diff options
Diffstat (limited to 'bundles/org.eclipse.wst.css.ui/src/org/eclipse/wst/css/ui/internal/contentassist/CSSCompletionProposalComputer.java')
| -rw-r--r-- | bundles/org.eclipse.wst.css.ui/src/org/eclipse/wst/css/ui/internal/contentassist/CSSCompletionProposalComputer.java | 258 |
1 files changed, 0 insertions, 258 deletions
diff --git a/bundles/org.eclipse.wst.css.ui/src/org/eclipse/wst/css/ui/internal/contentassist/CSSCompletionProposalComputer.java b/bundles/org.eclipse.wst.css.ui/src/org/eclipse/wst/css/ui/internal/contentassist/CSSCompletionProposalComputer.java deleted file mode 100644 index 81f6817354..0000000000 --- a/bundles/org.eclipse.wst.css.ui/src/org/eclipse/wst/css/ui/internal/contentassist/CSSCompletionProposalComputer.java +++ /dev/null @@ -1,258 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2010 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.ui.internal.contentassist; - -import java.util.Arrays; -import java.util.List; - -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.ITextSelection; -import org.eclipse.jface.text.ITextViewer; -import org.eclipse.jface.text.contentassist.ICompletionProposal; -import org.eclipse.wst.css.core.internal.Logger; -import org.eclipse.wst.css.core.internal.provisional.adapters.ICSSModelAdapter; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSModel; -import org.eclipse.wst.css.core.internal.provisional.document.ICSSNode; -import org.eclipse.wst.html.core.internal.htmlcss.StyleAdapterFactory; -import org.eclipse.wst.sse.core.StructuredModelManager; -import org.eclipse.wst.sse.core.internal.provisional.INodeAdapter; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; -import org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext; -import org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer; -import org.eclipse.wst.sse.ui.internal.contentassist.ContentAssistUtils; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode; -import org.eclipse.wst.xml.ui.internal.contentassist.XMLContentAssistUtilities; -import org.eclipse.wst.xml.ui.internal.util.SharedXMLEditorPluginImageHelper; - -/** - * <p>Completion computer for CSS</p> - */ -public class CSSCompletionProposalComputer implements ICompletionProposalComputer { - /** - * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#computeCompletionProposals(org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext, org.eclipse.core.runtime.IProgressMonitor) - */ - public List computeCompletionProposals(CompletionProposalInvocationContext context, IProgressMonitor monitor) { - ITextViewer viewer = context.getViewer(); - int documentPosition = context.getInvocationOffset(); - - IndexedRegion indexedNode = ContentAssistUtils.getNodeAt(viewer, documentPosition); - IDOMNode xNode = null; - IDOMNode parent = null; - CSSProposalArranger arranger = null; - - // If there is a selected region, we'll need to replace the text - ITextSelection selection = (ITextSelection) viewer.getSelectionProvider().getSelection(); - - // bail if we couldn't get an indexed node - // if(indexedNode == null) return new ICompletionProposal[0]; - if (indexedNode instanceof IDOMNode) { - xNode = (IDOMNode) indexedNode; - parent = (IDOMNode) xNode.getParentNode(); - } - // need to get in here if there in the no 0 region <style>|</style> - // case - if ((xNode != null) && xNode.getNodeName().equalsIgnoreCase(HTML40Namespace.ElementName.STYLE)) { - // now we know the cursor is in a <style> tag w/out region - IStructuredModel cssModel = getCSSModel(xNode); - if (cssModel != null) { - // adjust offsets for embedded style - int offset = documentPosition; - int pos = 0; - IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(pos); - if (keyIndexedNode == null) { - keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument(); - } - arranger = new CSSProposalArranger(pos, (ICSSNode) keyIndexedNode, offset, selection.getLength(), (char) 0); - } - } else if ((parent != null) && parent.getNodeName().equalsIgnoreCase(HTML40Namespace.ElementName.STYLE)) { - // now we know the cursor is in a <style> tag with a region - // use the parent because that will be the <style> tag - IStructuredModel cssModel = getCSSModel(parent); - if (cssModel != null) { - // adjust offsets for embedded style - int offset = indexedNode.getStartOffset(); - int pos = documentPosition - offset; - IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(pos); - if (keyIndexedNode == null) { - keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument(); - } - arranger = new CSSProposalArranger(pos, (ICSSNode) keyIndexedNode, offset, selection.getLength(), (char) 0); - } - } else if (indexedNode instanceof IDOMNode) { - IDOMNode domNode = ((IDOMNode)indexedNode); - // get model for node w/ style attribute - IStructuredModel cssModel = getCSSModel(domNode); - if (cssModel != null) { - // adjust offsets for embedded style - int textRegionStartOffset = getTextRegionStartOffset(domNode, documentPosition); - int pos = documentPosition - textRegionStartOffset; - - char quote = (char) 0; - try { - quote = context.getDocument().get(textRegionStartOffset, 1).charAt(0); - } catch (BadLocationException e) { - Logger.logException("error getting quote character", e); - } - - //get css indexed region - IndexedRegion