1 /*

     2  * Copyright 2002-2003 Sun Microsystems, Inc.  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.  Sun designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package javax.swing.plaf.synth;

    27 

    28 import java.awt.*;

    29 import java.awt.event.*;

    30 import javax.swing.*;

    31 import javax.swing.event.*;

    32 import javax.swing.border.*;

    33 import javax.swing.plaf.*;

    34 import javax.swing.plaf.basic.BasicDesktopIconUI;

    35 import java.beans.*;

    36 import java.io.Serializable;

    37 import sun.swing.plaf.synth.SynthUI;

    38 

    39 

    40 /**

    41  * Synth L&F for a minimized window on a desktop.

    42  *

    43  * @author Joshua Outwater

    44  */

    45 class SynthDesktopIconUI extends BasicDesktopIconUI implements SynthUI,

    46                                         ActionListener, PropertyChangeListener {

    47     private SynthStyle style;

    48 

    49     public static ComponentUI createUI(JComponent c)    {

    50         return new SynthDesktopIconUI();

    51     }

    52 

    53     protected void installComponents() {

    54         if (UIManager.getBoolean("InternalFrame.useTaskBar")) {

    55             iconPane = new JToggleButton(frame.getTitle(), frame.getFrameIcon()) {

    56                 public String getToolTipText() {

    57                     return getText();

    58                 }

    59 

    60                 public JPopupMenu getComponentPopupMenu() {

    61                     return frame.getComponentPopupMenu();

    62                 }

    63             };

    64             ToolTipManager.sharedInstance().registerComponent(iconPane);

    65             iconPane.setFont(desktopIcon.getFont());

    66             iconPane.setBackground(desktopIcon.getBackground());

    67             iconPane.setForeground(desktopIcon.getForeground());

    68         } else {

    69             iconPane = new SynthInternalFrameTitlePane(frame);

    70             iconPane.setName("InternalFrame.northPane");

    71         }

    72         desktopIcon.setLayout(new BorderLayout());

    73         desktopIcon.add(iconPane, BorderLayout.CENTER);

    74     }

    75 

    76     protected void installListeners() {

    77         super.installListeners();

    78         desktopIcon.addPropertyChangeListener(this);

    79 

    80         if (iconPane instanceof JToggleButton) {

    81             frame.addPropertyChangeListener(this);

    82             ((JToggleButton)iconPane).addActionListener(this);

    83         }

    84     }

    85 

    86     protected void uninstallListeners() {

    87         if (iconPane instanceof JToggleButton) {

    88             frame.removePropertyChangeListener(this);

    89         }

    90         desktopIcon.removePropertyChangeListener(this);

    91         super.uninstallListeners();

    92     }

    93 

    94     protected void installDefaults() {

    95         updateStyle(desktopIcon);

    96     }

    97 

    98     private void updateStyle(JComponent c) {

    99         SynthContext context = getContext(c, ENABLED);

   100         style = SynthLookAndFeel.updateStyle(context, this);

   101         context.dispose();

   102     }

   103 

   104     protected void uninstallDefaults() {

   105         SynthContext context = getContext(desktopIcon, ENABLED);

   106         style.uninstallDefaults(context);

   107         context.dispose();

   108         style = null;

   109     }

   110 

   111     public SynthContext getContext(JComponent c) {

   112         return getContext(c, getComponentState(c));

   113     }

   114 

   115     private SynthContext getContext(JComponent c, int state) {

   116         Region region = getRegion(c);

   117         return SynthContext.getContext(SynthContext.class, c, region,

   118                                        style, state);

   119     }

   120 

   121     private int getComponentState(JComponent c) {

   122         return SynthLookAndFeel.getComponentState(c);

   123     }

   124 

   125     Region getRegion(JComponent c) {

   126         return SynthLookAndFeel.getRegion(c);

   127     }

   128 

   129     public void update(Graphics g, JComponent c) {

   130         SynthContext context = getContext(c);

   131 

   132         SynthLookAndFeel.update(context, g);

   133         context.getPainter().paintDesktopIconBackground(context, g, 0, 0,

   134                                                   c.getWidth(), c.getHeight());

   135         paint(context, g);

   136         context.dispose();

   137     }

   138 

   139     public void paint(Graphics g, JComponent c) {

   140         SynthContext context = getContext(c);

   141 

   142         paint(context, g);

   143         context.dispose();

   144     }

   145 

   146     protected void paint(SynthContext context, Graphics g) {

   147     }

   148 

   149     public void paintBorder(SynthContext context, Graphics g, int x,

   150                             int y, int w, int h) {

   151         context.getPainter().paintDesktopIconBorder(context, g, x, y, w, h);

   152     }

   153 

   154     public void actionPerformed(ActionEvent evt) {

   155         if (evt.getSource() instanceof JToggleButton) {

   156             // Either iconify the frame or deiconify and activate it.

   157             JToggleButton button = (JToggleButton)evt.getSource();

   158             try {

   159                 boolean selected = button.isSelected();

   160                 if (!selected && !frame.isIconifiable()) {

   161                     button.setSelected(true);

   162                 } else {

   163                     frame.setIcon(!selected);

   164                     if (selected) {

   165                         frame.setSelected(true);

   166                     }

   167                 }

   168             } catch (PropertyVetoException e2) {

   169             }

   170         }

   171     }

   172 

   173     public void propertyChange(PropertyChangeEvent evt) {

   174         if (evt.getSource() instanceof JInternalFrame.JDesktopIcon) {

   175             if (SynthLookAndFeel.shouldUpdateStyle(evt)) {

   176                 updateStyle((JInternalFrame.JDesktopIcon)evt.getSource());

   177             }

   178         } else if (evt.getSource() instanceof JInternalFrame) {

   179             JInternalFrame frame = (JInternalFrame)evt.getSource();

   180             if (iconPane instanceof JToggleButton) {

   181                 JToggleButton button = (JToggleButton)iconPane;

   182                 String prop = evt.getPropertyName();

   183                 if (prop == "title") {

   184                     button.setText((String)evt.getNewValue());

   185                 } else if (prop == "frameIcon") {

   186                     button.setIcon((Icon)evt.getNewValue());

   187                 } else if (prop == JInternalFrame.IS_ICON_PROPERTY ||

   188                            prop == JInternalFrame.IS_SELECTED_PROPERTY) {

   189                     button.setSelected(!frame.isIcon() && frame.isSelected());

   190                 }

   191             }

   192         }

   193     }

   194 }