diff options
Diffstat (limited to 'lib/wx/src/wx_object.erl')
-rw-r--r-- | lib/wx/src/wx_object.erl | 116 |
1 files changed, 53 insertions, 63 deletions
diff --git a/lib/wx/src/wx_object.erl b/lib/wx/src/wx_object.erl index bfd38960dd..80f8937656 100644 --- a/lib/wx/src/wx_object.erl +++ b/lib/wx/src/wx_object.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2010. All Rights Reserved. +%% Copyright Ericsson AB 2008-2011. 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 @@ -108,7 +108,38 @@ get_pid/1 ]). --export([behaviour_info/1]). +%% -export([behaviour_info/1]). +-callback init(Args :: term()) -> + {#wx_ref{}, State :: term()} | {#wx_ref{}, State :: term(), timeout() | hibernate} | + {stop, Reason :: term()} | ignore. +-callback handle_event(Request :: #wx{}, State :: term()) -> + {noreply, NewState :: term()} | + {noreply, NewState :: term(), timeout() | hibernate} | + {stop, Reason :: term(), NewState :: term()}. +-callback handle_call(Request :: term(), From :: {pid(), Tag :: term()}, + State :: term()) -> + {reply, Reply :: term(), NewState :: term()} | + {reply, Reply :: term(), NewState :: term(), timeout() | hibernate} | + {noreply, NewState :: term()} | + {noreply, NewState :: term(), timeout() | hibernate} | + {stop, Reason :: term(), Reply :: term(), NewState :: term()} | + {stop, Reason :: term(), NewState :: term()}. +-callback handle_cast(Request :: term(), State :: term()) -> + {noreply, NewState :: term()} | + {noreply, NewState :: term(), timeout() | hibernate} | + {stop, Reason :: term(), NewState :: term()}. +-callback handle_info(Info :: timeout() | term(), State :: term()) -> + {noreply, NewState :: term()} | + {noreply, NewState :: term(), timeout() | hibernate} | + {stop, Reason :: term(), NewState :: term()}. +-callback terminate(Reason :: (normal | shutdown | {shutdown, term()} | + term()), + State :: term()) -> + term(). +-callback code_change(OldVsn :: (term() | {down, term()}), State :: term(), + Extra :: term()) -> + {ok, NewState :: term()} | {error, Reason :: term()}. + %% System exports -export([system_continue/3, @@ -125,15 +156,15 @@ %%% API %%%========================================================================= %% @hidden -behaviour_info(callbacks) -> - [{init,1}, - {handle_call,3}, - {handle_info,2}, - {handle_event,2}, - {terminate,2}, - {code_change,3}]; -behaviour_info(_Other) -> - undefined. +%% behaviour_info(callbacks) -> +%% [{init,1}, +%% {handle_call,3}, +%% {handle_info,2}, +%% {handle_event,2}, +%% {terminate,2}, +%% {code_change,3}]; +%% behaviour_info(_Other) -> +%% undefined. %% ----------------------------------------------------------------- @@ -226,9 +257,11 @@ call(Name, Request, Timeout) when is_atom(Name) orelse is_pid(Name) -> %% Invokes handle_cast(Request, State) in the server cast(#wx_ref{state=Pid}, Request) when is_pid(Pid) -> - Pid ! {'$gen_cast',Request}; + Pid ! {'$gen_cast',Request}, + ok; cast(Name, Request) when is_atom(Name) orelse is_pid(Name) -> - Name ! {'$gen_cast',Request}. + Name ! {'$gen_cast',Request}, + ok. %% @spec (Ref::wxObject()) -> pid() %% @doc Get the pid of the object handle. @@ -258,9 +291,10 @@ init_it(Starter, self, Name, Mod, Args, Options) -> init_it(Starter, self(), Name, Mod, Args, Options); init_it(Starter, Parent, Name, Mod, Args, [WxEnv|Options]) -> case