X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.utils.ui%2Ftestcases%2Forg%2Fsimantics%2Futils%2Fui%2FSWTAWTTest.java;fp=bundles%2Forg.simantics.utils.ui%2Ftestcases%2Forg%2Fsimantics%2Futils%2Fui%2FSWTAWTTest.java;h=fed7f7703865d14a9c48c082dc60206c1dd750b7;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.utils.ui/testcases/org/simantics/utils/ui/SWTAWTTest.java b/bundles/org.simantics.utils.ui/testcases/org/simantics/utils/ui/SWTAWTTest.java
new file mode 100644
index 000000000..fed7f7703
--- /dev/null
+++ b/bundles/org.simantics.utils.ui/testcases/org/simantics/utils/ui/SWTAWTTest.java
@@ -0,0 +1,199 @@
+/*******************************************************************************
+ * Copyright (c) 2013 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * 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:
+ *     Semantum Oy - testcase for Simantics issue #3518 workaround
+ *******************************************************************************/
+package org.simantics.utils.ui;
+
+import java.awt.Frame;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.util.Vector;
+
+import javax.swing.JComponent;
+import javax.swing.JScrollPane;
+import javax.swing.JTable;
+import javax.swing.SwingUtilities;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.awt.SWT_AWT;
+import org.eclipse.swt.custom.CTabFolder;
+import org.eclipse.swt.custom.CTabItem;
+import org.eclipse.swt.layout.FillLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.TabFolder;
+import org.eclipse.swt.widgets.TabItem;
+
+/**
+ * See Eclipse bug 377104 (https://bugs.eclipse.org/bugs/show_bug.cgi?id=377104)
+ * for original patches and ideas for this testcase.
+ */
+public class SWTAWTTest {
+
+	public static void main(String[] args) {
+		final Display display = Display.getDefault();
+
+		tryCTabFolder();
+		tryTabFolder();
+		trySideBySide();
+
+		display.addFilter(SWT.Activate, new Listener() {			
+			@Override
+			public void handleEvent(Event event) {
+				System.out.println("SWT.Activate: " + event.widget + " (" + System.identityHashCode(event.widget) + ")");
+			}
+		});
+
+		while (!display.isDisposed()) {
+			if (!display.readAndDispatch()) {
+				display.sleep();
+				System.out.print(".");
+			}
+		}
+	}
+
+	private static void tryTabFolder() {
+		Shell shell = new Shell();
+		shell.setText("TabFolder");
+		shell.setLayout(new FillLayout());
+		TabFolder folder = new TabFolder(shell, SWT.NONE);
+		for (int i = 0; i < 2; i++) {
+			TabItem item = new TabItem(folder, SWT.NONE);
+			item.setText("#" + i);
+			item.setControl(openTable(folder));
+		}
+		folder.setSelection(0);
+
+		folder = new TabFolder(shell, SWT.NONE);
+		for (int i = 0; i < 2; i++) {
+			TabItem item = new TabItem(folder, SWT.NONE);
+			item.setText("#" + i);
+			item.setControl(openTable(folder));
+		}
+		folder.setSelection(0);
+		shell.open();
+	}
+
+	private static void tryCTabFolder() {
+		Shell shell = new Shell();
+		shell.setText("CTabFolder");
+		shell.setLayout(new FillLayout());
+		CTabFolder folder = new CTabFolder(shell, SWT.NONE);
+		for (int i = 0; i < 2; i++) {
+			CTabItem item = new CTabItem(folder, SWT.NONE);
+			item.setText("#" + i);
+			item.setControl(openTable(folder));
+		}
+		folder.setSelection(0);
+
+		folder = new CTabFolder(shell, SWT.NONE);
+		for (int i = 0; i < 2; i++) {
+			CTabItem item = new CTabItem(folder, SWT.NONE);
+			item.setText("#" + i);
+			item.setControl(openTable(folder));
+		}
+		folder.setSelection(0);
+		shell.open();
+	}
+
+	private static void trySideBySide() {
+		Shell shell = new Shell();
+		shell.setText("Side by Side (FillLayout)");
+		shell.setLayout(new FillLayout());
+		openTable(shell);
+		openTable(shell);
+		shell.open();
+	}
+
+	private static Control openTable(Composite outer) {
+		final Composite parent = new Composite(outer, SWT.EMBEDDED);
+		final Frame frame = SWT_AWT.new_Frame(parent);
+		final Display display = outer.getDisplay();
+
+		String ver = System.getProperty("java.version");
+		if (ver.startsWith("1.7") || ver.startsWith("1.8"))
+		{
+			frame.addWindowListener(new WindowAdapter()
+			{
+				@Override
+				public void windowActivated(WindowEvent e)
+				{
+					display.asyncExec(new Runnable()
+					{
+						@Override
+						public void run()
+						{
+							if (display.getFocusControl() == parent)
+							{
+								try {
+									Method m = Shell.class.getDeclaredMethod("setActiveControl", Control.class);
+									boolean accessible = m.isAccessible();
+									if (!accessible)
+										m.setAccessible(true);
+									m.invoke(parent.getShell(), parent);
+									if (!accessible)
+										m.setAccessible(false);
+								} catch (SecurityException e) {
+									e.printStackTrace();
+								} catch (NoSuchMethodException e) {
+									e.printStackTrace();
+								} catch (IllegalArgumentException e) {
+									e.printStackTrace();
+								} catch (IllegalAccessException e) {
+									e.printStackTrace();
+								} catch (InvocationTargetException e) {
+									e.printStackTrace();
+								}
+							}
+						}
+					});
+				}
+			});
+		}
+
+		SwingUtilities.invokeLater(new Runnable() {
+			public void run() {
+				//final InputContext input = frame.getInputContext();
+				frame.add(createTable());
+
+			}
+		});
+		return parent;
+	}
+
+	private static JComponent createTable() {
+		/* Creating components */
+		int nrows = 1000, ncolumns = 10;
+		Vector<Object> rows = new Vector<Object>();
+		for (int i = 0; i < nrows; i++) {
+			Vector<Object> row = new Vector<Object>();
+			for (int j = 0; j < ncolumns; j++) {
+				row.addElement("Item " + i + "-" + j);
+			}
+			rows.addElement(row);
+		}
+		Vector<Object> columns = new Vector<Object>();
+		for (int i = 0; i < ncolumns; i++) {
+			columns.addElement("Column " + i);
+		}
+		JTable table = new JTable(rows, columns);
+		table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
+		table.createDefaultColumnsFromModel();
+		JScrollPane scrollPane = new JScrollPane(table);
+		return scrollPane;
+	}
+
+}