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()
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.