C++ nsIID类代码示例

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本文整理汇总了C++中nsIID类的典型用法代码示例。如果您正苦于以下问题：C++ nsIID类的具体用法？C++ nsIID怎么用？C++ nsIID使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了nsIID类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1:

NS_IMETHODIMP
nsIncrementalDownload::GetInterface(const nsIID &iid, void **result)
{
  if (iid.Equals(NS_GET_IID(nsIChannelEventSink))) {
    NS_ADDREF_THIS();
    *result = static_cast<nsIChannelEventSink *>(this);
    return NS_OK;
  }

  nsCOMPtr<nsIInterfaceRequestor> ir = do_QueryInterface(mObserver);
  if (ir)
    return ir->GetInterface(iid, result);

  return NS_ERROR_NO_INTERFACE;
}

开发者ID:LittleForker，项目名称:mozilla-central，代码行数:15，代码来源:nsIncrementalDownload.cpp

示例2: if

/*static*/ nsresult 
PyG_Base::CreateNew(PyObject *pPyInstance, const nsIID &iid, void **ppResult)
{
	NS_PRECONDITION(ppResult && *ppResult==NULL, "NULL or uninitialized pointer");
	if (ppResult==nsnull)
		return NS_ERROR_NULL_POINTER;

	PyG_Base *ret;
	// Hack for few extra gateways we support.
	if (iid.Equals(NS_GET_IID(nsIModule)))
		ret = MakePyG_nsIModule(pPyInstance);
	else if (iid.Equals(NS_GET_IID(nsIComponentLoader)))
		ret = MakePyG_nsIComponentLoader(pPyInstance);
	else if (iid.Equals(NS_GET_IID(nsIInputStream)))
		ret = MakePyG_nsIInputStream(pPyInstance);
	else
		ret = new PyXPCOM_XPTStub(pPyInstance, iid);
	if (ret==nsnull)
		return NS_ERROR_OUT_OF_MEMORY;
	ret->AddRef(); // The first reference for the caller.
	*ppResult = ret->ThisAsIID(iid);
	NS_ABORT_IF_FALSE(*ppResult != NULL, "ThisAsIID() gave NULL, but we know it supports it!");
	return *ppResult ? NS_OK : NS_ERROR_FAILURE;
}

开发者ID:bringhurst，项目名称:vbox，代码行数:24，代码来源:PyGBase.cpp

示例3:

nsresult
IFoo::QueryInterface( const nsIID& aIID, void** aResult )
{
  total_queries_++;

  nsISupports* rawPtr = 0;
  nsresult status = NS_OK;

  if ( aIID.Equals(NS_GET_IID(IFoo)) )
    rawPtr = this;
  else
  {
    nsID iid_of_ISupports = NS_ISUPPORTS_IID;
    if ( aIID.Equals(iid_of_ISupports) )
      rawPtr = static_cast<nsISupports*>(this);
    else
      status = NS_ERROR_NO_INTERFACE;
  }

  NS_IF_ADDREF(rawPtr);
  *aResult = rawPtr;

  return status;
}

开发者ID:subsevenx2001，项目名称:gecko-dev，代码行数:24，代码来源:TestCOMPtr.cpp

示例4:

NS_IMETHODIMP
nsBaseCommandController::GetInterface(const nsIID & aIID, void * *result)
{
  NS_ENSURE_ARG_POINTER(result);

  if (NS_SUCCEEDED(QueryInterface(aIID, result)))
    return NS_OK;

  if (aIID.Equals(NS_GET_IID(nsIControllerCommandTable)))
  {
    if (mCommandTable)
      return mCommandTable->QueryInterface(aIID, result);
    return NS_ERROR_NOT_INITIALIZED;
  }
    
  return NS_NOINTERFACE;
}

开发者ID:Ajunboys，项目名称:mozilla-os2，代码行数:17，代码来源:nsBaseCommandController.cpp

示例5: GetInterface

//   NS_INTERFACE_MAP_ENTRY(nsITooltipTextProvider) // de: added 7/26/01
NS_INTERFACE_MAP_END

