//WindowsProject3.cpp: 定义应用程序的入口点。
//

#include "stdafx.h"

#define _WINSOCK_DEPRECATED_NO_WARNINGS

#include <WinSock2.h>
#include <Windows.h>
#include <stdio.h>

#include <ShObjIdl.h>

#pragma comment(lib,"WS2_32.lib")

#include "WindowsProject2.h"
#include <string.h>

#define MAX_LOADSTRING 100

// 全局变量: 
HINSTANCE hInst;                                // 当前实例
WCHAR szTitle[MAX_LOADSTRING];                  // 标题栏文本
WCHAR szWindowClass[MAX_LOADSTRING];            // 主窗口类名

												// 此代码模块中包含的函数的前向声明: 
ATOM                MyRegisterClass(HINSTANCE hInstance);
BOOL                InitInstance(HINSTANCE, int);
LRESULT CALLBACK    WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK    About(HWND, UINT, WPARAM, LPARAM);

void MySock();
void MyCom();

int APIENTRY wWinMain(_In_ HINSTANCE hInstance,
	_In_opt_ HINSTANCE hPrevInstance,
	_In_ LPWSTR    lpCmdLine,
	_In_ int       nCmdShow)
{
	UNREFERENCED_PARAMETER(hPrevInstance);
	UNREFERENCED_PARAMETER(lpCmdLine);


	// TODO: 在此放置代码。

	// 初始化全局字符串
	LoadStringW(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
	LoadStringW(hInstance, IDC_WINDOWSPROJECT2, szWindowClass, MAX_LOADSTRING);
	MyRegisterClass(hInstance);

	// 执行应用程序初始化: 
	if (!InitInstance(hInstance, nCmdShow))
	{
		return FALSE;
	}

	HACCEL hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_WINDOWSPROJECT2));

	MSG msg;

	// 主消息循环: 
	while (GetMessage(&msg, nullptr, 0, 0))
	{
		if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
		{
			TranslateMessage(&msg);
			DispatchMessage(&msg);
		}
	}

	return (int)msg.wParam;
}



//
//  函数: MyRegisterClass()
//
//  目的: 注册窗口类。
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
	WNDCLASSEXW wcex;

	wcex.cbSize = sizeof(WNDCLASSEX);

	wcex.style = CS_HREDRAW | CS_VREDRAW;
	wcex.lpfnWndProc = WndProc;
	wcex.cbClsExtra = 0;
	wcex.cbWndExtra = 0;
	wcex.hInstance = hInstance;
	wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_WINDOWSPROJECT2));
	wcex.hCursor = LoadCursor(nullptr, IDC_ARROW);
	wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
	wcex.lpszMenuName = MAKEINTRESOURCEW(IDC_WINDOWSPROJECT2);
	wcex.lpszClassName = szWindowClass;
	wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));

	return RegisterClassExW(&wcex);
}

struct MyStruct
{
	wchar_t name[100];
	int age;

};

//
//   函数: InitInstance(HINSTANCE, int)
//
//   目的: 保存实例句柄并创建主窗口
//
//   注释: 
//
//        在此函数中，我们在全局变量中保存实例句柄并
//        创建和显示主程序窗口。
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{

	MyStruct *m = new MyStruct;
	wcscpy_s(m->name, L"king");
	m->age = 17;

	hInst = hInstance; // 将实例句柄存储在全局变量中

	HWND hWnd = CreateWindowW(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
		CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, nullptr, nullptr, hInstance, m);

	if (!hWnd)
	{
		return FALSE;
	}

	ShowWindow(hWnd, nCmdShow);
	UpdateWindow(hWnd);

	return TRUE;
}

//
//  函数: WndProc(HWND, UINT, WPARAM, LPARAM)
//
//  目的:    处理主窗口的消息。
//
//  WM_COMMAND  - 处理应用程序菜单
//  WM_PAINT    - 绘制主窗口
//  WM_DESTROY  - 发送退出消息并返回
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	WCHAR mb_title[30] = L"My application";
	MyStruct* m;
	if (message == WM_CREATE)
	{
		CREATESTRUCT *pCreate = reinterpret_cast<CREATESTRUCT*>(lParam);
		m = reinterpret_cast<MyStruct*>(pCreate->lpCreateParams);
		LPTSTR lpsz = new TCHAR[10];
		_itot_s(m->age, lpsz, 10, 10);
		MessageBox(hWnd, lpsz, m->name, MB_OKCANCEL);
		SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)m);
	}
	else
	{
		LONG_PTR ptr = GetWindowLongPtr(hWnd, GWLP_USERDATA);
		m = reinterpret_cast<MyStruct*>(ptr);
	}

	switch (message)
	{
	case WM_COMMAND:
	{
		int wmId = LOWORD(wParam);
		// 分析菜单选择: 
		switch (wmId)
		{
		case IDM_ABOUT:
			DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
			break;
		case IDM_EXIT:
			DestroyWindow(hWnd);
			break;
		default:
			return DefWindowProc(hWnd, message, wParam, lParam);
		}
	}
	break;
	case WM_PAINT:
	{
		PAINTSTRUCT ps;
		HDC hdc = BeginPaint(hWnd, &ps);
		// TODO: 在此处添加使用 hdc 的任何绘图代码...
		FillRect(hdc, &ps.rcPaint, (HBRUSH)(COLOR_WINDOW + 1));
		EndPaint(hWnd, &ps);
	}
	break;
	case WM_DESTROY:
		PostQuitMessage(0);
		break;
	case WM_CLOSE:
		wcscat_s(mb_title, 30, L"s");
		if (MessageBox(hWnd, L"Really quit?", mb_title, MB_OKCANCEL) == IDOK)
		{
			DestroyWindow(hWnd);
		}

