diff options
Diffstat (limited to 'jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/commands/range/ParagraphApplyStyleCommand.java')
| -rw-r--r-- | jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/commands/range/ParagraphApplyStyleCommand.java | 408 |
1 files changed, 0 insertions, 408 deletions
diff --git a/jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/commands/range/ParagraphApplyStyleCommand.java b/jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/commands/range/ParagraphApplyStyleCommand.java deleted file mode 100644 index d25f65ea0..000000000 --- a/jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/commands/range/ParagraphApplyStyleCommand.java +++ /dev/null @@ -1,408 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2006 Sybase, Inc. 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: - * Sybase, Inc. - initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.pagedesigner.commands.range; - -import java.util.Arrays; - -import org.eclipse.core.runtime.Assert; -import org.eclipse.gef.EditPart; -import org.eclipse.jst.pagedesigner.IHTMLConstants; -import org.eclipse.jst.pagedesigner.dom.DOMPosition; -import org.eclipse.jst.pagedesigner.dom.DOMPositionHelper; -import org.eclipse.jst.pagedesigner.dom.DOMRange; -import org.eclipse.jst.pagedesigner.dom.DOMRefPosition; -import org.eclipse.jst.pagedesigner.dom.DOMUtil; -import org.eclipse.jst.pagedesigner.dom.EditHelper; -import org.eclipse.jst.pagedesigner.dom.EditModelQuery; -import org.eclipse.jst.pagedesigner.dom.IDOMPosition; -import org.eclipse.jst.pagedesigner.dom.IDOMRefPosition; -import org.eclipse.jst.pagedesigner.parts.TextEditPart; -import org.eclipse.jst.pagedesigner.viewer.IHTMLGraphicalViewer; -import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier; -import org.w3c.dom.Element; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; -import org.w3c.dom.Text; - -/** - * @author mengbo - */ -public class ParagraphApplyStyleCommand extends ApplyStyleCommand { - - /** - * the list of possible html heading tags - */ - private static final String[] HH = { "h1", "h2", "h3", "h4", "h5", "h6" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ - - /** - * @param viewer - * @param tag - * @param property - * @param value - */ - public ParagraphApplyStyleCommand(IHTMLGraphicalViewer viewer, String tag, - String property, String value) { - super(viewer, tag, property, value); - } - - /** - * @param viewer - * @param node - * @param property - * @param value - */ - public ParagraphApplyStyleCommand(IHTMLGraphicalViewer viewer, - Element node, String property, String value) { - super(viewer, node, property, value); - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.jst.pagedesigner.commands.range.RangeModeCommand#doRangeExecute(org.eclipse.jst.pagedesigner.dom.DOMRange) - */ - protected DOMRange doRangeExecute(DOMRange range) { - if (range != null) { - boolean ordered = range.isOrdered(); - IDOMPosition start = ordered ? range.getStartPosition() : range - .getEndPosition(); - IDOMPosition end = ordered ? range.getEndPosition() : range - .getStartPosition(); - Node common = null; - Node container = null; - if (EditModelQuery.isSame(range)) { - container = start.getContainerNode(); - ParagraphFinder finder = new ParagraphFinder(start); - Paragraph p = finder.getParagraph(start); - start = p.getStart(); - end = p.getEnd(); - common = p.getLowestContainer(); - } else { - common = EditModelQuery.getInstance().getCommonAncestor(start, - end); - } - DOMRange rt; - // This code is for h1-h6 only, it may need to be replaced. - if ((rt = replaceExistingH(start, end)) != null) { - return rt; - } - // replace existing p - if (getTag().equalsIgnoreCase(IHTMLConstants.TAG_P)) { - rt = replaceExistingP(start, end); - if (rt != null) { - return rt; - } - } - if (start.getContainerNode() == end.getContainerNode()) { - int offset1 = start.getOffset(); - int offset2 = end.getOffset(); - IDOMPosition old = start; - start = split(start); - // parent is splited - if (start != old) { - container = start.getNextSiblingNode(); - offset2 -= offset1; - end = new DOMPosition(container, offset2); - } - end = split(end); - } else { - start = split(common, start); - end = split(common, end); - } - range = InsertStyleTag(new DOMRange(start, end)); - } - return range; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.gef.commands.Command#canExecute() - */ - public boolean canExecute() { - return true; - } - - /* - * Try to split the node so that we can avoid wrap its children directly. - * Begining from 'position' the split can reach as high as the level of - * 'common'. - */ - private IDOMPosition split(Node common, IDOMPosition