Method MainPage

FastCopy/MainPage.xaml.cpp:18–37

namespace winrt::FastCopy::implementation
{
    MainPage::MainPage()
    {
        InitializeComponent();
        SettingsChangeListener::GetInstance().OnThemeChange(
            [this](SettingsChangeListener::ThemeChangeEventArg e)
            {
                if (e.effect == 2)
                {
                    switch (e.theme)
                    {
                    case 0: Background(nullptr); break;
                    case 1: Background(winrt::Microsoft::UI::Xaml::Media::SolidColorBrush{winrt::Windows::UI::Colors::White()}); break;
                    case 2: Background(winrt::Microsoft::UI::Xaml::Media::SolidColorBrush{winrt::Windows::UI::Colors::Black()}); break;
                    }
                }
                else
                    Background(nullptr);
            }
        );
    }

    winrt::FastCopy::SettingsViewModel MainPage::ViewModel()
    {