| Name | Description | Defining Class
| | AllowFillDEO | Called to determine if filling the DEO with data is allowed | cWebBaseDEO |
| AllowServerAction | Provides a basic hook for controlling server actions based on user rights | cWebBaseUIObject |
| AllowUpdateDD | Called to determine if the DEO has permission to update the Data Dictionary with new value(s) | cWebBaseDEO |
| Construct_Object | Object constructor. Initializes the object during object creation in class definitions | cObject |
| Destroy_Object | Sent when an object is about to be destroyed | cObject |
| End_Construct_Object | End of object constructor. | cObject |
| OnAutoFind | Sent by the client to perform an autofind | cWebBaseDEO |
| OnBlur | Fires when a control loses the focus | cWebBaseControl |
| OnCallEnd | Called at the end of a webapp client call | cWebObject |
| OnChange | Called when the contents of the control change | cWebBaseDEO |
| OnCloseModalDialog | Sent by a modal dialog to its invoking object when the dialog closes | cWebBaseUIObject |
| OnFocus | Fires when a control gains the focus | cWebBaseControl |
| OnGetNavigateBackData | Called during a NavigateClose operation, used to pass data back for a non-relational lookup in a mobile web application (drilldown interface) | cWebObject |
| OnGetNavigateForwardData | Can be used by the developer to customize the data in tWebNavigateData during forward navigation in a mobile web application (drilldown interface) | cWebObject |
| OnLoad | Called for each cWebObject during LoadView or LoadWebApp | cWebObject |
| OnNavigateBack | Sent to the object that invoked the view that is being closed in a mobile web application (drilldown interface) | cWebObject |
| OnSetCalculatedValue | Hook for calculated value DEOs | cWebBaseDEO |
| OnValidate | Fired to validate control data | cWebBaseDEO |
| Prompt_Callback | Sends a callback event to an object that requested a prompt object | cWebBaseDEO |
| Refresh | Event sent from a DataDictionary object, which is used to synchronize the object's data with the DDO | cWebBaseDEO |