2004-12-03 Alain Magloire

	Implement comment blocks(Code take from JDT Editor)
	* src/org/eclipse/cdt/internal/ui/action/AddBlockCommentAction.java
	* src/org/eclipse/cdt/internal/ui/action/BlockCommentAction.java
	* src/org/eclipse/cdt/internal/ui/action/RemoveBlockCommentAction.java
	* src/org/eclipse/cdt/internal/ui/editor/CEditor.java
	* src/org/eclipse/cdt/internal/ui/editor/CEditorMessages.properties
	* src/org/eclipse/cdt/internal/ui/editor/ICEditorActionDefinitionIds.java
	* src/org/eclipse/cdt/internal/ui/text/	CPartitionScanner.java
	* src/org/eclipse/cdt/internal/ui/text/CTextTools.java
	* src/org/eclipse/cdt/internal/ui/text/FastCPartitionScanner.java
	* src/org/eclipse/cdt/internal/ui/text/ICPartitions.java
	* plugin.xml

1 files changed, 88 insertions, 0 deletions

diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/actions/RemoveBlockCommentAction.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/actions/RemoveBlockCommentAction.java
new file mode 100644
index 00000000000..5733327285e
--- /dev/null
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/actions/RemoveBlockCommentAction.java
@@ -0,0 +1,88 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.cdt.internal.ui.actions;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.ResourceBundle;
+
+import org.eclipse.cdt.internal.ui.text.ICPartitions;
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.BadPartitioningException;
+import org.eclipse.jface.text.IDocumentExtension3;
+import org.eclipse.jface.text.ITextSelection;
+import org.eclipse.jface.text.ITypedRegion;
+import org.eclipse.ui.texteditor.ITextEditor;
+
+/**
+ * Action that removes the enclosing comment marks from a Java block comment.
+ * 
+ * @since 3.0
+ */
+public class RemoveBlockCommentAction extends BlockCommentAction {
+
+	/**
+	 * Creates a new instance.
+	 * 
+	 * @param bundle the resource bundle
+	 * @param prefix a prefix to be prepended to the various resource keys
+	 *   (described in <code>ResourceAction</code> constructor), or 
+	 *   <code>null</code> if none
+	 * @param editor the text editor
+	 */
+	public RemoveBlockCommentAction(ResourceBundle bundle, String prefix, ITextEditor editor) {
+		super(bundle, prefix, editor);
+	}
+	
+	/*
+	 * @see org.eclipse.jdt.internal.ui.actions.AddBlockCommentAction#runInternal(org.eclipse.jface.text.ITextSelection, org.eclipse.jface.text.IDocumentExtension3, org.eclipse.jdt.internal.ui.actions.AddBlockCommentAction.Edit.EditFactory)
+	 */
+	protected void runInternal(ITextSelection selection, IDocumentExtension3 docExtension, Edit.EditFactory factory) throws BadPartitioningException, BadLocationException {
+		List edits= new LinkedList();
+		int tokenLength= getCommentStart().length();
+		
+		int offset= selection.getOffset();
+		int endOffset= offset + selection.getLength();
+
+		ITypedRegion partition= docExtension.getPartition(IDocumentExtension3.DEFAULT_PARTITIONING, offset, false);
+		int partOffset= partition.getOffset();
+		int partEndOffset= partOffset + partition.getLength();
+		
+		while (partEndOffset < endOffset) {
+			
+			if (partition.getType() == ICPartitions.C_MULTILINE_COMMENT) {
+				edits.add(factory.createEdit(partOffset, tokenLength, "")); //$NON-NLS-1$
+				edits.add(factory.createEdit(partEndOffset - tokenLength, tokenLength, "")); //$NON-NLS-1$
+			}
+			
+			partition= docExtension.getPartition(IDocumentExtension3.DEFAULT_PARTITIONING, partEndOffset, false);
+			partOffset= partition.getOffset();
+			partEndOffset= partOffset + partition.getLength();
+		}
+
+		if (partition.getType() == ICPartitions.C_MULTILINE_COMMENT) {
+			edits.add(factory.createEdit(partOffset, tokenLength, "")); //$NON-NLS-1$
+			edits.add(factory.createEdit(partEndOffset - tokenLength, tokenLength, "")); //$NON-NLS-1$
+		}
+
+		executeEdits(edits);
+	}
+
+	/*
+	 * @see org.eclipse.jdt.internal.ui.actions.AddBlockCommentAction#validSelection(org.eclipse.jface.text.ITextSelection)
+	 */
+	protected boolean isValidSelection(ITextSelection selection) {
+		return selection != null && !selection.isEmpty();
+	}
+
+
+}