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Diffstat (limited to 'lib/observer/src/observer_sys_wx.erl')
| -rw-r--r-- | lib/observer/src/observer_sys_wx.erl | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/lib/observer/src/observer_sys_wx.erl b/lib/observer/src/observer_sys_wx.erl new file mode 100644 index 0000000000..09602bbd9e --- /dev/null +++ b/lib/observer/src/observer_sys_wx.erl @@ -0,0 +1,177 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2011. 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/. +%% +%% 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. +%% +%% %CopyrightEnd% +-module(observer_sys_wx). + +-behaviour(wx_object). + +-export([start_link/2]). +%% wx_object callbacks +-export([init/1, handle_info/2, terminate/2, code_change/3, handle_call/3, + handle_event/2, handle_cast/2]). + +-include_lib("wx/include/wx.hrl"). +-include("observer_defs.hrl"). + +-define(ID_REFRESH, 101). +-define(ID_REFRESH_INTERVAL, 102). + +%% Records +-record(sys_wx_state, + {parent, + node, + parent_notebook, + panel, sizer, + menubar, + fields, + timer}). + +start_link(Notebook, Parent) -> + wx_object:start_link(?MODULE, [Notebook, Parent], []). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +init([Notebook, Parent]) -> + SysInfo = observer_backend:sys_info(), + {Info, Stat} = info_fields(), + Panel = wxPanel:new(Notebook), + Sizer = wxBoxSizer:new(?wxHORIZONTAL), + {FPanel0, _FSizer0, Fields0} = + observer_lib:display_info(Panel, observer_lib:fill_info(Info, SysInfo)), + {FPanel1, _FSizer1, Fields1} = + observer_lib:display_info(Panel, observer_lib:fill_info(Stat, SysInfo)), + wxSizer:add(Sizer, FPanel0, [{flag, ?wxEXPAND bor ?wxTOP bor ?wxBOTTOM bor ?wxLEFT}, + {proportion, 1}, {border, 5}]), + wxSizer:add(Sizer, FPanel1, [{flag, ?wxEXPAND bor ?wxTOP bor ?wxBOTTOM bor ?wxRIGHT}, + {proportion, 1}, {border, 5}]), + wxPanel:setSizer(Panel, Sizer), + Timer = observer_lib:start_timer(10), + {Panel, #sys_wx_state{parent=Parent, + parent_notebook=Notebook, + panel=Panel, sizer=Sizer, + timer=Timer, fields=Fields0 ++ Fields1}}. + +create_sys_menu(Parent) -> + View = {"View", [#create_menu{id = ?ID_REFRESH, text = "Refresh\tCtrl-R"}, + #create_menu{id = ?ID_REFRESH_INTERVAL, text = "Refresh interval"}]}, + observer_wx:create_menus(Parent, [View]). + +update_syspage(#sys_wx_state{node = Node, fields=Fields, sizer=Sizer}) -> + SysInfo = observer_wx:try_rpc(Node, observer_backend, sys_info, []), + {Info, Stat} = info_fields(), + observer_lib:update_info(Fields, observer_lib:fill_info(Info, SysInfo) ++ + observer_lib:fill_info(Stat, SysInfo)), + wxSizer:layout(Sizer). + +info_fields() -> + Info = [{"System and Architecture", + [{"System Version", otp_release}, + {"Erts Version", version}, + {"Compiled for", system_architecture}, + {"Emulator Wordsize", wordsize_external}, + {"Process Wordsize", wordsize_internal}, + {"Smp Support", smp_support}, + {"Thread Support", threads}, + {"Async thread pool size", thread_pool_size} + ]}, + {"CPU's and Threads", + [{"System Logical CPU's", logical_processors}, + {"Erlang Logical CPU's", logical_processors_online}, + {"Used Logical CPU's", logical_processors_available} + ]} + ], + Stat = [{"Memory Usage", right, + [{"Total", {bytes, total}}, + {"Processes", {bytes, processes}}, + {"Atoms", {bytes, atom}}, + {"Binaries", {bytes, binary}}, + {"Code", {bytes, code}}, + {"Ets", {bytes, ets}} + ]}, + {"Statistics", right, + [{"Up time", {time_ms, uptime}}, + {"Max Processes", process_limit}, + {"Processes", process_count}, + {"Run Queue", run_queue}, + {"IO Input", {bytes, io_input}}, + {"IO Output", {bytes, io_output}} + ]} + ], + {Info, Stat}. + +%%%%%%%%%%%%%%%%%%%%%%% Callbacks %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +handle_info(refresh_interval, #sys_wx_state{panel = Panel, + node = Node} = State) -> + try + update_syspage(State) + catch error:{badrpc, _} -> + observer_wx:return_to_localnode(Panel, Node) + end, + {noreply, State}; + +handle_info({active, Node}, #sys_wx_state{parent = Parent, panel = Panel, + timer = Timer} = State) -> + UpdState = State#sys_wx_state{node = Node}, + create_sys_menu(Parent), + try + update_syspage(UpdState), + {noreply, UpdState#sys_wx_state{timer=observer_lib:start_timer(Timer)}} + catch error:{badrpc, _} -> + observer_wx:return_to_localnode(Panel, Node), + {noreply, State} + end; + +handle_info(not_active, #sys_wx_state{timer = Timer} = State) -> + {noreply, State#sys_wx_state{timer = observer_lib:stop_timer(Timer)}}; + +handle_info(Info, State) -> + io:format("~p:~p: Unhandled info: ~p~n", [?MODULE, ?LINE, Info]), + {noreply, State}. + +terminate(_Reason, _State) -> + ok. + +code_change(_, _, State) -> + {stop, not_yet_implemented, State}. + +handle_call(Msg, _From, State) -> + io:format("~p~p: Unhandled Call ~p~n",[?MODULE, ?LINE, Msg]), + {reply, ok, State}. + +handle_cast(Msg, State) -> + io:format("~p~p: Unhandled cast ~p~n",[?MODULE, ?LINE, Msg]), + {noreply, State}. + +handle_event(#wx{id = ?ID_REFRESH, event = #wxCommand{type = command_menu_selected}}, + #sys_wx_state{node = Node, panel = Panel} = State) -> + try + update_syspage(State) + catch error:{badrpc, _} -> + observer_wx:return_to_localnode(Panel, Node) + end, + {noreply, State}; + +handle_event(#wx{id = ?ID_REFRESH_INTERVAL, + event = #wxCommand{type = command_menu_selected}}, + #sys_wx_state{timer = Timer0, parent_notebook = Notebook} = State) -> + Timer = observer_lib:interval_dialog(Notebook, Timer0, 1, 5*60), + {noreply, State#sys_wx_state{timer=Timer}}; + +handle_event(Event, State) -> + io:format("~p:~p: Unhandled event ~p\n", [?MODULE,?LINE,Event]), + {noreply, State}. |