public/ListBox.ps1
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<#
.SYNOPSIS A listbox control .DESCRIPTION A listbox control .PARAMETER name The name of the control .PARAMETER contents The contents of the listbox .PARAMETER initialValue The item from $contents that is initally selected .PARAMETER property Properties to extend/override the base properties defined in the function .PARAMETER MultiSelect Sets the selectionMode of the listbox to "Extended" .EXAMPLE $files=get-childitem c:\windows -file | select-object -first 10 Dialog { Listbox Files -contents $files } .NOTES General notes #> function ListBox { [CmdletBinding()] Param([string]$name, [Array]$contents = @(), $initialValue, [Hashtable]$property = @{}, [switch]$MultiSelect) $baseProperties = @{ Name = $name } $l = New-WPFControl -type System.Windows.Controls.ListBox -Properties $baseProperties, $property if($MultiSelect){ $l.SelectionMode='Extended' } if ($Contents) { $contents | ForEach-Object { $lvi = new-object System.Windows.Controls.ListBoxItem $lvi.Tag = $_ $lvi.Content = $_.ToString() $l.Items.Add($lvi) | out-null if ($initialValue -and $_ -eq $initialValue) { $l.SelectedItem = $lvi } } } $l | add-member -Name Window -MemberType ScriptProperty -Value {[System.Windows.Window]::GetWindow($this)} $l | add-member -MemberType ScriptMethod -Name GetControlValue -Value {$items = $this.SelectedItems foreach ($item in $items) { if ($item -is [listboxitem] -and $item.Tag) { $item.Tag } else { $item } } } -PassThru } |