//*****************************************************************************
// CBrowserImpl::nsIInterfaceRequestor
//*****************************************************************************   

NS_IMETHODIMP CBrowserImpl::GetInterface(const nsIID &aIID, void** aInstancePtr)
{
	if(aIID.Equals(NS_GET_IID(nsIDOMWindow)))
	{
		if (mWebBrowser)
			return mWebBrowser->GetContentDOMWindow((nsIDOMWindow **) aInstancePtr);
		return NS_ERROR_NOT_INITIALIZED;
	}

	return QueryInterface(aIID, aInstancePtr);
}

开发者ID:rn10950，项目名称:RetroZilla，代码行数:18，代码来源:BrowserImpl.cpp

示例6: QueryInterface

NS_INTERFACE_MAP_END

////////////////////////////////////////////////////////////////////////////////


/* void getInterface (in nsIIDRef uuid, [iid_is (uuid), retval] out nsQIResult result); */
NS_IMETHODIMP 
BrowserWindow::GetInterface(const nsIID & aIID, void * *aInstancePtr)
{
	if ( aIID.Equals( NS_GET_IID( nsIDOMWindow ) ) ) {
		if ( webBrowser ) {
			return webBrowser->GetContentDOMWindow( ( nsIDOMWindow** )aInstancePtr );
		};

		return NS_ERROR_NOT_INITIALIZED;
	};

	return QueryInterface( aIID, aInstancePtr );
}

开发者ID:noqisofon，项目名称:gluezilla，代码行数:19，代码来源:BrowserWindow.cpp

示例7:

NS_IMETHODIMP
PipUIContext::GetInterface(const nsIID& uuid, void** result)
{
  NS_ENSURE_ARG_POINTER(result);
  *result = nullptr;

  if (!NS_IsMainThread()) {
    NS_ERROR("PipUIContext::GetInterface called off the main thread");
    return NS_ERROR_NOT_SAME_THREAD;
  }

  if (!uuid.Equals(NS_GET_IID(nsIPrompt)))
    return NS_ERROR_NO_INTERFACE;

  nsIPrompt* prompt = nullptr;
  nsresult rv = nsNSSComponent::GetNewPrompter(&prompt);
  *result = prompt;
  return rv;
}

开发者ID:nebulak，项目名称:gecko-dev，代码行数:19，代码来源:nsNSSComponent.cpp

示例8: GetInterface

NS_INTERFACE_MAP_END


///////////////////////////////////////////////////////////////////////////////
// nsIInterfaceRequestor

NS_IMETHODIMP CWebBrowserContainer::GetInterface(const nsIID & aIID, void * *result)
{
    *result = 0;
    if (aIID.Equals(NS_GET_IID(nsIDOMWindow)))
    {
        if (mOwner && mOwner->mWebBrowser)
        {
            return mOwner->mWebBrowser->GetContentDOMWindow((nsIDOMWindow **) result);
        }
        return NS_ERROR_NOT_INITIALIZED;
    }
    return QueryInterface(aIID, result);
}

开发者ID:amyvmiwei，项目名称:firefox，代码行数:19，代码来源:WebBrowserContainer.cpp

示例9: CSecurityContext

// Create the CSecurityContext object for creating object, invoking method, 
// getting/setting field in JNI with security context.
NS_METHOD
CSecurityContext::Create(nsISupports* outer, 
			 const char* lpszURL,PRBool isAllPermission, 
			 const nsIID& aIID, void* *aInstancePtr)
{
    /* If this is an aggregated object creation (i.e. outer exists)
       then we expect to return the special object Internal, which
       provides the nondelegating functions */

    if (outer && !aIID.Equals(kISupportsIID))
        return NS_NOINTERFACE;   // XXX right error?
    CSecurityContext* context = new CSecurityContext(outer, lpszURL, isAllPermission);
    if (context == NULL)
        return NS_ERROR_OUT_OF_MEMORY;
    context->AddRef();
    *aInstancePtr = (outer != NULL)
	?(void *)context->GetInner()
	:(void *)context;
    return NS_OK;
}

开发者ID:FredChap，项目名称:myforthprocessor，代码行数:22，代码来源:CSecurityContext.cpp

示例10:

NS_IMETHODIMP
nsBaseCommandController::GetInterface(const nsIID& aIID, void** aResult) {
  NS_ENSURE_ARG_POINTER(aResult);

  if (NS_SUCCEEDED(QueryInterface(aIID, aResult))) {
    return NS_OK;
  }

  if (aIID.Equals(NS_GET_IID(nsIControllerCommandTable))) {
    if (mCommandTable) {
      *aResult =
          do_AddRef(static_cast<nsIControllerCommandTable*>(mCommandTable))
              .take();
      return NS_OK;
    }
    return NS_ERROR_NOT_INITIALIZED;
  }

  return NS_NOINTERFACE;
}

开发者ID:jld，项目名称:gecko-dev，代码行数:20，代码来源:nsBaseCommandController.cpp

示例11: GetInterface

NS_INTERFACE_MAP_END

//*****************************************************************************
// WebBrowserChrome::nsIInterfaceRequestor
//*****************************************************************************   

NS_IMETHODIMP WebBrowserChrome::GetInterface(const nsIID &aIID, void** aInstancePtr)
{
    NS_ENSURE_ARG_POINTER(aInstancePtr);

    *aInstancePtr = 0;
    if (aIID.Equals(NS_GET_IID(nsIDOMWindow)))
    {
        if (mWebBrowser)
        {
            return mWebBrowser->GetContentDOMWindow((nsIDOMWindow **) aInstancePtr);
        }
        return NS_ERROR_NOT_INITIALIZED;
    }
    return QueryInterface(aIID, aInstancePtr);
}

开发者ID:adamroach，项目名称:gecko-dev，代码行数:21，代码来源:WebBrowserChrome.cpp

示例12: lock

nsresult
NativeToJavaProxyMap::Find(JNIEnv* env, nsISupports* aNativeObject,
                           const nsIID& aIID, jobject* aResult)
{
  NS_PRECONDITION(aResult != nsnull, "null ptr");
  if (!aResult)
    return NS_ERROR_FAILURE;

  nsAutoLock lock(gJavaXPCOMLock);

  *aResult = nsnull;
  Entry* e = static_cast<Entry*>(PL_DHashTableOperate(mHashTable,
                                                         aNativeObject,
                                                         PL_DHASH_LOOKUP));

  if (PL_DHASH_ENTRY_IS_FREE(e))
    return NS_OK;

  ProxyList* item = e->list;
  while (item != nsnull && *aResult == nsnull) {
    if (item->iid.Equals(aIID)) {
      jobject referentObj = env->CallObjectMethod(item->javaObject,
                                                  getReferentMID);
      if (!env->IsSameObject(referentObj, NULL)) {
        *aResult = referentObj;
#ifdef DEBUG_JAVAXPCOM
        char* iid_str = aIID.ToString();
        LOG(("< NativeToJavaProxyMap (Java=%08x | XPCOM=%08x | IID=%s)\n",
             (PRUint32) env->CallStaticIntMethod(systemClass, hashCodeMID,
                                                 *aResult),
             (PRUint32) aNativeObject, iid_str));
        NS_Free(iid_str);
#endif
      }
    }
    item = item->next;
  }

  return NS_OK;
}

开发者ID:LittleForker，项目名称:mozilla-central，代码行数:40，代码来源:nsJavaXPCOMBindingUtils.cpp

示例13: GetInterface

NS_INTERFACE_MAP_END

//*****************************************************************************
// nsChromeTreeOwner::nsIInterfaceRequestor
//*****************************************************************************   

