vCenter_GUI_V1.ps1

[void][System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms")

$servers = @("Server1", "Server2", "Server3")

$form = New-Object System.Windows.Forms.Form
$form.Width = 300
$form.Height = 200
$form.Text = "Server and Cluster Selection"

$label = New-Object System.Windows.Forms.Label
$label.Text = "Select a server:"
$label.AutoSize = $true
$label.Location = New-Object System.Drawing.Point(10,10)
$form.Controls.Add($label)

$comboBox = New-Object System.Windows.Forms.ComboBox
$comboBox.Location = New-Object System.Drawing.Point(10,30)
$comboBox.Width = 260
$comboBox.Height = 20
$comboBox.DropDownStyle = [System.Windows.Forms.ComboBoxStyle]::DropDownList

foreach ($server in $servers) {
    $comboBox.Items.Add($server)
}

$form.Controls.Add($comboBox)

$button = New-Object System.Windows.Forms.Button
$button.Text = "Connect"
$button.Width = 100
$button.Height = 30
$button.Location = New-Object System.Drawing.Point(10,60)
$form.Controls.Add($button)

$listBox = New-Object System.Windows.Forms.ListBox
$listBox.Location = New-Object System.Drawing.Point(10,100)
$listBox.Width = 260
$listBox.Height = 120
$form.Controls.Add($listBox)

$okButton = New-Object System.Windows.Forms.Button
$okButton.Text = "OK"
$okButton.Width = 100
$okButton.Height = 30
$okButton.Location = New-Object System.Drawing.Point(10,230)
$form.Controls.Add($okButton)

$button.Add_Click({
    $selectedServer = $comboBox.SelectedItem
    Connect-VIServer -Server $selectedServer
    $clusters = Get-Cluster
    foreach ($cluster in $clusters) {
        $listBox.Items.Add($cluster.Name)
    }
})

$okButton.Add_Click({
    $selectedCluster = $listBox.SelectedItem
    $hosts = Get-Cluster $selectedCluster | Get-VMHost
    $hostForm = New-Object System.Windows.Forms.Form
    $hostForm.Width = 300
    $hostForm.Height = 200
    $hostForm.Text = "Select Hosts"

    $hostList = New-Object System.Windows.Forms.ListBox
    $hostList.Location = New-Object System.Drawing.Point(10,10)
    $host