wx: Generate doc into src code (again)

So wx can be patched in the future.

lib/wx/api_gen/gen_util.erl

@@ -77,7 +77,7 @@ close() ->
 			copyright -> %% We ignore copyright changes only
 			    ok = file:delete(File ++ ".temp");
 			_ ->
-			    io:format("Diff in ~s~n~.1000s ~n", [File, string:trim(Diff)]),
+			    io:format("Diff in ~s~n~.1000ts ~n", [File, string:trim(Diff)]),
 			    case file:rename(File ++ ".temp", File) of
 				ok -> ok;
 				_ ->  io:format("*****  Failed to save file ~p ~n",[File])
@@ -90,7 +90,7 @@ close() ->
 
 check_diff(Diff) ->
     try
-	[_,D1,_,D2|Tail] = re:split(Diff, "\n"),
+	[_,D1,_,D2|Tail] = re:split(Diff, "\n", [unicode]),
 	case Tail of
 	    [] -> ok;
 	    [<<>>] -> ok;

lib/wx/api_gen/wx_extra/wxEvtHandler.erl

@@ -1,25 +1,32 @@
 %% This module is actually handwritten see ../api_gen/wx_extra/wxEvtHandler.erl
 %%
-%% @doc The Event handler.
-%%
-%% To get events from wxwidgets objects you subscribe to them by
-%% calling connect/[2-3].  Events are sent as messages, if no callback
-%% was supplied  These messages will be {@link wx(). #wx{}} where
-%% EventRecord is a record that depends on the {@link
-%% wxEventType(). event type}.  The records are defined in:
-%% wx/include/wx.hrl.
-%%
-%% If a callback was supplied to connect, the callback will be invoked
-%% (in another process) to handle the event. The callback should be of
-%% arity 2.  fun(EventRecord::wx(), EventObject::wxObject()).
-%%
-%% Beware that the callback will be executed in a new process each time.
-%%
-%% <a href="http://www.wxwidgets.org/manuals/stable/wx_wxevthandler.html">
-%% The original documentation</a>. 
-%%
-%%
 -module(wxEvtHandler).
+-moduledoc """
+The Event handler
+
+A class that can handle events from the windowing system. `m:wxWindow` is (and
+therefore all window classes are) derived from this class.
+
+To get events from wxwidgets objects you subscribe to them by calling `connect/3`.
+
+If the `callback` option is not supplied events are sent as messages.
+
+These messages will be `#wx{}` where `EventRecord` is a record that depends on
+the `wxEventType`. The records are defined in: `wx/include/wx.hrl`.
+
+If a callback was supplied to connect, the callback will be invoked (in another
+process) to handle the event. The callback should be of arity 2.
+
+`fun Callback (EventRecord::wx(), EventObject::wxObject()).`
+
+Note: The callback will be in executed in new process each time.
+
+See:
+[Overview events](https://docs.wxwidgets.org/3.2/overview_events.html#overview_events_processing)
+
+wxWidgets docs:
+[wxEvtHandler](https://docs.wxwidgets.org/3.2/classwx_evt_handler.html)
+""".
 -include("wxe.hrl").
 -include("../include/wx.hrl").
 
@@ -32,30 +39,37 @@
 -export_type([wxEvtHandler/0, wx/0, event/0]).
 -type wxEvtHandler() :: wx:wx_object().
 
-%% @doc Equivalent to {@link connect/3. connect(This, EventType, [])}
+-doc(#{equiv => connect(This, EventType, [])}).
 -spec connect(This::wxEvtHandler(), EventType::wxEventType()) -> 'ok'.
 connect(This, EventType) ->
     connect(This, EventType, []).
 
-%% @doc This function subscribes the to events of EventType,
-%% in the range id, lastId. The events will be received as messages 
-%% if no callback is supplied.
-%%
-%% Options: 
-%%    {id, integer()},      The identifier (or first of the identifier range) to be 
-%%                            associated with this event handler. 
-%%                          Default ?wxID_ANY
-%%    {lastId, integer()},  The second part of the identifier range. 
-%%                          If used 'id' must be set as the starting identifier range.
-%%                          Default ?wxID_ANY
-%%    {skip,  boolean()},   If skip is true further event_handlers will be called.
-%%                          This is not used if the 'callback' option is used. 
-%%                          Default false.
-%%    callback              Use `wx_object' callback `handle_sync_event/3'.
-%%    {callback, function()} Use a callback fun(EventRecord::wx(), EventObject::wxObject()) 
-%%                          to process the event. Default not specified i.e. a message will
-%%                          be delivered to the process calling this function.
-%%    {userData, term()}    An erlang term that will be sent with the event. Default: [].
+-doc """
+This function subscribes to events.
+
+Subscribes to events of type `EventType`, in the range `id`, `lastId`.
+
+The events will be received as messages if no callback is supplied.
+
+Options
+
+id:`{id, integer()} `The identifier (or first of the identifier range) to be
+associated with this event handler. Default is ?wxID_ANY
+
+lastid:`{lastId,integer()} `The second part of the identifier range. If used
+'id' must be set as the starting identifier range. Default is ?wxID_ANY
+
+skip:`{skip,boolean()} `If skip is true further event_handlers will be called.
+This is not used if the 'callback' option is used. Default is `false`.
+
+callback:`{callback,function()} `Use a
+callback`fun(EventRecord::wx(),EventObject::wxObject()) `to process the event.
+Default not specified i.e. a message will be delivered to the process calling
+this function.
+
+userData:`{userData,term()} `An erlang term that will be sent with the event.
+Default: [].
+""".
 -spec connect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> 'ok' when
       Option :: {'id', integer()} | {'lastId', integer()} | {'skip', boolean()} |
 		'callback' | {'callback', function()} | {'userData', term()}.
@@ -97,24 +111,24 @@ parse_opts([], Opts = #evh{id=Id,lastId=Lid,skip=Skip, cb=CB}) ->
 	    Opts
     end.
 
