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/* xfce4
*
* Copyright (C) 2004 Brian Tarricone <bjt23@cornell.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gmodule.h>
#include "desktop-menu-stub.h"
static GModule *_menu_module = NULL;
static gint _menu_module_refcnt = 0;
static XfceDesktopMenu *(*xfce_desktop_menu_new_p)(const gchar *menu_file, gboolean deferred) = NULL;
GtkWidget *(*xfce_desktop_menu_get_widget)(XfceDesktopMenu *desktop_menu) = NULL;
G_CONST_RETURN gchar *(*xfce_desktop_menu_get_menu_file)(XfceDesktopMenu *desktop_menu) = NULL;
gboolean (*xfce_desktop_menu_need_update)(XfceDesktopMenu *desktop_menu) = NULL;
void (*xfce_desktop_menu_start_autoregen)(XfceDesktopMenu *desktop_menu, guint delay) = NULL;
void (*xfce_desktop_menu_stop_autoregen)(XfceDesktopMenu *desktop_menu) = NULL;
void (*xfce_desktop_menu_force_regen)(XfceDesktopMenu *desktop_menu) = NULL;
void (*xfce_desktop_menu_set_show_icons)(XfceDesktopMenu *desktop_menu, gboolean show_icons) = NULL;
static void (*xfce_desktop_menu_destroy_p)(XfceDesktopMenu *desktop_menu) = NULL;
static GQuark
desktop_menu_error_quark()
{
static GQuark q = 0;
if(!q)
q = g_quark_from_static_string("xfce-desktop-menu-error-quark");
return q;
}
static gboolean
_setup_functions(GModule *module)
{
if(!g_module_symbol(module, "xfce_desktop_menu_new_impl",
(gpointer)&xfce_desktop_menu_new_p))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_get_widget_impl",
(gpointer)&xfce_desktop_menu_get_widget))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_get_menu_file_impl",
(gpointer)&xfce_desktop_menu_get_menu_file))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_need_update_impl",
(gpointer)&xfce_desktop_menu_need_update))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_start_autoregen_impl",
(gpointer)&xfce_desktop_menu_start_autoregen))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_stop_autoregen_impl",
(gpointer)&xfce_desktop_menu_stop_autoregen))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_force_regen_impl",
(gpointer)&xfce_desktop_menu_force_regen))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_set_show_icons_impl",
(gpointer)&xfce_desktop_menu_set_show_icons))
return FALSE;
if(!g_module_symbol(module, "xfce_desktop_menu_destroy_impl",
(gpointer)&xfce_desktop_menu_destroy_p))
return FALSE;
return TRUE;
}
static GModule *
desktop_menu_stub_init(GError **err)
{
GModule *module;
gchar *filename;
if(!g_module_supported()) {
if(err)
g_set_error(err, desktop_menu_error_quark(), 0,
"Glib was not compiled with GModule support.");
return NULL;
}
/* filename = g_module_build_path(XFCEMODDIR, "xfce4_desktop_menu");*/
filename = g_build_filename(XFCEMODDIR, "xfce4_desktop_menu." G_MODULE_SUFFIX, NULL);
module = g_module_open(filename, 0);
g_free(filename);
if(!module) {
if(err) {
g_set_error(err, desktop_menu_error_quark(), 0,
"The XfceDesktopMenu module could not be loaded: %s",
g_module_error());
}
return NULL;
}
if(!_setup_functions(module)) {
if(err) {
g_set_error(err, desktop_menu_error_quark(), 0,
"The XfceDesktopMenu module is not valid: %s",
g_module_error());
}
g_module_close(module);
return NULL;
}
return module;
}
static void
desktop_menu_stub_cleanup(GModule *module)
{
g_module_close(module);
}
XfceDesktopMenu *
xfce_desktop_menu_new(const gchar *menu_file, gboolean deferred)
{
GError *err = NULL;
if(_menu_module_refcnt == 0)
_menu_module = desktop_menu_stub_init(&err);
if(!_menu_module) {
g_critical("XfceDesktopMenu init failed (%s)",
err ? err->message : "Unknown error");
return NULL;
}
_menu_module_refcnt++;
return xfce_desktop_menu_new_p(menu_file, deferred);
}
void
xfce_desktop_menu_destroy(XfceDesktopMenu *desktop_menu)
{
xfce_desktop_menu_destroy_p(desktop_menu);
if(--_menu_module_refcnt == 0) {
desktop_menu_stub_cleanup(_menu_module);
_menu_module = NULL;
}
}
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