summaryrefslogtreecommitdiffstats
path: root/extensions/source/ole/oleobjw.cxx
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
commit267c6f2ac71f92999e969232431ba04678e7437e (patch)
tree358c9467650e1d0a1d7227a21dac2e3d08b622b2 /extensions/source/ole/oleobjw.cxx
parentInitial commit. (diff)
downloadlibreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz
libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'extensions/source/ole/oleobjw.cxx')
-rw-r--r--extensions/source/ole/oleobjw.cxx2513
1 files changed, 2513 insertions, 0 deletions
diff --git a/extensions/source/ole/oleobjw.cxx b/extensions/source/ole/oleobjw.cxx
new file mode 100644
index 0000000000..85f410c546
--- /dev/null
+++ b/extensions/source/ole/oleobjw.cxx
@@ -0,0 +1,2513 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "ole2uno.hxx"
+#include <sal/log.hxx>
+#include <o3tl/char16_t2wchar_t.hxx>
+
+#include <osl/diagnose.h>
+#include <osl/doublecheckedlocking.h>
+#include <osl/thread.h>
+
+#include <memory>
+#include <string_view>
+#include <com/sun/star/script/CannotConvertException.hpp>
+#include <com/sun/star/script/FailReason.hpp>
+#include <com/sun/star/beans/XMaterialHolder.hpp>
+#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
+#include <com/sun/star/script/XInvocation.hpp>
+#include <com/sun/star/bridge/ModelDependent.hpp>
+
+#include <com/sun/star/bridge/oleautomation/NamedArgument.hpp>
+#include <com/sun/star/bridge/oleautomation/PropertyPutArgument.hpp>
+#include <cppuhelper/exc_hlp.hxx>
+
+#include <typelib/typedescription.hxx>
+#include <rtl/uuid.h>
+#include <rtl/ustring.hxx>
+
+#include "jscriptclasses.hxx"
+
+#include "oleobjw.hxx"
+#include "unoobjw.hxx"
+#include <stdio.h>
+using namespace osl;
+using namespace cppu;
+using namespace com::sun::star::script;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::bridge;
+using namespace com::sun::star::bridge::oleautomation;
+using namespace com::sun::star::bridge::ModelDependent;
+using namespace ::com::sun::star;
+
+
+#define JSCRIPT_ID_PROPERTY L"_environment"
+#define JSCRIPT_ID L"jscript"
+
+// key: XInterface pointer created by Invocation Adapter Factory
+// value: XInterface pointer to the wrapper class.
+// Entries to the map are made within
+// Any createOleObjectWrapper(IUnknown* pUnknown, const Type& aType);
+// Entries are being deleted if the wrapper class's destructor has been
+// called.
+// Before UNO object is wrapped to COM object this map is checked
+// to see if the UNO object is already a wrapper.
+std::unordered_map<sal_uIntPtr, sal_uIntPtr> AdapterToWrapperMap;
+// key: XInterface of the wrapper object.
+// value: XInterface of the Interface created by the Invocation Adapter Factory.
+// A COM wrapper is responsible for removing the corresponding entry
+// in AdapterToWrapperMap if it is being destroyed. Because the wrapper does not
+// know about its adapted interface it uses WrapperToAdapterMap to get the
+// adapted interface which is then used to locate the entry in AdapterToWrapperMap.
+std::unordered_map<sal_uIntPtr,sal_uIntPtr> WrapperToAdapterMap;
+
+std::unordered_map<sal_uIntPtr, WeakReference<XInterface> > ComPtrToWrapperMap;
+
+IUnknownWrapper::IUnknownWrapper( Reference<XMultiServiceFactory> const & xFactory,
+ sal_uInt8 unoWrapperClass, sal_uInt8 comWrapperClass):
+ UnoConversionUtilities<IUnknownWrapper>( xFactory, unoWrapperClass, comWrapperClass),
+ m_pxIdlClass( nullptr), m_eJScript( JScriptUndefined),
+ m_bComTlbIndexInit(false), m_bHasDfltMethod(false), m_bHasDfltProperty(false)
+{
+}
+
+
+IUnknownWrapper::~IUnknownWrapper()
+{
+ o2u_attachCurrentThread();
+ MutexGuard guard(getBridgeMutex());
+ XInterface * xIntRoot = static_cast<OWeakObject *>(this);
+#if OSL_DEBUG_LEVEL > 0
+ acquire(); // make sure we don't delete us twice because of Reference
+ OSL_ASSERT( Reference<XInterface>( static_cast<XWeak*>(this), UNO_QUERY).get() == xIntRoot );
+#endif
+
+ // remove entries in global maps
+ auto it= WrapperToAdapterMap.find( reinterpret_cast<sal_uIntPtr>(xIntRoot));
+ if( it != WrapperToAdapterMap.end())
+ {
+ sal_uIntPtr adapter= it->second;
+
+ AdapterToWrapperMap.erase( adapter);
+ WrapperToAdapterMap.erase( it);
+ }
+
+ auto it_c= ComPtrToWrapperMap.find( reinterpret_cast<sal_uIntPtr>(m_spUnknown.p));
+ if(it_c != ComPtrToWrapperMap.end())
+ ComPtrToWrapperMap.erase(it_c);
+}
+
+Any IUnknownWrapper::queryInterface(const Type& t)
+{
+ if (t == cppu::UnoType<XDefaultMethod>::get() && !m_bHasDfltMethod )
+ return Any();
+ if (t == cppu::UnoType<XDefaultProperty>::get() && !m_bHasDfltProperty )
+ return Any();
+ if ( ( t == cppu::UnoType<XInvocation>::get() || t == cppu::UnoType<XAutomationInvocation>::get() ) && !m_spDispatch)
+ return Any();
+ // XDirectInvocation seems to be an oracle replacement for XAutomationInvocation, however it is flawed especially wrt. assumptions about whether to invoke a
+ // Put or Get property, the implementation code has no business guessing that, it's up to the caller to decide that. Worse XDirectInvocation duplicates lots of code.
+ // XAutomationInvocation provides separate calls for put& get
+ // properties. Note: Currently the basic runtime doesn't call put properties directly, it should... after all the basic runtime should know whether it is calling a put or get property.
+ // For the moment for ease of merging we will let the XDirectInvoke and XAuthomationInvocation interfaces stay side by side (and for the moment at least I would prefer the basic
+ // runtime to call XAutomationInvocation instead of XDirectInvoke
+ return WeakImplHelper<XBridgeSupplier2,
+ XInitialization, XAutomationObject, XDefaultProperty, XDefaultMethod, XDirectInvocation, XAutomationInvocation >::queryInterface(t);
+}
+
+Reference<XIntrospectionAccess> SAL_CALL IUnknownWrapper::getIntrospection()
+{
+ Reference<XIntrospectionAccess> ret;
+
+ return ret;
+}
+
+Any SAL_CALL IUnknownWrapper::invokeGetProperty( const OUString& aPropertyName, const Sequence< Any >& aParams, Sequence< sal_Int16 >& aOutParamIndex, Sequence< Any >& aOutParam )
+{
+ Any aResult;
+ try
+ {
+ o2u_attachCurrentThread();
+ ITypeInfo * pInfo = getTypeInfo();
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc(aPropertyName, & aDescGet, & aDescPut, & aVarDesc);
+ if ( !aDescGet )
+ {
+ OUString msg("[automation bridge]Property \"" + aPropertyName +
+ "\" is not supported");
+ throw UnknownPropertyException(msg);
+ }
+ aResult = invokeWithDispIdComTlb( aDescGet, aPropertyName, aParams, aOutParamIndex, aOutParam );
+ }
+ catch ( const Exception& e )
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::invokeGetProperty ! Message : \n " +
+ e.Message,
+ nullptr, anyEx );
+ }
+ return aResult;
+}
+
+Any SAL_CALL IUnknownWrapper::invokePutProperty( const OUString& aPropertyName, const Sequence< Any >& aParams, Sequence< sal_Int16 >& aOutParamIndex, Sequence< Any >& aOutParam )
+{
+ Any aResult;
+ try
+ {
+ o2u_attachCurrentThread();
+ ITypeInfo * pInfo = getTypeInfo();
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc(aPropertyName, & aDescGet, & aDescPut, & aVarDesc);
+ if ( !aDescPut )
+ {
+ OUString msg("[automation bridge]Property \"" + aPropertyName +
+ "\" is not supported");
+ throw UnknownPropertyException(msg);
+ }
+ aResult = invokeWithDispIdComTlb( aDescPut, aPropertyName, aParams, aOutParamIndex, aOutParam );
+ }
+ catch ( const Exception& e )
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::invokePutProperty ! Message : \n" +
+ e.Message,
+ nullptr, anyEx );
+ }
+ return aResult;
+}
+
+
+Any SAL_CALL IUnknownWrapper::invoke( const OUString& aFunctionName,
+ const Sequence< Any >& aParams, Sequence< sal_Int16 >& aOutParamIndex,
+ Sequence< Any >& aOutParam )
+{
+ if ( ! m_spDispatch )
+ {
+ throw RuntimeException(
+ "[automation bridge] The object does not have an IDispatch interface");
+ }
+
+ Any ret;
+
+ try
+ {
+ o2u_attachCurrentThread();
+
+ TypeDescription methodDesc;
+ getMethodInfo(aFunctionName, methodDesc);
+ if( methodDesc.is())
+ {
+ ret = invokeWithDispIdUnoTlb(aFunctionName,
+ aParams,
+ aOutParamIndex,
+ aOutParam);
+ }
+ else
+ {
+ ret= invokeWithDispIdComTlb( aFunctionName,
+ aParams,
+ aOutParamIndex,
+ aOutParam);
+ }
+ }
+ catch (const IllegalArgumentException &)
+ {
+ throw;
+ }
+ catch (const CannotConvertException &)
+ {
+ throw;
+ }
+ catch (const BridgeRuntimeError & e)
+ {
+ throw RuntimeException(e.message);
+ }
+ catch (const Exception & e)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::invoke ! Message : \n" +
+ e.Message,
+ nullptr, anyEx );
+
+ }
+ catch(...)
