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DrillDownGeoCoderBeginGetRegions Method

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Begins an asynchronous region search operation.

Namespace:  Telogis.GeoBase
Assembly:  geobase.net (in geobase.net.dll) Version: 4.98.0.0
Syntax
public IAsyncResult BeginGetRegions(
	int level,
	string searchstring,
	AsyncCallback asyncCallback,
	Object asyncstate
)

Parameters

level
Type: SystemInt32
The region level to query.
searchstring
Type: SystemString
The search term used to find regions.
asyncCallback
Type: SystemAsyncCallback
The method to call when the search is complete.
asyncstate
Type: SystemObject
The state of the asynchronous search.

Return Value

Type: IAsyncResult
IAsyncResult allowing the caller to query the state of the search.
Remarks

An asynchronous region search is performed using the drilldown geocoder's BeginGetRegions in conjunction with AbortGetRegions, and EndGetRegions.

AbortGetRegions simply cancels an asynchronous region search operation.

See Also