Android点击按钮实现全屏的代码
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; } }
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