295 lines
13 KiB
Swift
295 lines
13 KiB
Swift
import SwiftUI
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#if canImport(AppKit)
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import AppKit
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#elseif canImport(UIKit)
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import UIKit
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#endif
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extension View {
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public func inject<SomeView>(_ view: SomeView) -> some View where SomeView: View {
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overlay(view.frame(width: 0, height: 0))
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}
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}
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#if canImport(UIKit)
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extension View {
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/// Finds a `TargetView` from a `SwiftUI.View`
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public func introspect<TargetView: UIView>(
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selector: @escaping (IntrospectionUIView) -> TargetView?,
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customize: @escaping (TargetView) -> ()
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) -> some View {
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inject(UIKitIntrospectionView(
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selector: selector,
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customize: customize
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))
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}
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/// Finds a `UINavigationController` from any view embedded in a `SwiftUI.NavigationView`.
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public func introspectNavigationController(customize: @escaping (UINavigationController) -> ()) -> some View {
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inject(UIKitIntrospectionViewController(
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selector: { introspectionViewController in
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// Search in ancestors
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if let navigationController = introspectionViewController.navigationController {
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return navigationController
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}
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// Search in siblings
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return Introspect.previousSibling(containing: UINavigationController.self, from: introspectionViewController)
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},
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customize: customize
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))
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}
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/// Finds a `UISplitViewController` from a `SwiftUI.NavigationView` with style `DoubleColumnNavigationViewStyle`.
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public func introspectSplitViewController(customize: @escaping (UISplitViewController) -> ()) -> some View {
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inject(UIKitIntrospectionViewController(
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selector: { introspectionViewController in
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// Search in ancestors
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if let splitViewController = introspectionViewController.splitViewController {
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return splitViewController
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}
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// Search in siblings
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return Introspect.previousSibling(containing: UISplitViewController.self, from: introspectionViewController)
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},
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customize: customize
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))
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}
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/// Finds the containing `UIViewController` of a SwiftUI view.
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public func introspectViewController(customize: @escaping (UIViewController) -> ()) -> some View {
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inject(UIKitIntrospectionViewController(
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selector: { $0.parent },
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customize: customize
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))
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}
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/// Finds a `UITabBarController` from any SwiftUI view embedded in a `SwiftUI.TabView`
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public func introspectTabBarController(customize: @escaping (UITabBarController) -> ()) -> some View {
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inject(UIKitIntrospectionViewController(
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selector: { introspectionViewController in
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// Search in ancestors
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if let navigationController = introspectionViewController.tabBarController {
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return navigationController
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}
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// Search in siblings
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return Introspect.previousSibling(ofType: UITabBarController.self, from: introspectionViewController)
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},
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customize: customize
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))
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}
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/// Finds a `UISearchController` from a `SwiftUI.View` with a `.searchable` modifier
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@available(iOS 15, *)
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@available(tvOS, unavailable)
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public func introspectSearchController(customize: @escaping (UISearchController) -> ()) -> some View {
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introspectNavigationController { navigationController in
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let navigationBar = navigationController.navigationBar
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if let searchController = navigationBar.topItem?.searchController {
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customize(searchController)
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}
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}
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}
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/// Finds a `UITableView` from a `SwiftUI.List`, or `SwiftUI.List` child.
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public func introspectTableView(customize: @escaping (UITableView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `UITableViewCell` from a `SwiftUI.List`, or `SwiftUI.List` child. You can attach this directly to the element inside the list.
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public func introspectTableViewCell(customize: @escaping (UITableViewCell) -> ()) -> some View {
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introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `UICollectionView` from a `SwiftUI.List`, or `SwiftUI.List` child.
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public func introspectCollectionView(customize: @escaping (UICollectionView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `UICollectionView` from a `SwiftUI.List`, or `SwiftUI.List` child. You can attach this directly to the element inside the list.
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public func introspectCollectionViewCell(customize: @escaping (UICollectionViewCell) -> ()) -> some View {
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introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `UIScrollView` from a `SwiftUI.ScrollView`, or `SwiftUI.ScrollView` child.
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public func introspectScrollView(customize: @escaping (UIScrollView) -> ()) -> some View {
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if #available(iOS 14, tvOS 14, *) {
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return introspect(selector: TargetViewSelector.siblingOrAncestorOrSiblingContainingOrAncestorChild, customize: customize)
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} else {
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return introspect(selector: TargetViewSelector.siblingContainingOrAncestor, customize: customize)
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}
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}
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/// Finds the horizontal `UIScrollView` from a `SwiftUI.TabBarView` with tab style `SwiftUI.PageTabViewStyle`.
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///
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/// Customize is called with a `UICollectionView` wrapper, and the horizontal `UIScrollView`.
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@available(iOS 14, tvOS 14, *)
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public func introspectPagedTabView(customize: @escaping (UICollectionView, UIScrollView) -> ()) -> some View {
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if #available(iOS 16, *) {
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return introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: { (collectionView: UICollectionView) in
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customize(collectionView, collectionView)
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})
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} else {
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return introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: { (collectionView: UICollectionView) in
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for subview in collectionView.subviews {
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if NSStringFromClass(type(of: subview)).contains("EmbeddedScrollView"), let scrollView = subview as? UIScrollView {
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customize(collectionView, scrollView)
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break
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}
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}
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})
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}
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}
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/// Finds a `UITextField` from a `SwiftUI.TextField`
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public func introspectTextField(customize: @escaping (UITextField) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContainingOrAncestorOrAncestorChild, customize: customize)
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}
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/// Finds a `UITextView` from a `SwiftUI.TextEditor`
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public func introspectTextView(customize: @escaping (UITextView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `UISwitch` from a `SwiftUI.Toggle`
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@available(tvOS, unavailable)
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public func introspectSwitch(customize: @escaping (UISwitch) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `UISlider` from a `SwiftUI.Slider`
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@available(tvOS, unavailable)
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public func introspectSlider(customize: @escaping (UISlider) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `UIStepper` from a `SwiftUI.Stepper`
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@available(tvOS, unavailable)
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public func introspectStepper(customize: @escaping (UIStepper) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `UIDatePicker` from a `SwiftUI.DatePicker`
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@available(tvOS, unavailable)
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public func introspectDatePicker(customize: @escaping (UIDatePicker) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `UISegmentedControl` from a `SwiftUI.Picker` with style `SegmentedPickerStyle`
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public func introspectSegmentedControl(customize: @escaping (UISegmentedControl) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `UIColorWell` from a `SwiftUI.ColorPicker`
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@available(iOS 14, *)
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@available(tvOS, unavailable)
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public func introspectColorWell(customize: @escaping (UIColorWell) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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}
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#endif
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#if canImport(AppKit) && !targetEnvironment(macCatalyst)
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extension View {
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/// Finds a `TargetView` from a `SwiftUI.View`
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public func introspect<TargetView: NSView>(
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selector: @escaping (IntrospectionNSView) -> TargetView?,
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customize: @escaping (TargetView) -> ()
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) -> some View {
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inject(AppKitIntrospectionView(
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selector: selector,
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customize: customize
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))
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}
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/// Finds a `NSSplitViewController` from a `SwiftUI.NavigationView` with style `DoubleColumnNavigationViewStyle`.
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public func introspectSplitView(customize: @escaping (NSSplitView) -> ()) -> some View {
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return introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `NSTableView` from a `SwiftUI.List`, or `SwiftUI.List` child.
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public func introspectTableView(customize: @escaping (NSTableView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `NSTableCellView` from a `SwiftUI.List`, or `SwiftUI.List` child. You can attach this directly to the element inside the list.
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public func introspectTableViewCell(customize: @escaping (NSTableCellView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.ancestorOrSiblingContaining, customize: customize)
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}
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/// Finds a `NSScrollView` from a `SwiftUI.ScrollView`, or `SwiftUI.ScrollView` child.
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public func introspectScrollView(customize: @escaping (NSScrollView) -> ()) -> some View {
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if #available(macOS 11, *) {
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return introspect(selector: TargetViewSelector.siblingOrAncestorOrSiblingContainingOrAncestorChild, customize: customize)
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} else {
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return introspect(selector: TargetViewSelector.siblingContainingOrAncestor, customize: customize)
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}
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}
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/// Finds a `NSTextField` from a `SwiftUI.TextField`
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public func introspectTextField(customize: @escaping (NSTextField) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSTextView` from a `SwiftUI.TextView`
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public func introspectTextView(customize: @escaping (NSTextView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSSlider` from a `SwiftUI.Slider`
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public func introspectSlider(customize: @escaping (NSSlider) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSStepper` from a `SwiftUI.Stepper`
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public func introspectStepper(customize: @escaping (NSStepper) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSDatePicker` from a `SwiftUI.DatePicker`
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public func introspectDatePicker(customize: @escaping (NSDatePicker) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSSegmentedControl` from a `SwiftUI.Picker` with style `SegmentedPickerStyle`
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public func introspectSegmentedControl(customize: @escaping (NSSegmentedControl) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSTabView` from a `SwiftUI.TabView`
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public func introspectTabView(customize: @escaping (NSTabView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSButton` from a `SwiftUI.Button`
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public func introspectButton(customize: @escaping (NSButton) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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/// Finds a `NSColorWell` from a `SwiftUI.ColorPicker`
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@available(macOS 11, *)
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public func introspectColorWell(customize: @escaping (NSColorWell) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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}
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#endif
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#if canImport(MapKit)
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import MapKit
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extension View {
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/// Finds an `MKMapView` from a `SwiftUI.Map`
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@available(iOS 14, tvOS 14, macOS 11, *)
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public func introspectMapView(customize: @escaping (MKMapView) -> ()) -> some View {
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introspect(selector: TargetViewSelector.siblingContaining, customize: customize)
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}
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}
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#endif
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