net.sourceforge.phpeclipse.webbrowser/src/org/eclipse/webbrowser/internal/BrowserTableLabelProvider.java

   1 /**********************************************************************
   2  * Copyright (c) 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *    IBM - Initial API and implementation
  10  **********************************************************************/
  11 package org.eclipse.webbrowser.internal;
  12
  13 import org.eclipse.jface.viewers.ILabelProviderListener;
  14
  15 import org.eclipse.swt.graphics.Image;
  16 import org.eclipse.webbrowser.IExternalWebBrowser;
  17 import org.eclipse.webbrowser.IInternalWebBrowser;
  18 import org.eclipse.webbrowser.IWebBrowser;
  19 import org.eclipse.jface.viewers.ITableLabelProvider;
  20 /**
  21  * Web browser table label provider.
  22  */
  23 public class BrowserTableLabelProvider implements ITableLabelProvider {
  24         /**
  25          * BrowserTableLabelProvider constructor comment.
  26          */
  27         public BrowserTableLabelProvider() {
  28                 super();
  29         }
  30
  31         /**
  32          *
  33          */
  34         public void addListener(ILabelProviderListener listener) { }
  35
  36         /**
  37          *
  38          */
  39         public void dispose() { }
  40
  41         /**
  42          *
  43          */
  44         public Image getColumnImage(Object element, int columnIndex) {
  45                 if (columnIndex == 0) {
  46                         if (element instanceof IInternalWebBrowser)
  47                                 return ImageResource.getImage(ImageResource.IMG_INTERNAL_BROWSER);
  48                         else
  49                                 return ImageResource.getImage(ImageResource.IMG_EXTERNAL_BROWSER);
  50                 }
  51                 return null;
  52         }
  53
  54         /**
  55          * Returns the label text for the given column of the given element.
  56          *
  57          * @param element the object representing the entire row, or
  58          *   <code>null</code> indicating that no input object is set
  59          *   in the viewer
  60          * @param columnIndex the zero-based index of the column in which the label appears
  61          */
  62         public String getColumnText(Object element, int columnIndex) {
  63                 IWebBrowser browser = (IWebBrowser)element;
  64                 if (browser instanceof IExternalWebBrowser) {
  65                         if (columnIndex == 0)
  66                                 return notNull(((IExternalWebBrowser)browser).getName());
  67                         else if (columnIndex == 1)
  68                                 return notNull(((IExternalWebBrowser)browser).getLocation());
  69                         else if (columnIndex == 2)
  70                                 return notNull(((IExternalWebBrowser)browser).getParameters());
  71                 } else if(browser instanceof IInternalWebBrowser) {
  72                         if (columnIndex == 0)
  73                                 return notNull(((IInternalWebBrowser)browser).getName());
  74                 }
  75                 return "";
  76         }
  77
  78         protected String notNull(String s) {
  79                 if (s != null)
  80                         return s;
  81                 else
  82                         return "";
  83         }
  84
  85         /**
  86          *
  87          */
  88         public boolean isLabelProperty(Object element, String property) {
  89                 return false;
  90         }
  91
  92         /**
  93          *
  94          */
  95         public void removeListener(ILabelProviderListener listener) { }
  96 }