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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>.
    
    @since OOo 3.3.0
*/   
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< any > > Data;

    /**Specifies the width of row header.
    */
    [attribute] long RowHeaderWidth;

    /** 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< any > 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();

    /**Updates the content of a given cell.
        @param row
            the row index
        @param column
            the column index
        @param value
            the new value of the cell.
    */
    void updateCell([in] long row, [in] long column, [in] any value );
        
    /**Updates the content of a given row.
        @param row
            the row index
        @param columns
            column indexes of the cells, which should be updated
        @param value
            the new values of the cells.
    */
    void updateRow([in] long row, [in] sequence< long > columns, [in] sequence< any > values);

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

    /** 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 
