Spread for ASP.NET 10 Product Documentation
Validators Property (BaseCellType)
Example 


Gets the validator collection.
Syntax
'Declaration
 
Public Overridable ReadOnly Property Validators As ValidatorCollection
'Usage
 
Dim instance As BaseCellType
Dim value As ValidatorCollection
 
value = instance.Validators
public virtual ValidatorCollection Validators {get;}
Example
This example specifies a validator for the cell.
// Add this section to the ASPX page
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ErrorMessage="RequiredFieldValidator"></asp:RequiredFieldValidator>
<asp:CompareValidator ID="CompareValidator1" runat="server" ErrorMessage="CompareValidator"></asp:CompareValidator>
<asp:RangeValidator ID="RangeValidator1" runat="server" ErrorMessage="RangeValidator"></asp:RangeValidator>

protected void Page_Load(object sender, System.EventArgs e)
{
if (IsPostBack) return;
FpSpread1.Sheets[0].RowCount = 10;
FpSpread1.Sheets[0].ColumnCount = 7;
// RequiredFieldValidator, from code
FarPoint.Web.Spread.TextCellType txt1 = new FarPoint.Web.Spread.TextCellType();
RequiredFieldValidator rfv = new RequiredFieldValidator();
rfv.ErrorMessage = "RequiredFieldValidator, from code: value required!";
txt1.Validators.Add(rfv);
FpSpread1.ActiveSheetView.Cells[0, 0].Text = "RequiredFieldValidator, from code";
FpSpread1.ActiveSheetView.Cells[0, 1].CellType = txt1;

// RequiredFieldValidator, from toolbox
FarPoint.Web.Spread.TextCellType txt2 = new FarPoint.Web.Spread.TextCellType();
RequiredFieldValidator1.ErrorMessage = "RequiredFieldValidator, from toolbox: value required!";
txt2.Validators.Add(RequiredFieldValidator1);
FpSpread1.ActiveSheetView.Cells[1, 0].Text = "RequiredFieldValidator, from toolbox";
FpSpread1.ActiveSheetView.Cells[1, 1].CellType = txt2;

// CompareValidator, from toolbox
FarPoint.Web.Spread.TextCellType txt3 = new FarPoint.Web.Spread.TextCellType();
CompareValidator1.ErrorMessage = "CompareValidator, from toolbox: password does not match! Enter \"Spread\"";
CompareValidator1.ValueToCompare = "Spread";
txt3.Validators.Add(CompareValidator1);
FpSpread1.ActiveSheetView.Cells[2, 0].Text = "CompareValidator, from toolbox";
FpSpread1.ActiveSheetView.Cells[2, 1].CellType = txt3;

// CompareValidator, from code
FarPoint.Web.Spread.TextCellType txt4 = new FarPoint.Web.Spread.TextCellType();
CompareValidator cv = new CompareValidator();
cv.ErrorMessage = "CompareValidator, from toolbox: password does not match! Enter \"Spread\"";
cv.ValueToCompare = "Spread";
txt4.Validators.Add(cv);
FpSpread1.ActiveSheetView.Cells[3, 0].Text = "CompareValidator, from code";
FpSpread1.ActiveSheetView.Cells[3, 1].CellType = txt4;

// RangeValidator, from toolbox
FarPoint.Web.Spread.TextCellType txt5 = new FarPoint.Web.Spread.TextCellType();
RangeValidator1.ErrorMessage = "RangeValidator, from toolbox: value should in range [10 - 15]";
RangeValidator1.MinimumValue = "10"; RangeValidator1.MaximumValue = "15";
RangeValidator1.Type = ValidationDataType.Integer;
txt5.Validators.Add(RangeValidator1);
FpSpread1.ActiveSheetView.Cells[4, 0].Text = "RangeValidator, from toolbox";
FpSpread1.ActiveSheetView.Cells[4, 1].CellType = txt5;

