写个Fragment方便的抽象基类 BaseFragment

 

 

package com.zb.zhihuianyang.base;

import android.app.Activity;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

/**
 * Fragment基类
 * 1. 初始化布局 initView
 * 2. 初始化数据 initData
 * 
 * @author Ace
 * @date 2016-2-11
 */
public abstract class BaseFragment extends Fragment {

    //这个activity就是MainActivity
    public Activity mActivity;

    // Fragment被创建
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mActivity = getActivity();// 获取所在的activity对象
    }

    // 初始化Fragment布局
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
            Bundle savedInstanceState) {
        View view = initView();
        return view;
    }

    // activity创建结束
    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);
        initData();
    }

    /**
     * 初始化布局, 子类必须实现
     */
    public abstract View initView();

    /**
     * 初始化数据, 子类可以不实现
     */
    public void initData() {

    }
}