WEBPARTS

                                Closed Vs HiddenWebpart's

Closed Webpart :

It can be explained by following points :-

1.  Closed webpart would not be loaded during the runtime of page.
2.  Closed webpart reside in it's gallery and can be used anytime according the future requirement.
3.  To navigate into Closed webpart gallery, just click on the edit page (in SP 2010) then Insert ->    Webpart-> Closed Webpart Gallery.

In SharePoint 2007

Re-Opening a Closed Web Part

To re-open a closed web part:

• Site Actions > Edit Page:
  • Add a web part
  • Advanced Web part gallery and options
  • Select "Closed Web Parts"
  • Drag-n-drop the web part back onto your page

Hidden webpart :

These are the webpart which we deploy using the Visual Studio. Main difference between Closed and Hidden is that hidden webpart will be loaded in the webapge during the real time, but want appear to the user in the web browser.

These webpart are to be deployed using the Visual Studio.