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, 506 insertions, 0 deletions

diff --git a/include/dbaccess/genericcontroller.hxx b/include/dbaccess/genericcontroller.hxx
new file mode 100644
index 000000000..50b939791
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+++ b/include/dbaccess/genericcontroller.hxx
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+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_DBACCESS_GENERICCONTROLLER_HXX
+#define INCLUDED_DBACCESS_GENERICCONTROLLER_HXX
+
+#include <sal/config.h>
+
+#include <deque>
+#include <map>
+#include <memory>
+#include <vector>
+
+#include <optional>
+
+#include <com/sun/star/awt/XUserInputInterception.hpp>
+#include <com/sun/star/frame/CommandGroup.hpp>
+#include <com/sun/star/frame/DispatchInformation.hpp>
+#include <com/sun/star/frame/XController2.hpp>
+#include <com/sun/star/frame/XDispatch.hpp>
+#include <com/sun/star/frame/XDispatchInformationProvider.hpp>
+#include <com/sun/star/frame/XDispatchProviderInterceptor.hpp>
+#include <com/sun/star/frame/XLayoutManager.hpp>
+#include <com/sun/star/frame/XTitle.hpp>
+#include <com/sun/star/frame/XTitleChangeBroadcaster.hpp>
+#include <com/sun/star/lang/EventObject.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/uno/Any.hxx>
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/util/URL.hpp>
+#include <com/sun/star/util/XModifyListener.hpp>
+#include <comphelper/sharedmutex.hxx>
+#include <comphelper/namedvaluecollection.hxx>
+#include <connectivity/dbexception.hxx>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/interfacecontainer.h>
+#include <dbaccess/AsynchronousLink.hxx>
+#include <dbaccess/controllerframe.hxx>
+#include <dbaccess/dbaccessdllapi.h>
+#include <dbaccess/IController.hxx>
+#include <osl/mutex.hxx>
+#include <rtl/ustring.hxx>
+#include <sal/types.h>
+#include <tools/link.hxx>
+#include <vcl/vclptr.hxx>
+
+namespace com::sun::star {
+    namespace awt { class XKeyHandler; }
+    namespace awt { class XMouseClickHandler; }
+    namespace awt { class XWindow; }
+    namespace beans { struct PropertyValue; }
+    namespace frame { class XController; }
+    namespace frame { class XDispatchProvider; }
+    namespace frame { class XFrame; }
+    namespace frame { class XFrameActionListener; }
+    namespace frame { class XModel; }
+    namespace frame { class XStatusListener; }
+    namespace frame { class XTitleChangeListener; }
+    namespace frame { struct DispatchDescriptor; }
+    namespace frame { struct FrameActionEvent; }
+    namespace lang { class XEventListener; }
+    namespace sdb { class XDatabaseContext; }
+    namespace sdbc { class XConnection; }
+    namespace sdbc { class XDataSource; }
+    namespace ui { class XSidebarProvider; }
+    namespace uno { class XComponentContext; }
+    namespace util { class XURLTransformer; }
+}
+
+namespace vcl { class Window; }
+namespace weld { class Window; }
+class NotifyEvent;
+
+namespace dbaui
+{
+    class ODataView;
+
+    template< typename T >
+    inline bool SAL_CALL operator >>= (const css::uno::Any& _any, std::optional< T >& _value)
+    {
+        _value.reset();  // de-init the optional value
+
+        T directValue = T();
+        if ( _any >>= directValue )
+            _value = directValue;
+
+        return !!_value;
+    }
+
+
+    // = FeatureState
+
+    /** describes the state of a feature
+
+        In opposite to the FeatureStateEvent in css.frame, this one allows for multiple states to be specified at once.
+        With this, you can for instance specify that a toolbox item is checked, and has a certain title, at the same
+        time.
