Spread Windows Forms 6.0 Product Documentation
GetActiveColumnViewportIndex(Int32) Method
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FarPoint.Win.Spread Assembly > FarPoint.Win.Spread Namespace > FpSpread Class > GetActiveColumnViewportIndex Method : GetActiveColumnViewportIndex(Int32) Method

Sheet index

Glossary Item Box

Gets the index of the active viewport column for the specified sheet.


Visual Basic (Declaration) 
Public Overloads Function GetActiveColumnViewportIndex( _
   ByVal sheetIndex As Integer _
) As Integer
Visual Basic (Usage)Copy Code
Dim instance As FpSpread
Dim sheetIndex As Integer
Dim value As Integer
value = instance.GetActiveColumnViewportIndex(sheetIndex)
public int GetActiveColumnViewportIndex( 
   int sheetIndex


Sheet index

Return Value

Integer index of the active viewport column


System.ArgumentOutOfRangeException Specified sheet index is out of range; must be between 0 and total number of sheets


The sheet index is zero-based, so the first sheet has an index of 0.

The viewport column index is zero-based, so the first (leftmost) viewport column has an index of 0.


C#Copy Code
fpSpread1.Sheets.Count = 3;
fpSpread1.AddViewport(1, 0, 0);

int i;
i = fpSpread1.GetActiveColumnViewportIndex(1);
textBox1.Text = i.ToString();
Visual BasicCopy Code
FpSpread1.Sheets.Count = 3
FpSpread1.AddViewport(1, 0, 0)

Dim i As Integer
i = FpSpread1.GetActiveColumnViewportIndex(1)
TextBox1.Text = i.ToString()


Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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