diff options
Diffstat (limited to 'lib/observer/src/observer_tv_wx.erl')
-rw-r--r-- | lib/observer/src/observer_tv_wx.erl | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/lib/observer/src/observer_tv_wx.erl b/lib/observer/src/observer_tv_wx.erl index da4cb8e041..de498ff442 100644 --- a/lib/observer/src/observer_tv_wx.erl +++ b/lib/observer/src/observer_tv_wx.erl @@ -3,16 +3,17 @@ %% %% Copyright Ericsson AB 2011-2014. All Rights Reserved. %% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at %% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. %% %% %CopyrightEnd% -module(observer_tv_wx). @@ -176,10 +177,16 @@ 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}) -> |