Все сдал курсач )) 10 баллов.
вот код:
| Код |
#include "stdafx.h"
#include "ChatSC.h"
#include <memory>
#include "Winsock2.h"
#define MAX_LOADSTRING 100
#pragma comment(lib,"Ws2_32.lib")
// Global Variables:
HINSTANCE hInst; // current instance
TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name
//*********************************************************************************************************
HANDLE hs = NULL;
HANDLE hz = NULL;
HANDLE hServerThread;
HWND hTemp;
bool repeat;
struct stLANpackage
{
char LocalComputerName[26];
char UserNickName[26];
char Message[370];
bool FirsTime;
bool Quit;
};
stLANpackage LanPackageS, LanPackageC;
stLANpackage *ptrLanPackS, *ptrLanPackC ;
//*********************************************************************************************************
ATOM MyRegisterClass(HINSTANCE hInstance);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK C(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK H(HWND, UINT, WPARAM, LPARAM);
DWORD WINAPI ServerThreadFunc(LPVOID);
void GetlocalHostName(char *);
//*********************************************************************************************************
int APIENTRY _tWinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPTSTR lpCmdLine,
int nCmdShow)
{
MSG msg;
HACCEL hAccelTable;
//*********************************************************************************************************
ptrLanPackS = &LanPackageS;
ptrLanPackC = &LanPackageC;
LanPackageS.Quit = FALSE;
//*********************************************************************************************************
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_CHATSC, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, (LPCTSTR)IDC_CHATSC);
while (GetMessage(&msg, NULL, 0, 0))
{
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return (int) msg.wParam;
}
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = (WNDPROC)WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = LoadIcon(hInstance, (LPCTSTR)IDI_CHATSC);
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = (LPCTSTR)IDC_CHATSC;
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, (LPCTSTR)IDI_SMALL);
return RegisterClassEx(&wcex);
}
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
HWND hWnd;
hInst = hInstance;
hWnd = CreateWindow(szWindowClass,
szTitle,
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
0,
CW_USEDEFAULT,
0,
NULL,
NULL,
hInstance,
NULL);
if (!hWnd)
{
return FALSE;
}
UpdateWindow(hWnd);
return TRUE;
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
switch (message)
{
case WM_CREATE:
{
DialogBox(hInst, (LPCTSTR)IDD_C, hWnd, (DLGPROC)C);
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
//*********************************************************************************************************
LRESULT CALLBACK C(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
hTemp = hDlg;
switch (message)
{
case WM_INITDIALOG:
{
SetFocus(GetDlgItem(hDlg, IDC_EDIT1));
hs = CreateMailslot("\\\\.\\mailslot\\messaga", 0 , MAILSLOT_WAIT_FOREVER , NULL);
HANDLE hs3;
hs3=CreateFile("\\\\*\\mailslot\\messaga",
GENERIC_WRITE,
FILE_SHARE_READ,
NULL,OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,NULL);
hz = hs3;
char cname[26];
char *name;
name = cname;
GetlocalHostName(name);
strcpy(LanPackageS.LocalComputerName, cname);
SetDlgItemText(hDlg, IDC_EDIT2, LanPackageS.LocalComputerName );
strcpy(LanPackageS.UserNickName,LanPackageS.LocalComputerName);
if (hs != INVALID_HANDLE_VALUE)
{
char str[60] = "Добро пожаловать в мой супер чат! =)";
SendDlgItemMessage(hDlg, IDC_LIST1, LB_ADDSTRING, NULL, (LPARAM) str);
if (hs3 != INVALID_HANDLE_VALUE)
{
DWORD dwwr;
sprintf(ptrLanPackS->Message, "К нам заглянул новый собеседник - %s", LanPackageS.LocalComputerName);
ptrLanPackS->FirsTime = TRUE;
WriteFile(hs3,ptrLanPackS,424,&dwwr,NULL);
}
DWORD idServerThread;
hServerThread = CreateThread(NULL, // указатель на структуру SECURITY_ATTRIBUTES (атрибуты защиты по умолчанию)
0, // определяет часть адресного пространства под стек потока (задаёт системой 1Мб)
ServerThreadFunc, // адрес функции потока
NULL, // любое необходимое для инициализации значение
CREATE_SUSPENDED, // дополнительные флаги, управляющие созданием потока:
// 0 - немедленно начать выполнение потока
// CREATE_SUSPENDED - придержание выполнения потока
&idServerThread); // адрес переменной типа DWORD - идентификатор, приписанный системой новому потоку
// задание относительного приоритета выполнения созданного потока
SetThreadPriority(hServerThread,THREAD_PRIORITY_NORMAL);
// разрешение на запуск серверного потока
repeat = TRUE;
// запуск серверного потока
ResumeThread(hServerThread);
}
return TRUE;
}
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
//*********************************************************************************************************
case IDC_BUTTON1:
{
SYSTEMTIME st;
GetLocalTime(&st);
HANDLE hs2 = NULL;
char str[370];
