main/forms/source/component/ComboBox.hxx

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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#ifndef _FORMS_COMBOBOX_HXX_
#define _FORMS_COMBOBOX_HXX_

#include "FormComponent.hxx"
#include "errorbroadcaster.hxx"
#include "entrylisthelper.hxx"
#include "cachedrowset.hxx"

/** === begin UNO includes === **/
#include <com/sun/star/util/XNumberFormatter.hpp>
#include <com/sun/star/sdb/XSQLErrorBroadcaster.hpp>
#include <com/sun/star/form/ListSourceType.hpp>
#include <com/sun/star/awt/XItemListener.hpp>
#include <com/sun/star/awt/XFocusListener.hpp>
/** === end UNO includes === **/

#include <connectivity/formattedcolumnvalue.hxx>

#include <cppuhelper/interfacecontainer.hxx>

#include <vcl/timer.hxx>

#include <tools/date.hxx>

//.........................................................................
namespace frm
{

//==================================================================
// OComboBoxModel
//==================================================================
class OComboBoxModel
			:public OBoundControlModel
            ,public OEntryListHelper
			,public OErrorBroadcaster
{
    CachedRowSet                            m_aListRowSet;          // the row set to fill the list
	::com::sun::star::uno::Any				m_aBoundColumn; 		// obsolet
	::rtl::OUString 						m_aListSource;			//
	::rtl::OUString 						m_aDefaultText; 		// DefaultText
    ::com::sun::star::uno::Any              m_aLastKnownValue;

	StringSequence							m_aDesignModeStringItems;
		// upon loading, in some cases we reset fill our string item list ourself. We don't want
		// to lose the user's items then, so we remember them here.


	::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter> m_xFormatter;

	::com::sun::star::form::ListSourceType	m_eListSourceType;		// type der list source
	sal_Bool								m_bEmptyIsNull; 		// LeerString wird als NULL interpretiert

    ::std::auto_ptr< ::dbtools::FormattedColumnValue >
                                            m_pValueFormatter;



protected:
	virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type>	_getTypes();

public:
	DECLARE_DEFAULT_LEAF_XTOR( OComboBoxModel );

	virtual void SAL_CALL disposing();

	// OPropertySetHelper
	virtual void SAL_CALL getFastPropertyValue(::com::sun::star::uno::Any& rValue, sal_Int32 nHandle) const;
	virtual void SAL_CALL setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const ::com::sun::star::uno::Any& rValue )
				throw (::com::sun::star::uno::Exception);
	virtual sal_Bool SAL_CALL convertFastPropertyValue(
				::com::sun::star::uno::Any& _rConvertedValue, ::com::sun::star::uno::Any& _rOldValue, sal_Int32 _nHandle, const ::com::sun::star::uno::Any& _rValue )
				throw (::com::sun::star::lang::IllegalArgumentException);

	// XLoadListener
	virtual void SAL_CALL reloaded( const ::com::sun::star::lang::EventObject& aEvent ) throw(::com::sun::star::uno::RuntimeException);

	// XServiceInfo
	IMPLEMENTATION_NAME(OComboBoxModel);
	virtual StringSequence SAL_CALL getSupportedServiceNames() throw(::com::sun::star::uno::RuntimeException);

	// UNO
	DECLARE_UNO3_AGG_DEFAULTS(OComboBoxModel, OBoundControlModel);
	virtual ::com::sun::star::uno::Any SAL_CALL queryAggregation( const ::com::sun::star::uno::Type& _rType ) throw (::com::sun::star::uno::RuntimeException);

	// XPersistObject
	virtual ::rtl::OUString SAL_CALL	getServiceName() throw(::com::sun::star::uno::RuntimeException);
	virtual void SAL_CALL
		write(const ::com::sun::star::uno::Reference< ::com::sun::star::io::XObjectOutputStream>& _rxOutStream) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
	virtual void SAL_CALL
		read(const ::com::sun::star::uno::Reference< ::com::sun::star::io::XObjectInputStream>& _rxInStream) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);

    // OControlModel's property handling
	virtual void describeFixedProperties(
		::com::sun::star::uno::Sequence< ::com::sun::star::beans::Property >& /* [out] */ _rProps
    ) const;
    virtual void describeAggregateProperties(
		::com::sun::star::uno::Sequence< ::com::sun::star::beans::Property >& /* [out] */ _rAggregateProps
    ) const;

    // XEventListener
	virtual void SAL_CALL disposing(const ::com::sun::star::lang::EventObject& Source) throw (::com::sun::star::uno::RuntimeException);

    // prevent method hiding
    using OBoundControlModel::getFastPropertyValue;

protected:
    // OBoundControlModel overridables
    virtual ::com::sun::star::uno::Any
                            translateDbColumnToControlValue( );
    virtual sal_Bool        commitControlValueToDbColumn( bool _bPostReset );

	virtual void		    onConnectedDbColumn( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxForm );
	virtual void		    onDisconnectedDbColumn();

    virtual ::com::sun::star::uno::Any
                            getDefaultForReset() const;

	virtual void            resetNoBroadcast();

    // OEntryListHelper overriables
    virtual void    stringItemListChanged( ControlModelLock& _rInstanceLock );
    virtual void    connectedExternalListSource( );
    virtual void    disconnectedExternalListSource( );
    virtual void    refreshInternalEntryList();

protected:
    void loadData( bool _bForce );

	DECLARE_XCLONEABLE();
};

//==================================================================
// OComboBoxControl
//==================================================================

class OComboBoxControl : public OBoundControl
{
public:
	OComboBoxControl(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory>& _rxFactory);

	// XServiceInfo
	IMPLEMENTATION_NAME(OComboBoxControl);
	virtual StringSequence SAL_CALL getSupportedServiceNames() throw(::com::sun::star::uno::RuntimeException);
};

//.........................................................................
}
//.........................................................................

#endif // _FORMS_COMBOBOX_HXX_