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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 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 Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.smarty.ui.internal.editor;
  12
  13 import net.sourceforge.phpeclipse.ui.editor.ShowExternalPreviewAction;
  14
  15 import org.eclipse.core.resources.IFile;
  16 import org.eclipse.ui.IEditorInput;
  17 import org.eclipse.ui.IEditorPart;
  18 import org.eclipse.ui.IFileEditorInput;
  19 import org.eclipse.ui.texteditor.BasicTextEditorActionContributor;
  20 import org.eclipse.ui.texteditor.ITextEditor;
  21
  22 /**
  23  * Common base class for action contributors for Java editors.
  24  */
  25 public class SmartyEditorActionContributor extends
  26                 BasicTextEditorActionContributor {
  27
  28         /*
  29          * (non-Javadoc)
  30          *
  31          * @see org.eclipse.ui.IEditorActionBarContributor#setActiveEditor(org.eclipse.ui.IEditorPart)
  32          */
  33         public void setActiveEditor(IEditorPart part) {
  34                 super.setActiveEditor(part);
  35                 ITextEditor textEditor = null;
  36                 if (part instanceof ITextEditor)
  37                         textEditor = (ITextEditor) part;
  38
  39                 if (textEditor != null) {
  40                         IFile file = null;
  41                         IEditorInput editorInput = textEditor.getEditorInput();
  42
  43                         if (editorInput instanceof IFileEditorInput) {
  44                                 file = ((IFileEditorInput) editorInput).getFile();
  45                         }
  46
  47                         ShowExternalPreviewAction fShowExternalPreviewAction = ShowExternalPreviewAction
  48                                         .getInstance();
  49                         fShowExternalPreviewAction.setEditor(textEditor);
  50                         fShowExternalPreviewAction.update();
  51                         if (fShowExternalPreviewAction != null)
  52                                 fShowExternalPreviewAction
  53                                                 .doRun(ShowExternalPreviewAction.SMARTY_TYPE);
  54                 }
  55         }
  56 }