Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 174 insertions, 0 deletions

diff --git a/connectivity/source/inc/ado/Aolewrap.hxx b/connectivity/source/inc/ado/Aolewrap.hxx
new file mode 100644
index 000000000..9d402fcf2
--- /dev/null
+++ b/connectivity/source/inc/ado/Aolewrap.hxx
@@ -0,0 +1,174 @@
+/* -*- 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 .
+ */
+#pragma once
+
+#include <osl/diagnose.h>
+#include <osl/thread.h>
+#include <systools/win32/comtools.hxx>
+
+#include <map>
+#include <vector>
+
+#include "Aolevariant.hxx"
+
+namespace rtl
+{
+    class OUString;
+}
+namespace connectivity::ado
+{
+        // Template class WpOLEBase<class T>
+        // ==================================
+        //
+        // Objects of this class contain a pointer to an interface of the type T.
+
+        template<class T> class WpOLEBase
+        {
+        protected:
+            sal::systools::COMReference<T> pInterface;
+
+        public:
+            WpOLEBase(T* pInt = nullptr) : pInterface(pInt){}
+
+            WpOLEBase(const WpOLEBase<T>& aWrapper)
+                : pInterface( aWrapper.pInterface )
+            {
+            }
+
+            //inline
+            WpOLEBase<T>& operator=(const WpOLEBase<T>& rhs)
+            {
+                pInterface = rhs.pInterface;
+                return *this;
+            };
+
+            operator T*() const { return pInterface.get(); }
+            T** operator&() { return &pInterface; }
+            bool IsValid() const { return pInterface.is(); }
+            void set(T* p) { pInterface = p; }
+            void clear() { pInterface.clear(); }
+        };
+
+
+        // Template class WpOLECollection<class Ts, class WrapT>
+        // ===============================================================
+        //
+        // This class (derived from WpOLEBase<Ts>), abstracts away the properties
+        // common to DAO collections:
+        //
+        // They are accessed via an interface Ts (e.g. DAOFields) and can return
+        // Items of the type wrapped by WrapT (actually: with the interface, e.g.
+        // DAOField) via get_Item (here GetItem).
+        //
+        // This wrapper class exposes an object of the class WrapT.
+
+        template<class Ts, class WrapT> class WpOLECollection : public WpOLEBase<Ts>
+        {
+        public:
+            using WpOLEBase<Ts>::pInterface;
+            using WpOLEBase<Ts>::IsValid;
+            // Ctors, operator=
+            // They only call the superclass
+            WpOLECollection() = default;
+            WpOLECollection(const WpOLECollection& rhs) : WpOLEBase<Ts>(rhs) {}
+            WpOLECollection& operator=(const WpOLECollection& rhs)
+                {WpOLEBase<Ts>::operator=(rhs); return *this;};
+
+
+            void Refresh(){pInterface->Refresh();}
+
+            sal_Int32 GetItemCount() const
+            {
+                sal_Int32 nCount = 0;
+                return pInterface ? (SUCCEEDED(pInterface->get_Count(&nCount)) ? nCount : sal_Int32(0)) : sal_Int32(0);
+            }
+
+            WrapT GetItem(sal_Int32 index) const
+            {
+                OSL_ENSURE(index >= 0 && index<GetItemCount(),"Wrong index for field!");
+                WrapT aRet;
+                pInterface->get_Item(OLEVariant(index), &aRet);
+                return aRet;
+            }
+
+            WrapT GetItem(const OLEVariant& index) const
+            {
+                WrapT aRet;
+                pInterface->get_Item(index, &aRet);
+                return aRet;
+            }
+
+            WrapT GetItem(const OUString& sStr) const
+            {
+                WrapT aRet;
+                if (FAILED(pInterface->get_Item(OLEVariant(sStr), &aRet)))
+                {
+#if OSL_DEBUG_LEVEL > 0
+                    OString sTemp("Unknown Item: " + OString(sStr.getStr(),sStr.getLength(),osl_getThreadTextEncoding()));
+                    OSL_FAIL(sTemp.getStr());
+#endif
+                }
+                return aRet;
+            }
+            void fillElementNames(::std::vector< OUString>& _rVector)
+            {
+                if(IsValid())
+                {
+                    Refresh();
+                    sal_Int32 nCount = GetItemCount();
+                    _rVector.reserve(nCount);
+                    for(sal_Int32 i=0;i< nCount;++i)
+                    {
+                        WrapT aElement = GetItem(i);
+                        if(aElement.IsValid())
+                            _rVector.push_back(aElement.get_Name());
+                    }
+                }
+            }
+        };
+
+        template<class Ts, class WrapT> class WpOLEAppendCollection:
+                public WpOLECollection<Ts,WrapT>
+        {
+
+        public:
+            // Ctors, operator=
+            // They only call the superclass
+            using WpOLEBase<Ts>::pInterface;
+            WpOLEAppendCollection() = default;
+            WpOLEAppendCollection(const WpOLEAppendCollection& rhs) : WpOLECollection<Ts, WrapT>(rhs) {}
+            WpOLEAppendCollection& operator=(const WpOLEAppendCollection& rhs)
+                {WpOLEBase<Ts>::operator=(rhs); return *this;};
+
+
+            bool Append(const WrapT& aWrapT)
+            {
+                return SUCCEEDED(pInterface->Append(OLEVariant(aWrapT)));
+            };
+
+            bool Delete(const OUString& sName)
+            {
+                return SUCCEEDED(pInterface->Delete(OLEVariant(sName)));
+            };
+
+
+        };
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */