src/common/Themes/theme_helpers.h

#pragma once
#include <windows.h>

enum class AppTheme
{
    Dark = 0,
    Light = 1
};

struct ThemeHelpers
{
    static AppTheme GetAppTheme();
    static void ThemeHelpers::SetImmersiveDarkMode(HWND window, bool enabled);
};
Immersive dark mode + Theme Listener (#18315) * C++ impl of immersive dark mode * Stop using the hardcoded value. * Conjured up theme listener based on registry. * Update MainWindow.xaml.cpp * Update expect.txt * Moved themehelpers to the common themes lib. * Ported theme helpers back to .NET * Update expect.txt * Updated C# Theme Listening logic to mimic the one from Windows Community Toolkit. * Replaced unmanaged code for RegisterForImmersiveDarkMode with unmanaged ThemeListener class. * Fix upstream changes * Update ThemeListener.h * Update ThemeListener.h * Proper formatting * Added handler to Keyboard Manager. * Update EditKeyboardWindow.cpp * Added dwmapi.lib to runner, removed condition from additional dependencies. * Update PowerRenameUI.vcxproj * Added new deps for ManagedCommon to Product.wxs * Crude attempts and understanding installer * Removed Microsoft.Win32.Registry.dll from product.wxs. * Updated dictionary * Renamed ThemeListener class file for consistency, removed unused CheckImmersiveDarkMode in theme_helpers. * Update Themes.vcxproj * Update theme_listener.cpp * Removed SupportsImmersiveDarkMode version check * Removed SupportsImmersiveDarkMode version check * Whoops * Update expect.txt 2022-07-01 21:52:48 +12:00			`#pragma once`
			`#include <windows.h>`

			`enum class AppTheme`
			`{`
			`Dark = 0,`
			`Light = 1`
			`};`

			`struct ThemeHelpers`
			`{`
			`static AppTheme GetAppTheme();`
			`static void ThemeHelpers::SetImmersiveDarkMode(HWND window, bool enabled);`
			`};`