libDesktop

/* $Id$ */
/* Copyright (c) 2014-2015 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop libDesktop */
/* All rights reserved.
*
* 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 and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
#include <System.h>
#include "Desktop.h"
#include "../config.h"
#ifndef PREFIX
# define PREFIX "/usr/local"
#endif
#ifndef LIBDIR
# define LIBDIR PREFIX "/lib"
#endif
/* Widget */
/* private */
/* types */
struct _DesktopWidget
{
Plugin * plugin;
DesktopWidgetDefinition * definition;
DesktopWidgetPlugin * dplugin;
};
/* public */
/* functions */
/* desktop_widget_new */
DesktopWidget * desktop_widget_new(char const * name)
{
DesktopWidget * widget;
if((widget = object_new(sizeof(*widget))) == NULL)
return NULL;
widget->definition = NULL;
widget->dplugin = NULL;
if((widget->plugin = plugin_new(LIBDIR, "Desktop", "widget",
name)) == NULL
|| (widget->definition = plugin_lookup(widget->plugin,
"widget")) == NULL
|| widget->definition->init == NULL
|| widget->definition->destroy == NULL
|| widget->definition->get_widget == NULL
|| (widget->dplugin = widget->definition->init(name))
== NULL)
{
desktop_widget_delete(widget);
return NULL;
}
return widget;
}
/* desktop_widget_delete */
void desktop_widget_delete(DesktopWidget * widget)
{
if(widget->definition != NULL && widget->dplugin != NULL)
widget->definition->destroy(widget->dplugin);
if(widget->plugin != NULL)
plugin_delete(widget->plugin);
object_delete(widget);
}
/* accessors */
/* desktop_widget_get_widget */
GtkWidget * desktop_widget_get_widget(DesktopWidget * widget)
{
return widget->definition->get_widget(widget->dplugin);
}
/* desktop_widget_set_property */
int desktop_widget_set_property(DesktopWidget * widget, ...)
{
int ret;
va_list ap;
if(widget->definition->set_property == NULL)
return -error_set_code(1, "%s: %s", widget->definition->name,
"Properties not supported");
va_start(ap, widget);
ret = widget->definition->set_property(widget->dplugin, ap);
va_end(ap);
return ret;
}