Choosing a user event
A user event is something the user does with the mouse. You can think of a user event as “the way the end user interacts with an object.” The types of user events available for the various object types are shown in the following table.
|
USER EVENT |
INITIATES ACTION WHEN |
|---|---|
|
Click down |
The end user clicks the object. |
|
Click up |
The end user releases the mouse button after clicking the object and the mouse cursor is still above the clicked object. |
|
Double-click |
The end user double-clicks the object. |
|
Mouse enter |
The mouse pointer moves over the object. |
|
Mouse exit |
The mouse pointer moves off the object. |
|
Click down off |
The end user clicks an On/Off button that is in the Off state. |
|
Click up on |
The end user releases the mouse button after clicking an On/Off button that was in the Off state. |
|
Click down on |
The end user clicks an On/Off button that is in the On state. |
|
Click up off |
The end user releases the mouse button after clicking an On/Off button that was in the On state. |
|
Window open |
The window object opens. |
|
Window close |
The window object closes. |