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Chip 1998 November
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Cafe
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OrganicTreeUI.java
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1998-02-26
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/*
* @(#)OrganicTreeUI.java 1.8 98/02/02
*
* Copyright (c) 1997 Sun Microsystems, Inc. All Rights Reserved.
*
* This software is the confidential and proprietary information of Sun
* Microsystems, Inc. ("Confidential Information"). You shall not
* disclose such Confidential Information and shall use it only in
* accordance with the terms of the license agreement you entered into
* with Sun.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
* SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
* SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
* THIS SOFTWARE OR ITS DERIVATIVES.
*
*/
package com.sun.java.swing.plaf.organic;
import com.sun.java.swing.*;
import com.sun.java.swing.event.*;
import com.sun.java.swing.text.DefaultTextUI;
import java.awt.*;
import java.awt.event.*;
import java.beans.*;
import java.io.*;
import java.util.*;
import com.sun.java.swing.plaf.ComponentUI;
import com.sun.java.swing.plaf.TreeUI;
import com.sun.java.swing.tree.*;
import com.sun.java.swing.plaf.basic.*;
/**
* Organic L&F for a tree component.
* <p>
* Warning: serialized objects of this class will not be compatible with
* future swing releases. The current serialization support is appropriate
* for short term storage or RMI between Swing1.0 applications. It will
* not be possible to load serialized Swing1.0 objects with future releases
* of Swing. The JDK1.2 release of Swing will be the compatibility
* baseline for the serialized form of Swing objects.
*
* @version 1.14 01/13/98
* @author Tom Santos
*/
public class OrganicTreeUI extends BasicTreeUI {
// Boilerplate
public static ComponentUI createUI(JComponent x) {
return new OrganicTreeUI();
}
public OrganicTreeUI()
{
super();
}
protected int getHorizontalLegBuffer()
{
return 3;
}
public void installUI( JComponent c ) {
super.installUI( c );
if ( !tree.isLargeModel() ) {
setRowHeight( 0 );
}
}
protected boolean clickedInExpandControl( VisibleTreeNode node, LargeTreeModelNode eNode,
int row, int rowLevel, int mouseX, int mouseY )
{
if ( node != null && node.isLeaf() )
{
return false;
}
int boxWidth;
if(getExpandedIcon() != null)
boxWidth = getExpandedIcon().getIconWidth() + 6;
else
boxWidth = 8;
int boxLeftX;
if(this.getShowsRootHandles())
boxLeftX = ((rowLevel * totalChildIndent) +
getLeftChildIndent()) - boxWidth/2;
else
boxLeftX = (((rowLevel - 1) * totalChildIndent) +
getLeftChildIndent()) - boxWidth/2;
int boxRightX = boxLeftX + boxWidth;
return mouseX >= boxLeftX && mouseX <= boxRightX;
}
static protected final int SIZE = 3;
/**
* Icon that displays the expanded or collapsed state of a node.
* <p>
* Warning: serialized objects of this class will not be compatible with
* future swing releases. The current serialization support is appropriate
* for short term storage or RMI between Swing1.0 applications. It will
* not be possible to load serialized Swing1.0 objects with future releases
* of Swing. The JDK1.2 release of Swing will be the compatibility
* baseline for the serialized form of Swing objects.
*/
public static class ExpandCollapseIcon implements Icon, Serializable {
public void paintIcon(Component c, Graphics g, int x, int y) {
g.setColor( UIManager.getColor("Tree.knobColor") );
g.fillRect( x, y, SIZE, SIZE );
}
public int getIconWidth() { return SIZE; }
public int getIconHeight() { return SIZE; }
}
}