ebin/gajumine.app

@@ -3,6 +3,6 @@
               {registered,[]},
               {included_applications,[]},
               {applications,[stdlib,kernel]},
-              {vsn,"0.3.6"},
+              {vsn,"0.4.0"},
               {modules,[gajumine,gmc_con,gmc_conf,gmc_gui,gmc_sup]},
               {mod,{gajumine,[]}}]}.

src/gajumine.erl

@@ -3,7 +3,7 @@
 %%% @end
 
 -module(gajumine).
--vsn("0.3.6").
+-vsn("0.4.0").
 -behavior(application).
 -author("Craig Everett <craigeverett@qpq.swiss>").
 -copyright("QPQ AG <craigeverett@qpq.swiss>").

src/gmc_con.erl

@@ -3,7 +3,7 @@
 %%% @end
 
 -module(gmc_con).
--vsn("0.3.6").
+-vsn("0.4.0").
 -author("Craig Everett <craigeverett@qpq.swiss>").
 -copyright("QPQ AG <craigeverett@qpq.swiss>").
 -license("GPL-3.0-or-later").
@@ -23,15 +23,16 @@
 
 
 -record(s,
-        {version   = 1              :: integer(),
+        {version   = 1             :: integer(),
-         window    = none           :: none | wx:wx_object(),
+         window    = none          :: none | wx:wx_object(),
-         network   = <<"mainnet">>  :: binary(), % <<"testnet">> | <<"mainnet">>
+         network   = <<"mainnet">> :: binary(), % <<"testnet">> | <<"mainnet">>
-         acc       = none           :: none | binary(),
+         acc       = none          :: none | binary(),
-         keys      = []             :: [],
+         keys      = []            :: [],
-         max_cores = 2              :: pos_integer(),
+         max_cores = 2             :: pos_integer(),
-         max_mem   = 3550722201     :: pos_integer(),
+         max_mem   = 3550722201    :: pos_integer(),
-         prefs     = #{}            :: #{},
+         prefs     = #{}           :: #{},
-         gmc_conf  = none           :: none | reference()}).
+         gmc_conf  = none          :: none | reference(),
+         toggle    = {stop, 0}     :: {start | stop, integer()}}).
 
 -type state() :: #s{}.
 
@@ -102,15 +103,15 @@ start_link() ->
 init(none) ->
     ok = log(info, "Starting"),
     {AProcs, AMem} = proc_mem(),
-    TwoMaps = default_spec(mem) * 2,
+    TwoGraphs = default_spec(mem) * 2,
     RProcs =
         case AProcs >= 2 of
             true  -> 2;
             false -> 1
         end,
     RMem =
-        case AMem >= TwoMaps of
+        case AMem >= TwoGraphs of
-            true  -> TwoMaps;
+            true  -> TwoGraphs;
             false -> default_spec(mem)
         end,
     {Acc, Keys, Network, MaxCores, MaxMem} =
@@ -125,6 +126,14 @@ init(none) ->
                 {none, [], <<"mainnet">>, RProcs, RMem}
         end,
     State = #s{network = Network, acc = Acc, keys = Keys, max_cores = MaxCores, max_mem = MaxMem},
+    Events =
+        [pool_notification,
+         connected,
+         puzzle,
+         result,
+         error,
+         disconnected],
+    ok = lists:foreach(fun gmhc_events:ensure_subscribed/1, Events),
     {ok, start_gui(State)}.
 
 
@@ -155,8 +164,8 @@ handle_call(Unexpected, From, State) ->
 
 
 handle_cast(start_stop, State) ->   
-    ok = do_start_stop(State),
+    NewState = do_start_stop(State),
-    {noreply, State};
+    {noreply, NewState};
 handle_cast(gajudesk, State) ->
     ok = do_gajudesk(),
     {noreply, State};
@@ -176,7 +185,7 @@ handle_cast(Unexpected, State) ->
 
 
 handle_info({gproc_ps_event, Event, Data}, State) ->
-    ok = gmc_gui:message({Event, Data}),
+    ok = gproc_ps_event({Event, Data}),
     {noreply, State};
 handle_info({'DOWN', Mon, process, PID, Info}, State = #s{gmc_conf = Mon}) ->
     ok = log(info, "gmc_conf ~p closed with ~p", [PID, Info]),
@@ -187,6 +196,14 @@ handle_info(Unexpected, State) ->
     {noreply, State}.
 
