Restore SEBPatch

SafeExamBrowser.UserInterface.Mobile/Windows/CredentialsDialog.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.Windows;
+using System.Windows.Input;
+using FontAwesome.WPF;
+using SafeExamBrowser.I18n.Contracts;
+using SafeExamBrowser.UserInterface.Contracts.Windows;
+using SafeExamBrowser.UserInterface.Contracts.Windows.Data;
+using SafeExamBrowser.UserInterface.Contracts.Windows.Events;
+
+namespace SafeExamBrowser.UserInterface.Mobile.Windows
+{
+	internal partial class CredentialsDialog : Window, ICredentialsDialog
+	{
+		private readonly IText text;
+
+		private WindowClosedEventHandler closed;
+		private WindowClosingEventHandler closing;
+
+		event WindowClosedEventHandler IWindow.Closed
+		{
+			add { closed += value; }
+			remove { closed -= value; }
+		}
+
+		event WindowClosingEventHandler IWindow.Closing
+		{
+			add { closing += value; }
+			remove { closing -= value; }
+		}
+
+		internal CredentialsDialog(CredentialsDialogPurpose purpose, string message, string title, IText text)
+		{
+			this.text = text;
+
+			InitializeComponent();
+			InitializeCredentialsDialog(purpose, message, title);
+		}
+
+		public void BringToForeground()
+		{
+			Dispatcher.Invoke(Activate);
+		}
+
+		public CredentialsDialogResult Show(IWindow parent = null)
+		{
+			return Dispatcher.Invoke(() =>
+			{
+				var result = new CredentialsDialogResult { Success = false };
+
+				if (parent is Window)
+				{
+					Owner = parent as Window;
+				}
+
+				InitializeBounds();
+
+				if (ShowDialog() is true)
+				{
+					result.Password = Password.Password;
+					result.Success = true;
+					result.Username = Username.Text;
+				}
+
+				return result;
+			});
+		}
+
+		private void InitializeBounds()
+		{
+			Left = 0;
+			Top = 0;
+			Height = SystemParameters.PrimaryScreenHeight;
+			Width = SystemParameters.PrimaryScreenWidth;
+		}
+
+		private void InitializeCredentialsDialog(CredentialsDialogPurpose purpose, string message, string title)
+		{
+			InitializeBounds();
+
+			if (purpose == CredentialsDialogPurpose.WirelessNetwork)
+			{
+				PurposeIcon.Icon = FontAwesomeIcon.Wifi;
+				PurposeIcon.Rotation = 0;
+				UsernameLabel.Content = text.Get(TextKey.CredentialsDialog_UsernameOptionalLabel);
+			}
+			else
+			{
+				PurposeIcon.Icon = FontAwesomeIcon.Key;
+				PurposeIcon.Rotation = 90;
+				UsernameLabel.Content = text.Get(TextKey.CredentialsDialog_UsernameLabel);
+			}
+
+			PasswordLabel.Content = text.Get(TextKey.CredentialsDialog_PasswordLabel);
+			Message.Text = message;
+			Title = title;
+
+			Closed += (o, args) => closed?.Invoke();
+			Closing += (o, args) => closing?.Invoke();
+			Loaded += (o, args) => Activate();
+
+			CancelButton.Content = text.Get(TextKey.PasswordDialog_Cancel);
+			CancelButton.Click += CancelButton_Click;
+
+			ConfirmButton.Content = text.Get(TextKey.PasswordDialog_Confirm);
+			ConfirmButton.Click += ConfirmButton_Click;
+
+			Password.KeyDown += Password_KeyDown;
+
+			SystemParameters.StaticPropertyChanged += SystemParameters_StaticPropertyChanged;
+		}
+
+		private void CancelButton_Click(object sender, RoutedEventArgs e)
+		{
+			DialogResult = false;
+			Close();
+		}
+
+		private void ConfirmButton_Click(object sender, RoutedEventArgs e)
+		{
+			DialogResult = true;
+			Close();
+		}
+
+		private void Password_KeyDown(object sender, KeyEventArgs e)
+		{
+			if (e.Key == Key.Enter)
+			{
+				DialogResult = true;
+				Close();
+			}
+		}
+
+		private void SystemParameters_StaticPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
+		{
+			if (e.PropertyName == nameof(SystemParameters.WorkArea))
+			{
+				Dispatcher.InvokeAsync(InitializeBounds);
+			}
+		}
+	}
+}