Write-HostPrompt.ps1
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.SYNOPSIS Displays a PowerShell prompt for multiple fields or multiple choices. .DESCRIPTION Displays a PowerShell prompt for multiple fields or multiple choices. .EXAMPLE PS C:\>Write-HostPrompt "Prompt Caption" "Prompt Message" -Fields @( New-Object System.Management.Automation.Host.FieldDescription -ArgumentList "Field 1" New-Object System.Management.Automation.Host.FieldDescription -ArgumentList "Field 2" ) Display prompt for 2 fields. .EXAMPLE PS C:\>Write-HostPrompt "Prompt Caption" "Prompt Message" -DefaultChoice 0 -Choices @( New-Object System.Management.Automation.Host.ChoiceDescription -ArgumentList "Choice &1 Label","Choice 1 Help Message" New-Object System.Management.Automation.Host.ChoiceDescription -ArgumentList "&Yes","Yes Help Message" New-Object System.Management.Automation.Host.ChoiceDescription -ArgumentList "$No","No Help Message" ) Display prompt with 3 choices. .INPUTS System.Management.Automation.Host.FieldDescription System.Management.Automation.Host.ChoiceDescription .OUTPUTS System.Collections.Generic.Dictionary[System.String,System.Management.Automation.PSObject] System.Int32 #> function Write-HostPrompt { [CmdletBinding()] param ( # Caption to preceed or title the prompt. [Parameter(Mandatory=$true, Position=1)] [string] $Caption, # A message that describes the prompt. [Parameter(Mandatory=$true, Position=2)] [string] $Message, # The fields in the prompt. [Parameter(Mandatory=$true, ParameterSetName='Fields', Position=3, ValueFromPipeline=$true)] [System.Management.Automation.Host.FieldDescription[]] $Fields, # The choices the shown in the prompt. [Parameter(Mandatory=$true, ParameterSetName='Choices', Position=3, ValueFromPipeline=$true)] [System.Management.Automation.Host.ChoiceDescription[]] $Choices, # The index of the label in the choices to make default. [Parameter(Mandatory=$false, ParameterSetName='Choices', Position=4)] [int] $DefaultChoice = -1 ) begin { ## Create list to capture multiple fields or multiple choices. [System.Collections.Generic.List[System.Management.Automation.Host.FieldDescription]] $listFields = New-Object System.Collections.Generic.List[System.Management.Automation.Host.FieldDescription] [System.Collections.Generic.List[System.Management.Automation.Host.ChoiceDescription]] $listChoices = New-Object System.Collections.Generic.List[System.Management.Automation.Host.ChoiceDescription] } process { switch ($PSCmdlet.ParameterSetName) { 'Fields' { foreach ($Field in $Fields) { $listFields.Add($Field) } } 'Choices' { foreach ($Choice in $Choices) { $listChoices.Add($Choice) } } } } end { switch ($PSCmdlet.ParameterSetName) { 'Fields' { return $Host.UI.Prompt($Caption,$Message,$listFields.ToArray()) } 'Choices' { return $Host.UI.PromptForChoice($Caption,$Message,$listChoices.ToArray(),$DefaultChoice) } } } } # SIG # Begin signature block # MIIZrAYJKoZIhvcNAQcCoIIZnTCCGZkCAQExDzANBglghkgBZQMEAgEFADB5Bgor # BgEEAYI3AgEEoGswaTA0BgorBgEEAYI3AgEeMCYCAwEAAAQQH8w7YFlLCE63JNLG # KX7zUQIBAAIBAAIBAAIBAAIBADAxMA0GCWCGSAFlAwQCAQUABCDUd6fxQuC9ggEB # 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