+ {
+ throw RuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::Invoke !");
+ }
+ return ret;
+}
+
+void SAL_CALL IUnknownWrapper::setValue( const OUString& aPropertyName,
+ const Any& aValue )
+{
+ if ( ! m_spDispatch )
+ {
+ throw RuntimeException(
+ "[automation bridge] The object does not have an IDispatch interface");
+ }
+ try
+ {
+ o2u_attachCurrentThread();
+
+ ITypeInfo * pInfo = getTypeInfo();
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc(aPropertyName, & aDescGet, & aDescPut, & aVarDesc);
+ //check if there is such a property at all or if it is read only
+ if ( ! aDescPut && ! aDescGet && ! aVarDesc)
+ {
+ OUString msg("[automation bridge]Property \"" + aPropertyName +
+ "\" is not supported");
+ throw UnknownPropertyException(msg);
+ }
+
+ if ( (! aDescPut && aDescGet)
+ || (aVarDesc && aVarDesc->wVarFlags == VARFLAG_FREADONLY) )
+ {
+ //read-only
+ SAL_WARN( "extensions.olebridge", "[automation bridge] Property " << aPropertyName << " is read-only");
+ // ignore silently
+ return;
+ }
+
+ HRESULT hr= S_OK;
+ DISPPARAMS dispparams;
+ CComVariant varArg;
+ CComVariant varRefArg;
+ CComVariant varResult;
+ ExcepInfo excepinfo;
+ unsigned int uArgErr;
+
+ // converting UNO value to OLE variant
+ DISPID dispidPut= DISPID_PROPERTYPUT;
+ dispparams.rgdispidNamedArgs = &dispidPut;
+ dispparams.cArgs = 1;
+ dispparams.cNamedArgs = 1;
+ dispparams.rgvarg = & varArg;
+
+ OSL_ASSERT(aDescPut || aVarDesc);
+
+ VARTYPE vt = 0;
+ DISPID dispid = 0;
+ INVOKEKIND invkind = INVOKE_PROPERTYPUT;
+ //determine the expected type, dispid, invoke kind (DISPATCH_PROPERTYPUT,
+ //DISPATCH_PROPERTYPUTREF)
+ if (aDescPut)
+ {
+ vt = getElementTypeDesc(& aDescPut->lprgelemdescParam[0].tdesc);
+ dispid = aDescPut->memid;
+ invkind = aDescPut->invkind;
+ }
+ else
+ {
+ vt = getElementTypeDesc( & aVarDesc->elemdescVar.tdesc);
+ dispid = aVarDesc->memid;
+ if (vt == VT_UNKNOWN || vt == VT_DISPATCH ||
+ (vt & VT_ARRAY) || (vt & VT_BYREF))
+ {
+ invkind = INVOKE_PROPERTYPUTREF;
+ }
+ }
+
+ // convert the uno argument
+ if (vt & VT_BYREF)
+ {
+ anyToVariant( & varRefArg, aValue, ::sal::static_int_cast< VARTYPE, int >( vt ^ VT_BYREF ) );
+ varArg.vt = vt;
+ if( (vt & VT_TYPEMASK) == VT_VARIANT)
+ varArg.byref = & varRefArg;
+ else if ((vt & VT_TYPEMASK) == VT_DECIMAL)
+ varArg.byref = & varRefArg.decVal;
+ else
+ varArg.byref = & varRefArg.byref;
+ }
+ else
+ {
+ anyToVariant(& varArg, aValue, vt);
+ }
+ // call to IDispatch
+ hr = m_spDispatch->Invoke(dispid, IID_NULL, LOCALE_USER_DEFAULT, ::sal::static_int_cast< WORD, INVOKEKIND >( invkind ),
+ &dispparams, & varResult, & excepinfo, &uArgErr);
+
+ // lookup error code
+ switch (hr)
+ {
+ case S_OK:
+ break;
+ case DISP_E_BADPARAMCOUNT:
+ throw RuntimeException();
+ break;
+ case DISP_E_BADVARTYPE:
+ throw RuntimeException();
+ break;
+ case DISP_E_EXCEPTION:
+ throw InvocationTargetException();
+ break;
+ case DISP_E_MEMBERNOTFOUND:
+ throw UnknownPropertyException();
+ break;
+ case DISP_E_NONAMEDARGS:
+ throw RuntimeException();
+ break;
+ case DISP_E_OVERFLOW:
+ throw CannotConvertException("call to OLE object failed", static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), TypeClass_UNKNOWN, FailReason::OUT_OF_RANGE, uArgErr);
+ break;
+ case DISP_E_PARAMNOTFOUND:
+ throw IllegalArgumentException("call to OLE object failed", static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr )) ;
+ break;
+ case DISP_E_TYPEMISMATCH:
+ throw CannotConvertException("call to OLE object failed", static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), TypeClass_UNKNOWN, FailReason::UNKNOWN, ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr ));
+ break;
+ case DISP_E_UNKNOWNINTERFACE:
+ throw RuntimeException();
+ break;
+ case DISP_E_UNKNOWNLCID:
+ throw RuntimeException();
+ break;
+ case DISP_E_PARAMNOTOPTIONAL:
+ throw CannotConvertException("call to OLE object failed",static_cast<XInterface*>(
+ static_cast<XWeak*>(this)) , TypeClass_UNKNOWN, FailReason::NO_DEFAULT_AVAILABLE, uArgErr);
+ break;
+ default:
+ throw RuntimeException();
+ break;
+ }
+ }
+ catch (const CannotConvertException &)
+ {
+ throw;
+ }
+ catch (const UnknownPropertyException &)
+ {
+ throw;
+ }
+ catch (const BridgeRuntimeError& e)
+ {
+ throw RuntimeException(e.message);
+ }
+ catch (const Exception & e)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::setValue ! Message : \n" +
+ e.Message,
+ nullptr, anyEx );
+
+ }
+ catch (...)
+ {
+ throw RuntimeException(
+ "[automation bridge] unexpected exception in "
+ "IUnknownWrapper::setValue !");
+ }
+}
+
+Any SAL_CALL IUnknownWrapper::getValue( const OUString& aPropertyName )
+{
+ if ( ! m_spDispatch )
+ {
+ throw RuntimeException(
+ "[automation bridge] The object does not have an IDispatch interface");
+ }
+ Any ret;
+ try
+ {
+ o2u_attachCurrentThread();
+ ITypeInfo * pInfo = getTypeInfo();
+ // I was going to implement an XServiceInfo interface to allow the type
+ // of the automation object to be exposed... but it seems
+ // from looking at comments in the code that it is possible for
+ // this object to actually wrap a UNO object ( I guess if automation is
+ // used from MSO to create Openoffice objects ) Therefore, those objects
+ // will more than likely already have their own XServiceInfo interface.
+ // Instead here I chose a name that should be illegal both in COM and
+ // UNO ( from an IDL point of view ) therefore I think this is a safe
+ // hack
+ if ( aPropertyName == "$GetTypeName" )
+ {
+ if ( pInfo && m_sTypeName.getLength() == 0 )
+ {
+ m_sTypeName = "IDispatch";
+ CComBSTR sName;
+
+ if ( SUCCEEDED( pInfo->GetDocumentation( -1, &sName, nullptr, nullptr, nullptr ) ) )
+ {
+ OUString sTmp( o3tl::toU(LPCOLESTR(sName)));
+ if ( sTmp.startsWith("_") )
+ sTmp = sTmp.copy(1);
+ // do we own the memory for pTypeLib, msdn doc is vague
+ // I'll assume we do
+ CComPtr< ITypeLib > pTypeLib;
+ unsigned int index;
+ if ( SUCCEEDED( pInfo->GetContainingTypeLib( &pTypeLib.p, &index )) )
+ {
+ if ( SUCCEEDED( pTypeLib->GetDocumentation( -1, &sName, nullptr, nullptr, nullptr ) ) )
+ {
+ OUString sLibName( o3tl::toU(LPCOLESTR(sName)));
+ m_sTypeName = sLibName + "." + sTmp;
+
+ }
+ }
+ }
+
+ }
+ ret <<= m_sTypeName;
+ return ret;
+ }
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc(aPropertyName, & aDescGet, & aDescPut, & aVarDesc);
+ if ( ! aDescGet && ! aDescPut && ! aVarDesc)
+ {
+ //property not found
+ OUString msg("[automation bridge]Property \"" + aPropertyName +
+ "\" is not supported");
+ throw UnknownPropertyException(msg);
+ }
+ // write-only should not be possible
+ OSL_ASSERT( aDescGet || ! aDescPut);
+
+ HRESULT hr;
+ DISPPARAMS dispparams = {nullptr, nullptr, 0, 0};
+ CComVariant varResult;
+ ExcepInfo excepinfo;
+ unsigned int uArgErr;
+ DISPID dispid;
+ if (aDescGet)
+ dispid = aDescGet->memid;
+ else if (aVarDesc)
+ dispid = aVarDesc->memid;
+ else
+ dispid = aDescPut->memid;
+
+ hr = m_spDispatch->Invoke(dispid,
+ IID_NULL,
+ LOCALE_USER_DEFAULT,
+ DISPATCH_PROPERTYGET,
+ &dispparams,
+ &varResult,
+ &excepinfo,
+ &uArgErr);
+
+ // converting return value and out parameter back to UNO
+ if (hr == S_OK)
+ {
+ // If the com object implements uno interfaces then we have
+ // to convert the attribute into the expected type.
+ TypeDescription attrInfo;
+ getAttributeInfo(aPropertyName, attrInfo);
+ if( attrInfo.is() )
+ variantToAny( &varResult, ret, Type( attrInfo.get()->pWeakRef));
+ else
+ variantToAny(&varResult, ret);
+ }
+
+ // lookup error code
+ switch (hr)
+ {
+ case S_OK:
+ break;
+ case DISP_E_BADPARAMCOUNT:
+ case DISP_E_BADVARTYPE:
+ case DISP_E_EXCEPTION:
+ throw RuntimeException(OUString(o3tl::toU(excepinfo.bstrDescription)));
+ break;
+ case DISP_E_MEMBERNOTFOUND:
+ throw UnknownPropertyException(OUString(o3tl::toU(excepinfo.bstrDescription)));
+ break;
+ default:
+ throw RuntimeException(OUString(o3tl::toU(excepinfo.bstrDescription)));
+ break;
+ }
+ }
+ catch ( const UnknownPropertyException& )
+ {
+ throw;
+ }
+ catch (const BridgeRuntimeError& e)
+ {
+ throw RuntimeException(e.message);
+ }
+ catch (const Exception & e)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::getValue ! Message : \n" +
+ e.Message,
+ nullptr, anyEx );
+ }
+ catch (...)
+ {
+ throw RuntimeException(
+ "[automation bridge] unexpected exception in "
+ "IUnknownWrapper::getValue !");
+ }
+ return ret;
+}
+
+sal_Bool SAL_CALL IUnknownWrapper::hasMethod( const OUString& aName )
+{
+ if ( ! m_spDispatch )
+ {
+ throw RuntimeException(
+ "[automation bridge] The object does not have an IDispatch interface");
+ }
+ bool ret = false;
+
+ try
+ {
+ o2u_attachCurrentThread();
+ ITypeInfo* pInfo = getTypeInfo();
+ FuncDesc aDesc(pInfo);
+ getFuncDesc(aName, & aDesc);
+ // Automation properties can have arguments. Those are treated as methods and
+ //are called through XInvocation::invoke.
+ if ( ! aDesc)
+ {
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc( aName, & aDescGet, & aDescPut, & aVarDesc);
+ if ((aDescGet && aDescGet->cParams > 0)
+ || (aDescPut && aDescPut->cParams > 0))
+ ret = true;
+ }
+ else
+ ret = true;
+ }
+ catch (const BridgeRuntimeError& e)
+ {
+ throw RuntimeException(e.message);
+ }
+ catch (const Exception & e)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::hasMethod ! Message : \n" +
+ e.Message,
+ nullptr, anyEx );
+ }
+ catch (...)
+ {
+ throw RuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::hasMethod !");
+ }
+ return ret;
+}
+
+sal_Bool SAL_CALL IUnknownWrapper::hasProperty( const OUString& aName )
+{
+ if ( ! m_spDispatch )
+ {
+ throw RuntimeException("[automation bridge] The object does not have an "
+ "IDispatch interface");
+ }
+ bool ret = false;
+ try
+ {
+ o2u_attachCurrentThread();
+
+ ITypeInfo * pInfo = getTypeInfo();
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc(aName, & aDescGet, & aDescPut, & aVarDesc);
+
+ // we should probably just check the func kind
+ // basic has been modified to handle properties ( 'get' ) props at
+ // least with parameters
+ // additionally you can call invoke(Get|Set)Property on the bridge
+ // you can determine if a property has parameter is hasMethod
+ // returns true for the name
+ if (aVarDesc
+ || aDescPut
+ || aDescGet )
+ {
+ ret = true;
+ }
+ }
+ catch (const BridgeRuntimeError& e)
+ {
+ throw RuntimeException(e.message);
+ }
+ catch (const Exception & e)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::hasProperty ! Message : \n" +
+ e.Message,
+ nullptr, anyEx );
+
+ }
+ catch (...)