 
+gproc_ps_event(Info = {disconnected, #{info := #{reconnecting := false, error := #{code := Code, message := Message}}}}) ->
+    ok = log(error, "Error terminal event received. Code: ~p. Message: ~p", [Code, Message]),
+    ok = gmc_gui:message(Info),
+    gmc_gui:start_stop();
+gproc_ps_event(Info) ->
+    gmc_gui:message(Info).
+
+
 code_change(_, State, _) ->
     {ok, State}.
 
@@ -204,15 +221,25 @@ terminate(Reason, State) ->
 
 
 do_stop() ->
-    case is_pid(whereis(gd_con)) of
+    zx:stop().
-        false -> zx:stop();
-        true  -> application:stop(gajumine)
-    end.
 
 
 %%% Doers
 
-do_start_stop(#s{acc = PubKey, keys = Keys, network = Network, max_cores = MaxCores, max_mem = MaxMem}) ->
+do_start_stop(State = #s{toggle = {Last, TS}}) ->
+    Now = erlang:system_time(second),
+    Clicklimit = Now - 1,
+    case TS < Clicklimit of
+        true ->
+            case Last of
+                stop  -> do_start(State#s{toggle = {start, Now}});
+                start -> do_stop(State#s{toggle = {stop, Now}})
+            end;
+        false -> State
+    end.
+
+
+do_start(State = #s{acc = PubKey, keys = Keys, network = Network, max_cores = MaxCores, max_mem = MaxMem}) ->
     % smrt guy stuff happens here
     {Bits, Eureka} =
         case Network of
@@ -251,32 +278,35 @@ do_start_stop(#s{acc = PubKey, keys = Keys, network = Network, max_cores = MaxCo
     ok = gmc_gui:message({notice, "Starting..."}),
     ok = gmc_gui:message({notice, ["Miner: ", Miner]}),
     {ok, Apps} = gmhc_app:start(Profile),
-    Started = io_lib:format("Apps started: ~p", [Apps]),
+    Started = io_lib:format("Apps started:~n    ~p", [Apps]),
     ok = log(info, Started),
     ok = gmc_gui:message({notice, Started}),
-    Events =
+    State.
-        [pool_notification,
+
-         connected,
+
-         puzzle,
+do_stop(State) ->
-         result,
+    ok = gmc_gui:message({notice, "Stopping."}),
-         error,
+    ok =
-         disconnected],
+        case application:stop(gmhive_client) of
-    lists:foreach(fun gmhc_events:ensure_subscribed/1, Events).
+            ok    -> ok;
+            Error -> log(warning, "application:stop(gmhive_client) returned: ~p", [Error])
+        end,
+    State.
 
 
 optimize_count(MaxC, MaxM) ->
-    MapSize = 3550722201,
+    GraphSize = 3550722201,
     MaxCores = max(1, MaxC),
-    MaxMem = max(MapSize, MaxM),
+    MaxMem = max(GraphSize, MaxM),
     {Procs, Memory} = proc_mem(),
-    MeanMaps = min(MaxMem, Memory) div MapSize,
+    MeanGraphs = min(MaxMem, Memory) div GraphSize,
-    Recommended = min(MaxCores, min(Procs, MeanMaps)),
+    Recommended = min(MaxCores, min(Procs, MeanGraphs)),
     Notice = fun(F, A) -> gmc_gui:message({notice, io_lib:format(F, A)}) end,
     ok = Notice("Physical Processors: ~p", [Procs]),
     ok = Notice("Physical Memory: ~p", [Memory]),
     ok = Notice("Max Processor Commit: ~p", [MaxCores]),
     ok = Notice("Max Memory Commit: ~p", [MaxMem]),
-    ok = Notice("29-bit Mean Map Space: ~p", [MeanMaps]),
+    ok = Notice("29-bit Mean Graph Space: ~p", [MeanGraphs]),
     ok = Notice("Workers: ~p", [Recommended]),
     Recommended.
 
