rtt-f030/examples/gui/mywidget.h

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/*
* ç¨åº<C3A5>清å<E280A6>•ï¼šè‡ªå®šä¹‰æŽ§ä»¶
*
* 这个ä¾å­<C3A5>是è¦<C3A8>实现一个自定义控件,å¤è§å¤§è‡´å¦
* |
* --o--
* |
* 的形状,中间的o色彩表示了当å‰<C3A5>的状æ€<C3A6>,ON状æ€<C3A6>时是绿色,OFF状æ€<C3A6>时是红色ã€?
* 并且,这个oä½<C3A4>置接å<C2A5>—é¼ æ ‡ç¹å‡»ï¼Œç¹å‡»ä¸åˆ‡æ<E280A1>¢ä¸ç¸åº”的状æ€<C3A6>ã€?
*/
#ifndef __MY_WIDGET_H__
#define __MY_WIDGET_H__
#include <rtgui/rtgui.h>
#include <rtgui/widgets/widget.h>
/* 自定义控件的状æ€<C3A6>值定ä¹?*/
#define MYWIDGET_STATUS_ON 1
#define MYWIDGET_STATUS_OFF 0
DECLARE_CLASS_TYPE(mywidget);
/** æ¯<C3A6>个控件会有一个类åžï¼Œé€šè¿‡å¦ä¸çš„å®<C3A5>获得控件ç¸åº”çš„ç±»åžä¿¡æ<C2A1>?*/
#define RTGUI_MYWIDGET_TYPE (RTGUI_TYPE(mywidget))
/** 对一个对象实ä¾ï¼Œå<C592>¯ä»¥é€šè¿‡ä¸é<E280B9>¢çš„å®<C3A5>实现类åžè½¬æ<C2AC>¢ */
#define RTGUI_MYWIDGET(obj) (RTGUI_OBJECT_CAST((obj), RTGUI_MYWIDGET_TYPE, rtgui_mywidget_t))
/** å<>¯ä»¥é€šè¿‡ä¸é<E280B9>¢çš„å®<C3A5>以决定一个具体实ä¾æ˜¯å<C2AF>¦æ˜¯è‡ªå®šä¹‰æŽ§ä»¶ç±»åž?*/
#define RTGUI_IS_MYWIDGET(obj) (RTGUI_OBJECT_CHECK_TYPE((obj), RTGUI_MYWIDGET_TYPE))
/* 个性化控件类定�*/
struct rtgui_mywidget
{
/* 这个控件是继承自rtgui_widget控件 */
struct rtgui_widget parent;
/* 状æ€<C3A6>:ONã€<C3A3>OFF */
rt_uint8_t status;
};
typedef struct rtgui_mywidget rtgui_mywidget_t;
/* 控件的创建和删除 */
struct rtgui_mywidget* rtgui_mywidget_create(rtgui_rect_t* r);
void rtgui_mywidget_destroy(struct rtgui_mywidget* me);
/* 控件的默认äºä»¶å¤„ç<E2809E>†å‡½æ•°ã€?
* 对一个控件而言,å¦æžœæ´¾ç”Ÿè‡ªå®ƒçš„å­<C3A5>控件很å<CB86>¯èƒ½ä¼šè°ƒç”¨çˆ¶æŽ§ä»¶çš„äºä»¶å¤„ç<E2809E>†å‡½æ•°ï¼Œ
* 所以这里采用公开声明的æ¹å¼<C3A5>ã€?
*/
rt_bool_t rtgui_mywidget_event_handler(struct rtgui_widget* widget, struct rtgui_event* event);
#endif