/*
* Copyright 2000-2014 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.tests.layouts;
import com.vaadin.annotations.Widgetset;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.tests.extensions.LayoutMemoryUsageIE8Extension;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.HasComponents;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
@Widgetset("com.vaadin.tests.widgetset.TestingWidgetSet")
public class IE8MeasuredSizeMemoryLeak extends AbstractTestUI {
private boolean state = false;
private HasComponents component1 = new VerticalLayout() {
{
for (int i = 1; i <= 200; i++) {
String idText = "ID:" + i;
Label c = new Label(idText);
c.setId(idText);
addComponent(c);
}
}
};
private HasComponents component2 = new VerticalLayout() {
{
for (int i = 201; i <= 400; i++) {
String idText = "ID:" + i;
Label c = new Label(idText);
c.setId(idText);
addComponent(c);
}
}
};
/*
* (non-Javadoc)
*
* @see com.vaadin.tests.components.AbstractTestUI#setup(com.vaadin.server.
* VaadinRequest)
*/
@Override
protected void setup(VaadinRequest request) {
new LayoutMemoryUsageIE8Extension().extend(this);
VerticalLayout layout = new VerticalLayout();
setContent(layout);
final VerticalLayout contentLayout = new VerticalLayout();
Button button = new Button("Toggle");
button.setId("toggle");
button.addClickListener(new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
contentLayout.removeAllComponents();
if (state) {
contentLayout.addComponent(component1);
} else {
contentLayout.addComponent(component2);
}
state = !state;
}
});
layout.addComponent(button);
layout.addComponent(contentLayout);
}
/*
* (non-Javadoc)
*
* @see com.vaadin.tests.components.AbstractTestUI#getTestDescription()
*/
@Override
protected String getTestDescription() {
return "IE8 leaks memory when components are added and removed";
}
/*
* (non-Javadoc)
*
* @see com.vaadin.tests.components.AbstractTestUI#getTicketNumber()
*/
@Override
protected Integer getTicketNumber() {
return 12688;
}
}