+ {
+ throw RuntimeException("[automation bridge] unexpected exception in "
+ "IUnknownWrapper::hasProperty !");
+ }
+ return ret;
+}
+
+Any SAL_CALL IUnknownWrapper::createBridge( const Any& modelDepObject,
+ const Sequence< sal_Int8 >& /*aProcessId*/, sal_Int16 sourceModelType,
+ sal_Int16 destModelType )
+{
+ Any ret;
+ o2u_attachCurrentThread();
+
+ if (
+ (sourceModelType == UNO) &&
+ (destModelType == OLE) &&
+ (modelDepObject.getValueTypeClass() == TypeClass_INTERFACE)
+ )
+ {
+ Reference<XInterface> xInt( *static_cast<XInterface* const *>(modelDepObject.getValue()));
+ Reference<XInterface> xSelf( static_cast<OWeakObject*>(this));
+
+ if (xInt == xSelf)
+ {
+ VARIANT* pVariant = static_cast<VARIANT*>(CoTaskMemAlloc(sizeof(VARIANT)));
+
+ VariantInit(pVariant);
+ if (m_bOriginalDispatch)
+ {
+ pVariant->vt = VT_DISPATCH;
+ pVariant->pdispVal = m_spDispatch;
+ pVariant->pdispVal->AddRef();
+ }
+ else
+ {
+ pVariant->vt = VT_UNKNOWN;
+ pVariant->punkVal = m_spUnknown;
+ pVariant->punkVal->AddRef();
+ }
+
+ ret.setValue(static_cast<void*>(&pVariant), cppu::UnoType<sal_uIntPtr>::get());
+ }
+ }
+
+ return ret;
+}
+/** @internal
+ @exception IllegalArgumentException
+ @exception CannotConvertException
+ @exception InvocationTargetException
+ @RuntimeException
+*/
+Any IUnknownWrapper::invokeWithDispIdUnoTlb(const OUString& sFunctionName,
+ const Sequence< Any >& Params,
+ Sequence< sal_Int16 >& OutParamIndex,
+ Sequence< Any >& OutParam)
+{
+ Any ret;
+ HRESULT hr= S_OK;
+
+ sal_Int32 parameterCount= Params.getLength();
+ sal_Int32 outParameterCount= 0;
+ typelib_InterfaceMethodTypeDescription* pMethod= nullptr;
+ TypeDescription methodDesc;
+ getMethodInfo(sFunctionName, methodDesc);
+
+ // We need to know whether the IDispatch is from a JScript object.
+ // Then out and in/out parameters have to be treated differently than
+ // with common COM objects.
+ bool bJScriptObject= isJScriptObject();
+ std::unique_ptr<CComVariant[]> sarParams;
+ std::unique_ptr<CComVariant[]> sarParamsRef;
+ CComVariant *pVarParams= nullptr;
+ CComVariant *pVarParamsRef= nullptr;
+ bool bConvRet= true;
+
+ if( methodDesc.is())
+ {
+ pMethod = reinterpret_cast<typelib_InterfaceMethodTypeDescription*>(methodDesc.get());
+ parameterCount = pMethod->nParams;
+ // Create the Array for the array being passed in DISPPARAMS
+ // the array also contains the outparameter (but not the values)
+ if( pMethod->nParams > 0)
+ {
+ sarParams.reset(new CComVariant[ parameterCount]);
+ pVarParams = sarParams.get();
+ }
+
+ // Create the Array for the out an in/out parameter. These values
+ // are referenced by the VT_BYREF VARIANTs in DISPPARAMS.
+ // We need to find out the number of out and in/out parameter.
+ for( sal_Int32 i=0; i < parameterCount; i++)
+ {
+ if( pMethod->pParams[i].bOut)
+ outParameterCount++;
+ }
+
+ if( !bJScriptObject)
+ {
+ sarParamsRef.reset(new CComVariant[outParameterCount]);
+ pVarParamsRef = sarParamsRef.get();
+ // build up the parameters for IDispatch::Invoke
+ sal_Int32 outParamIndex=0;
+ int i = 0;
+ try
+ {
+ for( i= 0; i < parameterCount; i++)
+ {
+ // In parameter
+ if( pMethod->pParams[i].bIn && ! pMethod->pParams[i].bOut)
+ {
+ anyToVariant( &pVarParams[parameterCount - i -1], Params.getConstArray()[i]);
+ }
+ // Out parameter + in/out parameter
+ else if( pMethod->pParams[i].bOut )
+ {
+ CComVariant var;
+ if(pMethod->pParams[i].bIn)
+ {
+ anyToVariant( & var,Params[i]);
+ pVarParamsRef[outParamIndex] = var;
+ }
+
+ switch( pMethod->pParams[i].pTypeRef->eTypeClass)
+ {
+ case typelib_TypeClass_INTERFACE:
+ case typelib_TypeClass_STRUCT:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt= VT_DISPATCH;
+ pVarParamsRef[ outParamIndex].pdispVal= nullptr;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_DISPATCH | VT_BYREF;
+ pVarParams[parameterCount - i -1].ppdispVal= &pVarParamsRef[outParamIndex].pdispVal;
+ break;
+ case typelib_TypeClass_ENUM:
+ case typelib_TypeClass_LONG:
+ case typelib_TypeClass_UNSIGNED_LONG:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_I4;
+ pVarParamsRef[ outParamIndex].lVal = 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_I4 | VT_BYREF;
+ pVarParams[parameterCount - i -1].plVal= &pVarParamsRef[outParamIndex].lVal;
+ break;
+ case typelib_TypeClass_SEQUENCE:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_ARRAY| VT_VARIANT;
+ pVarParamsRef[ outParamIndex].parray= nullptr;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_ARRAY| VT_BYREF | VT_VARIANT;
+ pVarParams[parameterCount - i -1].pparray= &pVarParamsRef[outParamIndex].parray;
+ break;
+ case typelib_TypeClass_ANY:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_EMPTY;
+ pVarParamsRef[ outParamIndex].lVal = 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_VARIANT | VT_BYREF;
+ pVarParams[parameterCount - i -1].pvarVal = &pVarParamsRef[outParamIndex];
+ break;
+ case typelib_TypeClass_BOOLEAN:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_BOOL;
+ pVarParamsRef[ outParamIndex].boolVal = 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_BOOL| VT_BYREF;
+ pVarParams[parameterCount - i -1].pboolVal =
+ & pVarParamsRef[outParamIndex].boolVal;
+ break;
+
+ case typelib_TypeClass_STRING:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_BSTR;
+ pVarParamsRef[ outParamIndex].bstrVal= nullptr;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_BSTR| VT_BYREF;
+ pVarParams[parameterCount - i -1].pbstrVal=
+ & pVarParamsRef[outParamIndex].bstrVal;
+ break;
+
+ case typelib_TypeClass_FLOAT:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_R4;
+ pVarParamsRef[ outParamIndex].fltVal= 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_R4| VT_BYREF;
+ pVarParams[parameterCount - i -1].pfltVal =
+ & pVarParamsRef[outParamIndex].fltVal;
+ break;
+ case typelib_TypeClass_DOUBLE:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_R8;
+ pVarParamsRef[ outParamIndex].dblVal= 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_R8| VT_BYREF;
+ pVarParams[parameterCount - i -1].pdblVal=
+ & pVarParamsRef[outParamIndex].dblVal;
+ break;
+ case typelib_TypeClass_BYTE:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_UI1;
+ pVarParamsRef[ outParamIndex].bVal= 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_UI1| VT_BYREF;
+ pVarParams[parameterCount - i -1].pbVal=
+ & pVarParamsRef[outParamIndex].bVal;
+ break;
+ case typelib_TypeClass_CHAR:
+ case typelib_TypeClass_SHORT:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_I2;
+ pVarParamsRef[ outParamIndex].iVal = 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_I2| VT_BYREF;
+ pVarParams[parameterCount - i -1].piVal=
+ & pVarParamsRef[outParamIndex].iVal;
+ break;
+
+ default:
+ if( ! pMethod->pParams[i].bIn)
+ {
+ pVarParamsRef[ outParamIndex].vt = VT_EMPTY;
+ pVarParamsRef[ outParamIndex].lVal = 0;
+ }
+ pVarParams[parameterCount - i -1].vt = VT_VARIANT | VT_BYREF;
+ pVarParams[parameterCount - i -1].pvarVal =
+ & pVarParamsRef[outParamIndex];
+ }
+ outParamIndex++;
+ } // end else if
+ } // end for
+ }
+ catch (IllegalArgumentException & e)
+ {
+ e.ArgumentPosition = ::sal::static_int_cast< sal_Int16, int >( i );
+ throw;
+ }
+ catch (CannotConvertException & e)
+ {
+ e.ArgumentIndex = i;
+ throw;
+ }
+ }
+ else // it is a JScriptObject
+ {
+ int i = 0;
+ try
+ {
+ for( ; i< parameterCount; i++)
+ {
+ // In parameter
+ if( pMethod->pParams[i].bIn && ! pMethod->pParams[i].bOut)
+ {
+ anyToVariant( &pVarParams[parameterCount - i -1], Params.getConstArray()[i]);
+ }
+ // Out parameter + in/out parameter
+ else if( pMethod->pParams[i].bOut )
+ {
+ CComObject<JScriptOutParam>* pParamObject;
+ if( !SUCCEEDED( CComObject<JScriptOutParam>::CreateInstance( &pParamObject)))
+ {
+ throw BridgeRuntimeError(
+ "[automation bridge]IUnknownWrapper::"
+ "invokeWithDispIdUnoTlb\n"
+ "Could not create out parameter at index: " +
+ OUString::number(static_cast<sal_Int32>(i)));
+ }
+
+ CComPtr<IUnknown> pUnk(pParamObject->GetUnknown());
+ CComQIPtr<IDispatch> pDisp( pUnk);
+
+ pVarParams[ parameterCount - i -1].vt= VT_DISPATCH;
+ pVarParams[ parameterCount - i -1].pdispVal= pDisp;
+ pVarParams[ parameterCount - i -1].pdispVal->AddRef();
+ // if the param is in/out then put the parameter on index 0
+ if( pMethod->pParams[i].bIn ) // in / out
+ {
+ CComVariant varParam;
+ anyToVariant( &varParam, Params.getConstArray()[i]);
+ CComDispatchDriver dispDriver( pDisp);
+ if(FAILED( dispDriver.PutPropertyByName( L"0", &varParam)))
+ throw BridgeRuntimeError(
+ "[automation bridge]IUnknownWrapper::"
+ "invokeWithDispIdUnoTlb\n"
+ "Could not set property \"0\" for the in/out "
+ "param!");
+
+ }
+ }
+ }
+ }
+ catch (IllegalArgumentException & e)
+ {
+ e.ArgumentPosition = ::sal::static_int_cast< sal_Int16, int >( i );
+ throw;
+ }
+ catch (CannotConvertException & e)
+ {
+ e.ArgumentIndex = i;
+ throw;
+ }
+ }
+ }
+ // No type description Available, that is we have to deal with a COM component,
+ // that does not implements UNO interfaces ( IDispatch based)
+ else
+ {
+ //We should not run into this block, because invokeWithDispIdComTlb should
+ //have been called instead.
