Reset window size (#178)

Sources/SnapshotPreviewsCore/AppKitRenderingStrategy.swift

@@ -55,6 +55,9 @@ public class AppKitRenderingStrategy: RenderingStrategy {
  colorScheme: _colorScheme))
  }
  }
+ // Reset the window size to default before adding the new view controller
+ window.contentViewController = NSViewController()
+ window.setContentSize(AppKitContainer.defaultSize)
  window.contentViewController = vc
  }
 }
@@ -64,18 +67,18 @@ final class AppKitContainer: NSHostingController<EmergeModifierView>, ScrollExpa
  var supportsExpansion: Bool {
  rootView.supportsExpansion
  }
-
- private var didCall = false
-
  var heightAnchor: NSLayoutConstraint?
- private var widthAnchor: NSLayoutConstraint?
-
  var previousHeight: CGFloat?
 
  public var rendered: ((EmergeRenderingMode?, Float?, Bool?) -> Void)? {
  didSet { didCall = false }
  }
 
+ static let defaultSize = NSSize(width: 800, height: 400)
+
+ private var didCall = false
+ private var widthAnchor: NSLayoutConstraint?
+
  init<Content: View>(rootView: Content) {
  super.init(rootView: EmergeModifierView(wrapped: rootView))
 
@@ -105,7 +108,7 @@ final class AppKitContainer: NSHostingController<EmergeModifierView>, ScrollExpa
  heightAnchor = view.heightAnchor.constraint(equalToConstant: height)
  heightAnchor?.isActive = true
  default:
- let fittingSize = sizeThatFits(in: NSSize(width: 800, height: 400))
+ let fittingSize = sizeThatFits(in: Self.defaultSize)
  widthAnchor = view.widthAnchor.constraint(equalToConstant: fittingSize.width)
  widthAnchor?.isActive = true
  heightAnchor = view.heightAnchor.constraint(equalToConstant: fittingSize.height)
@@ -131,11 +134,6 @@ final class AppKitContainer: NSHostingController<EmergeModifierView>, ScrollExpa
  return
  }
 
- if !supportsExpansion {
- // Reset the scroll point
- (firstScrollView as? NSScrollView)?.documentView?.scroll(NSPoint(x: 0, y: 0))
- }
-
  updateHeight {
  runCallback()
  }