1 files changed, 77 insertions, 0 deletions
diff --git a/plugins/infra/editor/org.eclipse.papyrus.infra.editor.welcome.nattable/src/org/eclipse/papyrus/infra/editor/welcome/nattable/painter/LabelProviderTextPainter.java b/plugins/infra/editor/org.eclipse.papyrus.infra.editor.welcome.nattable/src/org/eclipse/papyrus/infra/editor/welcome/nattable/painter/LabelProviderTextPainter.java
new file mode 100644
index 00000000000..671337988b4
--- /dev/null
+++ b/plugins/infra/editor/org.eclipse.papyrus.infra.editor.welcome.nattable/src/org/eclipse/papyrus/infra/editor/welcome/nattable/painter/LabelProviderTextPainter.java
@@ -0,0 +1,77 @@
+/*****************************************************************************
+ * Copyright (c) 2015 Christian W. Damus 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:
+ *   Christian W. Damus - Initial API and implementation
+ *   
+ *****************************************************************************/
+
+package org.eclipse.papyrus.infra.editor.welcome.nattable.painter;
+
+import org.eclipse.core.databinding.observable.value.IObservableValue;
+import org.eclipse.jface.viewers.ILabelProvider;
+import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry;
+import org.eclipse.nebula.widgets.nattable.layer.cell.ILayerCell;
+import org.eclipse.nebula.widgets.nattable.painter.cell.TextPainter;
+import org.eclipse.papyrus.infra.editor.welcome.nattable.ServiceConfigAttributes;
+import org.eclipse.papyrus.infra.services.labelprovider.service.LabelProviderService;
+
+/**
+ * A text painter that obtains text labels from the {@link LabelProviderService} registered
+ * in the NatTable configuration registry.
+ */
+public class LabelProviderTextPainter extends TextPainter {
+
+	public LabelProviderTextPainter() {
+		super();
+	}
+
+	public LabelProviderTextPainter(boolean wrapText, boolean paintBg, boolean calculateByTextLength, boolean calculateByTextHeight) {
+		super(wrapText, paintBg, calculateByTextLength, calculateByTextHeight);
+	}
+
+	public LabelProviderTextPainter(boolean wrapText, boolean paintBg, boolean calculate) {
+		super(wrapText, paintBg, calculate);
+	}
+
+	public LabelProviderTextPainter(boolean wrapText, boolean paintBg, int spacing, boolean calculateByTextLength, boolean calculateByTextHeight) {
+		super(wrapText, paintBg, spacing, calculateByTextLength, calculateByTextHeight);
+	}
+
+	public LabelProviderTextPainter(boolean wrapText, boolean paintBg, int spacing, boolean calculate) {
+		super(wrapText, paintBg, spacing, calculate);
+	}
+
+	public LabelProviderTextPainter(boolean wrapText, boolean paintBg, int spacing) {
+		super(wrapText, paintBg, spacing);
+	}
+
+	public LabelProviderTextPainter(boolean wrapText, boolean paintBg) {
+		super(wrapText, paintBg);
+	}
+
+	@Override
+	protected String convertDataType(ILayerCell cell, IConfigRegistry configRegistry) {
+		String result;
+		Object dataValue = cell.getDataValue();
+		if (dataValue instanceof String) {
+			result = (String) dataValue;
+		} else {
+			if (dataValue instanceof IObservableValue<?>) {
+				dataValue = ((IObservableValue<?>) dataValue).getValue();
+			}
+
+			LabelProviderService labelService = ServiceConfigAttributes.getService(LabelProviderService.class, configRegistry, cell);
+			ILabelProvider labelProvider = (dataValue == null) ? labelService.getLabelProvider() : labelService.getLabelProvider(dataValue);
+
+			result = labelProvider.getText(dataValue);
+		}
+
+		return result;
+	}
+}