#include<Windows.h>
#include<iostream>
int a = 1;

const UINT WM_USERMSG = WM_USER + 1;   //自定义消息事件
void print(LPCWSTR format, ...) {
	WCHAR wchar_buff[100]{ 0 };
	va_list arglist;
	va_start(arglist, format);
	wvsprintfW(wchar_buff, format, arglist);
	va_end(arglist);
	OutputDebugStringW(wchar_buff);

}

LRESULT CALLBACK WindowProc(   //消息处理函数
	_In_ HWND   hwnd,
	_In_ UINT   uMsg,
	_In_ WPARAM wParam,
	_In_ LPARAM lParam
) {
	switch (uMsg)
	{
	case WM_CREATE:
		MessageBoxW(hwnd, L"窗口创建了", L"提示", MB_OK);
		break;
	case WM_CLOSE:
		MessageBoxW(hwnd, L"窗口关闭了", L"提示", MB_OK);
		DestroyWindow(hwnd);
		PostQuitMessage(0);
		break;
	case WM_MOUSEMOVE:
		//print(L"鼠标移动了！/n,%d",a);
		//a++;
	{
		WORD X = LOWORD(lParam);
		WORD Y = HIWORD(lParam);
		print(L"鼠标移动了！X坐标%d,Y坐标%d", X, Y);
		break; 
	}
	case WM_LBUTTONDOWN:
		print(L"鼠标左键按下了/n");
		SendMessageW(hwnd, WM_USERMSG, 0, 0);
	case WM_USERMSG:
		print(L"自定义消息！/n");
		break;
	default:
		break;
	}
	return DefWindowProcW(hwnd, uMsg, wParam, lParam);
}

int WINAPI WinMain(
	_In_ HINSTANCE hInstance,      // handle to current instance
	_In_opt_ HINSTANCE hPrevInstance,  // handle to previous instance
	_In_ LPSTR lpCmdLine,          // command line
	_In_ int nCmdShow              // show state
)
{
	//创建一个窗口类
	WNDCLASSW myClass = { 0 };
	myClass.lpszClassName = L"51hook";
	myClass.lpfnWndProc = WindowProc;
	//2.注册窗口类
	RegisterClassW(&myClass);
	//3.创建窗口
	HWND hwnd = CreateWindowW(
		myClass.lpszClassName,
		L"51hook",
		WS_OVERLAPPEDWINDOW,
		CW_USEDEFAULT,
		0,
		CW_USEDEFAULT,
		0,
		NULL,
		NULL,
		hInstance,
		0
	);

	//4.显示窗口
	ShowWindow(hwnd, SW_SHOWNORMAL);
	//5.获取消息

	MSG msg = { 0 };
	while (GetMessageW(&msg,0,0,0)){
		DispatchMessage(&msg);
	}
	return 0;
}