// Tags: JDK1.2
// Uses: ../TestList
// Copyright (C) 2005 Roman Kennke <kennke@aicas.com>
// This file is part of Mauve.
// 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.JList.AccessibleJList.AccessibleJListChild;
import javax.accessibility.AccessibleComponent;
import javax.accessibility.AccessibleContext;
import javax.accessibility.AccessibleState;
import javax.accessibility.AccessibleStateSet;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import gnu.testlet.javax.swing.JList.AccessibleJList.TestList;
/**
* Checks if the isVisible method works correctly. The value of
* isVisible depends on the values of JList.getFirstVisibleIndex and
* JList.getLastVisibleIndex.
*
* Additionally we check the accessible state set, if it reflects the visible
* state.
*
* @author Roman Kennke (kennke@aicas.com)
*/
public class isVisible implements Testlet
{
/**
* Overridden to provide customized isVisible method. This is used to
* check if the isVisible method of AccessibleJListChild forwards to
* the JList or not.
*
* @author Roman Kennke (kennke@aicas.com)
*/
class MyTestList extends TestList
{
boolean visible;
int first;
int last;
/**
* Creates a new instance of MyTestList.
*
* @param items some test items
*/
MyTestList(Object[] items)
{
super(items);
}
public boolean isVisible()
{
return visible;
}
public int getLastVisibleIndex()
{
return last;
}
public int getFirstVisibleIndex()
{
return first;
}
}
public void test(TestHarness harness)
{
MyTestList l = new MyTestList(new String[]{"item"});
TestList.AccessibleTestList al =
(TestList.AccessibleTestList) l.getAccessibleContext();
AccessibleComponent child = (AccessibleComponent) al.getAccessibleChild(0);
l.visible = true;
harness.check(child.isVisible(), true);
l.visible = false;
harness.check(child.isVisible(), true);
harness.check(l.isVisible(), false);
// The above test show that isVisible is independent from the parent JList.
// Check if this reacts to child.setVisible() (It does not).
child.setVisible(true);
harness.check(child.isVisible(), true);
child.setVisible(false);
harness.check(child.isVisible(), true);
// The only thing left is that isVisible depends on the values
// of JList.getFirstVisibleIndex and JList.getLastVisibleIndex
AccessibleContext ctx = (AccessibleContext) child;
AccessibleStateSet states;
l.first = 0;
l.last = 0;
harness.check(child.isVisible(), true);
states = ctx.getAccessibleStateSet();
harness.check(states.contains(AccessibleState.VISIBLE));
l.first = 1;
l.last = 1;
harness.check(child.isVisible(), false);
states = ctx.getAccessibleStateSet();
harness.check(!states.contains(AccessibleState.VISIBLE));
}
}