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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 FORMS_FORMOPERATIONS_HXX
#define FORMS_FORMOPERATIONS_HXX
#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/compbase6.hxx>
//........................................................................
namespace frm
{
//........................................................................
//====================================================================
//= FormOperations
//====================================================================
typedef ::cppu::WeakComponentImplHelper6 < ::com::sun::star::form::runtime::XFormOperations
, ::com::sun::star::lang::XInitialization
, ::com::sun::star::lang::XServiceInfo
, ::com::sun::star::beans::XPropertyChangeListener
, ::com::sun::star::util::XModifyListener
, ::com::sun::star::sdbc::XRowSetListener
> FormOperations_Base;
class FormOperations :public ::cppu::BaseMutex
,public FormOperations_Base
{
public:
class MethodGuard;
private:
css::uno::Reference<css::uno::XComponentContext> m_xContext;
::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormController > m_xController;
::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xCursor;
::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSetUpdate > m_xUpdateCursor;
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > m_xCursorProperties;
::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable > m_xLoadableForm;
::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFeatureInvalidation >
m_xFeatureInvalidation;
mutable ::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSingleSelectQueryComposer >
m_xParser;
bool m_bInitializedParser;
bool m_bActiveControlModified;
bool m_bConstructed;
#ifdef DBG_UTIL
mutable long
m_nMethodNestingLevel;
#endif
public:
FormOperations( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _rxContext );
// XServiceInfo - static versions
static OUString getImplementationName_Static( ) throw(::com::sun::star::uno::RuntimeException);
static ::com::sun::star::uno::Sequence< OUString > getSupportedServiceNames_Static( ) throw(::com::sun::star::uno::RuntimeException);
static ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL
Create(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >&);
struct MethodAccess { friend class MethodGuard; private: MethodAccess() { } };
inline void enterMethod( MethodAccess ) const
{
m_aMutex.acquire();
impl_checkDisposed_throw();
#ifdef DBG_UTIL
++m_nMethodNestingLevel;
#endif
}
inline void leaveMethod( MethodAccess ) const
{
m_aMutex.release();
#ifdef DBG_UTIL
--m_nMethodNestingLevel;
#endif
}
protected:
virtual ~FormOperations();
// XInitialization
virtual void SAL_CALL initialize( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aArguments ) throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException);
// XServiceInfo
virtual OUString SAL_CALL getImplementationName( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw (::com::sun::star::uno::RuntimeException);
// XFormOperations
virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > SAL_CALL getCursor() throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSetUpdate > SAL_CALL getUpdateCursor() throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormController > SAL_CALL getController() throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFeatureInvalidation > SAL_CALL getFeatureInvalidation() throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL setFeatureInvalidation(const ::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFeatureInvalidation > & the_value) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::form::runtime::FeatureState SAL_CALL getState(::sal_Int16 Feature) throw (::com::sun::star::uno::RuntimeException);
virtual ::sal_Bool SAL_CALL isEnabled(::sal_Int16 Feature) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL execute(::sal_Int16 Feature) throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::sdbc::SQLException, ::com::sun::star::lang::WrappedTargetException);
virtual void SAL_CALL executeWithArguments(::sal_Int16 Feature, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& Arguments) throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::sdbc::SQLException, ::com::sun::star::lang::WrappedTargetException);
virtual ::sal_Bool SAL_CALL commitCurrentRecord(::sal_Bool & RecordInserted) throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::sdbc::SQLException);
virtual ::sal_Bool SAL_CALL commitCurrentControl() throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::sdbc::SQLException);
virtual ::sal_Bool SAL_CALL isInsertionRow() throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::WrappedTargetException);
virtual ::sal_Bool SAL_CALL isModifiedRow() throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::WrappedTargetException);
// XRowSetListener
virtual void SAL_CALL cursorMoved( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL rowChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL rowSetChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException);
// XModifyListener
virtual void SAL_CALL modified( const ::com::sun::star::lang::EventObject& _rSource ) throw( ::com::sun::star::uno::RuntimeException );
// XPropertyChangeListener
virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& evt ) throw (::com::sun::star::uno::RuntimeException);
// XEventListener
virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException);
// XComponent/OComponentHelper
virtual void SAL_CALL disposing();
private:
// service constructors
void createWithFormController( const ::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormController >& _rxController );
void createWithForm( const ::com::sun::star::uno::Reference< ::com::sun::star::form::XForm >& _rxForm );
/** determines whether or not we're already disposed
*/
inline bool impl_isDisposed_nothrow() const { return !m_xCursor.is(); }
/** 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;
/** retrieces the column to which the current control of our controller is bound
@precond
m_xController.is()
*/
::com::sun::star::uno::Reference< ::com::sun::star::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()
*/
::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel >
impl_getCurrentControlModel_throw() const;
/// determines if we have a valid cursor
inline 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.
*/
sal_Int16 impl_gridView2ModelPos_nothrow( const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess >& _rxColumns, sal_Int16 _nViewPos ) const;
/** 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()
*/
bool 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()
*/
bool 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 = NULL ) 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 fuctionoid with no arguments to do the work
@param _nErrorResourceId
the id of the resources string to use as error message
*/
template < typename FunctObj >
void impl_doActionInSQLContext_throw( FunctObj f, sal_uInt16 _nErrorResourceId ) const;
// functionoid to call appendOrderByColumn
class impl_appendOrderByColumn_throw
{
public:
impl_appendOrderByColumn_throw(const FormOperations *pFO,
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > 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;
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > m_xField;
bool m_bUp;
};
// functionoid to call appendFilterByColumn
class impl_appendFilterByColumn_throw
{
public:
impl_appendFilterByColumn_throw(const FormOperations *pFO,
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > xField)
: m_pFO(pFO)
, m_xField(xField)
{};
void operator()() { m_pFO->m_xParser->appendFilterByColumn( m_xField, sal_True, ::com::sun::star::sdb::SQLFilterOperator::EQUAL ); }
private:
const FormOperations *m_pFO;
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > m_xField;
};
private:
FormOperations(); // never implemented
FormOperations( const FormOperations& ); // never implemented
FormOperations& operator=( const FormOperations& ); // never implemented
public:
class MethodGuard
{
FormOperations& m_rOwner;
bool m_bCleared;
public:
inline MethodGuard( FormOperations& _rOwner )
:m_rOwner( _rOwner )
,m_bCleared( false )
{
m_rOwner.enterMethod( FormOperations::MethodAccess() );
}
inline ~MethodGuard()
{
clear();
}
inline void clear()
{
if ( !m_bCleared )
m_rOwner.leaveMethod( FormOperations::MethodAccess() );
m_bCleared = true;
}
};
};
//........................................................................
} // namespace frm
//........................................................................
#endif // FORMS_FORMOPERATIONS_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
