forked from AuroraMiddleware/gtk
948e077f1c
Add the obvious names to the CSS nodes of GtkRadioToolButton, GtkToggleToolButton and GtkSeparatorToolItem.
482 lines
14 KiB
C
482 lines
14 KiB
C
/* gtktoggletoolbutton.c
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*
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* Copyright (C) 2002 Anders Carlsson <andersca@gnome.org>
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* Copyright (C) 2002 James Henstridge <james@daa.com.au>
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gtktoggletoolbutton.h"
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#include "gtkcheckmenuitem.h"
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#include "gtklabel.h"
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#include "gtktogglebutton.h"
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#include "deprecated/gtkstock.h"
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#include "gtkintl.h"
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#include "gtkradiotoolbutton.h"
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#include "deprecated/gtktoggleaction.h"
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#include "deprecated/gtkactivatable.h"
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#include "gtkprivate.h"
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/**
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* SECTION:gtktoggletoolbutton
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* @Short_description: A GtkToolItem containing a toggle button
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* @Title: GtkToggleToolButton
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* @See_also: #GtkToolbar, #GtkToolButton, #GtkSeparatorToolItem
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*
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* A #GtkToggleToolButton is a #GtkToolItem that contains a toggle
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* button.
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*
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* Use gtk_toggle_tool_button_new() to create a new GtkToggleToolButton.
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*
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* # CSS nodes
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*
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* GtkToggleToolButton has a single CSS node with name togglebutton.
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*/
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#define MENU_ID "gtk-toggle-tool-button-menu-id"
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enum {
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TOGGLED,
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LAST_SIGNAL
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};
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enum {
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PROP_0,
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PROP_ACTIVE
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};
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struct _GtkToggleToolButtonPrivate
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{
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guint active : 1;
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};
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static void gtk_toggle_tool_button_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 gtk_toggle_tool_button_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 gboolean gtk_toggle_tool_button_create_menu_proxy (GtkToolItem *button);
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static void button_toggled (GtkWidget *widget,
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GtkToggleToolButton *button);
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static void menu_item_activated (GtkWidget *widget,
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GtkToggleToolButton *button);
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static void gtk_toggle_tool_button_activatable_interface_init (GtkActivatableIface *iface);
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static void gtk_toggle_tool_button_update (GtkActivatable *activatable,
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GtkAction *action,
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const gchar *property_name);
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static void gtk_toggle_tool_button_sync_action_properties (GtkActivatable *activatable,
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GtkAction *action);
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static GtkActivatableIface *parent_activatable_iface;
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static guint toggle_signals[LAST_SIGNAL] = { 0 };
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
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G_DEFINE_TYPE_WITH_CODE (GtkToggleToolButton, gtk_toggle_tool_button, GTK_TYPE_TOOL_BUTTON,
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G_ADD_PRIVATE (GtkToggleToolButton)
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G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTIVATABLE,
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gtk_toggle_tool_button_activatable_interface_init))
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G_GNUC_END_IGNORE_DEPRECATIONS;
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static void
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gtk_toggle_tool_button_class_init (GtkToggleToolButtonClass *klass)
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{
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GObjectClass *object_class;
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GtkToolItemClass *toolitem_class;
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GtkToolButtonClass *toolbutton_class;
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object_class = (GObjectClass *)klass;
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toolitem_class = (GtkToolItemClass *)klass;
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toolbutton_class = (GtkToolButtonClass *)klass;
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object_class->set_property = gtk_toggle_tool_button_set_property;
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object_class->get_property = gtk_toggle_tool_button_get_property;
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toolitem_class->create_menu_proxy = gtk_toggle_tool_button_create_menu_proxy;
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toolbutton_class->button_type = GTK_TYPE_TOGGLE_BUTTON;
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/**
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* GtkToggleToolButton:active:
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*
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* If the toggle tool button should be pressed in.
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*
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* Since: 2.8
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*/
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g_object_class_install_property (object_class,
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PROP_ACTIVE,
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g_param_spec_boolean ("active",
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P_("Active"),
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P_("If the toggle button should be pressed in"),
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FALSE,
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GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY));
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/**
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* GtkToggleToolButton::toggled:
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* @toggle_tool_button: the object that emitted the signal
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*
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* Emitted whenever the toggle tool button changes state.
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**/
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toggle_signals[TOGGLED] =
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g_signal_new (I_("toggled"),
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G_OBJECT_CLASS_TYPE (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GtkToggleToolButtonClass, toggled),
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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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gtk_toggle_tool_button_init (GtkToggleToolButton *button)
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{
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GtkToolButton *tool_button = GTK_TOOL_BUTTON (button);
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GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (_gtk_tool_button_get_button (tool_button));
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button->priv = gtk_toggle_tool_button_get_instance_private (button);
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/* If the real button is a radio button, it may have been
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* active at the time it was created.