GetDlgItemText(hDlg, IDC_EDIT1, ptrLanPackS->Message, 370);
SetDlgItemText(hDlg, IDC_EDIT1, " ");
hs2=CreateFile("\\\\*\\mailslot\\messaga",
GENERIC_WRITE,
FILE_SHARE_READ,
NULL,OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (hs2!=INVALID_HANDLE_VALUE)
{
DWORD dwwr;
WriteFile(hs2,ptrLanPackS,strlen(str),&dwwr,NULL);
}
}
break;
//*********************************************************************************************************
case IDC_BUTTON2:
{
char str[80];
int i;
strcpy(LanPackageS.LocalComputerName,LanPackageS.UserNickName);
GetDlgItemText(hDlg, IDC_EDIT2,LanPackageS.UserNickName, 30);
SetDlgItemText(hDlg, IDC_EDIT2, LanPackageS.UserNickName);
sprintf(str, "<%s> сменил псевдоним на <%s>",LanPackageS.LocalComputerName, LanPackageS.UserNickName);
i = SendDlgItemMessage(hDlg, IDC_LIST2, LB_FINDSTRING, NULL, (LPARAM)LanPackageS.LocalComputerName );
if(i != LB_ERR)
{
SendDlgItemMessage(hDlg, IDC_LIST2, LB_DELETESTRING, NULL, (LPARAM)LanPackageS.LocalComputerName );
SendDlgItemMessage(hDlg, IDC_LIST2, LB_ADDSTRING, NULL, (LPARAM)LanPackageS.UserNickName );
}
SendDlgItemMessage(hDlg, IDC_LIST1, LB_ADDSTRING, NULL, (LPARAM) str);
if( hz != INVALID_HANDLE_VALUE)
{
DWORD dwwr;
LanPackageS.FirsTime = FALSE;
strcpy(LanPackageS.Message, str);
WriteFile(hz, ptrLanPackS, sizeof(ptrLanPackS), &dwwr, NULL);
}
}break;
//*********************************************************************************************************
case IDC_BUTTON3:
{
DialogBox(hInst, (LPCTSTR)IDD_H, hDlg, (DLGPROC)H);
}
//*********************************************************************************************************
case IDOK:
{
HANDLE hs4 = NULL;
LanPackageS.Quit = TRUE;
sprintf(ptrLanPackS->Message, "%s, вышел из чата!!!!", LanPackageS.UserNickName);
hs4=CreateFile("\\\\*\\mailslot\\messaga",
GENERIC_WRITE,
FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,NULL);
if (hs4!=INVALID_HANDLE_VALUE)
{
DWORD dwwr;
WriteFile(hs4,ptrLanPackS,424,&dwwr,NULL);
Sleep(10);
}
EndDialog(hDlg, LOWORD(wParam));
CloseHandle(hs);
CloseHandle(hs4);
PostQuitMessage(0);
return TRUE;
}
break;
}
}
}
return FALSE;
}
DWORD WINAPI ServerThreadFunc(LPVOID lpvThreadParm)
{
HWND hTemp1 = hTemp;
DWORD dwResult = 0;
DWORD dwRead;
char msg[370] = "";
bool repeat2 = TRUE;
char str2[370] = "";
char str3[50] = "Сообщений нету ((";
char str5[50] = "";
SYSTEMTIME st;
int index = 0;
//*********************************************************************************************************
while(repeat)
{
GetLocalTime(&st);
if(ReadFile(hs, ptrLanPackC, 424, &dwRead, NULL) != 0)
{
if(ptrLanPackC->Quit == TRUE)
{
sprintf(str5, "Пользователь %s вышел...", (LPCSTR)ptrLanPackC->UserNickName);
MessageBox(hTemp1, str5, "exiting ..", MB_OK);
int z = SendDlgItemMessage(hTemp1, IDC_LIST2, LB_FINDSTRING, NULL, (LPARAM)ptrLanPackC->UserNickName);
SendDlgItemMessage(hTemp1,IDC_LIST2, LB_DELETESTRING, z, z);
}
if( strcmp(ptrLanPackC->Message, str2) != 0)
{
if(ptrLanPackC->FirsTime == TRUE)
{
index = SendDlgItemMessage(hTemp1, IDC_LIST2, LB_FINDSTRING, NULL, (LPARAM) ptrLanPackC->UserNickName);
if(index == LB_ERR)
{
SendDlgItemMessage(hTemp1, IDC_LIST2, LB_ADDSTRING, NULL, (LPARAM) ptrLanPackC->UserNickName);
// SendDlgItemMessage(hTemp1, IDC_LIST2, LB_SETCURSEL, NULL, NULL);
}
}
sprintf(str3, "[%02d:%02d:%02d] <%s>: %s", st.wHour, st.wMinute, st.wSecond , ptrLanPackC->UserNickName,ptrLanPackC->Message);
SendDlgItemMessage(hTemp1, IDC_LIST1, LB_ADDSTRING, NULL, (LPARAM) str3);
}
strcpy(str2,ptrLanPackC->Message);
}
}
return (dwResult);
}
//*********************************************************************************************************
void GetlocalHostName(char *str)
{
WSADATA ws;
int error = WSAStartup(MAKEWORD( 2, 2 ),&ws);
if ( error != 0 )
MessageBox(NULL,"Произошла ошибка инициялизации библиотеки WS2_32.DLL ","Читаем имя локального хоста",0);
else
{
if ( LOBYTE( ws.wVersion ) != 2 || HIBYTE( ws.wVersion ) != 2 )
MessageBox(NULL,"Версия библиотеки WS2_32.DLL слишком устарела.\n Обновите библиотеку.","Загрузка библиотеки WinSock",0);
else
gethostname(str,26);
WSACleanup( );
}
}
//*********************************************************************************************************
LRESULT CALLBACK H(HWND HDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_INITDIALOG:
{
return TRUE;
}
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
//*********************************************************************************************************
// case IDC_BUTTON1:
// {
//
// }
// break;
//*********************************************************************************************************
// case IDC_BUTTON2:
// {
//
// }break;
//*********************************************************************************************************
case IDOK:
{
EndDialog(HDlg, LOWORD(wParam));
return FALSE;
}
break;
}
}
}
return FALSE;
}
|
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)))))"\\\\*\\mailslot\\newMessageSlot"
))) 
