使用两个不同的源代码控制程序：Microsoft Visual Source Safe 和Rational ClearCase

// SwitchSCCDlg.cpp : implementation file // #include "stdafx.h" #include "SwitchSCC.h" #include "SwitchSCCDlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CSwitchSCCDlg dialog CSwitchSCCDlg::CSwitchSCCDlg(CWnd* pParent /*=NULL*/) : CDialog(CSwitchSCCDlg::IDD, pParent) { //{{AFX_DATA_INIT(CSwitchSCCDlg) m_bStartMSDEV = FALSE; //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CSwitchSCCDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CSwitchSCCDlg) DDX_Control(pDX, IDC_COMBO_SCC, m_Combo); DDX_Check(pDX, IDC_CHECK_START_MSDEV, m_bStartMSDEV); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CSwitchSCCDlg, CDialog) //{{AFX_MSG_MAP(CSwitchSCCDlg) ON_WM_PAINT() ON_WM_QUERYDRAGICON() //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CSwitchSCCDlg message handlers BOOL CSwitchSCCDlg::OnInitDialog() { m_bStartMSDEV=AfxGetApp()->GetProfileInt("Settings","Start MSDEV on exit",0); CDialog::OnInitDialog(); // Set the icon for this dialog. The framework does this automatically // when the application's main window is not a dialog SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon HKEY hKey; if(ERROR_SUCCESS==RegOpenKeyEx(HKEY_LOCAL_MACHINE,"SOFTWARE\\SourceCodeControlProvider",0,KEY_QUERY_VALUE,&hKey)) { HKEY hKey2; if(ERROR_SUCCESS==RegOpenKeyEx(hKey,"InstalledSCCProviders",0,KEY_QUERY_VALUE,&hKey2)) { DWORD index=0; char valName[1024]; DWORD valSize=1024; DWORD valType; char valData[1024]; DWORD valDataSize=1024; while(ERROR_NO_MORE_ITEMS!=RegEnumValue(hKey2,index,valName,&valSize,NULL,&valType,(LPBYTE)valData,&valDataSize)) { if(valType==REG_SZ) { int cbIndex=m_Combo.AddString(valName); char* pData=strdup(valData); m_Combo.SetItemDataPtr(cbIndex,pData); } index++; valDataSize=valSize=1024; } RegCloseKey(hKey2); } char data[1024]; DWORD cbSize=1024; DWORD type; if(ERROR_SUCCESS==RegQueryValueEx(hKey,"ProviderRegKey",NULL,&type,(LPBYTE)data,&cbSize)) { for(int i=0;i<m_Combo.GetCount();i++) { char* pData=(char*)m_Combo.GetItemDataPtr(i); if(strcmp(pData,data)==0) { m_Combo.SetCurSel(i); break; } } } RegCloseKey(hKey); } return TRUE; // return TRUE unless you set the focus to a control } // If you add a minimize button to your dialog, you will need the code below // to draw the icon. For MFC applications using the document/view model, // this is automatically done for you by the framework. void CSwitchSCCDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // device context for painting SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); // Center icon in client rectangle int cxIcon = GetSystemMetrics(SM_CXICON); int cyIcon = GetSystemMetrics(SM_CYICON); CRect rect; GetClientRect(&rect); int x = (rect.Width() - cxIcon + 1) / 2; int y = (rect.Height() - cyIcon + 1) / 2; // Draw the icon dc.DrawIcon(x, y, m_hIcon); } else { CDialog::OnPaint(); } } // The system calls this to obtain the cursor to display while the user drags // the minimized window. HCURSOR CSwitchSCCDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CSwitchSCCDlg::OnOK() { UpdateData(); int nIndex=m_Combo.GetCurSel(); char* pData=(char*)m_Combo.GetItemDataPtr(nIndex); HKEY hKey; if(ERROR_SUCCESS==RegOpenKeyEx(HKEY_LOCAL_MACHINE,"SOFTWARE\\SourceCodeControlProvider",0,KEY_QUERY_VALUE|KEY_SET_VALUE,&hKey)) { DWORD cbSize=strlen(pData); if(ERROR_SUCCESS!=RegSetValueEx(hKey,"ProviderRegKey",0,REG_SZ,(LPBYTE)pData,cbSize)) AfxMessageBox("Failed to set the new default Source Code Control Provider"); RegCloseKey(hKey); } for(int i=0;i<m_Combo.GetCount();i++) { char* pData=(char*)m_Combo.GetItemDataPtr(i); delete pData; } AfxGetApp()->WriteProfileInt("Settings","Start MSDEV on exit",m_bStartMSDEV); if(m_bStartMSDEV) { // SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\msdev.exe if(ERROR_SUCCESS==RegOpenKeyEx(HKEY_LOCAL_MACHINE,"SOFTWARE\\Microsoft\\Shared Tools\\msdev.exe",0,KEY_QUERY_VALUE,&hKey)) { char pathToMSDEV[1024]; DWORD cbSize=1024; DWORD type; if(ERROR_SUCCESS==RegQueryValueEx(hKey,"Path",NULL,&type,(LPBYTE)pathToMSDEV,&cbSize)) { STARTUPINFO si; memset(&si,0,sizeof(si)); si.cb=sizeof(si); si.dwFlags=STARTF_USESHOWWINDOW; si.wShowWindow=SW_SHOWDEFAULT; PROCESS_INFORMATION pi; CreateProcess(pathToMSDEV,NULL,NULL,NULL,FALSE,0,NULL,NULL,&si,&pi); } RegCloseKey(hKey); } } CDialog::OnOK(); }