diff options
Diffstat (limited to 'lib/egg/eggtoggletoolbutton.c')
| -rw-r--r-- | lib/egg/eggtoggletoolbutton.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/lib/egg/eggtoggletoolbutton.c b/lib/egg/eggtoggletoolbutton.c new file mode 100644 index 000000000..c694eb9ad --- /dev/null +++ b/lib/egg/eggtoggletoolbutton.c @@ -0,0 +1,192 @@ +/* eggtoggletoolbutton.c + * + * Copyright (C) 2002 Anders Carlsson <andersca@codefactory.se> + * Copyright (C) 2002 James Henstridge <james@daa.com.au> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "eggtoggletoolbutton.h" +#include <gtk/gtkcheckmenuitem.h> +#include <gtk/gtklabel.h> +#include <gtk/gtktogglebutton.h> + +#ifndef _ +# define _(s) (s) +#endif + +enum { + TOGGLED, + LAST_SIGNAL +}; + +static void egg_toggle_tool_button_init (EggToggleToolButton *button); +static void egg_toggle_tool_button_class_init (EggToggleToolButtonClass *klass); + +static GtkWidget *egg_toggle_tool_button_create_menu_proxy (EggToolItem *button); + + +static void button_toggled (GtkWidget *widget, + EggToggleToolButton *button); + + + +static GObjectClass *parent_class = NULL; +static guint toggle_signals[LAST_SIGNAL] = { 0 }; + +GType +egg_toggle_tool_button_get_type (void) +{ + static GType type = 0; + + if (!type) + { + static const GTypeInfo type_info = + { + sizeof (EggToggleToolButtonClass), + (GBaseInitFunc) 0, + (GBaseFinalizeFunc) 0, + (GClassInitFunc) egg_toggle_tool_button_class_init, + (GClassFinalizeFunc) 0, + NULL, + sizeof (EggToggleToolButton), + 0, /* n_preallocs */ + (GInstanceInitFunc) egg_toggle_tool_button_init + }; + + type = g_type_register_static (EGG_TYPE_TOOL_BUTTON, + "EggToggleToolButton", &type_info, 0); + } + return type; +} + + +static void +egg_toggle_tool_button_class_init (EggToggleToolButtonClass *klass) +{ + EggToolItemClass *toolitem_class; + EggToolButtonClass *toolbutton_class; + + parent_class = g_type_class_peek_parent (klass); + + toolitem_class = (EggToolItemClass *)klass; + toolbutton_class = (EggToolButtonClass *)klass; + + toolitem_class->create_menu_proxy = egg_toggle_tool_button_create_menu_proxy; + toolbutton_class->button_type = GTK_TYPE_TOGGLE_BUTTON; + + toggle_signals[TOGGLED] = + g_signal_new ("toggled", + G_OBJECT_CLASS_TYPE (klass), + G_SIGNAL_RUN_FIRST, + G_STRUCT_OFFSET (EggToggleToolButtonClass, toggled), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); +} + +static void +egg_toggle_tool_button_init (EggToggleToolButton *button) +{ + g_signal_connect_object (EGG_TOOL_BUTTON (button)->button, "toggled", + G_CALLBACK (button_toggled), button, 0); +} + +static GtkWidget * +egg_toggle_tool_button_create_menu_proxy (EggToolItem *item) +{ + EggToggleToolButton *button = EGG_TOGGLE_TOOL_BUTTON (item); + GtkWidget *menu_item; + const char *label; + + label = gtk_label_get_text (GTK_LABEL (EGG_TOOL_BUTTON (button)->label)); + + menu_item = gtk_check_menu_item_new_with_mnemonic (label); + gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item), + button->active); + g_signal_connect_object (menu_item, "activate", + G_CALLBACK (gtk_button_clicked), + EGG_TOOL_BUTTON (button)->button, + G_CONNECT_SWAPPED); + + return menu_item; +} + +static void +button_toggled (GtkWidget *widget, + EggToggleToolButton *button) +{ + gboolean toggle_active; + + toggle_active = GTK_TOGGLE_BUTTON (widget)->active; + if (toggle_active != button->active) + { + button->active = toggle_active; + g_signal_emit (G_OBJECT (button), toggle_signals[TOGGLED], 0); + } +} + +EggToolItem * +egg_toggle_tool_button_new (void) +{ + EggToolButton *button; + + button = g_object_new (EGG_TYPE_TOGGLE_TOOL_BUTTON, + NULL); + + return EGG_TOOL_ITEM (button); +} + +EggToolItem * +egg_toggle_tool_button_new_from_stock (const gchar *stock_id) +{ + EggToolButton *button; + + button = g_object_new (EGG_TYPE_TOGGLE_TOOL_BUTTON, + "stock_id", stock_id, + "use_underline", TRUE, + NULL); + + return EGG_TOOL_ITEM (button); +} + +void +egg_toggle_tool_button_toggled (EggToggleToolButton *button) +{ + g_return_if_fail (EGG_IS_TOGGLE_TOOL_BUTTON (button)); + + gtk_toggle_button_toggled (GTK_TOGGLE_BUTTON(EGG_TOOL_BUTTON(button)->button)); +} + +void +egg_toggle_tool_button_set_active (EggToggleToolButton *button, + gboolean is_active) +{ + g_return_if_fail (EGG_IS_TOGGLE_TOOL_BUTTON (button)); + + is_active = is_active != FALSE; + + if (button->active != is_active) + gtk_button_clicked (GTK_BUTTON (EGG_TOOL_BUTTON (button)->button)); +} + +gboolean +egg_toggle_tool_button_get_active (EggToggleToolButton *button) +{ + g_return_val_if_fail (EGG_IS_TOGGLE_TOOL_BUTTON (button), FALSE); + + return button->active; +} |