Spread ASP.NET 6.0 Product Documentation
IsEmpty Method
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FarPoint.Web.Spread Assembly > FarPoint.Web.Spread.Model Namespace > BaseSheetSelectionModel Class : IsEmpty Method


Glossary Item Box

Determines whether the model has no selections.

Syntax

Visual Basic (Declaration) 
Public Overridable Function IsEmpty() As Boolean
Visual Basic (Usage)Copy Code
Dim instance As BaseSheetSelectionModel
Dim value As Boolean
 
value = instance.IsEmpty()
C# 
public virtual bool IsEmpty()

Return Value

true if the model has no selections of cells; false otherwise

Example

This example returns whether the model has any selections.
C#Copy Code
FarPoint.Web.Spread.Model.BaseSheetSelectionModel bsm;
bool b;
bsm = (FarPoint.Web.Spread.Model.BaseSheetSelectionModel)FpSpread1.ActiveSheetView.SelectionModel;
bsm.AddSelection(0, 0, 2, 2);
bsm.AddSelection(1, 1, 3, 3);
b = bsm.IsEmpty();
Response.Write(b.ToString()); 
Visual BasicCopy Code
Dim bsm As FarPoint.web.Spread.Model.BaseSheetSelectionModel
Dim b As Boolean
bsm = FpSpread1.ActiveSheetView.SelectionModel
bsm.AddSelection(0, 0, 1, 1)
bsm.AddSelection(1, 1, 3, 3)
b = bsm.IsEmpty()
Response.Write(b.ToString()) 

Requirements

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

See Also

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