diff options
author | nitind | 2010-12-15 16:12:57 +0000 |
---|---|---|
committer | nitind | 2010-12-15 16:12:57 +0000 |
commit | e351f2ef31e4ee890888017c2d61b74a527b433c (patch) | |
tree | 7d882ec7c3567e6f6a853d200550f486ca437e64 /bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/handlers/CommentHandler.java | |
parent | a4bd6ecf4fedeb8fc544fcb09e2cc0c725b59179 (diff) | |
download | webtools.sourceediting-201012152206.tar.gz webtools.sourceediting-201012152206.tar.xz webtools.sourceediting-201012152206.zip |
This commit was manufactured by cvs2svn to create tag 'v201012152206'.v201012152206
Diffstat (limited to 'bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/handlers/CommentHandler.java')
-rw-r--r-- | bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/handlers/CommentHandler.java | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/handlers/CommentHandler.java b/bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/handlers/CommentHandler.java deleted file mode 100644 index fb94ac6265..0000000000 --- a/bundles/org.eclipse.wst.xml.ui/src/org/eclipse/wst/xml/ui/internal/handlers/CommentHandler.java +++ /dev/null @@ -1,116 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2008, 2010 Standards for Technology in Automotive Retail and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * David Carver - initial API and implementation, bug 212330 - * - *******************************************************************************/ -package org.eclipse.wst.xml.ui.internal.handlers; - -import org.eclipse.core.commands.AbstractHandler; -import org.eclipse.core.commands.ExecutionEvent; -import org.eclipse.core.commands.ExecutionException; -import org.eclipse.core.commands.IHandler; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.ITextSelection; -import org.eclipse.jface.text.TextSelection; -import org.eclipse.jface.viewers.ISelection; -import org.eclipse.jface.viewers.ISelectionProvider; -import org.eclipse.ui.IEditorPart; -import org.eclipse.ui.handlers.HandlerUtil; -import org.eclipse.ui.texteditor.ITextEditor; -import org.eclipse.ui.texteditor.ITextEditorExtension; -import org.eclipse.ui.texteditor.ITextEditorExtension2; -import org.eclipse.wst.xml.ui.internal.Logger; - -public class CommentHandler extends AbstractHandler implements IHandler { - static final String CLOSE_COMMENT = "-->"; //$NON-NLS-1$ - static final String OPEN_COMMENT = "<!--"; //$NON-NLS-1$ - - public CommentHandler() { - super(); - } - - public Object execute(ExecutionEvent event) throws ExecutionException { - IEditorPart editor = HandlerUtil.getActiveEditor(event); - ITextEditor textEditor = null; - if (editor instanceof ITextEditor) - textEditor = (ITextEditor) editor; - else { - Object o = editor.getAdapter(ITextEditor.class); - if (o != null) - textEditor = (ITextEditor) o; - } - if (textEditor != null && validateEditorInput(textEditor)) { - IDocument document = textEditor.getDocumentProvider().getDocument(textEditor.getEditorInput()); - if (document != null) { - // get current text selection - ITextSelection textSelection = getCurrentSelection(textEditor); - if (textSelection.isEmpty()) { - return null; - } - - processAction(textEditor, document, textSelection); - } - } - - return null; - } - - protected boolean validateEditorInput(ITextEditor textEditor) { - if (textEditor instanceof ITextEditorExtension2) - return ((ITextEditorExtension2)textEditor).validateEditorInputState(); - else if (textEditor instanceof ITextEditorExtension) - return ((ITextEditorExtension)textEditor).isEditorInputReadOnly(); - else if (textEditor != null) - return textEditor.isEditable(); - return true; - - } - - protected ITextSelection getCurrentSelection(ITextEditor textEditor) { - ISelectionProvider provider = textEditor.getSelectionProvider(); - if (provider != null) { - ISelection selection = provider.getSelection(); - if (selection instanceof ITextSelection) { - return (ITextSelection) selection; - } - } - return TextSelection.emptySelection(); - } - - void processAction(ITextEditor textEditor, IDocument document, ITextSelection textSelection) { - // Implementations to over ride. - } - - protected void removeOpenCloseComments(IDocument document, int offset, int length) { - try { - int adjusted_length = length; - - // remove open comments - String string = document.get(offset, length); - int index = string.lastIndexOf(OPEN_COMMENT); - while (index != -1) { - document.replace(offset + index, OPEN_COMMENT.length(), ""); //$NON-NLS-1$ - index = string.lastIndexOf(OPEN_COMMENT, index - 1); - adjusted_length -= OPEN_COMMENT.length(); - } - - // remove close comments - string = document.get(offset, adjusted_length); - index = string.lastIndexOf(CLOSE_COMMENT); - while (index != -1) { - document.replace(offset + index, CLOSE_COMMENT.length(), ""); //$NON-NLS-1$ - index = string.lastIndexOf(CLOSE_COMMENT, index - 1); - } - } - catch (BadLocationException e) { - Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e); - } - } -} |