public/Canvas.ps1
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<# .SYNOPSIS A canvas control .DESCRIPTION A canvas control that contains other controls which can be positioned with absolute coordinates using Canvas.Top/Left attached properties .PARAMETER Contents A scriptblock that outputs controls you want in this canvas .PARAMETER Property Properties to extend/override the base properties defined in the function .PARAMETER Name The name of the canvas control .EXAMPLE Window { Canvas { CheckBox Eeny -property @{'Canvas.Left'=50} CheckBox Meeny -property @{'Canvas.Left'=50; 'Canvas.Top'=50} CheckBox Miny -property @{'Canvas.Left'=50; 'Canvas.Top'=50} } -property @{Width=400;Height=400} } -ShowForValue .Link https://docs.microsoft.com/en-us/dotnet/api/system.windows.controls.canvas #> function Canvas { [CmdletBinding()] Param([Scriptblock]$Contents, [hashtable]$Property = @{}, [string]$Name) $baseProperties = @{} if ($Name) { $baseProperties.Name = $Name } $canvas = New-WPFControl -type System.Windows.Controls.Canvas -Properties $baseProperties, $Property [System.Windows.UIElement[]]$c = & $Contents $c | foreach-object { $canvas.Children.Add($_) | out-null } $canvas | add-member -MemberType ScriptMethod -Name GetControlByName -Value $function:GetControlByName $canvas | add-member -Name GetControlValue -MemberType ScriptMethod -Value {$d = [Ordered]@{} $this.Children | ForEach-Object {if ($_| get-member GetControlValue) { $d.Add($_.Name, $_.GetControlValue()) } } [pscustomobject]$d } $canvas | add-member -MemberType NoteProperty -Name HideLabel -Value $True -PassThru } |