104 lines
3.2 KiB
C#
104 lines
3.2 KiB
C#
using System.Diagnostics.CodeAnalysis;
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using Foundation;
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using Pixiview.iOS.Renderers;
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using Pixiview.UI;
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using Pixiview.Utils;
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using UIKit;
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using Xamarin.Forms;
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using Xamarin.Forms.Platform.iOS;
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[assembly: ExportRenderer(typeof(AdaptedPage), typeof(AdaptedPageRenderer))]
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namespace Pixiview.iOS.Renderers
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{
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public class AdaptedPageRenderer : PageRenderer
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{
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UIDeviceOrientation lastOrientation;
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NSObject observer;
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public override void ViewDidLoad()
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{
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base.ViewDidLoad();
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if (Element is AdaptedPage page)
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{
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page.OnLoad();
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}
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}
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public override void ViewDidAppear(bool animated)
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{
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base.ViewDidAppear(animated);
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var style = ConvertStyle(StatusBar.GetStatusBarStyle(Element));
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if (UIApplication.SharedApplication.StatusBarStyle != style)
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{
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SetStatusBarStyle(style);
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}
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observer = UIDevice.Notifications.ObserveOrientationDidChange(ChangeOrientation);
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ChangeOrientation(null, null);
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}
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public override void ViewWillDisappear(bool animated)
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{
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if (observer != null)
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{
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observer.Dispose();
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observer = null;
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}
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base.ViewWillDisappear(animated);
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}
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private void SetStatusBarStyle(UIStatusBarStyle style)
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{
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if (style == UIStatusBarStyle.BlackOpaque)
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{
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UIApplication.SharedApplication.SetStatusBarHidden(true, UIStatusBarAnimation.Fade);
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}
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else
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{
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UIApplication.SharedApplication.SetStatusBarStyle(style, true);
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UIApplication.SharedApplication.SetStatusBarHidden(false, UIStatusBarAnimation.Fade);
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}
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SetNeedsStatusBarAppearanceUpdate();
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}
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[SuppressMessage("Code Notifications", "XI0002:Notifies you from using newer Apple APIs when targeting an older OS version", Justification = "<Pending>")]
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private UIStatusBarStyle ConvertStyle(StatusBarStyles style)
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{
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switch (style)
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{
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case StatusBarStyles.DarkText:
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return UIStatusBarStyle.DarkContent;
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case StatusBarStyles.WhiteText:
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return UIStatusBarStyle.LightContent;
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case StatusBarStyles.Hidden:
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return UIStatusBarStyle.BlackOpaque;
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case StatusBarStyles.Default:
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default:
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return UIStatusBarStyle.Default;
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}
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}
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void ChangeOrientation(object sender, NSNotificationEventArgs e)
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{
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var current = UIDevice.CurrentDevice.Orientation;
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if (current == UIDeviceOrientation.FaceUp || current == UIDeviceOrientation.FaceDown)
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{
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//current = UIDeviceOrientation.Portrait;
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return;
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}
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if (lastOrientation != current)
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{
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lastOrientation = current;
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if (Element is AdaptedPage page)
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{
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page.OnOrientationChanged((Orientation)lastOrientation);
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}
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}
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}
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}
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}
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