Avoid leakage of Font resources.

refs 2709

org.fortiss.af3.component.ui/trunk/src/org/fortiss/af3/component/ui/editor/.ratings

-CodeSpecificationEditor.java 461d9b6668dfeeb0debd34e9f725d49cc8bbbea2 RED
+CodeSpecificationEditor.java 7afe41a1f3aaa983c223d62a434fb89bec31baa8 RED
 CodeSpecificationEditorBinding.java a0cff3224d8d0755e948188c2480e528c82eb590 GREEN
 ComponentArchitectureEditorBinding.java 262e86525dda985d7baaee6a90150d34389b34ca GREEN
 ComponentStructureEditor.java 11aee03b8db78a93a7704a8b8240b84a6d192012 GREEN

org.fortiss.af3.component.ui/trunk/src/org/fortiss/af3/component/ui/editor/CodeSpecificationEditor.java

@@ -41,6 +41,8 @@ import org.eclipse.jface.text.source.SourceViewerConfiguration;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.ST;
 import org.eclipse.swt.custom.StyledText;
+import org.eclipse.swt.events.DisposeEvent;
+import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Font;
@@ -183,7 +185,8 @@ public class CodeSpecificationEditor extends EditorBase<CodeSpecification> {
 		// setup the editor concerning syntax highlighting and content assist
 		codeViewer.configure(getSourceViewerConfig());
 		// set code font
-		codeViewer.getTextWidget().setFont(new Font(Display.getCurrent(), getOSSpecificCodeFont()));
+		Font font = new Font(Display.getCurrent(), getOSSpecificCodeFont());
+		codeViewer.getTextWidget().setFont(font);
 		new UndoRedo(codeViewer.getTextWidget());
 		codeViewer.addTextListener(new ITextListener() {
 			@Override
@@ -193,6 +196,13 @@ public class CodeSpecificationEditor extends EditorBase<CodeSpecification> {
 				}
 			}
 		});
+		codeViewer.getControl().addDisposeListener(new DisposeListener() {
+			/** {@inheritDoc} */
+			@Override
+			public void widgetDisposed(DisposeEvent e) {
+				font.dispose();
+			}
+		});
 	}
 
 	/**

org.fortiss.af3.expression.ui/trunk/src/org/fortiss/af3/expression/ui/editor/.ratings

 DataDictionaryEditor.java 077b9614ffe8e977e45473a6019ed10e4c82e7f2 YELLOW
 DataDictionaryEditorBinding.java 0afd69998e31b243361ecbbd6a4691f8ee72b3a9 GREEN
-DataDictionaryEvaluatorBackend.java 8ac259f436097fdc51252be25ef7d134ae4a44ab GREEN
+DataDictionaryEvaluatorBackend.java 02d1a65628734717908b5da0cce58a36fceaaa18 YELLOW
 DataDictionaryEvaluatorBinding.java ed402d190105d8be10c1b126f98b3de447387033 GREEN
 DataDictionaryTreeContentProvider.java 49d5f33a02ba8389f27a11f91130f97c2624208e GREEN

org.fortiss.af3.expression.ui/trunk/src/org/fortiss/af3/expression/ui/editor/DataDictionaryEvaluatorBackend.java

@@ -24,6 +24,8 @@ import java.util.LinkedList;
 
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.StyledText;
+import org.eclipse.swt.events.DisposeEvent;
+import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.KeyAdapter;
 import org.eclipse.swt.events.KeyEvent;
 import org.eclipse.swt.graphics.Font;
@@ -111,7 +113,15 @@ public final class DataDictionaryEvaluatorBackend extends EditorBase<DataDiction
 		gui = new DataDictionaryEvaluatorGUI(parent, SWT.NONE);
 
 		evaluatorOutput = gui.getEvalOutputText();
-		evaluatorOutput.setFont(new Font(Display.getCurrent(), getOSSpecificCodeFont()));
+		Font font = new Font(Display.getCurrent(), getOSSpecificCodeFont());
+		evaluatorOutput.setFont(font);
+		evaluatorOutput.addDisposeListener(new DisposeListener() {
+			/** {@inheritDoc} */
+			@Override
+			public void widgetDisposed(DisposeEvent e) {
+				font.dispose();
+			}
+		});
 
 		evaluatorHelp = gui.getEvalInfoText();
 		evaluatorInput = gui.getEvalInputText();