seb-win-refactoring/SafeExamBrowser.UserInterface.Desktop/Windows/SplashScreen.xaml.cs

146 lines
3.1 KiB
C#

/*
* 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.Documents;
using System.Windows.Media;
using SafeExamBrowser.Configuration.Contracts;
using SafeExamBrowser.I18n.Contracts;
using SafeExamBrowser.UserInterface.Contracts.Windows;
using SafeExamBrowser.UserInterface.Contracts.Windows.Events;
using SafeExamBrowser.UserInterface.Desktop.ViewModels;
namespace SafeExamBrowser.UserInterface.Desktop.Windows
{
internal partial class SplashScreen : Window, ISplashScreen
{
private readonly ProgressIndicatorViewModel model;
private readonly IText text;
private AppConfig appConfig;
private bool allowClose;
private WindowClosedEventHandler closed;
private WindowClosingEventHandler closing;
public AppConfig AppConfig
{
set
{
Dispatcher.Invoke(() =>
{
appConfig = value;
UpdateAppInfo();
});
}
}
event WindowClosedEventHandler IWindow.Closed
{
add { closed += value; }
remove { closed -= value; }
}
event WindowClosingEventHandler IWindow.Closing
{
add { closing += value; }
remove { closing -= value; }
}
internal SplashScreen(IText text, AppConfig appConfig = null)
{
this.appConfig = appConfig;
this.model = new ProgressIndicatorViewModel();
this.text = text;
InitializeComponent();
InitializeSplashScreen();
}
public void BringToForeground()
{
Dispatcher.Invoke(Activate);
}
public new void Close()
{
Dispatcher.Invoke(() =>
{
allowClose = true;
model.BusyIndication = false;
closing?.Invoke();
base.Close();
});
}
public new void Hide()
{
Dispatcher.Invoke(base.Hide);
}
public new void Show()
{
Dispatcher.Invoke(base.Show);
}
public void Progress()
{
model.CurrentProgress += 1;
}
public void Regress()
{
model.CurrentProgress -= 1;
}
public void SetIndeterminate()
{
model.IsIndeterminate = true;
}
public void SetMaxValue(int max)
{
model.IsIndeterminate = false;
model.MaxProgress = max;
}
public void SetValue(int value)
{
model.CurrentProgress = value;
}
public void UpdateStatus(TextKey key, bool busyIndication = false)
{
model.Status = text.Get(key);
model.BusyIndication = busyIndication;
}
private void InitializeSplashScreen()
{
UpdateAppInfo();
StatusTextBlock.DataContext = model;
ProgressBar.DataContext = model;
Closed += (o, args) => closed?.Invoke();
Closing += (o, args) => args.Cancel = !allowClose;
}
private void UpdateAppInfo()
{
if (appConfig != null)
{
InfoTextBlock.Inlines.Add(new Run($"Version {appConfig.ProgramInformationalVersion}") { Foreground = Brushes.DimGray });
InfoTextBlock.Inlines.Add(new LineBreak());
InfoTextBlock.Inlines.Add(new LineBreak());
InfoTextBlock.Inlines.Add(new Run(appConfig.ProgramCopyright) { FontSize = 10 });
}
}
}
}