private void RunFindParcelQuery(LayerDefinition layerDefn)
{
QueryTask queryTask = new QueryTask(layerDefn.Layer());
if (queryTask == null)
{
return;
}
queryTask.ExecuteCompleted += QueryLayer_ExecuteCompleted;
queryTask.Failed += QueryLayer_Failed;
queryTask.CancelAsync();
Query query = new ESRI.ArcGIS.Client.Tasks.Query();
query.OutFields.AddRange(layerDefn.AllFields);
query.ReturnGeometry = true;
query.OutSpatialReference = ParcelMap.SpatialReference;
// if the upper function is null/empty (it defaults to UPPER), then
// an exact case search is performed.
string upper = _xmlConfiguation.UpperFunction;
string wild = _xmlConfiguation.WildcardCharacter;
string endFn = "";
if (upper != "")
{
upper += "(";
endFn = ")";
}
// if the wide card function is null/empty (it defaults to %), then
// an exact search (case and value) is performed.
string where = "";
foreach (string field in layerDefn.SearchFields)
{
if (where != "")
{
where += " or ";
}
if (wild == "")
{
where += "(" + field + " = '" + SearchItem.Text + "')";
}
else
{
where += "(" + upper + field + endFn + " like '" + wild + SearchItem.Text.ToUpper() + wild + "')";
}
}
query.Where = where;
queryTask.ExecuteAsync(query, layerDefn);
}
private void QueryLayer_Failed(object sender, TaskFailedEventArgs args)
{
LayerDefinition layerDefn = (LayerDefinition)args.UserState;
System.Threading.Interlocked.Increment(ref _queryAttributeComplete);
if (_queryAttributeCount == _queryAttributeComplete)
{
Loading.Visibility = System.Windows.Visibility.Collapsed;
}
MessageBox.Show(layerDefn.Layer() + "\n\n" + (string)Application.Current.FindResource("strQueryServiceSupport") + "\n\n" + args.Error, (string)Application.Current.FindResource("strQueryServiceFailed"));
}