290 lines
7.1 KiB
C++
290 lines
7.1 KiB
C++
//+-------------------------------------------------------------------
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// File: csrvapp.cxx
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//
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// Contents: Implementation of CTestServerApp
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//
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// Classes: CTestServerApp
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//
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// History: 17-Dec-92 DeanE Created
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//---------------------------------------------------------------------
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#pragma optimize("",off)
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#include <common.h>
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#include <csrvapp.hxx>
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#include <except.hxx>
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#include <embed.hxx>
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void ProcessCmdLine(LPSTR, BOOL *);
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// Used to send a quit message
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extern HWND g_hwndMain;
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extern "C" const GUID CLSID_TestEmbed;
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//+--------------------------------------------------------------
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// Function: CTestServerApp::CTestServerApp
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//
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// Synopsis: Constructor - initialize members
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//
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// Parameters: None
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//
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// Returns: None
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//
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// History: 17-Dec-92 DeanE Created
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//---------------------------------------------------------------
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CTestServerApp::CTestServerApp()
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{
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_pteClassFactory = NULL;
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_dwRegId = 0;
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_fRegistered = FALSE;
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_fInitialized = FALSE;
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_fEmbedded = TRUE;
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_cEmbeddedObjs = 0;
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}
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//+--------------------------------------------------------------
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// Function: CTestServerApp::~CTestServerApp
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//
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// Synopsis: Insure pointers are free - note this is mainly for
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// error-checking.
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//
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// Parameters: None
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//
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// Returns: None
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//
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// History: 17-Dec-92 DeanE Created
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//---------------------------------------------------------------
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CTestServerApp::~CTestServerApp()
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{
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delete _pteClassFactory;
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}
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//+--------------------------------------------------------------
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// Function: CTestServerApp::InitApp
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//
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// Synopsis: Initialize this instance of the app.
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//
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// Parameters: [lpszCmdline] - Command line of the application.
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//
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// Returns: S_OK if everything was initialized, or an error if not.
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//
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// History: 17-Dec-92 DeanE Created
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//
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// Notes: If this does not return, the CloseApp method should
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// still be called for proper cleanup.
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//---------------------------------------------------------------
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SCODE CTestServerApp::InitApp(LPSTR lpszCmdline)
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{
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SCODE sc;
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// Check OLE version running
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// BUGBUG - NYI by OLE
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// Bail out if we are not running with an acceptable version of OLE
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// Process Command Line arguments
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ProcessCmdLine(lpszCmdline, &_fEmbedded);
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// Initialize OLE
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// Look up the thread mode from the win.ini file.
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DWORD thread_mode;
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TCHAR buffer[80];
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int len;
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len = GetProfileString( TEXT("TestSrv"),
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TEXT("ThreadMode"),
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TEXT("MultiThreaded"),
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buffer,
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sizeof(buffer) / sizeof(TCHAR));
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if (lstrcmp(buffer, TEXT("ApartmentThreaded")) == 0)
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{
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thread_mode = COINIT_APARTMENTTHREADED;
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sc = CoInitialize(NULL);
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}
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else
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{
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#ifdef THREADING_SUPPORT
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thread_mode = COINIT_MULTITHREADED;
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sc = CoInitializeEx(NULL, thread_mode);
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#else
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// multi-threading not supported
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sc = E_INVALIDARG;
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#endif
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}
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if (S_OK == sc)
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{
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_fInitialized = TRUE;
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}
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else
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{
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return(sc);
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}
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// Create the applications class factory - note that we have to free
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// at a later time
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_pteClassFactory = CTestEmbedCF::Create(this);
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if (NULL == _pteClassFactory)
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{
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return(E_ABORT);
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}
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// Register the class with OLE
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sc = CoRegisterClassObject(
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CLSID_TestEmbed,
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_pteClassFactory,
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CLSCTX_LOCAL_SERVER,
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REGCLS_MULTIPLEUSE,
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&_dwRegId);
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if (S_OK == sc)
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{
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_fRegistered = TRUE;
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}
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return(sc);
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}
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//+--------------------------------------------------------------
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// Function: CTestServerApp::CloseApp
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//
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// Synopsis: Clean up resources this instance of the app is using.
