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, 381 insertions, 0 deletions

diff --git a/forms/source/runtime/formoperations.hxx b/forms/source/runtime/formoperations.hxx
new file mode 100644
index 000000000..182b0a7e0
--- /dev/null
+++ b/forms/source/runtime/formoperations.hxx
@@ -0,0 +1,381 @@
+/* -*- 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 <com/sun/star/form/runtime/XFormOperations.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/form/XForm.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/form/XLoadable.hpp>
+#include <com/sun/star/sdb/XSingleSelectQueryComposer.hpp>
+#include <com/sun/star/util/XModifyListener.hpp>
+#include <com/sun/star/container/XIndexAccess.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/sdb/SQLFilterOperator.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/compbase.hxx>
+#include <connectivity/dbtools.hxx>
+#include <tools/long.hxx>
+#include <unotools/resmgr.hxx>
+
+namespace frm
+{
+
+
+    //= FormOperations
+
+    typedef ::cppu::WeakComponentImplHelper    <   css::form::runtime::XFormOperations
+                                                ,   css::lang::XInitialization
+                                                ,   css::lang::XServiceInfo
+                                                ,   css::beans::XPropertyChangeListener
+                                                ,   css::util::XModifyListener
+                                                ,   css::sdbc::XRowSetListener
+                                                >   FormOperations_Base;
+
+    class FormOperations    :public ::cppu::BaseMutex
+                            ,public FormOperations_Base
+    {
+    public:
+        class MethodGuard;
+
+    private:
+        css::uno::Reference<css::uno::XComponentContext>                      m_xContext;
+        css::uno::Reference< css::form::runtime::XFormController >            m_xController;
+        css::uno::Reference< css::sdbc::XRowSet >                             m_xCursor;
+        css::uno::Reference< css::sdbc::XResultSetUpdate >                    m_xUpdateCursor;
+        css::uno::Reference< css::beans::XPropertySet >                       m_xCursorProperties;
+        css::uno::Reference< css::form::XLoadable >                           m_xLoadableForm;
+        css::uno::Reference< css::form::runtime::XFeatureInvalidation >       m_xFeatureInvalidation;
+        mutable css::uno::Reference< css::sdb::XSingleSelectQueryComposer >   m_xParser;
+
+        bool    m_bInitializedParser;
+        bool    m_bActiveControlModified;
+        bool    m_bConstructed;
+    #ifdef DBG_UTIL
+        mutable tools::Long
+                m_nMethodNestingLevel;
+    #endif
+
+    public:
+        explicit FormOperations( const css::uno::Reference< css::uno::XComponentContext >& _rxContext );
+
+        struct MethodAccess { friend class MethodGuard; private: MethodAccess() { } };
+
+        void enterMethod( MethodAccess ) const
+        {
+            m_aMutex.acquire();
+            impl_checkDisposed_throw();
+        #ifdef DBG_UTIL
+            ++m_nMethodNestingLevel;
+        #endif
+        }
+
+        void leaveMethod( MethodAccess ) const
+        {
+            m_aMutex.release();
+        #ifdef DBG_UTIL
+            --m_nMethodNestingLevel;
+        #endif
+        }
+
+    protected:
+        virtual ~FormOperations() override;
+
+        // XInitialization
+        virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
+
+        // XServiceInfo
+        virtual OUString SAL_CALL getImplementationName(  ) override;
+        virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+        virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
+
+        // XFormOperations
+        virtual css::uno::Reference< css::sdbc::XRowSet > SAL_CALL getCursor() override;
+        virtual css::uno::Reference< css::sdbc::XResultSetUpdate > SAL_CALL getUpdateCursor() override;
+        virtual css::uno::Reference< css::form::runtime::XFormController > SAL_CALL getController() override;
+        virtual css::uno::Reference< css::form::runtime::XFeatureInvalidation > SAL_CALL getFeatureInvalidation() override;
+        virtual void SAL_CALL setFeatureInvalidation(const css::uno::Reference< css::form::runtime::XFeatureInvalidation > & the_value) override;
+        virtual css::form::runtime::FeatureState SAL_CALL getState(::sal_Int16 Feature) override;
+        virtual sal_Bool SAL_CALL isEnabled(::sal_Int16 Feature) override;
+        virtual void SAL_CALL execute(::sal_Int16 Feature) override;
+        virtual void SAL_CALL executeWithArguments(::sal_Int16 Feature, const css::uno::Sequence< css::beans::NamedValue >& Arguments) override;
+        virtual sal_Bool SAL_CALL commitCurrentRecord(sal_Bool & RecordInserted) override;
+        virtual sal_Bool SAL_CALL commitCurrentControl() override;
+        virtual sal_Bool SAL_CALL isInsertionRow() override;