+    */
+    struct FeatureState
+    {
+        bool                        bEnabled;
+
+        std::optional<bool> bChecked;
+        std::optional<bool> bInvisible;
+        css::uno::Any               aValue;
+        std::optional<OUString> sTitle;
+
+        FeatureState() : bEnabled(false) { }
+    };
+
+
+    // = helper
+
+
+    struct ControllerFeature : public css::frame::DispatchInformation
+    {
+        sal_uInt16 nFeatureId;
+    };
+
+
+    typedef ::std::map  <   OUString
+                        ,   ControllerFeature
+                        ,   ::std::less< OUString >
+                        >   SupportedFeatures;
+
+
+    class CompareFeatureById
+    {
+        const sal_Int32 m_nId;
+    public:
+        CompareFeatureById(sal_Int32 _nId) : m_nId(_nId)
+        {}
+
+        bool operator()( const SupportedFeatures::value_type& _aType ) const
+        {
+            return m_nId == _aType.second.nFeatureId;
+        }
+    };
+
+
+    struct FeatureListener
+    {
+        css::uno::Reference< css::frame::XStatusListener >
+                    xListener;
+        sal_Int32   nId;
+        bool        bForceBroadcast;
+    };
+
+
+    class FindFeatureListener
+    {
+        const css::uno::Reference< css::frame::XStatusListener >& m_xListener;
+    public:
+        FindFeatureListener(const css::uno::Reference< css::frame::XStatusListener >& _xListener)
+            : m_xListener(_xListener)
+        {}
+
+        bool operator()( const FeatureListener& lhs ) const
+        {
+            return lhs.xListener == m_xListener;
+        }
+    };
+
+
+    typedef ::comphelper::SharedMutexBase   OGenericUnoController_MBASE;
+
+    typedef ::cppu::WeakComponentImplHelper<   css::frame::XDispatch
+                                           ,   css::frame::XDispatchProviderInterceptor
+                                           ,   css::util::XModifyListener
+                                           ,   css::frame::XFrameActionListener
+                                           ,   css::lang::XInitialization
+                                           ,   css::lang::XServiceInfo
+                                           ,   css::frame::XDispatchInformationProvider
+                                           ,   css::frame::XController2
+                                           ,   css::frame::XTitle
+                                           ,   css::frame::XTitleChangeBroadcaster
+                                           ,   css::awt::XUserInputInterception
+                                           >   OGenericUnoController_Base;
+
+    struct OGenericUnoController_Data;
+
+    class DBACCESS_DLLPUBLIC OGenericUnoController
+                                :public OGenericUnoController_MBASE
+                                ,public OGenericUnoController_Base
+                                ,public IController
+    {
+    private:
+        SupportedFeatures               m_aSupportedFeatures;
+        ::comphelper::NamedValueCollection
+                                        m_aInitParameters;
+
+        ::std::unique_ptr< OGenericUnoController_Data >
+                                        m_pData;
+        VclPtr<ODataView>               m_pView;                // our (VCL) "main window"
+
+#ifdef DBG_UTIL
+        bool                            m_bDescribingSupportedFeatures;
+#endif
+
+    protected:
+
+        // attributes
+        struct DispatchTarget
+        {
+            css::util::URL                                        aURL;
+            css::uno::Reference< css::frame::XStatusListener >    xListener;
+
+            DispatchTarget(const css::util::URL& rURL, const css::uno::Reference< css::frame::XStatusListener >& rRef) : aURL(rURL), xListener(rRef) { }
+        };
+
+        typedef std::map<sal_uInt16, FeatureState> StateCache;
+        typedef std::vector<DispatchTarget> Dispatch;
+
+        ::std::deque< FeatureListener >
+                                m_aFeaturesToInvalidate;
+
+        ::osl::Mutex            m_aFeatureMutex;        // locked when features are append to or remove from deque
+        StateCache              m_aStateCache;          // save the current status of feature state
+        Dispatch                m_arrStatusListener;    // all our listeners where we dispatch status changes
+        OAsynchronousLink       m_aAsyncInvalidateAll;
+        OAsynchronousLink       m_aAsyncCloseTask;      // called when a task should be closed
+
+        css::uno::Reference< css::util::XURLTransformer >         m_xUrlTransformer;      // needed sometimes
+        css::uno::Reference< css::uno::XComponentContext >        m_xContext;
+        ControllerFrame                                                                     m_aCurrentFrame;
+        css::uno::Reference< css::frame::XDispatchProvider >      m_xSlaveDispatcher;     // for intercepting dispatches
+        css::uno::Reference< css::frame::XDispatchProvider >      m_xMasterDispatcher;    // ditto
+        css::uno::Reference< css::sdb::XDatabaseContext >         m_xDatabaseContext;
+        css::uno::Reference< css::frame::XTitle >                 m_xTitleHelper;
+
+        bool                    m_bPreview;
+        bool                    m_bReadOnly;
+
+        bool                    m_bCurrentlyModified : 1;
+        bool                    m_bExternalTitle : 1;
+
+
+        // attribute access
+        using OGenericUnoController_MBASE::getMutex;
+        ::cppu::OBroadcastHelper&   getBroadcastHelper()        { return OGenericUnoController_Base::rBHelper; }
+
+
+        // methods
+        OGenericUnoController( const css::uno::Reference< css::uno::XComponentContext >& _rM );
+        OGenericUnoController() = delete;
+        const ::comphelper::NamedValueCollection&
+                                    getInitParams() const   { return m_aInitParameters; }
+
+        // closes the task when possible
+        void closeTask();
+
+        // if getMenu returns a non empty string than this will be dispatched at the frame
+        virtual void            loadMenu(const css::uno::Reference< css::frame::XFrame >& _xFrame);
+
+        /** called when our menu has been loaded into our frame, can be used to load sub toolbars
+
+            @param _xLayoutManager
+                The layout manager.
