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-rw-r--r--lib/tv/src/tv_nodewin.erl412
1 files changed, 0 insertions, 412 deletions
diff --git a/lib/tv/src/tv_nodewin.erl b/lib/tv/src/tv_nodewin.erl
deleted file mode 100644
index 8376c4a7aa..0000000000
--- a/lib/tv/src/tv_nodewin.erl
+++ /dev/null
@@ -1,412 +0,0 @@
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1998-2012. 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(tv_nodewin).
--compile([{nowarn_deprecated_function,{gs,config,2}},
- {nowarn_deprecated_function,{gs,destroy,1}},
- {nowarn_deprecated_function,{gs,listbox,3}},
- {nowarn_deprecated_function,{gs,menu,3}},
- {nowarn_deprecated_function,{gs,menubar,3}},
- {nowarn_deprecated_function,{gs,menubutton,3}},
- {nowarn_deprecated_function,{gs,menuitem,2}},
- {nowarn_deprecated_function,{gs,start,0}},
- {nowarn_deprecated_function,{gs,window,3}}]).
-
-
-
--export([start/2, init/3]).
-
-
--include("tv_int_msg.hrl").
-
-
-
--define(WINDOW_WIDTH, 230).
--define(WINDOW_HEIGHT, 260).
--define(DEFAULT_BG_COLOR, {217,217,217}).
--define(POLL_INTERVAL, 5000).
-
-
-
-%%%*********************************************************************
-%%% EXTERNAL FUNCTIONS
-%%%*********************************************************************
-
-
-
-
-start(CurrNode, ErrMsgMode) ->
- spawn_link(?MODULE, init, [self(), CurrNode, ErrMsgMode]).
-
-
-
-
-
-init(Pid, CurrNode, ErrMsgMode) ->
- process_flag(trap_exit, true),
- net_kernel:monitor_nodes(true),
- put(error_msg_mode, ErrMsgMode),
- gs:start(),
- NewCurrNode = update_node_listbox(CurrNode, false),
- tell_master(NewCurrNode, CurrNode, Pid),
- loop(Pid, NewCurrNode, node(), false).
-
-
-
-
-%%%*********************************************************************
-%%% INTERNAL FUNCTIONS
-%%%*********************************************************************
-
-
-
-init_window(CurrNode, Pid) ->
- create_window(),
- NewCurrNode = update_node_listbox(CurrNode, true),
- tell_master(NewCurrNode, CurrNode, Pid),
- gs:config(win, [{map,true}]),
- NewCurrNode.
-
-
-
-
-handle_error(nodedown) ->
- gs:window(errorwin, gs:start(), []),
- gs:config(errorwin, [beep]),
- case get(error_msg_mode) of
- normal ->
- tv_utils:notify(errorwin, "TV Notification", ["The selected node is down!"]);
- haiku ->
- Msg = ["With searching comes loss",
- "And the presence of absence:",
- "Node is down."],
- tv_utils:notify(errorwin, "TV Notification", Msg)
- end,
- gs:destroy(errorwin);
-handle_error(distributed) ->
- gs:window(errorwin, gs:start(), []),
- gs:config(errorwin, [beep]),
- case get(error_msg_mode) of
- normal ->
- tv_utils:notify(errorwin, "TV Notification",
- ["The system has become distributed!"]);
- haiku ->
- Msg = [],
- tv_utils:notify(errorwin, "TV Notification", Msg)
- end,
- gs:destroy(errorwin);
-handle_error(undistributed) ->
- gs:window(errorwin, gs:start(), []),
- gs:config(errorwin, [beep]),
- case get(error_msg_mode) of
- normal ->
- tv_utils:notify(errorwin, "TV Notification",
- ["The system is no longer distributed!"]);
- haiku ->
- Msg = ["The system you see",
- "Is not a distributed",
- "system anymore."],
- tv_utils:notify(errorwin, "TV Notification", Msg)
- end,
- gs:destroy(errorwin).
-
-get_node_lists(CurrNode) ->
- NodeDataList = lists:sort([node() | nodes()]),
- NodeTextList = lists:map(fun(Item) ->
- " " ++ atom_to_list(Item)
- end,
- NodeDataList),
-
- %% It *may* be possible that CurrNode has disappeared!
- %% If this is the case, use the node where TV resides
- %% as new current node.
- %% This also covers the case when our own node (or some
- %% other node) suddenly goes distributed.
-
- NewCurrNode = case lists:member(CurrNode, NodeDataList) of
- true ->
- CurrNode;
- false ->
- node()
- end,
-
- %% Now get the index that shall be marked in the node listbox.
- %% Remember that the first item has number 0 (zero)!
- NodeMarkIndex = get_node_mark_index(NewCurrNode, NodeDataList, 0),
-
- {NewCurrNode, NodeDataList, NodeTextList, NodeMarkIndex}.
-
-
-
-
-%% We know that CurrNode is *somewhere* in the list, since we have checked.
-%% If the original CurrNode wasn't there, then we are using node() instead,
-%% which definitely is in the list. (node() may have gone distributed in the
-%% meantime, but it *IS* in the list!) :-)
-
-get_node_mark_index(CurrNode, [H | T], Acc) when CurrNode =/= H ->
- get_node_mark_index(CurrNode, T, Acc + 1);
-get_node_mark_index(CurrNode, [CurrNode | _], Acc) ->
- Acc. %% Acc tells the index of the current head. :-)
-
-
-
-
-
-check_selected_node('nonode@nohost', _OldNode, _WinCreated) when node() =:= 'nonode@nohost' ->
- %% Not distributed, OK!
- 'nonode@nohost';
-check_selected_node(_Node, _OldNode, WinCreated) when node() =:= 'nonode@nohost' ->
- %% No longer distributed, but previously was!
- handle_error(undistributed),
- update_node_listbox('nonode@nohost', WinCreated);
-check_selected_node(Node, _OldNode, _WinCreated) when Node =:= node() ->
- %% We are distributed, but on
- %% our own node! Since we
- % still are running, the node
- %% is up.
- Node;
-check_selected_node(Node, 'nonode@nohost', WinCreated) ->
- %% The system has been distributed!
- net_kernel:monitor_nodes(true),
- handle_error(distributed),
- update_node_listbox(Node, WinCreated);
-check_selected_node(Node, _OldNode, WinCreated) ->
- %% We are distributed, and a new node has been chosen!
- %% We better check this node!
- case net_adm:ping(Node) of
- pong ->
- Node;
- _Other ->
- handle_error(nodedown),
- update_node_listbox(Node, WinCreated)
- end.
-
-
-
-available_nodes() ->
- lists:sort([node() | nodes()]).
-
-
-
-loop(Pid, CurrNode, HomeNode, WinCreated) ->
- receive
-
- {nodedown, _Node} ->
- flush_nodedown_messages(),
- flush_nodeup_messages(),
- case lists:member(CurrNode, available_nodes()) of
- true ->
- done;
- false when node() =:= 'nonode@nohost', CurrNode =/= 'nonode@nohost' ->
- handle_error(undistributed);
- false ->
- handle_error(nodedown)
- end,
- NewCurrNode = update_node_listbox(CurrNode, WinCreated),
- tell_master(NewCurrNode, CurrNode, Pid),
- loop(Pid, NewCurrNode, node(), WinCreated);
-
-
- {nodeup, _Node} ->
- flush_nodeup_messages(),
- flush_nodedown_messages(),
- case lists:member(CurrNode, available_nodes()) of
- true ->
- done;
- false when node() =:= 'nonode@nohost', CurrNode =/= 'nonode@nohost' ->
- handle_error(undistributed);
- false when CurrNode =:= 'nonode@nohost' ->
- net_kernel:monitor_nodes(true),
- handle_error(distributed);
- false ->
- handle_error(nodedown)
- end,
- NewCurrNode = update_node_listbox(CurrNode, WinCreated),
- tell_master(NewCurrNode, CurrNode, Pid),
- loop(Pid, NewCurrNode, node(), WinCreated);
-
-
- {gs, node_listbox, click, Data, [Idx, _Txt | _]} ->
- NewCurrNode = check_selected_node(lists:nth(Idx + 1, Data), CurrNode, WinCreated),
- tell_master(NewCurrNode, CurrNode, Pid),
