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FYI: New RepaintManager test
- From: "Roman Kennke" <kennke at aicas dot com>
- To: mauve-patches at sources dot redhat dot com
- Date: Tue, 18 Oct 2005 15:02:59 +0000
- Subject: FYI: New RepaintManager test
- Bounce-to: "Roman Kennke" <kennke@aicas.com>
Here comes a test for RepaintManager that checks a little functionality
in addDirtyRegion.
2005-10-18 Roman Kennke <kennke@aicas.com>
* gnu/testlet/javax/swing/RepaintManager/DisabledEventQueue.java:
Auxiliary helper class.
* gnu/testlet/javax/swing/RepaintManager/addDirtyRegion.java
New test.
/Roman
// Tags: JDK1.2
// Uses: DisabledEventQueue
// 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.RepaintManager;
import java.awt.Rectangle;
import java.awt.Toolkit;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.RepaintManager;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
/**
* Checks the addDirtyRegion method. More specifically, this checks if
* addDirtyRegion does any optimization or not.
*
* @author Roman Kennke (kennke@aicas.com)
*/
public class addDirtyRegion implements Testlet
{
/**
* Starts the test run.
*
* @param harness the test harness to use
*/
public void test(TestHarness harness)
{
test1(harness);
}
/**
* Adds a dirty region for a component and checks if it is correctly
* returned by getDirtyRegion() and isCompletelyDirty().
*
* @param harness the test harness to use
*/
private void test1(TestHarness harness)
{
// Disable event queue to prevent the RepaintManager from working.
Toolkit.getDefaultToolkit().getSystemEventQueue()
.push(new DisabledEventQueue());
JFrame f = new JFrame();
JLabel l = new JLabel("Hello");
f.getContentPane().add(l);
l.setSize(100, 100);
f.setSize(200, 200);
f.setVisible(true);
RepaintManager rm = RepaintManager.currentManager(l);
rm.addDirtyRegion(l, 0, 0, l.getWidth(), l.getHeight());
harness.check(rm.isCompletelyDirty(l), false);
Rectangle dirty = rm.getDirtyRegion(l);
harness.check(dirty.x, 0);
harness.check(dirty.y, 0);
harness.check(dirty.width, l.getWidth());
harness.check(dirty.height, l.getHeight());
}
}
// Tags: not-a-test
// 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.RepaintManager;
import java.awt.AWTEvent;
import java.awt.EventQueue;
/**
* A special EventQueue used for testing purposes. It completely disables
* dispatching of events, so the behaviour of the RepaintManager can be
* examined more closely.
*
* @author Roman Kennke (kennke@aicas.com)
*/
public class DisabledEventQueue extends EventQueue
{
/**
* Overridden to do nothing.
*/
protected void dispatchEvent(AWTEvent ev)
{
// Do nothing.
}
/**
* Overridden to do nothing.
*/
public void postEvent(AWTEvent ev)
{
// Do nothing.
}
}