xmloff/source/forms/elementimport.cxx |   80 +++++++++++++++++++---
 xmloff/source/forms/elementimport.hxx |  121 +++++-----------------------------
 2 files changed, 89 insertions(+), 112 deletions(-)

New commits:
commit 7e4463db510fe7faa15e4f5ad3394aa0abf52b66
Author:     Noel Grandin <noel.gran...@collabora.co.uk>
AuthorDate: Thu Apr 30 09:53:49 2020 +0200
Commit:     Noel Grandin <noel.gran...@collabora.co.uk>
CommitDate: Thu Apr 30 10:32:42 2020 +0200

    expand out OContainerImport template
    
    to make the logic easier to follow, and to make it possible to convert
    this to fast-parser APIs
    
    Change-Id: I48921c3cd84b45f56ff943060f2d9c8e4882d051
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/93193
    Tested-by: Jenkins
    Reviewed-by: Noel Grandin <noel.gran...@collabora.co.uk>

diff --git a/xmloff/source/forms/elementimport.cxx 
b/xmloff/source/forms/elementimport.cxx
index 25824d8e08c6..8693cc355bf1 100644
--- a/xmloff/source/forms/elementimport.cxx
+++ b/xmloff/source/forms/elementimport.cxx
@@ -1836,20 +1836,62 @@ namespace xmloff
     OGridImport::OGridImport(OFormLayerXMLImport_Impl& _rImport, 
IEventAttacherManager& _rEventManager, sal_uInt16 _nPrefix, const OUString& 
_rName,
             const Reference< XNameContainer >& _rxParentContainer,
             OControlElement::ElementType _eType)
-        :OGridImport_Base(_rImport, _rEventManager, _nPrefix, _rName, 
_rxParentContainer, "column")
+        :OControlImport(_rImport, _rEventManager, _nPrefix, _rName, 
_rxParentContainer)
     {
         setElementType(_eType);
     }
 
-    SvXMLImportContext* OGridImport::implCreateControlWrapper(sal_uInt16 
_nPrefix, const OUString& _rLocalName)
+    SvXMLImportContextRef OGridImport::CreateChildContext(
+        sal_uInt16 _nPrefix, const OUString& _rLocalName,
+        const css::uno::Reference< css::xml::sax::XAttributeList >& 
_rxAttrList)
+    {
+        // maybe it's a sub control
+        if (_rLocalName == "column")
+        {
+            if (m_xMeAsContainer.is())
+                return new OColumnWrapperImport(m_rFormImport, *this, 
_nPrefix, _rLocalName, m_xMeAsContainer);
+            else
+            {
+                OSL_FAIL("OGridImport::CreateChildContext: don't have an 
element!");
+                return nullptr;
+            }
+        }
+
+        return OControlImport::CreateChildContext(_nPrefix, _rLocalName, 
_rxAttrList);
+    }
+
+    void OGridImport::EndElement()
+    {
+        OControlImport::EndElement();
+
+        // now that we have all children, attach the events
+        css::uno::Reference< css::container::XIndexAccess > 
xIndexContainer(m_xMeAsContainer, css::uno::UNO_QUERY);
+        if (xIndexContainer.is())
+            ODefaultEventAttacherManager::setEvents(xIndexContainer);
+    }
+
+    css::uno::Reference< css::beans::XPropertySet > 
OGridImport::createElement()
     {
-        return new OColumnWrapperImport(m_rFormImport, *this, _nPrefix, 
_rLocalName, m_xMeAsContainer);
+        // let the base class create the object
+        css::uno::Reference< css::beans::XPropertySet > xReturn = 
OControlImport::createElement();
+        if (!xReturn.is())
+            return xReturn;
+
+        // ensure that the object is a XNameContainer (we strongly need this 
for inserting child elements)
+        m_xMeAsContainer.set(xReturn, css::uno::UNO_QUERY);
+        if (!m_xMeAsContainer.is())
+        {
+            OSL_FAIL("OContainerImport::createElement: invalid element (no 
XNameContainer) created!");
+            xReturn.clear();
+        }
+
+        return xReturn;
     }
 
     //= OFormImport
     OFormImport::OFormImport(OFormLayerXMLImport_Impl& _rImport, 
IEventAttacherManager& _rEventManager, sal_uInt16 _nPrefix, const OUString& 
_rName,
             const Reference< XNameContainer >& _rxParentContainer)
-        :OFormImport_Base(_rImport, _rEventManager, _nPrefix, _rName, 
_rxParentContainer, "control")
+        :OElementImport(_rImport, _rEventManager, _nPrefix, _rName, 
_rxParentContainer)
     {
         enableTrackAttributes();
     }
@@ -1875,7 +1917,7 @@ namespace xmloff
     void OFormImport::StartElement(const Reference< XAttributeList >& 
_rxAttrList)
     {
         m_rFormImport.enterEventContext();
-        OFormImport_Base::StartElement(_rxAttrList);
+        OElementImport::StartElement(_rxAttrList);
 
