From ce28e4940a6d313db19d996ff3cece21d7372a7b Mon Sep 17 00:00:00 2001
From: Dan Gudmundsson <dgud@ubuntu.(none)>
Date: Wed, 5 Feb 2014 20:19:41 +0100
Subject: wx: Rewrite eventhandling again

Remove the extra wxEvtListener that only caused confusion,
now everything is automatically cleaned up by the destructors
and event sent to erlang when it becomes delete for all cases.
---
 lib/wx/src/gen/wxEvtHandler.erl | 48 +++++++++++------------------------------
 1 file changed, 12 insertions(+), 36 deletions(-)

(limited to 'lib/wx/src/gen/wxEvtHandler.erl')

diff --git a/lib/wx/src/gen/wxEvtHandler.erl b/lib/wx/src/gen/wxEvtHandler.erl
index 22c203392c..44b7254cfb 100644
--- a/lib/wx/src/gen/wxEvtHandler.erl
+++ b/lib/wx/src/gen/wxEvtHandler.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2012. 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
@@ -46,15 +46,11 @@
 -export([connect/2, connect/3, disconnect/1, disconnect/2, disconnect/3]).
 
 %% internal exports
--export([connect_impl/3, disconnect_impl/2, disconnect_impl/3, 
-	 new_evt_listener/0, destroy_evt_listener/1, 
-	 get_callback/1, replace_fun_with_id/2]).
+-export([connect_impl/2, disconnect_impl/2]).
 
 -export_type([wxEvtHandler/0, wx/0, event/0]).
 -type wxEvtHandler() :: wx:wx_object().
 
--record(evh, {et=null,id=?wxID_ANY,lastId=?wxID_ANY,skip=undefined,userdata=[],cb=0}).
-
 %% @doc Equivalent to {@link connect/3. connect(This, EventType, [])}
 -spec connect(This::wxEvtHandler(), EventType::wxEventType()) -> ok.
 connect(This, EventType) ->
@@ -149,55 +145,35 @@ disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType, Opts) ->
 
 
 %% @hidden
-connect_impl(#wx_ref{type=wxeEvtListener,ref=EvtList}, 
-	     #wx_ref{type=ThisT,ref=ThisRef}, 
-	     #evh{id=Winid, lastId=LastId, et=EventType, 
-		  skip=Skip, userdata=Userdata, cb=FunID}) 
+connect_impl(#wx_ref{type=ThisT,ref=ThisRef},
+	     #evh{id=Winid, lastId=LastId, et=EventType,
+		  skip=Skip, userdata=Userdata, cb=FunID})
   when is_integer(FunID)->
     EventTypeBin = list_to_binary([atom_to_list(EventType)|[0]]),
     ThisTypeBin = list_to_binary([atom_to_list(ThisT)|[0]]),
     UD = if Userdata =:= [] -> 0;
-	    true -> 
+	    true ->
 		 wxe_util:send_bin(term_to_binary(Userdata)),
 		 1
 	 end,
-    wxe_util:call(100, <<EvtList:32/?UI,ThisRef:32/?UI,
+    wxe_util:call(100, <<ThisRef:32/?UI,
 			Winid:32/?UI,LastId:32/?UI,
 			(wxe_util:from_bool(Skip)):32/?UI,
 			UD:32/?UI,
 			FunID:32/?UI,
 			(size(EventTypeBin)):32/?UI,
-			(size(ThisTypeBin)):32/?UI, 
+			(size(ThisTypeBin)):32/?UI,
 			%% Note no alignment
 			EventTypeBin/binary,ThisTypeBin/binary>>).
 
 %% @hidden
-disconnect_impl(Listener, Object) ->
-    disconnect_impl(Listener, Object, #evh{}).
-%% @hidden
-disconnect_impl(#wx_ref{type=wxeEvtListener,ref=EvtList}, 
-		#wx_ref{type=_ThisT,ref=ThisRef}, 
-		#evh{id=Winid, lastId=LastId, et=EventType}) ->
+disconnect_impl(#wx_ref{type=_ThisT,ref=ThisRef},
+		#evh{id=Winid, lastId=LastId, et=EventType,
+		     handler=#wx_ref{type=wxeEvtListener,ref=EvtList}}) ->
     EventTypeBin = list_to_binary([atom_to_list(EventType)|[0]]),
-    wxe_util:call(101, <<EvtList:32/?UI, 
+    wxe_util:call(101, <<EvtList:32/?UI,
 			ThisRef:32/?UI,Winid:32/?UI,LastId:32/?UI,
 			(size(EventTypeBin)):32/?UI,
 			%% Note no alignment
 			EventTypeBin/binary>>).
 
-%% @hidden
-new_evt_listener() ->
-    wxe_util:call(98, <<>>).
-
-%% @hidden
-destroy_evt_listener(#wx_ref{type=wxeEvtListener,ref=EvtList}) ->
-    wxe_util:call(99, <<EvtList:32/?UI>>).
-
-%% @hidden
-get_callback(#evh{cb=Callback}) ->
-    Callback.
-
-%% @hidden
-replace_fun_with_id(Evh, Id) ->
-    Evh#evh{cb=Id}.
-
-- 
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