NS_IMETHODIMP nsChromeTreeOwner::GetInterface(const nsIID& aIID, void** aSink)
{
  NS_ENSURE_ARG_POINTER(aSink);

  if(aIID.Equals(NS_GET_IID(nsIPrompt))) {
    NS_ENSURE_STATE(mXULWindow);
    return mXULWindow->GetInterface(aIID, aSink);
  }
  if(aIID.Equals(NS_GET_IID(nsIAuthPrompt))) {
    NS_ENSURE_STATE(mXULWindow);
    return mXULWindow->GetInterface(aIID, aSink);
  }
  if(aIID.Equals(NS_GET_IID(nsIWebBrowserChrome))) {
    NS_ENSURE_STATE(mXULWindow);
    return mXULWindow->GetInterface(aIID, aSink);
  }
  if (aIID.Equals(NS_GET_IID(nsIEmbeddingSiteWindow))) {
    NS_ENSURE_STATE(mXULWindow);
    return mXULWindow->GetInterface(aIID, aSink);
  }
  if (aIID.Equals(NS_GET_IID(nsIEmbeddingSiteWindow2))) {
    NS_ENSURE_STATE(mXULWindow);
    return mXULWindow->GetInterface(aIID, aSink);
  }
  if (aIID.Equals(NS_GET_IID(nsIXULWindow))) {
    NS_ENSURE_STATE(mXULWindow);
    return mXULWindow->QueryInterface(aIID, aSink);
  }

  return QueryInterface(aIID, aSink);
}

开发者ID:LittleForker，项目名称:mozilla-central，代码行数:37，代码来源:nsChromeTreeOwner.cpp

示例14: SetComplexValue

NS_IMETHODIMP nsPrefBranch::SetComplexValue(const char *aPrefName, const nsIID & aType, nsISupports *aValue)
{
  ENSURE_MAIN_PROCESS("Cannot SetComplexValue from content process:", aPrefName);
  NS_ENSURE_ARG(aPrefName);

  nsresult   rv = NS_NOINTERFACE;

  // also check nsILocalFile, for backwards compatibility
  if (aType.Equals(NS_GET_IID(nsIFile)) || aType.Equals(NS_GET_IID(nsILocalFile))) {
    nsCOMPtr<nsIFile> file = do_QueryInterface(aValue);
    if (!file)
      return NS_NOINTERFACE;
    nsAutoCString descriptorString;

    rv = file->GetPersistentDescriptor(descriptorString);
    if (NS_SUCCEEDED(rv)) {
      rv = SetCharPrefInternal(aPrefName, descriptorString.get());
    }
    return rv;
  }

  if (aType.Equals(NS_GET_IID(nsIRelativeFilePref))) {
    nsCOMPtr<nsIRelativeFilePref> relFilePref = do_QueryInterface(aValue);
    if (!relFilePref)
      return NS_NOINTERFACE;

    nsCOMPtr<nsIFile> file;
    relFilePref->GetFile(getter_AddRefs(file));
    if (!file)
      return NS_NOINTERFACE;
    nsAutoCString relativeToKey;
    (void) relFilePref->GetRelativeToKey(relativeToKey);

    nsCOMPtr<nsIFile> relativeToFile;
    nsCOMPtr<nsIProperties> directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
    if (NS_FAILED(rv))
      return rv;
    rv = directoryService->Get(relativeToKey.get(), NS_GET_IID(nsIFile), getter_AddRefs(relativeToFile));
    if (NS_FAILED(rv))
      return rv;

    nsAutoCString relDescriptor;
    rv = file->GetRelativeDescriptor(relativeToFile, relDescriptor);
    if (NS_FAILED(rv))
      return rv;

    nsAutoCString descriptorString;
    descriptorString.Append('[');
    descriptorString.Append(relativeToKey);
    descriptorString.Append(']');
    descriptorString.Append(relDescriptor);
    return SetCharPrefInternal(aPrefName, descriptorString.get());
  }

  if (aType.Equals(NS_GET_IID(nsISupportsString))) {
    nsCOMPtr<nsISupportsString> theString = do_QueryInterface(aValue);

    if (theString) {
      nsString wideString;

      rv = theString->GetData(wideString);
      if (NS_SUCCEEDED(rv)) {
        // Check sanity of string length before any lengthy conversion
        rv = CheckSanityOfStringLength(aPrefName, wideString);
        if (NS_FAILED(rv)) {
          return rv;
        }
        rv = SetCharPrefInternal(aPrefName, NS_ConvertUTF16toUTF8(wideString).get());
      }
    }
    return rv;
  }