position) { - Assert.isTrue(EditModelQuery.isChild(common, position - .getContainerNode())); - Node container = position.getContainerNode(); - String[] styleNodes = new String[EditModelQuery.HTML_STYLE_NODES.size()]; - EditModelQuery.HTML_STYLE_NODES.toArray(styleNodes); - while (EditModelQuery.isText(container) || (container != common && // - EditModelQuery.containItem(styleNodes, container, true))) { - IDOMPosition old = position; - position = EditHelper.splitNode(position); - if (old == position) { - int pos = EditHelper.getLocation(position); - switch (pos) { - case -1: - position = new DOMRefPosition(position.getContainerNode(), - false); - break; - case 1: - position = new DOMRefPosition(position.getContainerNode(), - true); - } - } - Node containerBackup = container; - container = container.getParentNode(); - if (containerBackup.getNodeName().equalsIgnoreCase( - IHTMLConstants.TAG_P)) { - container.removeChild(containerBackup); - } - } - return position; - } - - /* - * Split the position's container node only. - */ - private IDOMPosition split(IDOMPosition position) { - Node container = position.getContainerNode(); - String[] styleNodes = new String[EditModelQuery.HTML_STYLE_NODES.size()]; - EditModelQuery.HTML_STYLE_NODES.toArray(styleNodes); - if (EditModelQuery.isText(container) - || EditModelQuery.containItem(styleNodes, container, true)) { - return EditHelper.splitNode(position); - } - return position; - } - - private DOMRange replaceExistingH(IDOMPosition start, IDOMPosition end) { - Node common = EditModelQuery.getInstance() - .getCommonAncestor(start, end); - // Here we insert some code to avoid creating tags duplicated. but these - // are not the entire cases. - if (Arrays.asList(HH).contains( - getAName(getTag()).toLowerCase()) - && Arrays.asList(HH).contains( - getAName(common.getNodeName()).toLowerCase())) { - // uncheck action menu - if (getAName(getTag()).toLowerCase().equalsIgnoreCase( - getAName(common.getNodeName()).toLowerCase())) { - NodeList nodes = common.getChildNodes(); - - for (int i = 0, size = nodes.getLength(); i < size; i++) { - common.getParentNode().insertBefore(nodes.item(i), common); - } - common.getParentNode().removeChild(common); - return new DOMRange(start, end); - } - start = DOMPositionHelper.toDOMRefPosition(start); - end = DOMPositionHelper.toDOMRefPosition(end); - Node newHNode = EditModelQuery.getDocumentNode(common) - .createElement(getTag()); - EditModelQuery.copyChildren(common, newHNode); - common.getParentNode().replaceChild(newHNode, common); - return new DOMRange(start, end); - } - return null; - } - - private DOMRange replaceExistingP(IDOMPosition start, IDOMPosition end) { - // find the selected startNode,endNode and start node's parent node - Node startNode = start instanceof IDOMRefPosition ? start - .getNextSiblingNode() : start.getContainerNode(); - Node endNode = end instanceof IDOMRefPosition ? end - .getPreviousSiblingNode() : end.getContainerNode(); - Node parentNode = startNode.getParentNode(); - - if (!(start.isText()) && start instanceof DOMPosition) { - startNode = startNode.getChildNodes().item(start.getOffset()); - parentNode = start.getContainerNode(); - } - if (!(end.isText()) && end instanceof DOMPosition) { - // because the offset is based on the position between nodes,so we - // need to reduce one from the offset - // in order to get the correct end node. - endNode = endNode.getChildNodes().item(end.getOffset() - 1); - } - - // compute selected character number in the text or selected element - // number under a node - int len = 0; -// if (start instanceof DOMPosition && end instanceof DOMPosition -// || start instanceof IDOMPosition && end instanceof IDOMPosition) { - // TODO: as written, this will be the only statement run, since - // both start and end are instanceof IDOMPosition by defn. - len = end.getOffset() - start.getOffset(); -// } else { -// IDOMRefPosition startRef = null; -// IDOMRefPosition endRef = null; -// if (!(start.isText()) && start instanceof DOMPosition) { -// startRef = new DOMRefPosition(startNode, false); -// } else if (!