Type NavigationMenuOptions
type NavigationMenuOptions struct {
Open bool
DirectContent bool
Content ui.Rect
Layer uint16
Scope ui.ID
DismissID ui.ID
// Viewport, with DismissID, makes an open navigation menu dismiss on a press
// outside it and passes that press on, as a non-modal navigation menu does.
Viewport ui.Rect
}NavigationMenuOptions describes caller-owned disclosure and popup geometry.