| /******************************************************************************* |
| * Copyright (c) 2002, 2004 GEBIT Gesellschaft fuer EDV-Beratung |
| * und Informatik-Technologien mbH, |
| * Berlin, Duesseldorf, Frankfurt (Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * GEBIT Gesellschaft fuer EDV-Beratung und Informatik-Technologien mbH - initial API and implementation |
| * IBM Corporation - bug fixes |
| * John-Mason P. Shackelford - bug 40255 |
| *******************************************************************************/ |
| |
| package org.eclipse.ant.internal.ui.editor; |
| |
| import org.eclipse.ant.internal.ui.editor.derived.HTMLTextPresenter; |
| import org.eclipse.ant.internal.ui.editor.formatter.ContentFormatter3; |
| import org.eclipse.ant.internal.ui.editor.formatter.XmlCommentFormattingStrategy; |
| import org.eclipse.ant.internal.ui.editor.formatter.XmlDocumentFormattingStrategy; |
| import org.eclipse.ant.internal.ui.editor.formatter.XmlElementFormattingStrategy; |
| import org.eclipse.ant.internal.ui.editor.text.AntEditorPartitionScanner; |
| import org.eclipse.ant.internal.ui.editor.text.AntEditorProcInstrScanner; |
| import org.eclipse.ant.internal.ui.editor.text.AntEditorTagScanner; |
| import org.eclipse.ant.internal.ui.editor.text.IAntEditorColorConstants; |
| import org.eclipse.ant.internal.ui.editor.text.MultilineDamagerRepairer; |
| import org.eclipse.ant.internal.ui.editor.text.NotifyingReconciler; |
| import org.eclipse.ant.internal.ui.editor.text.XMLAnnotationHover; |
| import org.eclipse.ant.internal.ui.editor.text.XMLReconcilingStrategy; |
| import org.eclipse.ant.internal.ui.editor.text.XMLTextHover; |
| import org.eclipse.ant.internal.ui.model.AntUIPlugin; |
| import org.eclipse.ant.internal.ui.preferences.AntEditorPreferenceConstants; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.resource.JFaceResources; |
| import org.eclipse.jface.text.DefaultInformationControl; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IInformationControl; |
| import org.eclipse.jface.text.IInformationControlCreator; |
| import org.eclipse.jface.text.ITextHover; |
| import org.eclipse.jface.text.TextAttribute; |
| import org.eclipse.jface.text.contentassist.ContentAssistant; |
| import org.eclipse.jface.text.contentassist.IContentAssistant; |
| import org.eclipse.jface.text.formatter.IContentFormatter; |
| import org.eclipse.jface.text.formatter.IFormattingStrategy; |
| import org.eclipse.jface.text.presentation.IPresentationReconciler; |
| import org.eclipse.jface.text.presentation.PresentationReconciler; |
| import org.eclipse.jface.text.reconciler.IReconciler; |
| import org.eclipse.jface.text.source.IAnnotationHover; |
| import org.eclipse.jface.text.source.ISourceViewer; |
| import org.eclipse.jface.text.source.SourceViewerConfiguration; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.texteditor.ExtendedTextEditorPreferenceConstants; |
| |
| /** |
| * The source viewer configuration for the Ant Editor. |
| */ |
| public class AntEditorSourceViewerConfiguration extends SourceViewerConfiguration { |
| |
| private AntEditorTagScanner tagScanner; |
| private AntEditorProcInstrScanner instructionScanner; |
| private MultilineDamagerRepairer damageRepairer; |
| |
| private AntEditor fEditor; |
| |
| private XMLTextHover fTextHover; |
| |
| private ContentAssistant contentAssistant; |
| |
| /** |
| * Creates an instance with the specified color manager. |
| */ |
| public AntEditorSourceViewerConfiguration(AntEditor editor) { |
| super(); |
| fEditor= editor; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getContentAssistant(ISourceViewer) |
| */ |
| public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) { |
| contentAssistant= new ContentAssistant(); |
| AntEditorCompletionProcessor processor = new AntEditorCompletionProcessor(fEditor.getAntModel()); |
| contentAssistant.setContentAssistProcessor(processor, IDocument.DEFAULT_CONTENT_TYPE); |
| contentAssistant.setContentAssistProcessor(processor, AntEditorPartitionScanner.XML_TAG); |
| |
| IPreferenceStore store= AntUIPlugin.getDefault().getPreferenceStore(); |
| |
| String triggers= store.getString(AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS); |
| if (triggers != null) { |
| processor.setCompletionProposalAutoActivationCharacters(triggers.toCharArray()); |
| } |
| |
