1 files changed, 86 insertions, 0 deletions
diff --git a/tests/org.eclipse.swt.tests.gtk/ManualTests/org/eclipse/swt/tests/gtk/snippets/Bug500924_tabfolder_dispose_crash.java b/tests/org.eclipse.swt.tests.gtk/ManualTests/org/eclipse/swt/tests/gtk/snippets/Bug500924_tabfolder_dispose_crash.java
new file mode 100644
index 0000000000..77bc5cca89
--- /dev/null
+++ b/tests/org.eclipse.swt.tests.gtk/ManualTests/org/eclipse/swt/tests/gtk/snippets/Bug500924_tabfolder_dispose_crash.java
@@ -0,0 +1,86 @@
+/*******************************************************************************
+ * Copyright (c) 2018 Red Hat 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:
+ *     Red Hat - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.swt.tests.gtk.snippets;
+
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.layout.FillLayout;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.TabFolder;
+import org.eclipse.swt.widgets.TabItem;
+
+public class Bug500924_tabfolder_dispose_crash {
+	private static TabItem tab1;
+	private static TabItem tab2;
+	private static Composite cmp1;
+	private static Composite cmp2;
+	private static TabFolder folder;
+
+	public static void main(String[] args) {
+		Display display = new Display();
+		final Shell shell = new Shell(display);
+		shell.setText("SWT Tabitem dispose bug");
+		shell.setLayout(new GridLayout(1,false));
+
+		Button btn1 = new Button(shell, SWT.PUSH);
+		btn1.setText("Show/Hide tab1");
+		btn1.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,false));
+		btn1.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				TabItem[] arr = folder.getItems();
+				for (int a = 0; a < arr.length; a++) {
+					Control ctrl = arr[a].getControl();
+					arr[a].setControl(null);
+					ctrl.dispose();
+					arr[a].dispose();
+				}
+			}
+		});
+
+		folder = new TabFolder(shell, SWT.NONE);
+		folder.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));
+
+		tab1 = new TabItem(folder, SWT.NONE);
+		tab1.setText("Tab 1");
+
+		cmp1 = new Composite(folder, SWT.NONE);
+		cmp1.setLayout(new FillLayout());
+		new Button(cmp1, SWT.NONE).setText("Button 1");
+		new Button(cmp1, SWT.NONE).setText("Button 2");
+		tab1.setControl(cmp1);
+
+
+		tab2 = new TabItem(folder, SWT.NONE);
+		tab2.setText("Tab 2");
+		cmp2 = new Composite(folder, SWT.NONE);
+		cmp2.setLayout(new FillLayout());
+		new Button(cmp2, SWT.NONE).setText("Button 3");
+		new Button(cmp2, SWT.NONE).setText("Button 4");
+		tab2.setControl(cmp2);
+
+		shell.open();
+
+		while (!shell.isDisposed()) {
+			if (!display.readAndDispatch())
+				display.sleep();
+		}
+		display.dispose();
+	}
+}