  if (aType.Equals(NS_GET_IID(nsIPrefLocalizedString))) {
    nsCOMPtr<nsIPrefLocalizedString> theString = do_QueryInterface(aValue);

    if (theString) {
      nsXPIDLString wideString;

      rv = theString->GetData(getter_Copies(wideString));
      if (NS_SUCCEEDED(rv)) {
        // Check sanity of string length before any lengthy conversion
        rv = CheckSanityOfStringLength(aPrefName, wideString);
        if (NS_FAILED(rv)) {
          return rv;
        }
        rv = SetCharPrefInternal(aPrefName, NS_ConvertUTF16toUTF8(wideString).get());
      }
    }
    return rv;
  }

  NS_WARNING("nsPrefBranch::SetComplexValue - Unsupported interface type");
  return NS_NOINTERFACE;
}

开发者ID:dadaa，项目名称:gecko-dev，代码行数:95，代码来源:nsPrefBranch.cpp

示例15: GetComplexValue

NS_IMETHODIMP nsPrefBranch::GetComplexValue(const char *aPrefName, const nsIID & aType, void **_retval)
{
  NS_ENSURE_ARG(aPrefName);

  nsresult       rv;
  nsXPIDLCString utf8String;

  // we have to do this one first because it's different than all the rest
  if (aType.Equals(NS_GET_IID(nsIPrefLocalizedString))) {
    nsCOMPtr<nsIPrefLocalizedString> theString(do_CreateInstance(NS_PREFLOCALIZEDSTRING_CONTRACTID, &rv));
    if (NS_FAILED(rv)) return rv;

    const char *pref = getPrefName(aPrefName);
    bool    bNeedDefault = false;

    if (mIsDefault) {
      bNeedDefault = true;
    } else {
      // if there is no user (or locked) value
      if (!PREF_HasUserPref(pref) && !PREF_PrefIsLocked(pref)) {
        bNeedDefault = true;
      }
    }

    // if we need to fetch the default value, do that instead, otherwise use the
    // value we pulled in at the top of this function
    if (bNeedDefault) {
      nsXPIDLString utf16String;
      rv = GetDefaultFromPropertiesFile(pref, getter_Copies(utf16String));
      if (NS_SUCCEEDED(rv)) {
        theString->SetData(utf16String.get());
      }
    } else {
      rv = GetCharPref(aPrefName, getter_Copies(utf8String));
      if (NS_SUCCEEDED(rv)) {
        theString->SetData(NS_ConvertUTF8toUTF16(utf8String).get());
      }
    }

    if (NS_SUCCEEDED(rv)) {
      theString.forget(reinterpret_cast<nsIPrefLocalizedString**>(_retval));
    }

    return rv;
  }

  // if we can't get the pref, there's no point in being here
  rv = GetCharPref(aPrefName, getter_Copies(utf8String));
  if (NS_FAILED(rv)) {
    return rv;
  }

  // also check nsILocalFile, for backwards compatibility
  if (aType.Equals(NS_GET_IID(nsIFile)) || aType.Equals(NS_GET_IID(nsILocalFile))) {
    if (GetContentChild()) {
      NS_ERROR("cannot get nsIFile pref from content process");
      return NS_ERROR_NOT_AVAILABLE;
    }

    nsCOMPtr<nsIFile> file(do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv));

    if (NS_SUCCEEDED(rv)) {
      rv = file->SetPersistentDescriptor(utf8String);
      if (NS_SUCCEEDED(rv)) {
        file.forget(reinterpret_cast<nsIFile**>(_retval));
        return NS_OK;
      }
    }
    return rv;
  }

  if (aType.Equals(NS_GET_IID(nsIRelativeFilePref))) {
    if (GetContentChild()) {
      NS_ERROR("cannot get nsIRelativeFilePref from content process");
      return NS_ERROR_NOT_AVAILABLE;
    }

    nsACString::const_iterator keyBegin, strEnd;
    utf8String.BeginReading(keyBegin);
    utf8String.EndReading(strEnd);    

