The R13B03 release.OTP_R13B03

1 files changed, 307 insertions, 0 deletions

diff --git a/lib/debugger/src/dbg_ui_break_win.erl b/lib/debugger/src/dbg_ui_break_win.erl
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+++ b/lib/debugger/src/dbg_ui_break_win.erl
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+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2002-2009. 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_win).
+
+%% External exports
+-export([create_win/5,
+	 update_functions/2,
+	 handle_event/2]).
+
+-record(winInfo, {type,            % line | conditional | function
+		  win,             % gsobj()
+		  packer,          % gsobj() | undefined
+		  entries,         % [{atom|integer, GSobj()}]
+		  trigger,         % enable | disable | delete
+		  ok,              % gsobj()
+		  cancel,          % gsobj()
+		  listbox,         % gsobj()
+		  funcs=[]         % [[Name, Arity]]
+		 }).
+
+%%====================================================================
+%% External exports
+%%====================================================================
+
+%%--------------------------------------------------------------------
+%% create_win(GS, Pos, Type, Mod, Line) -> #winInfo{}
+%%   GS = graphics system identifier
+%%   Pos = {X, Y}
+%%     X = Y = integer()
+%%   Type =  line | conditional | function
+%%   Mod = atom() | ""
+%%   Line = integer() | ""
+%%--------------------------------------------------------------------
+create_win(GS, {X, Y}, function, Mod, _Line) ->
+    Pad = 8,
+    W = 230,
+
+    Font = dbg_ui_win:font(normal),
+
+    %% Window
+    Win = gs:window(GS, [{title, "Function Break"}, {x, X}, {y, Y},
+			 {destroy, true}, {configure, true},
+			 {keypress, true}, {data, window}]),
+
+    %% Frame
+    Frm = gs:frame(Win, [{x, 0}, {y, 0}, {width, W}, {height, 190},
+			 {packer_x, [{fixed, 70}, {stretch, 1, W-80},
+				     {fixed, 10}]},
+			 {packer_y, [{fixed, 10}, {fixed, 30},
+				     {stretch, 1, 100}, {fixed, 40}]}]),
+
+    %% Create input field (label+entry)
+    gs:label(Frm, [{label, {text,"Module:"}}, {font, Font}, {align, e},
+		   {pack_x, 1}, {pack_y, 2}]),
+    Ent = gs:entry(Frm, [{text, Mod},
+			 {pack_x, 2}, {pack_y, 2},
+			 {keypress, true}, {setfocus, true},
+			 {buttonpress, true}]),
+    Entries = [{Ent, atom}],
+
+    %% Create a listbox containing the functions of the module
+    gs:label(Frm, [{label, {text,"Function:"}}, {font, Font}, {align, ne},
+		   {pack_x, 1}, {pack_y, 3}]),
+    Lb = gs:listbox(Frm, [{bw, 2}, {relief, ridge}, {vscroll, right},
+			  {pack_x, 2}, {pack_y, 3},
+			  {selectmode, multiple}]),
+
+    %% Add Ok and Cancel buttons
+    {Wbtn, Hbtn} = dbg_ui_win:min_size(["Ok","Cancel"], 70, 30),
+    Bot = gs:frame(Frm, [{pack_x, {1, 3}}, {pack_y, 4}]),
+    Ok = gs:button(Bot, [{x, Pad}, {y, Pad},
+			 {width, Wbtn}, {height, Hbtn},
+			 {label, {text,"Ok"}}, {font, Font}]),
+    Cancel = gs:button(Bot, [{x, W-Pad-Wbtn}, {y, Pad},
+			     {width, Wbtn}, {height, Hbtn},
+			     {label, {text,"Cancel"}}, {font, Font}]),
+
+    Wfrm = gs:read(Frm, width), Hfrm = gs:read(Frm, height),
+    gs:config(Win, [{width, Wfrm}, {height, Hfrm}, {map, true}]),
+    #winInfo{type=function, win=Win,
+	     packer=Frm, entries=Entries, trigger=enable,
+	     ok=Ok, cancel=Cancel, listbox=Lb, funcs=[]};
+create_win(GS, {X, Y}, Type, Mod, Line) ->
