Due to a ransomware attack, the wiki was reverted to a July 2022 version. . We apologize for the lack of a more recent valid backup.
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The ONOS GUI is a single-page web-application with hash-navigation. The GUI system comprises client-side code (a single HTML page, javascript libraries and modules, CSS files, etc.) and server-side code (Java classes that interface to ONOS Server APIs). The GUI web page is served up by a web server running on an ONOS instance.
Client-Side Architecture (Deprecated)
The client side code is comprised of:
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For the first release, however, there is but a single view, the Topology View.
View Registration (Deprecated)
A view registers with the framework via a call to the addView(...) function.
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| init | This function is called only once, the first time the view is loaded. It is called after the view's <div> has been added to the DOM. |
| reset | This function is called just before the view is shown. It can be used to clear stale data from the view. |
| load | This function is called when the view is loaded. |
| unload | This function is called when the view is unloaded. The view may use this to drop references to cached data, or stop background tasks. |
| resize | This function is called when the view has been resized. |
| theme | This function is called when the user has toggled the theme. |
Topology View (Deprecated)
In the first release, the Topology View is the only view available; it is loaded at GUI startup. The following paragraphs summarize each of the view's callbacks:
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