getModifiers()

描述

回覆 USB 键盘上被按下或释放的修饰符键。

语法


keyboard.getModifiers()


参数

无参数

回传

int：回传一个代表修饰符键的数字。以下为数字与修饰符键的对照表：

LeftCtrl = 1
LeftShift = 2
Alt = 4
LeftCmd = 8
RightCtrl = 16
RightShift = 32
AltGr = 64
RightCmd = 128

范例

#include <KeyboardController.h>

// 初始化 usb 物件
USBHost usb;

// 连接滑鼠到 usb 物件
KeyboardController keyboard(usb);

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

void loop(){
  usb.Task();
  int mod = keyboard.getModifiers();
  Serial.print("mod: ");
  Serial.print(mod);
}

参见

－ keyPressed()
－ keyReleased()
－ getKey()
－ getOemKey()

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.