diff options
Diffstat (limited to 'bundles/org.eclipse.wst.html.ui/src/org/eclipse/wst/html/ui/internal/projection/ProjectionModelNodeAdapterHTML.java')
| -rw-r--r-- | bundles/org.eclipse.wst.html.ui/src/org/eclipse/wst/html/ui/internal/projection/ProjectionModelNodeAdapterHTML.java | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/bundles/org.eclipse.wst.html.ui/src/org/eclipse/wst/html/ui/internal/projection/ProjectionModelNodeAdapterHTML.java b/bundles/org.eclipse.wst.html.ui/src/org/eclipse/wst/html/ui/internal/projection/ProjectionModelNodeAdapterHTML.java deleted file mode 100644 index c1ccd2c371..0000000000 --- a/bundles/org.eclipse.wst.html.ui/src/org/eclipse/wst/html/ui/internal/projection/ProjectionModelNodeAdapterHTML.java +++ /dev/null @@ -1,291 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2005, 2006 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.html.ui.internal.projection; - -import java.util.HashMap; -import java.util.Iterator; -import java.util.Map; - -import org.eclipse.core.runtime.Platform; -import org.eclipse.jface.text.Position; -import org.eclipse.jface.text.source.projection.ProjectionAnnotation; -import org.eclipse.jface.text.source.projection.ProjectionViewer; -import org.eclipse.swt.graphics.FontMetrics; -import org.eclipse.swt.graphics.GC; -import org.eclipse.swt.graphics.Rectangle; -import org.eclipse.swt.widgets.Canvas; -import org.eclipse.wst.sse.core.internal.provisional.INodeAdapter; -import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier; -import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; -import org.w3c.dom.Node; - -/** - * Updates projection annotation model with projection annotations for this - * adapter node's children - */ -public class ProjectionModelNodeAdapterHTML implements INodeAdapter { - // copies of this class located in: - // org.eclipse.wst.html.ui.internal.projection - // org.eclipse.jst.jsp.ui.internal.projection - private final static boolean debugProjectionPerf = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.wst.html.ui/projectionperf")); //$NON-NLS-1$ //$NON-NLS-2$ - - private class TagProjectionAnnotation extends ProjectionAnnotation { - private boolean fIsVisible = false; /* workaround for BUG85874 */ - private Node fNode; - - public TagProjectionAnnotation(Node node, boolean isCollapsed) { - super(isCollapsed); - fNode = node; - } - - public Node getNode() { - return fNode; - } - - public void setNode(Node node) { - fNode = node; - } - - /** - * Does not paint hidden annotations. Annotations are hidden when they - * only span one line. - * - * @see ProjectionAnnotation#paint(org.eclipse.swt.graphics.GC, - * org.eclipse.swt.widgets.Canvas, - * org.eclipse.swt.graphics.Rectangle) - */ - public void paint(GC gc, Canvas canvas, Rectangle rectangle) { - /* workaround for BUG85874 */ - /* - * only need to check annotations that are expanded because hidden - * annotations should never have been given the chance to - * collapse. - */ - if (!isCollapsed()) { - // working with rectangle, so line height - FontMetrics metrics = gc.getFontMetrics(); - if (metrics != null) { - // do not draw annotations that only span one line and - // mark them as not visible - if ((rectangle.height / metrics.getHeight()) <= 1) { - fIsVisible = false; - return; - } - } - } - fIsVisible = true; - super.paint(gc, canvas, rectangle); - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.jface.text.source.projection.ProjectionAnnotation#markCollapsed() - */ - public void markCollapsed() { - /* workaround for BUG85874 */ - // do not mark collapsed if annotation is not visible - if (fIsVisible) - super.markCollapsed(); - } - } - - // copies of this class located in: - // org.eclipse.wst.html.ui.internal.projection - // org.eclipse.jst.jsp.ui.internal.projection - - ProjectionModelNodeAdapterFactoryHTML fAdapterFactory; - private Map fTagAnnotations = new HashMap(); - - public ProjectionModelNodeAdapterHTML(ProjectionModelNodeAdapterFactoryHTML factory) { - fAdapterFactory = factory; - } - - /** - * Create a projection position from the given node. Able to get - * projection position if node isNodeProjectable. - * - * @param node - * @return null if no projection position possible, a Position otherwise - */ - private Position createProjectionPosition(Node node) { - Position pos = null; - if (fAdapterFactory.isNodeProjectable(node) && node instanceof IndexedRegion) { - // IDocument document = - // fAdapterFactory.getProjectionViewer().getDocument(); - // if (document != null) { - IndexedRegion inode = (IndexedRegion) node; - int start = inode.getStartOffset(); - int end = inode.getEndOffset(); - if (start >= 0 && start < end) { - // region-based - // extra line when collapsed, but no region - // increase when add newline - pos = new Position(start, end - start); - // try { - // // line-based - // // extra line when collapsed, but no region - // // increase when add newline - // IRegion