| // Copyright 2007, 2008 The Apache Software Foundation |
| // |
| // 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 org.apache.tapestry5.grid; |
| |
| import org.apache.tapestry5.beaneditor.BeanModel; |
| |
| /** |
| * A provider of model data to the sub-components of the {@link org.apache.tapestry5.corelib.components.Grid} component. |
| * The primary implementor of this component is the Grid component itself. This is effectively a way to package three |
| * values as a single parameter to components such as {@link org.apache.tapestry5.corelib.components.GridColumns} and |
| * {@link org.apache.tapestry5.corelib.components.GridRows}. |
| */ |
| public interface GridModel |
| { |
| /** |
| * Returns the data model, which defines the columns (in terms of properties of the row type), and provides access |
| * to actual values for a given row instance. |
| */ |
| BeanModel getDataModel(); |
| |
| /** |
| * Returns the source for the data to be presented in the Grid. |
| */ |
| GridDataSource getDataSource(); |
| |
| /** |
| * Returns the object used to track sorting behavior of the Grid. |
| */ |
| GridSortModel getSortModel(); |
| } |