         // handle the target-frame attribute
         
simulateDefaultedAttribute(OAttributeMetaData::getCommonControlAttributeName(CCAFlags::TargetFrame),
 PROPERTY_TARGETFRAME, "_blank");
@@ -1883,14 +1925,32 @@ namespace xmloff
 
     void OFormImport::EndElement()
     {
-        OFormImport_Base::EndElement();
+        OElementImport::EndElement();
+
+        // now that we have all children, attach the events
+        css::uno::Reference< css::container::XIndexAccess > 
xIndexContainer(m_xMeAsContainer, css::uno::UNO_QUERY);
+        if (xIndexContainer.is())
+            ODefaultEventAttacherManager::setEvents(xIndexContainer);
+
         m_rFormImport.leaveEventContext();
     }
 
-    SvXMLImportContext* OFormImport::implCreateControlWrapper(sal_uInt16 
_nPrefix, const OUString& _rLocalName)
+    css::uno::Reference< css::beans::XPropertySet > 
OFormImport::createElement()
     {
-        OSL_ENSURE( false, "illegal call to 
OFormImport::implCreateControlWrapper" );
-        return new SvXMLImportContext(GetImport(), _nPrefix, _rLocalName );
+        // let the base class create the object
+        css::uno::Reference< css::beans::XPropertySet > xReturn = 
OElementImport::createElement();
+        if (!xReturn.is())
+            return xReturn;
+
+        // ensure that the object is a XNameContainer (we strongly need this 
for inserting child elements)
+        m_xMeAsContainer.set(xReturn, css::uno::UNO_QUERY);
+        if (!m_xMeAsContainer.is())
+        {
+            OSL_FAIL("OContainerImport::createElement: invalid element (no 
XNameContainer) created!");
+            xReturn.clear();
+        }
+
+        return xReturn;
     }
 
     bool OFormImport::handleAttribute(sal_uInt16 _nNamespaceKey, const 
OUString& _rLocalName, const OUString& _rValue)
@@ -1911,7 +1971,7 @@ namespace xmloff
             return true;
         }
 
-        return OFormImport_Base::handleAttribute(_nNamespaceKey, _rLocalName, 
_rValue);
+        return OElementImport::handleAttribute(_nNamespaceKey, _rLocalName, 
_rValue);
     }
 
     void OFormImport::implTranslateStringListProperty(const OUString& 
_rPropertyName, const OUString& _rValue)
diff --git a/xmloff/source/forms/elementimport.hxx 
b/xmloff/source/forms/elementimport.hxx
index b0e8f3ce1407..a33993213443 100644
--- a/xmloff/source/forms/elementimport.hxx
+++ b/xmloff/source/forms/elementimport.hxx
@@ -549,42 +549,6 @@ namespace xmloff
             const css::uno::Reference< css::xml::sax::XAttributeList >& 
_rxAttrList) override;
     };
 
-    //= OContainerImport
-    // BASE must be a derivee of OElementImport
-    template <class BASE>
-    class OContainerImport
-                :public BASE
-                ,public ODefaultEventAttacherManager
-    {
-    protected:
-        css::uno::Reference< css::container::XNameContainer >
-                        m_xMeAsContainer;
-        OUString m_sWrapperElementName;
-
-    protected:
-        OContainerImport(OFormLayerXMLImport_Impl& _rImport, 
IEventAttacherManager& _rEventManager, sal_uInt16 _nPrefix, const OUString& 
_rName,
-                const css::uno::Reference< css::container::XNameContainer >& 
_rxParentContainer,
-                const char* _pWrapperElementName)
-            :BASE(_rImport, _rEventManager, _nPrefix, _rName, 
_rxParentContainer)
-            
,m_sWrapperElementName(OUString::createFromAscii(_pWrapperElementName))
-        {
-        }
-
-        // SvXMLImportContext overridables
-        virtual SvXMLImportContextRef CreateChildContext(
-            sal_uInt16 _nPrefix, const OUString& _rLocalName,
-            const css::uno::Reference< css::xml::sax::XAttributeList >& 
_rxAttrList) override;
-        virtual void EndElement() override;
-
-    protected:
-        // OElementImport overridables
-        virtual css::uno::Reference< css::beans::XPropertySet >
-                        createElement() override;
-
-        // create the child context for the given control type
-        virtual SvXMLImportContext* implCreateControlWrapper(
-            sal_uInt16 _nPrefix, const OUString& _rLocalName) = 0;
-    };
 
     //= OColumnImport
     /** helper class importing a single grid column (without the 
&lt;form:column&gt; element wrapping
@@ -635,11 +599,9 @@ namespace xmloff
             OControlElement::ElementType _eType);
     };
 
