office-gobmx/xmloff/source/forms/formcellbinding.hxx
2011-03-29 21:40:28 +01:00

282 lines
13 KiB
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef XMLOFF_FORMS_FORMCELLBINDING
#define XMLOFF_FORMS_FORMCELLBINDING
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/sheet/XSpreadsheetDocument.hpp>
#include <com/sun/star/table/CellAddress.hpp>
#include <com/sun/star/table/CellRangeAddress.hpp>
#include <com/sun/star/form/binding/XValueBinding.hpp>
#include <com/sun/star/form/binding/XListEntrySource.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/frame/XModel.hpp>
//............................................................................
namespace xmloff
{
//............................................................................
//========================================================================
//= FormCellBindingHelper
//========================================================================
/** encapsulates functionality related to binding a form control to a spreadsheet cell
*/
class FormCellBindingHelper
{
protected:
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >
m_xControlModel; // the model we work for
::com::sun::star::uno::Reference< ::com::sun::star::sheet::XSpreadsheetDocument >
m_xDocument; // the document where the model lives
public:
/** determines whether the given control model lives in a spreadsheet document
<p>If this method returns <FALSE/>, you cannot instantiate a CellBindingHelper with
this model, since then no of it's functionality will be available.</p>
*/
static sal_Bool livesInSpreadsheetDocument(
const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControlModel
);
/** ctor
@param _rxControlModel
the control model which is or will be bound
@param _rxDocument
the document. If this is <NULL/>, the document will be obtained from the model
itself by walkong up the chain of its ancestors.<br/>
This parameter can be used if the control model is not (yet) part of a document
model.
*/
FormCellBindingHelper(
const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControlModel,
const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >& _rxDocument
);
public:
/** gets a cell binding for the given address
@precond
isCellBindingAllowed returns <TRUE/>
*/
::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XValueBinding >
createCellBindingFromStringAddress(
const ::rtl::OUString& _rAddress,
bool _bUseIntegerBinding
) const;
/** gets a cell range list source binding for the given address
*/
::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XListEntrySource >
createCellListSourceFromStringAddress( const ::rtl::OUString& _rAddress ) const;
/** creates a string representation for the given value binding's address
<p>If the sheet of the bound cell is the same as the sheet which our control belongs
to, then the sheet name is omitted in the resulting string representation.</p>
@precond
The binding is a valid cell binding, or <NULL/>
@see isCellBinding
*/
::rtl::OUString getStringAddressFromCellBinding(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XValueBinding >& _rxBinding
) const;
/** creates a string representation for the given list source's range address
<p>If the sheet of the cell range which acts as list source is the same as the
sheet which our control belongs to, then the sheet name is omitted in the
resulting string representation.</p>
@precond
The object is a valid cell range list source, or <NULL/>
@see isCellRangeListSource
*/
::rtl::OUString getStringAddressFromCellListSource(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XListEntrySource >& _rxSource
) const;
/** returns the current binding of our control model, if any.
*/
::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XValueBinding >
getCurrentBinding( ) const;
/** returns the current external list source of the control model, if any
*/
::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XListEntrySource >
getCurrentListSource( ) const;
/** sets a new binding for our control model
@precond
the control model is bindable (which is implied by <member>isCellBindingAllowed</member>
returning <TRUE/>)
*/
void setBinding(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XValueBinding >& _rxBinding
);
/** sets a list source for our control model
@precond
the control model is a list sink (which is implied by <member>isListCellRangeAllowed</member>
returning <TRUE/>)
*/
void setListSource(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XListEntrySource >& _rxSource
);
/** checks whether it's possible to bind the control model to a spreadsheet cell
*/
bool isCellBindingAllowed( ) const;
/** checks whether within the given document, it's possible to bind control models to spreadsheet cells
*/
static bool isCellBindingAllowed(
const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >& _rxDocument
);
/** checks whether it's possible to bind the control model to a range of spreadsheet cells
supplying the list entries
*/
bool isListCellRangeAllowed( ) const;
/** checks whether within the given document, it's possible to bind the control model to a range of
spreadsheet cells supplying the list entries
*/
static bool isListCellRangeAllowed(
const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >& _rxDocument
);
/** checks whether a given binding is a spreadsheet cell binding
*/
bool isCellBinding(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XValueBinding >& _rxBinding
) const;
/** checks whether a given binding is a spreadsheet cell binding, exchanging
integer values
*/
bool isCellIntegerBinding(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XValueBinding >& _rxBinding
) const;
/** checks whether a given list source is a spreadsheet cell list source
*/
bool isCellRangeListSource(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::binding::XListEntrySource >& _rxSource
) const;
protected:
/** creates an address object from a string representation of a cell address
*/
bool convertStringAddress(
const ::rtl::OUString& _rAddressDescription,
::com::sun::star::table::CellAddress& /* [out] */ _rAddress,
sal_Int16 _nAssumeSheet = -1
) const;
/** creates an address range object from a string representation of a cell range address
*/
bool convertStringAddress(
const ::rtl::OUString& _rAddressDescription,
::com::sun::star::table::CellRangeAddress& /* [out] */ _rAddress
) const;
/** determines if our document is a spreadsheet document, *and* can supply
the given service
*/
bool isSpreadsheetDocumentWhichSupplies( const ::rtl::OUString& _rService ) const SAL_THROW(());
/** determines if our document is a spreadsheet document, *and* can supply
the given service
*/
static bool isSpreadsheetDocumentWhichSupplies(
const ::com::sun::star::uno::Reference< ::com::sun::star::sheet::XSpreadsheetDocument >& _rxDocument,
const ::rtl::OUString& _rService
) SAL_THROW(());
/** checkes whether a given component supports a given servive
*/
bool doesComponentSupport(
const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxComponent,
const ::rtl::OUString& _rService
) const;
/** uses the document (it's factory interface, respectively) to create a component instance
@param _rService
the service name
@param _rArgumentName
the name of the single argument to pass during creation. May be empty, in this case
no arguments are passed
@param _rArgumentValue
the value of the instantiation argument. Not evaluated if <arg>_rArgumentName</arg>
is empty.
*/
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >
createDocumentDependentInstance(
const ::rtl::OUString& _rService,
const ::rtl::OUString& _rArgumentName,
const ::com::sun::star::uno::Any& _rArgumentValue
) const;
/** converts an address representation into another one
@param _rInputProperty
the input property name for the conversion service
@param _rInputValue
the input property value for the conversion service
@param _rOutputProperty
the output property name for the conversion service
@param _rOutputValue
the output property value for the conversion service
@param _bIsRange
if <TRUE/>, the RangeAddressConversion service will be used, else
the AddressConversion service
@return
<TRUE/> if any only if the conversion was successfull
@see com::sun::star::table::CellAddressConversion
@see com::sun::star::table::CellRangeAddressConversion
*/
bool doConvertAddressRepresentations(
const ::rtl::OUString& _rInputProperty,
const ::com::sun::star::uno::Any& _rInputValue,
const ::rtl::OUString& _rOutputProperty,
::com::sun::star::uno::Any& _rOutputValue,
bool _bIsRange
) const SAL_THROW(());
};
//............................................................................
} // namespace xmloff
//............................................................................
#endif // XMLOFF_FORMS_FORMCELLBINDING
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */