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onunload event
Occurs when the application is about to be unloaded.
Syntax
WinJS.Application.addEventListener("unload", listenerName);
or
WinJS.Application.onunload = listenerName;
Event information
| Synchronous | No |
|---|---|
| Bubbles | Yes |
| Cancelable | Yes |
Event handler parameters
- eventInfo
-
Type: CustomEvent
An object that contains information about the event. The detail property of this object includes the following sub-properties:
- type: "unload"
- setPromise: the Promise indicates that the event listener has pending asynchronous work. When the Promise is completed, the next handler will be dispatched.
Remarks
For more information about the application lifecycle, see Guidelines for managing the app lifecycle.
Requirements
|
Minimum WinJS version |
WinJS 1.0 |
|---|---|
|
Namespace |
WinJS.Application |
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