(end.isText()) && end instanceof DOMPosition) { -// endRef = new DOMRefPosition(endNode, true); -// } -// len = (endRef != null ? endRef.getOffset() : end.getOffset()) -// - (startRef != null ? startRef.getOffset() : start -// .getOffset()); -// } - - // if a full Text node is selected,and the Text node is the only child - // of its parent - if ((startNode == endNode) && (startNode instanceof Text)) { - TextEditPart part = (TextEditPart) ((INodeNotifier) startNode) - .getAdapterFor(EditPart.class); - boolean condition = false; - if (start instanceof IDOMRefPosition - || (start instanceof DOMPosition && !start.isText())) { - condition = parentNode.getNodeName().equalsIgnoreCase( - IHTMLConstants.TAG_P) - && parentNode.getChildNodes().getLength() == 1; - } else { - condition = parentNode.getNodeName().equalsIgnoreCase( - IHTMLConstants.TAG_P) - && parentNode.getChildNodes().getLength() == 1 - && part.getTextData().length() == len; - } - if (condition) { - // if uncheck the align action - if (this.getApplyingNode() - .getAttribute(IHTMLConstants.ATTR_ALIGN) - .equals( - ((Element) parentNode) - .getAttribute(IHTMLConstants.ATTR_ALIGN))) { - ((Element) parentNode) - .removeAttribute(IHTMLConstants.ATTR_ALIGN); - IDOMPosition startPos = new DOMPosition(parentNode, 0); - IDOMPosition endPos = new DOMRefPosition(endNode, true); - return new DOMRange(startPos, endPos); - } - // else replace the align attribute - /** - * this._applyingNode.appendChild(startNode); - * parentNode.getParentNode().replaceChild(this._applyingNode, - * parentNode); - */ - String align = this.getApplyingNode() - .getAttribute(IHTMLConstants.ATTR_ALIGN); - ((Element) parentNode).setAttribute(IHTMLConstants.ATTR_ALIGN, - align); - - IDOMPosition startPos = new DOMPosition(parentNode, 0); - IDOMPosition endPos = new DOMRefPosition(endNode, true); - return new DOMRange(startPos, endPos); - } - } else { - if (parentNode != null - && parentNode.getNodeName().equalsIgnoreCase( - IHTMLConstants.TAG_P) - && parentNode.getChildNodes().getLength() == len) { - if (this.getApplyingNode() - .getAttribute(IHTMLConstants.ATTR_ALIGN) - .equals( - ((Element) parentNode) - .getAttribute(IHTMLConstants.ATTR_ALIGN))) { - ((Element) parentNode) - .removeAttribute(IHTMLConstants.ATTR_ALIGN); - IDOMPosition startPos = new DOMPosition(parentNode, 0); - IDOMPosition endPos = new DOMRefPosition(endNode, true); - return new DOMRange(startPos, endPos); - } - - /** - * Node sibling = startNode.getNextSibling(); - * this._applyingNode.appendChild(startNode); Node - * endNodeSibling = endNode.getNextSibling(); while (sibling != - * null && startNode != endNode && sibling != endNodeSibling) { - * Node tempNode = sibling.getNextSibling(); - * this._applyingNode.appendChild(sibling); sibling = tempNode; } - * parentNode.getParentNode().replaceChild(this._applyingNode, - * parentNode); - */ - String align = this.getApplyingNode() - .getAttribute(IHTMLConstants.ATTR_ALIGN); - ((Element) parentNode).setAttribute(IHTMLConstants.ATTR_ALIGN, - align); - - IDOMPosition startPos = new DOMPosition(parentNode, 0); - IDOMPosition endPos = new DOMRefPosition(endNode, true); - return new DOMRange(startPos, endPos); - } - } - return null; - } - - private DOMRange InsertStyleTag(DOMRange range) { - if (range == null || range.isEmpty()) { - return null; - } - - boolean ordered = range.isOrdered(); - IDOMPosition start = ordered ? range.getStartPosition() : range - .getEndPosition(); - IDOMPosition end = ordered ? range.getEndPosition() : range - .getStartPosition(); - - Node startContainer = start.getContainerNode(); - Node endContainer = end.getContainerNode(); - - Node common = DOMUtil.findCommonAncester(start.getContainerNode(), end - .getContainerNode()); - if (common == null) { - // should not happen. - return null; - } - if (startContainer instanceof Text) { - // if the start offset is 0,then skip split the Text - if (start.getOffset() > 0) { - startContainer = ((Text) startContainer).splitText(start - .getOffset()); - start = new DOMRefPosition(startContainer, false); - } - } else { - startContainer = start.getNextSiblingNode(); - } - if (endContainer instanceof Text) { - if (end.getOffset() > 0) { - endContainer = ((Text) endContainer).splitText(end - .getOffset()); - endContainer = endContainer.getPreviousSibling(); - } else { - endContainer = endContainer.getPreviousSibling(); - } - } else { - endContainer = end.getPreviousSiblingNode(); - } - - // now the startContainer and the endContainer should share the same - // parent - Element newNode = createStyleElement(); - startContainer.getParentNode() - .insertBefore(newNode, startContainer); - - Node sibling = startContainer.getNextSibling(); - newNode.appendChild(startContainer); - Node endNodeSibling = endContainer.getNextSibling(); - while (sibling != null && startContainer != endContainer - && sibling != endNodeSibling) { - Node tempNode = sibling.getNextSibling(); - newNode.appendChild(sibling); - sibling = tempNode; - } - - IDOMPosition startPos = new DOMPosition(newNode, 0); - IDOMPosition endPos = new DOMRefPosition(endContainer, true); - return new DOMRange(startPos, endPos); - } - - private static String getAName(String name) { - return name == null ? "" : name; //$NON-NLS-1$ - } -} |