ButtonPreference.java

/*
   Custom preference item showing a button on the right side
 
   Copyright 2013 Thincast Technologies GmbH, Author: Martin Fleisz
 
   This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
   If a copy of the MPL was not distributed with this file, You can obtain one at
   http://mozilla.org/MPL/2.0/.
*/
 
package com.freerdp.freerdpcore.utils;
 
import android.content.Context;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.LinearLayout;
 
import com.freerdp.freerdpcore.R;
 
public class ButtonPreference extends Preference
{
 
  private OnClickListener buttonOnClickListener;
  private String buttonText;
  private Button button;
 
  public ButtonPreference(Context context)
  {
    super(context);
    init();
  }
 
  public ButtonPreference(Context context, AttributeSet attrs)
  {
    super(context, attrs);
    init();
  }
 
  public ButtonPreference(Context context, AttributeSet attrs, int defStyle)
  {
    super(context, attrs, defStyle);
    init();
  }
 
  private void init()
  {
    setLayoutResource(R.layout.button_preference);
    button = null;
    buttonText = null;
    buttonOnClickListener = null;
  }
 
  @Override public View getView(View convertView, ViewGroup parent)
  {
    View v = super.getView(convertView, parent);
    button = v.findViewById(R.id.preference_button);
    if (buttonText != null)
      button.setText(buttonText);
    if (buttonOnClickListener != null)
      button.setOnClickListener(buttonOnClickListener);
 
    // additional init for ICS - make widget frame visible
    // refer to
    // http://stackoverflow.com/questions/8762984/custom-preference-broken-in-honeycomb-ics
    LinearLayout widgetFrameView = v.findViewById(android.R.id.widget_frame);
    widgetFrameView.setVisibility(View.VISIBLE);
 
    return v;
  }
 
  public void setButtonText(int resId)
  {
    buttonText = getContext().getResources().getString(resId);
    if (button != null)
      button.setText(buttonText);
  }
 
  public void setButtonText(String text)
  {
    buttonText = text;
    if (button != null)
      button.setText(text);
  }
 
  public void setButtonOnClickListener(OnClickListener listener)
  {
    if (button != null)
      button.setOnClickListener(listener);
    else
      buttonOnClickListener = listener;
  }
}