Type Property 型プロパティ

principal

The system places the item in the principal item section.

Declaration 宣言 

static let principal: ToolbarItemPlacement

Discussion 議論

Principal actions are key units of functionality that receive prominent placement. For example, the location field for a web browser is a principal item.

In macOS and in Mac Catalyst apps, the system places the principal item in the center of the toolbar.

In iOS, iPadOS, and tvOS, the system places the principal item in the center of the navigation bar. This item takes precedent over a title specified through View/navigationTitle.

See Also 参照

Getting Semantic Placement

static let automatic: ToolbarItemPlacement
The system places the item automatically, depending on many factors including the platform, size class, or presence of other items.
static let status: ToolbarItemPlacement
The item represents a change in status for the current context.