/*
* Copyright 2010 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.sample.showcase.client.content.cell;
import com.google.gwt.i18n.client.HasDirection;
import com.google.gwt.user.cellview.client.AbstractPager;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.view.client.HasRows;
import com.google.gwt.view.client.Range;
/**
* A pager that displays the current range without any controls to change the
* range.
*/
public class RangeLabelPager extends AbstractPager {
/**
* The label that shows the current range.
*/
private final HTML label = new HTML();
/**
* Construct a new {@link RangeLabelPager}.
*/
public RangeLabelPager() {
initWidget(label);
}
@Override
protected void onRangeOrRowCountChanged() {
HasRows display = getDisplay();
Range range = display.getVisibleRange();
int start = range.getStart();
int end = start + range.getLength();
label.setText(start + " - " + end + " : " + display.getRowCount(),
HasDirection.Direction.LTR);
}
}