/// <summary>
/// Opens a dialog so the user can select a dataset containing the new data to be transformed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void inputDatasetButton_Click(object sender, EventArgs e)
{
try
{
IGxObjectFilter datasetFilter = new GxFilterFeatureDatasetsClass();
IGxDialog dlg = new GxDialogClass();
IGxObjectFilterCollection filters = (IGxObjectFilterCollection)dlg;
filters.AddFilter(datasetFilter, true);
dlg.Title = "Select the feature dataset containing the data to be transformed";
dlg.ButtonCaption = "Select";
IEnumGxObject objects = null;
if (dlg.DoModalOpen(0, out objects))
{
IGxObject obj = objects.Next();
_inputDatasetName = (IFeatureDatasetName2)obj.InternalObjectName;
inputDatasetTextBox.Text = obj.Parent.Name + "/" + obj.Name;
List <IDatasetName> fcNames =
EsriUtilities.GetFeatureClassNames(esriGeometryType.esriGeometryPoint,
_inputDatasetName);
fcNames.Sort(_nameComparer);
controlPointsComboBox.DataSource = fcNames;
controlPointsComboBox.DisplayMember = "Name";
EnableSave();
}
}
catch (Exception ex)
{
ShowError(ex.Message);
}
}
/// <summary>
/// 获取要素数据集中所有拓扑的名称
/// </summary>
/// <param name="featureDataset"></param>
/// <returns></returns>
public static List <string> GetAllTopoNames(this IFeatureDataset featureDataset)
{
List <string> result = new List <string>();
IFeatureDatasetName2 featureDatasetName = (IFeatureDatasetName2)featureDataset.FullName;
IEnumDatasetName enumDsName = featureDatasetName.TopologyNames;
IDatasetName dsName;
while ((dsName = enumDsName.Next()) != null)
{
result.Add(dsName.Name);
}
return(result);
}