+ OSL_ASSERT(false);
+ }
+
+
+ CComVariant varResult;
+ ExcepInfo excepinfo;
+ unsigned int uArgErr;
+ DISPPARAMS dispparams= { pVarParams, nullptr, static_cast<UINT>(parameterCount), 0};
+
+ // Get the DISPID
+ FuncDesc aDesc(getTypeInfo());
+ getFuncDesc(sFunctionName, & aDesc);
+ // invoking OLE method
+ hr = m_spDispatch->Invoke(aDesc->memid,
+ IID_NULL,
+ LOCALE_USER_DEFAULT,
+ DISPATCH_METHOD,
+ &dispparams,
+ &varResult,
+ &excepinfo,
+ &uArgErr);
+
+ // converting return value and out parameter back to UNO
+ if (hr == S_OK)
+ {
+ if( outParameterCount && pMethod)
+ {
+ OutParamIndex.realloc( outParameterCount);
+ auto pOutParamIndex = OutParamIndex.getArray();
+ OutParam.realloc( outParameterCount);
+ auto pOutParam = OutParam.getArray();
+ sal_Int32 outIndex=0;
+ int i = 0;
+ try
+ {
+ for( ; i < parameterCount; i++)
+ {
+ if( pMethod->pParams[i].bOut )
+ {
+ pOutParamIndex[outIndex]= static_cast<sal_Int16>(i);
+ Any outAny;
+ if( !bJScriptObject)
+ {
+ variantToAny( &pVarParamsRef[outIndex], outAny,
+ Type(pMethod->pParams[i].pTypeRef), false);
+ pOutParam[outIndex++]= outAny;
+ }
+ else //JScriptObject
+ {
+ if( pVarParams[i].vt == VT_DISPATCH)
+ {
+ CComDispatchDriver pDisp( pVarParams[i].pdispVal);
+ if( pDisp)
+ {
+ CComVariant varOut;
+ if( SUCCEEDED( pDisp.GetPropertyByName( L"0", &varOut)))
+ {
+ variantToAny( &varOut, outAny,
+ Type(pMethod->pParams[parameterCount - 1 - i].pTypeRef), false);
+ pOutParam[outParameterCount - 1 - outIndex++]= outAny;
+ }
+ else
+ bConvRet= false;
+ }
+ else
+ bConvRet= false;
+ }
+ else
+ bConvRet= false;
+ }
+ }
+ if( !bConvRet) break;
+ }
+ }
+ catch(IllegalArgumentException & e)
+ {
+ e.ArgumentPosition = ::sal::static_int_cast< sal_Int16, int >( i );
+ throw;
+ }
+ catch(CannotConvertException & e)
+ {
+ e.ArgumentIndex = i;
+ throw;
+ }
+ }
+ // return value, no type information available
+ if ( bConvRet)
+ {
+ try
+ {
+ if( pMethod )
+ variantToAny(&varResult, ret, Type( pMethod->pReturnTypeRef), false);
+ else
+ variantToAny(&varResult, ret, false);
+ }
+ catch (IllegalArgumentException & e)
+ {
+ e.Message =
+ "[automation bridge]IUnknownWrapper::invokeWithDispIdUnoTlb\n"
+ "Could not convert return value! \n Message: \n" + e.Message;
+ throw;
+ }
+ catch (CannotConvertException & e)
+ {
+ e.Message =
+ "[automation bridge]IUnknownWrapper::invokeWithDispIdUnoTlb\n"
+ "Could not convert return value! \n Message: \n" + e.Message;
+ throw;
+ }
+ }
+ }
+
+ if( !bConvRet) // conversion of return or out parameter failed
+ throw CannotConvertException("Call to COM object failed. Conversion of return or out value failed",
+ Reference<XInterface>( static_cast<XWeak*>(this), UNO_QUERY ), TypeClass_UNKNOWN,
+ FailReason::UNKNOWN, 0);// lookup error code
+ // conversion of return or out parameter failed
+ switch (hr)
+ {
+ case S_OK:
+ break;
+ case DISP_E_BADPARAMCOUNT:
+ throw IllegalArgumentException();
+ break;
+ case DISP_E_BADVARTYPE:
+ throw RuntimeException();
+ break;
+ case DISP_E_EXCEPTION:
+ throw InvocationTargetException();
+ break;
+ case DISP_E_MEMBERNOTFOUND:
+ throw IllegalArgumentException();
+ break;
+ case DISP_E_NONAMEDARGS:
+ throw IllegalArgumentException();
+ break;
+ case DISP_E_OVERFLOW:
+ throw CannotConvertException("call to OLE object failed", static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), TypeClass_UNKNOWN, FailReason::OUT_OF_RANGE, uArgErr);
+ break;
+ case DISP_E_PARAMNOTFOUND:
+ throw IllegalArgumentException("call to OLE object failed", static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr ));
+ break;
+ case DISP_E_TYPEMISMATCH:
+ throw CannotConvertException("call to OLE object failed",static_cast<XInterface*>(
+ static_cast<XWeak*>(this)) , TypeClass_UNKNOWN, FailReason::UNKNOWN, uArgErr);
+ break;
+ case DISP_E_UNKNOWNINTERFACE:
+ throw RuntimeException() ;
+ break;
+ case DISP_E_UNKNOWNLCID:
+ throw RuntimeException() ;
+ break;
+ case DISP_E_PARAMNOTOPTIONAL:
+ throw CannotConvertException("call to OLE object failed", static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), TypeClass_UNKNOWN, FailReason::NO_DEFAULT_AVAILABLE, uArgErr);
+ break;
+ default:
+ throw RuntimeException();
+ break;
+ }
+
+ return ret;
+}
+
+
+// XInitialization
+void SAL_CALL IUnknownWrapper::initialize( const Sequence< Any >& aArguments )
+{
+ // 1.parameter is IUnknown
+ // 2.parameter is a boolean which indicates if the COM pointer was an IUnknown or IDispatch
+ // 3.parameter is a Sequence<Type>
+ o2u_attachCurrentThread();
+ OSL_ASSERT(aArguments.getLength() == 3);
+
+ m_spUnknown= *static_cast<IUnknown* const *>(aArguments[0].getValue());
+ m_spUnknown.QueryInterface( & m_spDispatch.p);
+
+ aArguments[1] >>= m_bOriginalDispatch;
+ aArguments[2] >>= m_seqTypes;
+
+ ITypeInfo* pType = nullptr;
+ try
+ {
+ // a COM object implementation that has no TypeInfo is still a legal COM object;
+ // such objects can at least be transported through UNO using the bridge
+ // so we should allow to create wrappers for them as well
+ pType = getTypeInfo();
+ }
+ catch( const BridgeRuntimeError& )
+ {}
+ catch( const Exception& )
+ {}
+
+ if ( pType )
+ {
+ try
+ {
+ // Get Default member
+ CComBSTR defaultMemberName;
+ if ( SUCCEEDED( pType->GetDocumentation(0, &defaultMemberName, nullptr, nullptr, nullptr ) ) )
+ {
+ OUString usName(o3tl::toU(LPCOLESTR(defaultMemberName)));
+ FuncDesc aDescGet(pType);
+ FuncDesc aDescPut(pType);
+ VarDesc aVarDesc(pType);
+ // see if this is a property first ( more likely to be a property then a method )
+ getPropDesc( usName, & aDescGet, & aDescPut, & aVarDesc);
+
+ if ( !aDescGet && !aDescPut )
+ {
+ getFuncDesc( usName, &aDescGet );
+ if ( !aDescGet )
+ throw BridgeRuntimeError( "[automation bridge]IUnknownWrapper::initialize() Failed to get Function or Property desc. for " + usName );
+ }
+ // now for some funny heuristics to make basic understand what to do
+ // a single aDescGet ( that doesn't take any params ) would be
+ // a read only ( defaultmember ) property e.g. this object
+ // should implement XDefaultProperty
+ // a single aDescGet ( that *does* ) take params is basically a
+ // default method e.g. implement XDefaultMethod
+
+ // a DescPut ( I guess we only really support a default param with '1' param ) as a setValue ( but I guess we can leave it through, the object will fail if we don't get it right anyway )
+ if ( aDescPut || ( aDescGet && aDescGet->cParams == 0 ) )
+ m_bHasDfltProperty = true;
+ if ( aDescGet->cParams > 0 )
+ m_bHasDfltMethod = true;
+ if ( m_bHasDfltProperty || m_bHasDfltMethod )
+ m_sDefaultMember = usName;
+ }
+ }
+ catch ( const BridgeRuntimeError & e )
+ {
+ throw RuntimeException( e.message );
+ }
+ catch( const Exception& e )
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw css::lang::WrappedTargetRuntimeException(
+ "[automation bridge] unexpected exception in IUnknownWrapper::initialize() error message: \n" + e.Message,
+ nullptr, anyEx );
+ }
+ }
+}
+
+
+// XDirectInvocation
+uno::Any SAL_CALL IUnknownWrapper::directInvoke( const OUString& aName, const uno::Sequence< uno::Any >& aParams )
+{
+ Any aResult;
+
+ if ( !m_spDispatch )
+ {
+ throw RuntimeException(
+ "[automation bridge] The object does not have an IDispatch interface");
+ }
+
+ o2u_attachCurrentThread();
+ DISPID dispid;
+ if ( !getDispid( aName, &dispid ) )
+ throw IllegalArgumentException(
+ "[automation bridge] The object does not have a function or property "
+ + aName, Reference<XInterface>(), 0);
+
+ CComVariant varResult;
+ ExcepInfo excepinfo;
+ unsigned int uArgErr = 0;
+ INVOKEKIND pInvkinds[2];
+ pInvkinds[0] = INVOKE_FUNC;
+ pInvkinds[1] = aParams.getLength() ? INVOKE_PROPERTYPUT : INVOKE_PROPERTYGET;
+ HRESULT hInvRes = E_FAIL;
+
+ // try Invoke first, if it does not work, try put/get property
+ for ( sal_Int32 nStep = 0; FAILED( hInvRes ) && nStep < 2; nStep++ )
+ {
+ DISPPARAMS dispparams = {nullptr, nullptr, 0, 0};
+
+ std::unique_ptr<DISPID[]> arDispidNamedArgs;
+ std::unique_ptr<CComVariant[]> ptrArgs;
+ std::unique_ptr<CComVariant[]> ptrRefArgs; // referenced arguments
+ CComVariant * arArgs = nullptr;
+ CComVariant * arRefArgs = nullptr;
+
+ dispparams.cArgs = aParams.getLength();
+
+ // Determine the number of named arguments
+ for ( uno::Any const & any : aParams )
+ if ( any.getValueType() == cppu::UnoType<NamedArgument>::get() )
+ dispparams.cNamedArgs ++;
+
+ // fill the named arguments
+ if ( dispparams.cNamedArgs > 0
+ && ( dispparams.cNamedArgs != 1 || pInvkinds[nStep] != INVOKE_PROPERTYPUT ) )
+ {
+ int nSizeAr = dispparams.cNamedArgs + 1;
+ if ( pInvkinds[nStep] == INVOKE_PROPERTYPUT )
+ nSizeAr = dispparams.cNamedArgs;
+
+ std::unique_ptr<OLECHAR*[]> saNames(new OLECHAR*[nSizeAr]);
+ OLECHAR ** pNames = saNames.get();
+ pNames[0] = const_cast<OLECHAR*>(o3tl::toW(aName.getStr()));
+
+ int cNamedArg = 0;
+ for ( size_t nInd = 0; nInd < dispparams.cArgs; nInd++ )
+ {
+ if (auto v = o3tl::tryAccess<NamedArgument>(aParams[nInd]))
+ {
+ const NamedArgument& arg = *v;
+
+ //We put the parameter names in reverse order into the array,
+ //so we can use the DISPID array for DISPPARAMS::rgdispidNamedArgs
+ //The first name in the array is the method name
+ pNames[nSizeAr - 1 - cNamedArg++] = const_cast<OLECHAR*>(o3tl::toW(arg.Name.getStr()));
+ }
+ }
+
+ arDispidNamedArgs.reset( new DISPID[nSizeAr] );
+ HRESULT hr = getTypeInfo()->GetIDsOfNames( pNames, nSizeAr, arDispidNamedArgs.get() );
+ if ( hr == E_NOTIMPL )
