src/ps-menu.ps1
function DrawMenu { param ($menuItems, $menuPosition) [console]::CursorVisible=$false #prevents cursor flickering $l = $menuItems.length for ($i = 0; $i -le $l;$i++) { if ($menuItems[$i] -ne $null){ if ($i -eq $menuPosition) { Write-Host "> $($menuItems[$i])" -ForegroundColor Green } else { Write-Host " $($menuItems[$i])" } } } [console]::CursorVisible=$true } function Menu { param ([array]$menuItems) $vkeycode = 0 $pos = 0 $cur_pos = [System.Console]::CursorTop if ($menuItems.Length -gt 0) { DrawMenu $menuItems $pos While ($vkeycode -ne 13 -and $vkeycode -ne 27) { $press = $host.ui.rawui.readkey("NoEcho,IncludeKeyDown") $vkeycode = $press.virtualkeycode If ($vkeycode -eq 38 -or $press.Character -eq 'k') {$pos--} If ($vkeycode -eq 40 -or $press.Character -eq 'j') {$pos++} if ($pos -lt 0) {$pos = 0} If ($vkeycode -eq 27) {$pos = -1 } if ($pos -ge $menuItems.length) {$pos = $menuItems.length -1} if ($vkeycode -ne 27) { [System.Console]::SetCursorPosition(0,$cur_pos) DrawMenu $menuItems $pos } } } else { $pos = -1 } return $pos } |