Spread for ASP.NET 9.0 Product Documentation
Grouping Event
Example 


Occurs when the user is grouping.
Syntax
'Declaration
 
Public Event Grouping As GroupingEventHandler
'Usage
 
Dim instance As FpSpread
Dim handler As GroupingEventHandler
 
AddHandler instance.Grouping, handler
public event GroupingEventHandler Grouping
Event Data

The event handler receives an argument of type GroupingEventArgs containing data related to this event. The following GroupingEventArgs properties provide information specific to this event.

PropertyDescription
CancelGets or sets whether to cancel the grouping.  
GroupComparerGets or sets the group comparer.  
SortInfoGets the sorting information.  
Remarks

The GroupingEventHandler receives an argument of type GroupingEventArgs containing data related to this event. This event also fires when the user ungroups the last group.

Example
This example uses the Grouping event.
FpSpread1.ActiveSheetView.AllowColumnMove = true;
FpSpread1.ActiveSheetView.GroupBarVisible = true;
FpSpread1.ActiveSheetView.GroupBarBackColor = Drawing.Color.Salmon;
FpSpread1.ActiveSheetView.GroupBarHeight = 50;
FpSpread1.ActiveSheetView.GroupMaximumLevel = 5;
FpSpread1.ActiveSheetView.AllowGroup = true;
FarPoint.Web.Spread.GroupInfo gi = new FarPoint.Web.Spread.GroupInfo();
gi.BackColor = Drawing.Color.Yellow;
FarPoint.Web.Spread.GroupInf gi2 = new FarPoint.Web.Spread.GroupInfo();
gi2.BackColor = Drawing.Color.Green;
FarPoint.Web.Spread.GroupInfoCollection gic = new FarPoint.Web.Spread.GroupInfoCollection();
gic.Add(gi);
FpSpread1.ActiveSheetView.GroupInfos.Add(gic(0));

protected void FpSpread1_Grouping(object sender, FarPoint.Web.Spread.GroupingEventArgs e)
        {
            e.Cancel = true;
        }
FpSpread1.ActiveSheetView.AllowColumnMove = True
FpSpread1.ActiveSheetView.GroupBarVisible = True
FpSpread1.ActiveSheetView.GroupBarBackColor = Drawing.Color.Salmon
FpSpread1.ActiveSheetView.GroupBarHeight = 50
FpSpread1.ActiveSheetView.GroupMaximumLevel = 5
FpSpread1.ActiveSheetView.AllowGroup = True
Dim gi As New FarPoint.Web.Spread.GroupInfo
gi.BackColor = Drawing.Color.Yellow
Dim gi2 As New FarPoint.Web.Spread.GroupInfo
gi2.BackColor = Drawing.Color.Green
Dim gic As New FarPoint.Web.Spread.GroupInfoCollection()
gic.Add(gi)
FpSpread1.ActiveSheetView.GroupInfos.Add(gic(0))

Protected Sub FpSpread1_Grouping(ByVal sender As Object, ByVal e As FarPoint.Web.Spread.GroupingEventArgs) Handles FpSpread1.Grouping
            e.Cancel = True
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

FpSpread Class
FpSpread Members

 

 


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