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using Avalonia;
using Avalonia.Controls.ApplicationLifetimes;
using Avalonia.Markup.Xaml;
using Avalonia.Styling;
using Avalonia.Threading;
using FluentAvalonia.Styling;
using Ryujinx.Ava.Ui.Windows;
using Ryujinx.Common;
using Ryujinx.Common.Logging;
using Ryujinx.Ui.Common.Configuration;
using System;
using System.IO;
namespace Ryujinx.Ava
{
public class App : Avalonia.Application
{
public override void Initialize()
{
AvaloniaXamlLoader.Load(this);
}
public override void OnFrameworkInitializationCompleted()
{
if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
{
desktop.MainWindow = new MainWindow();
}
base.OnFrameworkInitializationCompleted();
if (Program.PreviewerDetached)
{
ApplyConfiguredTheme();
ConfigurationState.Instance.Ui.BaseStyle.Event += ThemeChanged_Event;
ConfigurationState.Instance.Ui.CustomThemePath.Event += ThemeChanged_Event;
ConfigurationState.Instance.Ui.EnableCustomTheme.Event += CustomThemeChanged_Event;
}
}
private void CustomThemeChanged_Event(object sender, ReactiveEventArgs<bool> e)
{
ApplyConfiguredTheme();
}
private void ShowRestartDialog()
{
// TODO. Implement Restart Dialog when SettingsWindow is implemented.
}
private void ThemeChanged_Event(object sender, ReactiveEventArgs<string> e)
{
ApplyConfiguredTheme();
}
private void ApplyConfiguredTheme()
{
try
{
string baseStyle = ConfigurationState.Instance.Ui.BaseStyle;
string themePath = ConfigurationState.Instance.Ui.CustomThemePath;
bool enableCustomTheme = ConfigurationState.Instance.Ui.EnableCustomTheme;
const string BaseStyleUrl = "avares://Ryujinx.Ava/Assets/Styles/Base{0}.xaml";
if (string.IsNullOrWhiteSpace(baseStyle))
{
ConfigurationState.Instance.Ui.BaseStyle.Value = "Dark";
baseStyle = ConfigurationState.Instance.Ui.BaseStyle;
}
var theme = AvaloniaLocator.Current.GetService<FluentAvaloniaTheme>();
theme.RequestedTheme = baseStyle;
var currentStyles = this.Styles;
// Remove all styles except the base style.
if (currentStyles.Count > 1)
{
currentStyles.RemoveRange(1, currentStyles.Count - 1);
}
IStyle newStyles = null;
// Load requested style, and fallback to Dark theme if loading failed.
try
{
newStyles = (Styles)AvaloniaXamlLoader.Load(new Uri(string.Format(BaseStyleUrl, baseStyle), UriKind.Absolute));
}
catch (XamlLoadException)
{
newStyles = (Styles)AvaloniaXamlLoader.Load(new Uri(string.Format(BaseStyleUrl, "Dark"), UriKind.Absolute));
}
currentStyles.Add(newStyles);
if (enableCustomTheme)
{
if (!string.IsNullOrWhiteSpace(themePath))
{
try
{
var themeContent = File.ReadAllText(themePath);
var customStyle = AvaloniaRuntimeXamlLoader.Parse<IStyle>(themeContent);
currentStyles.Add(customStyle);
}
catch (Exception ex)
{
Logger.Error?.Print(LogClass.Application, $"Failed to Apply Custom Theme. Error: {ex.Message}");
}
}
}
}
catch (Exception)
{
Logger.Warning?.Print(LogClass.Application, "Failed to Apply Theme. A restart is needed to apply the selected theme");
ShowRestartDialog();
}
}
}
}
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