// Poller return the applet poller if any.
//
func (cda *CDApplet) Poller() cdtype.AppPoller {
if cda.poller == nil {
return poller.NewNil(func(call func()) cdtype.AppPoller {
cda.poller = poller.New(call)
return cda.poller
})
}
return cda.poller
}
// Create a new applet instance.
//
func NewAppletGmail() *AppletGmail {
app := &AppletGmail{
CDApplet: dock.Applet(), // Icon controler and interface to cairo-dock.
}
app.defineActions()
// Prepare mailbox with the display callback that will receive update info.
onResult := func(i int, e error) { app.updateDisplay(i, e) }
app.data = NewFeed(app.FileLocation(loginLocation), onResult)
// The poller will check for new mails on a timer.
app.poller = poller.New(func() { app.data.Check() })
// Set updates callbacks pre and post check: Displays a small emblem during
// the polling, and clears it after.
app.poller.SetPreCheck(func() { app.SetEmblem(app.FileLocation("img", "go-down.svg"), cdtype.EmblemTopLeft) })
app.poller.SetPostCheck(func() { app.SetEmblem("none", cdtype.EmblemTopLeft) })
return app
}