开源代码ViewPageIndicator的使用

1. 导入Android studio

使用SlidingMenu的方式导入Android studio不行，不知道为何，过会懂了再写上

2. 代码

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context="slidingmenu.com.haha.MainActivity">

    <com.viewpagerindicator.TabPageIndicator
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/TabIndicator_id"
        android:background="@drawable/base_action_bar_bg_nine"
        ></com.viewpagerindicator.TabPageIndicator>

    <android.support.v4.view.ViewPager
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/viewPager_id"
        ></android.support.v4.view.ViewPager>

</LinearLayout>

fragment_item.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context="slidingmenu.com.haha.ItemFragment">

    <!-- TODO: Update blank fragment layout -->
    <TextView
        android:id="@+id/textview"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:textSize="18sp"
        android:gravity="center" />

</LinearLayout>

MainActivity.java

package slidingmenu.com.haha;

import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Toast;

import com.viewpagerindicator.TabPageIndicator;

public class MainActivity extends AppCompatActivity {
    private String TAG = "MainActivity";
    private String[] TITTLe = new String[]{"哈哈","呵呵","嘿嘿","嘻嘻"};

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //1. 拿到viewpager
        ViewPager viewPager = findViewById(R.id.viewPager_id);
        //2. 创建一个适配器
        myPagerAdapter mPagerAdapter = new myPagerAdapter(getSupportFragmentManager());
        //3. 将适配器和Viewpager绑定
        viewPager.setAdapter(mPagerAdapter);
        //4. 拿到TabPageIndicator
        TabPageIndicator tabPageIndicator = findViewById(R.id.TabIndicator_id);
        //5. 将ViewPager和TabPageIndicator进行绑定
        tabPageIndicator.setViewPager(viewPager);
        //6. 设置页面改变时候的监听函数
        tabPageIndicator.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
            @Override
            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
                Log.d(TAG, "onPageScrolled");
            }

            @Override
            public void onPageSelected(int position) {
                Log.d(TAG, "onPageSelected");
                Toast.makeText(getApplicationContext(), TITTLe[position], Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onPageScrollStateChanged(int state) {
                Log.d(TAG, "onPageScrollStateChanged");
            }
        });
    }

    //适配器
    protected class myPagerAdapter extends FragmentPagerAdapter{

        public myPagerAdapter(FragmentManager fm) {
            //Log.d(TAG, "myPagerAdapter");
            super(fm);
        }

        @Override
        public int getCount() {
            Log.d(TAG, "getCount");
            return TITTLe.length;
        }
        //创建一个新的界面（通过fragment）
        @Override
        public Fragment getItem(int position) {
            Log.d(TAG, "getItem");
            ItemFragment fragment = new ItemFragment();
            Bundle args = new Bundle();
            args.putString("arg", TITTLe[position]);
            fragment.setArguments(args);
            return fragment;
        }
        //显示抬头的tab
        public CharSequence getPageTitle(int position) {
            Log.d(TAG, "getPageTitle");
            return TITTLe[position % TITTLe.length];
        }
    }
}

ItemFragment.java

package slidingmenu.com.haha;

import android.content.Context;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

public class ItemFragment extends Fragment {

    public ItemFragment() {
        // Required empty public constructor
    }

    public static ItemFragment newInstance(String param1, String param2) {
        ItemFragment fragment = new ItemFragment();
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        View contextView = inflater.inflate(R.layout.fragment_item, container, false);
        TextView mTextView = (TextView) contextView.findViewById(R.id.textview);
        //获取Activity传递过来的参数
        Bundle mBundle = getArguments();
        String title = mBundle.getString("arg");
        mTextView.setText(title);

        return contextView;
    }

}

资料：

导入：http://blog.csdn.net/CDWLX/article/details/52161075

使用：http://blog.csdn.net/xiaanming/article/details/10766053