TestFragment.java

package com.aven.qqdemo;

import com.demo.R;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

public class TestFragment extends Fragment {
	private static final String TAG = "TestFragment";
	private String hello;// = "hello android";
	private String defaultHello = "default value";

	static TestFragment newInstance(String s) {
		TestFragment newFragment = new TestFragment();
		Bundle bundle = new Bundle();
		bundle.putString("hello", s);
		newFragment.setArguments(bundle);
		return newFragment;

	}

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		Log.d(TAG, "TestFragment-----onCreate");
		Bundle args = getArguments();
		hello = args != null ? args.getString("hello") : defaultHello;
	}

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {
		Log.d(TAG, "TestFragment-----onCreateView");
		View view = inflater.inflate(R.layout.lay1, container, false);
		TextView viewhello = (TextView) view.findViewById(R.id.tv_hello);
		viewhello.setText(hello);
		return view;

	}

	@Override
	public void onDestroy() {
		super.onDestroy();
		Log.d(TAG, "TestFragment-----onDestroy");
	}

}