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Sets titlebar transparency.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
Window 6.0 Yes No No No No

MBS( "Window.SetTitlebarAppearsTransparent"; WindowRef; Value )


Parameter Description Example value
WindowRef Window Reference is the unique OS level window ID. You can obtain this by using the Window.FindByTitle or Window.FindByIndex functions. Pass zero to access the frontmost window. 0
Value The new visible setting.
Pass 1 to make transparent.
Pass 0 to make opaque.


Returns OK or error.


Sets titlebar transparency.
When 1, the titlebar doesn't draw its background, allowing all buttons to show through, and "click through" to happen. In general, this is only useful when being full screen.


Set titlebar invisible and resize content to fill space:

Set Variable [$r; Value:MBS("Window.SetTitlebarAppearsTransparent"; 0; 1)]
Set Variable [$r; Value:MBS("Window.ResizeContentView"; 0; 0; 0; 0; 22)]

See also

Window.SetTitleVisible   -   Window.SetToolbarConfiguration

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MBS Xojo Chart Plugins