+        */
+        virtual void            onLoadedMenu(const css::uno::Reference< css::frame::XLayoutManager >& _xLayoutManager);
+
+        // all the features which should be handled by this class
+        virtual void            describeSupportedFeatures();
+
+        // state of a feature. 'feature' may be the handle of a css::util::URL somebody requested a dispatch interface for OR a toolbar slot.
+        virtual FeatureState    GetState(sal_uInt16 nId) const;
+        // execute a feature
+        virtual void            Execute(sal_uInt16 nId , const css::uno::Sequence< css::beans::PropertyValue>& aArgs);
+
+        /** describes a feature supported by the controller
+
+            Must not be called outside <member>describeSupportedFeatures</member>.
+
+            @param _rCommandURL
+                the URL of the feature command
+            @param _nFeatureId
+                the id of the feature. Later references to this feature usually happen by id, not by
+                URL
+            @param _nCommandGroup
+                the command group of the feature. This is important for configuring the controller UI
+                by the user, see also <type scope="css::frame">CommandGroup</type>.
+        */
+        void    implDescribeSupportedFeature(
+                    const OUString& _rCommandURL,
+                    sal_uInt16 _nFeatureId,
+                    sal_Int16 _nCommandGroup = css::frame::CommandGroup::INTERNAL
+                );
+
+        /** returns <TRUE/> if the feature is supported, otherwise <FALSE/>
+            @param  _nId
+                The ID of the feature.
+        */
+        bool isFeatureSupported( sal_Int32 _nId );
+
+        // gets the URL which the given id is assigned to
+        css::util::URL getURLForId(sal_Int32 _nId) const;
+
+        /** determines whether the given feature ID denotes a user-defined feature
+
+            @see IController::registerCommandURL
+        */
+        static bool isUserDefinedFeature( const sal_uInt16 nFeatureId );
+
+        /** determines whether the given feature URL denotes a user-defined feature
+
+            @see IController::registerCommandURL
+        */
+        bool    isUserDefinedFeature( const OUString& _rFeatureURL ) const;
+
+        // connect to a datasource
+        css::uno::Reference< css::sdbc::XConnection > connect(
+            const css::uno::Reference< css::sdbc::XDataSource>& _xDataSource
+        );
+
+        // connect to a datasource
+        css::uno::Reference< css::sdbc::XConnection > connect(
+            const OUString& _rsDataSourceName,
+            const OUString& _rContextInformation,
+            ::dbtools::SQLExceptionInfo* _pErrorInfo
+        );
+
+        void startConnectionListening(const css::uno::Reference< css::sdbc::XConnection >& _rxConnection);
+        void stopConnectionListening(const css::uno::Reference< css::sdbc::XConnection >& _rxConnection);
+
+        /** return the container window of the top most frame
+            @return
+                The top most container window, nmay be <NULL/>.
