Grid Column and Row Collections
//File:Window.xaml.vb
Imports System
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Documents
Namespace columndefinitions_grid
Public Partial Class Window1
Inherits Window
Private rowDef1 As RowDefinition
Private colDef1 As ColumnDefinition
Private Sub insertRowAt(sender As Object, e As RoutedEventArgs)
rowDef1 = New RowDefinition()
grid1.RowDefinitions.Insert(grid1.RowDefinitions.Count, rowDef1)
Console.WriteLine(grid1.RowDefinitions.IndexOf(rowDef1).ToString())
End Sub
End Class
End Namespace