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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 .
*/
#pragma once
#include <com/sun/star/frame/XModel.hpp>
#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/sheet/XSpreadsheet.hpp>
namespace pcr
{
/** encapsulates functionality related to binding a form control to a spreadsheet cell
*/
class CellBindingHelper final
{
css::uno::Reference< css::beans::XPropertySet >
m_xControlModel; // the model we work for
css::uno::Reference< css::sheet::XSpreadsheetDocument >
m_xDocument; // the document where the model lives
public:
/** ctor
@param _rxControlModel
the control model which is or will be bound
*/
CellBindingHelper(
const css::uno::Reference< css::beans::XPropertySet >& _rxControlModel,
const css::uno::Reference< css::frame::XModel >& _rxContextDocument
);
/** determines whether the given model is a spreadsheet document model
<p>If this method returns <FALSE/>, you cannot instantiate a CellBindingHelper with
the document, since then no of its functionality will be available.</p>
*/
static bool isSpreadsheetDocument(
const css::uno::Reference< css::frame::XModel >& _rxContextDocument
);
/** gets a cell binding for the given address
@precond
isCellBindingAllowed returns <TRUE/>
*/
css::uno::Reference< css::form::binding::XValueBinding >
createCellBindingFromStringAddress(
const OUString& _rAddress,
bool _bSupportIntegerExchange
) const;
/** creates a cell binding (supporting integer exchange, if requested) for
the given address object
*/
css::uno::Reference< css::form::binding::XValueBinding >
createCellBindingFromAddress(
const css::table::CellAddress& _rAddress,
bool _bSupportIntegerExchange
) const;
/** gets a cell range list source binding for the given address
*/
css::uno::Reference< css::form::binding::XListEntrySource >
createCellListSourceFromStringAddress( const 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
*/
OUString getStringAddressFromCellBinding(
const css::uno::Reference< css::form::binding::XValueBinding >& _rxBinding
) const;
/** creates an address object for the given value binding's address
@precond
The binding is a valid cell binding, or <NULL/>
@return
<FALSE/> if and only if an error occurred and no valid address could be obtained
@see isCellBinding
*/
bool getAddressFromCellBinding(
const css::uno::Reference< css::form::binding::XValueBinding >& _rxBinding,
css::table::CellAddress& _rAddress
) 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
*/
OUString getStringAddressFromCellListSource(
const css::uno::Reference< css::form::binding::XListEntrySource >& _rxSource
) const;
/** returns the current binding of our control model, if any.
*/
css::uno::Reference< css::form::binding::XValueBinding >
getCurrentBinding( ) const;
/** returns the current external list source of the control model, if any
*/
css::uno::Reference< css::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 css::uno::Reference< css::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 css::uno::Reference< css::form::binding::XListEntrySource >& _rxSource
);
/** checks whether it's possible to bind the control model to a spreadsheet cell
*/
bool isCellBindingAllowed( ) const;
/** checks whether it's possible to bind the control model to a spreadsheet cell,
with exchanging integer values
*/
bool isCellIntegerBindingAllowed( ) const;
/** checks whether it's possible to bind the control model to range of spreadsheet cells
supplying the list entries
*/
bool isListCellRangeAllowed( ) const;
/** checks whether a given binding is a spreadsheet cell binding
*/
static bool isCellBinding(
const css::uno::Reference< css::form::binding::XValueBinding >& _rxBinding
);
/** checks whether a given binding is a spreadsheet cell binding, exchanging
integer values
*/
static bool isCellIntegerBinding(
const css::uno::Reference< css::form::binding::XValueBinding >& _rxBinding
);
/** checks whether a given list source is a spreadsheet cell list source
*/
static bool isCellRangeListSource(
const css::uno::Reference< css::form::binding::XListEntrySource >& _rxSource
);
/** retrieves the index of the sheet which our control belongs to
@return the index of the sheet which our control belongs to or -1, if an error occurred
*/
sal_Int16 getControlSheetIndex(
css::uno::Reference< css::sheet::XSpreadsheet >& _out_rxSheet
) const;
private:
/** creates an address object from a string representation of a cell address
*/
bool convertStringAddress(
const OUString& _rAddressDescription,
css::table::CellAddress& /* [out] */ _rAddress
) const;
/** creates an address range object from a string representation of a cell range address
*/
bool convertStringAddress(
const OUString& _rAddressDescription,
css::table::CellRangeAddress& /* [out] */ _rAddress
) const;
/** determines if our document is a spreadsheet document, *and* can supply
the given service
*/
bool isSpreadsheetDocumentWhichSupplies( const OUString& _rService ) const;
/** checks whether a given component supports a given service
*/
static bool doesComponentSupport(
const css::uno::Reference< css::uno::XInterface >& _rxComponent,
const OUString& _rService
);
/** 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.
*/
css::uno::Reference< css::uno::XInterface >
createDocumentDependentInstance(
const OUString& _rService,
const OUString& _rArgumentName,
const css::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 successful
@see css::table::CellAddressConversion
@see css::table::CellRangeAddressConversion
*/
bool doConvertAddressRepresentations(
const OUString& _rInputProperty,
const css::uno::Any& _rInputValue,
const OUString& _rOutputProperty,
css::uno::Any& _rOutputValue,
bool _bIsRange
) const;
};
} // namespace pcr
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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