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*/
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button->priv->active = gtk_toggle_button_get_active (toggle_button);
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g_signal_connect_object (toggle_button,
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"toggled", G_CALLBACK (button_toggled), button, 0);
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}
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static void
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gtk_toggle_tool_button_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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GtkToggleToolButton *button = GTK_TOGGLE_TOOL_BUTTON (object);
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switch (prop_id)
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{
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case PROP_ACTIVE:
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gtk_toggle_tool_button_set_active (button,
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g_value_get_boolean (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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gtk_toggle_tool_button_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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GtkToggleToolButton *button = GTK_TOGGLE_TOOL_BUTTON (object);
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switch (prop_id)
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{
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case PROP_ACTIVE:
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g_value_set_boolean (value, gtk_toggle_tool_button_get_active (button));
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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 gboolean
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gtk_toggle_tool_button_create_menu_proxy (GtkToolItem *item)
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{
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GtkToolButton *tool_button = GTK_TOOL_BUTTON (item);
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GtkToggleToolButton *toggle_tool_button = GTK_TOGGLE_TOOL_BUTTON (item);
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GtkWidget *menu_item = NULL;
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GtkStockItem stock_item;
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gboolean use_mnemonic = TRUE;
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const char *label;
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GtkWidget *label_widget;
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const gchar *label_text;
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const gchar *stock_id;
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if (_gtk_tool_item_create_menu_proxy (item))
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return TRUE;
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label_widget = gtk_tool_button_get_label_widget (tool_button);
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label_text = gtk_tool_button_get_label (tool_button);
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
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stock_id = gtk_tool_button_get_stock_id (tool_button);
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if (GTK_IS_LABEL (label_widget))
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{
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label = gtk_label_get_label (GTK_LABEL (label_widget));
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use_mnemonic = gtk_label_get_use_underline (GTK_LABEL (label_widget));
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}
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else if (label_text)
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{
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label = label_text;
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use_mnemonic = gtk_tool_button_get_use_underline (tool_button);
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}
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else if (stock_id && gtk_stock_lookup (stock_id, &stock_item))
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{
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label = stock_item.label;
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}
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else
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{
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label = "";
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}
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G_GNUC_END_IGNORE_DEPRECATIONS;
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if (use_mnemonic)
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menu_item = gtk_check_menu_item_new_with_mnemonic (label);
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else
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menu_item = gtk_check_menu_item_new_with_label (label);
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gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),
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toggle_tool_button->priv->active);
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if (GTK_IS_RADIO_TOOL_BUTTON (toggle_tool_button))
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{
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gtk_check_menu_item_set_draw_as_radio (GTK_CHECK_MENU_ITEM (menu_item),
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TRUE);
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}
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g_signal_connect_closure_by_id (menu_item,
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g_signal_lookup ("activate", G_OBJECT_TYPE (menu_item)), 0,
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g_cclosure_new_object (G_CALLBACK (menu_item_activated),
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G_OBJECT (toggle_tool_button)),
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FALSE);
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gtk_tool_item_set_proxy_menu_item (item, MENU_ID, menu_item);
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return TRUE;
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}
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/* There are two activatable widgets, a toggle button and a menu item.
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*
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* If a widget is activated and the state of the tool button is the same as
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* the new state of the activated widget, then the other widget was the one
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* that was activated by the user and updated the tool button’s state.
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*
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* If the state of the tool button is not the same as the new state of the
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* activated widget, then the activation was activated by the user, and the
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* widget needs to make sure the tool button is updated before the other
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* widget is activated. This will make sure the other widget a tool button
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* in a state that matches its own new state.