@@ -344,23 +374,26 @@ win_mem() ->
 
 
 do_gajudesk() ->
-    ok = tell(info, "Running gajudesk"),
+    ok = log(info, "Running gajudesk"),
-    PID = spawn(fun run_gajudesk/0),
+    GajuDesk = "zx run gajudesk",
-    tell(info, "GajuDesk launched at PID: ~p", [PID]).
+    Command =
+        case os:type() of
+            {unix, darwin} -> detach_darwin(GajuDesk);
+            {unix, _}      -> detach_unix(GajuDesk);
+            {win32, nt}    -> detach_windows(GajuDesk)
+        end,
+    Out = os:cmd(Command),
+    log(info, "os:cmd(~s) -> ~s", [Command, Out]).
 
-run_gajudesk() ->
+detach_darwin(Command) ->
-    R = "otpr",
+    "nohup " ++ Command ++ " >/dev/null 2>&1 & disown".
-    N = "gajudesk",
+
-    {ok, V} = zx:latest({R, N}),
+detach_unix(Command) ->
-    {ok, PackageString} = zx_lib:package_string({R, N, V}),
+    "setsid sh -c 'exec nohup " ++ Command ++ " >/dev/null 2>&1' &".
-    try
+
-        case zx:run(PackageString, []) of
+detach_windows(Command) ->
-            ok    -> ok;
+    PSCmd = "Start-Process -WindowStyle Hidden -FilePath cmd.exe -ArgumentList '/c " ++ Command ++ "'",
-            Error -> tell(error, "gajudesk died with: ~p", [Error])
+    "powershell -NoProfile -Command \"" ++ PSCmd ++ "\"".
-        end
-    catch
-        E:R -> tell(error, "gajudesk died with: ~p", [{E, R}])
-    end.
 
 
 run_gmc_conf(State = #s{gmc_conf = none, network = Net, acc = Acc, keys = Keys,

src/gmc_conf.erl

@@ -3,7 +3,7 @@
 %%% @end
 
 -module(gmc_conf).
--vsn("0.3.6").
+-vsn("0.4.0").
 -author("Craig Everett <craigeverett@qpq.swiss>").
 -copyright("QPQ AG <craigeverett@qpq.swiss>").
 -license("GPL-3.0-or-later").
@@ -60,27 +60,30 @@ init({Prefs, {Net, Acc, Keys, {AProcs, AMem, MProcs, MMem}}}) ->
 
     WX = wx:new(),
     Frame = wxFrame:new(WX, ?wxID_ANY, Label),
+    Panel = wxWindow:new(Frame, ?wxID_ANY),
+    TopSz = wxBoxSizer:new(?wxVERTICAL),
+    _ = wxBoxSizer:add(TopSz, Panel, zxw:flags(wide)),
     MainSz = wxBoxSizer:new(?wxVERTICAL),
 
-    AccSz = wxStaticBoxSizer:new(?wxVERTICAL, Frame, [{label, J("GajuMining Account ID")}]),
+    AccSz = wxStaticBoxSizer:new(?wxVERTICAL, Panel, [{label, J("GajuMining Account ID")}]),
-    AccTx = wxTextCtrl:new(Frame, ?wxID_ANY, [{value, acc(Acc)}]),
+    AccTx = wxTextCtrl:new(Panel, ?wxID_ANY, [{value, acc(Acc)}]),
     _ = wxStaticBoxSizer:add(AccSz, AccTx, wide(5)),
-    KeysSz = wxStaticBoxSizer:new(?wxVERTICAL, Frame, [{label, J("Additional Account IDs (optional)")}]),
+    KeysSz = wxStaticBoxSizer:new(?wxVERTICAL, Panel, [{label, J("Additional Account IDs (optional)")}]),
-    KeysTx = wxTextCtrl:new(Frame, ?wxID_ANY, [{style, ?wxTE_MULTILINE}, {value, keys(Keys)}]),
+    KeysTx = wxTextCtrl:new(Panel, ?wxID_ANY, [{style, ?wxTE_MULTILINE}, {value, keys(Keys)}]),
     _ = wxStaticBoxSizer:add(KeysSz, KeysTx, wide(5)),
-    StatSz = wxStaticBoxSizer:new(?wxVERTICAL, Frame, [{label, J("Max System Committment (optional)")}]),
+    StatSz = wxStaticBoxSizer:new(?wxVERTICAL, Panel, [{label, J("Max System Committment (optional)")}]),
     AProcsS = i_to_l(AProcs),
     MProcsS = i_to_l(MProcs),
     AMemS = gigs(AMem),
     MMemS = gigs(MMem),
     Labels = [{J("HW Cores"), J("Max Cores"), AProcsS, MProcsS}, {J("Memory (GB)"), J("Max Memory"), AMemS, MMemS}],
-    {Grid, [CoresTx, MemoryTx]} = display_box(Frame, Labels),
+    {Grid, [CoresTx, MemoryTx]} = display_box(Panel, Labels),
-    Network = wxRadioBox:new(Frame, ?wxID_ANY, J("Network"), {0, 0}, {50, 50}, [J("Mainnet"), J("Testnet")]),
+    Network = wxRadioBox:new(Panel, ?wxID_ANY, J("Network"), {0, 0}, {50, 50}, [J("Mainnet"), J("Testnet")]),
     ok = wxRadioBox:setSelection(Network, net_num(Net)),
     
     ButtSz = wxBoxSizer:new(?wxHORIZONTAL),
-    Affirm = wxButton:new(Frame, ?wxID_OK),
+    Affirm = wxButton:new(Panel, ?wxID_OK),
-    Cancel = wxButton:new(Frame, ?wxID_CANCEL),
+    Cancel = wxButton:new(Panel, ?wxID_CANCEL),
     _ = wxBoxSizer:add(StatSz, Grid, wide(5)),
     _ = wxBoxSizer:add(ButtSz, Affirm, wide(5)),
     _ = wxBoxSizer:add(ButtSz, Cancel, wide(5)),
@@ -89,7 +92,8 @@ init({Prefs, {Net, Acc, Keys, {AProcs, AMem, MProcs, MMem}}}) ->
     _ = wxBoxSizer:add(MainSz, StatSz, base(5)),
     _ = wxBoxSizer:add(MainSz, Network, base(5)),
     _ = wxBoxSizer:add(MainSz, ButtSz, base(5)),
-    ok = wxFrame:setSizer(Frame, MainSz),
+    ok = wxWindow:setSizer(Panel, MainSz),
+    ok = wxFrame:setSizer(Frame, TopSz),
     ok = wxBoxSizer:layout(MainSz),
     ok = wxFrame:connect(Frame, command_button_clicked),
     ok = wxFrame:connect(Frame, close_window),
@@ -209,9 +213,34 @@ done(State = #s{net = Network, acc = AccTx, keys = KeysTx, cores = CoresTx, memo
     MOAR_IDs = wxTextCtrl:getValue(KeysTx),
     CoreS = wxTextCtrl:getValue(CoresTx),
     GigsS = wxTextCtrl:getValue(MemTx),
-    ok = gmc_con:conf({Net, list_to_binary(AccID), binify_keys(MOAR_IDs), cores(CoreS), bytes(GigsS)}),
+    ok = gmc_con:conf({Net, list_to_binary(AccID), binify_keys(AccID, MOAR_IDs), cores(CoreS), bytes(GigsS)}),
     buh_bye(State).
 
