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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.java116
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);
- }
- }
-}

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