Android模拟按键

import android.app.Instrumentation;
import android.os.SystemClock;

public class KeySimulator {
    public static void simulateKeyPress(int keyCode) {
        try {
            Instrumentation inst = new Instrumentation();
            inst.sendKeyDownUpSync(keyCode);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        simulateKeyPress(KeyEvent.KEYCODE_VOLUME_UP); // 模拟按下音量增加键
    }
}

<uses-permission android:name="android.permission.INJECT_EVENTS" />

<service
    android:name=".MyAccessibilityService"
    android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
    <intent-filter>
        <action android:name="android.accessibilityservice.AccessibilityService" />
    </intent-filter>
    <meta-data
        android:name="android.accessibilityservice"
        android:resource="@xml/accessibility_service_config" />
</service>

<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
    android:description="@string/accessibility_service_description"
    android:packageNames="com.example.myapp"
    android:accessibilityEventTypes="typeAllMask"
    android:accessibilityFlags="flagDefault"
    android:accessibilityFeedbackType="feedbackGeneric"
    android:notificationTimeout="100"
    android:canRetrieveWindowContent="true" />

import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.view.accessibility.AccessibilityEvent;
import android.view.KeyEvent;

public class MyAccessibilityService extends AccessibilityService {
    @Override
    public void onAccessibilityEvent(AccessibilityEvent event) {
        // 处理事件并模拟按键
        simulateKeyPress(KeyEvent.KEYCODE_VOLUME_UP);
    }

    @Override
    public void onInterrupt() {
        // 中断处理
    }

    private void simulateKeyPress(int keyCode) {
        KeyEvent eventDown = new KeyEvent(KeyEvent.ACTION_DOWN, keyCode);
        KeyEvent eventUp = new KeyEvent(KeyEvent.ACTION_UP, keyCode);
        sendKeyEvent(eventDown);
        sendKeyEvent(eventUp);
    }
}