		MyCom();

		// Else: User canceled. Do nothing.
		return 0;
		//break;
	default:
		return DefWindowProc(hWnd, message, wParam, lParam);
	}
	return 0;
}

// “关于”框的消息处理程序。
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
	UNREFERENCED_PARAMETER(lParam);
	switch (message)
	{
	case WM_INITDIALOG:
		return (INT_PTR)TRUE;

	case WM_COMMAND:
		if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
		{
			EndDialog(hDlg, LOWORD(wParam));
			return (INT_PTR)TRUE;
		}
		break;
	}
	return (INT_PTR)FALSE;
}


void MySock()
{
	WSADATA data;                           //定义WSADATA结构体对象  
	WORD w = MAKEWORD(2, 0);                   //定义版本号码  
	char sztext[] = "欢迎你\r\n";                //定义并初始化发送到客户端的字符数组  
	::WSAStartup(w, &data);                  //初始化套接字库  
	SOCKET s, s1;                            //定义连接套接字和数据收发套接字句柄  
	s = ::socket(AF_INET, SOCK_STREAM, 0);      //创建TCP套接字  
	sockaddr_in addr, addr2;                 //定义套接字地址结构  
	int n = sizeof(addr2);                    //获取套接字地址结构大小  
	addr.sin_family = AF_INET;                //初始化地址结构  
	addr.sin_port = htons(75);
	addr.sin_addr.S_un.S_addr = INADDR_ANY;
	::bind(s, (sockaddr*)&addr, sizeof(addr));    //绑定套接字  
	::listen(s, 5);                              //监听套接字  
	printf("服务器已经启动\r\n");              //输出提示信息  

	while (true)
	{
		s1 = ::accept(s, (sockaddr*)&addr2, &n);    //接受连接请求  
		if (s1 != NULL)
		{
			printf("%s已经连接上\r\n", inet_ntoa(addr2.sin_addr));
			::send(s1, sztext, sizeof(sztext), 0); //向客户端发送字符数组  
		}
		::closesocket(s);                       //关闭套接字句柄  
		::closesocket(s1);
		::WSACleanup();                         //释放套接字库  
		if (getchar())                           //如果有输入，则关闭程序  
		{
			return;                           //正常结束程序  
		}
		else
		{
			::Sleep(100);                       //应用睡眠0.1秒  
		}
	}
}

LRESULT CALLBACK MyWindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	switch (message)
	{
	case WM_COMMAND:
	{
		int wmId = LOWORD(wParam);
		// 分析菜单选择: 
		switch (wmId)
		{
		case IDM_ABOUT:
			DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
			break;
		case IDM_EXIT:
			DestroyWindow(hWnd);
			break;
		default:
			return DefWindowProc(hWnd, message, wParam, lParam);
		}
	}
	break;
	case WM_PAINT:
	{
		PAINTSTRUCT ps;
		HDC hdc = BeginPaint(hWnd, &ps);
		// TODO: 在此处添加使用 hdc 的任何绘图代码...
		FillRect(hdc, &ps.rcPaint, (HBRUSH)(COLOR_WINDOW + 1));
		EndPaint(hWnd, &ps);
	}
	break;
	case WM_DESTROY:
		PostQuitMessage(0);
		break;
	default:
		return DefWindowProc(hWnd, message, wParam, lParam);
	}
	return 0;
}

// Register the window class
BOOL MyRegisterClass(HINSTANCE hInstance, int nCmdShow)
{
	const wchar_t CLASS_NAME[] = L"Sample Window Class";

	WNDCLASS wc = {};

	wc.lpfnWndProc = MyWindowProc;
	wc.hInstance = hInstance;
	wc.lpszClassName = L"Second";
	_T("abc");

	RegisterClass(&wc);

	HWND hwnd = CreateWindowW(L"Second", L"Second", WS_OVERLAPPEDWINDOW,
		CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, nullptr, nullptr, hInstance, nullptr);

	if (hwnd == NULL)
	{
		return false;
	}
}

void MyCom()
{
	// COM
	HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
	if (SUCCEEDED(hr))
	{
		IFileOpenDialog * pFileOpen;
		hr = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_ALL, IID_IFileOpenDialog, reinterpret_cast <void **> (&pFileOpen));
		if (SUCCEEDED(hr))
		{
			hr = pFileOpen->Show(NULL);
			if (SUCCEEDED(hr))
			{
				IShellItem * pItem;
				hr = pFileOpen->GetResult(&pItem);
				if (SUCCEEDED(hr))
				{
					PWSTR pszFilePaht;
					hr = pItem->GetDisplayName(SIGDN_FILESYSPATH, &pszFilePaht);

					// Display the file name to the user.
					if (SUCCEEDED(hr))
					{
						MessageBox(NULL, pszFilePaht, L"File Path", MB_OK);
						CoTaskMemFree(pszFilePaht);
					}
					pItem->Release();
				}
			}
			pFileOpen->Release();
		}
		CoUninitialize();
	}
}