Demonstrate using Windows 10 WRL API and GameBar API

openrct2.vcxproj

@@ -167,6 +167,7 @@
     <ClCompile Include="src\platform\posix.c" />
     <ClCompile Include="src\platform\shared.c" />
     <ClCompile Include="src\platform\windows.c" />
+    <ClCompile Include="src\platform\WindowsAPI.cpp" />
     <ClCompile Include="src\rct1.c" />
     <ClCompile Include="src\rct1\S4Importer.cpp" />
     <ClCompile Include="src\rct1\Tables.cpp" />
@@ -537,7 +538,7 @@
     <ProjectGuid>{D24D94F6-2A74-480C-B512-629C306CE92F}</ProjectGuid>
     <RootNamespace>openrct2</RootNamespace>
     <ProjectName>openrct2</ProjectName>
-    <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.10586.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">

src/openrct2.c

@@ -439,6 +439,10 @@ static void openrct2_loop()
 
 			platform_draw();
 
+			if (wrl_is_gamebar_visible()) {
+				printf("game bar is visible\n");
+			}
+
 			fps++;
 			if (SDL_GetTicks() - secondTick >= 1000) {
 				fps = 0;

src/platform/WindowsAPI.cpp

@@ -0,0 +1,73 @@
+#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
+/*****************************************************************************
+ * OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
+ *
+ * OpenRCT2 is the work of many authors, a full list can be found in contributors.md
+ * For more information, visit https://github.com/OpenRCT2/OpenRCT2
+ *
+ * OpenRCT2 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * A full copy of the GNU General Public License can be found in licence.txt
+ *****************************************************************************/
+#pragma endregion
+
+#include <SDL_platform.h>
+
+#ifdef __WINDOWS__
+
+#include <windows.foundation.h>
+#include <windows.gaming.ui.h>
+#include <wrl/client.h>
+#include <wrl/wrappers/corewrappers.h>
+
+#pragma comment(lib, "runtimeobject.lib")
+
+using namespace ABI::Windows::Gaming::UI;
+using namespace ABI::Windows::Foundation;
+using namespace Microsoft::WRL;
+using namespace Microsoft::WRL::Details;
+using namespace Microsoft::WRL::Wrappers;
+
+static bool _wrlInitialised;
+static ComPtr<IGameBarStatics> _gameBar;
+
+extern "C"
+{
+    void wrl_initialise()
+    {
+        if (SUCCEEDED(Initialize(RO_INIT_MULTITHREADED)))
+        {
+            _wrlInitialised = true;
+
+            // Get a GameBar instance
+            GetActivationFactory(HStringReference(RuntimeClass_Windows_Gaming_UI_GameBar).Get(), &_gameBar);
+        }
+    }
+
+    void wrl_dispose()
+    {
+        if (_wrlInitialised)
+        {
+            _gameBar = nullptr;
+            Uninitialize();
+        }
+    }
+
+    bool wrl_is_gamebar_visible()
+    {
+        if (_gameBar != nullptr)
+        {
+            boolean value;
+            if (SUCCEEDED(_gameBar->get_Visible(&value)))
+            {
+                return value != 0;
+            }
+        }
+        return false;
+    }
+}
+
+#endif

src/platform/platform.h

@@ -213,6 +213,11 @@ datetime64 platform_get_datetime_now_utc();
 	// This function cannot be marked as 'static', even though it may seem to be,
 	// as it requires external linkage, which 'static' prevents
 	__declspec(dllexport) int StartOpenRCT(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow);
+
+	void wrl_initialise();
+	void wrl_dispose();
+	bool wrl_is_gamebar_visible();
+
 #endif // __WINDOWS__
 
 #if defined(__LINUX__) || defined(__MACOSX__)

src/platform/windows.c

@@ -61,6 +61,8 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
 {
 	_dllModule = hInstance;
 
+	wrl_initialise();
+
 	int argc;
 	char ** argv = (char**)windows_get_command_line_args(&argc);
 	int runGame = cmdline_run((const char **)argv, argc);
@@ -75,6 +77,8 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
 		openrct2_launch();
 	}
 
+	wrl_dispose();
+
 	return gExitCode;
 }
 
@@ -86,11 +90,15 @@ int main(int argc, char *argv[])
 	HINSTANCE hInstance = GetModuleHandle(NULL);
 	_dllModule = hInstance;
 
+	wrl_initialise();
+
 	int runGame = cmdline_run((const char **)argv, argc);
 	if (runGame == 1) {
 		openrct2_launch();
 	}
 
+	wrl_dispose();
+
 	return gExitCode;
 }