imgButton.ps1

[reflection.assembly]::loadwithpartialname("System.Windows.Forms") | Out-Null
[reflection.assembly]::loadwithpartialname("System.Drawing") | Out-Null

$handler_GetButton_Click=
{
    $FileBrowser = New-Object System.Windows.Forms.OpenFileDialog -Property @{
        InitialDirectory = [Environment]::GetFolderPath('Desktop')
        #Filter = 'Documents (*.docx)|*.docx|SpreadSheet (*.xlsx)|*.xlsx'
    }
    $null = $FileBrowser.ShowDialog()
    [System.Windows.Forms.MessageBox]::Show($FileBrowser.FileName, "Bitlocker key :", "OK")
}

$testGUI = New-Object System.Windows.Forms.Form
$testGUI.Text = "GUITest"
$testGUI.Name = "GT"
$testGUI.DataBindings.DefaultDataSourceUpdateMode = 0
$System_Drawing_Size = New-Object System.Drawing.Size
$System_Drawing_Size.Width = 330
$System_Drawing_Size.Height = 252
$testGUI.ClientSize = $System_Drawing_Size
$iconBase64 = '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'
$iconBytes = [Convert]::FromBase64String($iconBase64)
$stream = New-Object IO.MemoryStream($iconBytes, 0, $iconBytes.Length)
$stream.Write($iconBytes, 0, $iconBytes.Length);
$iconImage = [System.Drawing.Image]::FromStream($stream, $true)
$testGUI.Icon = [System.Drawing.Icon]::FromHandle((New-Object System.Drawing.Bitmap -Argument $stream).GetHIcon())

$getButton = New-Object System.Windows.Forms.Button
$getButton.TabIndex = 0
$getButton.Name = "button"
$System_Drawing_Size = New-Object System.Drawing.Size
$System_Drawing_Size.Width = 310
$System_Drawing_Size.Height = 232
$getButton.Size = $System_Drawing_Size
$getButton.UseVisualStyleBackColor = $True
#$getButton.Text = "OK"
$System_Drawing_Point = New-Object System.Drawing.Point
$System_Drawing_Point.X = 10
$System_Drawing_Point.Y = 10
$getButton.Location = $System_Drawing_Point
$getButton.DataBindings.DefaultDataSourceUpdateMode = 0
$getButton.add_Click($handler_GetButton_Click)
$image = [System.Drawing.Image]::FromFile("D:\Pictures\misc\Magnifying_Glass_Photo.jpg")
$getButton.Image = $image
$testGUI.Controls.Add($getButton)

$testGUI.ShowDialog()| Out-Null