1 /*
   2  * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package javax.swing.plaf.synth;
  27 
  28 import java.awt.*;
  29 import java.beans.*;
  30 import javax.swing.*;
  31 import javax.swing.plaf.basic.*;
  32 import sun.swing.DefaultLookup;
  33 
  34 /**
  35  * Synth's SplitPaneDivider.
  36  *
  37  * @author Scott Violet
  38  */
  39 class SynthSplitPaneDivider extends BasicSplitPaneDivider {
  40     public SynthSplitPaneDivider(BasicSplitPaneUI ui) {
  41         super(ui);
  42     }
  43 
  44     protected void setMouseOver(boolean mouseOver) {
  45         if (isMouseOver() != mouseOver) {
  46             repaint();
  47         }
  48         super.setMouseOver(mouseOver);
  49     }
  50 
  51     public void propertyChange(PropertyChangeEvent e) {
  52         super.propertyChange(e);
  53         if (e.getSource() == splitPane) {
  54             if (e.getPropertyName() == JSplitPane.ORIENTATION_PROPERTY) {
  55                 if (leftButton instanceof SynthArrowButton) {
  56                     ((SynthArrowButton)leftButton).setDirection(
  57                                        mapDirection(true));
  58                 }
  59                 if (rightButton instanceof SynthArrowButton) {
  60                     ((SynthArrowButton)rightButton).setDirection(
  61                                        mapDirection(false));
  62                 }
  63             }
  64         }
  65     }
  66 
  67     public void paint(Graphics g) {
  68         Graphics g2 = g.create();
  69 
  70         SynthContext context = ((SynthSplitPaneUI)splitPaneUI).getContext(
  71                                splitPane, Region.SPLIT_PANE_DIVIDER);
  72         Rectangle bounds = getBounds();
  73         bounds.x = bounds.y = 0;
  74         SynthLookAndFeel.updateSubregion(context, g, bounds);
  75         context.getPainter().paintSplitPaneDividerBackground(context,
  76                           g, 0, 0, bounds.width, bounds.height,
  77                           splitPane.getOrientation());
  78 
  79         SynthPainter foreground = null;
  80 
  81         context.getPainter().paintSplitPaneDividerForeground(context, g, 0, 0,
  82                 getWidth(), getHeight(), splitPane.getOrientation());
  83         context.dispose();
  84 
  85         // super.paint(g2);
  86         for (int counter = 0; counter < getComponentCount(); counter++) {
  87             Component child = getComponent(counter);
  88             Rectangle childBounds = child.getBounds();
  89             Graphics childG = g.create(childBounds.x, childBounds.y,
  90                                        childBounds.width, childBounds.height);
  91             child.paint(childG);
  92             childG.dispose();
  93         }
  94         g2.dispose();
  95     }
  96 
  97     private int mapDirection(boolean isLeft) {
  98         if (isLeft) {
  99             if (splitPane.getOrientation() == JSplitPane.HORIZONTAL_SPLIT){
 100                 return SwingConstants.WEST;
 101             }
 102             return SwingConstants.NORTH;
 103         }
 104         if (splitPane.getOrientation() == JSplitPane.HORIZONTAL_SPLIT){
 105             return SwingConstants.EAST;
 106         }
 107         return SwingConstants.SOUTH;
 108     }
 109 
 110 
 111     /**
 112      * Creates and return an instance of JButton that can be used to
 113      * collapse the left component in the split pane.
 114      */
 115     protected JButton createLeftOneTouchButton() {
 116         SynthArrowButton b = new SynthArrowButton(SwingConstants.NORTH);
 117         int oneTouchSize = lookupOneTouchSize();
 118 
 119         b.setName("SplitPaneDivider.leftOneTouchButton");
 120         b.setMinimumSize(new Dimension(oneTouchSize, oneTouchSize));
 121         b.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
 122         b.setFocusPainted(false);
 123         b.setBorderPainted(false);
 124         b.setRequestFocusEnabled(false);
 125         b.setDirection(mapDirection(true));
 126         return b;
 127     }
 128 
 129     private int lookupOneTouchSize() {
 130         return DefaultLookup.getInt(splitPaneUI.getSplitPane(), splitPaneUI,
 131               "SplitPaneDivider.oneTouchButtonSize", ONE_TOUCH_SIZE);
 132     }
 133 
 134     /**
 135      * Creates and return an instance of JButton that can be used to
 136      * collapse the right component in the split pane.
 137      */
 138     protected JButton createRightOneTouchButton() {
 139         SynthArrowButton b = new SynthArrowButton(SwingConstants.NORTH);
 140         int oneTouchSize = lookupOneTouchSize();
 141 
 142         b.setName("SplitPaneDivider.rightOneTouchButton");
 143         b.setMinimumSize(new Dimension(oneTouchSize, oneTouchSize));
 144         b.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
 145         b.setFocusPainted(false);
 146         b.setBorderPainted(false);
 147         b.setRequestFocusEnabled(false);
 148         b.setDirection(mapDirection(false));
 149         return b;
 150     }
 151 }