src/org/nbgit/ui/browser/BrowserTopComponent.java

   1 /*
   2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
   3  *
   4  * Copyright 2009 Jonas Fonseca <fonseca@diku.dk>
   5  *
   6  * The contents of this file are subject to the terms of either the GNU
   7  * General Public License Version 2 only ("GPL") or the Common
   8  * Development and Distribution License("CDDL") (collectively, the
   9  * "License"). You may not use this file except in compliance with the
  10  * License. You can obtain a copy of the License at
  11  * http://www.netbeans.org/cddl-gplv2.html. See the License for the
  12  * specific language governing permissions and limitations under the
  13  * License.  When distributing the software, include this License Header
  14  * Notice in each file.
  15  *
  16  * This particular file is subject to the "Classpath" exception as provided
  17  * by Sun in the GPL Version 2 section of the License file that
  18  * accompanied this code. If applicable, add the following below the
  19  * License Header, with the fields enclosed by brackets [] replaced by
  20  * your own identifying information:
  21  * "Portions Copyrighted [year] [name of copyright owner]"
  22  *
  23  * Contributor(s):
  24  *
  25  * If you wish your version of this file to be governed by only the CDDL
  26  * or only the GPL Version 2, indicate your decision by adding
  27  * "[Contributor] elects to include this software in this distribution
  28  * under the [CDDL or GPL Version 2] license." If you do not indicate a
  29  * single choice of license, a recipient has the option to distribute
  30  * your version of this file under either the CDDL, the GPL Version 2 or
  31  * to extend the choice of license to its licensees as provided above.
  32  * However, if you add GPL Version 2 code and therefore, elected the GPL
  33  * Version 2 license, then the option applies only if the new code is
  34  * made subject to such option by the copyright holder.
  35  */
  36 package org.nbgit.ui.browser;
  37
  38 import javax.swing.ListSelectionModel;
  39 import javax.swing.SwingUtilities;
  40 import javax.swing.event.DocumentEvent;
  41 import javax.swing.event.DocumentListener;
  42 import javax.swing.event.ListSelectionEvent;
  43 import javax.swing.event.ListSelectionListener;
  44
  45 import org.eclipse.jgit.awtui.CommitGraphPane;
  46 import org.openide.util.NbBundle;
  47 import org.openide.windows.TopComponent;
  48 import org.openide.util.ImageUtilities;
  49
  50 /**
  51  * Repository browser top component.
  52  */
  53 public final class BrowserTopComponent extends TopComponent {
  54
  55     private static final String ICON_PATH = "org/nbgit/resources/icons/gitvcs-icon.png"; // NOI18N
  56     private static final String PREFERRED_ID = "org-nbgit-ui-browser"; // NOI18N
  57     private int commitIndex = -1;
  58
  59     public BrowserTopComponent(BrowserModel model) {
  60         initComponents();
  61         setName(_("CTL_BrowserTopComponent")); // NOI18N
  62         setToolTipText(_("HINT_BrowserTopComponent")); // NOI18N
  63         setIcon(ImageUtilities.loadImage(ICON_PATH, true));
  64         model.setCommitList(commitGraphPane.getCommitList());
  65         textArea.setDocument(model.getDocument());
  66         model.getDocument().addDocumentListener(new DocumentListener() {
  67
  68             public void updateId(DocumentEvent e) {
  69                 String id = e.getDocument().getProperty(BrowserModel.CONTENT_ID).toString();
  70                 idField.setText(id);
  71                 scrollTextToStart();
  72             }
  73
  74             public void insertUpdate(DocumentEvent e) {
  75                 updateId(e);
  76             }
  77
  78             public void removeUpdate(DocumentEvent e) {
  79                 updateId(e);
  80             }
  81
  82             public void changedUpdate(DocumentEvent e) {
  83                 updateId(e);
  84             }
  85         });
  86         commitGraphPane.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
  87
  88             public void valueChanged(ListSelectionEvent event) {
  89                 ListSelectionModel listModel = (ListSelectionModel) event.getSource();
  90                 for (int i = event.getFirstIndex(); i <= event.getLastIndex(); i++) {
  91                     if (!listModel.isSelectedIndex(i))
  92                         continue;
  93                     firePropertyChange(BrowserProperty.COMMIT_INDEX, commitIndex, i);
  94                     commitIndex = i;
  95                     break;
  96                 }
  97             }
  98
  99         });
 100     }
 101
 102     private void scrollTextToStart() {
 103         SwingUtilities.invokeLater(new Runnable() {
 104
 105             public void run() {
 106                 idField.setCaretPosition(0);
 107                 textArea.setCaretPosition(0);
 108             }
 109
 110         });
 111     }
 112
 113     @Override
 114     public int getPersistenceType() {
 115         return TopComponent.PERSISTENCE_NEVER;
 116     }
 117
 118     @Override
 119     protected String preferredID() {
 120         return PREFERRED_ID;
 121     }
 122
 123     private void firePropertyChange(BrowserProperty property, Object oldValue, Object newValue) {
 124         super.firePropertyChange(property.name(), oldValue, newValue);
 125     }
 126
 127     private static String _(String id, Object... args) {
 128         return NbBundle.getMessage(BrowserTopComponent.class, id, args);
 129     }
 130
 131     /** This method is called from within the constructor to
 132      * initialize the form.