startLineRegion = - // document.getLineInformationOfOffset(start); - // IRegion endLineRegion = - // document.getLineInformationOfOffset(end); - // int startOffset = startLineRegion.getOffset(); - // int endOffset = endLineRegion.getOffset() + - // endLineRegion.getLength(); - // if (endOffset > startOffset) { - // pos = new Position(startOffset, endOffset - - // startOffset); - // } - // - // // line-based - // // no extra line when collapsed, but region increase - // // when add newline - // int startLine = document.getLineOfOffset(start); - // int endLine = document.getLineOfOffset(end); - // if (endLine + 1 < document.getNumberOfLines()) { - // int offset = document.getLineOffset(startLine); - // int endOffset = document.getLineOffset(endLine + 1); - // pos = new Position(offset, endOffset - offset); - // } - // } - // catch (BadLocationException x) { - // Logger.log(Logger.WARNING_DEBUG, null, x); - // } - } - } - // } - return pos; - } - - /** - * Find TagProjectionAnnotation for node in the current list of projection - * annotations for this adapter - * - * @param node - * @return TagProjectionAnnotation - */ - private TagProjectionAnnotation getExistingAnnotation(Node node) { - TagProjectionAnnotation anno = null; - - if ((node != null) && (!fTagAnnotations.isEmpty())) { - Iterator it = fTagAnnotations.keySet().iterator(); - while (it.hasNext() && anno == null) { - TagProjectionAnnotation a = (TagProjectionAnnotation) it.next(); - Node n = a.getNode(); - if (node.equals(n)) { - anno = a; - } - } - } - return anno; - } - - public boolean isAdapterForType(Object type) { - return type == ProjectionModelNodeAdapterHTML.class; - } - - public void notifyChanged(INodeNotifier notifier, int eventType, Object changedFeature, Object oldValue, Object newValue, int pos) { - // check if folding is even enabled, if not, just ignore notifyChanged - // events - if (!fAdapterFactory.isActive()) { - return; - } - - if ((eventType == INodeNotifier.STRUCTURE_CHANGED) && (notifier instanceof Node)) { - updateAdapter((Node) notifier); - } - } - - /** - * Update the projection annotation of all the nodes that are children of - * node - * - * @param node - */ - void updateAdapter(Node node) { - updateAdapter(node, null); - } - - /** - * Update the projection annotation of all the nodes that are children of - * node and adds all projection annotations to viewer (for newly added - * viewers) - * - * @param node - * @param viewer - */ - void updateAdapter(Node node, ProjectionViewer viewer) { - long start = System.currentTimeMillis(); - - Map additions = new HashMap(); - Map projectionAnnotations = new HashMap(); - - // go through immediate child nodes and figure out projection - // model annotations - if (node != null) { - Node childNode = node.getFirstChild(); - while (childNode != null) { - Position newPos = createProjectionPosition(childNode); - if (newPos != null) { - TagProjectionAnnotation newAnnotation = new TagProjectionAnnotation(childNode, false); - TagProjectionAnnotation existing = getExistingAnnotation(childNode); - if (existing == null) { - // add to map containing all annotations for this - // adapter - projectionAnnotations.put(newAnnotation, newPos); - // add to map containing annotations to add - additions.put(newAnnotation, newPos); - } - else { - // add to map containing all annotations for this - // adapter - projectionAnnotations.put(existing, newPos); - // remove from map containing annotations to delete - fTagAnnotations.remove(existing); - } - } - childNode = childNode.getNextSibling(); - } - - // in the end, want to delete anything leftover in old list, add - // everything in additions, and update everything in - // projectionAnnotations - ProjectionAnnotation[] oldList = null; - if (!fTagAnnotations.isEmpty()) { - oldList = (ProjectionAnnotation[]) fTagAnnotations.keySet().toArray(new ProjectionAnnotation[0]); - } - ProjectionAnnotation[] modifyList = null; - if (!projectionAnnotations.isEmpty()) { - modifyList = (ProjectionAnnotation[]) projectionAnnotations.keySet().toArray(new ProjectionAnnotation[0]); - } - - // specifically add all annotations to viewer - if (viewer != null && !projectionAnnotations.isEmpty()) { - fAdapterFactory.queueAnnotationModelChanges(node, null, projectionAnnotations, null, viewer); - } - - // only update when there is something to update - if ((oldList != null && oldList.length > 0) || (!additions.isEmpty()) || (modifyList != null && modifyList.length > 0)) - fAdapterFactory.queueAnnotationModelChanges(node, oldList, additions, modifyList); - } - - // save new list of annotations - fTagAnnotations = projectionAnnotations; - - if (debugProjectionPerf) { - long end = System.currentTimeMillis(); - String nodeName = node != null ? node.getNodeName() : "null"; //$NON-NLS-1$ - System.out.println("ProjectionModelNodeAdapterHTML.updateAdapter (" + nodeName + "):" + (end - start)); //$NON-NLS-1$ //$NON-NLS-2$ - } - } -} |