platform/platform-impl/src/com/intellij/ui/ReferenceEditorWithBrowseButton.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.openapi.editor.Document;
  20 import com.intellij.openapi.editor.event.DocumentListener;
  21 import com.intellij.openapi.editor.impl.event.DocumentEventImpl;
  22 import com.intellij.openapi.fileTypes.StdFileTypes;
  23 import com.intellij.openapi.project.Project;
  24 import com.intellij.openapi.ui.ComponentWithBrowseButton;
  25 import com.intellij.util.Function;
  26 import com.intellij.util.containers.ContainerUtil;
  27
  28 import java.awt.event.ActionListener;
  29 import java.util.List;
  30
  31 /**
  32  * @author ven
  33  */
  34 public class ReferenceEditorWithBrowseButton extends ComponentWithBrowseButton<EditorTextField> implements TextAccessor{
  35   private final Function<String,Document> myFactory;
  36   private final List<DocumentListener> myDocumentListeners = ContainerUtil.createEmptyCOWList();
  37
  38   public ReferenceEditorWithBrowseButton(final ActionListener browseActionListener, final Project project, final Function<String,Document> factory, String text) {
  39     this(browseActionListener, new EditorTextField(factory.fun(text), project, StdFileTypes.JAVA), factory);
  40   }
  41
  42   public ReferenceEditorWithBrowseButton(final ActionListener browseActionListener, final EditorTextField editorTextField, final Function<String,Document> factory) {
  43     super(editorTextField, browseActionListener);
  44     myFactory = factory;
  45   }
  46
  47   public void addDocumentListener(DocumentListener listener) {
  48     myDocumentListeners.add(listener);
  49     getEditorTextField().getDocument().addDocumentListener(listener);
  50   }
  51
  52   public void removeDocumentListener(DocumentListener listener) {
  53     myDocumentListeners.remove(listener);
  54     getEditorTextField().getDocument().removeDocumentListener(listener);
  55   }
  56
  57   public EditorTextField getEditorTextField() {
  58     return getChildComponent();
  59   }
  60
  61   public String getText(){
  62     return getEditorTextField().getText().trim();
  63   }
  64
  65   public void setText(final String text) {
  66     Document oldDocument = getEditorTextField().getDocument();
  67     String oldText = oldDocument.getText();
  68     for(DocumentListener listener: myDocumentListeners) {
  69       oldDocument.removeDocumentListener(listener);
  70     }
  71     Document document = myFactory.fun(text);
  72     getEditorTextField().setDocument(document);
  73     for(DocumentListener listener: myDocumentListeners) {
  74       document.addDocumentListener(listener);
  75       listener.documentChanged(new DocumentEventImpl(document, 0, oldText, text, -1, false));
  76     }
  77   }
  78
  79   public boolean isEditable() {
  80     return !getEditorTextField().getEditor().isViewer();
  81   }
  82 }