firekeys.java

更方便的SWING

/*
 * PSwing Utilities -- Nifty Swing Widgets
 * Copyright (C) 2002  Pallas Technology
 * 
 * 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 2.1 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; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * Pallas Technology
 * 1170 HOWELL MILL RD NW
 * SUITE 306
 * ATLANTA GEORGIA 30318
 * 
 * PHONE [phone]
 * EMAIL [e-mail]
 * 
 * www.pallastechnology.com
 **************************************************************************
 * $Archive: SwingTools$
 * $FileName: FireKeys.java$
 * $FileID: 1$
 *
 * Last change:
 * $AuthorName: Rob MacGrogan$
 * $Date: 1/28/03 8:05 PM$
 * $VerID: 50$
 * $Comment: Add GLPL text.$
 **************************************************************************/
package com.pallas.swing.pcombobox;

import javax.swing.ComboBoxModel;

import com.pallas.util.Async;

/**
 * Title:   $FileName: FireKeys.java$
 * @version $VerNum: 2$
 * @author $AuthorName: Rob MacGrogan$<br><br>
 * 
 * $Description: FireKeys is intended to be executed
 *              asyncronously by AsyncCentral. Updates the selected index of a
 *              SmartComboBox and sets the caret position.
 *              $<br>
 * $KeyWordsOff: $<br><br>
 */
public class FireKeys implements Async {

  private char key;
  private ComboBoxModel model;
  private FullWordComboKeySelectionModel mgr = null;
  private int caretPosition = 0;

  public FireKeys(FullWordComboKeySelectionModel mgr){
    this.mgr = mgr;
  }

  public synchronized void setValues(char key, ComboBoxModel model, int caretPosition){
    this.key = key;
    this.model = model;
    this.caretPosition = caretPosition;
  }

  public void execute(){
    mgr.block = true;
    try{
//System.out.println("[FK] firing selection for key: " + key);
      int i = mgr.selectionForKey(key, model, caretPosition);
//System.out.println("[DL] key is "+ i );
      if (i >= 0){
        mgr.getParent().setSelectedIndex(i);
        mgr.getField().setCaretPosition(mgr.getCaretPosition());
      }
      else{
        //No match.
      }
    }
    catch (Exception ex){
      ex.printStackTrace();
    }
    finally{
      mgr.block = false;
    }
  }

}