GTKWindowMBS.AcceptFocus as Boolean

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	13.0	❌ No	❌ No	✅ Yes	❌ No	Desktop only

Get/Set whether window should receive focus.

Windows may set a hint asking the desktop environment not to receive the input focus. This function sets this hint.
(Read and Write property)

GTKWindowMBS.Handle as Integer

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	13.0	❌ No	❌ No	✅ Yes	❌ No	Desktop only

The internal window handle.

(Read and Write property)

GTKWindowMBS.IsComposited as Boolean

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	13.0	❌ No	❌ No	✅ Yes	❌ No	Desktop only

Whether this window can rely on having its alpha channel drawn correctly.

On X11 this function returns whether a compositing manager is running for window's screen.
(Read only property)

Some examples using this property:

• /Linux/LinuxWindow

GTKWindowMBS.Opacity as Double

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	13.0	❌ No	❌ No	✅ Yes	❌ No	Desktop only

Get or set the Opacity of this window.

Request the windowing system to make window partially transparent, with opacity 0 being fully transparent and 1 fully opaque. (Values of the opacity parameter are clamped to the [0,1] range.) On X11 this has any effect only on X screens with a compositing manager running. See isComposited.
(Read and Write property)

GTKWindowMBS.Resizable as Boolean

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	13.0	❌ No	❌ No	✅ Yes	❌ No	Desktop only

Get or set whether the user can resize a window.

(Read and Write property)

GTKWindowMBS.Title as string

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	13.0	❌ No	❌ No	✅ Yes	❌ No	Desktop only

Get or set the window title.

The title of a window will be displayed in its title bar; on the X Window System, the title bar is rendered by the window manager, so exactly how the title appears to users may vary according to a user's exact configuration. The title should help a user distinguish this window from other windows they may have open. A good title might include the application name and current document filename, for example.
(Read and Write property)

GTKWindowMBS.XWindowID as Integer   New in 24.2

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	Window	MBS Linux Plugin	24.2	❌ No	❌ No	✅ Yes	❌ No	Desktop only

Queries the X-Window ID for the window.

Value is zero if not available.
(Read only property)