+ hr = m_spDispatch->GetIDsOfNames(IID_NULL, pNames, nSizeAr, LOCALE_USER_DEFAULT, arDispidNamedArgs.get() );
+
+ if ( SUCCEEDED( hr ) )
+ {
+ if ( pInvkinds[nStep] == DISPATCH_PROPERTYPUT )
+ {
+ DISPID* arIDs = arDispidNamedArgs.get();
+ arIDs[0] = DISPID_PROPERTYPUT;
+ dispparams.rgdispidNamedArgs = arIDs;
+ }
+ else
+ {
+ DISPID* arIDs = arDispidNamedArgs.get();
+ dispparams.rgdispidNamedArgs = & arIDs[1];
+ }
+ }
+ else if (hr == DISP_E_UNKNOWNNAME)
+ {
+ throw IllegalArgumentException(
+ "[automation bridge]One of the named arguments is wrong!",
+ Reference<XInterface>(), 0);
+ }
+ else
+ {
+ throw InvocationTargetException(
+ "[automation bridge] ITypeInfo::GetIDsOfNames returned error "
+ + OUString::number(static_cast<sal_Int32>(hr), 16), Reference<XInterface>(), Any());
+ }
+ }
+
+ //Convert arguments
+ ptrArgs.reset(new CComVariant[dispparams.cArgs]);
+ ptrRefArgs.reset(new CComVariant[dispparams.cArgs]);
+ arArgs = ptrArgs.get();
+ arRefArgs = ptrRefArgs.get();
+
+ sal_Int32 nInd = 0;
+ try
+ {
+ sal_Int32 revIndex = 0;
+ for ( nInd = 0; nInd < sal_Int32(dispparams.cArgs); nInd++)
+ {
+ revIndex = dispparams.cArgs - nInd - 1;
+ arRefArgs[revIndex].byref = nullptr;
+ Any anyArg;
+ if ( nInd < aParams.getLength() )
+ anyArg = aParams.getConstArray()[nInd];
+
+ // Property Put arguments
+ if ( anyArg.getValueType() == cppu::UnoType<PropertyPutArgument>::get() )
+ {
+ PropertyPutArgument arg;
+ anyArg >>= arg;
+ anyArg = arg.Value;
+ }
+ // named argument
+ if (anyArg.getValueType() == cppu::UnoType<NamedArgument>::get())
+ {
+ NamedArgument aNamedArgument;
+ anyArg >>= aNamedArgument;
+ anyArg = aNamedArgument.Value;
+ }
+
+ if ( nInd < aParams.getLength() && anyArg.getValueTypeClass() != TypeClass_VOID )
+ {
+ anyToVariant( &arArgs[revIndex], anyArg, VT_VARIANT );
+ }
+ else
+ {
+ arArgs[revIndex].vt = VT_ERROR;
+ arArgs[revIndex].scode = DISP_E_PARAMNOTFOUND;
+ }
+ }
+ }
+ catch (IllegalArgumentException & e)
+ {
+ e.ArgumentPosition = ::sal::static_int_cast< sal_Int16, sal_Int32 >( nInd );
+ throw;
+ }
+ catch (CannotConvertException & e)
+ {
+ e.ArgumentIndex = nInd;
+ throw;
+ }
+
+ dispparams.rgvarg = arArgs;
+ // invoking OLE method
+ hInvRes = m_spDispatch->Invoke( dispid,
+ IID_NULL,
+ LOCALE_USER_DEFAULT,
+ ::sal::static_int_cast< WORD, INVOKEKIND >( pInvkinds[nStep] ),
+ &dispparams,
+ &varResult,
+ &excepinfo,
+ &uArgErr);
+ }
+
+ // converting return value and out parameter back to UNO
+ if ( SUCCEEDED( hInvRes ) )
+ variantToAny( &varResult, aResult, false );
+ else
+ {
+ // map error codes to exceptions
+ OUString message;
+ switch ( hInvRes )
+ {
+ case S_OK:
+ break;
+ case DISP_E_BADPARAMCOUNT:
+ throw IllegalArgumentException("[automation bridge] Wrong "
+ "number of arguments. Object returned DISP_E_BADPARAMCOUNT.",
+ nullptr, 0);
+ break;
+ case DISP_E_BADVARTYPE:
+ throw RuntimeException("[automation bridge] One or more "
+ "arguments have the wrong type. Object returned "
+ "DISP_E_BADVARTYPE.", nullptr);
+ break;
+ case DISP_E_EXCEPTION:
+ message = OUString::Concat("[automation bridge]: ")
+ + std::u16string_view(o3tl::toU(excepinfo.bstrDescription),
+ ::SysStringLen(excepinfo.bstrDescription));
+ throw InvocationTargetException(message, Reference<XInterface>(), Any());
+ break;
+ case DISP_E_MEMBERNOTFOUND:
+ message = "[automation bridge]: A function with the name \""
+ + aName + "\" is not supported. Object returned "
+ "DISP_E_MEMBERNOTFOUND.";
+ throw IllegalArgumentException(message, nullptr, 0);
+ break;
+ case DISP_E_NONAMEDARGS:
+ throw IllegalArgumentException("[automation bridge] Object "
+ "returned DISP_E_NONAMEDARGS",nullptr, ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr ));
+ break;
+ case DISP_E_OVERFLOW:
+ throw CannotConvertException("[automation bridge] Call failed.",
+ static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), TypeClass_UNKNOWN, FailReason::OUT_OF_RANGE, uArgErr);
+ break;
+ case DISP_E_PARAMNOTFOUND:
+ throw IllegalArgumentException("[automation bridge]Call failed."
+ "Object returned DISP_E_PARAMNOTFOUND.",
+ nullptr, ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr ));
+ break;
+ case DISP_E_TYPEMISMATCH:
+ throw CannotConvertException("[automation bridge] Call failed. "
+ "Object returned DISP_E_TYPEMISMATCH",
+ static_cast<XInterface*>(
+ static_cast<XWeak*>(this)) , TypeClass_UNKNOWN, FailReason::UNKNOWN, uArgErr);
+ break;
+ case DISP_E_UNKNOWNINTERFACE:
+ throw RuntimeException("[automation bridge] Call failed. "
+ "Object returned DISP_E_UNKNOWNINTERFACE.",nullptr);
+ break;
+ case DISP_E_UNKNOWNLCID:
+ throw RuntimeException("[automation bridge] Call failed. "
+ "Object returned DISP_E_UNKNOWNLCID.",nullptr);
+ break;
+ case DISP_E_PARAMNOTOPTIONAL:
+ throw CannotConvertException("[automation bridge] Call failed."
+ "Object returned DISP_E_PARAMNOTOPTIONAL",
+ static_cast<XInterface*>(static_cast<XWeak*>(this)),
+ TypeClass_UNKNOWN, FailReason::NO_DEFAULT_AVAILABLE, uArgErr);
+ break;
+ default:
+ throw RuntimeException();
+ break;
+ }
+ }
+
+ return aResult;
+}
+
+sal_Bool SAL_CALL IUnknownWrapper::hasMember( const OUString& aName )
+{
+ if ( ! m_spDispatch )
+ {
+ throw RuntimeException(
+ "[automation bridge] The object does not have an IDispatch interface");
+ }
+
+ o2u_attachCurrentThread();
+ DISPID dispid;
+ return getDispid( aName, &dispid );
+}
+
+
+// UnoConversionUtilities --------------------------------------------------------------------------------
+Reference< XInterface > IUnknownWrapper::createUnoWrapperInstance()
+{
+ if( m_nUnoWrapperClass == INTERFACE_OLE_WRAPPER_IMPL)
+ {
+ Reference<XWeak> xWeak= static_cast<XWeak*>( new InterfaceOleWrapper(
+ m_smgr, m_nUnoWrapperClass, m_nComWrapperClass));
+ return Reference<XInterface>( xWeak, UNO_QUERY);
+ }
+ else if( m_nUnoWrapperClass == UNO_OBJECT_WRAPPER_REMOTE_OPT)
+ {
+ Reference<XWeak> xWeak= static_cast<XWeak*>( new UnoObjectWrapperRemoteOpt(
+ m_smgr, m_nUnoWrapperClass, m_nComWrapperClass));
+ return Reference<XInterface>( xWeak, UNO_QUERY);
+ }
+ else
+ return Reference<XInterface>();
+}
+Reference<XInterface> IUnknownWrapper::createComWrapperInstance()
+{
+ Reference<XWeak> xWeak= static_cast<XWeak*>( new IUnknownWrapper(
+ m_smgr, m_nUnoWrapperClass, m_nComWrapperClass));
+ return Reference<XInterface>( xWeak, UNO_QUERY);
+}
+
+
+void IUnknownWrapper::getMethodInfo(std::u16string_view sName, TypeDescription& methodInfo)
+{
+ TypeDescription desc= getInterfaceMemberDescOfCurrentCall(sName);
+ if( desc.is())
+ {
+ typelib_TypeDescription* pMember= desc.get();
+ if( pMember->eTypeClass == typelib_TypeClass_INTERFACE_METHOD )
+ methodInfo= pMember;
+ }
+}
+
+void IUnknownWrapper::getAttributeInfo(std::u16string_view sName, TypeDescription& attributeInfo)
+{
+ TypeDescription desc= getInterfaceMemberDescOfCurrentCall(sName);
+ if( desc.is())
+ {
+ typelib_TypeDescription* pMember= desc.get();
+ if( pMember->eTypeClass == typelib_TypeClass_INTERFACE_ATTRIBUTE )
+ {
+ attributeInfo= reinterpret_cast<typelib_InterfaceAttributeTypeDescription*>(pMember)->pAttributeTypeRef;
+ }
+ }
+}
+TypeDescription IUnknownWrapper::getInterfaceMemberDescOfCurrentCall(std::u16string_view sName)
+{
+ TypeDescription ret;
+
+ for( auto const & rType : std::as_const(m_seqTypes) )
+ {
+ TypeDescription _curDesc( rType );
+ _curDesc.makeComplete();
+ typelib_InterfaceTypeDescription * pInterface= reinterpret_cast<typelib_InterfaceTypeDescription*>(_curDesc.get());
+ if( pInterface)
+ {
+ typelib_InterfaceMemberTypeDescription* pMember= nullptr;
+ //find the member description of the current call
+ for( int j=0; j < pInterface->nAllMembers; j++)
+ {
+ typelib_TypeDescriptionReference* pTypeRefMember = pInterface->ppAllMembers[j];
+ typelib_TypeDescription* pDescMember= nullptr;
+ TYPELIB_DANGER_GET( &pDescMember, pTypeRefMember);
+
+ typelib_InterfaceMemberTypeDescription* pInterfaceMember=
+ reinterpret_cast<typelib_InterfaceMemberTypeDescription*>(pDescMember);
+ if( OUString( pInterfaceMember->pMemberName) == sName)
+ {
+ pMember= pInterfaceMember;
+ break;
+ }
+ TYPELIB_DANGER_RELEASE( pDescMember);
+ }
+
+ if( pMember)
+ {
+ ret= &pMember->aBase;
+ TYPELIB_DANGER_RELEASE( &pMember->aBase);
+ }
+ }
+ if( ret.is())
+ break;
+ }
+ return ret;
+}
+
+bool IUnknownWrapper::isJScriptObject()
+{
+ if( m_eJScript == JScriptUndefined)
+ {
+ CComDispatchDriver disp( m_spDispatch);
+ if( disp)
+ {
+ CComVariant result;
+ if( SUCCEEDED( disp.GetPropertyByName( JSCRIPT_ID_PROPERTY, &result)))
+ {
+ if(result.vt == VT_BSTR)
+ {
+ CComBSTR name( result.bstrVal);
+ name.ToLower();
+ if( name == CComBSTR(JSCRIPT_ID))
+ m_eJScript= IsJScript;
+ }
+ }
+ }
+ if( m_eJScript == JScriptUndefined)
+ m_eJScript= NoJScript;
+ }
+
+ return m_eJScript != NoJScript;
+}
+
+
+/** @internal
+ The function ultimately calls IDispatch::Invoke on the wrapped COM object.
+ The COM object does not implement UNO Interfaces ( via IDispatch). This
+ is the case when the OleObjectFactory service has been used to create a
+ component.
+ @exception IllegalArgumentException
+ @exception CannotConvertException
+ @InvocationTargetException
+ @RuntimeException
+ @BridgeRuntimeError
+*/
+Any IUnknownWrapper::invokeWithDispIdComTlb(const OUString& sFuncName,
+ const Sequence< Any >& Params,
+ Sequence< sal_Int16 >& OutParamIndex,
+ Sequence< Any >& OutParam)
+{
+ // Get type info for the call. It can be a method call or property put or
+ // property get operation.