+        virtual sal_Bool SAL_CALL isModifiedRow() override;
+
+        // XRowSetListener
+        virtual void SAL_CALL cursorMoved( const css::lang::EventObject& event ) override;
+        virtual void SAL_CALL rowChanged( const css::lang::EventObject& event ) override;
+        virtual void SAL_CALL rowSetChanged( const css::lang::EventObject& event ) override;
+
+        // XModifyListener
+        virtual void SAL_CALL modified( const css::lang::EventObject& _rSource ) override;
+
+        // XPropertyChangeListener
+        virtual void SAL_CALL propertyChange( const css::beans::PropertyChangeEvent& evt ) override;
+
+        // XEventListener
+        virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;
+
+        // XComponent/OComponentHelper
+        virtual void SAL_CALL disposing() override;
+
+    private:
+        // service constructors
+        void    createWithFormController( const css::uno::Reference< css::form::runtime::XFormController >& _rxController );
+        void    createWithForm( const css::uno::Reference< css::form::XForm >& _rxForm );
+
+        /** checks whether the instance is already disposed, and throws an exception if so
+        */
+        void        impl_checkDisposed_throw() const;
+
+        /** initializes the instance after m_xController has been set
+            @precond
+                m_xController is not <NULL/>
+        */
+        void        impl_initFromController_throw();
+
+        /** initializes the instance after m_xCursor has been set
+            @precond
+                m_xCursor is not <NULL/>
+        */
+        void        impl_initFromForm_throw();
+
+        /// invalidate the full palette of features which we know
+        void        impl_invalidateAllSupportedFeatures_nothrow( MethodGuard& _rClearForCallback ) const;
+
+        /** invalidate the features which depend on the "modified" state of the current control
+            of our controller
+        */
+        void        impl_invalidateModifyDependentFeatures_nothrow( MethodGuard& _rClearForCallback ) const;
+
+        /** ensures that our parse is initialized, or at least that we attempted to do so
+            @precond
+                we're not disposed
+        */
+        void        impl_ensureInitializedParser_nothrow();
+
+        /// disposes our parser, if we have one
+        void        impl_disposeParser_nothrow();
+
+        /** determines whether our cursor can be moved left
+            @precond hasCursor()
+        */
+        bool        impl_canMoveLeft_throw() const;
+
+        /** determines whether our cursor can be moved right
+            @precond hasCursor()
+        */
+        bool        impl_canMoveRight_throw() const;
+
+        /// determines whether we're positioned on the insertion row
+        bool        impl_isInsertionRow_throw() const;
+
+        /// retrieves the RowCount property of the form
+        sal_Int32   impl_getRowCount_throw() const;
+
+        /// retrieves the RowCountFinal property of the form
+        bool        impl_isRowCountFinal_throw() const;
+
+        /// retrieves the IsModified property of the form
+        bool        impl_isModifiedRow_throw() const;
+
+        /// determines whether we can parse the query of our form
+        bool        impl_isParseable_throw() const;
+
+        /// determines if we have an active filter or order condition
+        bool        impl_hasFilterOrOrder_throw() const;
+
+        /// determines whether our form is in "insert-only" mode
+        bool        impl_isInsertOnlyForm_throw() const;
+
+        /** retrieves the column to which the current control of our controller is bound
+            @precond
+                m_xController.is()
+        */
+        css::uno::Reference< css::beans::XPropertySet >
+                    impl_getCurrentBoundField_nothrow( ) const;
+
+        /** returns the control model of the current control
+
+            If the current control is a grid control, then the returned model is the
+            model of the current <em>column</em> in the grid.
+
+            @precond
+                m_xController.is()
+        */
+        css::uno::Reference< css::awt::XControlModel >
+                    impl_getCurrentControlModel_throw() const;
+
+        /// determines if we have a valid cursor
+        bool    impl_hasCursor_nothrow() const { return m_xCursorProperties.is(); }
+
+        /** determines the model position from a grid control column's view position
+
+            A grid control can have columns which are currently hidden, so the index of a
+            column in the view is not necessarily the same as its index in the model.
+        */
+        static sal_Int32   impl_gridView2ModelPos_nothrow( const css::uno::Reference< css::container::XIndexAccess >& _rxColumns, sal_Int16 _nViewPos );
+
+        /** moves our cursor one position to the left, caring for different possible
+            cursor states.
