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Diffstat (limited to 'Xamarin.Forms.Platform.MacOS/Platform.cs')
-rw-r--r--Xamarin.Forms.Platform.MacOS/Platform.cs262
1 files changed, 0 insertions, 262 deletions
diff --git a/Xamarin.Forms.Platform.MacOS/Platform.cs b/Xamarin.Forms.Platform.MacOS/Platform.cs
deleted file mode 100644
index 8629684b..00000000
--- a/Xamarin.Forms.Platform.MacOS/Platform.cs
+++ /dev/null
@@ -1,262 +0,0 @@
-using System;
-using AppKit;
-using RectangleF = CoreGraphics.CGRect;
-using System.Linq;
-
-namespace Xamarin.Forms.Platform.MacOS
-{
- public class Platform : BindableObject, IPlatform, IDisposable
- {
- internal static readonly BindableProperty RendererProperty = BindableProperty.CreateAttached("Renderer",
- typeof(IVisualElementRenderer), typeof(Platform), default(IVisualElementRenderer),
- propertyChanged: (bindable, oldvalue, newvalue) =>
- {
- var view = bindable as VisualElement;
- if (view != null)
- view.IsPlatformEnabled = newvalue != null;
- });
-
- readonly PlatformRenderer PlatformRenderer;
-
- bool _appeared;
- bool _disposed;
-
- internal static NativeToolbarTracker NativeToolbarTracker = new NativeToolbarTracker();
-
- internal Platform()
- {
- PlatformRenderer = new PlatformRenderer(this);
-
- MessagingCenter.Subscribe(this, Page.AlertSignalName, (Page sender, AlertArguments arguments) =>
- {
- var alert = NSAlert.WithMessage(arguments.Title, arguments.Cancel, arguments.Accept, null, arguments.Message);
- var result = alert.RunModal();
- arguments.SetResult(result == 1);
- });
-
- MessagingCenter.Subscribe(this, Page.ActionSheetSignalName, (Page sender, ActionSheetArguments arguments) =>
- {
- var alert = NSAlert.WithMessage(arguments.Title, arguments.Cancel, arguments.Destruction, null, "");
- if (arguments.Buttons != null)
- {
- alert.AccessoryView = GetExtraButton(arguments);
- alert.Layout();
- }
-
- var result = (int)alert.RunSheetModal(NSApplication.SharedApplication.MainWindow);
- var titleResult = string.Empty;
- if (result == 1)
- titleResult = arguments.Cancel;
- else if (result == 0)
- titleResult = arguments.Destruction;
- else if (result > 1 && arguments.Buttons != null && result - 2 <= arguments.Buttons.Count())
- titleResult = arguments.Buttons.ElementAt(result - 2);
-
- arguments.SetResult(titleResult);
- });
- }
-
- SizeRequest IPlatform.GetNativeSize(VisualElement view, double widthConstraint, double heightConstraint)
- {
- var renderView = GetRenderer(view);
- if (renderView == null || renderView.NativeView == null)
- return new SizeRequest(Size.Zero);
-
- return renderView.GetDesiredSize(widthConstraint, heightConstraint);
- }
-
- Page Page { get; set; }
-
- Application TargetApplication
- {
- get
- {
- if (Page == null)
- return null;
- return Page.RealParent as Application;
- }
- }
-
- void IDisposable.Dispose()
- {
- if (_disposed)
- return;
- _disposed = true;
-
- Page.DescendantRemoved -= HandleChildRemoved;
- MessagingCenter.Unsubscribe<Page, ActionSheetArguments>(this, Page.ActionSheetSignalName);
- MessagingCenter.Unsubscribe<Page, AlertArguments>(this, Page.AlertSignalName);
- MessagingCenter.Unsubscribe<Page, bool>(this, Page.BusySetSignalName);
-
- DisposeModelAndChildrenRenderers(Page);
- PlatformRenderer.Dispose();
- }
-
- public static IVisualElementRenderer CreateRenderer(VisualElement element)
- {
- var t = element.GetType();
- var renderer = Registrar.Registered.GetHandler<IVisualElementRenderer>(t) ?? new DefaultRenderer();
- renderer.SetElement(element);
- return renderer;
- }
-
- public static IVisualElementRenderer GetRenderer(VisualElement bindable)
- {
- return (IVisualElementRenderer)bindable.GetValue(RendererProperty);
- }
-
- public static void SetRenderer(VisualElement bindable, IVisualElementRenderer value)
- {
- bindable.SetValue(RendererProperty, value);
- }
-
- protected override void OnBindingContextChanged()
- {
