Android Open Source - ShareSDK-for-Android Follow List Page

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MIT License
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Java Source Code

/*
 * Offical Website:http://www.mob.com//from  www  . j  a va2  s .  co  m
 * Support QQ: 4006852216
 * Offical Wechat Account:ShareSDK   (We will inform you our updated news at the first time by Wechat, if we release a new version. If you get any problem, you can also contact us with Wechat, we will reply you within 24 hours.)
 *
 * Copyright (c) 2013 mob.com. All rights reserved.
 */

package cn.sharesdk.onekeyshare.theme.classic;

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.os.Handler.Callback;
import android.os.Message;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import android.widget.ProgressBar;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.HashMap;

import cn.sharesdk.framework.Platform;
import cn.sharesdk.framework.PlatformActionListener;
import cn.sharesdk.framework.TitleLayout;
import cn.sharesdk.framework.utils.UIHandler;
import cn.sharesdk.onekeyshare.FollowerListFakeActivity;
import m.framework.ui.widget.asyncview.AsyncImageView;
import m.framework.ui.widget.asyncview.BitmapProcessor;
import m.framework.ui.widget.pulltorefresh.PullToRefreshListAdapter;
import m.framework.ui.widget.pulltorefresh.PullToRefreshView;

import static cn.sharesdk.framework.utils.R.dipToPx;
import static cn.sharesdk.framework.utils.R.getBitmapRes;
import static cn.sharesdk.framework.utils.R.getStringRes;

/** Request a list of friends or followings */
public class FollowListPage extends FollowerListFakeActivity implements OnClickListener, OnItemClickListener {
  private TitleLayout llTitle;
  private FollowAdapter adapter;
  private int lastPosition = -1;

  public void onCreate() {
    LinearLayout llPage = new LinearLayout(getContext());
    llPage.setBackgroundColor(0xfff5f5f5);
    llPage.setOrientation(LinearLayout.VERTICAL);
    activity.setContentView(llPage);

    // title bar
    llTitle = new TitleLayout(getContext());
    int resId = getBitmapRes(getContext(), "title_back");
    if (resId > 0) {
      llTitle.setBackgroundResource(resId);
    }
    llTitle.getBtnBack().setOnClickListener(this);
    resId = getStringRes(getContext(), "multi_share");
    if (resId > 0) {
      llTitle.getTvTitle().setText(resId);
    }
    llTitle.getBtnRight().setVisibility(View.VISIBLE);
    resId = getStringRes(getContext(), "finish");
    if (resId > 0) {
      llTitle.getBtnRight().setText(resId);
    }
    llTitle.getBtnRight().setOnClickListener(this);
    llTitle.setLayoutParams(new LinearLayout.LayoutParams(
        LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
    llPage.addView(llTitle);

    FrameLayout flPage = new FrameLayout(getContext());
    LinearLayout.LayoutParams lpFl = new LinearLayout.LayoutParams(
        LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    lpFl.weight = 1;
    flPage.setLayoutParams(lpFl);
    llPage.addView(flPage);

    // the list of friends or followings
    PullToRefreshView followList = new PullToRefreshView(getContext());
    FrameLayout.LayoutParams lpLv = new FrameLayout.LayoutParams(
        LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
    followList.setLayoutParams(lpLv);
    flPage.addView(followList);
    adapter = new FollowAdapter(followList);
    adapter.setPlatform(platform);
    followList.setAdapter(adapter);
    adapter.getListView().setOnItemClickListener(this);

    ImageView ivShadow = new ImageView(getContext());
    resId = getBitmapRes(getContext(), "title_shadow");
    if (resId > 0) {
      ivShadow.setBackgroundResource(resId);
    }
    FrameLayout.LayoutParams lpSd = new FrameLayout.LayoutParams(
        LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    ivShadow.setLayoutParams(lpSd);
    flPage.addView(ivShadow);

    // request data
    followList.performPulling(true);
  }

  public void onClick(View v) {
    if (v.equals(llTitle.getBtnRight())) {
      ArrayList<String> selected = new ArrayList<String>();
      for (int i = 0, size = adapter.getCount(); i < size; i++) {
        if (adapter.getItem(i).checked) {
          selected.add(adapter.getItem(i).atName);
        }
      }

      setResultForChecked(selected);
    }

    finish();
  }

  public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
    String name = platform.getName();
    if (isRadioMode(name)) {
      if(lastPosition >= 0) {
        Following lastFollwing = adapter.getItem(lastPosition);
        lastFollwing.checked = false;
      }
      lastPosition  = position;
    }
    Following following = adapter.getItem(position);
    following.checked = !following.checked;
    adapter.notifyDataSetChanged();
  }

