%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2013. 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%
-module(cdv_mod_wx).

-export([col_to_elem/1,
	 col_spec/0,
	 get_info/1,
	 get_detail_cols/1,
	 get_details/1,
	 detail_pages/0,
	 format/1]).

-include_lib("wx/include/wx.hrl").
-include("crashdump_viewer.hrl").

%% Defines
-define(COL_ID,    0).
-define(COL_CUR,  ?COL_ID+1).
-define(COL_OLD,  ?COL_CUR+1).

%% Callbacks for cdv_virtual_list
col_to_elem(id) -> col_to_elem(?COL_ID);
col_to_elem(?COL_ID)   -> #loaded_mod.mod;
col_to_elem(?COL_CUR)  -> #loaded_mod.current_size;
col_to_elem(?COL_OLD)  -> #loaded_mod.old_size.

col_spec() ->
    [{"Module",       ?wxLIST_FORMAT_LEFT,   300},
     {"Current size", ?wxLIST_FORMAT_RIGHT,  80},
     {"Old size",     ?wxLIST_FORMAT_RIGHT,  80}].

get_info(_) ->
    {ok,Info,TW} = crashdump_viewer:loaded_modules(),
    {Info,TW}.

get_detail_cols(_) ->
    {[?COL_ID],true}.

%% Callbacks for cdv_detail_win
get_details(Id) ->
    {ok,Info,TW} = crashdump_viewer:loaded_mod_details(Id),
    Proplist = crashdump_viewer:to_proplist(record_info(fields,loaded_mod),Info),
    Title = io_lib:format("~s",[Info#loaded_mod.mod]),
    {ok,{Title,Proplist,TW}}.

detail_pages() ->
    [{"General Information",      fun init_gen_page/2},
     {"Current Attributes",       fun init_curr_attr_page/2},
     {"Current Compilation Info", fun init_curr_comp_page/2},
     {"Old Attributes",           fun init_old_attr_page/2},
     {"Old Compilation Info",     fun init_old_comp_page/2}].

init_gen_page(Parent, Info) ->
    Fields = info_fields(),
    cdv_info_page:start_link(Parent,{Fields,Info,[]}).

init_curr_attr_page(Parent, Info) ->
    init_info_page(Parent, proplists:get_value(current_attrib,Info)).

init_curr_comp_page(Parent, Info) ->
    init_info_page(Parent, proplists:get_value(current_comp_info,Info)).

init_old_attr_page(Parent, Info) ->
    init_info_page(Parent, proplists:get_value(old_attrib,Info)).

init_old_comp_page(Parent, Info) ->
    init_info_page(Parent, proplists:get_value(old_comp_info,Info)).

init_info_page(Parent, undefined) ->
    init_info_page(Parent, "");
init_info_page(Parent, String) ->
    cdv_html_page:start_link(Parent,crashdump_viewer_html:plain_page(String)).

format({Bin,q}) when is_binary(Bin) ->
    [$'|binary_to_list(Bin)];
format({Bin,nq}) when is_binary(Bin) ->
    lists:flatten(io_lib:format("~ts",[Bin]));
format(D) ->
    D.

%%%-----------------------------------------------------------------
%%% Internal
info_fields() ->
    [{"Overview",
      [{"Name",                     mod},
       {"Current Size",             current_size},
       {"Old Size",                 old_size}]}].