/// <summary>
/// Create a new instant.
/// </summary>
/// <param name="param"></param>
public IndexElement(IndexParam param)
{
InitializeComponent();
GroupBox.Text = param.Name;
//We save the parameters passed in
base.Param = param;
HandleStatusLight();
}
/// <summary>
/// Fires when one of the paramters value has beend changed, usually when a user changes a input or output parameters value, this can be used to populate input2 parameters default values.
/// </summary>
/// <param name="sender">Sender that fired the event.</param>
public override void ParameterChanged(Parameter sender)
{
// This will give the Featureset values to second parameter
if (sender != _inputParam[0])
{
return;
}
FeatureSetParam fsp = _inputParam[0] as FeatureSetParam;
IndexParam ip = _inputParam[1] as IndexParam;
if (fsp?.Value != null && ip != null)
{
ip.Fs = fsp.Value as FeatureSet;
}
}
/// <summary>
/// Once the parameters have been configured the Execute command can be called, it returns true if successful
/// </summary>
/// <param name="cancelProgressHandler">The progress handler.</param>
/// <returns>True, if executed successfully.</returns>
public override bool Execute(ICancelProgressHandler cancelProgressHandler)
{
IFeatureSet input1 = _inputParam[0].Value as IFeatureSet;
input1?.FillAttributes();
IndexParam ip = _inputParam[1] as IndexParam;
string input2 = string.Empty;
if (ip != null)
{
input2 = ip.Value;
}
IFeatureSet output = _outputParam[0].Value as IFeatureSet;
return(Execute(input1, input2, output, cancelProgressHandler));
}
/// <summary>
/// The parameters array should be populated with default values here
/// </summary>
public override void Initialize()
{
_inputParam = new Parameter[2];
_inputParam[0] = new FeatureSetParam(TextStrings.input1FeatureSet)
{
HelpText = TextStrings.InputFeatureSettodelete
};
_inputParam[1] = new IndexParam(TextStrings.SelectFeaturestoDelete)
{
HelpText = TextStrings.ExpressionSelectFeatures
};
_outputParam = new Parameter[1];
_outputParam[0] = new FeatureSetParam(TextStrings.OutputFeatureSet)
{
HelpText = TextStrings.SelectResultFeatureSetDirectory
};
}
