office-gobmx/sw/inc/flddropdown.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: flddropdown.hxx,v $
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#ifndef _FLDDROPDOWN_HXX
#define _FLDDROPDOWN_HXX

#ifndef _COM_SUN_STAR_UNO_SEQUENCE_HXX
#include "com/sun/star/uno/Sequence.hxx"
#endif
#include "swdllapi.h"
#include "fldbas.hxx"

#ifndef INCLUDED_VECTOR
#include <vector>
#define INCLUDED_VECTOR
#endif

/**
    Field type for dropdown boxes.
*/
class SwDropDownFieldType : public SwFieldType
{
public:
    /**
       Constructor
    */
    SwDropDownFieldType();

    /**
       Destructor
    */
    virtual ~SwDropDownFieldType();

    /**
       Create a copy of this field type.

       @return a copy of this type
    */
    virtual SwFieldType * Copy () const;
};

/**
   Dropdown field.

   The dropdown field contains a list of strings. At most one of them
   can be selected.
*/
class SW_DLLPUBLIC SwDropDownField : public SwField
{
    /**
       the possible values (aka items) of the dropdown box
    */
    std::vector<String> aValues;

    /**
      the selected item
    */
    String aSelectedItem;

    /**
      the name of the field
    */
    String aName;

    /**
       help text
     */
    String aHelp;

    /**
       tool tip string
     */
    String aToolTip;

public:
    /**
       Constructor

       @param pTyp field type for this field
    */
    SwDropDownField(SwFieldType * pTyp);

    /**
       Copy constructor

       @param rSrc dropdown field to copy
    */
    SwDropDownField(const SwDropDownField & rSrc);

    /**
       Destructor
    */
    virtual ~SwDropDownField();

    /**
       Expands the field.

       The expanded value of the field is the value of the selected
       item. If no item is selected, an empty string is returned.

       @return the expanded value of the field
    */
    virtual String Expand() const;

    /**
       Creates a copy of this field.

       @return the copy of this field
    */
    virtual SwField * Copy() const;

    /**
       Returns the selected value.

       @see Expand

       @return the selected value
    */
    virtual const String & GetPar1() const;

    /**
       Returns the name of the field.

       @return the name of the field
    */
    virtual String GetPar2() const;

    /**
       Sets the selected value.

       If rStr is an item of the field that item will be
       selected. Otherwise no item will be selected, i.e. the
       resulting selection will be empty.
    */
    virtual void SetPar1(const String & rStr);

    /**
       Sets the name of the field.

       @param rStr the new name of the field
    */
    virtual void SetPar2(const String & rStr);

    /**
       Sets the items of the dropdown box.

       After setting the items the selection will be empty.

       @param rItems the new items
    */
    void SetItems(const std::vector<String> & rItems);

    /**
       Sets the items of the dropdown box.

       After setting the items the selection will be empty.

       @param rItems the new items
    */
    void SetItems(const com::sun::star::uno::Sequence<rtl::OUString> & rItems);

    /**
        Returns the items of the dropdown box.

        @return the items of the dropdown box
    */
    com::sun::star::uno::Sequence<rtl::OUString> GetItemSequence() const;

    /**
       Returns the selected item.

       @return the selected item
    */
    const String & GetSelectedItem() const;

    /**
       Returns the name of the field.

       @return the name of the field
    */
    const String & GetName() const;

    /**
       Returns the help text of the field.

       @return the help text of the field
    */
    const String & GetHelp() const;

    /**
       Returns the tool tip of the field.

       @return the tool tip of the field
     */
    const String & GetToolTip() const;

    /**
       Sets the selected item.

       If rItem is found in this dropdown field it is selected. If
       rItem is not found the selection will be empty.

       @param rItem the item to be set

       @retval TRUE the selected item was successfully set
       @retval TRUE failure (empty selection)
    */
    BOOL SetSelectedItem(const String & rItem);

    /**
       Sets the name of the field.

       @param rName the new name of the field
    */
    void SetName(const String & rName);

    /**
       Sets the help text of the field.

       @param rHelp    the help text
    */
    void SetHelp(const String & rHelp);

    /**
       Sets the tool tip of the field.

       @param rToolTip  the tool tip
    */
    void SetToolTip(const String & rToolTip);

    /**
       API: Gets a property value from the dropdown field.

       @param rVal return value
       @param nMId
          - FIELD_PROP_PAR1 Get selected item (String)
          - FIELD_PROP_STRINGS Get all items (Sequence)
          - FIELD_PROP_PAR3 Get the help text of the field.
          - FIELD_PROP_PAR4 Get the tool tip of the field.
    */
    virtual BOOL QueryValue(com::sun::star::uno::Any &rVal, USHORT nWhichId) const;

    /**
       API: Sets a property value on the dropdown field.

       @param rVal value to set
       @param nMId
          - FIELD_PROP_PAR1 Set selected item (String)
          - FIELD_PROP_STRINGS Set all items (Sequence)
          - FIELD_PROP_PAR3  Set the help text of the field.
          - FIELD_PROP_PAR4  Set the tool tip of the field.
    */
        virtual BOOL PutValue(const com::sun::star::uno::Any &rVal, USHORT nWhichId);
};

#endif