getButton()

描述

回覆查询的滑鼠按键状态。

语法


mouse.getButton(button)


参数

button：可以查询的按键，有以下三种：

－LEFT_BUTTON
－RIGHT_BUTTON
－MIDDLE_BUTTON

回传

boolean：如果查询的按键被按了，回传 true，否则回传 false。

范例

#include <MouseController.h>

// 初始化 usb 物件
USBHost usb;

// 连接滑鼠到 usb 物件
MouseController mouse(usb);

// 这个函式监控滑鼠按键是否被按
void mousePressed() {
  Serial.print("Pressed: ");
  if (mouse.getButton(LEFT_BUTTON))
    Serial.print("L");
  if (mouse.getButton(MIDDLE_BUTTON))
    Serial.print("M");
  if (mouse.getButton(RIGHT_BUTTON))
    Serial.print("R");
  Serial.println();
}

void setup(){
  Serial.begin(9600);
}

void loop(){
  usb.Task();
}

参见

－ mousePressed()
－ mouseReleased()

函式库参考主页面

The text of the 86Duino reference is a modification of the Arduino reference, and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.