Android Open Source - Wordlist-Builder Complete List Adapter

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Back to project page Wordlist-Builder.

License

The source code is released under:

Apache License

Java Source Code

package com.wissenways.wordlistbuilder;
/* w  w w  .  j a v  a 2 s  . co m*/
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Typeface;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.SimpleCursorAdapter;
import android.widget.TextView;

public class CompleteListAdapter extends SimpleCursorAdapter {
  
  private final Context context;
  private final LayoutInflater inflater;
  private DbHelper dbHelper = null;

  
  public CompleteListAdapter(Context context, int layout, Cursor c,
      String[] from, int[] to, DbHelper dbHelper) {
    super(context, layout, c, from, to);

    this.context = context;
    inflater = LayoutInflater.from(context);
    this.dbHelper = dbHelper;
    
  }

  static class ViewHolder  {
    TextView word;
    ImageView removeView;
    FrameLayout addremoveFrameLayout;
    ImageButton editWordButton;
  }
  
  static class FrameHolder {
    String favorite;
    String _id;
  }
  
  
  @Override
  public View getView(final int position, View convertView, ViewGroup parent) {
    
    View view = null;
    if (convertView == null) {
      
      view = inflater.inflate(R.layout.completelist_adapter, null);
      final ViewHolder viewHolder = new ViewHolder();
      
      viewHolder.word = (TextView) view.findViewById(R.id.completelistword);
      viewHolder.removeView = (ImageView) view.findViewById(R.id.removefrommylist);
      viewHolder.addremoveFrameLayout = (FrameLayout) view.findViewById(R.id.addremoveframelayout);
      viewHolder.editWordButton = (ImageButton) view.findViewById(R.id.editwordButtonCompleteList);
      viewHolder.editWordButton.setFocusable(false);
      getCursor().moveToPosition(position);
      FrameHolder frameHolder = new FrameHolder();
      frameHolder.favorite = getCursor().getString(getCursor().getColumnIndex("favorite"));
      frameHolder._id = getCursor().getString(getCursor().getColumnIndex("_id"));
      viewHolder.addremoveFrameLayout.setTag(frameHolder);
      view.setTag(viewHolder);
      try {
        viewHolder.addremoveFrameLayout.setOnClickListener(new OnClickListener()  {      
            @Override
          public void onClick(View v) {
            FrameHolder frameHolder = new FrameHolder();
            
            try {
              frameHolder = (FrameHolder) viewHolder.addremoveFrameLayout.getTag();
              //Log.d("Gaurav","frameHolder.myList= " + frameHolder.myList);
              //Log.d("Gaurav","frameHolder._id= " + frameHolder._id);
            } catch (Exception e) {
              Log.e("Gaurav", e.getMessage());
            }
            if(frameHolder.favorite.equals("no"))  {
              
              //Log.d("Gaurav","Inside if");
              
              
              ContentValues cv=new ContentValues();
              cv.put("favorite", "yes");
              int rowsEffected = dbHelper.updateDatabase(cv, frameHolder._id);
              
              //Log.d("Gaurav","Number of rows effected=" + String.valueOf(rowsEffected));
              
              frameHolder.favorite = "yes";
              //Log.d("Gaurav",frameHolder.myList);
              viewHolder.addremoveFrameLayout.setTag(frameHolder);
              getCursor().moveToPosition(position);
              //Log.e("Gaurav","Cursor= " + 
              //    getCursor().getString(getCursor().getColumnIndex("MyList")) + "at pos= " + String.valueOf(position));
              
              //drop old cursor and find new cursor, this may cause ANR 
              getCursor().deactivate();
              boolean curBoo = getCursor().requery();
              //Log.d("Gaurav","Cursor Requery= " + curBoo);
              
            }  else  {
              
              //Log.d("Gaurav","Inside else");
              
              ContentValues cv=new ContentValues();
              cv.put("favorite", "no");
              int rowsEffected = dbHelper.updateDatabase(cv, frameHolder._id);
              
              //Log.d("Gaurav","Number of rows effected=" + String.valueOf(rowsEffected));
              frameHolder.favorite = "no";
              viewHolder.addremoveFrameLayout.setTag(frameHolder);
              getCursor().moveToPosition(position);
              //Log.e("Gaurav","Cursor= " + 
              //    getCursor().getString(getCursor().getColumnIndex("favorite")) + "at pos= " + String.valueOf(position));
              
              
              //drop old cursor and use new cursor, this may cause ANR
              getCursor().deactivate();
              boolean curBoo = getCursor().requery();
              //Log.d("Gaurav","Cursor Requery= " + curBoo);
            }
          } //onclick closes
        });
      } catch (Exception e) {
        Log.e("Gaurav",e.getMessage());
      }
      viewHolder.editWordButton.setOnClickListener(new OnClickListener()  {

        @Override
        public void onClick(View v) {
          Intent i = new Intent(v.getContext(), EditWordClass.class);
          Bundle bundle = new Bundle();
          bundle.putInt("position", position);
          i.putExtras(bundle);
          v.getContext().startActivity(i);
        }
      });
        
    } else  {
      
      Log.d("Gaurav","converView != null");
      view = convertView;
      getCursor().moveToPosition(position);
      FrameHolder frameHolder = new FrameHolder();
      frameHolder.favorite = getCursor().getString(getCursor().getColumnIndex("favorite"));
      frameHolder._id = getCursor().getString(getCursor().getColumnIndex("_id"));
      ((ViewHolder) view.getTag()).addremoveFrameLayout.setTag(frameHolder);
    }
    
    ViewHolder holder = (ViewHolder) view.getTag();
    getCursor().moveToPosition(position);
    //setting external font from asset folder
    Typeface externalFont = Typeface.createFromAsset(context.getAssets(), "fonts/sansus.ttf");
    holder.word.setTypeface(externalFont);
    holder.word.setTextSize(24.f);
    
    holder.word.setText(getCursor().getString(getCursor().getColumnIndex("word")));
    
    
    //cursors are not updates automatically if underlying data is changed
    FrameHolder frameHolder = new FrameHolder();
    frameHolder = (FrameHolder) holder.addremoveFrameLayout.getTag();
    
    //Log.d("Gaurav","Position= " + String.valueOf(position) + "frameHolder._id= " 
    //    + frameHolder._id + ".myList= " + frameHolder.myList);
        
    
    if (frameHolder.favorite.equals("no")) {
      holder.removeView.setVisibility(View.INVISIBLE);
    }
    else holder.removeView.setVisibility(View.VISIBLE);
    return view;
  }
}

Java Source Code List

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