/*
* 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.components.gridlayout;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.data.Property.ValueChangeListener;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
public class GridLayoutScrollPosition extends AbstractTestUI {
@Override
protected void setup(VaadinRequest request) {
Panel panel = new Panel();
setContent(panel);
GridLayout gridLayout = new GridLayout();
gridLayout.setWidth("500px");
panel.setContent(gridLayout);
gridLayout.setColumns(1);
gridLayout.setRows(1);
Label dummyLabel = new Label("Dummy");
dummyLabel.setHeight("500px");
gridLayout.addComponent(dummyLabel);
final CheckBox visibilityToggleCheckBox = new CheckBox(
"Hide / Show toggleable components");
visibilityToggleCheckBox.setId("visibility-toggle");
visibilityToggleCheckBox.setHeight("2000px");
visibilityToggleCheckBox.setImmediate(true);
visibilityToggleCheckBox.setValue(false); // Initially unchecked
gridLayout.addComponent(visibilityToggleCheckBox);
final Label toggleableLabel = new Label("Toggleable Label");
toggleableLabel.setHeight("2000px");
toggleableLabel.setVisible(false); // Initially hidden
gridLayout.addComponent(toggleableLabel);
visibilityToggleCheckBox
.addValueChangeListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
toggleableLabel.setVisible(visibilityToggleCheckBox
.getValue());
}
});
}
@Override
protected String getTestDescription() {
return "The UI scroll position should not be reset when visibility of GridLayout children is toggled";
}
@Override
protected Integer getTicketNumber() {
return 13386;
}
}