diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/observer/src/observer_tv_wx.erl | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/observer/src/observer_tv_wx.erl b/lib/observer/src/observer_tv_wx.erl index da4cb8e041..acfa6a2a99 100644 --- a/lib/observer/src/observer_tv_wx.erl +++ b/lib/observer/src/observer_tv_wx.erl @@ -176,10 +176,16 @@ handle_call(Event, From, _State) -> handle_cast(Event, _State) -> error({unhandled_cast, Event}). -handle_info(refresh_interval, State = #state{node=Node, grid=Grid, opt=Opt}) -> - Tables = get_tables(Node, Opt), - Tabs = update_grid(Grid, Opt, Tables), - {noreply, State#state{tabs=Tabs}}; +handle_info(refresh_interval, State = #state{node=Node, grid=Grid, opt=Opt, + tabs=OldTabs}) -> + case get_tables(Node, Opt) of + OldTabs -> + %% no change + {noreply, State}; + Tables -> + Tabs = update_grid(Grid, Opt, Tables), + {noreply, State#state{tabs=Tabs}} + end; handle_info({active, Node}, State = #state{parent=Parent, grid=Grid, opt=Opt, timer=Timer0}) -> |