+        */
+        css::uno::Reference< css::awt::XWindow> getTopMostContainerWindow() const;
+
+        // XInitialize will be called inside initialize
+        virtual void impl_initialize();
+
+        virtual OUString getPrivateTitle() const { return OUString(); }
+
+        css::uno::Reference< css::frame::XTitle > impl_getTitleHelper_throw(bool bCreateIfNecessary = true);
+        virtual css::uno::Reference< css::frame::XModel > getPrivateModel() const
+        {
+            return css::uno::Reference< css::frame::XModel >();
+        }
+
+        virtual void    startFrameListening( const css::uno::Reference< css::frame::XFrame >& _rxFrame );
+        virtual void    stopFrameListening( const css::uno::Reference< css::frame::XFrame >& _rxFrame );
+
+        void releaseNumberForComponent();
+
+        virtual ~OGenericUnoController() override;
+
+    private:
+        void fillSupportedFeatures();
+
+        void InvalidateAll_Impl();
+        void InvalidateFeature_Impl();
+
+        void ImplInvalidateFeature( sal_Int32 _nId, const css::uno::Reference< css::frame::XStatusListener >& _xListener, bool _bForceBroadcast );
+
+        void ImplBroadcastFeatureState(const OUString& _rFeature, const css::uno::Reference< css::frame::XStatusListener > & xListener, bool _bIgnoreCache);
+
+        // link methods
+        DECL_DLLPRIVATE_LINK(OnAsyncInvalidateAll, void*, void);
+        DECL_DLLPRIVATE_LINK(OnAsyncCloseTask, void*, void);
+
+    public:
+        const css::uno::Reference< css::uno::XComponentContext >& getORB() const { return m_xContext; }
+        ODataView*  getView() const { return m_pView; }
+        weld::Window* getFrameWeld() const;
+        void        setView( const VclPtr<ODataView>& i_rView );
+        void        clearView();
+        // shows an error box if the SQLExceptionInfo is valid
+        void showError(const ::dbtools::SQLExceptionInfo& _rInfo);
+
+        // if there is a css::util::URL translation for the id
+        // ('handle') then if xListener is NULL the change will be forwarded
+        // to all listeners to the given css::util::URL
+        // if there is a toolbar slot with the given id it is updated (the new state is determined via GetState)
+        // if _bForceBroadcast is sal_True, the current feature state is broadcasted no matter if it is the same as the cached state
+        void InvalidateFeature(sal_uInt16 nId, const css::uno::Reference< css::frame::XStatusListener > & xListener = nullptr, bool _bForceBroadcast = false);
+
+        /** InvalidateAll invalidates all features currently known
+        */
+        void InvalidateAll();
+        // late construction
+        virtual bool Construct(vcl::Window* pParent);
+
+        /** get the layout manager
+            @param  _xFrame
+                The frame to ask for the layout manager.
+            @return
+                The layout manager of the frame, can be <NULL/> if the frame isn't initialized.
+        */
+        static css::uno::Reference< css::frame::XLayoutManager > getLayoutManager(const css::uno::Reference< css::frame::XFrame >& _xFrame);
+
+        // IController
+        virtual void executeUnChecked(const css::util::URL& _rCommand, const css::uno::Sequence< css::beans::PropertyValue>& aArgs) override;
+        virtual void executeChecked(const css::util::URL& _rCommand, const css::uno::Sequence< css::beans::PropertyValue>& aArgs) override;
+        virtual void executeUnChecked(sal_uInt16 _nCommandId, const css::uno::Sequence< css::beans::PropertyValue>& aArgs) override;
+        virtual void executeChecked(sal_uInt16 _nCommandId, const css::uno::Sequence< css::beans::PropertyValue>& aArgs) override;
+        virtual bool isCommandEnabled(sal_uInt16 _nCommandId) const override;
+        virtual bool isCommandEnabled(const OUString& _rCompleteCommandURL) const override;
+        virtual bool isDataSourceReadOnly() const override;
+        virtual css::uno::Reference< css::frame::XController > getXController() override;
+        virtual bool interceptUserInput( const NotifyEvent& _rEvent ) override;
+
+        // misc
+        bool isCommandChecked(sal_uInt16 _nCommandId) const;
+
+        // css::lang::XEventListener
+        virtual void SAL_CALL disposing(const css::lang::EventObject& Source) override;
+
+        // css::util::XModifyListener
+        virtual void SAL_CALL modified(const css::lang::EventObject& aEvent) override;
+
+        // XInterface
+        virtual void SAL_CALL acquire(  ) noexcept override;
+        virtual void SAL_CALL release(  ) noexcept override;
+
+        // css::frame::XController2
+        virtual css::uno::Reference< css::awt::XWindow > SAL_CALL getComponentWindow() override;
+        virtual OUString SAL_CALL getViewControllerName() override;
