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-rw-r--r--lib/observer/src/observer_wx.erl57
1 files changed, 42 insertions, 15 deletions
diff --git a/lib/observer/src/observer_wx.erl b/lib/observer/src/observer_wx.erl
index e2b256d768..e433bea8c2 100644
--- a/lib/observer/src/observer_wx.erl
+++ b/lib/observer/src/observer_wx.erl
@@ -20,7 +20,7 @@
-behaviour(wx_object).
-export([start/0]).
--export([create_menus/2, get_attrib/1, get_tracer/0,
+-export([create_menus/2, get_attrib/1, get_tracer/0, set_status/1,
create_txt_dialog/4, try_rpc/4, return_to_localnode/2]).
-export([init/1, handle_event/2, handle_cast/2, terminate/2, code_change/3,
@@ -58,7 +58,8 @@
perf_panel,
active_tab,
node,
- nodes
+ nodes,
+ prev_node=""
}).
start() ->
@@ -73,6 +74,9 @@ create_menus(Object, Menus) when is_list(Menus) ->
get_attrib(What) ->
wx_object:call(observer, {get_attrib, What}).
+set_status(What) ->
+ wx_object:cast(observer, {status_bar, What}).
+
get_tracer() ->
wx_object:call(observer, get_tracer).
@@ -191,10 +195,13 @@ setup(#state{frame = Frame} = State) ->
%%Callbacks
handle_event(#wx{event=#wxNotebook{type=command_notebook_page_changing}},
#state{active_tab=Previous, node=Node} = State) ->
- Pid = get_active_pid(State),
- Previous ! not_active,
- Pid ! {active, Node},
- {noreply, State#state{active_tab=Pid}};
+ case get_active_pid(State) of
+ Previous -> {noreply, State};
+ Pid ->
+ Previous ! not_active,
+ Pid ! {active, Node},
+ {noreply, State#state{active_tab=Pid}}
+ end;
handle_event(#wx{event = #wxClose{}}, State) ->
{stop, normal, State};
@@ -258,20 +265,21 @@ handle_event(#wx{id = ?ID_CONNECT, event = #wxCommand{type = command_menu_select
handle_event(#wx{id = ?ID_PING, event = #wxCommand{type = command_menu_selected}},
#state{frame = Frame} = State) ->
UpdState = case create_connect_dialog(ping, State) of
- cancel -> State;
+ cancel -> State;
{value, Value} when is_list(Value) ->
try
Node = list_to_atom(Value),
case net_adm:ping(Node) of
pang ->
create_txt_dialog(Frame, "Connect failed", "Pang", ?wxICON_EXCLAMATION),
- State;
+ State#state{prev_node=Value};
pong ->
- change_node_view(Node, State)
+ State1 = change_node_view(Node, State),
+ State1#state{prev_node=Value}
end
catch _:_ ->
create_txt_dialog(Frame, "Connect failed", "Pang", ?wxICON_EXCLAMATION),
- State
+ State#state{prev_node=Value}
end
end,
{noreply, UpdState};
@@ -288,6 +296,10 @@ handle_event(Event, State) ->
Pid ! Event,
{noreply, State}.
+handle_cast({status_bar, Msg}, State=#state{status_bar=SB}) ->
+ wxStatusBar:setStatusText(SB, Msg),
+ {noreply, State};
+
handle_cast(_Cast, State) ->
{noreply, State}.
@@ -341,7 +353,7 @@ terminate(_Reason, #state{frame = Frame}) ->
ok.
code_change(_, _, State) ->
- {stop, not_yet_implemented, State}.
+ {ok, State}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -401,7 +413,9 @@ connect2(NodeName, Opts, Cookie) ->
end.
change_node_view(Node, State) ->
- get_active_pid(State) ! {active, Node},
+ Tab = get_active_pid(State),
+ Tab ! not_active,
+ Tab ! {active, Node},
StatusText = ["Observer - " | atom_to_list(Node)],
wxFrame:setTitle(State#state.frame, StatusText),
wxStatusBar:setStatusText(State#state.status_bar, StatusText),
@@ -439,8 +453,8 @@ pid2panel(Pid, #state{pro_panel=Pro, sys_panel=Sys,
end.
-create_connect_dialog(ping, #state{frame = Frame}) ->
- Dialog = wxTextEntryDialog:new(Frame, "Connect to node"),
+create_connect_dialog(ping, #state{frame = Frame, prev_node=Prev}) ->
+ Dialog = wxTextEntryDialog:new(Frame, "Connect to node", [{value, Prev}]),
case wxDialog:showModal(Dialog) of
?wxID_OK ->
Value = wxTextEntryDialog:getValue(Dialog),
@@ -560,7 +574,16 @@ remove_menu_items([], _MB) ->
ok.
get_nodes() ->
- Nodes = [node()| nodes()],
+ Nodes0 = case erlang:is_alive() of
+ false -> [];
+ true ->
+ case net_adm:names() of
+ {error, _} -> nodes();
+ {ok, Names} ->
+ epmd_nodes(Names) ++ nodes()
+ end
+ end,
+ Nodes = lists:usort(Nodes0),
{_, Menues} =
lists:foldl(fun(Node, {Id, Acc}) when Id < ?LAST_NODES_MENU_ID ->
{Id + 1, [#create_menu{id=Id + ?FIRST_NODES_MENU_ID,
@@ -568,6 +591,10 @@ get_nodes() ->
end, {1, []}, Nodes),
{Nodes, lists:reverse(Menues)}.
+epmd_nodes(Names) ->
+ [_, Host] = string:tokens(atom_to_list(node()),"@"),
+ [list_to_atom(Name ++ [$@|Host]) || {Name, _} <- Names].
+
update_node_list(State = #state{menubar=MenuBar}) ->
{Nodes, NodesMenuItems} = get_nodes(),
NodeMenuId = wxMenuBar:findMenu(MenuBar, "Nodes"),