java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/SidePanel.java

   1 package com.intellij.openapi.roots.ui.configuration;
   2
   3 import com.intellij.openapi.actionSystem.Presentation;
   4 import com.intellij.openapi.ui.popup.ListItemDescriptor;
   5 import com.intellij.ui.navigation.History;
   6 import com.intellij.ui.navigation.Place;
   7 import com.intellij.ui.popup.list.GroupedItemsListRenderer;
   8 import org.jetbrains.annotations.NotNull;
   9
  10 import javax.swing.*;
  11 import javax.swing.event.ListSelectionEvent;
  12 import javax.swing.event.ListSelectionListener;
  13 import java.awt.*;
  14 import java.util.ArrayList;
  15 import java.util.Collection;
  16 import java.util.HashMap;
  17 import java.util.Map;
  18
  19 public class SidePanel extends JPanel {
  20
  21   private final JList myList;
  22   private final DefaultListModel myModel;
  23   private final Place.Navigator myNavigator;
  24   private final ArrayList<Place> myPlaces = new ArrayList<Place>();
  25
  26   private final Map<Integer, String> myIndex2Separator = new HashMap<Integer, String>();
  27   private final Map<Place, Presentation> myPlace2Presentation = new HashMap<Place, Presentation>();
  28   private final History myHistory;
  29
  30   public SidePanel(Place.Navigator navigator, History history) {
  31     myHistory = history;
  32     myNavigator = navigator;
  33
  34     setLayout(new BorderLayout());
  35
  36     myModel = new DefaultListModel();
  37     myList = new JList(myModel);
  38
  39     final ListItemDescriptor descriptor = new ListItemDescriptor() {
  40       public String getTextFor(final Object value) {
  41         return myPlace2Presentation.get(value).getText();
  42       }
  43
  44       public String getTooltipFor(final Object value) {
  45         return getTextFor(value);
  46       }
  47
  48       public Icon getIconFor(final Object value) {
  49         return null;
  50         //return myPlace2Presentation.get(value).getIcon();
  51       }
  52
  53       public boolean hasSeparatorAboveOf(final Object value) {
  54         final int index = myPlaces.indexOf(value);
  55         return myIndex2Separator.get(index) != null;
  56       }
  57
  58       public String getCaptionAboveOf(final Object value) {
  59         return myIndex2Separator.get(myPlaces.indexOf(value));
  60       }
  61     };
  62
  63     myList.setCellRenderer(new GroupedItemsListRenderer(descriptor));
  64
  65
  66     add(new JScrollPane(myList), BorderLayout.CENTER);
  67     myList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
  68
  69     myList.addListSelectionListener(new ListSelectionListener() {
  70       public void valueChanged(final ListSelectionEvent e) {
  71         if (e.getValueIsAdjusting()) return;
  72         final Object value = myList.getSelectedValue();
  73         if (value != null) {
  74           myNavigator.navigateTo(((Place)value), false);
  75         }
  76       }
  77     });
  78   }
  79
  80   public void addPlace(Place place, @NotNull Presentation presentation) {
  81     myModel.addElement(place);
  82     myPlaces.add(place);
  83     myPlace2Presentation.put(place, presentation);
  84     revalidate();
  85     repaint();
  86   }
  87
  88   public void addSeparator(String text) {
  89     myIndex2Separator.put(myPlaces.size(), text);
  90   }
  91
  92   public Collection<Place> getPlaces() {
  93     return myPlaces;
  94   }
  95
  96   public void select(final Place place) {
  97     myList.setSelectedValue(place, true);
  98   }
  99 }