| contentAssistant.enableAutoInsert(store.getBoolean(AntEditorPreferenceConstants.CODEASSIST_AUTOINSERT)); |
| contentAssistant.enableAutoActivation(store.getBoolean(AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION)); |
| contentAssistant.setAutoActivationDelay(store.getInt(AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION_DELAY)); |
| contentAssistant.setProposalPopupOrientation(IContentAssistant.PROPOSAL_OVERLAY); |
| contentAssistant.setContextInformationPopupOrientation(IContentAssistant.CONTEXT_INFO_ABOVE); |
| contentAssistant.setInformationControlCreator(getInformationControlCreator(sourceViewer)); |
| |
| Color background= JFaceResources.getColorRegistry().get(AntEditorPreferenceConstants.CODEASSIST_PROPOSALS_BACKGROUND); |
| contentAssistant.setContextInformationPopupBackground(background); |
| contentAssistant.setContextSelectorBackground(background); |
| contentAssistant.setProposalSelectorBackground(background); |
| |
| Color foreground= JFaceResources.getColorRegistry().get(AntEditorPreferenceConstants.CODEASSIST_PROPOSALS_FOREGROUND); |
| contentAssistant.setContextInformationPopupForeground(foreground); |
| contentAssistant.setContextSelectorForeground(foreground); |
| contentAssistant.setProposalSelectorForeground(foreground); |
| |
| IInformationControlCreator creator = getInformationControlCreator(true); |
| contentAssistant.setInformationControlCreator(creator); |
| |
| return contentAssistant; |
| } |
| |
| protected IInformationControlCreator getInformationControlCreator(final boolean cutDown) { |
| return new IInformationControlCreator() { |
| public IInformationControl createInformationControl(Shell parent) { |
| int style= cutDown ? SWT.NONE : (SWT.V_SCROLL | SWT.H_SCROLL); |
| return new DefaultInformationControl(parent, style, new HTMLTextPresenter(cutDown)); |
| } |
| }; |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on SourceViewerConfiguration |
| */ |
| public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) { |
| return new String[] { |
| IDocument.DEFAULT_CONTENT_TYPE, |
| AntEditorPartitionScanner.XML_COMMENT, |
| AntEditorPartitionScanner.XML_TAG }; |
| } |
| |
| /** |
| * @see SourceViewerConfiguration#getTabWidth(org.eclipse.jface.text.source.ISourceViewer) |
| */ |
| public int getTabWidth(ISourceViewer sourceViewer) { |
| return AntUIPlugin.getDefault().getPreferenceStore().getInt(ExtendedTextEditorPreferenceConstants.EDITOR_TAB_WIDTH); |
| } |
| |
| private AntEditorProcInstrScanner getDefaultScanner() { |
| if (instructionScanner == null) { |
| instructionScanner = new AntEditorProcInstrScanner(); |
| } |
| return instructionScanner; |
| } |
| |
| private AntEditorTagScanner getTagScanner() { |
| if (tagScanner == null) { |
| tagScanner = new AntEditorTagScanner(); |
| } |
| return tagScanner; |
| } |
| |
| |
| public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) { |
| PresentationReconciler reconciler = new PresentationReconciler(); |
| |
| MultilineDamagerRepairer dr = new MultilineDamagerRepairer(getDefaultScanner(), null); |
| reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE); |
| reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE); |
| |
| dr = new MultilineDamagerRepairer(getTagScanner(), null); |
| reconciler.setDamager(dr, AntEditorPartitionScanner.XML_TAG); |
| reconciler.setRepairer(dr, AntEditorPartitionScanner.XML_TAG); |
| |
| damageRepairer= new MultilineDamagerRepairer(null, |
| new TextAttribute(JFaceResources.getColorRegistry().get(IAntEditorColorConstants.XML_COMMENT_COLOR))); |
| reconciler.setDamager(damageRepairer, AntEditorPartitionScanner.XML_COMMENT); |
| reconciler.setRepairer(damageRepairer, AntEditorPartitionScanner.XML_COMMENT); |
| |
| return reconciler; |
| } |
| |
| |
| /** |
| * Preference colors have changed. |
| * Update the default tokens of the scanners. |
| */ |
| public void updateScanners() { |
| tagScanner.adaptToColorChange(); |
| instructionScanner.adaptToColorChange(); |
| |
| damageRepairer.setDefaultTextAttribute(new TextAttribute(JFaceResources.getColorRegistry().get(IAntEditorColorConstants.XML_COMMENT_COLOR))); |
| } |
| |
| /* |
| * @see SourceViewerConfiguration#getReconciler(ISourceViewer) |
| */ |
| public IReconciler getReconciler(ISourceViewer sourceViewer) { |
| NotifyingReconciler reconciler= new NotifyingReconciler(new XMLReconcilingStrategy(fEditor), true); |
| reconciler.setDelay(500); |
