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Copyright 2010 JBoss 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 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 org.drools.guvnor.client.table;
 * Copyright 2005 JBoss 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

An optional interface to provide widgets for the body of the grid.

Michael Neale
public interface DataModel {

Must always provide a value. This is used for sorting (and display possibly).
    public Comparable getValue(int rowint col);
optionally return a widget to display instead of the text. If null, then the text will be rendered.
    public Widget getWidget(int rowint col);
    public int getNumberOfRows();
    public String getRowId(int row);
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