mouseUpInBackdrop

Sent when the user releases the mouse button, while the mouse pointer is in the backdrop.

# Metadata

Platforms: desktop, server OS: mac, windows, linux Introduced: 1.1 Security:

# Syntax

mouseUpInBackdrop pButtonNumber

# Params

- pButtonNumber : Specifies which mouse button was pressed:

# Examples

on mouseUpInBackdrop go to stack "Main" -- brings to front, if already open end mouseUpInBackdrop

# Description

Handle the mouseUpInBackdrop message to perform an action when the user releases the mouse button after clicking in the backdrop.

If the backdrop property is set to "none", the mouseUpInBackdrop message is not sent.

# Tags

ui,

# See

- **property:** backdrop - **glossary:** property, mouse button, mouse pointer, message, current card - **message:** mouseUp, mouseDownInBackdrop