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import SwiftUI
fileprivate class NSWindowAccessorView: NSView {
let executeBlock: (_ window: NSWindow? ) -> ()
init(_ inConfigFunction: @escaping (_ window: NSWindow? ) -> () ) {
executeBlock = inConfigFunction
super.init( frame: NSRect() )
}
required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") }
public override func viewDidMoveToWindow() {
super.viewDidMoveToWindow()
executeBlock( self.window ) // We pass it through even if it is nil.
}
}
public struct NSWindowAccessor: NSViewRepresentable {
var configCode: (_ window: NSWindow? ) -> ()
public init(_ configCode: @escaping (_: NSWindow?) -> Void) { self.configCode = configCode }
public func makeNSView(context: Context) -> NSView { return NSWindowAccessorView( configCode ) }
public func updateNSView(_ nsView: NSView, context: Context) {}
}
//import SwiftUI
/// A helper view you can embed once per window to run a closure
/// with the underlying NSWindow reference.
struct WindowConfigurator: NSViewRepresentable {
let configure: (NSWindow) -> Void
func makeNSView(context: Context) -> NSView {
let view = NSView()
DispatchQueue.main.async {
if let window = view.window {
configure(window)
}
}
return view
}
func updateNSView(_ nsView: NSView, context: Context) { }
}
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