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Android中屏蔽"电源键长按"、"Home键"、"Home键长按"
这几个“按钮”的触发，都会产生一个Action == Intent.ACTION_CLOSE_SYSTEM_DIALOGS的通知 区分他们三个的不同事件的参数，就是随着Intent带过来的reason字符串，分别对应 "电源键长按"（globalscreen）、"Home键"（homekey）、"Home键长按"（recentapps） 说破了就这么简单，直接上代码了。
效果图：
这几个“按钮”的触发，都会产生一个Action == Intent.ACTION_CLOSE_SYSTEM_DIALOGS的通知 区分他们三个的不同事件的参数，就是随着Intent带过来的reason字符串，分别对应 "电源键长按"（globalscreen）、"Home键"（homekey）、"Home键长按"（recentapps） 说破了就这么简单，直接上代码了。
package com.jumpinus.test;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
public class MainActivity extends Activity {
private MyBroadCastReceiver myBroadCastReceiver;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
myBroadCastReceiver = new MyBroadCastReceiver();
}
@Override
protected void onResume() {
// TODO Auto-generated method stub
super.onResume();
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
System.out.println("I'm coming, myBroadCastReceiver注册了!");
registerReceiver(myBroadCastReceiver, intentFilter);
}
private class MyBroadCastReceiver extends BroadcastReceiver{
@Override
public void onReceive(Context context, Intent intent) {
//你自己先把 reasons == homekey 和 长按homekey 排除，剩下的做下面的处理
String reason = intent.getStringExtra("reason");
if (intent.getAction().equals(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)){
System.out.println("Intent.ACTION_CLOSE_SYSTEM_DIALOGS : " + intent.getStringExtra("reason"));
if (intent.getExtras()!=null && intent.getExtras().getBoolean("myReason")){
myBroadCastReceiver.abortBroadcast();
}else if (reason != null){
if (reason.equalsIgnoreCase("globalactions")){
//屏蔽电源长按键的方法：
Intent myIntent = new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
myIntent.putExtra("myReason", true);
context.sendOrderedBroadcast(myIntent, null);
System.out.println("电源 键被长按");
}else if (reason.equalsIgnoreCase("homekey")){
//屏蔽Home键的方法
//在这里做一些你自己想要的操作,比如重新打开自己的锁屏程序界面，这样子就不会消失了
System.out.println("Home 键被触发");
}else if (reason.equalsIgnoreCase("recentapps")){
//屏蔽Home键长按的方法
System.out.println("Home 键被长按");
}
}
}
}
}
@Override
protected void onPause() {
// TODO Auto-generated method stub
super.onPause();
System.out.println("I get out, myBroadCastReceiver注销了!");
unregisterReceiver(myBroadCastReceiver);
}
}
效果图：