+ FuncDesc aFuncDesc(getTypeInfo());
+ getFuncDescForInvoke(sFuncName, Params, & aFuncDesc);
+ return invokeWithDispIdComTlb( aFuncDesc, sFuncName, Params, OutParamIndex, OutParam );
+}
+
+Any IUnknownWrapper::invokeWithDispIdComTlb(FuncDesc& aFuncDesc,
+ const OUString& sFuncName,
+ const Sequence< Any >& Params,
+ Sequence< sal_Int16 >& OutParamIndex,
+ Sequence< Any >& OutParam)
+{
+ Any ret;
+ HRESULT result;
+
+ DISPPARAMS dispparams = {nullptr, nullptr, 0, 0};
+ CComVariant varResult;
+ ExcepInfo excepinfo;
+ unsigned int uArgErr;
+ sal_Int32 i = 0;
+ sal_Int32 nUnoArgs = Params.getLength();
+ DISPID idPropertyPut = DISPID_PROPERTYPUT;
+ std::unique_ptr<DISPID[]> arDispidNamedArgs;
+ std::unique_ptr<CComVariant[]> ptrArgs;
+ std::unique_ptr<CComVariant[]> ptrRefArgs; // referenced arguments
+ CComVariant * arArgs = nullptr;
+ CComVariant * arRefArgs = nullptr;
+ sal_Int32 revIndex = 0;
+
+ //Set the array of DISPIDs for named args if it is a property put operation.
+ //If there are other named arguments another array is set later on.
+ if (aFuncDesc->invkind == INVOKE_PROPERTYPUT
+ || aFuncDesc->invkind == INVOKE_PROPERTYPUTREF)
+ dispparams.rgdispidNamedArgs = & idPropertyPut;
+
+ //Determine the number of named arguments
+ for (int iParam = 0; iParam < nUnoArgs; iParam ++)
+ {
+ const Any & curArg = Params[iParam];
+ if (curArg.getValueType() == cppu::UnoType<NamedArgument>::get())
+ dispparams.cNamedArgs ++;
+ }
+ //In a property put operation a property value is a named argument (DISPID_PROPERTYPUT).
+ //Therefore the number of named arguments is increased by one.
+ //Although named, the argument is not named in an actual language, such as Basic,
+ //therefore it is never a com.sun.star.bridge.oleautomation.NamedArgument
+ if (aFuncDesc->invkind == DISPATCH_PROPERTYPUT
+ || aFuncDesc->invkind == DISPATCH_PROPERTYPUTREF)
+ dispparams.cNamedArgs ++;
+
+ //Determine the number of all arguments and named arguments
+ if (aFuncDesc->cParamsOpt == -1)
+ {
+ //Attribute vararg is set on this method. "Unlimited" number of args
+ //supported. There can be no optional or defaultvalue on any of the arguments.
+ dispparams.cArgs = nUnoArgs;
+ }
+ else
+ {
+ //If there are named arguments, then the dispparams.cArgs
+ //is the number of supplied args, otherwise it is the expected number.
+ if (dispparams.cNamedArgs)
+ dispparams.cArgs = nUnoArgs;
+ else
+ dispparams.cArgs = aFuncDesc->cParams;
+ }
+
+ //check if there are not too many arguments supplied
+ if (::sal::static_int_cast< sal_uInt32, int >( nUnoArgs ) > dispparams.cArgs)
+ {
+ throw IllegalArgumentException(
+ "[automation bridge] There are too many arguments for this method",
+ Reference<XInterface>(), static_cast<sal_Int16>(dispparams.cArgs));
+ }
+
+ //Set up the array of DISPIDs (DISPPARAMS::rgdispidNamedArgs)
+ //for the named arguments.
+ //If there is only one named arg and if it is because of a property put
+ //operation, then we need not set up the DISPID array.
+ if (dispparams.cNamedArgs > 0 &&
+ ! (dispparams.cNamedArgs == 1 &&
+ (aFuncDesc->invkind == INVOKE_PROPERTYPUT ||
+ aFuncDesc->invkind == INVOKE_PROPERTYPUTREF)))
+ {
+ //set up an array containing the member and parameter names
+ //which is then used in ITypeInfo::GetIDsOfNames
+ //First determine the size of the array of names which is passed to
+ //ITypeInfo::GetIDsOfNames. It must hold the method names + the named
+ //args.
+ int nSizeAr = dispparams.cNamedArgs + 1;
+ if (aFuncDesc->invkind == INVOKE_PROPERTYPUT
+ || aFuncDesc->invkind == INVOKE_PROPERTYPUTREF)
+ {
+ nSizeAr = dispparams.cNamedArgs; //counts the DISID_PROPERTYPUT
+ }
+
+ std::unique_ptr<OLECHAR*[]> saNames(new OLECHAR*[nSizeAr]);
+ OLECHAR ** arNames = saNames.get();
+ arNames[0] = const_cast<OLECHAR*>(o3tl::toW(sFuncName.getStr()));
+
+ int cNamedArg = 0;
+ for (size_t iParams = 0; iParams < dispparams.cArgs; iParams ++)
+ {
+ const Any & curArg = Params[iParams];
+ if (auto v = o3tl::tryAccess<NamedArgument>(curArg))
+ {
+ const NamedArgument& arg = *v;
+ //We put the parameter names in reverse order into the array,
+ //so we can use the DISPID array for DISPPARAMS::rgdispidNamedArgs
+ //The first name in the array is the method name
+ arNames[nSizeAr - 1 - cNamedArg++] = const_cast<OLECHAR*>(o3tl::toW(arg.Name.getStr()));
+ }
+ }
+
+ //Prepare the array of DISPIDs for ITypeInfo::GetIDsOfNames
+ //it must be big enough to contain the DISPIDs of the member + parameters
+ arDispidNamedArgs.reset(new DISPID[nSizeAr]);
+ HRESULT hr = getTypeInfo()->GetIDsOfNames(arNames, nSizeAr,
+ arDispidNamedArgs.get());
+ if ( hr == E_NOTIMPL )
+ hr = m_spDispatch->GetIDsOfNames(IID_NULL, arNames, nSizeAr, LOCALE_USER_DEFAULT, arDispidNamedArgs.get() );
+
+ if (hr == S_OK)
+ {
+ // In a "property put" operation, the property value is a named param with the
+ //special DISPID DISPID_PROPERTYPUT
+ if (aFuncDesc->invkind == DISPATCH_PROPERTYPUT
+ || aFuncDesc->invkind == DISPATCH_PROPERTYPUTREF)
+ {
+ //Element at index 0 in the DISPID array must be DISPID_PROPERTYPUT
+ //The first item in the array arDispidNamedArgs is the DISPID for
+ //the method. We replace it with DISPID_PROPERTYPUT.
+ DISPID* arIDs = arDispidNamedArgs.get();
+ arIDs[0] = DISPID_PROPERTYPUT;
+ dispparams.rgdispidNamedArgs = arIDs;
+ }
+ else
+ {
+ //The first item in the array arDispidNamedArgs is the DISPID for
+ //the method. It must be removed
+ DISPID* arIDs = arDispidNamedArgs.get();
+ dispparams.rgdispidNamedArgs = & arIDs[1];
+ }
+ }
+ else if (hr == DISP_E_UNKNOWNNAME)
+ {
+ throw IllegalArgumentException(
+ "[automation bridge]One of the named arguments is wrong!",
+ Reference<XInterface>(), 0);
+ }
+ else
+ {
+ throw InvocationTargetException(
+ "[automation bridge] ITypeInfo::GetIDsOfNames returned error "
+ + OUString::number(static_cast<sal_Int32>(hr), 16), Reference<XInterface>(), Any());
+ }
+ }
+
+ //Convert arguments
+ ptrArgs.reset(new CComVariant[dispparams.cArgs]);
+ ptrRefArgs.reset(new CComVariant[dispparams.cArgs]);
+ arArgs = ptrArgs.get();
+ arRefArgs = ptrRefArgs.get();
+ try
+ {
+ for (i = 0; i < static_cast<sal_Int32>(dispparams.cArgs); i++)
+ {
+ revIndex= dispparams.cArgs - i -1;
+ arRefArgs[revIndex].byref=nullptr;
+ Any anyArg;
+ if ( i < nUnoArgs)
+ anyArg= Params.getConstArray()[i];
+
+ unsigned short paramFlags = PARAMFLAG_FOPT | PARAMFLAG_FIN;
+ VARTYPE varType = VT_VARIANT;
+ if (aFuncDesc->cParamsOpt != -1 || aFuncDesc->cParams != (i + 1))
+ {
+ paramFlags = aFuncDesc->lprgelemdescParam[i].paramdesc.wParamFlags;
+ varType = getElementTypeDesc(&aFuncDesc->lprgelemdescParam[i].tdesc);
+ }
+
+ // Make sure that there is a UNO parameter for every
+ // expected parameter. If there is no UNO parameter where the
+ // called function expects one, then it must be optional. Otherwise
+ // it's a UNO programming error.
+ if (i >= nUnoArgs && !(paramFlags & PARAMFLAG_FOPT))
+ {
+ throw IllegalArgumentException(
+ ("ole automation bridge: The called function expects an argument at position: "
+ + OUString::number(i) + " (index starting at 0)."),
+ Reference<XInterface>(), static_cast<sal_Int16>(i));
+ }
+
+ // Property Put arguments
+ if (anyArg.getValueType() == cppu::UnoType<PropertyPutArgument>::get())
+ {
+ PropertyPutArgument arg;
+ anyArg >>= arg;
+ anyArg = arg.Value;
+ }
+ // named argument
+ if (anyArg.getValueType() == cppu::UnoType<NamedArgument>::get())
+ {
+ NamedArgument aNamedArgument;
+ anyArg >>= aNamedArgument;
+ anyArg = aNamedArgument.Value;
+ }
+ // out param
+ if (paramFlags & PARAMFLAG_FOUT &&
+ ! (paramFlags & PARAMFLAG_FIN) )
+ {
+ VARTYPE type = ::sal::static_int_cast< VARTYPE, int >( varType ^ VT_BYREF );
+ if (i < nUnoArgs)
+ {
+ arRefArgs[revIndex].vt= type;
+ }
+ else
+ {
+ //optional arg
+ arRefArgs[revIndex].vt = VT_ERROR;
+ arRefArgs[revIndex].scode = DISP_E_PARAMNOTFOUND;
+ }
+ if( type == VT_VARIANT )
+ {
+ arArgs[revIndex].vt= VT_VARIANT | VT_BYREF;
+ arArgs[revIndex].byref= &arRefArgs[revIndex];
+ }
+ else
+ {
+ arArgs[revIndex].vt= varType;
+ if (type == VT_DECIMAL)
+ arArgs[revIndex].byref= & arRefArgs[revIndex].decVal;
+ else
+ arArgs[revIndex].byref= & arRefArgs[revIndex].byref;
+ }
+ }
+ // in/out + in byref params
+ else if (varType & VT_BYREF)
+ {
+ VARTYPE type = ::sal::static_int_cast< VARTYPE, int >( varType ^ VT_BYREF );
+ CComVariant var;
+
+ if (i < nUnoArgs && anyArg.getValueTypeClass() != TypeClass_VOID)
+ {
+ anyToVariant( & arRefArgs[revIndex], anyArg, type);
+ }
+ else if (paramFlags & PARAMFLAG_FHASDEFAULT)
+ {
+ //optional arg with default
+ VariantCopy( & arRefArgs[revIndex],
+ & aFuncDesc->lprgelemdescParam[i].paramdesc.
+ pparamdescex->varDefaultValue);
+ }
+ else
+ {
+ //optional arg
+ //e.g: call func(x) in basic : func() ' no arg supplied
+ OSL_ASSERT(paramFlags & PARAMFLAG_FOPT);
+ arRefArgs[revIndex].vt = VT_ERROR;
+ arRefArgs[revIndex].scode = DISP_E_PARAMNOTFOUND;
+ }
+
+ // Set the converted arguments in the array which will be
+ // DISPPARAMS::rgvarg
+ // byref arg VT_XXX |VT_BYREF
+ arArgs[revIndex].vt = varType;
+ if (revIndex == 0 && aFuncDesc->invkind == INVOKE_PROPERTYPUT)
+ {
+ arArgs[revIndex] = arRefArgs[revIndex];
+ }
+ else if (type == VT_DECIMAL)
+ {
+ arArgs[revIndex].byref= & arRefArgs[revIndex].decVal;
+ }
+ else if (type == VT_VARIANT)
+ {
+ if ( ! (paramFlags & PARAMFLAG_FOUT))
+ arArgs[revIndex] = arRefArgs[revIndex];
+ else
+ arArgs[revIndex].byref = & arRefArgs[revIndex];
+ }
+ else
+ {
+ arArgs[revIndex].byref = & arRefArgs[revIndex].byref;
+ arArgs[revIndex].vt = ::sal::static_int_cast< VARTYPE, int >( arRefArgs[revIndex].vt | VT_BYREF );
+ }
+
+ }
+ // in parameter no VT_BYREF except for array, interfaces
+ else
+ { // void any stands for optional param
+ if (i < nUnoArgs && anyArg.getValueTypeClass() != TypeClass_VOID)
+ {
+ anyToVariant( & arArgs[revIndex], anyArg, varType);
+ }
+ //optional arg but no void any supplied
+ //Basic: obj.func() ' first parameter left out because it is optional
+ else if (paramFlags & PARAMFLAG_FHASDEFAULT)
+ {
+ //optional arg with default either as direct arg : VT_XXX or
+ VariantCopy( & arArgs[revIndex],
+ & aFuncDesc->lprgelemdescParam[i].paramdesc.