+
+% NOTE: 32 is space, 12288 is full-width space.
+binify_keys(AccID, MOAR) ->
+    Unwashed = lists:usort([K || K <- string:lexemes(MOAR, [$\r, $\n, 32, 12288, $\t, $,, $;])]),
+    Scrubbed = lists:delete(AccID, Unwashed),
+    Keys =
+        case lists:partition(fun is_key/1, Scrubbed) of
+            {Cleaned, []} ->
+                Cleaned;
+            {Cleaned, Trash} ->
+                Message = io_lib:format("The following keys are invalid:~n~p", [Trash]),
+                ok = gmc_gui:message({notice, Message}),
+                Cleaned
+        end,
+    lists:map(fun list_to_binary/1, Keys).
+
+is_key(Mystery) ->
+    try
+        {account_pubkey, _} = gmser_api_encoder:decode(Mystery),
+        true
+    catch
+        _:_ -> false
+    end.
+
+
 cores("") ->
     2;
 cores(CoreS) ->
@@ -221,6 +250,7 @@ cores(CoreS) ->
         _:_ -> 2
     end.
 
+
 bytes("") ->
     3550722201;
 bytes(GigsS) ->
@@ -236,11 +266,6 @@ bytes(GigsS) ->
     end.
 
 
-% NOTE: 32 is space, 12288 is full-width space.
-binify_keys(MOAR) ->
-    lists:usort([list_to_binary(K) || K <- string:lexemes(MOAR, [$\r, $\n, 32, 12288, $\t, $,, $;])]).
-
-
 acc(none) -> "";
 acc(AKID) -> AKID.
 

src/gmc_gui.erl

@@ -3,7 +3,7 @@
 %%% @end
 
 -module(gmc_gui).
--vsn("0.3.6").
+-vsn("0.4.0").
 -author("Craig Everett <craigeverett@qpq.swiss>").
 -copyright("QPQ AG <craigeverett@qpq.swiss>").
 -license("GPL-3.0-or-later").
@@ -23,21 +23,23 @@
          wx   = none :: none | wx:wx_object()}).
 
 -record(s,
-        {wx      = none       :: none | wx:wx_object(),
+        {wx       = none       :: none | wx:wx_object(),
-         frame   = none       :: none | wx:wx_object(),
+         frame    = none       :: none | wx:wx_object(),
-         lang    = en         :: en | jp,
+         lang     = en         :: en | jp,
-         j       = none       :: none | fun(),
+         j        = none       :: none | fun(),
-         id      = none       :: none | wx:wx_object(),
+         id       = none       :: none | wx:wx_object(),
-         diff    = none       :: none | wx:wx_object(),
+         diff     = none       :: none | wx:wx_object(),
-         perf    = none       :: none | wx:wx_object(),
+         perf     = none       :: none | wx:wx_object(),
-         hist    = {ts(), 0}  :: {LastTS :: integer(), Average :: integer()},
+         hist     = {ts(), 0}  :: {LastTS :: integer(), Average :: integer()},
-         candy   = none       :: none | wx:wx_object(),
+         candy    = none       :: none | wx:wx_object(),
-         height  = none       :: none | wx:wx_object(),
+         height   = none       :: none | wx:wx_object(),
-         block   = none       :: none | wx:wx_object(),
+         block    = none       :: none | wx:wx_object(),
-      %  solved  = 0          :: non_neg_integer(), % TODO: Add a widget to show this. Maybe
+      %  solved   = 0          :: non_neg_integer(), % TODO: Add a widget to show this. Maybe
-         mess    = none       :: none | wx:wx_object(),
+         mess     = none       :: none | wx:wx_object(),
-         buff    = new_buff() :: buff(),
+         buff     = new_buff() :: buff(),
-         buttons = []         :: [#w{}]}).
+         buttons  = []         :: [#w{}],
+         toggle   = start      :: stop | start,
+         toggle_t = none       :: none | reference()}).
 
 ts() ->
     erlang:system_time(microsecond).
@@ -99,18 +101,21 @@ init(Prefs) ->
     VSN = proplists:get_value(vsn, ?MODULE:module_info(attributes)),
     WX = wx:new(),
     Frame = wxFrame:new(WX, ?wxID_ANY, AppName ++ " v" ++ VSN),
+    Panel = wxWindow:new(Frame, ?wxID_ANY),
+    TopSz = wxBoxSizer:new(?wxVERTICAL),
+    _ = wxBoxSizer:add(TopSz, Panel, zxw:flags(wide)),
     MainSz = wxBoxSizer:new(?wxVERTICAL),
     LeftRight = wxBoxSizer:new(?wxHORIZONTAL),
     Left = wxBoxSizer:new(?wxVERTICAL),
     Right = wxBoxSizer:new(?wxVERTICAL),
 
