Android Open Source - GuiLib Dynamic List View Ex

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License

The source code is released under:

Apache License

Java Source Code

package com.gandulf.guilib.view;
/*ww  w .  java  2  s  . c  om*/
import android.content.Context;
import android.util.AttributeSet;
import android.util.SparseBooleanArray;
import android.widget.AdapterView;

import com.nhaarman.listviewanimations.itemmanipulation.DynamicListView;

public class DynamicListViewEx extends DynamicListView {

  public interface OnItemCheckedListener {
    public void onItemChecked(AdapterView<?> list, int position, boolean checked);
  }

  private OnItemCheckedListener onItemCheckedListener;

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

  public DynamicListViewEx(Context context, AttributeSet attrs) {
    super(context, attrs);
  }

  public DynamicListViewEx(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
  }

  /**
   * Threadsafe clone for backward compatibility as {@link SparseBooleanArray#clone()} is supported first in 4.x APIs
   * 
   * @param orginal
   * @return a clone
   */
  public static SparseBooleanArray clone(final SparseBooleanArray orginal) {
    if (orginal == null)
      return null;
    final SparseBooleanArray clone = new SparseBooleanArray();

    synchronized (orginal) {
      final int size = orginal.size();
      for (int i = 0; i < size; i++) {
        clone.put(i, orginal.get(i));
      }
    }

    return clone;
  }

  @Override
  public void clearChoices() {
    SparseBooleanArray checkedPositions = getCheckedItemPositions();
    if (checkedPositions != null) {
      checkedPositions = clone(checkedPositions);
    }

    super.clearChoices();
    if (onItemCheckedListener != null && checkedPositions != null) {
      for (int i = checkedPositions.size() - 1; i >= 0; i--) {
        if (checkedPositions.valueAt(i)) {
          onItemCheckedListener.onItemChecked(this, checkedPositions.keyAt(i), false);
        }
      }

    }
  }

  @Override
  public void setItemChecked(int position, boolean value) {
    super.setItemChecked(position, value);
    if (onItemCheckedListener != null) {
      onItemCheckedListener.onItemChecked(this, position, value);
    }
  }

  public void setOnItemCheckedListener(OnItemCheckedListener onItemCheckedListener) {
    this.onItemCheckedListener = onItemCheckedListener;
  }

}

Java Source Code List

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