X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.document.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Fui%2FCSSSourceViewerConfiguration.java;fp=bundles%2Forg.simantics.document.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Fui%2FCSSSourceViewerConfiguration.java;h=32627049b07334ec62b4b6f37fc4ac8b00d5f00e;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.document.ui/src/org/simantics/document/ui/CSSSourceViewerConfiguration.java b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/CSSSourceViewerConfiguration.java
new file mode 100644
index 000000000..32627049b
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+++ b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/CSSSourceViewerConfiguration.java
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+package org.simantics.document.ui;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+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.presentation.IPresentationReconciler;
+import org.eclipse.jface.text.presentation.PresentationReconciler;
+import org.eclipse.jface.text.rules.DefaultDamagerRepairer;
+import org.eclipse.jface.text.rules.EndOfLineRule;
+import org.eclipse.jface.text.rules.IRule;
+import org.eclipse.jface.text.rules.ITokenScanner;
+import org.eclipse.jface.text.rules.IWordDetector;
+import org.eclipse.jface.text.rules.MultiLineRule;
+import org.eclipse.jface.text.rules.PatternRule;
+import org.eclipse.jface.text.rules.RuleBasedScanner;
+import org.eclipse.jface.text.rules.Token;
+import org.eclipse.jface.text.rules.WordRule;
+import org.eclipse.jface.text.source.DefaultAnnotationHover;
+import org.eclipse.jface.text.source.IAnnotationHover;
+import org.eclipse.jface.text.source.ISharedTextColors;
+import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.jface.text.source.SourceViewerConfiguration;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Device;
+import org.eclipse.swt.graphics.Font;
+import org.eclipse.swt.graphics.RGB;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.editors.text.EditorsUI;
+import org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants;
+
+public class CSSSourceViewerConfiguration extends SourceViewerConfiguration {
+
+    public static final char[] CONTENT_ASSIST_AUTO_CHARS = new char[] { '.' };
+    Device device;
+    
+    ISharedTextColors sharedTextColors;
+    IPreferenceStore preferenceStore;
+    
+    private CSSTextEditorEnvironment editorEnvironment;
+    
+    public CSSSourceViewerConfiguration(Device device,
+            ISharedTextColors sharedTextColors) {
+        this.device = device;
+        this.sharedTextColors = sharedTextColors;
+        this.preferenceStore = EditorsUI.getPreferenceStore();
+        
+        this.editorEnvironment = new CSSTextEditorEnvironment();
+    }
+
+    public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
+        return new String[] {
+            IDocument.DEFAULT_CONTENT_TYPE
+        };
+    }
+    
+	@Override
+    public int getTabWidth(ISourceViewer sourceViewer) {
+		if (preferenceStore == null)
+			return super.getTabWidth(sourceViewer);
+		return preferenceStore.getInt(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_TAB_WIDTH);
+	}
+
+	@Override
+	public String[] getIndentPrefixes(ISourceViewer sourceViewer, String contentType) {
+		String[] indentPrefixes = getIndentPrefixesForTab(getTabWidth(sourceViewer));
+		if (indentPrefixes == null)
+			return null;
+
+		int length = indentPrefixes.length;
+		if (length > 2) {
+			// Swap first with second last
+			String first = indentPrefixes[0];
+			indentPrefixes[0] = indentPrefixes[length - 2];
+			indentPrefixes[length - 2] = first;
+		}
+
+		return indentPrefixes;
+	}
+    
+    public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {
+        PresentationReconciler reconciler = new PresentationReconciler();
+        
+        DefaultDamagerRepairer dr = new DefaultDamagerRepairer(getSclTokenScanner());
+        
+        reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);
+        reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);
+        
+        return reconciler;
+    }
+    
+    ITokenScanner getSclTokenScanner() {
+        RuleBasedScanner scanner = new RuleBasedScanner();
+        
+        Font font = new Font(device, "Courier New", 10, SWT.NORMAL);
+        Font boldFont = new Font(device, "Courier New", 10, SWT.BOLD);
+
+        Token defaultToken = new Token(
+                new TextAttribute(
+                        sharedTextColors.getColor(new RGB(0, 0, 0)),
+                        null,
+                        0,
+                        font
+                ));
+        Token string = new Token(new TextAttribute(
+                sharedTextColors.getColor(new RGB(42, 0, 255)),
+                null,
+                0,
+                font
+                ));
+        Token reserved = new Token(
+                new TextAttribute(
+                        sharedTextColors.getColor(new RGB(127, 0, 85)),
+                        null,
+                        SWT.BOLD,
+                        boldFont
+                ));
+        Token comment = new Token(new TextAttribute(
+                sharedTextColors.getColor(new RGB(63, 127, 95)),
+                null,
+                0,
+                font
+                ));
+
+        WordRule reservedWord = new WordRule(new IWordDetector() {          
+            @Override
+            public boolean isWordStart(char c) {
+                return Character.isJavaIdentifierStart(c);
+            }
+            
+            @Override
+            public boolean isWordPart(char c) {
+                return Character.isJavaIdentifierPart(c) || c=='.';
+            }
+        });
+
+        reservedWord.addWord("if", reserved);
+        reservedWord.addWord("then", reserved);
+        reservedWord.addWord("else", reserved);
+        reservedWord.addWord("match", reserved);
+        reservedWord.addWord("with", reserved);
+        reservedWord.addWord("data", reserved);
+        reservedWord.addWord("type", reserved);
+        reservedWord.addWord("class", reserved);
+        
+        IRule[] rules = new IRule[] {
+            //new MultiLineRule("\"\"\"", "\"\"\"", string),
+            new PatternRule("\"", "\"", string, '\\', true),
+            new MultiLineRule("/*", "*/", comment),
+            new EndOfLineRule("//", comment),
+            reservedWord
+        };
+        scanner.setRules(rules);
+        scanner.setDefaultReturnToken(defaultToken);
+        
+        return scanner;
+    }
+    
+    @Override
+    public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {
+        return new CSSEditorTextHover(sourceViewer, editorEnvironment);
+    }
+    
+    @Override
+    public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {
+        return new DefaultAnnotationHover();
+    }
+    
+    @Override
+    public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
+        ContentAssistant assistant = new ContentAssistant();
+        assistant.enableColoredLabels(true);
+        assistant.setStatusLineVisible(true);
+
+        assistant.enableAutoActivation(true);
+        assistant.enableAutoInsert(true);
+        assistant.setContentAssistProcessor(new CSSCompletionAssistProcessor(editorEnvironment), IDocument.DEFAULT_CONTENT_TYPE);
+        assistant.setInformationControlCreator(CREATOR);
+        assistant.setRestoreCompletionProposalSize(Activator.getDefault().getDialogSettings()); 
+        return assistant;
+    }
+    
+    private static final IInformationControlCreator CREATOR = new IInformationControlCreator() {
+        
+        @Override
+        public IInformationControl createInformationControl(Shell parent) {
+            return new DefaultInformationControl(parent);
+        }
+    };
+
+//    @Override
+//    public IContentFormatter getContentFormatter(ISourceViewer sourceViewer) {
+//        return new ContentFormatter();
+//    }
+}