  private static class FollowAdapter extends PullToRefreshListAdapter
      implements PlatformActionListener, Callback {
    private static final int FOLLOW_LIST_EMPTY = 2;
    private int curPage;
    private ArrayList<Following> follows;
    private HashMap<String, Boolean> map;
    private boolean hasNext;
    private Platform platform;
    private PRTHeader llHeader;
    private Bitmap bmChd;
    private Bitmap bmUnch;

    public FollowAdapter(PullToRefreshView view) {
      super(view);
      curPage = -1;
      hasNext = true;
      map = new HashMap<String, Boolean>();
      follows = new ArrayList<Following>();

      llHeader = new PRTHeader(getContext());

      int resId = getBitmapRes(getContext(), "auth_follow_cb_chd");
      if (resId > 0) {
        bmChd = BitmapFactory.decodeResource(view.getResources(), resId);
      }
      resId = getBitmapRes(getContext(), "auth_follow_cb_unc");
      if (resId > 0) {
        bmUnch = BitmapFactory.decodeResource(view.getResources(), resId);
      }
    }

    public void setPlatform(Platform platform) {
      this.platform = platform;
      platform.setPlatformActionListener(this);
    }

    private void next() {
      if (hasNext) {
        platform.listFriend(15, curPage + 1, null);
      }
    }

    public View getView(int position, View convertView, ViewGroup parent) {
      FollowListItem item = null;
      boolean simpleMode = "FacebookMessenger".equals(platform.getName());
      if (convertView == null) {
        LinearLayout llItem = new LinearLayout(parent.getContext());
        item = new FollowListItem();
        llItem.setTag(item);
        convertView = llItem;

        int dp_52 = cn.sharesdk.framework.utils.R.dipToPx(getContext(), 52);
        int dp_10 = cn.sharesdk.framework.utils.R.dipToPx(parent.getContext(), 10);
        int dp_5 = cn.sharesdk.framework.utils.R.dipToPx(parent.getContext(), 5);

        if(!simpleMode) {
          item.aivIcon = new AsyncImageView(getContext());
          LinearLayout.LayoutParams lpIcon = new LinearLayout.LayoutParams(dp_52, dp_52);
          lpIcon.gravity = Gravity.CENTER_VERTICAL;
          lpIcon.setMargins(dp_10, dp_5, dp_10, dp_5);
          item.aivIcon.setLayoutParams(lpIcon);
          llItem.addView(item.aivIcon);
        }

        LinearLayout llText = new LinearLayout(parent.getContext());
        llText.setPadding(0, dp_10, dp_10, dp_10);
        llText.setOrientation(LinearLayout.VERTICAL);
        LinearLayout.LayoutParams lpText = new LinearLayout.LayoutParams(
            LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
        lpText.gravity = Gravity.CENTER_VERTICAL;
        lpText.weight = 1;
        llText.setLayoutParams(lpText);
        llItem.addView(llText);

        item.tvName = new TextView(parent.getContext());
        item.tvName.setTextColor(0xff000000);
        item.tvName.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        item.tvName.setSingleLine();
        if(simpleMode) {
          item.tvName.setPadding(dp_10, 0, 0, 0);
        }
        llText.addView(item.tvName);

        if(!simpleMode) {
          item.tvSign = new TextView(parent.getContext());
          item.tvSign.setTextColor(0x7f000000);
          item.tvSign.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14);
          item.tvSign.setSingleLine();
          llText.addView(item.tvSign);
        }

        item.ivCheck = new ImageView(parent.getContext());
        item.ivCheck.setPadding(0, 0, dp_10, 0);
        LinearLayout.LayoutParams lpCheck = new LinearLayout.LayoutParams(
            LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
        lpCheck.gravity = Gravity.CENTER_VERTICAL;
        item.ivCheck.setLayoutParams(lpCheck);
        llItem.addView(item.ivCheck);
      } else {
        item = (FollowListItem) convertView.getTag();
      }

      Following following = getItem(position);
      item.tvName.setText(following.screenName);
      if(!simpleMode) {
        item.tvSign.setText(following.description);
      }
      item.ivCheck.setImageBitmap(following.checked ? bmChd : bmUnch);
      if(!simpleMode) {
        if (isFling()) {
          Bitmap bm = BitmapProcessor.getBitmapFromCache(following.icon);
          if (bm != null && !bm.isRecycled()) {
            item.aivIcon.setImageBitmap(bm);
          } else {
            item.aivIcon.execute(null, AsyncImageView.DEFAULT_TRANSPARENT);
          }
        } else {
          item.aivIcon.execute(following.icon);
        }
      }

      if (position == getCount() - 1) {
        next();
      }
      return convertView;
    }

    public Following getItem(int position) {
      return follows.get(position);
    }

    public long getItemId(int position) {
      return position;
    }

    public int getCount() {
      return follows == null ? 0 : follows.size();
    }

    public View getHeaderView() {
      return llHeader;
    }

    public void onPullDown(int percent) {
      llHeader.onPullDown(percent);
    }

    public void onRequest() {
      llHeader.onRequest();
      curPage = -1;
      hasNext = true;
      map.clear();
      next();
    }

