Android Open Source - dejalist Checklist Cursor Adapter

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License

The source code is released under:

Apache License

Java Source Code

package com.luboganev.dejalist.ui;
/*w ww  . j  a va2  s  .  com*/
import static nl.qbusict.cupboard.CupboardFactory.cupboard;

import java.util.HashMap;

import butterknife.InjectView;
import butterknife.Views;

import com.luboganev.dejalist.R;
import com.luboganev.dejalist.data.DejalistContract.Categories;
import com.luboganev.dejalist.data.DejalistContract.Products;
import com.luboganev.dejalist.data.entities.Category;
import com.luboganev.dejalist.data.entities.Product;
import com.squareup.picasso.Picasso;

import android.content.Context;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.support.v4.widget.CursorAdapter;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

public class ChecklistCursorAdapter extends CursorAdapter {
  private LayoutInflater mInflater;
  
  private HashMap<Long, Integer> mCategoriesColorsCache;
  
  private static Cursor getEmptyCursor() {
    return new MatrixCursor(new String[]{
        Products._ID,
        Products.PRODUCT_NAME,
        Products.PRODUCT_CATEGORY_ID,
        Products.PRODUCT_URI,
        Products.PRODUCT_CHECKED});
  }

  public ChecklistCursorAdapter(Context context, int flags) {
    super(context, getEmptyCursor(), flags);
    mInflater = LayoutInflater.from(context);
    mCategoriesColorsCache = new HashMap<Long, Integer>();
  }
  
  @Override
  public Cursor swapCursor(Cursor newCursor) {
    mCategoriesColorsCache.clear();
    return super.swapCursor(newCursor);
  }

  @Override
  public void bindView(View view, Context context, Cursor cursor) {
    ViewHolder holder = (ViewHolder) view.getTag();
    Product product = cupboard().withCursor(cursor).get(Product.class);
    holder.usedCount = product.usedCount;

    if(product.categoryId >= 0) {
      Integer color = mCategoriesColorsCache.get(product.categoryId);
      if(color == null) {
        color = cupboard().withContext(context).get(Categories.buildCategoryUri(product.categoryId), Category.class).color;
        mCategoriesColorsCache.put(product.categoryId, color);
      }
      holder.category.setBackgroundColor(color);
      holder.category.setVisibility(View.VISIBLE);
    }
    else {
      holder.category.setVisibility(View.INVISIBLE);
    }
    
    holder.name.setText(product.name);
    
    holder.image.setImageResource(R.drawable.product_no_pic_small);
    
    if(product.uri != null) {
      Picasso.with(context).load(product.uri).resizeDimen(R.dimen.checklist_picture_size, R.dimen.checklist_picture_size).into(holder.image);
    }
    if(product.checked == 1) {
      holder.isChecked.setImageResource(R.drawable.btn_check_on_holo_light);
      holder.name.getPaint().setStrikeThruText(true);
      holder.bought = true;
    }
    else {
      holder.isChecked.setImageResource(R.drawable.btn_check_off_holo_light);
      holder.name.getPaint().setStrikeThruText(false);
      holder.bought = false;
    }
  }

  @Override
  public View newView(Context context, Cursor cursor, ViewGroup parent) {
    View view = mInflater.inflate(R.layout.checklist_item_product, parent, false);
      ViewHolder holder = new ViewHolder(view);
      view.setTag(holder);
      return view;
  }
  
  static class ViewHolder {
    @InjectView(R.id.checklist_item_product_name) TextView name;
    @InjectView(R.id.checklist_item_product_image) ImageView image;
    @InjectView(R.id.checklist_item_product_category) View category;
    @InjectView(R.id.checklist_item_checked) ImageView isChecked;
    int usedCount = 0;
    boolean bought = false;

    public ViewHolder(View view) {
      Views.inject(this, view);
    }
  }
}

Java Source Code List

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