WS_POPUPWINDOW top-level constant
The window is a pop-up window. The WS_CAPTION and WS_POPUPWINDOW styles must be combined to make the window menu visible.
Implementation
@Deprecated('Use WINDOW_STYLE.WS_POPUPWINDOW instead')
const WS_POPUPWINDOW = WS_POPUP | WS_BORDER | WS_SYSMENU;