Author: vrubezhny Date: 2007-10-08 14:30:55 -0400 (Mon, 08 Oct 2007) New Revision: 4067 Added: trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlink.java trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlinkDetector.java Modified: trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.properties trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.xml Log: http://jira.jboss.org/jira/browse/JBIDE-1038 Ctrl click navigation for #{} EL expressions in Java Strings Seam EL hyperlink and detector are added for Java strings Detector registration is done over plugin.xml Modified: trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.properties =================================================================== --- trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.properties 2007-10-08 16:55:53 UTC (rev 4066) +++ trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.properties 2007-10-08 18:30:55 UTC (rev 4067) @@ -1 +1,2 @@ providerName=Red Hat, Inc. +SeamELInJavaStringHyperlinkDetector= Seam EL in Java String \ No newline at end of file Modified: trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.xml =================================================================== --- trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.xml 2007-10-08 16:55:53 UTC (rev 4066) +++ trunk/seam/plugins/org.jboss.tools.seam.text.ext/plugin.xml 2007-10-08 18:30:55 UTC (rev 4067) @@ -61,4 +61,14 @@ </hyperlink> </extension> + <extension + point="org.eclipse.ui.workbench.texteditor.hyperlinkDetectors"> + <hyperlinkDetector + class="org.jboss.tools.seam.text.ext.hyperlink.SeamELInJavaStringHyperlinkDetector" + id="org.jboss.tools.seam.text.ext.hyperlink.SeamELInJavaStringHyperlinkDetector" + name="%SeamELInJavaStringHyperlinkDetector" + targetId="org.eclipse.jdt.ui.javaCode"> + </hyperlinkDetector> + </extension> + </plugin> Added: trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlink.java =================================================================== --- trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlink.java (rev 0) +++ trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlink.java 2007-10-08 18:30:55 UTC (rev 4067) @@ -0,0 +1,86 @@ +/******************************************************************************* + * Copyright (c) 2007 Red Hat, Inc. + * Distributed under license by Red Hat, Inc. All rights reserved. + * This program is 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 + * + * Contributor: + * Red Hat, Inc. - initial API and implementation + ******************************************************************************/ + +package org.jboss.tools.seam.text.ext.hyperlink; + +import org.eclipse.core.runtime.Assert; +import org.eclipse.jdt.core.IJavaElement; +import org.eclipse.jdt.core.JavaModelException; +import org.eclipse.jdt.ui.JavaUI; +import org.eclipse.jface.text.IRegion; +import org.eclipse.jface.text.hyperlink.IHyperlink; +import org.eclipse.ui.IEditorPart; +import org.eclipse.ui.PartInitException; +import org.jboss.tools.seam.text.ext.SeamExtPlugin; + +public class SeamELInJavaStringHyperlink implements IHyperlink { + + private final IRegion fRegion; + private final IJavaElement[] fElements; + + /** + * Creates a new Seam EL in Java string hyperlink. + */ + SeamELInJavaStringHyperlink(IRegion region, IJavaElement[] elements) { + Assert.isNotNull(region); + Assert.isNotNull(elements); + + fRegion = region; + fElements = elements; + } + + /* + * @see org.eclipse.jdt.internal.ui.javaeditor.IHyperlink#getHyperlinkRegion() + * @since 3.1 + */ + public IRegion getHyperlinkRegion() { + return fRegion; + } + + /* + * @see org.eclipse.jdt.internal.ui.javaeditor.IHyperlink#open() + * @since 3.1 + */ + public void open() { + try { + IEditorPart part = null; + for (int i = 0; fElements != null && i < fElements.length; i++) { + part = JavaUI.openInEditor(fElements[i]); + if (part != null) { + if (fElements[i] != null) + JavaUI.revealInEditor(part, fElements[i]); + break; + } + } + + } catch (PartInitException e) { + SeamExtPlugin.getPluginLog().logError(e); + } catch (JavaModelException e) { + // Ignore. It is probably because of Java element is not found + } + } + + /* + * @see org.eclipse.jdt.internal.ui.javaeditor.IHyperlink#getTypeLabel() + * @since 3.1 + */ + public String getTypeLabel() { + return null; + } + + /* + * @see org.eclipse.jdt.internal.ui.javaeditor.IHyperlink#getHyperlinkText() + * @since 3.1 + */ + public String getHyperlinkText() { + return null; + } +} Property changes on: trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlink.java ___________________________________________________________________ Name: svn:mime-type + text/plain Added: trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlinkDetector.java =================================================================== --- trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlinkDetector.java (rev 0) +++ trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlinkDetector.java 2007-10-08 18:30:55 UTC (rev 4067) @@ -0,0 +1,138 @@ +/******************************************************************************* + * Copyright (c) 2007 Red Hat, Inc. + * Distributed under license by Red Hat, Inc. All rights reserved. + * This program is 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 + * + * Contributor: + * Red Hat, Inc. - initial API and implementation + ******************************************************************************/ + +package org.jboss.tools.seam.text.ext.hyperlink; + +import java.util.List; + +import org.eclipse.core.resources.IFile; +import org.eclipse.core.resources.IProject; +import org.eclipse.core.resources.IResource; +import org.eclipse.jdt.core.IJavaElement; +import org.eclipse.jdt.core.JavaModelException; +import org.eclipse.jdt.internal.ui.javaeditor.EditorUtility; +import org.eclipse.jdt.internal.ui.javaeditor.JavaEditor; +import org.eclipse.jdt.internal.ui.javaeditor.JavaElementHyperlink; +import org.eclipse.jdt.internal.ui.text.JavaWordFinder; +import org.eclipse.jface.text.BadLocationException; +import org.eclipse.jface.text.IDocument; +import org.eclipse.jface.text.IRegion; +import org.eclipse.jface.text.ITextViewer; +import org.eclipse.jface.text.hyperlink.AbstractHyperlinkDetector; +import org.eclipse.jface.text.hyperlink.IHyperlink; +import org.eclipse.ui.texteditor.ITextEditor; +import org.jboss.tools.seam.core.ISeamProject; +import org.jboss.tools.seam.core.SeamCorePlugin; +import org.jboss.tools.seam.internal.core.el.SeamELCompletionEngine; +import org.jboss.tools.seam.text.ext.SeamExtPlugin; + +public class SeamELInJavaStringHyperlinkDetector extends + AbstractHyperlinkDetector { + + public IHyperlink[] detectHyperlinks(ITextViewer textViewer, + IRegion region, boolean canShowMultipleHyperlinks) { + ITextEditor textEditor= (ITextEditor)getAdapter(ITextEditor.class); + if (region == null || canShowMultipleHyperlinks || !(textEditor instanceof JavaEditor)) + return null; + + int offset= region.getOffset(); + + IJavaElement input= EditorUtility.getEditorInputJavaElement(textEditor, false); + if (input == null) + return null; + + IDocument document= textEditor.getDocumentProvider().getDocument(textEditor.getEditorInput()); + IRegion wordRegion = JavaWordFinder.findWord(document, offset); + + if (wordRegion == null) + return null; + + if (!checkStartPosition(document, offset)) + return null; + + IFile file = null; + + try { + IResource resource = input.getCorrespondingResource(); + if (resource instanceof IFile) + file = (IFile) resource; + } catch (JavaModelException e) { + // Ignore. It is probably because of Java element's resource is not found + } + + IJavaElement[] elements = findJavaElements(document, file, wordRegion); + if (elements != null && elements.length > 0) + return new IHyperlink[] {new SeamELInJavaStringHyperlink(wordRegion, elements)}; + + return null; + } + + public static IJavaElement[] findJavaElements(IDocument document, IFile file, IRegion region) { + + IProject project = (file == null ? null : file.getProject()); + + ISeamProject seamProject = SeamCorePlugin.getSeamProject(project, true); + if (seamProject == null) + return null; + + SeamELCompletionEngine engine= new SeamELCompletionEngine(); + + String prefix= engine.getJavaElementExpression(document.get(), region.getOffset(), region); + prefix = (prefix == null ? "" : prefix); + + List<IJavaElement> javaElements = null; + + try { + javaElements = engine.getJavaElementsForExpression( + seamProject, file, prefix); + } catch (StringIndexOutOfBoundsException e) { + SeamExtPlugin.getPluginLog().logError(e); + } catch (BadLocationException e) { + SeamExtPlugin.getPluginLog().logError(e); + } + + return javaElements == null ? new IJavaElement[0] : javaElements.toArray(new IJavaElement[0]); + } + + /* + * Checks if the EL start starting characters are present + * @param viewer + * @param offset + * @return + * @throws BadLocationException + */ + private boolean checkStartPosition(IDocument document, int offset) { + try { + while (--offset >= 0) { + if ('}' == document.getChar(offset)) + return false; + + + if ('"' == document.getChar(offset) && + (offset - 1) >= 0 && '\\' != document.getChar(offset - 1)) { + return false; + } + + + if ('{' == document.getChar(offset) && + (offset - 1) >= 0 && + ('#' == document.getChar(offset - 1) || + '$' == document.getChar(offset - 1))) { + return true; + } + } + } catch (BadLocationException e) { + SeamExtPlugin.getPluginLog().logError(e); + } + return false; + } + +} Property changes on: trunk/seam/plugins/org.jboss.tools.seam.text.ext/src/org/jboss/tools/seam/text/ext/hyperlink/SeamELInJavaStringHyperlinkDetector.java ___________________________________________________________________ Name: svn:mime-type + text/plain