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%%
%% %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_proc_cb).
-export([col_to_elem/1,
col_spec/0,
get_info/1,
get_detail_cols/1,
get_details/1,
detail_pages/0]).
-include_lib("wx/include/wx.hrl").
-include("crashdump_viewer.hrl").
%% Columns
-define(COL_ID, 0).
-define(COL_NAME, ?COL_ID+1).
-define(COL_STATE,?COL_NAME+1).
-define(COL_REDS, ?COL_STATE+1).
-define(COL_MEM, ?COL_REDS+1).
-define(COL_MSG, ?COL_MEM+1).
%% Callbacks for cdv_virtual_list_wx
col_to_elem(id) -> col_to_elem(?COL_ID);
col_to_elem(?COL_ID) -> #proc.pid;
col_to_elem(?COL_NAME) -> #proc.name;
col_to_elem(?COL_STATE) -> #proc.state;
col_to_elem(?COL_MEM) -> #proc.memory;
col_to_elem(?COL_REDS) -> #proc.reds;
col_to_elem(?COL_MSG) -> #proc.msg_q_len.
col_spec() ->
[{"Pid", ?wxLIST_FORMAT_CENTRE, 120},
{"Name or Initial Func", ?wxLIST_FORMAT_LEFT, 250},
{"State", ?wxLIST_FORMAT_LEFT, 100},
{"Reds", ?wxLIST_FORMAT_RIGHT, 80},
{"Memory", ?wxLIST_FORMAT_RIGHT, 80},
{"MsgQ", ?wxLIST_FORMAT_RIGHT, 50}].
get_info(_) ->
{ok,Info,TW} = crashdump_viewer:processes(),
{Info,TW}.
get_detail_cols(_) ->
{[?COL_ID],true}.
%% Callbacks for cdv_detail_wx
get_details(Id) ->
case crashdump_viewer:proc_details(Id) of
{ok,Info,TW} ->
%% The following table is used by observer_html_lib
%% for storing expanded terms and it is read by
%% cdv_html_wx when a link to an expandable term is clicked.
Tab = ets:new(cdv_expand,[set,public]),
Proplist0 =
crashdump_viewer:to_proplist(record_info(fields,proc),Info),
Proplist = [{expand_table,Tab}|Proplist0],
Title = io_lib:format("~s (~s)",[Info#proc.name, Id]),
{ok,{Title,Proplist,TW}};
{error,{other_node,NodeId}} ->
Info = "The process you are searching for was residing on "
"a remote node. No process information is available. "
"Show information about the remote node?",
Fun = fun() -> cdv_virtual_list_wx:start_detail_win(NodeId) end,
{yes_no, Info, Fun};
{error,not_found} ->
Info = "The process you are searching for could not be found.",
{info,Info}
end.
detail_pages() ->
[{"General Information", fun init_gen_page/2},
{"Messages", fun init_message_page/2},
{"Dictionary", fun init_dict_page/2},
{"Stack Dump", fun init_stack_page/2},
{"ETS tables", fun init_ets_page/2},
{"Timers", fun init_timer_page/2}].
init_gen_page(Parent, Info) ->
Fields = info_fields(),
cdv_info_wx:start_link(Parent,{Fields,Info,[]}).
init_message_page(Parent, Info) ->
init_memory_page(Parent, Info, msg_q, "MsgQueue").
init_dict_page(Parent, Info) ->
init_memory_page(Parent, Info, dict, "Dictionary").
init_stack_page(Parent, Info) ->
init_memory_page(Parent, Info, stack_dump, "StackDump").
init_memory_page(Parent, Info0, Tag, Heading) ->
Info = proplists:get_value(Tag,Info0),
Tab = proplists:get_value(expand_table,Info0),
Html = observer_html_lib:expandable_term(Heading,Info,Tab),
cdv_html_wx:start_link(Parent,{expand,Html,Tab}).
init_ets_page(Parent, Info) ->
Pid = proplists:get_value(pid,Info),
cdv_virtual_list_wx:start_link(Parent, cdv_ets_cb, Pid).
init_timer_page(Parent, Info) ->
Pid = proplists:get_value(pid,Info),
cdv_virtual_list_wx:start_link(Parent, cdv_timer_cb, Pid).
%%%-----------------------------------------------------------------
%%% Internal
info_fields() ->
[{"Overview",
[{"Initial Call", init_func},
{dynamic, current_func},
{"Registered Name", name},
{"Status", state},
{"Started", start_time},
{"Parent", {click,parent}},
{"Message Queue Len",msg_q_len},
{"Reductions", reds},
{"Program counter", prog_count},
{"Continuation pointer",cp},
{"Arity",arity}]},
{scroll_boxes,
[{"Last Calls",1,{plain,last_calls}}]},
{scroll_boxes,
[{"Links",1,{click,links}},
{"Monitors",2,{click,monitors}},
{"Monitored By",2,{click,mon_by}}]},
{"Memory and Garbage Collection",
[{"Memory", memory},
{"Stack and Heap", stack_heap},
{"Old Heap", old_heap},
{"Heap Unused", heap_unused},
{"Old Heap Unused", old_heap_unused},
{"Number of Heap Fragements", num_heap_frag},
{"Heap Fragment Data",heap_frag_data},
{"New Heap Start", new_heap_start},
{"New Heap Top", new_heap_top},
{"Stack Top", stack_top},
{"Stack End", stack_end},
{"Old Heap Start", old_heap_start},
{"Old Heap Top", old_heap_top},
{"Old Heap End", old_heap_end}]}].
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