+        virtual css::uno::Sequence< css::beans::PropertyValue > SAL_CALL getCreationArguments() override;
+
+        virtual css::uno::Reference< css::ui::XSidebarProvider > SAL_CALL getSidebar() override;
+
+
+        // css::frame::XController
+        virtual void SAL_CALL attachFrame(const css::uno::Reference< css::frame::XFrame > & xFrame) override;
+        virtual sal_Bool SAL_CALL attachModel(const css::uno::Reference< css::frame::XModel > & xModel) override;
+        virtual sal_Bool SAL_CALL suspend(sal_Bool bSuspend) override = 0;
+        virtual css::uno::Any SAL_CALL getViewData() override;
+        virtual void SAL_CALL restoreViewData(const css::uno::Any& Data) override;
+        virtual css::uno::Reference< css::frame::XModel >  SAL_CALL getModel() override;
+        virtual css::uno::Reference< css::frame::XFrame >  SAL_CALL getFrame() override;
+
+        // css::frame::XDispatch
+        virtual void        SAL_CALL dispatch(const css::util::URL& aURL, const css::uno::Sequence< css::beans::PropertyValue>& aArgs) override;
+        virtual void        SAL_CALL addStatusListener(const css::uno::Reference< css::frame::XStatusListener > & aListener, const css::util::URL& aURL) override;
+        virtual void        SAL_CALL removeStatusListener(const css::uno::Reference< css::frame::XStatusListener > & aListener, const css::util::URL& aURL) override;
+
+        // css::frame::XDispatchProviderInterceptor
+        virtual css::uno::Reference< css::frame::XDispatchProvider >  SAL_CALL getSlaveDispatchProvider() override;
+        virtual void SAL_CALL setSlaveDispatchProvider(const css::uno::Reference< css::frame::XDispatchProvider > & _xNewProvider) override;
+        virtual css::uno::Reference< css::frame::XDispatchProvider >  SAL_CALL getMasterDispatchProvider() override;
+        virtual void SAL_CALL setMasterDispatchProvider(const css::uno::Reference< css::frame::XDispatchProvider > & _xNewProvider) override;
+
+        // css::frame::XDispatchProvider
+        virtual css::uno::Reference< css::frame::XDispatch >  SAL_CALL queryDispatch(const css::util::URL& aURL, const OUString& aTargetFrameName, sal_Int32 nSearchFlags) override;
+        virtual css::uno::Sequence< css::uno::Reference< css::frame::XDispatch >  > SAL_CALL queryDispatches(const css::uno::Sequence< css::frame::DispatchDescriptor >& aDescripts) override;
+
+        // css::lang::XComponent
+        virtual void SAL_CALL dispose() override; //LLA: need solar mutex {OGenericUnoController_COMPBASE::dispose(); }
+        virtual void SAL_CALL disposing() override;
+        virtual void SAL_CALL addEventListener(const css::uno::Reference< css::lang::XEventListener > & aListener) override;
+        virtual void SAL_CALL removeEventListener(const css::uno::Reference< css::lang::XEventListener > & aListener) override;
+
+        // css::frame::XFrameActionListener
+        virtual void SAL_CALL frameAction(const css::frame::FrameActionEvent& aEvent) override;
+        // lang::XInitialization
+        virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
+
+        // XServiceInfo
+        virtual OUString SAL_CALL getImplementationName() override = 0;
+        virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
+        virtual css::uno::Sequence< OUString> SAL_CALL getSupportedServiceNames() override = 0;
+
+        // XDispatchInformationProvider
+        virtual css::uno::Sequence< ::sal_Int16 > SAL_CALL getSupportedCommandGroups() override;
+        virtual css::uno::Sequence< css::frame::DispatchInformation > SAL_CALL getConfigurableDispatchInformation( ::sal_Int16 ) override;
+
+        // XTitle
+        virtual OUString SAL_CALL getTitle(  ) override;
+        virtual void SAL_CALL setTitle( const OUString& sTitle ) override;
+
+        // XTitleChangeBroadcaster
+        virtual void SAL_CALL addTitleChangeListener( const css::uno::Reference< css::frame::XTitleChangeListener >& xListener ) override;
+        virtual void SAL_CALL removeTitleChangeListener( const css::uno::Reference< css::frame::XTitleChangeListener >& xListener ) override;
+
+        // XUserInputInterception
+        virtual void SAL_CALL addKeyHandler( const css::uno::Reference< css::awt::XKeyHandler >& xHandler ) override;
+        virtual void SAL_CALL removeKeyHandler( const css::uno::Reference< css::awt::XKeyHandler >& xHandler ) override;
+        virtual void SAL_CALL addMouseClickHandler( const css::uno::Reference< css::awt::XMouseClickHandler >& xHandler ) override;
+        virtual void SAL_CALL removeMouseClickHandler( const css::uno::Reference< css::awt::XMouseClickHandler >& xHandler ) override;
+    };
+}
+
+#endif // INCLUDED_DBACCESS_GENERICCONTROLLER_HXX
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */