Spread for ASP.NET 13 Product Documentation
FarPoint.Web.Spread Assembly / FarPoint.Web.Spread.Model Namespace / BaseSheetSelectionModel Class / IsEmpty Method
Example


In This Topic
    IsEmpty Method (BaseSheetSelectionModel)
    In This Topic
    Determines whether the model has no selections.
    Syntax
    'Declaration
     
    Public Overridable Function IsEmpty() As Boolean
    'Usage
     
    Dim instance As BaseSheetSelectionModel
    Dim value As Boolean
     
    value = instance.IsEmpty()
    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.
    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()); 
    
    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()) 
    See Also