package net.cgt.weixin.activity;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.Window;
import android.view.View.OnClickListener;
/**
* Activity的基类
*
* @author lijian
* @data 2015-01-08 22:03:31
*/
public class BaseActivity extends Activity implements OnClickListener {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
@Override
public void onClick(View v) {
}
/**
* overflow被展开的时候调用<br>
* onMenuOpened()方法用于让隐藏在overflow当中的Action按钮的图标显示出来
*
* @param featureId
* @param menu
* @return
*/
@Override
public boolean onMenuOpened(int featureId, Menu menu) {
//通过返回反射的方法将MenuBuilder的setOptionalIconsVisible变量设置为true
if (featureId == Window.FEATURE_ACTION_BAR && menu != null) {
if (menu.getClass().getSimpleName().equals("MenuBuilder")) {
try {
Method m = menu.getClass().getDeclaredMethod("setOptionalIconsVisible", Boolean.TYPE);
m.setAccessible(true);
m.invoke(menu, true);
} catch (Exception e) {
}
}
}
return super.onMenuOpened(featureId, menu);
}
/**
* 通过反射得到Android的有无物理Menu键<br>
* setOverflowShowingAlways()方法则是屏蔽掉物理Menu键，不然在有物理Menu键的手机上，overflow按钮会显示不出来
*/
protected void setOverflowShowingAlways() {
try {
ViewConfiguration config = ViewConfiguration.get(this);
Field menuKeyField = ViewConfiguration.class.getDeclaredField("sHasPermanentMenuKey");
menuKeyField.setAccessible(true);
menuKeyField.setBoolean(config, false);
} catch (Exception e) {
e.printStackTrace();
}
}
}
