D2WQuery

Component Description

This Direct to Web reusable component displays a query component. See the "Direct to Web" chapter of WebObjects Tools and Techniques for information about the behavior and appearance of this component.

Synopsis

D2WQuery { [action=anAction;] [displayKeys=keyArray;] entityName=nameString; queryDataSource=aDataSource; [pageConfiguration=configurationName;] };

Bindings

action: The action method to invoke when the user clicks Search DB. This method is invoked after the D2WQuery component fetches the objects matching the query.

displayKeys: The properties of the entity to query (NSArray). You can also represent the array as a string: "(prop1, prop2, ...)".

entityName: The name of the entity to query for (String).

queryDataSource: An EODataSource containing the objects that match the query.

pageConfiguration: The named configuration containing the Web Assistant settings for this component (String). If this binding is not specified, the "*all*" configuration for the query task and the entityName entity is used. See the "Direct to Web" chapter of WebObjects Tools and Techniques for more information about named configurations.

Example

myQuery : D2WQuery {
    entityName = "Movie";
    displayKeys = "(title, roles)";
    queryDataSource = displayGroup.dataSource;
    action = displayGroup.fetch;
}