Restore SEBPatch

SafeExamBrowser.UserInterface.Mobile/Windows/ActionCenter.xaml.cs

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+/*
+ * Copyright (c) 2024 ETH Zürich, IT Services
+ * 
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Media.Animation;
+using SafeExamBrowser.I18n.Contracts;
+using SafeExamBrowser.UserInterface.Contracts.Shell;
+using SafeExamBrowser.UserInterface.Contracts.Shell.Events;
+
+namespace SafeExamBrowser.UserInterface.Mobile.Windows
+{
+	internal partial class ActionCenter : Window, IActionCenter
+	{
+		public bool ShowClock
+		{
+			set { Dispatcher.Invoke(() => Clock.Visibility = value ? Visibility.Visible : Visibility.Collapsed); }
+		}
+
+		public bool ShowQuitButton
+		{
+			set { Dispatcher.Invoke(() => QuitButton.Visibility = value ? Visibility.Visible : Visibility.Collapsed); }
+		}
+
+		public event QuitButtonClickedEventHandler QuitButtonClicked;
+
+		internal ActionCenter()
+		{
+			InitializeComponent();
+			InitializeActionCenter();
+		}
+
+		public void AddApplicationControl(IApplicationControl control, bool atFirstPosition = false)
+		{
+			if (control is UIElement uiElement)
+			{
+				if (atFirstPosition)
+				{
+					ApplicationPanel.Children.Insert(0, uiElement);
+				}
+				else
+				{
+					ApplicationPanel.Children.Add(uiElement);
+				}
+			}
+		}
+
+		public void AddNotificationControl(INotificationControl control)
+		{
+			if (control is UIElement uiElement)
+			{
+				ControlPanel.Children.Insert(ControlPanel.Children.Count - 2, uiElement);
+			}
+		}
+
+		public void AddSystemControl(ISystemControl control)
+		{
+			if (control is UIElement uiElement)
+			{
+				ControlPanel.Children.Insert(ControlPanel.Children.Count - 2, uiElement);
+			}
+		}
+
+		public new void Close()
+		{
+			Dispatcher.Invoke(base.Close);
+		}
+
+		public new void Hide()
+		{
+			Dispatcher.Invoke(HideAnimated);
+		}
+
+		public void InitializeBounds()
+		{
+			Dispatcher.Invoke(() =>
+			{
+				Height = SystemParameters.WorkArea.Height;
+				Top = 0;
+				Left = -Width;
+			});
+		}
+
+		public void InitializeText(IText text)
+		{
+			QuitButton.ToolTip = text.Get(TextKey.Shell_QuitButton);
+			QuitButton.Text.Text = text.Get(TextKey.Shell_QuitButton);
+		}
+
+		public void Promote()
+		{
+			Task.Run(() =>
+			{
+				Dispatcher.Invoke(ShowAnimated);
+				Thread.Sleep(2000);
+				Dispatcher.Invoke(HideAnimated);
+			});
+		}
+
+		public void Register(IActionCenterActivator activator)
+		{
+			activator.Activated += Activator_Activated;
+			activator.Deactivated += Activator_Deactivated;
+			activator.Toggled += Activator_Toggled;
+		}
+
+		public new void Show()
+		{
+			Dispatcher.Invoke(ShowAnimated);
+		}
+
+		private void HideAnimated()
+		{
+			var storyboard = new Storyboard();
+			var animation = new DoubleAnimation
+			{
+				EasingFunction = new CircleEase { EasingMode = EasingMode.EaseOut },
+				From = 0,
+				To = -Width,
+				Duration = new Duration(TimeSpan.FromMilliseconds(500))
+			};
+
+			Storyboard.SetTarget(animation, this);
+			Storyboard.SetTargetProperty(animation, new PropertyPath(LeftProperty));
+
+			storyboard.Children.Add(animation);
+			storyboard.Completed += HideAnimation_Completed;
+			storyboard.Begin();
+		}
+
+		private void ShowAnimated()
+		{
+			var storyboard = new Storyboard();
+			var animation = new DoubleAnimation
+			{
+				EasingFunction = new CircleEase { EasingMode = EasingMode.EaseOut },
+				From = -Width,
+				To = 0,
+				Duration = new Duration(TimeSpan.FromMilliseconds(500))
+			};
+
+			Storyboard.SetTarget(animation, this);
+			Storyboard.SetTargetProperty(animation, new PropertyPath(LeftProperty));
+
+			InitializeBounds();
+			base.Show();
+
+			storyboard.Children.Add(animation);
+			storyboard.Completed += ShowAnimation_Completed;
+			storyboard.Begin();
+		}
+
+		private void ShowAnimation_Completed(object sender, EventArgs e)
+		{
+			Activate();
+			Deactivated += ActionCenter_Deactivated;
+		}
+
+		private void HideAnimation_Completed(object sender, EventArgs e)
+		{
+			Deactivated -= ActionCenter_Deactivated;
+			base.Hide();
+		}
+
+		private void ActionCenter_Deactivated(object sender, EventArgs e)
+		{
+			HideAnimated();
+		}
+
+		private void Activator_Activated()
+		{
+			Dispatcher.InvokeAsync(() =>
+			{
+				if (Visibility != Visibility.Visible)
+				{
+					ShowAnimated();
+				}
+			});
+		}
+
+		private void Activator_Deactivated()
+		{
+			Dispatcher.InvokeAsync(() =>
+			{
+				if (Visibility == Visibility.Visible)
+				{
+					HideAnimated();
+				}
+			});
+		}
+
+		private void Activator_Toggled()
+		{
+			Dispatcher.InvokeAsync(() =>
+			{
+				if (Visibility != Visibility.Visible)
+				{
+					ShowAnimated();
+				}
+				else
+				{
+					HideAnimated();
+				}
+			});
+		}
+
+		private void InitializeActionCenter()
+		{
+			QuitButton.Clicked += (args) => QuitButtonClicked?.Invoke(args);
+		}
+	}
+}