- SetInheritedBindingContext(Page, BindingContext);
-
- base.OnBindingContextChanged();
- }
-
- internal NSViewController ViewController => PlatformRenderer;
-
- internal static void DisposeModelAndChildrenRenderers(Element view)
- {
- IVisualElementRenderer renderer;
- foreach (VisualElement child in view.Descendants())
- DisposeModelAndChildrenRenderers(child);
-
- renderer = GetRenderer((VisualElement)view);
- if (renderer?.ViewController?.ParentViewController != null)
- renderer?.ViewController?.RemoveFromParentViewController();
-
- renderer?.NativeView?.RemoveFromSuperview();
- renderer?.Dispose();
-
- view.ClearValue(RendererProperty);
- }
-
- internal static void DisposeRendererAndChildren(IVisualElementRenderer rendererToRemove)
- {
- if (rendererToRemove == null || rendererToRemove.Element == null)
- return;
-
- if (GetRenderer(rendererToRemove.Element) == rendererToRemove)
- rendererToRemove.Element.ClearValue(RendererProperty);
-
- if (rendererToRemove.NativeView != null)
- {
- var subviews = rendererToRemove.NativeView.Subviews;
- for (var i = 0; i < subviews.Length; i++)
- {
- var childRenderer = subviews[i] as IVisualElementRenderer;
- if (childRenderer != null)
- DisposeRendererAndChildren(childRenderer);
- }
-
- rendererToRemove.NativeView.RemoveFromSuperview();
- }
- rendererToRemove.Dispose();
- }
-
- internal void LayoutSubviews()
- {
- if (Page == null)
- return;
-
- var rootRenderer = GetRenderer(Page);
-
- if (rootRenderer == null)
- return;
-
- rootRenderer.SetElementSize(new Size(PlatformRenderer.View.Bounds.Width, PlatformRenderer.View.Bounds.Height));
- }
-
- internal void SetPage(Page newRoot)
- {
- if (newRoot == null)
- return;
- if (Page != null)
- throw new NotImplementedException();
- Page = newRoot;
-
- if (_appeared == false)
- return;
-
- Page.Platform = this;
- AddChild(Page);
-
- Page.DescendantRemoved += HandleChildRemoved;
-
- TargetApplication.NavigationProxy.Inner = PlatformRenderer.Navigation;
- }
-
- internal void DidAppear()
- {
- PlatformRenderer.Navigation.AnimateModalPages = false;
- TargetApplication.NavigationProxy.Inner = PlatformRenderer.Navigation;
- PlatformRenderer.Navigation.AnimateModalPages = true;
- }
-
- internal void WillAppear()
- {
- if (_appeared)
- return;
-
- Page.Platform = this;
- AddChild(Page);
-
- Page.DescendantRemoved += HandleChildRemoved;
-
- _appeared = true;
- }
-
- static NSView GetExtraButton(ActionSheetArguments arguments)
- {
- var newView = new NSView();
- int height = 50;
- int width = 300;
- int i = 0;
- foreach (var button in arguments.Buttons)
- {
- var btn = new NSButton { Title = button, Tag = i };
- btn.SetButtonType(NSButtonType.MomentaryPushIn);
- btn.Activated +=
- (s, e) =>
- {
- NSApplication.SharedApplication.EndSheet(NSApplication.SharedApplication.MainWindow.AttachedSheet,
- ((NSButton)s).Tag + 2);
- };
- btn.Frame = new RectangleF(0, height * i, width, height);
- newView.AddSubview(btn);
- i++;
- }
- newView.Frame = new RectangleF(0, 0, width, height * i);
- return newView;
- }
-
- void AddChild(VisualElement view)
- {
- if (!Application.IsApplicationOrNull(view.RealParent))
- Console.Error.WriteLine("Tried to add parented view to canvas directly");
-
- if (GetRenderer(view) == null)
- {
- var viewRenderer = CreateRenderer(view);
- SetRenderer(view, viewRenderer);
-
- PlatformRenderer.View.AddSubview(viewRenderer.NativeView);
- if (viewRenderer.ViewController != null)
- PlatformRenderer.AddChildViewController(viewRenderer.ViewController);
- viewRenderer.SetElementSize(new Size(PlatformRenderer.View.Bounds.Width, PlatformRenderer.View.Bounds.Height));
- }
- else
- Console.Error.WriteLine("A Renderer was already found, potential view double add");
- }
-
- void HandleChildRemoved(object sender, ElementEventArgs e)
- {
- var view = e.Element;
- DisposeModelAndChildrenRenderers(view);
- }
- }
-} \ No newline at end of file
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