 133      * WARNING: Do NOT modify this code. The content of this method is
 134      * always regenerated by the Form Editor.
 135      */
 136     // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
 137     private void initComponents() {
 138
 139         browserSplitPane.setDividerLocation(200);
 140         browserSplitPane.setOrientation(javax.swing.JSplitPane.VERTICAL_SPLIT);
 141         browserSplitPane.setOneTouchExpandable(true);
 142
 143         graphScrollPane.setViewportView(commitGraphPane);
 144
 145         browserSplitPane.setTopComponent(graphScrollPane);
 146
 147         toolBar.setFloatable(false);
 148         toolBar.setRollover(true);
 149         toolBar.setFocusable(false);
 150         toolBar.setRequestFocusEnabled(false);
 151         toolBar.setVerifyInputWhenFocusTarget(false);
 152
 153         org.openide.awt.Mnemonics.setLocalizedText(idLabel, org.openide.util.NbBundle.getMessage(BrowserTopComponent.class, "BrowserTopComponent.idLabel.text")); // NOI18N
 154         toolBar.add(idLabel);
 155
 156         idField.setColumns(20);
 157         idField.setEditable(false);
 158         toolBar.add(idField);
 159
 160         textArea.setEditable(false);
 161         textScrollPane.setViewportView(textArea);
 162
 163         org.jdesktop.layout.GroupLayout textPanelLayout = new org.jdesktop.layout.GroupLayout(textPanel);
 164         textPanel.setLayout(textPanelLayout);
 165         textPanelLayout.setHorizontalGroup(
 166             textPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
 167             .add(textScrollPane, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 451, Short.MAX_VALUE)
 168             .add(toolBar, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 451, Short.MAX_VALUE)
 169         );
 170         textPanelLayout.setVerticalGroup(
 171             textPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
 172             .add(textPanelLayout.createSequentialGroup()
 173                 .add(toolBar, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 25, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
 174                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
 175                 .add(textScrollPane, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 63, Short.MAX_VALUE))
 176         );
 177
 178         browserSplitPane.setRightComponent(textPanel);
 179
 180         org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);
 181         this.setLayout(layout);
 182         layout.setHorizontalGroup(
 183             layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
 184             .add(browserSplitPane, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 451, Short.MAX_VALUE)
 185         );
 186         layout.setVerticalGroup(
 187             layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
 188             .add(browserSplitPane, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 300, Short.MAX_VALUE)
 189         );
 190     }// </editor-fold>//GEN-END:initComponents
 191
 192     // Variables declaration - do not modify//GEN-BEGIN:variables
 193     private final javax.swing.JSplitPane browserSplitPane = new javax.swing.JSplitPane();
 194     private final CommitGraphPane commitGraphPane = new CommitGraphPane();
 195     private final javax.swing.JScrollPane graphScrollPane = new javax.swing.JScrollPane();
 196     private final javax.swing.JTextField idField = new javax.swing.JTextField();
 197     private final javax.swing.JLabel idLabel = new javax.swing.JLabel();
 198     private final javax.swing.JTextArea textArea = new javax.swing.JTextArea();
 199     private final javax.swing.JPanel textPanel = new javax.swing.JPanel();
 200     private final javax.swing.JScrollPane textScrollPane = new javax.swing.JScrollPane();
 201     private final javax.swing.JToolBar toolBar = new javax.swing.JToolBar();
 202     // End of variables declaration//GEN-END:variables
 203 }