- loop(Pid, NewCurrNode, node(), WinCreated);
-
-
- {gs, win, configure, _, _} ->
- gs:config(win, [{width, ?WINDOW_WIDTH}, {height, ?WINDOW_HEIGHT}]),
- loop(Pid, CurrNode, HomeNode, WinCreated);
-
-
- show_window when WinCreated->
- gs:config(win, [raise]),
- loop(Pid, CurrNode, HomeNode, WinCreated);
-
- show_window when not WinCreated ->
- init_window(CurrNode, Pid),
- loop(Pid, CurrNode, HomeNode, true);
-
- {gs, _Id, click, close_menu, _Args} ->
- gs:destroy(win),
- loop(Pid, CurrNode, HomeNode, false);
-
-
- {gs, _Id, keypress, _Data, [c, _, 0, 1 | _]} ->
- gs:destroy(win),
- loop(Pid, CurrNode, HomeNode, false);
-
-
- {gs, _Id, keypress, _Data, ['C', _, 1, 1 | _]} ->
- gs:destroy(win),
- loop(Pid, CurrNode, HomeNode, false);
-
-
- {gs, _Id, keypress, _Data, _Args} ->
- loop(Pid, CurrNode, HomeNode, WinCreated);
-
-
- {gs, _, destroy, _, _} ->
- loop(Pid, CurrNode, HomeNode, false);
-
-
- {error_msg_mode, Mode} ->
- put(error_msg_mode, Mode),
- loop(Pid, CurrNode, HomeNode, WinCreated);
-
- {'EXIT', Pid, _Reason} ->
- net_kernel:monitor_nodes(false),
- exit(normal);
-
-
- {'EXIT', _OtherPid, _Reason} ->
- loop(Pid, CurrNode, HomeNode, WinCreated);
-
-
- _Other ->
- io:format("Node window received message ~p ~n", [_Other]),
- loop(Pid, CurrNode, HomeNode, WinCreated)
-
- after
- 1000 ->
- NewHomeNode = case node() of
- HomeNode ->
- HomeNode;
- Other ->
- self() ! {nodeup, Other}
- end,
- loop(Pid, CurrNode, NewHomeNode, WinCreated)
- end.
-
-
-
-
-tell_master(NewNode, NewNode, _Pid) ->
- done;
-tell_master(NewNode, _OldNode, Pid) ->
- Pid ! {tv_new_node, self(), NewNode}.
-
-
-
-
-flush_nodedown_messages() ->
- receive
- {nodedown,_Node} ->
- flush_nodedown_messages()
- after
- 0 ->
- done
- end.
-
-
-
-
-flush_nodeup_messages() ->
- receive
- {nodeup,_Node} ->
- flush_nodeup_messages()
- after
- 0 ->
- done
- end.
-
-
-
-
-update_node_listbox(Node, WinCreated) ->
- {NewNode, NodeDataList, NodeTextList, MarkIndex} = get_node_lists(Node),
- case WinCreated of
- false ->
- done;
- true ->
- catch gs:config(node_listbox, [{data, NodeDataList},
- {items, NodeTextList},
- {selection, MarkIndex}
- ])
- end,
- NewNode.
-
-
-
-
-
-create_window() ->
- gs:window(win, gs:start(), [{width, ?WINDOW_WIDTH},
- {height, ?WINDOW_HEIGHT},
- {bg, ?DEFAULT_BG_COLOR},
- {title, "[TV] Connected nodes"},
- {configure, true},
- {destroy, true},
- {cursor, arrow},
- {keypress, true}
- ]),
- gs:menubar(menubar, win, [{bg, ?DEFAULT_BG_COLOR}
- ]),
- gs:menubutton(mbutt, menubar, [{bg, ?DEFAULT_BG_COLOR},
- {fg, {178, 34, 34}}, % firebrick
- {label, {text, " File "}},
- {underline, 1}
- ]),
-
- % Create the actual menu!
- gs:menu(menu, mbutt, [{bg, ?DEFAULT_BG_COLOR},
- {fg, {178, 34, 34}}]),
- gs:menuitem(menu, [{bg, ?DEFAULT_BG_COLOR},
- {fg, {178, 34, 34}},
- {label, {text, " Close Ctrl-C "}},
- {data, close_menu},
- {underline, 1}
- ]),
-
- Xpos = 4,
- Ypos = 40,
- gs:listbox(node_listbox, win, [{x, Xpos},
- {y, Ypos},
- {width, ?WINDOW_WIDTH - 2 * Xpos},
- {height, ?WINDOW_HEIGHT - Ypos - Xpos},
- {bg, {255,255,255}},
- {vscroll, right},
- {hscroll, true},
- {click, true}
- ]).
-
-
-
-
-
-
-
-
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