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Diffstat (limited to 'bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/handlers/AbstractStructuredSelectHandler.java')
-rw-r--r--bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/handlers/AbstractStructuredSelectHandler.java106
1 files changed, 0 insertions, 106 deletions
diff --git a/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/handlers/AbstractStructuredSelectHandler.java b/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/handlers/AbstractStructuredSelectHandler.java
deleted file mode 100644
index 4579700cf3..0000000000
--- a/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/handlers/AbstractStructuredSelectHandler.java
+++ /dev/null
@@ -1,106 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2008 IBM Corporation 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:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.wst.sse.ui.internal.handlers;
-
-import org.eclipse.core.commands.AbstractHandler;
-import org.eclipse.core.commands.ExecutionEvent;
-import org.eclipse.core.commands.ExecutionException;
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.ITextSelection;
-import org.eclipse.jface.text.Region;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.ui.IEditorPart;
-import org.eclipse.ui.handlers.HandlerUtil;
-import org.eclipse.ui.texteditor.ITextEditor;
-import org.eclipse.wst.sse.core.StructuredModelManager;
-import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
-import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion;
-import org.eclipse.wst.sse.ui.internal.selection.SelectionHistory;
-
-abstract public class AbstractStructuredSelectHandler extends AbstractHandler {
-
- 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) {
- ISelection selection = textEditor.getSelectionProvider().getSelection();
- IDocument document = textEditor.getDocumentProvider().getDocument(textEditor.getEditorInput());
- // determine current text selection
- if (selection instanceof ITextSelection && document != null) {
- ITextSelection textSelection = (ITextSelection) selection;
-
- if (textSelection.getLength() < document.getLength()) {
- // get current indexed region
- IndexedRegion cursorIndexedRegion = getCursorIndexedRegion(document, textSelection);
-
- // determine new selection based on current indexed region
- Region newSelectionRegion = getNewSelectionRegion(cursorIndexedRegion, textSelection);
-
- // select new selection
- if (newSelectionRegion != null) {
- SelectionHistory history = (SelectionHistory) editor.getAdapter(SelectionHistory.class);
- if (history != null) {
- history.remember(new Region(textSelection.getOffset(), textSelection.getLength()));
- try {
- history.ignoreSelectionChanges();
- textEditor.selectAndReveal(newSelectionRegion.getOffset(), newSelectionRegion.getLength());
- }
- finally {
- history.listenToSelectionChanges();
- }
- }
- }
- }
- }
- }
- return null;
- }
-
- /**
- * This method will probably be removed and replaced by using new
- * selection provider
- *
- * @param document
- * @param offset
- * @return
- */
- protected IndexedRegion getIndexedRegion(IDocument document, int offset) {
- IndexedRegion indexedRegion = null;
-
- int lastOffset = offset;
- IStructuredModel model = StructuredModelManager.getModelManager().getExistingModelForRead(document);
- if (model != null) {
- try {
- indexedRegion = model.getIndexedRegion(lastOffset);
- while (indexedRegion == null && lastOffset >= 0) {
- lastOffset--;
- indexedRegion = model.getIndexedRegion(lastOffset);
- }
- }
- finally {
- model.releaseFromRead();
- }
- }
-
- return indexedRegion;
- }
-
- abstract protected IndexedRegion getCursorIndexedRegion(IDocument document, ITextSelection textSelection);
-
- abstract protected Region getNewSelectionRegion(IndexedRegion indexedRegion, ITextSelection textSelection);
-}

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