The R13B03 release.OTP_R13B03

1 files changed, 201 insertions, 0 deletions

diff --git a/lib/wx/src/wxe_util.erl b/lib/wx/src/wxe_util.erl
new file mode 100644
index 0000000000..a2fb4641c9
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+++ b/lib/wx/src/wxe_util.erl
@@ -0,0 +1,201 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2008-2009. 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
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%% 
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%% 
+%% %CopyrightEnd%
+%%%-------------------------------------------------------------------
+%%% File    : wxe_util.erl
+%%% Author  : Dan Gudmundsson <[email protected]>
+%%% Description : 
+%%%
+%%% Created :  9 Feb 2007 by Dan Gudmundsson <[email protected]>
+%%%-------------------------------------------------------------------
+%% @hidden
+-module(wxe_util).
+
+-export([call/2,cast/2,construct/2,
+	 destroy/2, register_pid/1,
+	 connect_cb/2,disconnect_cb/2,
+	 send_bin/1, get_cbId/1,
+	 get_const/1,colour_bin/1,datetime_bin/1,
+	 to_bool/1,from_bool/1]).
+
+-include("wxe.hrl").
+
+
+to_bool(0) -> false;
+to_bool(_) -> true.
+
+from_bool(true) -> 1;
+from_bool(false) -> 0.
+
+colour_bin({R,G,B}) ->
+    <<R:32/?UI,G:32/?UI, B:32/?UI,255:32/?UI>>;
+colour_bin({R,G,B,A}) ->
+    <<R:32/?UI,G:32/?UI, B:32/?UI,A:32/?UI>>.
+
+datetime_bin({{Y,Mo,D},{H,Mi,S}}) ->
+    %% DMY fits wxDaytime constructor
+    %% Also wxDaytime:Month is enum from zero
+    <<D:32/?UI,(Mo-1):32/?UI,Y:32/?UI,H:32/?UI,Mi:32/?UI,S:32/?UI>>.
+
+get_const(Id) ->
+    [{Id, Data}] = ets:lookup(wx_non_consts, Id),
+    Data.
+
+cast(Op,Args) ->
+    #wx_env{port=Port,debug=Dbg} = wx:get_env(),
+    _ = erlang:port_control(Port,Op,Args),
+    case Dbg > 0 of
+	true ->  debug_cast(Dbg band 15, Op,Args,Port);
+	false -> ok
+    end,
+    ok.
+
+call(Op, Args) ->
+    #wx_env{port=Port,debug=Dbg} = wx:get_env(),
+    case Dbg > 0 of
+	false ->	    
+	    _ = erlang:port_control(Port,Op,Args),
+	    rec(Op);
+	true ->
+	    debug_call(Dbg band 15, Op, Args, Port)
+    end.
+	    
+rec(Op) ->
+    receive 
+	{'_wxe_result_', Res} -> Res;
+	{'_wxe_error_', Op, Error} -> 
+	    [{_,MF}] = ets:lookup(wx_debug_info,Op),
+	    erlang:error({Error, MF});
+	{'_wxe_error_', Old, Error} -> 
+	    [{_,MF}] = ets:lookup(wx_debug_info,Old),
+	    erlang:exit({Error, MF})
+    end.
+
+construct(Op, Args) ->
+    call(Op,Args).
+
+destroy(Op, #wx_ref{ref=Ref}) -> 
+    cast(Op,<<Ref:32/?UI>>).
+
+register_pid(#wx_ref{ref=Ref}) ->
+    call(?WXE_REGISTER_OBJECT, <<Ref:32/?UI>>).
+   
+send_bin(Bin) when is_binary(Bin) ->    
+    #wx_env{port=Port,debug=Dbg} = wx:get_env(),
+    case Dbg > 0 of
+	false ->	    
+	    erlang:port_command(Port, Bin);
+	true ->
+	    io:format("WX binary ~p(~p) ~n",[self(), Port]),
+	    erlang:port_command(Port, Bin)
+    end.
