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#ifndef __com_sun_star_awt_grid_XGridDataModel_idl__
#define __com_sun_star_awt_grid_XGridDataModel_idl__


#include <com/sun/star/lang/XComponent.idl>
#include <com/sun/star/awt/grid/XGridDataListener.idl>


//=============================================================================

module com {  module sun {  module star {  module awt { module grid {

//=============================================================================
/** An instance of this interface is used by the <type>UnoControlGrid</type> to
    retrieve the content data that is displayed in the actual control.

    If you do not need your own model implementation, you can also use the <type>DefaultGridDataModel</type>.
*/
interface XGridDataModel: ::com::sun::star::lang::XComponent
{
    /** Specifies the height of each row.
    */
    [attribute] long RowHeight;

    /** Contains the row header.
    */
    [attribute] sequence< string > RowHeaders;

    /** Returns the content of each row.
    */
    [attribute,readonly] sequence< sequence< string > > Data;

    /** Returns the number of rows in in the model.
        @returns
                the number of rows.
    */
    long getRowCount();

    /** Adds a row to the model.

        @param headername
                specifies the name of the row.
        @param data
                the content of the row.
    */
    void addRow( [in] string headername, [in] sequence< string > data );

    /** Removes a row from the model.

        @param index
                the index of the row that should be removed.
    */
    void removeRow( [in] long index);

    /** Removes all rows from the model.
    */
    void removeAll();

    //-------------------------------------------------------------------------

    /** Adds a listener for the <type>GridDataEvent</type> posted after the grid changes.
        @param Listener
            the listener to add.
    */
    [oneway] void addDataListener( [in] XGridDataListener  listener);

    //-------------------------------------------------------------------------

    /** Removes a listener previously added with <method>addDataListener()</method>.
        @param Listener
            the listener to remove.
    */
    [oneway] void removeDataListener( [in] XGridDataListener listener);

};

//=============================================================================

}; }; }; };};

#endif