/**************************************************************************
/* A simple search panel with an entry field and a search-button.
/*
/* Copyright (c) 2003-2004 by Bernhard Bablok (mail@bablokb.de)
/*
/* This library is free software; you can redistribute it and/or modify
/* it under the terms of the GNU Lesser General Public License as published
/* by  the Free Software Foundation; either version 2 of the License or
/* (at your option) any later version.
/*
/* This library 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 Lesser General Public License for more details.
/*
/* You should have received a copy of the GNU Lesser General Public License
/* along with this library; see the file COPYING.LESSER.  If not, write to
/* the Free Software Foundation Inc., 59 Temple Place - Suite 330,
/* Boston, MA  02111-1307 USA
/**************************************************************************/

package de.bablokb.luala.lib.gui;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import de.bablokb.luala.lib.event.*;

/**
   A simple search panel with an entry field and a search-button.

   @version $Revision: 1.7 $
   @author  $Author: bablokb $
*/

public class SimpleSearchPanel implements SearchPanel {

  ////////////////////////////////////////////////////////////////////////////

  /**
     A JPanel with an JTextField and a JButton.
  */

  private JPanel iPanel;

  ////////////////////////////////////////////////////////////////////////////

  /**
     The JTextField for the search string.
  */

  private JTextField iSearchField;

  ////////////////////////////////////////////////////////////////////////////

  /**
     The {@link SearchEventListener}. We actually nead a list, but in most
     cases a single {@link SearchEventListener} should do.
  */

  private SearchEventListener iListener;

  ////////////////////////////////////////////////////////////////////////////

  /**
     Create a SimpleSearchPanel object.
  */

  public SimpleSearchPanel() {
    iPanel = new JPanel();
    iPanel.setLayout(new BorderLayout());
    ActionListener al = new ActionListener() {
	public void actionPerformed(ActionEvent e) {
	  if (iListener != null)
	    iListener.search(new SearchEvent(iPanel,iSearchField.getText()));
	}
      };

    iPanel.add(new JLabel("Enter the query: "),BorderLayout.WEST);

    iSearchField = new JTextField(30);
    iSearchField.addActionListener(al);
    iPanel.add(iSearchField,BorderLayout.CENTER);

    JButton button = new JButton("go!");
    button.addActionListener(al);
    iPanel.add(button,BorderLayout.EAST);
  }

  ////////////////////////////////////////////////////////////////////////////

  /**
     {@inheritDoc}
  */

  public JComponent getGUI() {
    return iPanel;
  }

  ////////////////////////////////////////////////////////////////////////////

  /**
     {@inheritDoc}
  */

  public void addSearchEventListener(SearchEventListener sel) {
    iListener = sel;
  }
}