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IPointFeatureSourceBeginQuery Method

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Begins a query for all features from a data source.

Namespace:  Telogis.GeoBase.DataSources
Assembly:  geobase.net (in geobase.net.dll) Version: 4.99.0.0
Syntax
IAsyncResult BeginQuery(
	BoundingBox queryBounds,
	AsyncCallback callback,
	Object state
)

Parameters

queryBounds
Type: Telogis.GeoBaseBoundingBox
The BoundingBox representing the area within which to query.
callback
Type: SystemAsyncCallback
Method to call when the search is complete.
state
Type: SystemObject
The state of the asynchronous search.

Return Value

Type: IAsyncResult
An IAsyncResult that will be passed by the caller to EndQuery.
Remarks
IPointFeatureSource objects are not expected to implement caching. The caller should not call BeginQuery at a rate more frequent than the refresh rate.
See Also