Android Open Source - SimpleReader Guide View Pager Adapter

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Back to project page SimpleReader.

License

The source code is released under:

Apache License

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Java Source Code

package com.dreamteam.app.adapter;
//from w w  w  . j  a  v  a  2 s .c  om
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Parcelable;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;

import com.dreamteam.app.ui.MainActivity;
import com.dreateam.app.ui.R;


/**
 * 
 * @{# ViewPagerAdapter.java Create on 2013-5-2 ????11:03:39
 * 
 *     class desc: ??????????
 * 
 *     <p>
 *     Copyright: Copyright(c) 2013
 *     </p>
 * @Version 1.0
 * @Author <a href="mailto:gaolei_xj@163.com">Leo</a>
 * 
 * 
 */
public class GuideViewPagerAdapter extends PagerAdapter
{

  // ??????
  private List<View> views;
  private Activity activity;

  private static final String SHAREDPREFERENCES_NAME = "first_pref";

  public GuideViewPagerAdapter(List<View> views, Activity activity)
  {
    this.views = views;
    this.activity = activity;
  }

  // ???arg1????????
  @Override
  public void destroyItem(View arg0, int arg1, Object arg2)
  {
    ((ViewPager) arg0).removeView(views.get(arg1));
  }

  @Override
  public void finishUpdate(View arg0)
  {
  }

  // ??????????
  @Override
  public int getCount()
  {
    if (views != null)
    {
      return views.size();
    }
    return 0;
  }

  // ????arg1????????
  @Override
  public Object instantiateItem(View arg0, int arg1)
  {
    ((ViewPager) arg0).addView(views.get(arg1), 0);
    if (arg1 == views.size() - 1)
    {
      ImageView mStartWeiboImageButton = (ImageView) arg0
          .findViewById(R.id.iv_start_weibo);
      mStartWeiboImageButton.setOnClickListener(new OnClickListener()
      {

        @Override
        public void onClick(View v)
        {
          // ???????
          setGuided();
          goHome();
        }
      });
    }
    return views.get(arg1);
  }

  private void goHome()
  {
    // ??
    Intent intent = new Intent(activity, MainActivity.class);
    activity.startActivity(intent);
    activity.finish();
  }

  /**
   * 
   * method desc?????????????????????????
   */
  private void setGuided()
  {
    SharedPreferences preferences = activity.getSharedPreferences(
        SHAREDPREFERENCES_NAME, Context.MODE_PRIVATE);
    Editor editor = preferences.edit();
    // ??????
    editor.putBoolean("isFirstIn", false);
    // ??????
    editor.commit();
  }

  // ????????????????
  @Override
  public boolean isViewFromObject(View arg0, Object arg1)
  {
    return (arg0 == arg1);
  }

  @Override
  public void restoreState(Parcelable arg0, ClassLoader arg1)
  {
  }

  @Override
  public Parcelable saveState()
  {
    return null;
  }

  @Override
  public void startUpdate(View arg0)
  {
  }

}

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