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authorSiri Hansen <[email protected]>2014-05-12 14:49:53 +0200
committerSiri Hansen <[email protected]>2014-05-28 10:19:43 +0200
commit154a057dcbf087deb38b13e97f0a0373e6a72f1d (patch)
treeed0957ed1c4c0c582df3f07b46ffa9503d48121b /lib/wx
parent90b779ed59c734b31d26f0b18571a531923ce9f5 (diff)
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Add synchronous stop function to wx_object
Diffstat (limited to 'lib/wx')
-rw-r--r--lib/wx/src/wx_object.erl39
-rw-r--r--lib/wx/test/wx_event_SUITE.erl7
-rw-r--r--lib/wx/test/wx_obj_test.erl18
3 files changed, 53 insertions, 11 deletions
diff --git a/lib/wx/src/wx_object.erl b/lib/wx/src/wx_object.erl
index 80f8937656..249ea1cee3 100644
--- a/lib/wx/src/wx_object.erl
+++ b/lib/wx/src/wx_object.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2014. 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
@@ -102,6 +102,7 @@
%% API
-export([start/3, start/4,
start_link/3, start_link/4,
+ stop/1, stop/3,
call/2, call/3,
cast/2,
reply/2,
@@ -215,6 +216,42 @@ gen_response({ok, Pid}) ->
gen_response(Reply) ->
Reply.
+%% @spec (Ref::wxObject()|atom()|pid()) -> ok
+%% @doc Stops a generic wx_object server with reason 'normal'.
+%% Invokes terminate(Reason,State) in the server. The call waits until
+%% the process is terminated. If the process does not exist, an
+%% exception is raised.
+stop(Ref = #wx_ref{state=Pid}) when is_pid(Pid) ->
+ try
+ gen:stop(Pid)
+ catch _:ExitReason ->
+ erlang:error({ExitReason, {?MODULE, stop, [Ref]}})
+ end;
+stop(Name) when is_atom(Name) orelse is_pid(Name) ->
+ try
+ gen:stop(Name)
+ catch _:ExitReason ->
+ erlang:error({ExitReason, {?MODULE, stop, [Name]}})
+ end.
+
+%% @spec (Ref::wxObject()|atom()|pid(), Reason::term(), Timeout::timeout()) -> ok
+%% @doc Stops a generic wx_object server with the given Reason.
+%% Invokes terminate(Reason,State) in the server. The call waits until
+%% the process is terminated. If the call times out, or if the process
+%% does not exist, an exception is raised.
+stop(Ref = #wx_ref{state=Pid}, Reason, Timeout) when is_pid(Pid) ->
+ try
+ gen:stop(Pid, Reason, Timeout)
+ catch _:ExitReason ->
+ erlang:error({ExitReason, {?MODULE, stop, [Ref, Reason, Timeout]}})
+ end;
+stop(Name, Reason, Timeout) when is_atom(Name) orelse is_pid(Name) ->
+ try
+ gen:stop(Name, Reason, Timeout)
+ catch _:ExitReason ->
+ erlang:error({ExitReason, {?MODULE, stop, [Name, Reason, Timeout]}})
+ end.
+
%% @spec (Ref::wxObject()|atom()|pid(), Request::term()) -> term()
%% @doc Make a call to a wx_object server.
%% The call waits until it gets a result.
diff --git a/lib/wx/test/wx_event_SUITE.erl b/lib/wx/test/wx_event_SUITE.erl
index 076f16ba16..2c6c59bb55 100644
--- a/lib/wx/test/wx_event_SUITE.erl
+++ b/lib/wx/test/wx_event_SUITE.erl
@@ -542,13 +542,14 @@ handler_clean(_Config) ->
?mt(wxFrame, Frame1),
wxWindow:show(Frame1),
?m([_|_], lists:sort(wx_test_lib:flush())),
- ?m({stop,_}, wx_obj_test:stop(Frame1, fun(_) -> normal end)),
+ ?m(ok, wx_obj_test:stop(Frame1)),
?m([{terminate,normal}], lists:sort(wx_test_lib:flush())),
- Frame2 = wx_obj_test:start([{init, Init}]),
+ Terminate = fun({Frame,_}) -> wxWindow:destroy(Frame) end,
+ Frame2 = wx_obj_test:start([{init, Init}, {terminate, Terminate}]),
wxWindow:show(Frame2),
?m([_|_], lists:sort(wx_test_lib:flush())),
- ?m({stop,_}, wx_obj_test:stop(Frame2, fun(_) -> wxWindow:destroy(Frame2), normal end)),
+ ?m(ok, wx_obj_test:stop(Frame2)),
?m([{terminate,normal}], lists:sort(wx_test_lib:flush())),
timer:sleep(104),
?m({[],[],[]}, white_box_check_event_handlers()),
diff --git a/lib/wx/test/wx_obj_test.erl b/lib/wx/test/wx_obj_test.erl
index f47f2fbc46..6c648c65f8 100644
--- a/lib/wx/test/wx_obj_test.erl
+++ b/lib/wx/test/wx_obj_test.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2011-2013. All Rights Reserved.
+%% 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
@@ -18,7 +18,7 @@
-module(wx_obj_test).
-include_lib("wx/include/wx.hrl").
--export([start/1, stop/2]).
+-export([start/1, stop/1]).
%% wx_object callbacks
-export([init/1, handle_info/2, terminate/2, code_change/3, handle_call/3,
@@ -29,8 +29,8 @@
start(Opts) ->
wx_object:start_link(?MODULE, [{parent, self()}| Opts], []).
-stop(Object, Fun) ->
- wx_object:call(Object, {stop, Fun}).
+stop(Object) ->
+ wx_object:stop(Object).
init(Opts) ->
Parent = proplists:get_value(parent, Opts),
@@ -61,8 +61,6 @@ handle_event(Event, State = #state{parent=Parent}) ->
handle_call(What, From, State = #state{user_state=US}) when is_function(What) ->
Result = What(US),
{reply, {call, Result, From}, State};
-handle_call({stop, Fun}, From, State = #state{user_state=US}) ->
- {stop, Fun(US), {stop, From}, State};
handle_call(What, From, State) ->
{reply, {call, What, From}, State}.
@@ -79,7 +77,13 @@ handle_info(What, State = #state{parent=Pid}) ->
Pid ! {info, What},
{noreply, State}.
-terminate(What, #state{parent=Pid}) ->
+terminate(What, #state{parent=Pid, opts=Opts, user_state=US}) ->
+ case proplists:get_value(terminate, Opts) of
+ undefined ->
+ ok;
+ Terminate ->
+ Terminate(US)
+ end,
Pid ! {terminate, What},
ok.