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*/
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static void
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menu_item_activated (GtkWidget *menu_item,
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GtkToggleToolButton *toggle_tool_button)
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{
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GtkToolButton *tool_button = GTK_TOOL_BUTTON (toggle_tool_button);
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gboolean menu_active = gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (menu_item));
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if (toggle_tool_button->priv->active != menu_active)
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{
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toggle_tool_button->priv->active = menu_active;
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (_gtk_tool_button_get_button (tool_button)),
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toggle_tool_button->priv->active);
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g_object_notify (G_OBJECT (toggle_tool_button), "active");
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g_signal_emit (toggle_tool_button, toggle_signals[TOGGLED], 0);
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}
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}
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static void
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button_toggled (GtkWidget *widget,
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GtkToggleToolButton *toggle_tool_button)
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{
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gboolean toggle_active;
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toggle_active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
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if (toggle_tool_button->priv->active != toggle_active)
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{
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GtkWidget *menu_item;
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toggle_tool_button->priv->active = toggle_active;
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if ((menu_item =
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gtk_tool_item_get_proxy_menu_item (GTK_TOOL_ITEM (toggle_tool_button), MENU_ID)))
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{
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gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),
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toggle_tool_button->priv->active);
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}
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g_object_notify (G_OBJECT (toggle_tool_button), "active");
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g_signal_emit (toggle_tool_button, toggle_signals[TOGGLED], 0);
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}
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}
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static void
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gtk_toggle_tool_button_activatable_interface_init (GtkActivatableIface *iface)
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{
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parent_activatable_iface = g_type_interface_peek_parent (iface);
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iface->update = gtk_toggle_tool_button_update;
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iface->sync_action_properties = gtk_toggle_tool_button_sync_action_properties;
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}
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static void
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gtk_toggle_tool_button_update (GtkActivatable *activatable,
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GtkAction *action,
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const gchar *property_name)
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{
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GtkToggleToolButton *button;
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parent_activatable_iface->update (activatable, action, property_name);
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button = GTK_TOGGLE_TOOL_BUTTON (activatable);
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if (strcmp (property_name, "active") == 0)
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{
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
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gtk_action_block_activate (action);
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gtk_toggle_tool_button_set_active (button, gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
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gtk_action_unblock_activate (action);
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G_GNUC_END_IGNORE_DEPRECATIONS;
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}
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}
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static void
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gtk_toggle_tool_button_sync_action_properties (GtkActivatable *activatable,
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GtkAction *action)
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{
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GtkToggleToolButton *button;
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gboolean is_toggle_action;
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parent_activatable_iface->sync_action_properties (activatable, action);
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
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is_toggle_action = GTK_IS_TOGGLE_ACTION (action);
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G_GNUC_END_IGNORE_DEPRECATIONS;
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if (!is_toggle_action)
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return;
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button = GTK_TOGGLE_TOOL_BUTTON (activatable);
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
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gtk_action_block_activate (action);
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gtk_toggle_tool_button_set_active (button, gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
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gtk_action_unblock_activate (action);
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G_GNUC_END_IGNORE_DEPRECATIONS;
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}
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/**
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* gtk_toggle_tool_button_new:
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*
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* Returns a new #GtkToggleToolButton
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*
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* Returns: a newly created #GtkToggleToolButton
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*
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* Since: 2.4
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**/
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GtkToolItem *
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gtk_toggle_tool_button_new (void)
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{
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GtkToolButton *button;
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button = g_object_new (GTK_TYPE_TOGGLE_TOOL_BUTTON,
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NULL);
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return GTK_TOOL_ITEM (button);
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}
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/**
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* gtk_toggle_tool_button_new_from_stock:
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* @stock_id: the name of the stock item
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*
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* Creates a new #GtkToggleToolButton containing the image and text from a
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* stock item. Some stock ids have preprocessor macros like #GTK_STOCK_OK
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* and #GTK_STOCK_APPLY.
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*
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* It is an error if @stock_id is not a name of a stock item.
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*
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* Returns: A new #GtkToggleToolButton
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*
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* Since: 2.4
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*
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* Deprecated: 3.10: Use gtk_toggle_tool_button_new() instead.
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**/
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GtkToolItem *
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gtk_toggle_tool_button_new_from_stock (const gchar *stock_id)
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{
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GtkToolButton *button;
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g_return_val_if_fail (stock_id != NULL, NULL);
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button = g_object_new (GTK_TYPE_TOGGLE_TOOL_BUTTON,
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"stock-id", stock_id,
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NULL);
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return GTK_TOOL_ITEM (button);
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}
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/**
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* gtk_toggle_tool_button_set_active:
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* @button: a #GtkToggleToolButton
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* @is_active: whether @button should be active
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*
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* Sets the status of the toggle tool button. Set to %TRUE if you
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* want the GtkToggleButton to be “pressed in”, and %FALSE to raise it.
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* This action causes the toggled signal to be emitted.
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*
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* Since: 2.4
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**/
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void
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gtk_toggle_tool_button_set_active (GtkToggleToolButton *button,
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gboolean is_active)
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{
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g_return_if_fail (GTK_IS_TOGGLE_TOOL_BUTTON (button));
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is_active = is_active != FALSE;
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if (button->priv->active != is_active)
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{
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gtk_button_clicked (GTK_BUTTON (_gtk_tool_button_get_button (GTK_TOOL_BUTTON (button))));
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g_object_notify (G_OBJECT (button), "active");
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}
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}
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/**
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* gtk_toggle_tool_button_get_active:
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* @button: a #GtkToggleToolButton
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*
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* Queries a #GtkToggleToolButton and returns its current state.
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* Returns %TRUE if the toggle button is pressed in and %FALSE if it is raised.
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*
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* Returns: %TRUE if the toggle tool button is pressed in, %FALSE if not
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*
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* Since: 2.4
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**/
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gboolean
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gtk_toggle_tool_button_get_active (GtkToggleToolButton *button)
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{
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g_return_val_if_fail (GTK_IS_TOGGLE_TOOL_BUTTON (button), FALSE);
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return button->priv->active;
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}
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