| Name | Description | Defining Class
| | Activating | Sent by the object to itself whenever the object is first activated (placed on the screen) | |
| Construct_Object | Object constructor. Initializes the object during object creation in class definitions | cObject |
| Deactivating | Sent to the object when it is being removed from the focus tree | |
| Destroy_Object | Sent when an object is about to be destroyed | cObject |
| End_Construct_Object | End of object constructor. | cObject |
| Entering | Fires when the focus is about to move to a new object, sent to the object receiving the focus | |
| Entering_Scope | Sent to the object if its scope_state is true, and one of the objects within its scope takes the focus | |
| Error_Report | Used by the error object to display errors | |
| Exiting | Fires when the focus is about to move to a new object, sent to the object losing the focus | |
| Exiting_Scope | Sent whenever the focus is moving to an object that is outside the current scope | |
| Mouse_Click | Sent whenever the first button of the mouse is double clicked on an item or in the edit window of the object | |
| Mouse_Click2 | Sent whenever the second button of the mouse is double clicked on an item or in the edit window of the object | |
| Mouse_Down | Sent whenever the first button of the mouse is pressed down while on an item or in the edit window of the object | |
| Mouse_Down2 | Sent whenever the second button of the mouse is pressed down while on an item or in the edit window of the object | |
| Mouse_Drag | Sent whenever the first button of the mouse is being held down while users drag the mouse cursor from one item or edit line of the object to the next | |
| Mouse_Drag2 | Sent whenever the second button of the mouse is being held down while users drag the mouse cursor from one item or edit line of the object to the next | |
| Mouse_Up | Sent whenever the first button of the mouse is released while on an item is in the edit window of the object | |
| Mouse_Up2 | Sent whenever the second button of the mouse is released while on an item is in the edit window of the object | |
| OnChildWrapping | Called any time a wrapping event occurs | |
| OnEnterArea | Hook for entering an area, sent to the entered object's container and its parent containers | |
| OnEnterObject | Hook for entering an object, sent to the entered object | |
| OnExitArea | Hook for exiting an area, sent to the exited object's container and its parent containers | |
| OnExitObject | Hook for exiting an object, sent to the exited object | |
| Page | Used internally to create a Windows control for a DataFlex object | |
| Page_Delete | Used internally to delete a Windows control for a DataFlex object | |