Spread Silverlight Documentation
GrapeCity.Windows.SpreadSheet.Data Namespace / DataValidator Class / CreateTextLengthValidator Method
The type of ComparisonOperator compare operator.
The first object.
The second object.
Example


In This Topic
    CreateTextLengthValidator Method
    In This Topic
    Creates a validator based on text length.
    Syntax
    'Declaration
     
    Public Shared Function CreateTextLengthValidator( _
       ByVal typeOperator As ComparisonOperator, _
       ByVal v1 As Object, _
       ByVal v2 As Object _
    ) As DataValidator
    'Usage
     
    Dim typeOperator As ComparisonOperator
    Dim v1 As Object
    Dim v2 As Object
    Dim value As DataValidator
     
    value = DataValidator.CreateTextLengthValidator(typeOperator, v1, v2)
    public static DataValidator CreateTextLengthValidator( 
       ComparisonOperator typeOperator,
       object v1,
       object v2
    )

    Parameters

    typeOperator
    The type of ComparisonOperator compare operator.
    v1
    The first object.
    v2
    The second object.

    Return Value

    Returns a new validator.
    Example
    This example uses the CreateTextLengthValidator method.
    gcSpreadSheet1.HighlightInvalidData = true;
    var valid = GrapeCity.Windows.SpreadSheet.Data.DataValidator.CreateListValidator("5,10,15,20");             
    gcSpreadSheet1.Sheets[0].Cells[0, 1].DataValidator = valid;
    gcSpreadSheet1.Sheets[0].Cells[0, 0].Text = "5, 10, 15, and 20 are valid numbers.";
                
    var valid1 = GrapeCity.Windows.SpreadSheet.Data.DataValidator.CreateNumberValidator(GrapeCity.Windows.SpreadSheet.Data.ComparisonOperator.GreaterThan, "5", "20", true);
    gcSpreadSheet1.Sheets[0].Cells[1, 1].DataValidator = valid1;
    gcSpreadSheet1.Sheets[0].Cells[1,0].Text = "A number greater than 5 is valid.";
    
    var valid2 = GrapeCity.Windows.SpreadSheet.Data.DataValidator.CreateTextLengthValidator(GrapeCity.Windows.SpreadSheet.Data.ComparisonOperator.GreaterThan, "4", "20");            
    gcSpreadSheet1.Sheets[0].Cells[2, 1].DataValidator = valid2;
    gcSpreadSheet1.Sheets[0].Cells[2, 0].Text = "Type more than four characters.";
    GcSpreadSheet1.HighlightInvalidData = True
    Dim valid = GrapeCity.Windows.SpreadSheet.Data.DataValidator.CreateListValidator("5,10,15,20")
    GcSpreadSheet1.Sheets(0).Cells(0, 1).DataValidator = valid
    GcSpreadSheet1.Sheets(0).Cells(0, 0).Text = "5, 10, 15, and 20 are valid numbers."
    
    Dim valid1 = GrapeCity.Windows.SpreadSheet.Data.DataValidator.CreateNumberValidator(GrapeCity.Windows.SpreadSheet.Data.ComparisonOperator.GreaterThan, "5", "20", True)
    GcSpreadSheet1.Sheets(0).Cells(1, 1).DataValidator = valid1
    GcSpreadSheet1.Sheets(0).Cells(1, 0).Text = "A number greater than 5 is valid."
    
    Dim valid2 = GrapeCity.Windows.SpreadSheet.Data.DataValidator.CreateTextLengthValidator(GrapeCity.Windows.SpreadSheet.Data.ComparisonOperator.GreaterThan, "4", "20")
    GcSpreadSheet1.Sheets(0).Cells(2, 1).DataValidator = valid2
    GcSpreadSheet1.Sheets(0).Cells(2, 0).Text = "Type more than four characters."
    See Also