#include <Windows.h>

//ウィンドウプロシージャ
LRESULT CALLBACK WndProc( HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
	switch(msg)
	{
	case	WM_PAINT:
		break;
	case	WM_CLOSE:
		break;
	case	WM_DESTROY:
		PostQuitMessage(0);
		return 0;
	}

	return DefWindowProc( hWnd, msg, wParam, lParam );
}

//メイン関数
int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow )
{
	int		width		= 640;
	int		height		= 480;
	int		windowHeight	= height + GetSystemMetrics( SM_CYFRAME ) * 2 + GetSystemMetrics( SM_CYCAPTION );
	int		windowWidth	= width  + GetSystemMetrics( SM_CXFRAME ) * 2 ;

	WCHAR*		className	= L"class_win32_template";
	WCHAR*		titleName	= L"title_win32_template";
	MSG		msg;

	//ウィンドウクラス
	WNDCLASSEX	wc;
	wc.cbSize		= sizeof(wc);	
	wc.style		= CS_HREDRAW | CS_VREDRAW;
	wc.lpfnWndProc		= WndProc;
	wc.cbClsExtra		= 0;
	wc.cbWndExtra		= 0;
	wc.hInstance		= hInstance;
	wc.hIcon		= (HICON)LoadImage( NULL, MAKEINTRESOURCE(IDI_APPLICATION), IMAGE_ICON, 0, 0, LR_SHARED );
	wc.hCursor		= (HCURSOR)LoadImage( NULL, MAKEINTRESOURCE(IDC_ARROW), IMAGE_CURSOR, 0, 0, LR_SHARED );
	wc.hbrBackground	= (HBRUSH)( COLOR_APPWORKSPACE + 1 );
	wc.lpszMenuName		= NULL;
	wc.lpszClassName	= className;
	wc.hIconSm		= (HICON)LoadIcon( NULL, IDI_APPLICATION );

	//ウィンドウクラスの登録
	if( !RegisterClassEx(&wc) ) return 0;

	//ウィンドウの生成
	HWND		hWnd	= CreateWindow(	className, titleName, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, windowWidth, windowHeight, NULL, NULL, hInstance, NULL );

	//ウィンドウの表示・更新
	ShowWindow(hWnd, SW_SHOW);
	UpdateWindow(hWnd);

	//メッセージループ
	while( GetMessage(&msg, NULL, 0, 0) )
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}

	return 0;
}