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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

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

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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package com.sun.java.swing.plaf.motif;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import javax.swing.event.*;

import java.util.EventListener;

import javax.swing.plaf.basic.*;

import javax.swing.border.*;

import javax.swing.plaf.*;

/**

 * A Motif L&F implementation of InternalFrame.

 * <p>

 * <strong>Warning:</strong>

 * 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 applications running the same

 * version of Swing.  A future release of Swing will provide support for

 * long term persistence.

 *

 * @author Tom Ball

 */

public class MotifInternalFrameUI extends BasicInternalFrameUI {

    Color color;

    Color highlight;

    Color shadow;

    MotifInternalFrameTitlePane titlePane;

    /**

     * As of Java 2 platform v1.3 this previously undocumented field is no

     * longer used.

     * Key bindings are now defined by the LookAndFeel, please refer to

     * the key bindings specification for further details.

     *

     * @deprecated As of Java 2 platform v1.3.

     */

    @Deprecated

    protected KeyStroke closeMenuKey;

/////////////////////////////////////////////////////////////////////////////

// ComponentUI Interface Implementation methods

/////////////////////////////////////////////////////////////////////////////

    public static ComponentUI createUI(JComponent w)    {

        return new MotifInternalFrameUI((JInternalFrame)w);

    }

    public MotifInternalFrameUI(JInternalFrame w)   {

        super(w);

    }

    public void installUI(JComponent c)   {

        super.installUI(c);

        setColors((JInternalFrame)c);

    }

    protected void installDefaults() {

        Border frameBorder = frame.getBorder();

        frame.setLayout(internalFrameLayout = createLayoutManager());

        if (frameBorder == null || frameBorder instanceof UIResource) {

            frame.setBorder(new MotifBorders.InternalFrameBorder(frame));

        }

    }

    protected void installKeyboardActions(){

      super.installKeyboardActions();

      // We replace the

      // we use JPopup in our TitlePane so need escape support

      closeMenuKey = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);

    }

    protected void uninstallDefaults() {

        LookAndFeel.uninstallBorder(frame);

        frame.setLayout(null);

        internalFrameLayout = null;

    }

    private JInternalFrame getFrame(){

      return frame;

    }

    public JComponent createNorthPane(JInternalFrame w) {

        titlePane = new MotifInternalFrameTitlePane(w);

        return titlePane;

    }

    public Dimension getMaximumSize(JComponent x) {

        return Toolkit.getDefaultToolkit().getScreenSize();

    }

    protected void uninstallKeyboardActions(){

      super.uninstallKeyboardActions();

      if (isKeyBindingRegistered()){

        JInternalFrame.JDesktopIcon di = frame.getDesktopIcon();

        SwingUtilities.replaceUIActionMap(di, null);

        SwingUtilities.replaceUIInputMap(di, JComponent.WHEN_IN_FOCUSED_WINDOW,

                                         null);

      }

    }

    protected void setupMenuOpenKey(){

        super.setupMenuOpenKey();

        ActionMap map = SwingUtilities.getUIActionMap(frame);

        if (map != null) {

            // BasicInternalFrameUI creates an action with the same name, we override

            // it as MotifInternalFrameTitlePane has a titlePane ivar that shadows the

            // titlePane ivar in BasicInternalFrameUI, making supers action throw

            // an NPE for us.

            map.put("showSystemMenu", new AbstractAction(){

                public void actionPerformed(ActionEvent e){

                    titlePane.showSystemMenu();

                }

                public boolean isEnabled(){

                    return isKeyBindingActive();

                }

            });

        }

    }

    protected void setupMenuCloseKey(){

        ActionMap map = SwingUtilities.getUIActionMap(frame);

        if (map != null) {

            map.put("hideSystemMenu", new AbstractAction(){

                public void actionPerformed(ActionEvent e){

                    titlePane.hideSystemMenu();

                }

                public boolean isEnabled(){

                    return isKeyBindingActive();

                }

            });

        }

        // Set up the bindings for the DesktopIcon, it is odd that

        // we install them, and not the desktop icon.

        JInternalFrame.JDesktopIcon di = frame.getDesktopIcon();

        InputMap diInputMap = SwingUtilities.getUIInputMap

                          (di, JComponent.WHEN_IN_FOCUSED_WINDOW);

        if (diInputMap == null) {

            Object[] bindings = (Object[])UIManager.get

                                          ("DesktopIcon.windowBindings");

            if (bindings != null) {

                diInputMap = LookAndFeel.makeComponentInputMap(di, bindings);

                SwingUtilities.replaceUIInputMap(di, JComponent.

                                               WHEN_IN_FOCUSED_WINDOW,

                                               diInputMap);

            }

        }

        ActionMap diActionMap = SwingUtilities.getUIActionMap(di);

        if (diActionMap == null) {

            diActionMap = new ActionMapUIResource();

            diActionMap.put("hideSystemMenu", new AbstractAction(){

                public void actionPerformed(ActionEvent e){

                    JInternalFrame.JDesktopIcon icon = getFrame().

                                     getDesktopIcon();

                    MotifDesktopIconUI micon = (MotifDesktopIconUI)icon.

                                               getUI();

                    micon.hideSystemMenu();

                }

                public boolean isEnabled(){

                    return isKeyBindingActive();

                }

            });

            SwingUtilities.replaceUIActionMap(di, diActionMap);

        }

    }

    /** This method is called when the frame becomes selected.

      */

    protected void activateFrame(JInternalFrame f) {

        super.activateFrame(f);

        setColors(f);

    }

    /** This method is called when the frame is no longer selected.

      */

    protected void deactivateFrame(JInternalFrame f) {

        setColors(f);

        super.deactivateFrame(f);

    }

    void setColors(JInternalFrame frame) {

        if (frame.isSelected()) {

            color = UIManager.getColor("InternalFrame.activeTitleBackground");

        } else {

            color = UIManager.getColor("InternalFrame.inactiveTitleBackground");

        }

        highlight = color.brighter();

        shadow = color.darker().darker();

        titlePane.setColors(color, highlight, shadow);

    }

}