-    Labels = [J("ID"), J("Target"), J("Maps/s"), J("Candidate"), J("Height"), J("BlockHash")],
+    Labels = [J("ID"), J("Target"), J("Graphs/s"), J("Candidate"), J("Height"), J("BlockHash")],
-    {Grid, [ID_C, DiffC, PerfC, CandyC, HeightC, BlockC]} = display_box(Frame, Labels),
+    {Grid, [ID_C, DiffC, PerfC, CandyC, HeightC, BlockC]} = display_box(Panel, Labels),
 
     Style = ?wxTE_MULTILINE bor ?wxTE_READONLY,
-    MessSz = wxStaticBoxSizer:new(?wxVERTICAL, Frame, [{label, J("Messages")}]),
+    MessSz = wxStaticBoxSizer:new(?wxVERTICAL, Panel, [{label, J("Messages")}]),
-    MessC = wxTextCtrl:new(Frame, ?wxID_ANY, [{style, Style}]),
+    MessC = wxTextCtrl:new(Panel, ?wxID_ANY, [{style, Style}]),
-    _ = wxStaticBoxSizer:add(MessSz, MessC, zxw:flags(wide)),
+    _ = wxStaticBoxSizer:add(MessSz, MessC, zxw:flags({wide, 5})),
 
     ButtonTemplates =
         [{start_stop, J("Start")},
@@ -121,26 +126,27 @@ init(Prefs) ->
 
     MakeButton =
         fun({Name, Label}) ->
-            B = wxButton:new(Frame, ?wxID_ANY, [{label, Label}]),
+            B = wxButton:new(Panel, ?wxID_ANY, [{label, Label}]),
             #w{name = Name, id = wxButton:getId(B), wx = B}
         end,
 
     Buttons = lists:map(MakeButton, ButtonTemplates),
 
-    _ = wxBoxSizer:add(Left, Grid,   zxw:flags(base)),
+    _ = wxBoxSizer:add(Left, Grid,   zxw:flags({base, 5})),
-    _ = wxBoxSizer:add(Left, MessSz, zxw:flags(wide)),
+    _ = wxBoxSizer:add(Left, MessSz, zxw:flags({wide, 5})),
     Add = fun(#w{wx = Button}) -> wxBoxSizer:add(Right, Button, zxw:flags(wide)) end,
     ok = lists:foreach(Add, Buttons),
     _ = wxBoxSizer:add(LeftRight, Left, zxw:flags(wide)),
     _ = wxBoxSizer:add(LeftRight, Right, zxw:flags(base)),
-    _ = wxBoxSizer:add(MainSz, LeftRight, zxw:flags(wide)),
+    _ = wxBoxSizer:add(MainSz, LeftRight, zxw:flags({wide, 5})),
 
-    ok = wxFrame:setSizer(Frame, MainSz),
+    ok = wxWindow:setSizer(Panel, MainSz),
-    ok = wxSizer:layout(MainSz),
+    ok = wxFrame:setSizer(Frame, TopSz),
+    ok = wxBoxSizer:layout(MainSz),
 
     ok = wxFrame:connect(Frame, command_button_clicked),
     ok = wxFrame:connect(Frame, close_window),
-    ok = wxFrame:setSize(Frame, {650, 300}),
+    ok = wxFrame:setSize(Frame, {780, 350}),
     ok = wxFrame:center(Frame),
     true = wxFrame:show(Frame),
     State =
@@ -199,6 +205,9 @@ handle_cast(Unexpected, State) ->
     {noreply, State}.
 
