#include "stdafx.h"
#include <windows.h>
#include <mmsystem.h>

LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
{
	wchar_t szAppName[] = L"HelloWin";
	HWND hwnd;
	MSG msg;
	WNDCLASSEX wndclass;
	wndclass.cbSize = sizeof(wndclass);
	wndclass.style = CS_HREDRAW | CS_VREDRAW;
	wndclass.lpfnWndProc = WndProc;
	wndclass.cbClsExtra = 0;
	wndclass.cbWndExtra = 0;
	wndclass.hInstance = hInstance;
	wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
	wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
	wndclass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
	wndclass.lpszMenuName = NULL;
	wndclass.lpszClassName = szAppName;
	wndclass.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
	RegisterClassEx(&wndclass);
	hwnd = CreateWindow(
		szAppName, // window class name
		L"The Hello Program", // window caption
		WS_OVERLAPPEDWINDOW, // window style
		CW_USEDEFAULT, // initial x position
		CW_USEDEFAULT, // initial y position
		CW_USEDEFAULT, // initial x size
		CW_USEDEFAULT, // initial y size
		NULL, // parent window handle
		NULL, // window menu handle
		hInstance, // program instance handle
		NULL
		); // creation parameters
	ShowWindow(hwnd, iCmdShow);
	UpdateWindow(hwnd);
	while (GetMessage(&msg, NULL, 0, 0))
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}
	return msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
	HDC hdc;
	PAINTSTRUCT ps;
	RECT rect;
	switch (iMsg)
	{
	case WM_CREATE:
		//PlaySound(L"hellowin.wav", NULL, SND_FILENAME | SND_ASYNC);
		return 0;
	case WM_PAINT:
		hdc = BeginPaint(hwnd, &ps);
		GetClientRect(hwnd, &rect);
		DrawText(hdc, L"Hello, Windows 95!", -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
		EndPaint(hwnd, &ps);
		return 0;
	case WM_DESTROY:
		PostQuitMessage(0);
		return 0;
	}
	return DefWindowProc(hwnd, iMsg, wParam, lParam);
}