plugins/cvs/cvs-plugin/src/com/intellij/cvsSupport2/cvsoperations/cvsTagOrBranch/ui/TagsPanel.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.cvsSupport2.cvsoperations.cvsTagOrBranch.ui;
  17
  18 import com.intellij.openapi.diagnostic.Logger;
  19 import com.intellij.openapi.ui.popup.PopupChooserBuilder;
  20 import org.jetbrains.annotations.NonNls;
  21
  22 import javax.swing.*;
  23 import javax.swing.table.TableCellRenderer;
  24 import java.awt.*;
  25 import java.awt.event.MouseAdapter;
  26 import java.awt.event.MouseEvent;
  27 import java.util.Collection;
  28
  29 /**
  30  * author: lesya
  31  */
  32
  33 public class TagsPanel extends JPanel implements TableCellRenderer{
  34
  35   private static final Logger LOG = Logger.getInstance("#com.intellij.cvsSupport2.cvsoperations.cvsTagOrBranch.ui.TagsPanel");
  36
  37   private final JLabel myTextLabel = new JLabel();
  38
  39   private final JLabel myMoreLabel = new JLabel(MORE_LABEL_TEXT){
  40     private final Cursor myCursor = new Cursor(Cursor.HAND_CURSOR);
  41     public Cursor getCursor() {
  42       return myCursor;
  43     }
  44   };
  45
  46   private Collection<String> myTags;
  47   private final JList myList = new JList();
  48   @NonNls private static final String MORE_LABEL_TEXT = "<html><b>(...)</b></html>";
  49   private final String myPopupTitle;
  50
  51   public TagsPanel(final String popupTitle) {
  52     super(new BorderLayout());
  53     add(myTextLabel, BorderLayout.CENTER);
  54     add(myMoreLabel, BorderLayout.EAST);
  55
  56     myMoreLabel.addMouseListener(new MouseAdapter() {
  57       public void mouseClicked(MouseEvent e) {
  58         showTags();
  59       }
  60     });
  61     myPopupTitle = popupTitle;
  62   }
  63
  64   private void showTags() {
  65     DefaultListModel model = new DefaultListModel();
  66     myList.setModel(model);
  67     for (final String myTag : myTags) {
  68       model.addElement(myTag);
  69     }
  70
  71     new PopupChooserBuilder(myList).
  72       setTitle(myPopupTitle).
  73       createPopup().
  74       showUnderneathOf(myMoreLabel);
  75   }
  76
  77   public void setTags(Collection<String> tags) {
  78     myTags = tags;
  79     myMoreLabel.setVisible(myTags.size() > 1);
  80     if (myTags.size() > 0)
  81       myTextLabel.setText(myTags.iterator().next());
  82     revalidate();
  83   }
  84
  85   public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
  86     setSelected(isSelected, table);
  87     if (!(value instanceof Collection)) {
  88       LOG.info("getTableCellRendererComponent: " + value == null ? null : value.toString());
  89       return this;
  90     }
  91     final Collection<String> tags = (Collection<String>) value;
  92     setTags(tags);
  93     return this;
  94   }
  95
  96   public void setSelected(boolean isSelected, JTable table){
  97     if (isSelected) {
  98       setBackground(table.getSelectionBackground());
  99       setForeground(table.getSelectionForeground());
 100     } else {
 101       setBackground(table.getBackground());
 102       setForeground(table.getForeground());
 103     }
 104
 105     updateLabel(myTextLabel, isSelected, table);
 106     updateLabel(myMoreLabel, isSelected, table);
 107   }
 108
 109   private static void updateLabel(JLabel label, boolean isSelected, JTable table) {
 110     if (isSelected) {
 111       label.setBackground(table.getSelectionBackground());
 112       label.setForeground(table.getSelectionForeground());
 113     } else {
 114       label.setBackground(table.getBackground());
 115       label.setForeground(table.getForeground());
 116     }
 117   }
 118 }