-
-%% @doc Equivalent to {@link disconnect/3. disconnect(This, null, [])}
-%% Can also have an optional callback Fun() as an additional last argument.
+-doc(#{equiv => disconnect(This, null, [])}).
 -spec disconnect(This::wxEvtHandler()) -> boolean().
 disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}) ->
     ?CLASS(ThisT,wxEvtHandler),
     disconnect(This, null, []).
 
-%% @doc Equivalent to {@link disconnect/3. disconnect(This, EventType, [])}
+-doc(#{equiv => disconnect(This, EventType, [])}).
 -spec disconnect(This::wxEvtHandler(), EventType::wxEventType()) -> boolean().
 disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType) when is_atom(EventType) ->
     ?CLASS(ThisT,wxEvtHandler),
     disconnect(This, EventType, []).
 
-%% @doc See <a href="http://www.wxwidgets.org/manuals/stable/wx_wxevthandler.html#wxevthandlerdisconnect">external documentation</a>
-%% This function unsubscribes the process or callback fun from the event handler.
-%% EventType may be the atom 'null' to match any eventtype.
-%% Notice that the options skip and userdata is not used to match the eventhandler.
+-doc """
+This function unsubscribes the process or callback fun from the event handler.
+
+EventType may be the atom 'null' to match any eventtype. Notice that the options
+skip and userdata is not used to match the eventhandler.
+""".
 -spec disconnect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> boolean() when
       Option :: {'id', integer()} | {'lastId', integer()} | {'callback', function()}.
 disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType, Opts) ->
@@ -127,8 +141,7 @@ disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType, Opts) ->
 	    Bool
     end.
 
-
-%% @hidden
+-doc false.
 connect_impl(#wx_ref{type=ThisT}=This,
 	     #evh{id=Winid, lastId=LastId, et=EventType,
 		  skip=Skip, userdata=UserData, cb=FunID})
@@ -137,7 +150,7 @@ connect_impl(#wx_ref{type=ThisT}=This,
                        FunID, EventType, ThisT, ?get_env(), 100),
     wxe_util:rec(100).
 
-%% @hidden
+-doc false.
 disconnect_impl(#wx_ref{type=_ThisT}=This,
 		#evh{id=Winid, lastId=LastId, et=EventType,
 		     handler=#wx_ref{type=wxeEvtListener}=EvtList}) ->

lib/wx/api_gen/wx_extra/wxPrintout.erl

@@ -20,11 +20,21 @@
 <<EXPORT:wxPrintout new/2,new/3 wxPrintout:EXPORT>>
 
 <<wxPrintout
-%% @doc @equiv new(Title, OnPrintPage, [])
+-doc(#{equiv => new/3}).
 -spec new(Title::string(), OnPrintPage::function()) -> wxPrintout:wxPrintout().
 new(Title, OnPrintPage) ->
     new(Title, OnPrintPage, []).
 
+-doc """
+Constructor.
+
+Creates a `m:wxPrintout` object with a callback fun and optionally other
+callback funs. The `This` argument is the `m:wxPrintout` object reference to
+this object
+
+Notice: The callbacks may not call other processes.
+""".
+
 -spec new(Title::string(), OnPrintPage, [Option]) ->
           wxPrintout:wxPrintout() when
       OnPrintPage :: fun((wxPrintout(), Page::integer()) -> boolean()),

lib/wx/api_gen/wx_gen.erl

@@ -50,7 +50,7 @@ safe(What, QuitOnErr) ->
     catch Err:Reason:Stacktrace ->
 	    io:format("Error in ~p ~p~n", [get(current_class),get(current_func)]),
 	    %%erlang:display({Err,Reason,Stacktrace}),
-            io:format("~p:~p:~n ~p~n~n",[Err,Reason,Stacktrace]),
+            io:format("~p:~P:~n ~p~n~n",[Err,Reason, 30, Stacktrace]),
 	    catch gen_util:close(),
             timer:sleep(1500),
 	    QuitOnErr andalso gen_util:halt(1)
@@ -69,7 +69,7 @@ gen_code() ->
     Defs = translate_enums(Defs2),
     wx_gen_erl:gen(Defs),
     wx_gen_nif:gen(Defs),
-    wx_gen_doc:gen(Defs),
+    %% wx_gen_doc:gen(Defs),
     ok.
 
 -record(hs,{alias,skip,fs,fopt,ev,acc,info}).