Skip to main content

BingSearchDataProvider.SearchCompleted Event

Occurs when a search operation has been completed.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v23.1.dll

NuGet Package: DevExpress.Win.Map


public event BingSearchCompletedEventHandler SearchCompleted

Event Data

The SearchCompleted event's data class is BingSearchCompletedEventArgs. The following properties provide information specific to this event:

Property Description
Cancelled Gets a value indicating whether an asynchronous operation has been canceled. Inherited from AsyncCompletedEventArgs.
Error Gets a value indicating which error occurred during an asynchronous operation. Inherited from AsyncCompletedEventArgs.
RequestResult Returns the result of the search request. Inherited from SearchCompletedEventArgs.
UserState Gets the unique identifier for the asynchronous task. Inherited from AsyncCompletedEventArgs.

The event data class exposes the following methods:

Method Description
RaiseExceptionIfNecessary() Raises a user-supplied exception if an asynchronous operation failed. Inherited from AsyncCompletedEventArgs.


To manually generate map items for received GIS data, do the following.

View Example

using DevExpress.XtraEditors;
using DevExpress.XtraMap;
using System;
using System.Text;

namespace MapControl_SearchProcessing {
    public partial class Form1 : XtraForm {

        string BingKey { get { return "YourBingKey"; } }

        public Form1() {
            SearchProvider.SearchCompleted += OnSearchCompleted;
            SearchLayer.DataRequestCompleted += OnDataRequestCompleted;
            BingMapDataProvider.BingKey = BingKey;
            SearchProvider.BingKey = BingKey;

        private void btnSearch_Click(object sender, EventArgs e) {

        #region #SearchResultProcessing
        void OnSearchCompleted(object sender, BingSearchCompletedEventArgs e) {
            if(e.Cancelled) return;
            if(e.RequestResult.ResultCode != RequestResultCode.Success) {
                meResult.Text = "The Bing Search service does not work for this location.";

            StringBuilder resultList = new StringBuilder("");
            int resCounter = 1;
            foreach(BingLocationInformation resultInfo in e.RequestResult.SearchResults) {
                resultList.Append(String.Format("Result {0}:  \r\n", resCounter));
                resultList.Append(String.Format("Name: {0}\r\n", resultInfo.DisplayName));              
                resultList.Append(String.Format("Address: {0}\r\n", resultInfo.Address.FormattedAddress));
                resultList.Append(String.Format("Confidence level: {0}\r\n", resultInfo.Confidence));
                resultList.Append(String.Format("Geographic coordinates:  {0}\r\n", resultInfo.Location));
                resultList.Append(String.Format("Match code: {0}\r\n", resultInfo.MatchCode));
            meResult.Text = resultList.ToString();
        #endregion #SearchResultProcessing

        void OnDataRequestCompleted(object sender, RequestCompletedEventArgs e) {
See Also