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//+-------------------------------------------------------------------
// File: csrvapp.cxx
//
// Contents: Implementation of CTestServerApp
//
// Classes: CTestServerApp
//
// History: 17-Dec-92 DeanE Created
// 31-Dec-93 ErikGav Chicago port
// 25-Apr-95 BruceMa CoRevokeClassObject before shutting down
//---------------------------------------------------------------------
#pragma optimize("",off)
#include <windows.h>
#include <ole2.h>
#include "testsrv.hxx"
#include <except.hxx>
void ProcessCmdLine(LPSTR, BOOL *);
// Used to send a quit message
extern HWND g_hwndMain;
//+--------------------------------------------------------------
// Function: CTestServerApp::CTestServerApp
//
// Synopsis: Constructor - initialize members
//
// Parameters: None
//
// Returns: None
//
// History: 17-Dec-92 DeanE Created
//---------------------------------------------------------------
CTestServerApp::CTestServerApp()
{
_pteClassFactory = NULL;
_dwRegId = 0;
_fRegistered = FALSE;
_fInitialized = FALSE;
_fEmbedded = TRUE;
_cEmbeddedObjs = 0;
}
//+--------------------------------------------------------------
// Function: CTestServerApp::~CTestServerApp
//
// Synopsis: Insure pointers are free - note this is mainly for
// error-checking.
//
// Parameters: None
//
// Returns: None
//
// History: 17-Dec-92 DeanE Created
//---------------------------------------------------------------
CTestServerApp::~CTestServerApp()
{
Win4Assert(_pteClassFactory == NULL &&
"Class factory should have been released");
}
//+--------------------------------------------------------------
// Function: CTestServerApp::InitApp
//
// Synopsis: Initialize this instance of the app.
//
// Parameters: [lpszCmdline] - Command line of the application.
//
// Returns: S_OK if everything was initialized, or an error if not.
//
// History: 17-Dec-92 DeanE Created
//
// Notes: If this does not return, the CloseApp method should
// still be called for proper cleanup.
//---------------------------------------------------------------
SCODE CTestServerApp::InitApp(LPSTR lpszCmdline)
{
SCODE sc;
// Check OLE version running
// BUGBUG - NYI by OLE
// Bail out if we are not running with an acceptable version of OLE
// Process Command Line arguments
ProcessCmdLine(lpszCmdline, &_fEmbedded);
// Look up the thread mode from the win.ini file.
DWORD thread_mode;
TCHAR buffer[80];
int len;
len = GetProfileString( TEXT("TestSrv"),
TEXT("ThreadMode"),
TEXT("MultiThreaded"),
buffer,
sizeof(buffer) / sizeof(TCHAR));
if (lstrcmp(buffer, TEXT("ApartmentThreaded")) == 0)
{
thread_mode = COINIT_APARTMENTTHREADED;
sc = CoInitialize(NULL);
}
else
{
#ifdef MULTI_THREADING
thread_mode = COINIT_MULTITHREADED;
sc = CoInitializeEx(NULL, thread_mode);
#else
// multi-threading not supported
sc = E_INVALIDARG;
#endif
}
if (S_OK == sc)
{
_fInitialized = TRUE;
}
else
{
return(sc);
}
// Create the applications class factory - note that we have to free
// at a later time
_pteClassFactory = CTestEmbedCF::Create(this);
if (NULL == _pteClassFactory)
{
return(E_ABORT);
}
// Register the class with OLE
sc = CoRegisterClassObject(
CLSID_TestEmbed,
_pteClassFactory,
CLSCTX_LOCAL_SERVER,
REGCLS_MULTIPLEUSE,
&_dwRegId);
if (S_OK == sc)
{
_fRegistered = TRUE;
}
return(sc);
}
//+--------------------------------------------------------------
// Function: CTestServerApp::CloseApp
//
// Synopsis: Clean up resources this instance of the app is using.
//
// Parameters: None
//
// Returns: S_OK if everything was cleaned up, or an error if not.
//
// History: 17-Dec-92 DeanE Created
//---------------------------------------------------------------
SCODE CTestServerApp::CloseApp()
{
// Release this apps class factory, and insure the returned count is 0
if (NULL != _pteClassFactory)
{
if (0 == _pteClassFactory->Release())
{
_pteClassFactory = NULL;
}
else
{
// BUGBUG - Log error
}
}
// Uninitialize OLE only if OleInitialize succeeded
if (TRUE == _fInitialized)
{
CoUninitialize();
}
return(S_OK);
}
//+--------------------------------------------------------------
// Function: CTestServerApp::GetEmbeddedFlag
//
// Synopsis: Returns TRUE if app was started for an embedded object,
// FALSE if standalone.
//
// Parameters: None
//
// Returns: BOOL (_fEmbedded)
//
// History: 17-Dec-92 DeanE Created
//
// Notes: BUGBUG - This should be an inline method
//---------------------------------------------------------------
CTestServerApp::GetEmbeddedFlag()
{
return(_fEmbedded);
}
//+--------------------------------------------------------------
// Function: CTestServerApp::IncEmbeddedCount
//
// Synopsis: Increments the count of embedded objects the server
// has open.
//
// Parameters: None
//
// Returns: ULONG (_cEmbeddedObjs)
//
// History: 17-Dec-92 DeanE Created
//
// Notes: BUGBUG - This should be an inline method
//---------------------------------------------------------------
ULONG CTestServerApp::IncEmbeddedCount()
{
return(++_cEmbeddedObjs);
}
//+--------------------------------------------------------------
// Function: CTestServerApp::DecEmbeddedCount
//
// Synopsis: Decrements the count of embedded objects the server
// has open. If 0 are left and we were running for an
// embedded object(s), shut down.
//
// Parameters: None
//
// Returns: ULONG (_cEmbeddedObjs)
//
// History: 17-Dec-92 DeanE Created
//
//---------------------------------------------------------------
ULONG CTestServerApp::DecEmbeddedCount()
{
if ((0 == --_cEmbeddedObjs) && _fEmbedded)
{
// Revoke the class object, if registered
if (TRUE == _fRegistered)
{
CoRevokeClassObject(_dwRegId);
// OutputDebugStringA("Revoking class object now!\n");
}
// Shut down the app
SendMessage(g_hwndMain, WM_USER, 0xFFFFFFFF, 0xFFFFFFFF);
}
return(_cEmbeddedObjs);
}
//+--------------------------------------------------------------
// Function: ProcessCmdline
//
// Synopsis: Checks the cmd line parameters, in particular for
// '/Embedding' or '-Embedding'.
//
// Parameters: [lpszCmdLine] - Command line buffer.
// [pfEmbedded] - Flag should be set to true if we get
// the '/Embedding' switch.
//
// Returns: void
//
// History: 25-Nov-92 DeanE Created
//
// Notes: Only two valid commandlines for this program:
// (1) -Embedding when started by OLE or (2) Null
// string if started from the command line.
//---------------------------------------------------------------
void ProcessCmdLine(LPSTR lpszCmdline, BOOL *pfEmbedded)
{
if (lpszCmdline[0] == 0)
{
*pfEmbedded = FALSE;
return;
}
if (strcmp(lpszCmdline, "-Embedding") == 0)
{
*pfEmbedded = TRUE;
return;
}
Win4Assert(!"testsrv received an invalid command line!");
*pfEmbedded = FALSE;
return;
}
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