diff options
Diffstat (limited to 'lib/observer')
| -rw-r--r-- | lib/observer/src/observer_app_wx.erl | 7 | ||||
| -rw-r--r-- | lib/observer/src/observer_perf_wx.erl | 32 |
2 files changed, 30 insertions, 9 deletions
diff --git a/lib/observer/src/observer_app_wx.erl b/lib/observer/src/observer_app_wx.erl index 62046577ad..7b4f7c4ce5 100644 --- a/lib/observer/src/observer_app_wx.erl +++ b/lib/observer/src/observer_app_wx.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2011. All Rights Reserved. +%% Copyright Ericsson AB 2011-2012. 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 @@ -106,6 +106,7 @@ init([Notebook, Parent]) -> LinkPen = wxPen:new(SelCol, [{width, 2}]), %% GC = wxGraphicsContext:create(DrawingArea), %% _Font = wxGraphicsContext:createFont(GC, DefFont), + process_flag(trap_exit, true), {Panel, #state{parent=Parent, panel =Panel, apps_w=Apps, @@ -269,6 +270,10 @@ handle_info({delivery, Pid, app, Curr, AppData}, wxWindow:layout(Panel), {noreply, State#state{app=App, sel=undefined}}; +handle_info({'EXIT', _, noconnection}, State) -> + {noreply, State}; +handle_info({'EXIT', _, normal}, State) -> + {noreply, State}; handle_info(_Event, State) -> %% io:format("~p:~p: ~p~n",[?MODULE,?LINE,_Event]), {noreply, State}. diff --git a/lib/observer/src/observer_perf_wx.erl b/lib/observer/src/observer_perf_wx.erl index 48ae74cce1..3b6befdf9b 100644 --- a/lib/observer/src/observer_perf_wx.erl +++ b/lib/observer/src/observer_perf_wx.erl @@ -108,14 +108,15 @@ handle_event(Event, _State) -> %%%%%%%%%% handle_sync_event(#wx{id=Id, event = #wxPaint{}},_, - #state{offset=Offset, paint=Paint, windows=Windows, data=Data}) -> + #state{active=Active, offset=Offset, paint=Paint, + windows=Windows, data=Data}) -> %% PaintDC must be created in a callback to work on windows. Panel = element(Id, Windows), DC = wxPaintDC:new(Panel), %% Nothing is drawn until wxPaintDC is destroyed. - try draw(Offset, Id, DC, Panel, Paint, Data) + try draw(Offset, Id, DC, Panel, Paint, Data, Active) catch _:Err -> - io:format("Crash ~p ~p~n",[Err, erlang:get_stacktrace()]) + io:format("Internal error ~p ~p~n",[Err, erlang:get_stacktrace()]) end, wxPaintDC:destroy(DC), ok. @@ -149,15 +150,17 @@ handle_info({refresh, Seq, Freq}, State = #state{panel=Panel, offset=Prev}) -> {noreply, State#state{offset=Seq/Freq}} end; -handle_info({active, Node}, State = #state{parent=Parent, appmon=Old}) -> +handle_info({active, Node}, State = #state{parent=Parent, panel=Panel, appmon=Old}) -> create_menus(Parent, []), try Node = node(Old), + wxWindow:refresh(Panel), {noreply, State#state{active=true}} catch _:_ -> catch Old ! exit, Me = self(), Pid = spawn_link(Node, observer_backend, fetch_stats, [Me, 1000]), + wxWindow:refresh(Panel), {noreply, State#state{active=true, appmon=Pid, data={0, queue:new()}}} end; @@ -169,7 +172,7 @@ handle_info({'EXIT', Old, _}, State = #state{appmon=Old}) -> {noreply, State#state{active=false, appmon=undefined}}; handle_info(_Event, State) -> - io:format("~p:~p: ~p~n",[?MODULE,?LINE,_Event]), + %% io:format("~p:~p: ~p~n",[?MODULE,?LINE,_Event]), {noreply, State}. %%%%%%%%%% @@ -238,7 +241,10 @@ calc_delta([{Id, WN, TN}|Ss], [{Id, WP, TP}|Ps]) -> calc_delta([], []) -> []. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -draw(Offset, Id, DC, Panel, Paint=#paint{pens=Pens}, Data) -> +draw(Offset, Id, DC, Panel, Paint=#paint{pens=Pens, small=Small}, Data, Active) -> + %% This can be optimized a lot by collecting data once + %% and draw to memory and then blit memory and only draw new entries in new memory + %% area. {Len, Max0, Hs} = collect_data(Id, Data), Max = calc_max(Max0), NoGraphs = try tuple_size(hd(Hs)) catch _:_ -> 0 end, @@ -250,12 +256,21 @@ draw(Offset, Id, DC, Panel, Paint=#paint{pens=Pens}, Data) -> _ -> Draw = fun(N) -> Lines = make_lines(Hs, Start, N, {X0,round(Max*HS)}, Y0, WS, HS), - wxDC:setPen(DC, element(1+ (N-1 rem tuple_size(Pens)) , Pens)), + wxDC:setPen(DC, element(1+ ((N-1) rem tuple_size(Pens)), Pens)), wxDC:drawLines(DC, Lines), N+1 end, [Draw(I) || I <- lists:seq(NoGraphs, 1, -1)] end, + case Active of + false -> + NotActive = "Service not available", + wxDC:setTextForeground(DC, {0,0,0}), + wxDC:setFont(DC, Small), + wxDC:drawText(DC, NotActive, {X0 + 100, element(2,Size) div 2}); + true -> + ignore + end, ok. make_lines(Ds = [Data|_], PX, N, Clip, ZeroY, WS, HS) -> @@ -393,7 +408,8 @@ draw_borders(Type, NoGraphs, DC, {W,H}, Max, if PenId == 0 -> wxDC:setTextForeground(DC, {0,0,0}); PenId > 0 -> - wxDC:setTextForeground(DC, element(PenId, colors())) + Id = 1 + ((PenId-1) rem tuple_size(colors())), + wxDC:setTextForeground(DC, element(Id, colors())) end, wxDC:drawText(DC, Str, {X, Y}), {StrW, _} = wxDC:getTextExtent(DC, Str), |