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/*
* menu.c
* Copyright 2011-2014 John Lindgren
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions, and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions, and the following disclaimer in the documentation
* provided with the distribution.
*
* This software is provided "as is" and without any warranty, express or
* implied. In no event shall the authors be liable for any damages arising from
* the use of this software.
*/
#include "menu.h"
#include <libaudcore/hook.h>
#include <libaudcore/i18n.h>
#include <libaudcore/runtime.h>
static GtkWidget * image_menu_item_new (const char * text, const char * icon)
{
GtkWidget * widget = gtk_image_menu_item_new_with_mnemonic (text);
if (icon)
{
GtkWidget * image = gtk_image_new_from_icon_name (icon, GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image ((GtkImageMenuItem *) widget, image);
}
return widget;
}
static void toggled_cb (GtkCheckMenuItem * check, const AudguiMenuItem * item)
{
gboolean on = gtk_check_menu_item_get_active (check);
if (aud_get_bool (item->csect, item->cname) == on)
return;
aud_set_bool (item->csect, item->cname, on);
if (item->func)
item->func ();
}
static void hook_cb (void * data, GtkWidget * check)
{
const AudguiMenuItem * item = (const AudguiMenuItem *) g_object_get_data
((GObject *) check, "item");
gtk_check_menu_item_set_active ((GtkCheckMenuItem *) check, aud_get_bool
(item->csect, item->cname));
}
static void unhook_cb (GtkCheckMenuItem * check, const AudguiMenuItem * item)
{
hook_dissociate (item->hook, (HookFunction) hook_cb, check);
}
EXPORT GtkWidget * audgui_menu_item_new_with_domain
(const AudguiMenuItem * item, GtkAccelGroup * accel, const char * domain)
{
const char * name = domain ? dgettext (domain, item->name) : item->name;
GtkWidget * widget = nullptr;
if (name && item->func && ! item->cname) /* normal widget */
{
widget = image_menu_item_new (name, item->icon);
g_signal_connect (widget, "activate", item->func, nullptr);
}
else if (name && item->cname) /* toggle widget */
{
widget = gtk_check_menu_item_new_with_mnemonic (name);
gtk_check_menu_item_set_active ((GtkCheckMenuItem *) widget,
aud_get_bool (item->csect, item->cname));
g_signal_connect (widget, "toggled", (GCallback) toggled_cb, (void *) item);
if (item->hook)
{
g_object_set_data ((GObject *) widget, "item", (void *) item);
hook_associate (item->hook, (HookFunction) hook_cb, widget);
g_signal_connect (widget, "destroy", (GCallback) unhook_cb, (void *) item);
}
}
else if (name && (item->items.len || item->get_sub)) /* submenu */
{
widget = image_menu_item_new (name, item->icon);
GtkWidget * sub;
if (item->get_sub)
sub = item->get_sub ();
else
{
sub = gtk_menu_new ();
audgui_menu_init_with_domain (sub, item->items, accel, domain);
}
gtk_menu_item_set_submenu ((GtkMenuItem *) widget, sub);
}
else if (item->sep) /* separator */
widget = gtk_separator_menu_item_new ();
if (widget && accel && item->key)
gtk_widget_add_accelerator (widget, "activate", accel, item->key,
item->mod, GTK_ACCEL_VISIBLE);
return widget;
}
EXPORT void audgui_menu_init_with_domain (GtkWidget * shell,
ArrayRef<AudguiMenuItem> items, GtkAccelGroup * accel,
const char * domain)
{
for (const AudguiMenuItem & item : items)
{
GtkWidget * widget = audgui_menu_item_new_with_domain (& item, accel, domain);
if (! widget)
continue;
gtk_widget_show (widget);
gtk_menu_shell_append ((GtkMenuShell *) shell, widget);
}
}
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