gboolean start);
void modest_mail_header_view_set_loading (ModestMailHeaderView *self, gboolean is_loading);
gboolean modest_mail_header_view_get_loading (ModestMailHeaderView *self);
gboolean start);
void modest_mail_header_view_set_loading (ModestMailHeaderView *self, gboolean is_loading);
gboolean modest_mail_header_view_get_loading (ModestMailHeaderView *self);