
|
|
/*
|
|
* State is defunct
|
|
*/
|
|
return;
|
|
|
|
gail_return_if_fail (GTK_IS_WINDOW (widget));
|
|
|
|
if (!gtk_widget_is_toplevel (widget))
|
|
{
|
|
AtkComponentIface *parent_iface;
|
|
|
|
parent_iface = (AtkComponentIface *) g_type_interface_peek_parent (ATK_COMPONENT_GET_IFACE (component));
|
|
parent_iface->get_size (component, width, height);
|
|
return;
|
|
}
|
|
gdk_window_get_frame_extents (gtk_widget_get_window (widget), &rect);
|
|
|
|
*width = rect.width;
|
|
*height = rect.height;
|
|
}
|
|
|
|
#if defined (GDK_WINDOWING_X11)
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <X11/Xatom.h>
|
|
#include <gdk/x11/gdkx.h>
|
|
|
|
/* _NET_CLIENT_LIST_STACKING monitoring */
|
|
|
|
typedef struct {
|
|
Window *stacked_windows;
|
|
int stacked_windows_len;
|
|
GdkWindow *root_window;
|
|
guint update_handler;
|
|
int *desktop;
|
|
guint update_desktop_handler;
|
|
gboolean *desktop_changed;
|
|
|
|
guint screen_initialized : 1;
|
|
guint update_stacked_windows : 1;
|
|
} GailScreenInfo;
|
|
|
|
static GailScreenInfo *gail_screens = NULL;
|
|
static int num_screens = 0;
|
|
static Atom _net_client_list_stacking = None;
|
|
static Atom _net_wm_desktop = None;
|
|
|
|
static gint
|
|
get_window_desktop (Window window)
|
|
{
|
|
Atom ret_type;
|
|
int format;
|
|
gulong nitems;
|
|
gulong bytes_after;
|
|
guchar *cardinals;
|
|
int error;
|
|
int result;
|
|
int desktop;
|
|
|
|
if (_net_wm_desktop == None)
|
|
_net_wm_desktop =
|
|
XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "_NET_WM_DESKTOP", False);
|
|
|
|
gdk_error_trap_push ();
|
|
result = XGetWindowProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), window, _net_wm_desktop,
|
|
0, G_MAXLONG,
|
|
False, XA_CARDINAL,
|
|
&ret_type, &format, &nitems,
|
|
&bytes_after, &cardinals);
|
|
error = gdk_error_trap_pop();
|
|
/* nitems < 1 will occur if the property is not set */
|
|
if (error != Success || result != Success || nitems < 1)
|
|
return -1;
|
|
|
|
desktop = *cardinals;
|
|
|
|
XFree (cardinals);
|
|
if (nitems != 1)
|
|
return -1;
|
|
return desktop;
|
|
}
|
|
|
|
static void
|
|
free_screen_info (GailScreenInfo *info)
|
|
{
|
|
if (info->stacked_windows)
|
|
XFree (info->stacked_windows);
|
|
if (info->desktop)
|
|
g_free (info->desktop);
|
|
if (info->desktop_changed)
|
|
g_free (info->desktop_changed);
|
|
|
|
info->stacked_windows = NULL;
|
|
info->stacked_windows_len = 0;
|
|
info->desktop = NULL;
|
|
info->desktop_changed = NULL;
|
|
}
|
|
|
|
static gboolean
|
|
get_stacked_windows (GailScreenInfo *info)
|
|
{
|
|
Atom ret_type;
|
|
int format;
|
|
gulong nitems;
|
|
gulong bytes_after;
|
|
guchar *data;
|
|
int error;
|
|
int result;
|
|
int i;
|
|
int j;
|
|
int *desktops;
|
|
gboolean *desktops_changed;
|
|
|
|
if (_net_client_list_stacking == None)
|
|
_net_client_list_stacking =
|
|
XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "_NET_CLIENT_LIST_STACKING", False);
|
|
|
|
gdk_error_trap_push ();
|
|
ret_type = None;
|
|
result = XGetWindowProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
|
|
GDK_WINDOW_XWINDOW (info->root_window),
|
|
_net_client_list_stacking,
|
|
0, G_MAXLONG,
|
|
False, XA_WINDOW, &ret_type, &format, &nitems,
|
|
&bytes_after, &data);
|
|
error = gdk_error_trap_pop ();
|
|
/* nitems < 1 will occur if the property is not set */
|
|
if (error != Success || result != Success || nitems < 1)
|
|
{
|
|
free_screen_info (info);
|
|
return FALSE;
|
|
}
|
|
|
|
if (ret_type != XA_WINDOW)
|
|
{
|
|
XFree (data);
|
|
free_screen_info (info);
|
|
return FALSE;
|
|
}
|
|
|
|
