Re: [Evolution] Current network connection state

[Patrick O'Callaghan <poc usb ve>]

On Wed, 2010-06-16 at 18:47 -0400, Matthew Barnes wrote:
> On Wed, 2010-06-16 at 23:37 +0200, Raphael Frey wrote:
> > could someone please explain me how Evolution gets the current network
> > connection state (going offline when the Internet connection gets down)
> > and if this would be easy to implement in other mail programmes (like
> > Sylpheed)? Thanks in advance!
>
> NetworkManager's D-Bus service.  We call its state() method at startup
> to get the current network state, and listen for StateChanged signals
> thereafter.

It should be pointed out that this works only when the interface is
managed by NetworkManager. Since that depends on how the user's system
is configured, "Why does Evo say I'm offline when I'm not?" is becoming
a frequently-asked question both on this list and on others (the Fedora
list for example).

poc