1 /*

     2  * Copyright (c) 2005, 2012, 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 sun.tools.jconsole;

    27 

    28 import java.awt.*;

    29 import java.awt.event.*;

    30 

    31 import javax.swing.*;

    32 

    33 

    34 import static javax.swing.JLayeredPane.*;

    35 

    36 /**

    37  * Used instead of JDialog in a JDesktopPane/JInternalFrame environment.

    38  */

    39 @SuppressWarnings("serial")

    40 public class InternalDialog extends JInternalFrame {

    41     protected JLabel statusBar;

    42 

    43     public InternalDialog(JConsole jConsole, String title, boolean modal) {

    44         super(title, true, true, false, false);

    45 

    46         setLayer(PALETTE_LAYER);

    47         putClientProperty("JInternalFrame.frameType", "optionDialog");

    48 

    49         jConsole.getDesktopPane().add(this);

    50 

    51 

    52         getActionMap().put("cancel", new AbstractAction() {

    53             public void actionPerformed(ActionEvent evt) {

    54                 setVisible(false);

    55                 if (statusBar != null) {

    56                     statusBar.setText("");

    57                 }

    58             }

    59         });

    60         InputMap inputMap = getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);

    61         inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), "cancel");

    62     }

    63 

    64     public void setLocationRelativeTo(Component c) {

    65         setLocation((c.getWidth()  - getWidth())  / 2,

    66                     (c.getHeight() - getHeight()) / 2);

    67     }

    68 

    69     protected class MastheadIcon implements Icon {

    70         // Important: Assume image background is white!

    71         private ImageIcon leftIcon =

    72             new ImageIcon(InternalDialog.class.getResource("resources/masthead-left.png"));

    73         private ImageIcon rightIcon =

    74             new ImageIcon(InternalDialog.class.getResource("resources/masthead-right.png"));

    75 

    76         private Font font = Font.decode(Messages.MASTHEAD_FONT);

    77         private int gap = 10;

    78         private String title;

    79 

    80         public MastheadIcon(String title) {

    81             this.title = title;

    82         }

    83 

    84         public synchronized void paintIcon(Component c, Graphics g, int x, int y) {

    85             // Clone the Graphics object

    86             g = g.create();

    87 

    88             // Ignore x to make sure we fill entire component width

    89             x = 0;

    90             int width = c.getWidth();

    91             int lWidth = leftIcon.getIconWidth();

    92             int rWidth = rightIcon.getIconWidth();

    93             int height = getIconHeight();

    94             int textHeight = g.getFontMetrics(font).getAscent();

    95 

    96             g.setColor(Color.white);

    97             g.fillRect(x, y, width, height);

    98 

    99             leftIcon.paintIcon(c, g, x, y);

   100             rightIcon.paintIcon(c, g, width - rWidth, y);

   101 

   102             g.setFont(font);

   103             ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,

   104                                              RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

   105             g.setColor(new Color(0x35556b));

   106             g.drawString(title, lWidth + gap, height/2 + textHeight/2);

   107         }

   108 

   109         public int getIconWidth() {

   110             int textWidth = 0;

   111             Graphics g = getGraphics();

   112             if (g != null) {

   113                 FontMetrics fm = g.getFontMetrics(font);

   114                 if (fm != null) {

   115                     textWidth = fm.stringWidth(title);

   116                 }

   117             }

   118             return (leftIcon.getIconWidth() + gap + textWidth +

   119                     gap + rightIcon.getIconWidth());

   120         }

   121 

   122 

   123         public int getIconHeight() {

   124             return leftIcon.getIconHeight();

   125         }

   126     }

   127 }