Sunburst view now redrawn on resize

This patch adds a listener that redraws the sunburst diagram whenever
the ViewPart is resized. This means that the view is now updated and
drawn to fill the entire view when the layout changes.
Change-Id: Ibdc985c4a72a54fbabb5d086b37c6d2de0c6a72a

1 files changed, 14 insertions, 0 deletions

diff --git a/bundles/org.eclipse.capra.ui.sunburst/src/org/eclipse/capra/ui/sunburst/view/SunburstView.java b/bundles/org.eclipse.capra.ui.sunburst/src/org/eclipse/capra/ui/sunburst/view/SunburstView.java
index 6c84cfcf..2040706a 100644
--- a/bundles/org.eclipse.capra.ui.sunburst/src/org/eclipse/capra/ui/sunburst/view/SunburstView.java
+++ b/bundles/org.eclipse.capra.ui.sunburst/src/org/eclipse/capra/ui/sunburst/view/SunburstView.java
@@ -46,6 +46,8 @@ import org.eclipse.jface.window.Window;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.browser.Browser;
 import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
 import org.eclipse.ui.IActionBars;
 import org.eclipse.ui.ISelectionListener;
 import org.eclipse.ui.IWorkbenchPart;
@@ -102,6 +104,16 @@ public class SunburstView extends ViewPart {
 
 	private List<Object> selectedModels = new ArrayList<>();
 
+	/**
+	 * A listener that redraws the sunburst diagram when an event occurred.
+	 */
+	private Listener redrawListener = new Listener() {
+		@Override
+		public void handleEvent(Event event) {
+			browser.setText(createHTML());
+		}
+	};
+
 	private ISelectionListener listener = new ISelectionListener() {
 		@Override
 		public void selectionChanged(IWorkbenchPart part, ISelection selection) {
@@ -134,6 +146,8 @@ public class SunburstView extends ViewPart {
 		makeActions();
 		contributeToActionBars();
 		getViewSite().getPage().addSelectionListener(listener);
+		// Add a listener that redraws the diagram when the parent is resized
+		parent.addListener(SWT.Resize, redrawListener);
 	}
 
 	/**