    public void onCancel(Platform plat, int action) {
      UIHandler.sendEmptyMessage(-1, this);
    }

    public void onComplete(Platform plat, int action, HashMap<String, Object> res) {
      FollowersResult followersResult = parseFollowers(platform.getName(), res, map);

      if(followersResult == null) {
        UIHandler.sendEmptyMessage(FOLLOW_LIST_EMPTY, this);
        return;
      }
      hasNext = followersResult.hasNextPage;
      if (followersResult.list != null && followersResult.list.size() > 0) {
        curPage++;
        Message msg = new Message();
        msg.what = 1;
        msg.obj = followersResult.list;
        UIHandler.sendMessage(msg, this);
      }
    }

    public void onError(Platform plat, int action, Throwable t) {
      t.printStackTrace();
    }

    public boolean handleMessage(Message msg) {
      if (msg.what < 0) {
        ((Activity) getContext()).finish();
      } else if(msg.what == FOLLOW_LIST_EMPTY) {
        notifyDataSetChanged();
      } else {
        if (curPage <= 0) {
          follows.clear();
        }
        @SuppressWarnings("unchecked")
        ArrayList<Following> data = (ArrayList<Following>) msg.obj;
        follows.addAll(data);
        notifyDataSetChanged();
      }
      return false;
    }

    public void onReversed() {
      super.onReversed();
      llHeader.reverse();
    }

  }

  private static class FollowListItem {
    public AsyncImageView aivIcon;
    public TextView tvName;
    public TextView tvSign;
    public ImageView ivCheck;
  }

  private static class PRTHeader extends LinearLayout {
    private TextView tvHeader;
    private RotateImageView ivArrow;
    private ProgressBar pbRefreshing;

    public PRTHeader(Context context) {
      super(context);
      setOrientation(VERTICAL);

      LinearLayout llInner = new LinearLayout(context);
      LinearLayout.LayoutParams lpInner = new LinearLayout.LayoutParams(
          LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
      lpInner.gravity = Gravity.CENTER_HORIZONTAL;
      addView(llInner, lpInner);

      ivArrow = new RotateImageView(context);
      int resId = getBitmapRes(context, "ssdk_oks_ptr_ptr");
      if (resId > 0) {
        ivArrow.setImageResource(resId);
      }
      int dp_32 = dipToPx(context, 32);
      LayoutParams lpIv = new LayoutParams(dp_32, dp_32);
      lpIv.gravity = Gravity.CENTER_VERTICAL;
      llInner.addView(ivArrow, lpIv);

      pbRefreshing = new ProgressBar(context);
      llInner.addView(pbRefreshing, lpIv);
      pbRefreshing.setVisibility(View.GONE);

      tvHeader = new TextView(getContext());
      tvHeader.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
      tvHeader.setGravity(Gravity.CENTER);
      int dp_10 = cn.sharesdk.framework.utils.R.dipToPx(getContext(), 10);
      tvHeader.setPadding(dp_10, dp_10, dp_10, dp_10);
      tvHeader.setTextColor(0xff000000);
      LayoutParams lpTv = new LayoutParams(
          LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
      lpTv.gravity = Gravity.CENTER_VERTICAL;
      llInner.addView(tvHeader, lpTv);
    }

    public void onPullDown(int percent) {
      if (percent > 100) {
        int degree = (percent - 100) * 180 / 20;
        if (degree > 180) {
          degree = 180;
        }
        if (degree < 0) {
          degree = 0;
        }
        ivArrow.setRotation(degree);
      } else {
        ivArrow.setRotation(0);
      }

      if (percent < 100) {
        int resId = getStringRes(getContext(), "pull_to_refresh");
        if (resId > 0) {
          tvHeader.setText(resId);
        }
      } else {
        int resId = getStringRes(getContext(), "release_to_refresh");
        if (resId > 0) {
          tvHeader.setText(resId);
        }
      }
    }

    public void onRequest() {
      ivArrow.setVisibility(View.GONE);
      pbRefreshing.setVisibility(View.VISIBLE);
      int resId = getStringRes(getContext(), "refreshing");
      if (resId > 0) {
        tvHeader.setText(resId);
      }
    }

    public void reverse() {
      pbRefreshing.setVisibility(View.GONE);
      ivArrow.setRotation(180);
      ivArrow.setVisibility(View.VISIBLE);
    }

  }

  private static class RotateImageView extends ImageView {
    private int rotation;

    public RotateImageView(Context context) {
      super(context);
    }

    public void setRotation(int degree) {
      rotation = degree;
      invalidate();
    }

    protected void onDraw(Canvas canvas) {
      canvas.rotate(rotation, getWidth() / 2, getHeight() / 2);
      super.onDraw(canvas);
    }

  }

}
Java Source Code List
