Add Windows support.

apps/CMakeLists.txt

@@ -5,7 +5,15 @@ target_include_directories(sample_gui PUBLIC
                           "${PROJECT_SOURCE_DIR}/src/client"
                           )
 target_link_libraries(sample_gui PUBLIC client windows console core 
-    network database geometry audio graphics web)
+    network database geometry audio web)
+
+add_executable(sample_gui_win WIN32 gui-main-win.cpp)
+target_include_directories(sample_gui PUBLIC
+                          "${PROJECT_SOURCE_DIR}/src/console"
+                          "${PROJECT_SOURCE_DIR}/src/client"
+                          )
+target_link_libraries(sample_gui_win PUBLIC client windows console core 
+    network database geometry audio web)
 
 # Sample Console
 add_executable(sample_console console-main.cpp)
@@ -21,4 +29,9 @@ target_include_directories(xml_practice PUBLIC
                           "${PROJECT_SOURCE_DIR}/src/core"
                           "${PROJECT_SOURCE_DIR}/src/web/xml"
                           )
-target_link_libraries(xml_practice PUBLIC core web)
+target_link_libraries(xml_practice PUBLIC core web)
+
+set_property(TARGET sample_console PROPERTY FOLDER apps)
+set_property(TARGET sample_gui PROPERTY FOLDER apps)
+set_property(TARGET sample_gui_win PROPERTY FOLDER apps)
+set_property(TARGET xml_practice PROPERTY FOLDER apps)

apps/audio-win.cpp

@@ -0,0 +1,82 @@
+// LowLevelAudio.cpp : This file contains the 'main' function. Program execution begins and ends there.
+//
+
+#include "Mmdeviceapi.h"
+#include "Functiondiscoverykeys_devpkey.h"
+#include <iostream>
+
+const CLSID CLSID_MMDeviceEnumerator = __uuidof(MMDeviceEnumerator);
+const IID IID_IMMDeviceEnumerator = __uuidof(IMMDeviceEnumerator);
+
+int main()
+{
+	CoInitialize(nullptr);
+	IMMDeviceEnumerator* pEnumerator = nullptr;
+	IMMDeviceCollection* pDeviceCollection = nullptr;
+	HRESULT hr = S_OK;
+
+	hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, 
+		IID_IMMDeviceEnumerator, (void**)& pEnumerator);
+	if (!pEnumerator)
+	{
+		std::cout << "Failed to populate enumerator" << std::endl;
+		return 0;
+	}
+
+	hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pDeviceCollection);
+	UINT  count;
+	hr = pDeviceCollection->GetCount(&count);
+	if (count == 0)
+	{
+		std::cout << "No devices found\n";
+	}
+	// Each loop prints the name of an endpoint device.
+	IMMDevice* pEndpoint = nullptr;
+	IPropertyStore* pProps = nullptr;
+	LPWSTR pwszID = nullptr;
+	for (ULONG i = 0; i < count; i++)
+	{
+		// Get pointer to endpoint number i.
+		hr = pDeviceCollection->Item(i, &pEndpoint);
+
+		// Get the endpoint ID string.
+		hr = pEndpoint->GetId(&pwszID);
+		hr = pEndpoint->OpenPropertyStore(STGM_READ, &pProps);
+
+		PROPVARIANT varName;
+		// Initialize container for property value.
+		PropVariantInit(&varName);
+
+		// Get the endpoint's friendly-name property.
+		hr = pProps->GetValue(PKEY_Device_FriendlyName, &varName);
+
+		// Print endpoint friendly name and endpoint ID.
+		std::cout << "Endpoint: " << i << " " << varName.pwszVal << " " << pwszID << std::endl;
+		CoTaskMemFree(pwszID);
+		pwszID = nullptr;
+
+		PropVariantClear(&varName);
+		if (pProps)
+		{
+			pProps->Release();
+			pProps = nullptr;
+		}
+		if (pEndpoint)
+		{
+			pEndpoint->Release();
+			pEndpoint = nullptr;
+		}
+	}
+	if (pEnumerator)
+	{
+		pEnumerator->Release();
+		pEnumerator = nullptr;
+	}
+	if (pDeviceCollection)
+	{
+		pDeviceCollection->Release();
+		pDeviceCollection = nullptr;
+	}
+	return 0;
+}
+

apps/gui-main-win.cpp

@@ -0,0 +1,73 @@
+#ifndef UNICODE
+#define UNICODE
+#endif 
+
+#include "windows.h"
+
+LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
+
+int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PWSTR pCmdLine, int nCmdShow)
+{
+    // Register the window class.
+    const wchar_t CLASS_NAME[] = L"Sample Window Class";
+
+    WNDCLASS wc = { };
+
+    wc.lpfnWndProc = WindowProc;
+    wc.hInstance = hInstance;
+    wc.lpszClassName = CLASS_NAME;
+
+    RegisterClass(&wc);
+
+    HWND hwnd = CreateWindowEx(
+        0,                              // Optional window styles.
+        CLASS_NAME,                     // Window class
+        L"Learn to Program Windows",    // Window text
+        WS_OVERLAPPEDWINDOW,            // Window style
+
+        // Size and position
+        CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
+
+        NULL,       // Parent window    
+        NULL,       // Menu
+        hInstance,  // Instance handle
+        NULL        // Additional application data
+    );
+
+    if (hwnd == NULL)
+    {
+        return 0;
+    }
+    ShowWindow(hwnd, nCmdShow);
+
+    // Run the message loop.
+    MSG msg = { };
+    while (GetMessage(&msg, NULL, 0, 0))
+    {
+        TranslateMessage(&msg);
+        DispatchMessage(&msg);
+    }
+    return 0;
+}
+
+LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+    switch (uMsg)
+    {
+    case WM_DESTROY:
+        PostQuitMessage(0);
+        return 0;
+
+	case WM_PAINT:
+	{
+		PAINTSTRUCT ps;
+		HDC hdc = BeginPaint(hwnd, &ps);
+
+		FillRect(hdc, &ps.rcPaint, (HBRUSH)(COLOR_WINDOW + 1));
+
+		EndPaint(hwnd, &ps);
+	}
+
+	}
+    return DefWindowProc(hwnd, uMsg, wParam, lParam);
+}