how to write codings to -save/Save As/Refresh- an image to the directory???? need help!!!

[IT_Beam <itbeam yahoo com>]

Hai GTK friends,
i have created a 'image viewer' i could load an image
from menubar option "open file"
 but how can i save it in a directory by "save
as","save"
and refresh it....pls i need ur help...
i have options in menubar like this:
File: Open File
      Save As
      Save
      Refresh
      Quit

i connected the event signals to 'open file' & quit'
they are working....but i need how to connect signal
to 
'Save',Save As', 'Refresh'

help me soon....

thanx!!!


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