ILanerAttributeColumns.Clear

Syntax

Clear;

Description

The Clear method clears all attributes from the collection.

Example

Executing the example requires a form with the Button1 button, the TabSheetBox component and the UiErAnalyzer component named UiErAnalyzer1 that is a data source for TabSheetBox. Working area of the time series database must be loaded to UiErAnalyzer1.

Sub Button1OnClick(Sender: Object; Args: IMouseEventArgs);

Var

ErAn: IEaxAnalyzer;

Laner: ILaner;

Rubrikator: IRubricator;

Attr: IMetaAttributes;

LanerAttr: ILanerAttributeColumns;

Begin

ErAn := UiErAnalyzer1.ErAnalyzer;

Laner := ErAn.Laner;

Laner.BeginUpdate;

Rubrikator := Laner.RubricatorInstance.Rubricator;

LanerAttr := Laner.AttributeColumns;

If LanerAttr.Count > 0 Then

LanerAttr.Clear;

End If;

// Additional attribute displaying

Attr := Rubrikator.Facts.Attributes;

LanerAttr.Add(Attr.FindById("REV"));

Laner.EndUpdate;

End Sub Button1OnClick;

Click the button to start executing this example. If there are any elements in the collection of displayed series attributes, the collection is cleared. Then the Revision attribute is added to it.