+
+get_cbId(Fun) ->
+    gen_server:call((wx:get_env())#wx_env.sv,{register_cb, Fun}, infinity).   
+
+connect_cb(Object,EvData) ->
+    handle_listener(connect_cb, Object, EvData).
+
+disconnect_cb(Object,EvData) ->
+    handle_listener(disconnect_cb, Object, EvData).
+
+handle_listener(Op,Object,EvData) ->
+    Listener = gen_server:call((wx:get_env())#wx_env.sv, {Op,Object,EvData}, infinity),
+    case Listener of
+	{call_impl, connect_cb, EvtList} ->
+	    wxEvtHandler:connect_impl(EvtList,Object,EvData);
+	Res ->
+	    Res
+    end.
+
+debug_cast(1, Op, _Args, _Port) ->
+    check_previous(),
+    case ets:lookup(wx_debug_info,Op) of
+	[{_,{M,F,_}}] ->
+	    io:format("WX ~p: ~s:~s(~p) -> ok~n", [self(),M,F,Op]);
+	[] -> 
+	    io:format("WX ~p: unknown(~p) -> ok~n", [self(),Op])
+    end;
+debug_cast(2, Op, Args, Port) ->
+    check_previous(),
+    case ets:lookup(wx_debug_info,Op) of
+	[{_,{M,F,_}}] ->
+	    io:format("WX ~p(~p): ~s:~s(~p) (~p) -> ok~n", 
+		      [self(),Port,M,F,Op,Args]);
+	[] ->
+	    io:format("WX ~p(~p): unknown(~p) (~p) -> ok~n", 
+		      [self(),Port,Op,Args])
+    end;
+debug_cast(_, _Op, _Args, _Port) ->
+    check_previous(),
+    ok.
+
+debug_call(1, Op, Args, Port) ->
+    check_previous(),
+    case ets:lookup(wx_debug_info,Op) of
+	[{_,{M,F,_}}] ->
+	    io:format("WX ~p: ~s:~s(~p) -> ",[self(),M,F,Op]);
+	[] ->
+	    io:format("WX ~p: unknown(~p) -> ",[self(),Op])
+    end,
+    _ = erlang:port_control(Port,Op,Args),    
+    debug_rec(1);
+debug_call(2, Op, Args, Port) ->
+    check_previous(),
+    case ets:lookup(wx_debug_info,Op) of
+	[{_,{M,F,_}}] ->
+	    io:format("WX ~p(~p): ~s:~s(~p) (~p) -> ",
+		      [self(), Port, M, F, Op, Args]);
+	[] -> 
+	    io:format("WX ~p(~p): unknown(~p) (~p) -> ",
+		      [self(), Port, Op, Args])
+    end,
+    _ = erlang:port_control(Port,Op,Args),
+    debug_rec(2);
+debug_call(_, Op, Args, Port) ->
+    check_previous(),
+    _ = erlang:port_control(Port,Op,Args),
+    rec(Op).
+
+debug_rec(1) ->
+    receive 
+	{'_wxe_result_', Res} -> 
+	    io:format("complete ~n", []),
+	    Res;
+	{'_wxe_error_', Op2, Error} -> 
+	    [{_,MF2}] = ets:lookup(wx_debug_info,Op2),
+	    erlang:error({Error, MF2})
+    end;
+debug_rec(2) ->
+    receive 
+	{'_wxe_result_', Res} -> 
+	    io:format("~p ~n", [Res]),
+	    Res;
+	{'_wxe_error_', Op, Error} -> 
+	    io:format("Error ~p ~n", [Error]),
+	    [{_,MF}] = ets:lookup(wx_debug_info,Op),
+	    erlang:error({Error, MF})
+    end.
+
+check_previous() ->
+    receive 
+	{'_wxe_error_', Op, Error} -> 
+	    [{_,MF={M,F,_}}] = ets:lookup(wx_debug_info,Op),
+	    io:format("WX ~p: ERROR in previous command ~s:~s~n",[self(), M,F]),
+	    erlang:error({Error, MF})    
+    after 0 -> ok
+    end.