java/java-impl/src/com/intellij/refactoring/ui/ClassCellRenderer.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 /*
  18  * Created by IntelliJ IDEA.
  19  * User: dsl
  20  * Date: 18.06.2002
  21  * Time: 13:47:11
  22  * To change template for new class use
  23  * Code Style | Class Templates options (Tools | IDE Options).
  24  */
  25 package com.intellij.refactoring.ui;
  26
  27 import com.intellij.openapi.util.Iconable;
  28 import com.intellij.psi.PsiClass;
  29 import com.intellij.refactoring.RefactoringBundle;
  30
  31 import javax.swing.*;
  32 import java.awt.*;
  33
  34 /**
  35  * Renders a list cell which contains a class
  36  */
  37 public class ClassCellRenderer extends DefaultListCellRenderer {
  38   private final boolean myShowReadOnly;
  39   public ClassCellRenderer() {
  40     setOpaque(true);
  41     myShowReadOnly = true;
  42   }
  43
  44   public ClassCellRenderer(boolean showReadOnly) {
  45     setOpaque(true);
  46     myShowReadOnly = showReadOnly;
  47   }
  48
  49   public Component getListCellRendererComponent(
  50           JList list,
  51           Object value,
  52           int index,
  53           boolean isSelected,
  54           boolean cellHasFocus) {
  55     super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
  56
  57     return customizeRenderer(this, value, myShowReadOnly);
  58   }
  59
  60   public static JLabel customizeRenderer(final JLabel cellRendererComponent, final Object value, final boolean showReadOnly) {
  61     PsiClass aClass = (PsiClass) value;
  62     cellRendererComponent.setText(getClassText(aClass));
  63
  64     int flags = Iconable.ICON_FLAG_VISIBILITY;
  65     if (showReadOnly) {
  66       flags |= Iconable.ICON_FLAG_READ_STATUS;
  67     }
  68     Icon icon = aClass.getIcon(flags);
  69     if(icon != null) {
  70       cellRendererComponent.setIcon(icon);
  71     }
  72     return cellRendererComponent;
  73   }
  74
  75   private static String getClassText(PsiClass aClass) {
  76     String qualifiedName = aClass.getQualifiedName();
  77     if (qualifiedName != null) {
  78       return qualifiedName;
  79     }
  80
  81     String name = aClass.getName();
  82     if (name != null) {
  83       return name;
  84     }
  85
  86     return RefactoringBundle.message("anonymous.class.text");
  87   }
  88 }