基本信息

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   源码介绍

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package com.franment.demo1;

import com.franment.demo.R;

import android.app.Activity;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.os.Bundle;

public class FragmentDemoActivity extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

// 1.获取屏幕朝向
int width = getWindowManager().getDefaultDisplay().getWidth();
int height = getWindowManager().getDefaultDisplay().getHeight();
//new出对象
Fragment1 frag1 = new Fragment1();
Fragment2 frag2 = new Fragment2();

FragmentManager fm = getFragmentManager();
FragmentTransaction f = fm.beginTransaction();

if (width > height) {
System.out.println("横屏");
f.replace(android.R.id.content, frag1);

} else {
System.out.println("竖屏");
f.replace(android.R.id.content, frag2);
}

f.commit();
}
}