+ pparamdescex->varDefaultValue);
+ }
+ else if (paramFlags & PARAMFLAG_FOPT)
+ {
+ arArgs[revIndex].vt = VT_ERROR;
+ arArgs[revIndex].scode = DISP_E_PARAMNOTFOUND;
+ }
+ else
+ {
+ arArgs[revIndex].vt = VT_EMPTY;
+ arArgs[revIndex].lVal = 0;
+ }
+ }
+ }
+ }
+ catch (IllegalArgumentException & e)
+ {
+ e.ArgumentPosition = ::sal::static_int_cast< sal_Int16, sal_Int32 >( i );
+ throw;
+ }
+ catch (CannotConvertException & e)
+ {
+ e.ArgumentIndex = i;
+ throw;
+ }
+ dispparams.rgvarg= arArgs;
+ // invoking OLE method
+ result = m_spDispatch->Invoke(aFuncDesc->memid,
+ IID_NULL,
+ LOCALE_USER_DEFAULT,
+ ::sal::static_int_cast< WORD, INVOKEKIND >( aFuncDesc->invkind ),
+ &dispparams,
+ &varResult,
+ &excepinfo,
+ &uArgErr);
+
+ // converting return value and out parameter back to UNO
+ if (result == S_OK)
+ {
+
+ // allocate space for the out param Sequence and indices Sequence
+ int outParamsCount= 0; // includes in/out parameter
+ for (int j = 0; j < aFuncDesc->cParams; j++)
+ {
+ if (aFuncDesc->lprgelemdescParam[j].paramdesc.wParamFlags &
+ PARAMFLAG_FOUT)
+ outParamsCount++;
+ }
+
+ OutParamIndex.realloc(outParamsCount);
+ OutParam.realloc(outParamsCount);
+ // Convert out params
+ if (outParamsCount)
+ {
+ auto pOutParamIndex = OutParamIndex.getArray();
+ auto pOutParam = OutParam.getArray();
+ int outParamIndex=0;
+ for (int paramIndex = 0; paramIndex < nUnoArgs; paramIndex ++)
+ {
+ //Determine the index within the method signature
+ int realParamIndex = paramIndex;
+ int revParamIndex = dispparams.cArgs - paramIndex - 1;
+ if (Params[paramIndex].getValueType()
+ == cppu::UnoType<NamedArgument>::get())
+ {
+ //dispparams.rgdispidNamedArgs contains the mapping from index
+ //of named args list to index of parameter list
+ realParamIndex = dispparams.rgdispidNamedArgs[revParamIndex];
+ }
+
+ // no named arg, always come before named args
+ if (! (aFuncDesc->lprgelemdescParam[realParamIndex].paramdesc.wParamFlags
+ & PARAMFLAG_FOUT))
+ continue;
+ Any outAny;
+ // variantToAny is called with the "reduce range" parameter set to sal_False.
+ // That causes VT_I4 values not to be converted down to a "lower" type. That
+ // feature exist for JScript only because it only uses VT_I4 for integer types.
+ try
+ {
+ variantToAny( & arRefArgs[revParamIndex], outAny, false );
+ }
+ catch (IllegalArgumentException & e)
+ {
+ e.ArgumentPosition = static_cast<sal_Int16>(paramIndex);
+ throw;
+ }
+ catch (CannotConvertException & e)
+ {
+ e.ArgumentIndex = paramIndex;
+ throw;
+ }
+ pOutParam[outParamIndex] = outAny;
+ pOutParamIndex[outParamIndex] = ::sal::static_int_cast< sal_Int16, int >( paramIndex );
+ outParamIndex++;
+ }
+ OutParam.realloc(outParamIndex);
+ OutParamIndex.realloc(outParamIndex);
+ }
+ // Return value
+ variantToAny(&varResult, ret, false);
+ }
+
+ // map error codes to exceptions
+ OUString message;
+ switch (result)
+ {
+ case S_OK:
+ break;
+ case DISP_E_BADPARAMCOUNT:
+ throw IllegalArgumentException("[automation bridge] Wrong "
+ "number of arguments. Object returned DISP_E_BADPARAMCOUNT.",
+ nullptr, 0);
+ break;
+ case DISP_E_BADVARTYPE:
+ throw RuntimeException("[automation bridge] One or more "
+ "arguments have the wrong type. Object returned "
+ "DISP_E_BADVARTYPE.", nullptr);
+ break;
+ case DISP_E_EXCEPTION:
+ message = OUString::Concat("[automation bridge]: ")
+ + std::u16string_view(o3tl::toU(excepinfo.bstrDescription),
+ ::SysStringLen(excepinfo.bstrDescription));
+
+ throw InvocationTargetException(message, Reference<XInterface>(), Any());
+ break;
+ case DISP_E_MEMBERNOTFOUND:
+ message = "[automation bridge]: A function with the name \""
+ + sFuncName + "\" is not supported. Object returned "
+ "DISP_E_MEMBERNOTFOUND.";
+ throw IllegalArgumentException(message, nullptr, 0);
+ break;
+ case DISP_E_NONAMEDARGS:
+ throw IllegalArgumentException("[automation bridge] Object "
+ "returned DISP_E_NONAMEDARGS",nullptr, ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr ));
+ break;
+ case DISP_E_OVERFLOW:
+ throw CannotConvertException("[automation bridge] Call failed.",
+ static_cast<XInterface*>(
+ static_cast<XWeak*>(this)), TypeClass_UNKNOWN, FailReason::OUT_OF_RANGE, uArgErr);
+ break;
+ case DISP_E_PARAMNOTFOUND:
+ throw IllegalArgumentException("[automation bridge]Call failed."
+ "Object returned DISP_E_PARAMNOTFOUND.",
+ nullptr, ::sal::static_int_cast< sal_Int16, unsigned int >( uArgErr ));
+ break;
+ case DISP_E_TYPEMISMATCH:
+ throw CannotConvertException("[automation bridge] Call failed. "
+ "Object returned DISP_E_TYPEMISMATCH",
+ static_cast<XInterface*>(
+ static_cast<XWeak*>(this)) , TypeClass_UNKNOWN, FailReason::UNKNOWN, uArgErr);
+ break;
+ case DISP_E_UNKNOWNINTERFACE:
+ throw RuntimeException("[automation bridge] Call failed. "
+ "Object returned DISP_E_UNKNOWNINTERFACE.",nullptr);
+ break;
+ case DISP_E_UNKNOWNLCID:
+ throw RuntimeException("[automation bridge] Call failed. "
+ "Object returned DISP_E_UNKNOWNLCID.",nullptr);
+ break;
+ case DISP_E_PARAMNOTOPTIONAL:
+ throw CannotConvertException("[automation bridge] Call failed."
+ "Object returned DISP_E_PARAMNOTOPTIONAL",
+ static_cast<XInterface*>(static_cast<XWeak*>(this)),
+ TypeClass_UNKNOWN, FailReason::NO_DEFAULT_AVAILABLE, uArgErr);
+ break;
+ default:
+ throw RuntimeException();
+ break;
+ }
+
+ return ret;
+}
+
+void IUnknownWrapper::getFuncDescForInvoke(const OUString & sFuncName,
+ const Sequence<Any> & seqArgs,
+ FUNCDESC** pFuncDesc)
+{
+ int nUnoArgs = seqArgs.getLength();
+ const Any * arArgs = seqArgs.getConstArray();
+ ITypeInfo* pInfo = getTypeInfo();
+
+ //If the last of the positional arguments is a PropertyPutArgument
+ //then obtain the type info for the property put operation.
+
+ //The property value is always the last argument, in a positional argument list
+ //or in a list of named arguments. A PropertyPutArgument is actually a named argument
+ //hence it must not be put in an extra NamedArgument structure
+ if (nUnoArgs > 0 &&
+ arArgs[nUnoArgs - 1].getValueType() == cppu::UnoType<PropertyPutArgument>::get())
+ {
+ // DISPATCH_PROPERTYPUT
+ FuncDesc aDescGet(pInfo);
+ FuncDesc aDescPut(pInfo);
+ VarDesc aVarDesc(pInfo);
+ getPropDesc(sFuncName, & aDescGet, & aDescPut, & aVarDesc);
+ if ( ! aDescPut)
+ {
+ throw IllegalArgumentException(
+ "[automation bridge] The object does not have a writeable property: "
+ + sFuncName, Reference<XInterface>(), 0);
+ }
+ *pFuncDesc = aDescPut.Detach();
+ }
+ else
+ { // DISPATCH_METHOD
+ FuncDesc aFuncDesc(pInfo);
+ getFuncDesc(sFuncName, & aFuncDesc);
+ if ( ! aFuncDesc)
+ {
+ // Fallback: DISPATCH_PROPERTYGET can mostly be called as
+ // DISPATCH_METHOD
+ ITypeInfo * pTypeInfo = getTypeInfo();
+ FuncDesc aDescPut(pTypeInfo);
+ VarDesc aVarDesc(pTypeInfo);
+ getPropDesc(sFuncName, & aFuncDesc, & aDescPut, & aVarDesc);
+ if ( ! aFuncDesc )
+ {
+ throw IllegalArgumentException(
+ "[automation bridge] The object does not have a function"
+ " or readable property \""
+ + sFuncName + "\"", Reference<XInterface>(), 0);
+ }
+ }
+ *pFuncDesc = aFuncDesc.Detach();
+ }
+}
+bool IUnknownWrapper::getDispid(const OUString& sFuncName, DISPID * id)
+{
+ OSL_ASSERT(m_spDispatch);
+ LPOLESTR lpsz = const_cast<LPOLESTR> (o3tl::toW(sFuncName.getStr()));
+ HRESULT hr = m_spDispatch->GetIDsOfNames(IID_NULL, &lpsz, 1, LOCALE_USER_DEFAULT, id);
+ return hr == S_OK;
+}
+void IUnknownWrapper::getFuncDesc(const OUString & sFuncName, FUNCDESC ** pFuncDesc)
+
+{
+ OSL_ASSERT( * pFuncDesc == nullptr);
+ buildComTlbIndex();
+ typedef TLBFuncIndexMap::const_iterator cit;
+ //We assume there is only one entry with the function name. A property
+ //would have two entries.
