jdk/src/jdk.jconsole/share/classes/sun/tools/jconsole/OverviewPanel.java
changeset 25859 3317bb8137f4
parent 14342 8435a30053c1
equal deleted inserted replaced
25858:836adbf7a2cd 25859:3317bb8137f4
       
     1 /*
       
     2  * Copyright (c) 2006, 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 
       
    30 import javax.swing.*;
       
    31 
       
    32 
       
    33 import static javax.swing.SwingConstants.*;
       
    34 import static sun.tools.jconsole.JConsole.*;
       
    35 import static sun.tools.jconsole.Utilities.*;
       
    36 
       
    37 
       
    38 @SuppressWarnings("serial")
       
    39 abstract class OverviewPanel extends PlotterPanel {
       
    40     private static final Dimension PREFERRED_PLOTTER_SIZE = new Dimension(300, 200);
       
    41     private static final Dimension MINIMUM_PLOTTER_SIZE = new Dimension(200, 150);
       
    42 
       
    43     // This is the default view range for all the overview plotters
       
    44     static final int VIEW_RANGE = -1;   // Show all data
       
    45 
       
    46     static Color PLOTTER_COLOR = IS_GTK ? new Color(231, 111, 80) : null;
       
    47 
       
    48     private JLabel infoLabel;
       
    49 
       
    50     public OverviewPanel(String title) {
       
    51         this(title, null, null, null);
       
    52     }
       
    53 
       
    54     public OverviewPanel(String title, String plotterKey,
       
    55                          String plotterName, Plotter.Unit plotterUnit) {
       
    56         super(title);
       
    57         setLayout(new BorderLayout(0, 0));
       
    58 
       
    59         if (plotterKey != null && plotterName != null) {
       
    60             Plotter plotter = new Plotter();
       
    61             plotter.setPreferredSize(PREFERRED_PLOTTER_SIZE);
       
    62             plotter.setMinimumSize(MINIMUM_PLOTTER_SIZE);
       
    63             plotter.setViewRange(VIEW_RANGE);
       
    64             if (plotterUnit != null) {
       
    65                 plotter.setUnit(plotterUnit);
       
    66             }
       
    67             plotter.createSequence(plotterKey, plotterName, PLOTTER_COLOR, true);
       
    68             setAccessibleName(plotter,
       
    69                               Resources.format(Messages.OVERVIEW_PANEL_PLOTTER_ACCESSIBLE_NAME,
       
    70                                       title));
       
    71             setPlotter(plotter);
       
    72         }
       
    73     }
       
    74 
       
    75 
       
    76     public JLabel getInfoLabel() {
       
    77         if (infoLabel == null) {
       
    78             infoLabel = new JLabel("", CENTER) {
       
    79                 @Override
       
    80                 public void setText(String text) {
       
    81                     if (text.startsWith("<html>")) {
       
    82                         // Replace spaces with nbsp, except the
       
    83                         // last one of two or more (to allow wrapping)
       
    84                         StringBuilder buf = new StringBuilder();
       
    85                         char[] chars = text.toCharArray();
       
    86                         int n = chars.length;
       
    87                         for (int i = 0; i < n; i++) {
       
    88                             if (chars[i] == ' '
       
    89                                 && ((i < n-1 && chars[i+1] == ' ')
       
    90                                     || ((i == 0 || chars[i-1] != ' ')
       
    91                                         && (i == n-1 || chars[i+1] != ' ')))) {
       
    92                                 buf.append("&nbsp;");
       
    93                             } else {
       
    94                                 buf.append(chars[i]);
       
    95                             }
       
    96                         }
       
    97                         text = buf.toString();
       
    98                     }
       
    99                     super.setText(text);
       
   100                 }
       
   101             };
       
   102 
       
   103             if (IS_GTK) {
       
   104                 JPanel southPanel = new JPanel(new BorderLayout());
       
   105                 JSeparator separator = new JSeparator(JSeparator.HORIZONTAL);
       
   106                 southPanel.add(separator, BorderLayout.NORTH);
       
   107                 southPanel.add(infoLabel, BorderLayout.SOUTH);
       
   108                 add(southPanel, BorderLayout.SOUTH);
       
   109             } else {
       
   110                 add(infoLabel, BorderLayout.SOUTH);
       
   111             }
       
   112         }
       
   113         return infoLabel;
       
   114     }
       
   115 }