 
+handle_info(toggle, State) ->
+    NewState = toggle(State),
+    {noreply, NewState};
 handle_info(Unexpected, State) ->
     ok = log(warning, "Unexpected info: ~tp~n", [Unexpected]),
     {noreply, State}.
@@ -291,10 +300,14 @@ do_message({pool_notification, #{info := #{msg := MSG}}}, State = #s{height = He
             do_message2(Entry, State)
     end;
 do_message({connected, _}, State) ->
-    Entry = "\nConnected!",
+    Entry = "\nConnected",
+    do_message2(Entry, State);
+do_message({disconnected, #{info := #{error := #{code := Code, message := Message}}}}, State = #s{}) ->
+    Format = "~nAn issue has been reported by the Hive Leader.~nError code: ~p '~s'",
+    Entry = io_lib:format(Format, [Code, Message]),
     do_message2(Entry, State);
 do_message({disconnected, _}, State) ->
-    Entry = "\nDisconnected!",
+    Entry = "\nDisconnected",
     do_message2(Entry, State);
 do_message({error, #{info := #{info := #{error := get_failed, data := {error, #{code := 404}}, url := URL}}}}, State) ->
     ID =
@@ -368,11 +381,33 @@ add_message2(Entry, {OMax, 0, IMax, 0, []}) ->
     {append, {OMax, 1, IMax, 1, [[Entry]]}}.
 
 
-start_stop(State = #s{buttons = Buttons}) ->
+start_stop(State = #s{buttons = Buttons, toggle = Last, toggle_t = T}) ->
+    ok = cancel_timer(T),
     #w{wx = SSB} = lists:keyfind(start_stop, #w.name, Buttons),
     _ = wxButton:disable(SSB),
     ok = gmc_con:start_stop(),
-    State.
+    Timer = erlang:send_after(2000, self(), toggle),
+    Next =
+        case Last of
+            stop  -> start;
+            start -> stop
+        end,
+    State#s{toggle = Next, toggle_t = Timer}.
+
+cancel_timer(none) -> ok;
+cancel_timer(Time) -> erlang:cancel_timer(Time).
+
+
+toggle(State = #s{buttons = Buttons, toggle = Next, j = J}) ->
+    #w{wx = SSB} = lists:keyfind(start_stop, #w.name, Buttons),
+    Label =
+        case Next of
+            start -> J("Start");
+            stop  -> J("Stop")
+        end,
+    ok = wxButton:setLabel(SSB, Label),
+    _ = wxButton:enable(SSB),
+    State#s{toggle_t = none}.
 
 
 gajudesk(State) ->

src/gmc_sup.erl

@@ -12,7 +12,7 @@
 %%% @end
 
 -module(gmc_sup).
--vsn("0.3.6").
+-vsn("0.4.0").
 -behaviour(supervisor).
 -author("Craig Everett <craigeverett@qpq.swiss>").
 -copyright("QPQ AG <craigeverett@qpq.swiss>").

zomp.meta

@@ -1,11 +1,13 @@
 {name,"GajuMine"}.
 {type,gui}.
 {modules,[]}.
+{author,"Craig Everett"}.
 {prefix,"gmc"}.
 {desc,"Mining client for the Gajumaru Root"}.
-{author,"Craig Everett"}.
+{package_id,{"qpq","gajumine",{0,4,0}}}.
-{package_id,{"qpq","gajumine",{0,3,6}}}.
+{deps,[{"uwiger","gmhive_client",{0,10,0}},
-{deps,[{"uwiger","gmhive_client",{0,9,3}},
+       {"otpr","zxwidgets",{1,1,0}},
+       {"otpr","hakuzaru",{0,7,0}},
        {"uwiger","gmhive_protocol",{0,2,0}},
        {"uwiger","gmcuckoo",{1,2,4}},
        {"uwiger","gmhive_worker",{0,5,1}},
@@ -14,9 +16,7 @@
        {"uwiger","gproc",{1,0,1}},
        {"uwiger","enoise",{1,3,0}},
        {"uwiger","setup",{2,2,4}},
-       {"otpr","hakuzaru",{0,6,1}},
        {"otpr","gajudesk",{0,5,3}},
-       {"otpr","zxwidgets",{1,0,1}},
        {"otpr","ec_utils",{1,0,0}},
        {"otpr","eblake2",{1,0,1}},
        {"otpr","base58",{0,1,1}},