+    Pad = 8,
+    W = 230,
+
+    Font = dbg_ui_win:font(normal),
+
+    %% Window
+    Title = case Type of
+		line -> "Line Break";
+		conditional -> "Conditional Break"
+	    end,
+    Win = gs:window(GS, [{title, Title}, {x, X}, {y, Y},
+			 {destroy, true}]),
+
+    %% Create input fields (label+entry)
+    {Wlbl, Hlbl} = dbg_ui_win:min_size(["C-Function:"], 10, 30),
+    Went = W-Wlbl-2*Pad,
+    Labels = case Type of
+		 line ->
+		     [{atom,"Module:",Mod}, {integer,"Line:",Line}];
+		 conditional ->
+		     [{atom,"Module:",Mod}, {integer,"Line:",Line},
+		      {atom,"C-Module:",""}, {atom,"C-Function:",""}]
+	     end,
+    Fun = fun({DataType, Label, Default}, Yin) ->
+		  gs:create(label, Win, [{x, Pad}, {y, Yin},
+					 {width,Wlbl}, {height,Hlbl},
+					 {label, {text,Label}},
+					 {font, Font}, {align, e}]),
+		  Ent = gs:create(entry, Win, [{x, Pad+Wlbl}, {y, Yin},
+					       {width, Went},
+					       {height, Hlbl},
+					       {text, Default},
+					       {keypress, true}]),
+		  {{Ent, DataType}, Yin+Hlbl}
+	  end,
+    {Entries, Yacc} = lists:mapfoldl(Fun, Pad, Labels),
+    {First, _DataType} = hd(Entries),
+    gs:config(First, [{buttonpress, true}, {setfocus, true}]),
+
+    %% Add 'trigger action' buttons
+    {Wlbl2, Hlbl2} = dbg_ui_win:min_size(["Trigger Action"], 100, 20),
+    Wfrm = Wlbl2+8, Hfrm = Hlbl2*4+4,
+    Grp = erlang:now(),
+    Frm = gs:frame(Win, [{x, W/2-Wfrm/2-2}, {y, Yacc+Pad-2},
+			 {width, Wfrm}, {height, Hfrm}, {bw, 2}]),
+    gs:label(Frm, [{label, {text, "Trigger Action"}}, {font, Font},
+		   {x, 2}, {y, 0}, {width, Wlbl2}, {height, Hlbl2}]),
+    gs:radiobutton(Frm, [{label, {text, "Enable"}}, {font, Font},
+			 {x, 10}, {y, Hlbl2},
+			 {width, Wlbl2-10}, {height, Hlbl2},
+			 {align, w}, {group, Grp},
+			 {data, {trigger, enable}},
+			 {select, true}]),
+    gs:radiobutton(Frm, [{label, {text, "Disable"}}, {font, Font},
+			 {x, 10}, {y, Hlbl2*2},
+			 {width, Wlbl2-10}, {height, Hlbl2},
+			 {align, w}, {group, Grp},
+			 {data, {trigger, disable}}]),
+    gs:radiobutton(Frm, [{label, {text, "Delete"}}, {font, Font},
+			 {x, 10}, {y, Hlbl2*3},
+			 {width, Wlbl2-10}, {height, Hlbl2},
+			 {align, w}, {group, Grp},
+			 {data, {trigger, delete}}]),
+
+    %% Add Ok and Cancel buttons
+    {Wbtn, Hbtn} = dbg_ui_win:min_size(["Ok","Cancel"], 70, 30),
+    Ybtn = Yacc + Pad + Hfrm + Pad,
+    Ok = gs:button(Win, [{x, Pad}, {y, Ybtn},
+			 {width, Wbtn}, {height, Hbtn},
+			 {label, {text,"Ok"}}, {font, Font}]),
+    gs:button(Win, [{x, W-Pad-Wbtn}, {y, Ybtn},
+		    {width, Wbtn}, {height, Hbtn},
+		    {label, {text,"Cancel"}}, {font, Font}]),
+
+    Hwin = Ybtn + Hbtn + Pad,
+    gs:config(Win, [{width, W}, {height, Hwin}, {map, true}]),
+
+    #winInfo{type=Type, win=Win,
+	     entries=Entries, trigger=enable, ok=Ok}.
+
+%%--------------------------------------------------------------------
+%% update_functions(WinInfo, Funcs) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%   Funcs = [{Name, Arity}]
+%%     Name = atom()
+%%     Arity = integer()
+%%--------------------------------------------------------------------
+update_functions(WinInfo, Funcs) ->
+    Items = lists:map(fun([N, A]) -> io_lib:format("~p/~p", [N, A]) end,
+		      Funcs),
+    gs:config(WinInfo#winInfo.listbox, [{items, Items},
+					{setfocus, true}]),
+    WinInfo#winInfo{funcs=Funcs}.