// RangeValidator, from code
FarPoint.Web.Spread.TextCellType txt6 = new FarPoint.Web.Spread.TextCellType();
RangeValidator rv = new RangeValidator();
rv.ErrorMessage = "RangeValidator, from toolbox: value should in range [10 - 15]";
rv.MinimumValue = "10"; rv.MaximumValue = "15";
rv.Type = ValidationDataType.Integer;
txt6.Validators.Add(rv);
FpSpread1.ActiveSheetView.Cells[5, 0].Text = "RangeValidator, from toolbox";
FpSpread1.ActiveSheetView.Cells[5, 1].CellType = txt6;
}
'Add this section to the ASPX page
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ErrorMessage="RequiredFieldValidator"></asp:RequiredFieldValidator>
<asp:CompareValidator ID="CompareValidator1" runat="server" ErrorMessage="CompareValidator"></asp:CompareValidator>
<asp:RangeValidator ID="RangeValidator1" runat="server" ErrorMessage="RangeValidator"></asp:RangeValidator>


Protected Sub Page_Load(sender As Object, e As System.EventArgs)
If IsPostBack Then
 Return
End If
FpSpread1.Sheets(0).RowCount = 10
FpSpread1.Sheets(0).ColumnCount = 7
' RequiredFieldValidator, from code
Dim txt1 As New FarPoint.Web.Spread.TextCellType()
Dim rfv As New RequiredFieldValidator()
rfv.ErrorMessage = "RequiredFieldValidator, from code: value required!"
txt1.Validators.Add(rfv)
FpSpread1.ActiveSheetView.Cells(0, 0).Text = "RequiredFieldValidator, from code"
FpSpread1.ActiveSheetView.Cells(0, 1).CellType = txt1

' RequiredFieldValidator, from toolbox
Dim txt2 As New FarPoint.Web.Spread.TextCellType()
RequiredFieldValidator1.ErrorMessage = "RequiredFieldValidator, from toolbox: value required!"
txt2.Validators.Add(RequiredFieldValidator1)
FpSpread1.ActiveSheetView.Cells(1, 0).Text = "RequiredFieldValidator, from toolbox"
FpSpread1.ActiveSheetView.Cells(1, 1).CellType = txt2

' CompareValidator, from toolbox
Dim txt3 As New FarPoint.Web.Spread.TextCellType()
CompareValidator1.ErrorMessage = "CompareValidator, from toolbox: password does not match! Enter ""Spread"""
CompareValidator1.ValueToCompare = "Spread"
txt3.Validators.Add(CompareValidator1)
FpSpread1.ActiveSheetView.Cells(2, 0).Text = "CompareValidator, from toolbox"
FpSpread1.ActiveSheetView.Cells(2, 1).CellType = txt3

' CompareValidator, from code
Dim txt4 As New FarPoint.Web.Spread.TextCellType()
Dim cv As New CompareValidator()
cv.ErrorMessage = "CompareValidator, from toolbox: password does not match! Enter ""Spread"""
cv.ValueToCompare = "Spread"
txt4.Validators.Add(cv)
FpSpread1.ActiveSheetView.Cells(3, 0).Text = "CompareValidator, from code"
FpSpread1.ActiveSheetView.Cells(3, 1).CellType = txt4

' RangeValidator, from toolbox
Dim txt5 As New FarPoint.Web.Spread.TextCellType()
RangeValidator1.ErrorMessage = "RangeValidator, from toolbox: value should in range [10 - 15]"
RangeValidator1.MinimumValue = "10"
RangeValidator1.MaximumValue = "15"
RangeValidator1.Type = ValidationDataType.[Integer]
txt5.Validators.Add(RangeValidator1)
FpSpread1.ActiveSheetView.Cells(4, 0).Text = "RangeValidator, from toolbox"
FpSpread1.ActiveSheetView.Cells(4, 1).CellType = txt5

' RangeValidator, from code
Dim txt6 As New FarPoint.Web.Spread.TextCellType()
Dim rv As New RangeValidator()
rv.ErrorMessage = "RangeValidator, from toolbox: value should in range [10 - 15]"
rv.MinimumValue = "10"
rv.MaximumValue = "15"
rv.Type = ValidationDataType.[Integer]
txt6.Validators.Add(rv)
FpSpread1.ActiveSheetView.Cells(5, 0).Text = "RangeValidator, from toolbox"
FpSpread1.ActiveSheetView.Cells(5, 1).CellType = txt6
End Sub
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

BaseCellType Class
BaseCellType Members

 

 


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