diff options
Diffstat (limited to 'lib/observer')
| -rw-r--r-- | lib/observer/src/observer_procinfo.erl | 56 |
1 files changed, 55 insertions, 1 deletions
diff --git a/lib/observer/src/observer_procinfo.erl b/lib/observer/src/observer_procinfo.erl index 45218c177b..f234218017 100644 --- a/lib/observer/src/observer_procinfo.erl +++ b/lib/observer/src/observer_procinfo.erl @@ -64,6 +64,7 @@ init([Pid, ParentFrame, Parent]) -> MessagePage = init_panel(Notebook, "Messages", Pid, fun init_message_page/2), DictPage = init_panel(Notebook, "Dictionary", Pid, fun init_dict_page/2), StackPage = init_panel(Notebook, "Stack Trace", Pid, fun init_stack_page/2), + StatePage = init_panel(Notebook, "State", Pid, fun init_state_page/2), wxFrame:connect(Frame, close_window), wxMenu:connect(Frame, command_menu_selected), @@ -72,7 +73,7 @@ init([Pid, ParentFrame, Parent]) -> {Frame, #state{parent=Parent, pid=Pid, frame=Frame, - pages=[ProcessPage,MessagePage,DictPage,StackPage] + pages=[ProcessPage,MessagePage,DictPage,StackPage,StatePage] }} catch error:{badrpc, _} -> observer_wx:return_to_localnode(ParentFrame, node(Pid)), @@ -235,6 +236,59 @@ init_stack_page(Parent, Pid) -> Update(), {LCtrl, Update}. + +init_state_page(Parent, Pid) -> + Text = init_text_page(Parent), + Update = fun() -> + %% First, test if sys:get_status/2 have any chance to return an answer + case rpc:call(node(Pid), proc_lib, translate_initial_call, [Pid]) + of + %% Not a gen process + {proc_lib,init_p,5} -> Misc = [{"Information", "Not available"}]; + %% May be a gen process + {M, _F, _A} -> + %% Get the behavio(u)r + I = rpc:call(node(Pid), M, module_info, [attributes]), + case lists:keyfind(behaviour, 1, I) of + false -> case lists:keyfind(behavior, 1, I) of + false -> B = undefined; + {behavior, [B]} -> B + end; + {behaviour, [B]} -> B + end, + %% but not sure that system messages are treated by this process + %% so using a rpc with a small timeout in order not to lag the display + case rpc:call(node(Pid), sys, get_status, [Pid, 200]) + of + {status, _, {module, _}, [_PDict, _SysState, _Parent, _Dbg, + [Header,{data, First},{data, Second}]]} -> + Misc = [{"Behaviour", B}] ++ [Header] ++ First ++ Second; + {status, _, {module, _}, [_PDict, _SysState, _Parent, _Dbg, + [Header,{data, First}, OtherFormat]]} -> + Misc = [{"Behaviour", B}] ++ [Header] ++ First ++ [{"State",OtherFormat}]; + {status, _, {module, _}, [_PDict, _SysState, _Parent, _Dbg, + OtherFormat]} -> + %% Formatted status ? + case lists:keyfind(format_status, 1, rpc:call(node(Pid), M, module_info, [exports])) of + false -> Opt = {"Format", unknown}; + _ -> Opt = {"Format", overriden} + end, + Misc = [{"Behaviour", B}] ++ [Opt, {"State",OtherFormat}]; + {badrpc,{'EXIT',{timeout, _}}} -> + Misc = [{"Information","Timed out"}, + {"Tip","system messages are probably not treated by this process"}] + end; + _ -> Misc=[], throw(process_undefined) + end, + Dict = [io_lib:format("~-20.s ~tp~n", [K, V]) || {K, V} <- Misc], + Last = wxTextCtrl:getLastPosition(Text), + wxTextCtrl:remove(Text, 0, Last), + wxTextCtrl:writeText(Text, Dict) + end, + Update(), + {Text, Update}. + + create_menus(MenuBar) -> Menus = [{"File", [#create_menu{id=?wxID_CLOSE, text="Close"}]}, {"View", [#create_menu{id=?REFRESH, text="Refresh\tCtrl-R"}]}], |