Name 

Description 

 

OnClick 

Occurs when the user clicks the control. 

 

OnContextPopup 

Occurs when the user right-clicks the control or otherwise invokes the popup menu (such as using the keyboard). 

 

OnDblClick 

Occurs when the user double-clicks the left mouse button when the mouse pointer is over the control. 

 

OnDragDrop 

Occurs when the user drops an object being dragged. 

 

OnDragOver 

Occurs when the user drags an object over a control. 

 

OnDrawCell 

Occurs when a cell in the grid needs to be drawn. 

 

OnEditButtonClick 

Occurs when the user click the ellipsis button on a cell in the values column or types Ctrl+Enter while focus is on a value cell with an ellipsis button. 

 

OnEndDock 

Occurs when the dragging of an object ends, either by docking the object or by canceling the dragging. 

 

OnEndDrag 

Occurs when the dragging of an object ends, either by dropping the object or by canceling the dragging. 

 

OnEnter 

Occurs when a control receives the input focus. 

 

OnExit 

Occurs when the input focus shifts away from one control to another. 

 

OnGetEditMask 

Occurs when the in-place editor requests an edit mask. 

 

OnGetEditText 

Occurs when the in-place editor requests the value of a cell. 

 

OnGetPickList 

Supplies a pick list for values associated with a particular key. 

 

OnKeyDown 

Occurs when a user presses any key while the control has focus. 

 

OnKeyPress 

Occurs when a key is pressed. 

 

OnKeyUp 

Occurs when the user releases a key that has been pressed. 

 

OnMouseActivate 

Occurs when the user presses a mouse button with the mouse pointer over a control and the parent form is not active. 

 

OnMouseDown 

Occurs when the user presses a mouse button with the mouse pointer over a control. 

 

OnMouseEnter 

Occurs when the user moves the mouse into a control. 

 

OnMouseLeave 

Occurs when the user moves the mouse outside of a control. 

 

OnMouseMove 

Occurs when the user moves the mouse pointer while the mouse pointer is over a control. 

 

OnMouseUp 

Occurs when the user releases a mouse button that was pressed with the mouse pointer over a component. 

 

OnMouseWheelDown 

Occurs when the mouse wheel is rotated downward. 

 

OnMouseWheelUp 

Occurs when the mouse wheel is rotated upward. 

 

OnRowMoved 

Occurs immediately after the position of a row changes. 

 

OnSelectCell 

Occurs before a cell in the grid is selected. 

 

OnSetEditText 

Occurs when the user edits the value of a cell. 

 

OnStartDock 

Occurs when the user begins to drag a control with a DragKind of dkDock. 

 

OnStartDrag 

Occurs when the user begins to drag the control or an object it contains by left-clicking on the control and holding the mouse button down. 

 

OnStringsChange 

Occurs immediately after the names or values in the string list change. 

 

OnStringsChanging 

Occurs immediately before the names or values in the string list change. 

 

OnTopLeftChanged 

Occurs immediately after the TopRow property or the LeftCol property changes. 

 

OnValidate 

Occurs when focus shifts away from a cell in the value list editor.