Spread for ASP.NET 9.0 Product Documentation
RemoveAt Method (NamedStyleCollection)
Example 


Zero-based index of the style to be removed
Removes a named style (NamedStyle object) from the collection at the specified index.
Syntax
'Declaration
 
Public Overridable Sub RemoveAt( _
   ByVal index As Integer _
) 
'Usage
 
Dim instance As NamedStyleCollection
Dim index As Integer
 
instance.RemoveAt(index)
public virtual void RemoveAt( 
   int index
)

Parameters

index
Zero-based index of the style to be removed
Exceptions
ExceptionDescription
System.IndexOutOfRangeException Specified index is out of range; must be between 0 and the total number in the collection
Example
This example removes a style at the specified index in the collection.
FarPoint.Web.Spread.NamedStyleCollection nsc = new FarPoint.Web.Spread.NamedStyleCollection();
FarPoint.Web.Spread.NamedStyle ns = new FarPoint.Web.Spread.NamedStyle("StyleData", "DataAreaDefault");
FarPoint.Web.Spread.NamedStyle ns1 = new FarPoint.Web.Spread.NamedStyle("HeaderData", "HeaderDefault");
ns.BackColor = Color.Yellow;
ns.Border = new FarPoint.Web.Spread.Border(BorderStyle.Double, Color.Blue);
ns1.BackColor = Color.Teal;
ns1.Border = new FarPoint.Web.Spread.Border(BorderStyle.Double, Color.Red);
nsc.AddRange(new Object[] {ns, ns1});
FpSpread1.NamedStyles.Add(ns1);
FpSpread1.ActiveSheetView.ColumnHeader.DefaultStyle = ns1;
if(IsPostBack)
{
    nsc.RemoveAt(1);
    IEnumerator ie = nsc.GetEnumerator();
    foreach(FarPoint.Web.Spread.NamedStyle n in nsc)
    {
        ie.MoveNext();
        FpSpread1.NamedStyles.Add((FarPoint.Web.Spread.NamedStyle)ie.Current);
        FpSpread1.ActiveSheetView.ColumnHeader.DefaultStyle = (FarPoint.Web.Spread.NamedStyle)ie.Current;
    }
}
Dim nsc As New FarPoint.Web.Spread.NamedStyleCollection
Dim ns As New FarPoint.Web.Spread.NamedStyle("StyleData", "DataAreaDefault")
Dim ns1 As New FarPoint.Web.Spread.NamedStyle("HeaderData", "HeaderDefault")
Dim n As FarPoint.Web.Spread.NamedStyle
ns.BackColor = Color.Yellow
ns.Border = New FarPoint.Web.Spread.Border(BorderStyle.Double, Color.Blue)
ns1.BackColor = Color.Teal
ns1.Border = New FarPoint.Web.Spread.Border(BorderStyle.Double, Color.Red)
nsc.AddRange(New Object() {ns, ns1})
FpSpread1.NamedStyles.Add(ns1)
FpSpread1.ActiveSheetView.ColumnHeader.DefaultStyle = ns1
If IsPostBack Then
    nsc.RemoveAt(1)
    Dim ie As IEnumerator = nsc.GetEnumerator
    For Each n In nsc
        ie.MoveNext()
        FpSpread1.NamedStyles.Add(ie.Current)
        FpSpread1.ActiveSheetView.ColumnHeader.DefaultStyle = ie.Current
    Next
End If
Requirements

Target Platforms: Windows 7, Windows 8, Windows 10, Windows Vista, Windows Server 2003, Windows Server 2008, Windows Server 2012, Windows XP Professional

See Also

Reference

NamedStyleCollection Class
NamedStyleCollection Members
AddRange Method
Add Method
Clear Method
CopyTo Method
Insert Method
Remove Method
Count Property

 

 


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