Coverage Report - org.jtheque.utils.ui.SizeTracker
 
Classes in this File Line Coverage Branch Coverage Complexity
SizeTracker
0%
0/9
0%
0/4
1.333
 
 1  
 package org.jtheque.utils.ui;
 2  
 
 3  
 import javax.swing.JComponent;
 4  
 
 5  
 /*
 6  
  * This file is part of JTheque.
 7  
  *            
 8  
  * JTheque is free software: you can redistribute it and/or modify
 9  
  * it under the terms of the GNU General Public License as published by
 10  
  * the Free Software Foundation, either version 3 of the License. 
 11  
  *
 12  
  * JTheque is distributed in the hope that it will be useful,
 13  
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 14  
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 15  
  * GNU General Public License for more details.
 16  
  *
 17  
  * You should have received a copy of the GNU General Public License
 18  
  * along with JTheque.  If not, see <http://www.gnu.org/licenses/>.
 19  
  */
 20  
 
 21  
 /**
 22  
  * A tracker for the size of a <code>JComponent</code>
 23  
  *
 24  
  * @author Baptiste Wicht
 25  
  */
 26  
 public final class SizeTracker {
 27  0
     private int width = -1;
 28  0
     private int height = -1;
 29  
 
 30  
     private final JComponent component;
 31  
 
 32  
     /**
 33  
      * Construct a new SizeTracker.
 34  
      *
 35  
      * @param c The component to track the sizes.
 36  
      */
 37  
     public SizeTracker(JComponent c) {
 38  0
         super();
 39  
 
 40  0
         component = c;
 41  0
     }
 42  
 
 43  
     /**
 44  
      * Update the cached size.
 45  
      */
 46  
     public void updateSize() {
 47  0
         width = component.getWidth();
 48  0
         height = component.getHeight();
 49  0
     }
 50  
 
 51  
     /**
 52  
      * Indicate if the size has changed from the last update.
 53  
      *
 54  
      * @return <code>true</code> if the size has changed else <code>false</code>.
 55  
      */
 56  
     public boolean hasSizeChanged() {
 57  0
         return width != component.getWidth() || height != component.getHeight();
 58  
     }
 59  
 }