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Read-Only Property (As Boolean )

BooleanValue = aWindow.HasCloseButton

New in 2019r2

Supported for all project types and targets.

If True, the window will include a Close button in its Title Bar.

Notes

On macOS, if the ContentsChanged property is True, then the close button will display a dot, which is used to indicate there are unsaved changes in the window.

MacOS does not display close buttons on Movable Modal windows.