%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1997-2009. 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(dbg_ui_break).
%% External exports
-export([start/3, start/4, start/5]).
%% Internal exports
-export([init/5]).
%%====================================================================
%% External exports
%%====================================================================
%%--------------------------------------------------------------------
%% start(GS, Pos, Type)
%% start(GS, Pos, Type, Module, Line)
%% GS = graphics system identifier
%% Pos = {X, Y}
%% X = Y = integer()
%% Type = line | conditional | function
%% Module = atom()
%% Line = integer()
%%--------------------------------------------------------------------
start(GS, Pos, Type) ->
start(GS, Pos, Type, "", "").
start(GS, Pos, Type, Mod) ->
start(GS, Pos, Type, Mod, "").
start(GS, Pos, Type, Mod, Line) ->
spawn_link(?MODULE, init, [GS, Pos, Type, Mod, Line]).
%%====================================================================
%% Internal exports
%%====================================================================
init(GS, Pos, Type, Mod, Line) ->
Win = dbg_ui_break_win:create_win(GS, Pos, Type, Mod, Line),
if
Type==function, is_atom(Mod) ->
Win2 = gui_cmd({module, Mod}, Win),
loop(Win2);
true ->
loop(Win)
end.
loop(Win) ->
receive
%% From the GUI
GuiEvent when is_tuple(GuiEvent), element(1, GuiEvent)==gs ->
Cmd = dbg_ui_break_win:handle_event(GuiEvent, Win),
Win2 = gui_cmd(Cmd, Win),
loop(Win2)
end.
gui_cmd(ignore, Win) ->
Win;
gui_cmd(stopped, _Win) ->
exit(normal);
gui_cmd({win, Win2}, _Win) ->
Win2;
gui_cmd({module, Mod}, Win) ->
Funcs = int:functions(Mod),
dbg_ui_break_win:update_functions(Win, Funcs);
gui_cmd({break, DataL, Action}, _Win) ->
Fun =
fun(Data) ->
case Data of
[Mod, Line] ->
int:break(Mod, Line),
int:action_at_break(Mod, Line, Action);
[Mod, Line, CMod, CFunc] ->
int:break(Mod, Line),
int:test_at_break(Mod, Line, {CMod, CFunc}),
int:action_at_break(Mod, Line, Action);
[Mod, Func, Arity] ->
int:break_in(Mod, Func, Arity)
end
end,
lists:foreach(Fun, DataL),
exit(normal).