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//
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// Parameters: None
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//
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// Returns: S_OK if everything was cleaned up, or an error if not.
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//
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// History: 17-Dec-92 DeanE Created
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//---------------------------------------------------------------
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SCODE CTestServerApp::CloseApp()
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{
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// Revoke the class object, if registered
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if (TRUE == _fRegistered)
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{
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CoRevokeClassObject(_dwRegId);
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}
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// Release this apps class factory, and insure the returned count is 0
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if (0 == _pteClassFactory->Release())
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{
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_pteClassFactory = NULL;
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}
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else
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{
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// BUGBUG - Log error
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}
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// Uninitialize OLE only if OleInitialize succeeded
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if (TRUE == _fInitialized)
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{
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CoUninitialize();
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}
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return(S_OK);
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}
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//+--------------------------------------------------------------
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// Function: CTestServerApp::GetEmbeddedFlag
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//
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// Synopsis: Returns TRUE if app was started for an embedded object,
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// FALSE if standalone.
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//
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// Parameters: None
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//
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// Returns: BOOL (_fEmbedded)
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//
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// History: 17-Dec-92 DeanE Created
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//
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// Notes: BUGBUG - This should be an inline method
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//---------------------------------------------------------------
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CTestServerApp::GetEmbeddedFlag()
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{
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return(_fEmbedded);
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}
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//+--------------------------------------------------------------
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// Function: CTestServerApp::IncEmbeddedCount
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//
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// Synopsis: Increments the count of embedded objects the server
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// has open.
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//
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// Parameters: None
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//
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// Returns: ULONG (_cEmbeddedObjs)
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//
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// History: 17-Dec-92 DeanE Created
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//
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// Notes: BUGBUG - This should be an inline method
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//---------------------------------------------------------------
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ULONG CTestServerApp::IncEmbeddedCount()
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{
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return(++_cEmbeddedObjs);
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}
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//+--------------------------------------------------------------
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// Function: CTestServerApp::DecEmbeddedCount
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//
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// Synopsis: Decrements the count of embedded objects the server
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// has open. If 0 are left and we were running for an
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// embedded object(s), shut down.
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//
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// Parameters: None
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//
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// Returns: ULONG (_cEmbeddedObjs)
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//
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// History: 17-Dec-92 DeanE Created
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//
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// Notes: BUGBUG - This should be an inline method
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//---------------------------------------------------------------
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ULONG CTestServerApp::DecEmbeddedCount()
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{
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if ((0 == --_cEmbeddedObjs) && _fEmbedded)
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{
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SendMessage(g_hwndMain, WM_USER, 0xFFFFFFFF, 0xFFFFFFFF);
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}
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return(_cEmbeddedObjs);
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}
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//+--------------------------------------------------------------
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// Function: ProcessCmdline
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//
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// Synopsis: Checks the cmd line parameters, in particular for
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// '/Embedding' or '-Embedding'.
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//
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// Parameters: [lpszCmdLine] - Command line buffer.
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// [pfEmbedded] - Flag should be set to true if we get
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// the '/Embedding' switch.
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//
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// Returns: void
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//
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// History: 25-Nov-92 DeanE Created
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//
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// Notes: Only two valid commandlines for this program:
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// (1) -Embedding when started by OLE or (2) Null
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// string if started from the command line.
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//---------------------------------------------------------------
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void ProcessCmdLine(LPSTR lpszCmdline, BOOL *pfEmbedded)
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{
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if (lpszCmdline[0] == 0)
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{
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*pfEmbedded = FALSE;
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return;
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}
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if (strcmp(lpszCmdline, "-Embedding") == 0)
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{
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*pfEmbedded = TRUE;
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return;
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}
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*pfEmbedded = FALSE;
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return;
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}
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