App.xaml setting theme "Dark" inoperative.

[yxkaibaoma]

Describe the bug

App.xaml
<Application.Resources>

<ResourceDictionary.MergedDictionaries>
<ui:ThemesDictionary Theme="Dark" />
<ui:ControlsDictionary />
</ResourceDictionary.MergedDictionaries>

</Application.Resources>

To Reproduce

The constructor is called multiple times, causing the theme to reset.

Expected behavior

how to avoid?

Screenshots

No response

OS version

win11

.NET version

.net core 6

WPF-UI NuGet version

3.0.0

Additional context

No response

[Palatis]

do these in your MainWindow constructor, maybe?

public MainWindow(...)
{
    SystemThemeWatcher.Watch(this);
    ApplicationThemeManager.Apply(ApplicationTheme.Dark);
    InitializeComponent();
}

Has to ask the theme watcher to manage the window, i guess.