desktops = g_malloc0 (nitems * sizeof (int));
|
|
desktops_changed = g_malloc0 (nitems * sizeof (gboolean));
|
|
for (i = 0; i < nitems; i++)
|
|
{
|
|
gboolean window_found = FALSE;
|
|
|
|
for (j = 0; j < info->stacked_windows_len; j++)
|
|
{
|
|
if (info->stacked_windows [j] == data [i])
|
|
{
|
|
desktops [i] = info->desktop [j];
|
|
desktops_changed [i] = info->desktop_changed [j];
|
|
window_found = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (!window_found)
|
|
{
|
|
desktops [i] = get_window_desktop (data [i]);
|
|
desktops_changed [i] = FALSE;
|
|
}
|
|
}
|
|
free_screen_info (info);
|
|
info->stacked_windows = (Window*) data;
|
|
info->stacked_windows_len = nitems;
|
|
info->desktop = desktops;
|
|
info->desktop_changed = desktops_changed;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
update_screen_info (gpointer data)
|
|
{
|
|
int screen_n = GPOINTER_TO_INT (data);
|
|
|
|
gail_screens [screen_n].update_handler = 0;
|
|
gail_screens [screen_n].update_stacked_windows = FALSE;
|
|
|
|
get_stacked_windows (&gail_screens [screen_n]);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
update_desktop_info (gpointer data)
|
|
{
|
|
int screen_n = GPOINTER_TO_INT (data);
|
|
GailScreenInfo *info;
|
|
int i;
|
|
|
|
info = &gail_screens [screen_n];
|
|
info->update_desktop_handler = 0;
|
|
|
|
for (i = 0; i < info->stacked_windows_len; i++)
|
|
{
|
|
if (info->desktop_changed [i])
|
|
{
|
|
info->desktop [i] = get_window_desktop (info->stacked_windows [i]);
|
|
info->desktop_changed [i] = FALSE;
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static GdkFilterReturn
|
|
filter_func (GdkXEvent *gdkxevent,
|
|
GdkEvent *event,
|
|
gpointer data)
|
|
{
|
|
XEvent *xevent = gdkxevent;
|
|
|
|
if (xevent->type == PropertyNotify)
|
|
{
|
|
if (xevent->xproperty.atom == _net_client_list_stacking)
|
|
{
|
|
int screen_n;
|
|
GdkWindow *window;
|
|
|
|
window = event->any.window;
|
|
|
|
if (window)
|
|
{
|
|
screen_n = gdk_screen_get_number (
|
|
gdk_drawable_get_screen (GDK_DRAWABLE (window)));
|
|
|
|
gail_screens [screen_n].update_stacked_windows = TRUE;
|
|
if (!gail_screens [screen_n].update_handler)
|
|
{
|
|
gail_screens [screen_n].update_handler = gdk_threads_add_idle (update_screen_info,
|
|
GINT_TO_POINTER (screen_n));
|
|
}
|
|
}
|
|
}
|
|
else if (xevent->xproperty.atom == _net_wm_desktop)
|
|
{
|
|
int i;
|
|
int j;
|
|
GailScreenInfo *info;
|
|
|
|
for (i = 0; i < num_screens; i++)
|
|
{
|
|
info = &gail_screens [i];
|
|
for (j = 0; j < info->stacked_windows_len; j++)
|
|
{
|
|
if (xevent->xany.window == info->stacked_windows [j])
|
|
{
|
|
info->desktop_changed [j] = TRUE;
|
|
if (!info->update_desktop_handler)
|
|
{
|
|
info->update_desktop_handler = gdk_threads_add_idle (update_desktop_info,
|
|
GINT_TO_POINTER (i));
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return GDK_FILTER_CONTINUE;
|
|
}
|
|
|
|
static void
|
|
display_closed (GdkDisplay *display,
|
|
gboolean is_error)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < num_screens; i++)
|
|
{
|
|
if (gail_screens [i].update_handler)
|
|
{
|
|
g_source_remove (gail_screens [i].update_handler);
|
|
gail_screens [i].update_handler = 0;
|
|
}
|
|
|
|
if (gail_screens [i].update_desktop_handler)
|
|
{
|
|
g_source_remove (gail_screens [i].update_desktop_handler);
|
|
gail_screens [i].update_desktop_handler = 0;
|
|
}
|
|
|
|
free_screen_info (&gail_screens [i]);
|
|
}
|
|
|
|
g_free (gail_screens);
|
|
gail_screens = NULL;
|
|
num_screens = 0;
|
|
}
|
|
|
|
static void
|
|
init_gail_screens (void)
|
|
{
|
|
GdkDisplay *display;
