AnyBox Demo - Process Killer

AnyBox_ProcessKiller.ps1

Import-Module AnyBox

[string]$default_input = 'localhost'
[hashtable]$answer = $null
[bool]$continue = $true

[hashtable]$common = @{WindowStyle = 'ToolWindow'; Title = 'Process Killer'; CancelButton = 'Cancel'}

while ($continue) {

	$answer = Show-AnyBox @common -Buttons 'Cancel', 'Search' -DefaultButton 'Search' `
		-Prompt @(
			@{ Message = 'Computer Name:'; DefaultValue = $default_input; ValidateScript = { Test-Connection $_ -Count 1 -Quiet -ea 0 }},
			@{ Message = 'Process Name Filter:'; DefaultValue = '*'; ValidateNotEmpty=$true }
		)

	$continue = $answer['Search']

	if ($continue) {

		$computer_name = $answer['Input_0']
		$default_input = $computer_name
		[string]$filter = $answer['Input_1'].Replace('*', '%')

		[array]$processes = $null
		[string]$msg = $null
		try {
			$processes = @(Get-WmiObject -cn $computer_name -Class Win32_Process -Filter "Name LIKE '$($filter)'" -ea Stop)

			if ($processes.Length -eq 0) {
				$msg = 'No processes match the given filter.'
			}
		}
		catch {
			$msg = $_.Exception.Message
		}

		if ($msg) {
			$answer = Show-AnyBox @common -Message $("Error: '{0}'" -f $msg) -Buttons 'Cancel', 'Retry'
			$continue = $answer['Retry']
		}
		else {
			$answer = Show-AnyBox @common -Buttons 'Cancel', 'Kill' -SelectionMode MultiRow `
						-GridData @($processes | select ProcessId, ProcessName, CommandLine)

			$continue = $answer['Kill']

			if ($continue) {
				
				[array]$toKill = @($answer['grid_select'] | select ProcessId, ProcessName)

				$answer = Show-AnyBox @common -Message 'Are you sure you want to', 'kill the following processes?' -HideGridSearch `
							-GridData $toKill -Buttons 'Cancel', 'Confirm'

				$continue = $answer['Confirm']

				if ($continue) {
					
					[uint32[]]$killIDs = $toKill | select -ExpandProperty ProcessId

					$results = $processes | where { $killIDs -contains $_.ProcessId } | foreach {
						[int]$code = 0
						[string]$msg = $null
						try {
							$code = $_.Terminate().ReturnValue
							if ($code -eq 0) {
								$msg = 'Successfully closed.'
							}
						}
						catch {
							$msg = $_.Exception.Message
						}

						$_ | select ProcessId, ProcessName, @{Name='Code';Expression={$code}}, @{Name='Message';Expression={$msg}}
					}

					$answer = Show-AnyBox @common -Buttons 'Cancel', 'Run Again' -HideGridSearch -GridData $results

					$continue = $answer['Run Again']
				}
			}
		}
	}
}