/*
* Copyright 2008 Google Inc.
*
* 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.google.gwt.gen2.demo.scrolltable.client.option.paging;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.gen2.demo.scrolltable.client.PagingScrollTableDemo;
import com.google.gwt.gen2.demo.scrolltable.client.option.AbstractOption;
import com.google.gwt.gen2.demo.scrolltable.client.option.CustomForm;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
/**
* An option.
*/
public class CrossPageSelectionOption extends AbstractOption {
/**
* The label that displays the status.
*/
private Label statusLabel = null;
@Override
protected String getDescription() {
return "Enable cross page selection to remember selected row values "
+ "across pages.";
}
@Override
protected Widget onInitialize() {
CustomForm form = new CustomForm();
// Add the current status
statusLabel = new Label();
form.addLabeledWidget("Current Status:", statusLabel);
refreshStatus();
// Add button to change status
{
Button button = new Button("Toggle Cross Page Selection",
new ClickHandler() {
public void onClick(ClickEvent event) {
boolean enabled = PagingScrollTableDemo.get().getPagingScrollTable().isCrossPageSelectionEnabled();
PagingScrollTableDemo.get().getPagingScrollTable().setCrossPageSelectionEnabled(
!enabled);
refreshStatus();
}
});
form.addButton(button);
}
return form;
}
/**
* Refresh the status.
*/
private void refreshStatus() {
if (PagingScrollTableDemo.get().getPagingScrollTable().isCrossPageSelectionEnabled()) {
statusLabel.setText("enabled");
} else {
statusLabel.setText("disabled");
}
}
}