/*

* widget.h - widget managing header

*

* Copyright © 2007-2009 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 "button.h"

#include "draw.h"

#include "common/tokenize.h"

typedef widget_t *(widget_constructor_t)(widget_t *);

typedef void (widget_destructor_t)(widget_t *);

typedef struct widget_node widget_node_t;

/** Widget */

struct widget_t

{

LUA_OBJECT_HEADER

/** Widget type is constructor */

widget_constructor_t *type;

/** Widget destructor */

widget_destructor_t *destructor;

/** Extents function */

area_t (*extents)(lua_State *, widget_t *);

/** Draw function */

void (*draw)(widget_t *, draw_context_t *, area_t, wibox_t *);

/** Index function */

int (*index)(lua_State *, awesome_token_t);

/** Newindex function */

int (*newindex)(lua_State *, awesome_token_t);

/** Misc private data */

void *data;

/** Button bindings */

button_array_t buttons;

/** True if the widget is visible */

bool isvisible;

};

struct widget_node

{

/** The widget object */

widget_t *widget;

/** The geometry where the widget was drawn */

area_t geometry;

};

DO_ARRAY(widget_node_t, widget_node, DO_NOTHING)

widget_t *widget_getbycoords(orientation_t, widget_node_array_t *, int, int, int16_t *, int16_t *);

void widget_render(wibox_t *);

void widget_invalidate_bywidget(widget_t *);

void widget_invalidate_bytype(widget_constructor_t *);

lua_class_t widget_class;

void widget_class_setup(lua_State *);

widget_constructor_t widget_textbox;

widget_constructor_t widget_progressbar;

widget_constructor_t widget_graph;

widget_constructor_t widget_systray;

widget_constructor_t widget_imagebox;

#endif

// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80