    // The pref has the format: [fromKey]a/b/c
    if (*keyBegin++ != '[')        
      return NS_ERROR_FAILURE;
    nsACString::const_iterator keyEnd(keyBegin);
    if (!FindCharInReadable(']', keyEnd, strEnd))
      return NS_ERROR_FAILURE;
    nsAutoCString key(Substring(keyBegin, keyEnd));
    
    nsCOMPtr<nsIFile> fromFile;
    nsCOMPtr<nsIProperties> directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
    if (NS_FAILED(rv))
      return rv;
    rv = directoryService->Get(key.get(), NS_GET_IID(nsIFile), getter_AddRefs(fromFile));
    if (NS_FAILED(rv))
      return rv;
    
    nsCOMPtr<nsIFile> theFile;
    rv = NS_NewNativeLocalFile(EmptyCString(), true, getter_AddRefs(theFile));
    if (NS_FAILED(rv))
//.........这里部分代码省略.........

开发者ID:dadaa，项目名称:gecko-dev，代码行数:101，代码来源:nsPrefBranch.cpp

示例16: Equals

 bool Equals(const nsHashKey *aKey) const {
   return mKey.Equals( ((nsIIDKey*) aKey)->mKey);
 }

开发者ID:arun1778，项目名称:gecko，代码行数:3，代码来源:nsXBLPrototypeBinding.cpp

示例17: GetDefaultGateway

PyG_Base::PyG_Base(PyObject *instance, const nsIID &iid)
{
	// Note that "instance" is the _policy_ instance!!
	PR_AtomicIncrement(&cGateways);
	m_pBaseObject = GetDefaultGateway(instance);
	// m_pWeakRef is an nsCOMPtr and needs no init.

	NS_ABORT_IF_FALSE(!(iid.Equals(NS_GET_IID(nsISupportsWeakReference)) || iid.Equals(NS_GET_IID(nsIWeakReference))),"Should not be creating gateways with weak-ref interfaces");
	m_iid = iid;
	m_pPyObject = instance;
	NS_PRECONDITION(instance, "NULL PyObject for PyXPCOM_XPTStub!");

#ifdef NS_BUILD_REFCNT_LOGGING
	// If XPCOM reference count logging is enabled, then allow us to give the Python class.
	PyObject *realInstance = PyObject_GetAttrString(instance, "_obj_");
	PyObject *r = PyObject_Repr(realInstance);
	const char *szRepr;
	if (r==NULL) {
		PyXPCOM_LogError("Getting the __repr__ of the object failed");
		PyErr_Clear();
		szRepr = "(repr failed!)";
	}
	else
		szRepr = PyString_AsString(r);
	if (szRepr==NULL) szRepr = "";
	int reprOffset = *szRepr=='<' ? 1 : 0;
	static const char *reprPrefix = "component:";
	if (strncmp(reprPrefix, szRepr+reprOffset, strlen(reprPrefix)) == 0)
		reprOffset += strlen(reprPrefix);
	strncpy(refcntLogRepr, szRepr + reprOffset, sizeof(refcntLogRepr)-1);
	refcntLogRepr[sizeof(refcntLogRepr)-1] = '\0';
	// See if we should get rid of the " at 0x12345" portion.
	char *lastPos = strstr(refcntLogRepr, " at ");
	if (lastPos) *lastPos = '\0';
	Py_XDECREF(realInstance);
	Py_XDECREF(r);
#endif // NS_BUILD_REFCNT_LOGGING

#ifdef DEBUG_LIFETIMES
	{
		char *iid_repr;
		nsCOMPtr<nsIInterfaceInfoManager> iim = XPTI_GetInterfaceInfoManager();
		if (iim!=nsnull)
			iim->GetNameForIID(&iid, &iid_repr);
		PyObject *real_instance = PyObject_GetAttrString(instance, "_obj_");
		PyObject *real_repr = PyObject_Repr(real_instance);

		PYXPCOM_LOG_DEBUG("PyG_Base created at %p\n  instance_repr=%s\n  IID=%s\n", this, PyString_AsString(real_repr), iid_repr);
		nsMemory::Free(iid_repr);
		Py_XDECREF(real_instance);
		Py_XDECREF(real_repr);
	}
#endif // DEBUG_LIFETIMES
	Py_XINCREF(instance); // instance should never be NULL - but whats an X between friends!