|
|
|
|
display = gdk_display_get_default ();
|
|
|
|
num_screens = gdk_display_get_n_screens (display);
|
|
|
|
gail_screens = g_new0 (GailScreenInfo, num_screens);
|
|
gdk_window_add_filter (NULL, filter_func, NULL);
|
|
|
|
g_signal_connect (display, "closed", G_CALLBACK (display_closed), NULL);
|
|
}
|
|
|
|
static void
|
|
init_gail_screen (GdkScreen *screen,
|
|
int screen_n)
|
|
{
|
|
XWindowAttributes attrs;
|
|
|
|
gail_screens [screen_n].root_window = gdk_screen_get_root_window (screen);
|
|
|
|
get_stacked_windows (&gail_screens [screen_n]);
|
|
|
|
XGetWindowAttributes (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
|
|
GDK_WINDOW_XWINDOW (gail_screens [screen_n].root_window),
|
|
&attrs);
|
|
|
|
XSelectInput (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
|
|
GDK_WINDOW_XWINDOW (gail_screens [screen_n].root_window),
|
|
attrs.your_event_mask | PropertyChangeMask);
|
|
|
|
gail_screens [screen_n].screen_initialized = TRUE;
|
|
}
|
|
|
|
static GailScreenInfo *
|
|
get_screen_info (GdkScreen *screen)
|
|
{
|
|
int screen_n;
|
|
|
|
gail_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
|
|
|
|
screen_n = gdk_screen_get_number (screen);
|
|
|
|
if (gail_screens && gail_screens [screen_n].screen_initialized)
|
|
return &gail_screens [screen_n];
|
|
|
|
if (!gail_screens)
|
|
init_gail_screens ();
|
|
|
|
g_assert (gail_screens != NULL);
|
|
|
|
init_gail_screen (screen, screen_n);
|
|
|
|
g_assert (gail_screens [screen_n].screen_initialized);
|
|
|
|
return &gail_screens [screen_n];
|
|
}
|
|
|
|
static gint
|
|
get_window_zorder (GdkWindow *window)
|
|
{
|
|
GailScreenInfo *info;
|
|
Window xid;
|
|
int i;
|
|
int zorder;
|
|
int w_desktop;
|
|
|
|
gail_return_val_if_fail (GDK_IS_WINDOW (window), -1);
|
|
|
|
info = get_screen_info (
|
|
gdk_drawable_get_screen (GDK_DRAWABLE (window)));
|
|
|
|
gail_return_val_if_fail (info->stacked_windows != NULL, -1);
|
|
|
|
xid = GDK_WINDOW_XID (window);
|
|
|
|
w_desktop = -1;
|
|
for (i = 0; i < info->stacked_windows_len; i++)
|
|
{
|
|
if (info->stacked_windows [i] == xid)
|
|
{
|
|
w_desktop = info->desktop[i];
|
|
break;
|
|
}
|
|
}
|
|
if (w_desktop < 0)
|
|
return w_desktop;
|
|
|
|
zorder = 0;
|
|
for (i = 0; i < info->stacked_windows_len; i++)
|
|
{
|
|
if (info->stacked_windows [i] == xid)
|
|
{
|
|
return zorder;
|
|
}
|
|
else
|
|
{
|
|
if (info->desktop[i] == w_desktop)
|
|
zorder++;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
static gint
|
|
gail_window_get_mdi_zorder (AtkComponent *component)
|
|
{
|
|
GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (component));
|
|
|
|
if (widget == NULL)
|
|
/*
|
|
* State is defunct
|
|
*/
|
|
return -1;
|
|
|
|
gail_return_val_if_fail (GTK_IS_WINDOW (widget), -1);
|
|
|
|
return get_window_zorder (gtk_widget_get_window (widget));
|
|
}
|
|
|
|
#elif defined (GDK_WINDOWING_WIN32)
|
|
|
|
static gint
|
|
gail_window_get_mdi_zorder (AtkComponent *component)
|
|
{
|
|
GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (component));
|
|
|
|
if (widget == NULL)
|
|
/*
|
|
* State is defunct
|
|
*/
|
|
return -1;
|
|
|
|
gail_return_val_if_fail (GTK_IS_WINDOW (widget), -1);
|
|
|
|
return 0; /* Punt, FIXME */
|
|
}
|
|
|
|
#else
|
|
|
|
static gint
|
|
gail_window_get_mdi_zorder (AtkComponent *component)
|
|
{
|
|
GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (component));
|
|
|
|
if (widget == NULL)
|
|
/*
|
|
* State is defunct
|
|
*/
|
|
return -1;
|
|
|
|
gail_return_val_if_fail (GTK_IS_WINDOW (widget), -1);
|
|
|
|
return 0; /* Punt, FIXME */
|
|
}
|
|
|
|
#endif
|