core/data-grid/data-grid.model.ts
        
Describes a data grid action control for individual item.
                            Properties | 
                    
                        [key: string]:        
                     | 
                
| callback | 
                                        callback:     
                                     | 
                                
                                            Type :      | Function
                                         | 
                                    
| 
                                     A callback function.  | 
                            
| icon | 
                                        icon:         
                                     | 
                                
                                            Type :         string
                                         | 
                                    
| Optional | 
| 
                                     The icon for the action button.  | 
                            
| showIf | 
                                        showIf:     
                                     | 
                                
                                            Type :      | Function
                                         | 
                                    
| Optional | 
| 
                                     Determines if the action should be shown for given item (if not defined, the action will be shown always).  | 
                            
| text | 
                                        text:         
                                     | 
                                
                                            Type :         string
                                         | 
                                    
| Optional | 
| 
                                     The label for the action button.  | 
                            
| type | 
                                        type:         
                                     | 
                                
                                            Type :         BuiltInActionType | string
                                         | 
                                    
| 
                                     The type of the action, predefined or custom.  |