52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
#ifndef __BUTTON_H__
|
||
#define __BUTTON_H__
|
||
|
||
#include "Kernel\Sys.h"
|
||
#include "Device\Port.h"
|
||
|
||
// 面板按钮
|
||
// 这里必须使用_packed关键字，生成对齐的代码，否则_Value只占一个字节，导致后面的成员进行内存操作时错乱
|
||
//__packed class Button
|
||
// 干脆把_Value挪到最后解决问题
|
||
|
||
// 磁保持继电器专用
|
||
// 磁保持继电器特点： 用两根脚控制状态 掉电自动保持状态
|
||
// 且控制只需要一个脉冲 不易长时间上电控制否则影响寿命
|
||
class Button_magnetic
|
||
{
|
||
private:
|
||
void Init();
|
||
|
||
//static void OnPress(InputPort* port, bool down, void* param);
|
||
void OnPress(InputPort& port, bool down);
|
||
|
||
//EventHandler _Handler;
|
||
//void* _Param;
|
||
public:
|
||
cstring Name;
|
||
|
||
Delegate<Button_magnetic&> Press;
|
||
|
||
InputPort* Key; // 输入按键
|
||
OutputPort* Led; // 指示灯
|
||
OutputPort* Relay_pack1; // 继电器引脚1
|
||
OutputPort* Relay_pack2; // 继电器引脚2
|
||
|
||
// 构造函数。指示灯和继电器一般开漏输出，需要倒置
|
||
Button_magnetic() { Init(); }
|
||
Button_magnetic(Pin key = P0, Pin led = P0, bool ledInvert = true, Pin relay_pin1 = P0,
|
||
bool relayInvert1 = true, Pin relay_pin2 = P0, bool relayInvert2 = true);
|
||
Button_magnetic(Pin key =P0, Pin led = P0, Pin relay_pin1 = P0, Pin relay_pin2 = P0);
|
||
~Button_magnetic();
|
||
|
||
bool GetValue();
|
||
void SetValue(bool value);
|
||
|
||
//void Register(EventHandler handler, void* param = nullptr);
|
||
|
||
private:
|
||
bool _Value; // 状态
|
||
};
|
||
|
||
#endif
|