-    //= OGridImport
-    typedef OContainerImport< OControlImport >  OGridImport_Base;
     /** helper class importing a single &lt;form:grid&gt; element
     */
-    class OGridImport : public OGridImport_Base
+    class OGridImport : public OControlImport, public 
ODefaultEventAttacherManager
     {
     public:
         OGridImport(
@@ -647,17 +609,22 @@ namespace xmloff
             const css::uno::Reference< css::container::XNameContainer >& 
_rxParentContainer,
             OControlElement::ElementType _eType);
 
-    protected:
-        // OContainerImport overridables
-        virtual SvXMLImportContext* implCreateControlWrapper(
-            sal_uInt16 _nPrefix, const OUString& _rLocalName) override;
+        // SvXMLImportContext overridables
+        virtual SvXMLImportContextRef CreateChildContext(
+            sal_uInt16 _nPrefix, const OUString& _rLocalName,
+            const css::uno::Reference< css::xml::sax::XAttributeList >& 
_rxAttrList) override;
+        virtual void EndElement() override;
+
+    private:
+        // OElementImport overridables
+        virtual css::uno::Reference< css::beans::XPropertySet > 
createElement() override;
+
+        css::uno::Reference< css::container::XNameContainer >  
m_xMeAsContainer;
     };
 
-    //= OFormImport
-    typedef OContainerImport< OElementImport >  OFormImport_Base;
     /** helper class importing a single &lt;form:form&gt; element
     */
-    class OFormImport : public OFormImport_Base
+    class OFormImport : public OElementImport, public 
ODefaultEventAttacherManager
     {
     public:
         OFormImport(
@@ -674,21 +641,23 @@ namespace xmloff
             const css::uno::Reference< css::xml::sax::XAttributeList >& 
_rxAttrList) override;
         virtual void    EndElement() override;
 
-        // OContainerImport overridables
-        virtual SvXMLImportContext* implCreateControlWrapper(
-            sal_uInt16 _nPrefix, const OUString& _rLocalName) override;
-
         // OPropertyImport overridables
         virtual bool    handleAttribute(sal_uInt16 _nNamespaceKey,
             const OUString& _rLocalName,
             const OUString& _rValue) override;
 
+        // OElementImport overridables
+        virtual css::uno::Reference< css::beans::XPropertySet >
+                        createElement() override;
+
         OControlImport* implCreateChildContext(
                 sal_uInt16 _nPrefix, const OUString& _rLocalName,
                 OControlElement::ElementType _eType );
 
         virtual OUString determineDefaultServiceName() const override;
         void implTranslateStringListProperty(const OUString& _rPropertyName, 
const OUString& _rValue);
+
+        css::uno::Reference< css::container::XNameContainer > m_xMeAsContainer;
     };
 
     //= OXMLDataSourceImport
@@ -702,58 +671,6 @@ namespace xmloff
                     ,const css::uno::Reference< css::beans::XPropertySet >& 
_xElement);
     };
 
-    //= OContainerImport
-    template <class BASE>
-    inline SvXMLImportContextRef OContainerImport< BASE >::CreateChildContext(
-        sal_uInt16 _nPrefix, const OUString& _rLocalName,
-        const css::uno::Reference< css::xml::sax::XAttributeList >& 
_rxAttrList)
-    {
-        // maybe it's a sub control
-        if (_rLocalName == m_sWrapperElementName)
-        {
-            if (m_xMeAsContainer.is())
-                return implCreateControlWrapper(_nPrefix, _rLocalName);
-            else
-            {
-                OSL_FAIL("OContainerImport::CreateChildContext: don't have an 
element!");
-                return nullptr;
-            }
-        }
-
-        return BASE::CreateChildContext(_nPrefix, _rLocalName, _rxAttrList);
-    }
-
-    template <class BASE>
-    inline css::uno::Reference< css::beans::XPropertySet >
-        OContainerImport< BASE >::createElement()
-    {
-        // let the base class create the object
-        css::uno::Reference< css::beans::XPropertySet > xReturn = 
BASE::createElement();
-        if (!xReturn.is())
-            return xReturn;
-
-        // ensure that the object is a XNameContainer (we strongly need this 
for inserting child elements)
-        m_xMeAsContainer.set(xReturn, css::uno::UNO_QUERY);
-        if (!m_xMeAsContainer.is())
-        {
-            OSL_FAIL("OContainerImport::createElement: invalid element (no 
XNameContainer) created!");
-            xReturn.clear();
-        }
-
-        return xReturn;
-    }
-
-    template <class BASE>
-    inline void OContainerImport< BASE >::EndElement()
-    {
-        BASE::EndElement();
-
-        // now that we have all children, attach the events
-        css::uno::Reference< css::container::XIndexAccess > 
xIndexContainer(m_xMeAsContainer, css::uno::UNO_QUERY);
-        if (xIndexContainer.is())
-            ODefaultEventAttacherManager::setEvents(xIndexContainer);
-    }
-
     //= OColumnImport
     template <class BASE>
     OColumnImport< BASE >::OColumnImport(OFormLayerXMLImport_Impl& _rImport, 
IEventAttacherManager& _rEventManager, sal_uInt16 _nPrefix, const OUString& 
_rName,
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