Gets the entry for which the menu is a submenu, if the current menu is a submenu.
Either this function or SDL_GetTrayMenuParentTray() will return non-null for any given menu.
The menu for which to get the parent entry.
The parent entry, or null if this menu is not a submenu.
Threadsafety: This function should be called on the thread that created the tray.
SDL_CreateTraySubmenu SDL_GetTrayMenuParentTray
See Implementation
Gets the entry for which the menu is a submenu, if the current menu is a submenu.
Either this function or SDL_GetTrayMenuParentTray() will return non-null for any given menu.