java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/SidePanel.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.openapi.roots.ui.configuration;
  17
  18 import com.intellij.openapi.actionSystem.Presentation;
  19 import com.intellij.openapi.ui.popup.ListItemDescriptor;
  20 import com.intellij.ui.navigation.History;
  21 import com.intellij.ui.navigation.Place;
  22 import com.intellij.ui.popup.list.GroupedItemsListRenderer;
  23 import org.jetbrains.annotations.NotNull;
  24
  25 import javax.swing.*;
  26 import javax.swing.event.ListSelectionEvent;
  27 import javax.swing.event.ListSelectionListener;
  28 import java.awt.*;
  29 import java.util.ArrayList;
  30 import java.util.Collection;
  31 import java.util.HashMap;
  32 import java.util.Map;
  33
  34 public class SidePanel extends JPanel {
  35
  36   private final JList myList;
  37   private final DefaultListModel myModel;
  38   private final Place.Navigator myNavigator;
  39   private final ArrayList<Place> myPlaces = new ArrayList<Place>();
  40
  41   private final Map<Integer, String> myIndex2Separator = new HashMap<Integer, String>();
  42   private final Map<Place, Presentation> myPlace2Presentation = new HashMap<Place, Presentation>();
  43   private final History myHistory;
  44
  45   public SidePanel(Place.Navigator navigator, History history) {
  46     myHistory = history;
  47     myNavigator = navigator;
  48
  49     setLayout(new BorderLayout());
  50
  51     myModel = new DefaultListModel();
  52     myList = new JList(myModel);
  53
  54     final ListItemDescriptor descriptor = new ListItemDescriptor() {
  55       public String getTextFor(final Object value) {
  56         return myPlace2Presentation.get(value).getText();
  57       }
  58
  59       public String getTooltipFor(final Object value) {
  60         return getTextFor(value);
  61       }
  62
  63       public Icon getIconFor(final Object value) {
  64         return null;
  65         //return myPlace2Presentation.get(value).getIcon();
  66       }
  67
  68       public boolean hasSeparatorAboveOf(final Object value) {
  69         final int index = myPlaces.indexOf(value);
  70         return myIndex2Separator.get(index) != null;
  71       }
  72
  73       public String getCaptionAboveOf(final Object value) {
  74         return myIndex2Separator.get(myPlaces.indexOf(value));
  75       }
  76     };
  77
  78     myList.setCellRenderer(new GroupedItemsListRenderer(descriptor));
  79
  80
  81     add(new JScrollPane(myList), BorderLayout.CENTER);
  82     myList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
  83
  84     myList.addListSelectionListener(new ListSelectionListener() {
  85       public void valueChanged(final ListSelectionEvent e) {
  86         if (e.getValueIsAdjusting()) return;
  87         final Object value = myList.getSelectedValue();
  88         if (value != null) {
  89           myNavigator.navigateTo(((Place)value), false);
  90         }
  91       }
  92     });
  93   }
  94
  95   public void addPlace(Place place, @NotNull Presentation presentation) {
  96     myModel.addElement(place);
  97     myPlaces.add(place);
  98     myPlace2Presentation.put(place, presentation);
  99     revalidate();
 100     repaint();
 101   }
 102
 103   public void addSeparator(String text) {
 104     myIndex2Separator.put(myPlaces.size(), text);
 105   }
 106
 107   public Collection<Place> getPlaces() {
 108     return myPlaces;
 109   }
 110
 111   public void select(final Place place) {
 112     myList.setSelectedValue(place, true);
 113   }
 114 }