	PyXPCOM_DLLAddRef();

#ifdef DEBUG_FULL
	LogF("PyGatewayBase: created %s", m_pPyObject ? m_pPyObject->ob_type->tp_name : "<NULL>");
#endif
}

开发者ID:bringhurst，项目名称:vbox，代码行数:61，代码来源:PyGBase.cpp

示例18: GetInterface

 NS_IMETHOD GetInterface(const nsIID &iid, void **result) {
     if (iid.Equals(NS_GET_IID(nsIProgressEventSink)))
         return QueryInterface(iid, result);
     return NS_ERROR_NO_INTERFACE;
 }

开发者ID:rn10950，项目名称:RetroZilla，代码行数:5，代码来源:TestFileTransport.cpp

示例19: AutoWrapPythonInstance

PRBool
Py_nsISupports::InterfaceFromPyObject(PyObject *ob, 
					   const nsIID &iid, 
					   nsISupports **ppv, 
					   PRBool bNoneOK,
					   PRBool bTryAutoWrap /* = PR_TRUE */)
{
	if ( ob == NULL )
	{
		// don't overwrite an error message
		if ( !PyErr_Occurred() )
			PyErr_SetString(PyExc_TypeError, "The Python object is invalid");
		return PR_FALSE;
	}
	if ( ob == Py_None )
	{
		if ( bNoneOK )
		{
			*ppv = NULL;
			return PR_TRUE;
		}
		else
		{
			PyErr_SetString(PyExc_TypeError, "None is not a invalid interface object in this context");
			return PR_FALSE;
		}
	}

	// support nsIVariant
	if (iid.Equals(NS_GET_IID(nsIVariant)) || iid.Equals(NS_GET_IID(nsIWritableVariant))) {
		// Check it is not already nsIVariant
		if (PyInstance_Check(ob)) {
			PyObject *sub_ob = PyObject_GetAttrString(ob, "_comobj_");
			if (sub_ob==NULL) {
				PyErr_Clear();
			} else {
				if (InterfaceFromPyISupports(sub_ob, iid, ppv)) {
					Py_DECREF(sub_ob);
					return PR_TRUE;
				}
				PyErr_Clear();
				Py_DECREF(sub_ob);
			}
		}
		nsresult nr = PyObject_AsVariant(ob, (nsIVariant **)ppv);
		if (NS_FAILED(nr)) {
			PyXPCOM_BuildPyException(nr);
			return PR_FALSE;
		}
		NS_ASSERTION(ppv != nsnull, "PyObject_AsVariant worked but gave null!");
		return PR_TRUE;
	}
	// end of variant support.

	if (PyInstance_Check(ob)) {
		// Get the _comobj_ attribute
		PyObject *use_ob = PyObject_GetAttrString(ob, "_comobj_");
		if (use_ob==NULL) {
			PyErr_Clear();
			if (bTryAutoWrap)
				// Try and auto-wrap it - errors will leave Py exception set,
				return PyXPCOM_XPTStub::AutoWrapPythonInstance(ob, iid, ppv);
			PyErr_SetString(PyExc_TypeError, "The Python instance can not be converted to an XPCOM object");
			return PR_FALSE;
		} else
			ob = use_ob;

	} else {
		Py_INCREF(ob);
	}
	PRBool rc = InterfaceFromPyISupports(ob, iid, ppv);
	Py_DECREF(ob);
	return rc;
}

开发者ID:EdgarChen，项目名称:mozilla-cvs-history，代码行数:74，代码来源:PyISupports.cpp

示例20: GetComplexValue

NS_IMETHODIMP nsPrefBranch::GetComplexValue(const char *aPrefName, const nsIID & aType, void * *_retval)
{
  nsresult       rv;
  nsXPIDLCString utf8String;

