platform/platform-impl/src/com/intellij/ui/TreeTableSpeedSearch.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
  17 package com.intellij.ui;
  18
  19 import com.intellij.util.containers.Convertor;
  20 import com.intellij.ui.treeStructure.treetable.TreeTable;
  21
  22 import javax.swing.tree.DefaultMutableTreeNode;
  23 import javax.swing.tree.TreePath;
  24
  25 public class TreeTableSpeedSearch extends SpeedSearchBase<TreeTable> {
  26   private static final Convertor<TreePath, String> TO_STRING = new Convertor<TreePath, String>() {
  27     public String convert(TreePath object) {
  28       DefaultMutableTreeNode node = (DefaultMutableTreeNode)object.getLastPathComponent();
  29       return node.toString();
  30     }
  31   };
  32   private final Convertor<TreePath, String> myToStringConvertor;
  33
  34   public TreeTableSpeedSearch(TreeTable tree, Convertor<TreePath, String> toStringConvertor) {
  35     super(tree);
  36     myToStringConvertor = toStringConvertor;
  37   }
  38
  39   public TreeTableSpeedSearch(TreeTable tree) {
  40     this(tree, TreeSpeedSearch.NODE_DESCRIPTOR_TOSTRING);
  41   }
  42
  43
  44   protected boolean isSpeedSearchEnabled() {
  45     return !getComponent().isEditing() && super.isSpeedSearchEnabled();
  46   }
  47
  48   protected void selectElement(Object element, String selectedText) {
  49     final TreePath treePath = (TreePath)element;
  50     TableUtil.selectRows(myComponent, new int[] {myComponent.getTree().getRowForPath(treePath)});
  51     TableUtil.scrollSelectionToVisible(myComponent);
  52   }
  53
  54   protected int getSelectedIndex() {
  55     int[] selectionRows = myComponent.getTree().getSelectionRows();
  56     return selectionRows == null || selectionRows.length == 0 ? -1 : selectionRows[0];
  57   }
  58
  59   protected Object[] getAllElements() {
  60     TreePath[] paths = new TreePath[myComponent.getTree().getRowCount()];
  61     for(int i = 0; i < paths.length; i++){
  62       paths[i] = myComponent.getTree().getPathForRow(i);
  63     }
  64     return paths;
  65   }
  66
  67   protected String getElementText(Object element) {
  68     TreePath path = (TreePath)element;
  69     String string = myToStringConvertor.convert(path);
  70     if (string == null) return TreeTableSpeedSearch.TO_STRING.convert(path);
  71     return string;
  72   }
  73 }