awesome/widget.h

/*
 * widget.h - widget managing header
 *
 * Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 */

#ifndef AWESOME_WIDGET_H
#define AWESOME_WIDGET_H

#include "structs.h"

#define WIDGET_CACHE_EMBEDDED       (1<<3)

struct widget_node_t
{
    /** The widget */
    widget_t *widget;
    /** The geometry where the widget was drawn */
    area_t geometry;
};

/** Delete a widget structure.
 * \param widget The widget to destroy.
 */
static inline void
widget_delete(widget_t **widget)
{
    if((*widget)->destructor)
        (*widget)->destructor(*widget);
    button_array_wipe(&(*widget)->buttons);
    p_delete(&(*widget)->name);
    p_delete(widget);
}

DO_RCNT(widget_t, widget, widget_delete)

void widget_invalidate_cache(int, int);
int widget_calculate_offset(int, int, int, int);
void widget_common_new(widget_t *);
void widget_render(widget_node_array_t *, draw_context_t *, xcb_gcontext_t, xcb_drawable_t, int, orientation_t, int, int, wibox_t *);

int luaA_widget_userdata_new(lua_State *, widget_t *);
void luaA_table2widgets(lua_State *, widget_node_array_t *);

void widget_invalidate_bywidget(widget_t *);

widget_constructor_t textbox_new;
widget_constructor_t progressbar_new;
widget_constructor_t graph_new;
widget_constructor_t systray_new;
widget_constructor_t imagebox_new;

/** Delete a widget node structure.
 * \param node The node to destroy.
 */
static inline void
widget_node_delete(widget_node_t *node)
{
    widget_unref(&node->widget);
}

ARRAY_FUNCS(widget_node_t, widget_node, widget_node_delete)

#endif

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