+ cit itIndex= m_mapComFunc.find(sFuncName);
+ if (itIndex == m_mapComFunc.end())
+ {
+ //try case insensitive with IDispatch::GetIDsOfNames
+ DISPID id;
+ if (getDispid(sFuncName, &id))
+ {
+ CComBSTR memberName;
+ unsigned int pcNames=0;
+ // get the case sensitive name
+ if( SUCCEEDED(getTypeInfo()->GetNames( id, & memberName, 1, &pcNames)))
+ {
+ //get the associated index and add an entry to the map
+ //with the name sFuncName which differs in the casing of the letters to
+ //the actual name as obtained from ITypeInfo
+ OUString sRealName(o3tl::toU(LPCOLESTR(memberName)));
+ cit itOrg = m_mapComFunc.find(sRealName);
+ OSL_ASSERT(itOrg != m_mapComFunc.end());
+ // maybe this is a property, if so we need
+ // to store either both id's ( put/get ) or
+ // just the get. Storing both is more consistent
+ std::pair<cit, cit> pItems = m_mapComFunc.equal_range( sRealName );
+ for ( ;pItems.first != pItems.second; ++pItems.first )
+ m_mapComFunc.insert( TLBFuncIndexMap::value_type ( std::make_pair(sFuncName, pItems.first->second ) ));
+ itIndex =
+ m_mapComFunc.find( sFuncName );
+ }
+ }
+ }
+
+#if OSL_DEBUG_LEVEL >= 1
+ // There must only be one entry if sFuncName represents a function or two
+ // if it is a property
+ std::pair<cit, cit> p = m_mapComFunc.equal_range(sFuncName.toAsciiLowerCase());
+ int numEntries = 0;
+ for ( ;p.first != p.second; p.first ++, numEntries ++);
+ OSL_ASSERT( ! (numEntries > 3) );
+#endif
+ if( itIndex != m_mapComFunc.end())
+ {
+ ITypeInfo* pType= getTypeInfo();
+ FUNCDESC * pDesc = nullptr;
+ if (!SUCCEEDED(pType->GetFuncDesc(itIndex->second, & pDesc)))
+ {
+ throw BridgeRuntimeError("[automation bridge] Could not get "
+ "FUNCDESC for " + sFuncName);
+ }
+ if (pDesc->invkind == INVOKE_FUNC)
+ {
+ (*pFuncDesc) = pDesc;
+ }
+ else
+ {
+ pType->ReleaseFuncDesc(pDesc);
+ }
+ }
+ //else no entry found for sFuncName, pFuncDesc will not be filled in
+}
+
+void IUnknownWrapper::getPropDesc(const OUString & sFuncName, FUNCDESC ** pFuncDescGet,
+ FUNCDESC** pFuncDescPut, VARDESC** pVarDesc)
+{
+ OSL_ASSERT( * pFuncDescGet == nullptr && * pFuncDescPut == nullptr);
+ buildComTlbIndex();
+ typedef TLBFuncIndexMap::const_iterator cit;
+ std::pair<cit, cit> p = m_mapComFunc.equal_range(sFuncName);
+ if (p.first == m_mapComFunc.end())
+ {
+ //try case insensitive with IDispatch::GetIDsOfNames
+ DISPID id;
+ if (getDispid(sFuncName, &id))
+ {
+ CComBSTR memberName;
+ unsigned int pcNames=0;
+ // get the case sensitive name
+ if( SUCCEEDED(getTypeInfo()->GetNames( id, & memberName, 1, &pcNames)))
+ {
+ //As opposed to getFuncDesc, we do not add the value because we would
+ // need to find the get and set description for the property. This would
+ //mean to iterate over all FUNCDESCs again.
+ p = m_mapComFunc.equal_range(OUString(o3tl::toU(LPCOLESTR(memberName))));
+ }
+ }
+ }
+
+ for ( int i = 0 ;p.first != p.second; p.first ++, i ++)
+ {
+ // There are a maximum of two entries, property put and property get
+ OSL_ASSERT( ! (i > 2) );
+ ITypeInfo* pType= getTypeInfo();
+ FUNCDESC * pFuncDesc = nullptr;
+ if (SUCCEEDED( pType->GetFuncDesc(p.first->second, & pFuncDesc)))
+ {
+ if (pFuncDesc->invkind == INVOKE_PROPERTYGET)
+ {
+ (*pFuncDescGet) = pFuncDesc;
+ }
+ else if (pFuncDesc->invkind == INVOKE_PROPERTYPUT ||
+ pFuncDesc->invkind == INVOKE_PROPERTYPUTREF)
+ {
+ //a property can have 3 entries, put, put ref, get
+ // If INVOKE_PROPERTYPUTREF or INVOKE_PROPERTYPUT is used
+ //depends on what is found first.
+ if ( * pFuncDescPut)
+ {
+ //we already have found one
+ pType->ReleaseFuncDesc(pFuncDesc);
+ }
+ else
+ {
+ (*pFuncDescPut) = pFuncDesc;
+ }
+ }
+ else
+ {
+ pType->ReleaseFuncDesc(pFuncDesc);
+ }
+ }
+ //ITypeInfo::GetFuncDesc may even provide a funcdesc for a VARDESC
+ // with invkind = INVOKE_FUNC. Since this function should only return
+ //a value for a real property (XInvokation::hasMethod, ..::hasProperty
+ //we need to make sure that sFuncName represents a real property.
+ VARDESC * pVD = nullptr;
+ if (SUCCEEDED(pType->GetVarDesc(p.first->second, & pVD)))
+ (*pVarDesc) = pVD;
+ }
+ //else no entry for sFuncName, pFuncDesc will not be filled in
+}
+
+VARTYPE IUnknownWrapper::getUserDefinedElementType( ITypeInfo* pTypeInfo, const DWORD nHrefType )
+{
+ VARTYPE _type( VT_NULL );
+ if ( pTypeInfo )
+ {
+ CComPtr<ITypeInfo> spRefInfo;
+ pTypeInfo->GetRefTypeInfo( nHrefType, &spRefInfo.p );
+ if ( spRefInfo )
+ {
+ TypeAttr attr( spRefInfo );
+ spRefInfo->GetTypeAttr( &attr );
+ if ( attr->typekind == TKIND_ENUM )
+ {
+ // We use the type of the first enum value.
+ if ( attr->cVars == 0 )
+ {
+ throw BridgeRuntimeError("[automation bridge] Could not obtain type description");
+ }
+ VarDesc var( spRefInfo );
+ spRefInfo->GetVarDesc( 0, &var );
+ _type = var->lpvarValue->vt;
+ }
+ else if ( attr->typekind == TKIND_INTERFACE )
+ {
+ _type = VT_UNKNOWN;
+ }
+ else if ( attr->typekind == TKIND_DISPATCH )
+ {
+ _type = VT_DISPATCH;
+ }
+ else if ( attr->typekind == TKIND_ALIAS )
+ {
+ // TKIND_ALIAS is a type that is an alias for another type. So get that alias type.
+ _type = getUserDefinedElementType( pTypeInfo, attr->tdescAlias.hreftype );
+ }
+ else
+ {
+ throw BridgeRuntimeError( "[automation bridge] Unhandled user defined type." );
+ }
+ }
+ }
+ return _type;
+}
+
+VARTYPE IUnknownWrapper::getElementTypeDesc(const TYPEDESC *desc)
+{
+ VARTYPE _type( VT_NULL );
+
+ if (desc->vt == VT_PTR)
+ {
+ _type = getElementTypeDesc(desc->lptdesc);
+ _type |= VT_BYREF;
+ }
+ else if (desc->vt == VT_SAFEARRAY)
+ {
+ _type = getElementTypeDesc(desc->lptdesc);
+ _type |= VT_ARRAY;
+ }
+ else if (desc->vt == VT_USERDEFINED)
+ {
+ ITypeInfo* thisInfo = getTypeInfo(); //kept by this instance
+ _type = getUserDefinedElementType( thisInfo, desc->hreftype );
+ }
+ else
+ {
+ _type = desc->vt;
+ }
+ return _type;
+}
+
+void IUnknownWrapper::buildComTlbIndex()
+{
+ if ( ! m_bComTlbIndexInit)
+ {
+ MutexGuard guard(getBridgeMutex());
+ {
+ if ( ! m_bComTlbIndexInit)
+ {
+ OUString sError;
+ ITypeInfo* pType= getTypeInfo();
+ TypeAttr typeAttr(pType);
+ if( SUCCEEDED( pType->GetTypeAttr( &typeAttr)))
+ {
+ for( WORD i= 0; i < typeAttr->cFuncs; i++)
+ {
+ FuncDesc funcDesc(pType);
+ if( SUCCEEDED( pType->GetFuncDesc( i, &funcDesc)))
+ {
+ CComBSTR memberName;
+ unsigned int pcNames=0;
+ if( SUCCEEDED(pType->GetNames( funcDesc->memid, & memberName, 1, &pcNames)))
+ {
+ OUString usName(o3tl::toU(LPCOLESTR(memberName)));
+ m_mapComFunc.emplace(usName, i);
+ }
+ else
+ {
+ sError = "[automation bridge] IUnknownWrapper::buildComTlbIndex, "
+ "ITypeInfo::GetNames failed.";
+ }
+ }
+ else
+ sError = "[automation bridge] IUnknownWrapper::buildComTlbIndex, "
+ "ITypeInfo::GetFuncDesc failed.";
+ }
+
+ //If we create an Object in JScript and a property then it
+ //has VARDESC instead of FUNCDESC
+ for (WORD i = 0; i < typeAttr->cVars; i++)
+ {
+ VarDesc varDesc(pType);
+ if (SUCCEEDED(pType->GetVarDesc(i, & varDesc)))
+ {
+ CComBSTR memberName;
+ unsigned int pcNames = 0;
+ if (SUCCEEDED(pType->GetNames(varDesc->memid, & memberName, 1, &pcNames)))
+ {
+ if (varDesc->varkind == VAR_DISPATCH)
+ {
+ OUString usName(o3tl::toU(LPCOLESTR(memberName)));
+ m_mapComFunc.emplace(usName, i);
+ }
+ }
+ else
+ {
+ sError = "[automation bridge] IUnknownWrapper::buildComTlbIndex, "
+ "ITypeInfo::GetNames failed.";
+ }
+ }
+ else
+ sError = "[automation bridge] IUnknownWrapper::buildComTlbIndex, "
+ "ITypeInfo::GetVarDesc failed.";
+
+ }
+ }
+ else
+ sError = "[automation bridge] IUnknownWrapper::buildComTlbIndex, "
+ "ITypeInfo::GetTypeAttr failed.";
+
+ if (sError.getLength())
+ {
+ throw BridgeRuntimeError(sError);
+ }
+
+ m_bComTlbIndexInit = true;
+ }
+ }
+ }
+}
+
+ITypeInfo* IUnknownWrapper::getTypeInfo()
+{
+ if( !m_spDispatch)
+ {
+ throw BridgeRuntimeError("The object has no IDispatch interface!");
+ }
+
+ if( !m_spTypeInfo )
+ {
+ MutexGuard guard(getBridgeMutex());
+ if( ! m_spTypeInfo)
+ {
+ CComPtr< ITypeInfo > spType;
+ if( !SUCCEEDED( m_spDispatch->GetTypeInfo( 0, LOCALE_USER_DEFAULT, &spType.p)))
+ {
+ throw BridgeRuntimeError("[automation bridge]The dispatch object does not "
+ "support ITypeInfo!");
+ }
+
+ OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
+
+ //If this is a dual interface then TYPEATTR::typekind is usually TKIND_INTERFACE
+ //We need to get the type description for TKIND_DISPATCH
+ TypeAttr typeAttr(spType.p);
+ if( SUCCEEDED(spType->GetTypeAttr( &typeAttr)))
+ {
+ if (typeAttr->typekind == TKIND_INTERFACE &&
+ typeAttr->wTypeFlags & TYPEFLAG_FDUAL)
+ {
+ HREFTYPE refDispatch;
+ if (!SUCCEEDED(spType->GetRefTypeOfImplType(::sal::static_int_cast< UINT, int >( -1 ), &refDispatch)))
+ {
+ throw BridgeRuntimeError(
+ "[automation bridge] Could not obtain type information "
+ "for dispatch interface." );
+ }
+ CComPtr<ITypeInfo> spTypeDisp;
+ if (SUCCEEDED(spType->GetRefTypeInfo(refDispatch, & spTypeDisp)))
+ m_spTypeInfo= spTypeDisp;
+ }
+ else if (typeAttr->typekind == TKIND_DISPATCH)
+ {
+ m_spTypeInfo= spType;
+ }
+ else
+ {
+ throw BridgeRuntimeError(
+ "[automation bridge] Automation object does not "
+ "provide type information.");
+ }
+ }
+ }
+ }
+ return m_spTypeInfo;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */