Android Open Source - Tasque-for-Android Tasque Category Adapter

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License

The source code is released under:
MIT License
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Java Source Code

package com.bustiblelemons.tasque.main;
//from  ww  w  . ja  va 2  s  . c  o m
import java.util.ArrayList;

import android.content.Context;
import android.database.Cursor;
import android.util.SparseBooleanArray;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.CheckedTextView;

import com.bustiblelemons.tasque.R;
import com.bustiblelemons.tasque.settings.SettingsUtil;
import com.bustiblelemons.tasque.utilities.Utility;
import com.bustiblelemons.tasque.utilities.Values.Database.Categories;

public class TasqueCategoryAdapter extends BaseAdapter {

  private Context context;
  private Cursor data;
  private SparseBooleanArray checked;
  private SparseBooleanArray forDelete;
  private ArrayList<String> selected;
  private int deselected_color;
  private int selected_color;

  public TasqueCategoryAdapter(Context context, Cursor data) {
    this.data = data;
    this.context = context;
    this.checked = new SparseBooleanArray();
    this.forDelete = new SparseBooleanArray();
    this.selected = SettingsUtil.getSelectedCategories(context);
    this.selected_color = context.getResources().getColor(R.color.selected_color_list);
    this.deselected_color = context.getResources().getColor(R.color.abs__background_holo_light);
    this.selectedForAll();
  }

  private void selectedForAll() {
    while (data.moveToNext()) {
      String id = data.getString(data.getColumnIndex(Categories.ID));
      if (selected.contains(id)) {
        this.checked.put(data.getPosition(), true);
      }
    }
  }

  public ArrayList<String> getCheckedToDelete() {
    ArrayList<String> r = new ArrayList<String>();
    for (int i = 0; i < forDelete.size(); i++) {
      if (forDelete.valueAt(i)) {
        data.moveToPosition(forDelete.keyAt(i));
        r.add(data.getString(data.getColumnIndex(Categories.ID)));
      }
    }
    return r;
  }

  public void markForDeletion(int position) {
    forDelete.put(position, !forDelete.get(position));
  }

  public void resetForDeletion() {
    this.forDelete = new SparseBooleanArray();
  }

  public void toggle(int pos) {
    this.checked.put(pos, !this.checked.get(pos));
  }

  public void resetSelections() {
    this.checked = new SparseBooleanArray();
  }

  public SparseBooleanArray getChecked() {
    return this.checked;
  }

  public ArrayList<String> getCheckedIDs() {
    ArrayList<String> r = new ArrayList<String>();
    for (int i = 0; i < checked.size(); i++) {
      if (checked.valueAt(i)) {
        data.moveToPosition(checked.keyAt(i));
        String ID = data.getString(data.getColumnIndex(Categories.ID));
        r.add(ID);
      }
    }
    return r;
  }

  public String getName(int position) {
    return data.moveToPosition(position) ? data.getString(data.getColumnIndex(Categories.NAME)) : "";
  }

  public String getItemStringId(int position) {
    return data.moveToPosition(position) ? data.getString(data.getColumnIndex(Categories.ID)) : "";
  }

  @Override
  public int getCount() {
    return data.getCount();
  }

  @Override
  public Object getItem(int position) {
    return (data.moveToPosition(position)) ? data : data;
  }

  @Override
  public long getItemId(int position) {
    return 0;
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    View view;
    if (convertView == null) {
      view = LayoutInflater.from(context).inflate(R.layout.single_tasque_row, null);
    } else {
      view = convertView;
    }
    if (data.moveToPosition(position)) {
      CheckedTextView title = (CheckedTextView) view.findViewById(R.id.single_tasque_row_checked_title);
      if (forDelete.get(position)) {
        title.setBackgroundColor(selected_color);
      } else {
        title.setBackgroundColor(deselected_color);
      }
      Utility.applyFontSize(title);
      title.setText(data.getString(data.getColumnIndex(Categories.NAME)));
      title.setTag(data.getString(data.getColumnIndex(Categories.ID)));
      title.setChecked(checked.get(position));
    }
    return view;
  }

}
Java Source Code List
