// Tags: JDK1.2
// Copyright (C) 2005 Roman Kennke <kennke@aicas.com>
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.javax.swing.JScrollPane.AccessibleJScrollPane;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.awt.Point;
import java.beans.PropertyChangeEvent;
import javax.accessibility.AccessibleContext;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.JViewport;
/**
* Tests if the resetViewport method of AccessibleJViewport works correctly.
*/
public class resetViewport implements Testlet
{
static boolean resetViewPortCalled;
static class TestScrollPane extends JScrollPane
{
class TestAccessibleScrollPane extends AccessibleJScrollPane
{
public void resetViewPort()
{
resetViewPortCalled = true;
super.resetViewPort();
}
}
public AccessibleContext getAccessibleContext()
{
if (accessibleContext == null)
accessibleContext = new TestAccessibleScrollPane();
return accessibleContext;
}
}
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
test1(harness);
test2(harness);
test3(harness);
}
/**
* This test shows that resetViewPort is not used to reset the viewport
* to the position (0, 0).
*
* @param harness the test harness to use
*/
void test1(TestHarness harness)
{
JScrollPane sp = new TestScrollPane();
JViewport vp = sp.getViewport();
vp.setView(new JLabel("Hello World"));
TestScrollPane.TestAccessibleScrollPane asp =
(TestScrollPane.TestAccessibleScrollPane) sp.getAccessibleContext();
vp.setViewPosition(new Point(10, 10));
harness.check(vp.getViewPosition().equals(new Point(0, 0)), false);
asp.resetViewPort();
harness.check(vp.getViewPosition().equals(new Point(0, 0)), false);
}
/**
* This test shows that resetViewPort is not called in response to a
* property change of 'viewport' in the scrollpane.
*
* @param harness the test harness to use
*/
void test2(TestHarness harness)
{
JScrollPane sp = new TestScrollPane();
TestScrollPane.TestAccessibleScrollPane asp =
(TestScrollPane.TestAccessibleScrollPane) sp.getAccessibleContext();
resetViewPortCalled = false;
asp.propertyChange(new PropertyChangeEvent(sp, "viewport",
sp.getViewport(),
new JViewport()));
harness.check(resetViewPortCalled, false);
}
void test3(TestHarness harness)
{
JScrollPane sp = new TestScrollPane();
TestScrollPane.TestAccessibleScrollPane asp =
(TestScrollPane.TestAccessibleScrollPane) sp.getAccessibleContext();
resetViewPortCalled = false;
sp.setViewport(new JViewport());
harness.check(resetViewPortCalled, true);
}
}