getModifiers()

描述

回覆 USB 鍵盤上被按下或釋放的修飾符鍵。

語法


keyboard.getModifiers()


參數

無參數

回傳

int：回傳一個代表修飾符鍵的數字。以下為數字與修飾符鍵的對照表：

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

範例

#include <KeyboardController.h>

// 初始化 usb 物件
USBHost usb;

// 連接滑鼠到 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);
}

參見

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

函式庫參考主頁面

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.