已在Android6.0调试，可正常运行，希望对大家有帮助
package com.example.keytest; import android.app.Activity; import android.graphics.Color; import android.os.Bundle; import android.view.KeyEvent; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.Window; import android.view.WindowManager; import android.view.View.OnClickListener; import android.widget.Button; public class KeyTest extends Activity implements OnClickListener{ private Button mBackButton; private Button mUpButton; private Button mDownButton; private Button mEnterButton; private Button mFailButton; private Button mSuccessButton; private Button mPowerButton; private Button mReTestButton; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // this.getWindow().requestFeature(Window.FEATURE_NO_TITLE); // this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, // WindowManager.LayoutParams.FLAG_FULLSCREEN); setContentView(R.layout.key_test); mBackButton = (Button) findViewById(R.id.back); mUpButton = (Button) findViewById(R.id.volume_up); mDownButton = (Button) findViewById(R.id.volume_down); mEnterButton = (Button) findViewById(R.id.enter); mPowerButton = (Button) findViewById(R.id.power); mFailButton = (Button) findViewById(R.id.failed); mFailButton.setOnClickListener(this); mSuccessButton = (Button) findViewById(R.id.successed); mSuccessButton.setOnClickListener(this); mReTestButton = (Button) findViewById(R.id.reTest); mReTestButton.setOnClickListener(this); mBackButton.setBackgroundColor(Color.WHITE); mUpButton.setBackgroundColor(Color.WHITE); mDownButton.setBackgroundColor(Color.WHITE); mEnterButton.setBackgroundColor(Color.WHITE); mPowerButton.setBackgroundColor(Color.WHITE); } @Override public boolean dispatchKeyEvent(KeyEvent event) { switch (event.getKeyCode()) { case KeyEvent.KEYCODE_BACK: mBackButton.setBackgroundColor(Color.GREEN); return true; case KeyEvent.KEYCODE_VOLUME_UP: mUpButton.setBackgroundColor(Color.GREEN); return true; case KeyEvent.KEYCODE_VOLUME_DOWN: mDownButton.setBackgroundColor(Color.GREEN); return true; case KeyEvent.KEYCODE_ENTER: mEnterButton.setBackgroundColor(Color.GREEN); return true; case KeyEvent.KEYCODE_POWER: mPowerButton.setBackgroundColor(Color.GREEN); return true; } return super.dispatchKeyEvent(event); } public void onClick(View v) { if(v == mSuccessButton){ // this.setResult(1); // finish(); }else if(v == mFailButton){ // this.setResult(-1); // finish(); }else if(v == mReTestButton){ mUpButton.setBackgroundColor(Color.WHITE); mDownButton.setBackgroundColor(Color.WHITE); mBackButton.setBackgroundColor(Color.WHITE); mEnterButton.setBackgroundColor(Color.WHITE); mPowerButton.setBackgroundColor(Color.WHITE); } } @Override public void onAttachedToWindow() { // this.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD); super.onAttachedToWindow(); } }
下载源码地址：http://download.csdn.net/detail/qitehuanjue/9686866