WxEnv of - undefined -> ok; + undefined -> ok; _ -> wx:set_env(WxEnv) end, + put('_wx_object_', {Mod,'_wx_init_'}), Debug = debug_options(Name, Options), case catch Mod:init(Args) of {#wx_ref{} = Ref, State} -> @@ -350,57 +384,16 @@ handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod) -> {noreply, NState, Time1} -> loop(Parent, Name, NState, Mod, Time1, []); {stop, Reason, Reply, NState} -> - {'EXIT', R} = + {'EXIT', R} = (catch terminate(Reason, Name, Msg, Mod, NState, [])), reply(From, Reply), exit(R); Other -> handle_common_reply(Other, Name, Msg, Mod, State, []) end; - -handle_msg(Msg = {_,_,'_wx_invoke_cb_'}, Parent, Name, State, Mod) -> - Reply = dispatch_cb(Msg, Mod, State), - handle_no_reply(Reply, Parent, Name, Msg, Mod, State, []); handle_msg(Msg, Parent, Name, State, Mod) -> Reply = (catch dispatch(Msg, Mod, State)), handle_no_reply(Reply, Parent, Name, Msg, Mod, State, []). -%% @hidden -dispatch_cb({{Msg=#wx{}, Obj=#wx_ref{}}, _, '_wx_invoke_cb_'}, Mod, State) -> - Callback = fun() -> - wxe_util:cast(?WXE_CB_START, <<>>), - case Mod:handle_sync_event(Msg, Obj, State) of - ok -> <<>>; - noreply -> <<>>; - Other -> - Args = [Msg, Obj, State], - MFA = {Mod, handle_sync_event, Args}, - exit({bad_return, Other, MFA}) - end - end, - wxe_server:invoke_callback(Callback), - {noreply, State}; -dispatch_cb({Func, ArgList, '_wx_invoke_cb_'}, Mod, State) -> - try %% This don't work yet.... - [#wx_ref{type=ThisClass}] = ArgList, - case Mod:handle_overloaded(Func, ArgList, State) of - {reply, CBReply, NState} -> - ThisClass:send_return_value(Func, CBReply), - {noreply, NState}; - {reply, CBReply, NState, Time1} -> - ThisClass:send_return_value(Func, CBReply), - {noreply, NState, Time1}; - {noreply, NState} -> - ThisClass:send_return_value(Func, <<>>), - {noreply, NState}; - {noreply, NState, Time1} -> - ThisClass:send_return_value(Func, <<>>), - {noreply, NState, Time1}; - Other -> Other - end - catch _Err:Reason -> - %% Hopefully we can release the wx-thread with this - wxe_util:cast(?WXE_CB_RETURN, <<>>), - {'EXIT', {Reason, erlang:get_stacktrace()}} - end. + %% @hidden handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod, Debug) -> case catch Mod:handle_call(Msg, From, State) of @@ -426,9 +419,6 @@ handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod, Debug) -> Other -> handle_common_reply(Other, Name, Msg, Mod, State, Debug) end; -handle_msg(Msg = {_,_,'_wx_invoke_cb_'}, Parent, Name, State, Mod, Debug) -> - Reply = dispatch_cb(Msg, Mod, State), - handle_no_reply(Reply, Parent, Name, Msg, Mod, State, Debug); handle_msg(Msg, Parent, Name, State, Mod, Debug) -> Reply = (catch dispatch(Msg, Mod, State)), handle_no_reply(Reply, Parent, Name, Msg, Mod, State, Debug). @@ -537,16 +527,16 @@ error_info(_Reason, application_controller, _Msg, _State, _Debug) -> error_info(Reason, Name, Msg, State, Debug) -> Reason1 = case Reason of - {undef,[{M,F,A}|MFAs]} -> + {undef,[{M,F,A,L}|MFAs]} -> case code:is_loaded(M) of false -> - {'module could not be loaded',[{M,F,A}|MFAs]}; + {'module could not be loaded',[{M,F,A,L}|MFAs]}; _ -> case erlang:function_exported(M, F, length(A)) of true -> Reason; false -> - {'function not exported',[{M,F,A}|MFAs]} + {'function not exported',[{M,F,A,L}|MFAs]} end end; _ -> |