Robin Gareus
ad51c7c2ba
This is intended mainly for GNU/Linux distros who will remove GTK2 support in the near future.
265 lines
6.5 KiB
C
265 lines
6.5 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2000 Red Hat, 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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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include "gdkscreen.h"
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#include "gdkdisplay.h"
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#include "gdkdisplaymanager.h"
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#include "gdkinternals.h"
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#include "gdkmarshalers.h"
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#include "gdkintl.h"
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#include "gdkalias.h"
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struct _GdkDisplayManager
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{
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GObject parent_instance;
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};
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enum {
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PROP_0,
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PROP_DEFAULT_DISPLAY
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};
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enum {
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DISPLAY_OPENED,
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LAST_SIGNAL
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};
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static void gdk_display_manager_class_init (GdkDisplayManagerClass *klass);
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static void gdk_display_manager_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gdk_display_manager_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static guint signals[LAST_SIGNAL] = { 0 };
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static GdkDisplay *default_display = NULL;
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G_DEFINE_TYPE (GdkDisplayManager, gdk_display_manager, G_TYPE_OBJECT)
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static void
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gdk_display_manager_class_init (GdkDisplayManagerClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->set_property = gdk_display_manager_set_property;
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object_class->get_property = gdk_display_manager_get_property;
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/**
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* GdkDisplayManager::display-opened:
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* @display_manager: the object on which the signal is emitted
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* @display: the opened display
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*
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* The ::display_opened signal is emitted when a display is opened.
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*
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* Since: 2.2
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*/
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signals[DISPLAY_OPENED] =
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g_signal_new (g_intern_static_string ("display-opened"),
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GdkDisplayManagerClass, display_opened),
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NULL, NULL,
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_gdk_marshal_VOID__OBJECT,
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G_TYPE_NONE,
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1,
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GDK_TYPE_DISPLAY);
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g_object_class_install_property (object_class,
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PROP_DEFAULT_DISPLAY,
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g_param_spec_object ("default-display",
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P_("Default Display"),
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P_("The default display for GDK"),
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GDK_TYPE_DISPLAY,
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G_PARAM_READWRITE|G_PARAM_STATIC_NAME|
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G_PARAM_STATIC_NICK|G_PARAM_STATIC_BLURB));
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}
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static void
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gdk_display_manager_init (GdkDisplayManager *manager)
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{
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}
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static void
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gdk_display_manager_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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switch (prop_id)
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{
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case PROP_DEFAULT_DISPLAY:
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gdk_display_manager_set_default_display (GDK_DISPLAY_MANAGER (object),
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g_value_get_object (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gdk_display_manager_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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switch (prop_id)
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{
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case PROP_DEFAULT_DISPLAY:
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g_value_set_object (value, default_display);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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/**
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* gdk_display_manager_get:
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*
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* Gets the singleton #GdkDisplayManager object.
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*
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* Returns: (transfer none): The global #GdkDisplayManager singleton; gdk_parse_pargs(),
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* gdk_init(), or gdk_init_check() must have been called first.
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*
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* Since: 2.2
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**/
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GdkDisplayManager*
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gdk_display_manager_get (void)
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{
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static GdkDisplayManager *display_manager = NULL;
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if (!display_manager)
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display_manager = g_object_new (GDK_TYPE_DISPLAY_MANAGER, NULL);
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return display_manager;
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}
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/**
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* gdk_display_manager_get_default_display:
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* @display_manager: a #GdkDisplayManager
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*
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* Gets the default #GdkDisplay.
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*
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* Returns: (transfer none): a #GdkDisplay, or %NULL if there is no default
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* display.
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*
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* Since: 2.2
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*/
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GdkDisplay *
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gdk_display_manager_get_default_display (GdkDisplayManager *display_manager)
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{
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return default_display;
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}
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/**
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* gdk_display_get_default:
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*
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* Gets the default #GdkDisplay. This is a convenience
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* function for
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* <literal>gdk_display_manager_get_default_display (gdk_display_manager_get ())</literal>.
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*
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* Returns: (transfer none): a #GdkDisplay, or %NULL if there is no default
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* display.
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*
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* Since: 2.2
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*/
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GdkDisplay *
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gdk_display_get_default (void)
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{
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return default_display;
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}
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/**
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* gdk_screen_get_default:
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*
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* Gets the default screen for the default display. (See
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* gdk_display_get_default ()).
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*
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* Returns: (transfer none): a #GdkScreen, or %NULL if there is no default display.
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*
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* Since: 2.2
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*/
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GdkScreen *
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gdk_screen_get_default (void)
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{
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if (default_display)
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return gdk_display_get_default_screen (default_display);
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else
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return NULL;
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}
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/**
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* gdk_display_manager_set_default_display:
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* @display_manager: a #GdkDisplayManager
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* @display: a #GdkDisplay
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*
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* Sets @display as the default display.
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*
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* Since: 2.2
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**/
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void
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gdk_display_manager_set_default_display (GdkDisplayManager *display_manager,
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GdkDisplay *display)
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{
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default_display = display;
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_gdk_windowing_set_default_display (display);
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g_object_notify (G_OBJECT (display_manager), "default-display");
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}
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/**
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* gdk_display_manager_list_displays:
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* @display_manager: a #GdkDisplayManager
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*
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* List all currently open displays.
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*
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* Return value: (transfer container) (element-type GdkDisplay): a newly allocated
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* #GSList of #GdkDisplay objects. Free this list with g_slist_free() when you
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* are done with it.
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*
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* Since: 2.2
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**/
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GSList *
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gdk_display_manager_list_displays (GdkDisplayManager *display_manager)
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{
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return g_slist_copy (_gdk_displays);
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}
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#define __GDK_DISPLAY_MANAGER_C__
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#include "gdkaliasdef.c"
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