BaseActivity.java
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package com.sunvote.xpadapp.base;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.util.Log;
import android.view.KeyEvent;
import android.view.WindowManager;
public abstract class BaseActivity extends FragmentActivity {
private String TAG = "BaseActivity";
public static final int FLAG_HOMEKEY_DISPATCHED = 0x80000000; //需要自己定义标志
@Override
protected void onCreate(Bundle savedInstanceState) {
this.getWindow().setFlags(FLAG_HOMEKEY_DISPATCHED, FLAG_HOMEKEY_DISPATCHED);//关键代码
//禁止休眠
getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON, WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
super.onCreate(savedInstanceState);
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
Log.i(TAG,"onKeyDown keycode="+keyCode );
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
Log.i(TAG,"KEYCODE_BACK");
return true;
case KeyEvent.KEYCODE_HOME:
return true;
}
return super.onKeyDown(keyCode, event);
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
//返回true，不响应其他key
int keyCode= event.getKeyCode();
Log.i(TAG,"dispatchKeyEvent keycode="+keyCode );
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
Log.i(TAG,"KEYCODE_BACK");
return true;
case KeyEvent.KEYCODE_HOME:
if(event.isLongPress()){
moveTaskToBack(false);
}
return true;
}
return true;
}
}