vncviewer.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 "Exception.h"
- #ifdef UNDER_CE
- #include "omnithreadce.h"
- #else
- #include "omnithread.h"
- #include "VNCviewerApp32.h"
- #endif
- // All logging is done via the log object
- Log log;
- #ifdef UNDER_CE
- int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR szCmdLine, int iCmdShow)
- #else
- int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
- #endif
- {
- // The state of the application as a whole is contained in the one app object
- #ifdef _WIN32_WCE
- VNCviewerApp app(hInstance, szCmdLine);
- #else
- VNCviewerApp32 app(hInstance, szCmdLine);
- #endif
- // Start a new connection if specified on command line
- // or if not in listening mode
- if (app.m_options.m_connectionSpecified) {
- app.NewConnection(app.m_options.m_host, app.m_options.m_port);
- } else if (!app.m_options.m_listening) {
- app.NewConnection();
- }
- MSG msg;
- try {
- while ( GetMessage(&msg, NULL, 0,0) ) {
- DispatchMessage(&msg);
- }
- } catch (WarningException &e) {
- e.Report();
- } catch (QuietException &e) {
- e.Report();
- }
- // Clean up winsock
- WSACleanup();
- log.Print(3, _T("Exitingn"));
- return msg.wParam;
- }
- // Move the given window to the centre of the screen
- // and bring it to the top.
- void CentreWindow(HWND hwnd)
- {
- RECT winrect, workrect;
- // Find how large the desktop work area is
- SystemParametersInfo(SPI_GETWORKAREA, 0, &workrect, 0);
- int workwidth = workrect.right - workrect.left;
- int workheight = workrect.bottom - workrect.top;
- // And how big the window is
- GetWindowRect(hwnd, &winrect);
- int winwidth = winrect.right - winrect.left;
- int winheight = winrect.bottom - winrect.top;
- // Make sure it's not bigger than the work area
- winwidth = min(winwidth, workwidth);
- winheight = min(winheight, workheight);
- // Now centre it
- SetWindowPos(hwnd,
- HWND_TOP,
- workrect.left + (workwidth-winwidth) / 2,
- workrect.top + (workheight-winheight) / 2,
- winwidth, winheight,
- SWP_SHOWWINDOW);
- SetForegroundWindow(hwnd);
- }
- // Convert "host:display" into host and port
- // Returns true if valid format, false if not.
- // Takes initial string, addresses of results and size of host buffer in wchars.
- // If the display info passed in is longer than the size of the host buffer, it
- // is assumed to be invalid, so false is returned.
- bool ParseDisplay(LPTSTR display, LPTSTR phost, int hostlen, int *pport)
- {
- int tmpport;
- if (hostlen < (int) _tcslen(display))
- return false;
- TCHAR *colonpos = _tcschr( display, L':' );
- if (colonpos == NULL)
- return false;
- _tcsncpy(phost, display, colonpos-display);
- phost[colonpos-display] = L' ';
- if (_stscanf(colonpos+1, TEXT("%d"), &tmpport) != 1)
- return false;
- if (tmpport < 100)
- tmpport += RFB_PORT_OFFSET;
- *pport = tmpport;
- return true;
- }