| return reconciler; |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getAnnotationHover(org.eclipse.jface.text.source.ISourceViewer) |
| */ |
| public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) { |
| return new XMLAnnotationHover(); |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getInformationControlCreator(org.eclipse.jface.text.source.ISourceViewer) |
| */ |
| public IInformationControlCreator getInformationControlCreator(ISourceViewer sourceViewer) { |
| return getInformationControlCreator(true); |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getTextHover(org.eclipse.jface.text.source.ISourceViewer, java.lang.String) |
| */ |
| public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) { |
| if (fTextHover == null) { |
| fTextHover= new XMLTextHover(fEditor); |
| } |
| return fTextHover; |
| } |
| |
| protected void changeConfiguration(PropertyChangeEvent event) { |
| IPreferenceStore store= AntUIPlugin.getDefault().getPreferenceStore(); |
| String p= event.getProperty(); |
| |
| if (AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION.equals(p)) { |
| boolean enabled= store.getBoolean(AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION); |
| contentAssistant.enableAutoActivation(enabled); |
| } else if (AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION_DELAY.equals(p)) { |
| int delay= store.getInt(AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION_DELAY); |
| contentAssistant.setAutoActivationDelay(delay); |
| } else if (AntEditorPreferenceConstants.CODEASSIST_PROPOSALS_FOREGROUND.equals(p)) { |
| Color c= JFaceResources.getColorRegistry().get(AntEditorPreferenceConstants.CODEASSIST_PROPOSALS_FOREGROUND); |
| contentAssistant.setProposalSelectorForeground(c); |
| } else if (AntEditorPreferenceConstants.CODEASSIST_PROPOSALS_BACKGROUND.equals(p)) { |
| Color c= JFaceResources.getColorRegistry().get(AntEditorPreferenceConstants.CODEASSIST_PROPOSALS_BACKGROUND); |
| contentAssistant.setProposalSelectorBackground(c); |
| } else if (AntEditorPreferenceConstants.CODEASSIST_AUTOINSERT.equals(p)) { |
| boolean enabled= store.getBoolean(AntEditorPreferenceConstants.CODEASSIST_AUTOINSERT); |
| contentAssistant.enableAutoInsert(enabled); |
| } else if (AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS.equals(p)) { |
| changeContentAssistProcessor(store); |
| } |
| } |
| |
| private void changeContentAssistProcessor(IPreferenceStore store) { |
| String triggers= store.getString(AntEditorPreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS); |
| if (triggers != null) { |
| AntEditorCompletionProcessor cp= (AntEditorCompletionProcessor)contentAssistant.getContentAssistProcessor(IDocument.DEFAULT_CONTENT_TYPE); |
| if (cp != null) { |
| cp.setCompletionProposalAutoActivationCharacters(triggers.toCharArray()); |
| } |
| } |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getContentFormatter(org.eclipse.jface.text.source.ISourceViewer) |
| */ |
| public IContentFormatter getContentFormatter(ISourceViewer sourceViewer) { |
| |
| ContentFormatter3 formatter = new ContentFormatter3(); |
| formatter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer)); |
| |
| IFormattingStrategy indentationStrategy = new XmlDocumentFormattingStrategy(sourceViewer); |
| formatter.setFormattingStrategy(indentationStrategy); |
| formatter.setFormattingStrategy(indentationStrategy, |
| IDocument.DEFAULT_CONTENT_TYPE); |
| |
| // TODO This approach would make the formatter run much more quickly |
| // if these options aren't used; however this won't really work |
| // since the content formatter is probably configured only once at |
| // the start up of the editor. In order to make this work I'd need to |
| // listen to further changes from the preferences store and reconfigure |
| // the editor appropriately. |
| // FormattingPreferences fp = new FormattingPreferences(); |
| // if (fp.formatElements()) { |
| IFormattingStrategy elementFormattingStrategy = new XmlElementFormattingStrategy( |
| sourceViewer); |
| formatter.setFormattingStrategy(elementFormattingStrategy, |
| AntEditorPartitionScanner.XML_TAG); |
| // } |
| // if(fp.formatComments()){ |
| IFormattingStrategy commentFormattingStrategy = new XmlCommentFormattingStrategy( |
| sourceViewer); |
| formatter.setFormattingStrategy(commentFormattingStrategy, |
| AntEditorPartitionScanner.XML_COMMENT); |
| // } |
| |
| return formatter; |
| } |
| } |