adwaita-swift/Sources/Adwaita/View/Modifiers/InspectorWrapper.swift
2023-09-12 08:17:52 +02:00

90 lines
2.6 KiB
Swift

//
// InspectorWrapper.swift
// Adwaita
//
// Created by david-swift on 10.09.23.
//
import GTUI
/// A widget which executes a custom code on the GTUI widget when being created.
struct InspectorWrapper: Widget {
/// The custom code to edit the widget.
var modify: (NativeWidgetPeer?) -> Void
/// The wrapped view.
var content: View
/// Get the content's container.
/// - Returns: The content's container.
func container() -> ViewStorage {
let storage = content.storage()
modify(storage.view)
return storage
}
/// Update the content.
/// - Parameter storage: The content's storage.
func update(_ storage: ViewStorage) {
content.updateStorage(storage)
}
}
extension View {
/// Modify a GTUI widget before being displayed.
/// - Parameter modify: Modify the widget.
/// - Returns: A view.
public func inspect(_ modify: @escaping (NativeWidgetPeer?) -> Void) -> View {
InspectorWrapper(modify: modify, content: self)
}
/// Add padding around a view.
/// - Parameters:
/// - padding: The size of the padding.
/// - edges: The edges which are affected by the padding.
/// - Returns: A view.
public func padding(_ padding: Int = 10, _ edges: Set<Edge> = .all) -> View {
inspect { _ = $0?.padding(padding, edges) }
}
/// Enable or disable the horizontal expansion.
/// - Parameter enabled: Whether it is enabled or disabled.
/// - Returns: A view.
public func hexpand(_ enabled: Bool = true) -> View {
inspect { _ = $0?.hexpand() }
}
/// Enable or disable the vertical expansion.
/// - Parameter enabled: Whether it is enabled or disabled.
/// - Returns: A view.
public func vexpand(_ enabled: Bool = true) -> View {
inspect { _ = $0?.vexpand() }
}
/// Set the view's minimal width or height.
/// - Parameters:
/// - minWidth: The minimal width.
/// - minHeight: The minimal height.
/// - Returns: A view.
public func frame(minWidth: Int? = nil, minHeight: Int? = nil) -> View {
inspect { _ = $0?.frame(minWidth: minWidth, minHeight: minHeight) }
}
/// Set the view's maximal size.
/// - Parameter maxSize: The maximal size.
/// - Returns: A view.
public func frame(maxSize: Int? = nil) -> View {
inspect { _ = $0?.frame(maxSize: maxSize) }
}
/// Set the view's transition.
/// - Parameter transition: The transition.
/// - Returns: A view.
public func transition(_ transition: Transition) -> View {
inspect { $0?.fields[.transition] = transition }
}
}