libreoffice/forms/source/component/ComboBox.hxx

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 *
 * Copyright 2008 by Sun Microsystems, Inc.
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 * OpenOffice.org - a multi-platform office productivity suite
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 * $RCSfile: ComboBox.hxx,v $
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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;

    // OEntryListHelper overriables
    virtual void    stringItemListChanged( ::osl::ResettableMutexGuard& _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_