Android Open Source - voicesmith Dafx Picker

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Back to project page voicesmith.

License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Voicesmith <http://voicesmith.jurihock.de/>
 *//w  w w.ja  v  a  2s. c  om
 * Copyright (c) 2011-2014 Juergen Hock
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.jurihock.voicesmith.widgets;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import de.jurihock.voicesmith.DAFX;
import de.jurihock.voicesmith.R;

public final class DafxPicker extends RadioGroup implements
  OnClickListener
{
  private DAFX        dafx;

  private final RadioButton[]  buttons  = new RadioButton[DAFX.count()];

  private PropertyChangeListener  listener;

  public DAFX getDafx()
  {
    return dafx;
  }

  public void setDafx(DAFX dafx)
  {
    if (this.dafx == dafx) return;

    this.dafx = dafx;

    // Update buttons
    for (int i = 0; i < buttons.length; i++)
    {
      boolean isButtonChecked =
        buttons[i].getTag().toString()
          .equals(dafx.toString());

      buttons[i].setChecked(isButtonChecked);
    }
  }

  public void setPropertyChangeListener(PropertyChangeListener listener)
  {
    this.listener = listener;
  }

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

  public DafxPicker(Context context)
  {
    super(context);
    initButtons(context);
  }

  private void initButtons(Context context)
  {
    // Inflate layout
    View.inflate(context, R.layout.dafxpicker, this);

    // Fish out all buttons
    DAFX[] dafxValues = DAFX.values();
    for (int i = 0; i < DAFX.count(); i++)
    {
      RadioButton button = (buttons[i] =
        (RadioButton) this.findViewWithTag(
          dafxValues[i].toString()));

      button.setOnClickListener(this);
    }

    // Check the first button by default
    dafx = DAFX.valueOf(0);
    buttons[0].setChecked(true);
  }

  public void onClick(View view)
  {
    Object tag = view.getTag();
    dafx = DAFX.valueOf(tag.toString());

    // Manually uncheck other buttons
    for (RadioButton button : buttons)
    {
      if (!button.getTag().equals(tag))
      {
        button.setChecked(false);
      }
    }

    // Notify the event subscriber
    if (listener != null)
    {
      listener.propertyChange(new PropertyChangeEvent(
        this, "dafx", null, dafx));
    }
  }
}

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