cssIndexedNode = cssModel.getIndexedRegion(pos); - if (cssIndexedNode == null) { - cssIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument(); - } - if (cssIndexedNode instanceof ICSSNode) { - // inline style for a tag, not embedded - arranger = new CSSProposalArranger(pos, (ICSSNode) cssIndexedNode, textRegionStartOffset, selection.getLength(), quote); - } - } - } else if (indexedNode instanceof ICSSNode) { - // when editing external CSS using CSS Designer, ICSSNode is passed. - ICSSDocument cssdoc = ((ICSSNode) indexedNode).getOwnerDocument(); - if (cssdoc != null) { - IStructuredModel cssModel = cssdoc.getModel(); - if (cssModel != null) { - IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition); - if (keyIndexedNode == null) { - keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument(); - } - if (keyIndexedNode instanceof ICSSNode) { - // inline style for a tag, not embedded - arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, 0, selection.getLength(), (char)0); - } - } - } - } else if ((indexedNode == null) && ContentAssistUtils.isViewerEmpty(viewer)) { - // the top of empty CSS Document - IStructuredModel cssModel = null; - try { - cssModel = StructuredModelManager.getModelManager().getExistingModelForRead(viewer.getDocument()); - if (cssModel instanceof ICSSModel) { - IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition); - if (keyIndexedNode == null) { - keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument(); - } - if (keyIndexedNode instanceof ICSSNode) { - // inline style for a tag, not embedded - arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, 0, (char)0); - } - } - } finally { - if (cssModel != null) - cssModel.releaseFromRead(); - } - } - - ICompletionProposal[] proposals = new ICompletionProposal[0]; - if (arranger != null) { - proposals = arranger.getProposals(); - - ICompletionProposal[] newfileproposals = new ICompletionProposal[0]; - ICompletionProposal[] anyproposals = new ICompletionProposal[0]; - - // add end tag if parent is not closed - ICompletionProposal endTag = XMLContentAssistUtilities.computeXMLEndTagProposal(viewer, documentPosition, indexedNode, HTML40Namespace.ElementName.STYLE, SharedXMLEditorPluginImageHelper.IMG_OBJ_TAG_GENERIC); - - // add the additional proposals - int additionalLength = newfileproposals.length + anyproposals.length; - additionalLength = (endTag != null) ? ++additionalLength : additionalLength; - if (additionalLength > 0) { - ICompletionProposal[] plusOnes = new ICompletionProposal[proposals.length + additionalLength]; - int appendPos = proposals.length; - // add end tag proposal - if (endTag != null) { - System.arraycopy(proposals, 0, plusOnes, 1, proposals.length); - plusOnes[0] = endTag; - ++appendPos; - } else { - System.arraycopy(proposals, 0, plusOnes, 0, proposals.length); - } - // add items in newfileproposals - for (int i = 0; i < newfileproposals.length; ++i) { - plusOnes[appendPos + i] = newfileproposals[i]; - } - // add items in anyproposals - appendPos = appendPos + newfileproposals.length; - for (int i = 0; i < anyproposals.length; ++i) { - plusOnes[appendPos + i] = anyproposals[i]; - } - proposals = plusOnes; - } - } - return Arrays.asList(proposals); - } - - /** - * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#computeContextInformation(org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext, org.eclipse.core.runtime.IProgressMonitor) - */ - public List computeContextInformation( - CompletionProposalInvocationContext context, - IProgressMonitor monitor) { - // TODO Auto-generated method stub - return null; - } - - /** - * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#getErrorMessage() - */ - public String getErrorMessage() { - // TODO Auto-generated method stub - return null; - } - - /** - * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#sessionStarted() - */ - public void sessionStarted() { - //default is to do nothing - } - - /** - * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#sessionEnded() - */ - public void sessionEnded() { - //default is to do nothing - } - - /** - * Returns the CSSmodel for a given XML node. - * - * @param element - * @return IStructuredModel - */ - private static IStructuredModel getCSSModel(IDOMNode element) { - if (element == null) { - return null; - } - INodeAdapter adapter = StyleAdapterFactory.getInstance().adapt(element); - if ((adapter == null) || !(adapter instanceof ICSSModelAdapter)) { - return null; - } - ICSSModelAdapter modelAdapter = (ICSSModelAdapter) adapter; - return modelAdapter.getModel(); - } - - /** - * <p>Get the start offset of the text region containing the given document position</p> - * - * @param domNode {@link IDOMNode} containing the document position - * @param documentPosition the document relative position to get the start - * offset of the containing {@link ITextRegion} for - * @return start offset of the {@link ITextRegion} containing the given document position - */ - private static int getTextRegionStartOffset(IDOMNode domNode, int documentPosition) { - IStructuredDocumentRegion structRegion = domNode.getFirstStructuredDocumentRegion(); - return structRegion.getStartOffset(structRegion.getRegionAtCharacterOffset(documentPosition)); - } -} |