VNCviewerApp.cpp
资源名称:vnc3326s.zip [点击查看]
上传用户:sbftbdw
上传日期:2007-01-03
资源大小:379k
文件大小:4k
源码类别:
远程控制编程
开发平台:
Visual C++
- // Copyright (C) 1997, 1998 Olivetti & Oracle Research Laboratory
- //
- // This file is part of the VNC system.
- //
- // The VNC system is free software; you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation; either version 2 of the License, or
- // (at your option) any later version.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program; if not, write to the Free Software
- // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- // USA.
- //
- // If the source code for the VNC system is not available from the place
- // whence you received this file, check http://www.orl.co.uk/vnc or contact
- // the authors on vnc@orl.co.uk for information on obtaining it.
- #include "stdhdrs.h"
- #include "vncviewer.h"
- #include "VNCviewerApp.h"
- #include "Exception.h"
- VNCviewerApp *pApp;
- VNCviewerApp::VNCviewerApp(HINSTANCE hInstance, LPTSTR szCmdLine) {
- pApp = this;
- m_instance = hInstance;
- // Read the command line
- m_options.SetFromCommandLine(szCmdLine);
- // Logging info
- log.SetLevel(m_options.m_logLevel);
- if (m_options.m_logToConsole) {
- log.SetMode(Log::ToConsole | Log::ToDebug);
- }
- if (m_options.m_logToFile) {
- log.SetFile(m_options.m_logFilename);
- }
- // Clear connection list
- for (int i = 0; i < MAX_CONNECTIONS; i++)
- m_clilist[i] = NULL;
- // Initialise winsock
- WORD wVersionRequested = MAKEWORD(2, 0);
- WSADATA wsaData;
- if (WSAStartup(wVersionRequested, &wsaData) != 0) {
- MessageBox(NULL, _T("Error initialising sockets library"), _T("VNC info"), MB_OK | MB_ICONSTOP);
- PostQuitMessage(1);
- }
- log.Print(3, _T("Started and Winsock (v %d) initialisedn"), wsaData.wVersion);
- }
- // The list of clients should fill up from the start and have NULLs
- // afterwards. If the first entry is a NULL, the list is empty.
- void VNCviewerApp::RegisterConnection(ClientConnection *pConn) {
- omni_mutex_lock l(m_clilistMutex);
- int i;
- for (i = 0; i < MAX_CONNECTIONS; i++) {
- if (m_clilist[i] == NULL) {
- m_clilist[i] = pConn;
- log.Print(4,_T("Registered connection with appn"));
- return;
- }
- }
- // If we've got here, something is wrong.
- log.Print(-1, _T("Client list overflow!n"));
- MessageBox(NULL, _T("Client list overflow!"), _T("VNC error"),
- MB_OK | MB_ICONSTOP);
- PostQuitMessage(1);
- }
- void VNCviewerApp::DeregisterConnection(ClientConnection *pConn) {
- omni_mutex_lock l(m_clilistMutex);
- int i;
- for (i = 0; i < MAX_CONNECTIONS; i++) {
- if (m_clilist[i] == pConn) {
- // shuffle everything above downwards
- for (int j = i; m_clilist[j] && j < MAX_CONNECTIONS-1 ; j++)
- m_clilist[j] = m_clilist[j+1];
- m_clilist[MAX_CONNECTIONS-1] = NULL;
- log.Print(4,_T("Deregistered connection from appn"));
- // No clients left? then we should finish, unless we're in
- // listening mode.
- if ((m_clilist[0] == NULL) && (!pApp->m_options.m_listening))
- PostQuitMessage(0);
- return;
- }
- }
- // If we've got here, something is wrong.
- log.Print(-1, _T("Client not found for deregistering!n"));
- PostQuitMessage(1);
- }
- // ----------------------------------------------
- VNCviewerApp::~VNCviewerApp() {
- // Clean up winsock
- WSACleanup();
- log.Print(2, _T("VNC viewer closing downn"));
- }