+
+            Before the movement is done, the current row is saved, if necessary.
+
+            @precond
+                canMoveLeft()
+        */
+        void        impl_moveLeft_throw() const;
+
+        /** moves our cursor one position to the right, caring for different possible
+            cursor states.
+
+            Before the movement is done, the current row is saved, if necessary.
+
+            @precond
+                canMoveRight()
+        */
+        void        impl_moveRight_throw( ) const;
+
+        /** impl-version of commitCurrentRecord, which can be called without caring for
+            an output parameter, and within const-contexts
+
+            @precond
+                our mutex is locked
+        */
+        bool        impl_commitCurrentRecord_throw( sal_Bool* _pRecordInserted = nullptr ) const;
+
+        /** impl-version of commitCurrentControl, which can be called in const-contexts
+
+            @precond
+                our mutex is locked
+        */
+        bool        impl_commitCurrentControl_throw() const;
+
+        /// resets all control models in our own form
+        void        impl_resetAllControls_nothrow() const;
+
+        /// executes the "auto sort ascending" and "auto sort descending" features
+        void        impl_executeAutoSort_throw( bool _bUp ) const;
+
+        /// executes the "auto filter" feature
+        void        impl_executeAutoFilter_throw( ) const;
+
+        /// executes the interactive sort resp. filter feature
+        void        impl_executeFilterOrSort_throw( bool _bFilter ) const;
+
+    private:
+        /** calls a (member) function, catches SQLExceptions, extends them with additional context information,
+            and rethrows them
+
+            @param f
+                a functionoid with no arguments to do the work
+            @param pErrorResourceId
+                the id of the resources string to use as error message
+        */
+        template < typename FunctObj >
+        void        impl_doActionInSQLContext_throw( FunctObj f, TranslateId pErrorResourceId ) const;
+
+        // functionoid to call appendOrderByColumn
+        class impl_appendOrderByColumn_throw
+        {
+        public:
+            impl_appendOrderByColumn_throw(const FormOperations *pFO,
+                                           css::uno::Reference< css::beans::XPropertySet > const & xField,
+                                           bool bUp)
+                : m_pFO(pFO)
+                , m_xField(xField)
+                , m_bUp(bUp)
+            {};
+
+            void operator()() { m_pFO->m_xParser->appendOrderByColumn(m_xField, m_bUp); }
+        private:
+            const FormOperations *m_pFO;
+            css::uno::Reference< css::beans::XPropertySet > m_xField;
+            bool m_bUp;
+        };
+
+        // functionoid to call appendFilterByColumn
+        class impl_appendFilterByColumn_throw
+        {
+        public:
+            impl_appendFilterByColumn_throw(const FormOperations *pFO,
+                                            css::uno::Reference< css::sdb::XSingleSelectQueryComposer > const & xParser,
+                                            css::uno::Reference< css::beans::XPropertySet > const & xField)
+                : m_pFO(pFO)
+                , m_xParser(xParser)
+                , m_xField(xField)
+            {};
+
+            void operator()() {
+                if (dbtools::isAggregateColumn( m_xParser, m_xField ))
+                    m_pFO->m_xParser->appendHavingClauseByColumn( m_xField, true, css::sdb::SQLFilterOperator::EQUAL );
+                else
+                    m_pFO->m_xParser->appendFilterByColumn( m_xField, true, css::sdb::SQLFilterOperator::EQUAL );
+            }
+        private:
+            const FormOperations *m_pFO;
+            css::uno::Reference< css::sdb::XSingleSelectQueryComposer > m_xParser;
+            css::uno::Reference< css::beans::XPropertySet > m_xField;
+        };
+
+    private:
+        FormOperations( const FormOperations& ) = delete;
+        FormOperations& operator=( const FormOperations& ) = delete;
+
+    public:
+
+        css::uno::Reference<css::awt::XWindow> GetDialogParent() const;
+
+        class MethodGuard
+        {
+            FormOperations& m_rOwner;
+            bool            m_bCleared;
+
+        public:
+            explicit MethodGuard( FormOperations& _rOwner )
+                :m_rOwner( _rOwner )
+                ,m_bCleared( false )
+            {
+                m_rOwner.enterMethod( FormOperations::MethodAccess() );
+            }
+
+            ~MethodGuard()
+            {
+                clear();
+            }
+
+            void clear()
+            {
+                if ( !m_bCleared )
+                    m_rOwner.leaveMethod( FormOperations::MethodAccess() );
+                m_bCleared = true;
+            }
+        };
+    };
+
+
+} // namespace frm
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */