misc changes

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / ui / actions / RemoveBlockCommentAction.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/actions/RemoveBlockCommentAction.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/actions/RemoveBlockCommentAction.java
new file mode 100644 (file)
index 0000000..562c26a
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/actions/RemoveBlockCommentAction.java
@@ -0,0 +1,88 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 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 net.sourceforge.phpdt.internal.ui.actions;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.ResourceBundle;
+
+import net.sourceforge.phpdt.internal.ui.text.IPHPPartitions;
+
+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(IPHPPartitions.PHP_PARTITIONING, offset);
+               int partOffset= partition.getOffset();
+               int partEndOffset= partOffset + partition.getLength();
+               
+               while (partEndOffset < endOffset) {
+                       
+                       if (partition.getType() == IPHPPartitions.PHP_MULTILINE_COMMENT) {
+                               edits.add(factory.createEdit(partOffset, tokenLength, "")); //$NON-NLS-1$
+                               edits.add(factory.createEdit(partEndOffset - tokenLength, tokenLength, "")); //$NON-NLS-1$
+                       }
+                       
+                       partition= docExtension.getPartition(IPHPPartitions.PHP_PARTITIONING, partEndOffset);
+                       partOffset= partition.getOffset();
+                       partEndOffset= partOffset + partition.getLength();
+               }
+
+               if (partition.getType() == IPHPPartitions.PHP_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();
+       }
+
+}