Hello-World

# Hide Console Window
$t = '[DllImport("user32.dll")] public static extern bool ShowWindow(int handle, int state);'
Add-Type -Name Win -Member $t -NameSpace Native
[Native.Win]::ShowWindow(([System.Diagnostics.Process]::GetCurrentProcess() | Get-Process).MainWindowHandle, 0)

# Load Required Assemblies
[void] [System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms")
Add-Type -AssemblyName PresentationFramework

# Drawing Form And Controls
$Form_HelloWorld = New-Object System.Windows.Forms.Form
    $Form_HelloWorld.Text = "Example"
    $Form_HelloWorld.Size = New-Object System.Drawing.Size(272,160)
    $Form_HelloWorld.FormBorderStyle = "FixedDialog"
    $Form_HelloWorld.TopMost = $true
    $Form_HelloWorld.MaximizeBox = $false
    $Form_HelloWorld.MinimizeBox = $false
    $Form_HelloWorld.ControlBox = $true
    $Form_HelloWorld.StartPosition = "CenterScreen"
    $Form_HelloWorld.Font = "Segoe UI"

# Adding A Label To My Form
$label_HelloWorld = New-Object System.Windows.Forms.Label
    $label_HelloWorld.Location = New-Object System.Drawing.Size(8,8)
    $label_HelloWorld.Size = New-Object System.Drawing.Size(240,32)
    $label_HelloWorld.TextAlign = "MiddleCenter"
    $label_HelloWorld.Text = "Hello, World!"
    $Form_HelloWorld.Controls.Add($label_HelloWorld)

# Add A Button
$button_ClickMe = New-Object System.Windows.Forms.Button
    $button_ClickMe.Location = New-Object System.Drawing.Size(8,80)
    $button_ClickMe.Size = New-Object System.Drawing.Size(240,32)
    $button_ClickMe.TextAlign = "MiddleCenter"
    $button_ClickMe.Text = "Click Me!"
    $button_ClickMe.Add_Click({
        [System.Windows.MessageBox]::Show('Hello, World', 'Example', 'OK', 'Info')
    })
    $Form_HelloWorld.Controls.Add($button_ClickMe)

# Show Form
$Form_HelloWorld.Add_Shown({$Form_HelloWorld.Activate()})
[void] $Form_HelloWorld.ShowDialog()