package com.hsx.test;

import java.lang.reflect.Field;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.WindowManager;

import android.view.WindowManager.LayoutParams;

import android.widget.Toast;

public class MainActivity extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        findViewById(R.id.tv_open_fullscreen).setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View v) {

                stateControl(true);

                int stateHeight = getStateHeight();

                Toast.makeText(MainActivity.this, "状态栏高度为：" + stateHeight, Toast.LENGTH_LONG).show();

            }

        });

        findViewById(R.id.tv_close_fullscreen).setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View v) {

                stateControl(false);

            }

        });

    }

    /**

     * 控制是否全屏

     *

     * @param enable

     * @return

     * @author Doraemon

     * @time 2014年12月3日下午6:03:33

     */

    private void stateControl(boolean enable) {

        if (enable) {

            LayoutParams lp = getWindow().getAttributes();

            lp.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;

            getWindow().setAttributes(lp);

        } else {

            LayoutParams attr = getWindow().getAttributes();

            attr.flags &= (~WindowManager.LayoutParams.FLAG_FULLSCREEN);

            getWindow().setAttributes(attr);

        }

    }

    /**

     * 获取状态栏高度

     *

     * @return

     * @return

     * @author Doraemon

     * @time 2014年12月3日下午6:03:45

     */

    private int getStateHeight() {

        Class<?> c = null;

        Object obj = null;

        Field field = null;

        int x = 0, sbar = 0;

        try {

            c = Class.forName("com.android.internal.R$dimen");

            obj = c.newInstance();

            field = c.getField("status_bar_height");

            x = Integer.parseInt(field.get(obj).toString());

            sbar = getResources().getDimensionPixelSize(x);

        } catch (Exception e) {

            e.printStackTrace();

        }

        return sbar;

    }

}