var hot = new Handsontable(container, settings);
hot.loadData(data);

hot.hooks.add('dblclickCell', function(row, cell) { 

    var cellData = hot.getDataAtCell(row, col),
        cellElement = hot.getCell(row, col),
        cellMeta = hot.getCellMeta(row, col);
    
    // etc
});

hot.hooks.add('dblclickRowHeader', function(row) {
	
    var rowSourceData = hot.getSourceDataAtRow(row),
        rowData = hot.getDataAtRow(row);
        
    // etc
});