diff options
Diffstat (limited to 'bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/util/RegionIterator.java')
-rw-r--r-- | bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/util/RegionIterator.java | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/util/RegionIterator.java b/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/util/RegionIterator.java deleted file mode 100644 index 44d0022999..0000000000 --- a/bundles/org.eclipse.wst.css.core/src/org/eclipse/wst/css/core/internal/util/RegionIterator.java +++ /dev/null @@ -1,140 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2005 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.css.core.internal.util; - - - -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; - -/** - * - */ -public class RegionIterator { - - private IStructuredDocumentRegion documentRegion = null; - private IStructuredDocumentRegion curDocumentRegion = null; - private int current = -1; - - /** - * - */ - public RegionIterator(IStructuredDocument structuredDocument, int index) { - super(); - - reset(structuredDocument, index); - } - - /** - * - */ - public RegionIterator(IStructuredDocumentRegion flatNode, ITextRegion region) { - super(); - reset(flatNode, region); - } - - /** - * - */ - public IStructuredDocumentRegion getStructuredDocumentRegion() { - return curDocumentRegion; - } - - /** - * - */ - public boolean hasNext() { - if (documentRegion == null) - return false; - if (current < 0) - return false; - if (current < documentRegion.getRegions().size()) - return true; - return false; - } - - /** - * - */ - public boolean hasPrev() { - // the same as hasNext() - return hasNext(); - } - - /** - * - */ - public ITextRegion next() { - if (documentRegion == null) - return null; - if (current < 0 || documentRegion.getRegions() == null || documentRegion.getRegions().size() <= current) - return null; - - ITextRegion region = documentRegion.getRegions().get(current); - curDocumentRegion = documentRegion; - - if (current >= documentRegion.getRegions().size() - 1) { - documentRegion = documentRegion.getNext(); - current = -1; - } - current++; - - return region; - } - - /** - * - */ - public ITextRegion prev() { - if (documentRegion == null) - return null; - if (current < 0 || documentRegion.getRegions() == null || documentRegion.getRegions().size() <= current) - return null; - - ITextRegion region = documentRegion.getRegions().get(current); - curDocumentRegion = documentRegion; - - if (current == 0) { - documentRegion = documentRegion.getPrevious(); - if (documentRegion != null) - current = documentRegion.getRegions().size(); - else - current = 0; - } - current--; - - return region; - } - - /** - * - */ - public void reset(IStructuredDocument structuredDocument, int index) { - documentRegion = structuredDocument.getRegionAtCharacterOffset(index); - curDocumentRegion = documentRegion; - if (documentRegion != null) { - ITextRegion region = documentRegion.getRegionAtCharacterOffset(index); - current = documentRegion.getRegions().indexOf(region); - } - } - - /** - * - */ - public void reset(IStructuredDocumentRegion flatNode, ITextRegion region) { - if (region != null && flatNode != null) { - this.documentRegion = flatNode; - curDocumentRegion = flatNode; - current = flatNode.getRegions().indexOf(region); - } - } -} |