private/UI/Clear-WpfDataGrid.ps1
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function Clear-WpfDataGrid { <# .SYNOPSIS Clears the contents of a WPF DataGrid. .DESCRIPTION Safely resets the ItemsSource of a WPF DataGrid, removing all displayed rows. .PARAMETER DataGrid The WPF DataGrid control to clear. #> [cmdletbinding()] param ( [Parameter(Mandatory)] [System.Windows.Controls.DataGrid]$DataGrid ) # Option 1: Unbind data $DataGrid.ItemsSource = $null # Option 2: If bound to a collection we control, clear it directly (optional) # if ($DataGrid.ItemsSource -is [System.Collections.IList]) { # $DataGrid.ItemsSource.Clear() # } } |