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/*
* File : button.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_BUTTON_H__
#define __RTGUI_BUTTON_H__
#include <rtgui/image.h>
#include <rtgui/widgets/widget.h>
#include <rtgui/widgets/label.h>
#include <rtgui/kbddef.h>
#include <rtgui/color.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup rtgui_button_t
* @{
*/
/** Gets the type of a button */
#define RTGUI_BUTTON_TYPE (rtgui_button_type_get())
/** Casts the object to an rtgui_button_t */
#define RTGUI_BUTTON(obj) (RTGUI_OBJECT_CAST((obj), RTGUI_BUTTON_TYPE, rtgui_button_t))
/** Checks if the object is an rtgui_button_t */
#define RTGUI_IS_BUTTON(obj) (RTGUI_OBJECT_CHECK_TYPE((obj), RTGUI_BUTTON_TYPE))
#define RTGUI_BUTTON_FLAG_PRESS 0x01
#define RTGUI_BUTTON_FLAG_DEFAULT 0x02
#define RTGUI_BUTTON_TYPE_NORMAL 0x00
#define RTGUI_BUTTON_TYPE_PUSH 0x10
/*
* the button widget
*/
struct rtgui_button
{
/* inherit from label */
rtgui_label_t parent;
/* button flag */
rt_uint32_t flag;
/* pressed and unpressed image */
rtgui_image_t *image;
/* click button event handler */
void (*on_button)(PVOID wdt, rtgui_event_t *event);
};
typedef struct rtgui_button rtgui_button_t;
typedef void (*rtgui_onbutton_func_t)(PVOID wdt, rtgui_event_t *event);
rtgui_type_t *rtgui_button_type_get(void);
rtgui_button_t* rtgui_button_create(PVOID parent,char* text,int left,int top,int w,int h);
void rtgui_button_destroy(rtgui_button_t* btn);
void rtgui_button_set_image(rtgui_button_t* btn, rtgui_image_t* image);
void rtgui_button_set_onbutton(rtgui_button_t* btn, rtgui_onbutton_func_t func);
rt_bool_t rtgui_button_event_handler(PVOID wdt, rtgui_event_t* event);
void rtgui_button_set_text(rtgui_button_t* button, const char* text);
/** @} */
#ifdef __cplusplus
}
#endif
#endif
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