bundles/org.simantics.scl.ui/src/org/simantics/scl/ui/editor/SCLSourceViewerConfigurationNew.java

   1 package org.simantics.scl.ui.editor;
   2
   3 import org.eclipse.jface.preference.IPreferenceStore;
   4 import org.eclipse.jface.resource.ResourceManager;
   5 import org.eclipse.jface.text.DefaultInformationControl;
   6 import org.eclipse.jface.text.DefaultTextHover;
   7 import org.eclipse.jface.text.IDocument;
   8 import org.eclipse.jface.text.IInformationControl;
   9 import org.eclipse.jface.text.IInformationControlCreator;
  10 import org.eclipse.jface.text.ITextHover;
  11 import org.eclipse.jface.text.contentassist.ContentAssistant;
  12 import org.eclipse.jface.text.contentassist.IContentAssistant;
  13 import org.eclipse.jface.text.presentation.IPresentationReconciler;
  14 import org.eclipse.jface.text.source.DefaultAnnotationHover;
  15 import org.eclipse.jface.text.source.IAnnotationHover;
  16 import org.eclipse.jface.text.source.ISourceViewer;
  17 import org.eclipse.jface.text.source.SourceViewerConfiguration;
  18 import org.eclipse.swt.widgets.Shell;
  19 import org.eclipse.ui.editors.text.EditorsUI;
  20 import org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants;
  21 import org.simantics.scl.ui.Activator;
  22 import org.simantics.scl.ui.editor.completion.SCLCompletionAssistProcessor;
  23 import org.simantics.scl.ui.editor.completion.SCLTextEditorEnvironment;
  24 import org.simantics.scl.ui.editor2.SCLPresentationReconciler;
  25
  26 public class SCLSourceViewerConfigurationNew extends SourceViewerConfiguration {
  27
  28     public static final char[] CONTENT_ASSIST_AUTO_CHARS = new char[] { '.' };
  29
  30     ResourceManager resourceManager;
  31     IPreferenceStore preferenceStore;
  32
  33     private SCLTextEditorEnvironment sclTextEditorEnvironment;
  34
  35     public SCLSourceViewerConfigurationNew(ResourceManager resourceManager) {
  36         this.resourceManager = resourceManager;
  37         this.preferenceStore = EditorsUI.getPreferenceStore();
  38
  39         this.sclTextEditorEnvironment = new SCLTextEditorEnvironment(""); //$NON-NLS-1$
  40     }
  41
  42     public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
  43         return new String[] {
  44             IDocument.DEFAULT_CONTENT_TYPE
  45         };
  46     }
  47
  48         @Override
  49     public int getTabWidth(ISourceViewer sourceViewer) {
  50                 if (preferenceStore == null)
  51                         return super.getTabWidth(sourceViewer);
  52                 return preferenceStore.getInt(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_TAB_WIDTH);
  53         }
  54
  55         @Override
  56         public String[] getIndentPrefixes(ISourceViewer sourceViewer, String contentType) {
  57                 String[] indentPrefixes = getIndentPrefixesForTab(getTabWidth(sourceViewer));
  58                 if (indentPrefixes == null)
  59                         return null;
  60
  61                 int length = indentPrefixes.length;
  62                 if (length > 2) {
  63                         // Swap first with second last
  64                         String first = indentPrefixes[0];
  65                         indentPrefixes[0] = indentPrefixes[length - 2];
  66                         indentPrefixes[length - 2] = first;
  67                 }
  68
  69                 return indentPrefixes;
  70         }
  71
  72     public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {
  73         return new SCLPresentationReconciler(resourceManager);
  74     }
  75
  76     @Override
  77     public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {
  78         //return new SCLEditorTextHover(sourceViewer, sclTextEditorEnvironment);
  79         return new DefaultTextHover(sourceViewer);
  80     }
  81
  82     @Override
  83     public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {
  84         return new DefaultAnnotationHover();
  85     }
  86
  87     @Override
  88     public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
  89         ContentAssistant assistant = new ContentAssistant();
  90         assistant.enableColoredLabels(true);
  91         assistant.setStatusLineVisible(true);
  92
  93         assistant.enableAutoActivation(true);
  94         assistant.enableAutoInsert(true);
  95         assistant.setContentAssistProcessor(new SCLCompletionAssistProcessor(sclTextEditorEnvironment), IDocument.DEFAULT_CONTENT_TYPE);
  96         assistant.setInformationControlCreator(CREATOR);
  97         assistant.setRestoreCompletionProposalSize(Activator.getInstance().getDialogSettings());
  98         return assistant;
  99     }
 100
 101     private static final IInformationControlCreator CREATOR = new IInformationControlCreator() {
 102
 103         @Override
 104         public IInformationControl createInformationControl(Shell parent) {
 105             return new DefaultInformationControl(parent);
 106         }
 107     };
 108
 109     public void updateCompletionAssistModuleName(String moduleName) {
 110         sclTextEditorEnvironment.updateModuleName(moduleName);
 111     }
 112
 113 //    @Override
 114 //    public IContentFormatter getContentFormatter(ISourceViewer sourceViewer) {
 115 //        return new ContentFormatter();
 116 //    }
 117
 118     public SCLTextEditorEnvironment getSclTextEditorEnvironment() {
 119         return sclTextEditorEnvironment;
 120     }
 121 }