  // we have to do this one first because it's different than all the rest
  if (aType.Equals(NS_GET_IID(nsIPrefLocalizedString))) {
    nsCOMPtr<nsIPrefLocalizedString> theString(do_CreateInstance(NS_PREFLOCALIZEDSTRING_CONTRACTID, &rv));

    if (NS_SUCCEEDED(rv)) {
      const char *pref;
      PRBool  bNeedDefault = PR_FALSE;

      rv = getValidatedPrefName(aPrefName, &pref);
      if (NS_FAILED(rv))
        return rv;

      if (mIsDefault) {
        bNeedDefault = PR_TRUE;
      } else {
        // if there is no user (or locked) value
        if (!PREF_HasUserPref(pref) && !PREF_PrefIsLocked(pref)) {
          bNeedDefault = PR_TRUE;
        }
      }

      // if we need to fetch the default value, do that instead, otherwise use the
      // value we pulled in at the top of this function
      if (bNeedDefault) {
        nsXPIDLString utf16String;
        rv = GetDefaultFromPropertiesFile(pref, getter_Copies(utf16String));
        if (NS_SUCCEEDED(rv)) {
          rv = theString->SetData(utf16String.get());
        }
      } else {
        rv = GetCharPref(aPrefName, getter_Copies(utf8String));
        if (NS_SUCCEEDED(rv)) {
          rv = theString->SetData(NS_ConvertUTF8toUCS2(utf8String).get());
        }
      }
      if (NS_SUCCEEDED(rv)) {
        nsIPrefLocalizedString *temp = theString;

        NS_ADDREF(temp);
        *_retval = (void *)temp;
      }
    }

    return rv;
  }

  // if we can't get the pref, there's no point in being here
  rv = GetCharPref(aPrefName, getter_Copies(utf8String));
  if (NS_FAILED(rv)) {
    return rv;
  }

  if (aType.Equals(NS_GET_IID(nsILocalFile))) {
    nsCOMPtr<nsILocalFile> file(do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv));

    if (NS_SUCCEEDED(rv)) {
      rv = file->SetPersistentDescriptor(utf8String);
      if (NS_SUCCEEDED(rv)) {
        nsILocalFile *temp = file;

        NS_ADDREF(temp);
        *_retval = (void *)temp;
        return NS_OK;
      }
    }
    return rv;
  }

  if (aType.Equals(NS_GET_IID(nsIRelativeFilePref))) {
    nsACString::const_iterator keyBegin, strEnd;
    utf8String.BeginReading(keyBegin);
    utf8String.EndReading(strEnd);    

    // The pref has the format: [fromKey]a/b/c
    if (*keyBegin++ != '[')        
        return NS_ERROR_FAILURE;
    nsACString::const_iterator keyEnd(keyBegin);
    if (!FindCharInReadable(']', keyEnd, strEnd))
        return NS_ERROR_FAILURE;
    nsCAutoString key(Substring(keyBegin, keyEnd));
    
    nsCOMPtr<nsILocalFile> fromFile;        
    nsCOMPtr<nsIProperties> directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
    if (NS_FAILED(rv))
      return rv;
    rv = directoryService->Get(key.get(), NS_GET_IID(nsILocalFile), getter_AddRefs(fromFile));
    if (NS_FAILED(rv))
      return rv;
    
    nsCOMPtr<nsILocalFile> theFile;
    rv = NS_NewNativeLocalFile(EmptyCString(), PR_TRUE, getter_AddRefs(theFile));
    if (NS_FAILED(rv))
      return rv;
    rv = theFile->SetRelativeDescriptor(fromFile, Substring(++keyEnd, strEnd));
    if (NS_FAILED(rv))
//.........这里部分代码省略.........

开发者ID:rn10950，项目名称:RetroZilla，代码行数:101，代码来源:nsPrefBranch.cpp

注：本文中的nsIID类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ nsIID类代码示例

示例1:

示例2: if

示例3:

示例4:

示例5: GetInterface

示例6: QueryInterface

示例7:

示例8: GetInterface

示例9: CSecurityContext

示例10:

示例11: GetInterface

示例12: lock

示例13: GetInterface

示例14: SetComplexValue

示例15: GetComplexValue

示例16: Equals

示例17: GetDefaultGateway

示例18: GetInterface

示例19: AutoWrapPythonInstance

示例20: GetComplexValue

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