+
+%%--------------------------------------------------------------------
+%% handle_event(GSEvent, WinInfo) -> Command
+%% GSEvent = {gs, Id, Event, Data, Arg}
+%% WinInfo = #winInfo{}
+%% Command = ignore
+%%         | stopped
+%%         | {win, WinInfo}
+%%         | {module, Mod}
+%%         | {break, [[Mod, Line]], Action}
+%%         | {break, [[Mod, Line, CMod, CFunc]], Action}
+%%         | {break, [[Mod, Func, Arity]], Action}
+%%--------------------------------------------------------------------
+handle_event({gs, _Id, destroy, _Data, _Arg}, _WinInfo) ->
+    stopped;
+handle_event({gs, _Id, configure, _Data, [W, H|_]}, WinInfo) ->
+    gs:config(WinInfo#winInfo.packer, [{width, W-10}, {height, H-10}]),
+    gs:config(WinInfo#winInfo.cancel, [{x, W-80}]),
+    ignore;
+handle_event({gs, Ent, buttonpress, _,[N,X0,Y0|_]}, WinInfo) when N>1 ->
+    %% Right (middle) mouse button click in module entry, display a
+    %% menu containing all interpreted modules
+    Mods = int:interpreted(),
+    X = gs:read(Ent, x) + X0,
+    Y = gs:read(Ent, y) + Y0,
+    Menu = gs:menu(WinInfo#winInfo.win, [{post_at,{X,Y}}]),
+    lists:foreach(fun(Mod) ->
+			  gs:menuitem(Menu, [{label,{text,Mod}},
+					     {data,{module,Mod}}])
+		  end,
+		  Mods),
+    ignore;
+handle_event({gs, LB, keypress, window, [Key|_]}, WinInfo) ->
+    %% Used for functional break window, since listboxes for some
+    %% reason doesn't generate keypress events
+    if
+	Key/='Tab', Key/='Return' ->
+	    ignore;
+	true ->
+	    handle_event({gs, LB, click, listbox, ["Ok"]}, WinInfo)
+    end;
+handle_event({gs, Ent, keypress, Data, [Key|_]}, WinInfo) ->
+    case WinInfo#winInfo.type of
+	function when Key/='Tab', Key/='Return' ->
+	    case gs:read(WinInfo#winInfo.listbox, items) of
+		[] -> ignore;
+		_Items ->
+		    gs:config(WinInfo#winInfo.listbox, clear),
+		    {win, WinInfo#winInfo{funcs=[]}}
+	    end;
+	function -> % 'Return' | 'Tab' pressed in Module entry
+	    case check_input(WinInfo#winInfo.entries) of
+		error -> ignore;
+		[Mod] -> {module, Mod}
+	    end;
+	_Type when Key=='Tab'; Key=='Return' ->
+	    case next_entry(Ent, WinInfo#winInfo.entries) of
+		last ->
+		    gs:config(WinInfo#winInfo.ok, flash),
+		    handle_event({gs, Ent, click, Data, ["Ok"]}, WinInfo);
+		Next ->
+		    gs:config(Next, {setfocus, true}),
+		    ignore
+	    end;
+	_Type -> ignore
+    end;
+handle_event({gs, _Id, click, _Data, ["Ok"|_]}, WinInfo) ->
+    case check_input(WinInfo#winInfo.entries) of
+	error -> ignore;
+	Data when WinInfo#winInfo.type/=function ->
+	    {break, [Data], WinInfo#winInfo.trigger};
+	[Mod] -> % Function break window
+	    case gs:read(WinInfo#winInfo.listbox, selection) of
+		[] ->
+		    {module, Mod};
+		IndexL ->
+		    Funcs = WinInfo#winInfo.funcs,
+		    Breaks =
+			lists:map(fun(Index) ->
+					  Func = lists:nth(Index+1,
+							   Funcs),
+					  [Mod | Func]
+				  end,
+				  IndexL),
+		    {break, Breaks, enable}
+	    end
+    end;
+handle_event({gs, _Id, click, _Data, ["Cancel"|_]}, _WinInfo) ->
+    stopped;
+handle_event({gs, _Id, click, {trigger,Trigger}, _Arg}, WinInfo) ->
+    {win, WinInfo#winInfo{trigger=Trigger}};
+handle_event({gs, _Id, click, {module, Mod}, _Arg}, WinInfo) ->
+    {Ent, _DataType} = hd(WinInfo#winInfo.entries),
+    gs:config(Ent, {insert,{0,Mod}}),
+    ignore;
+handle_event(_GSEvent, _WinInfo) ->
+    ignore.
+
+check_input(Entries) ->
+    check_input(Entries, []).
+check_input([{Entry, Type} | Entries], Data) ->
+    Str = gs:read(Entry, text),
+    case erl_scan:string(Str) of
+	{ok, [{Type, _Line, Val}], _EndLine} ->
+	    check_input(Entries, [Val|Data]);
+	_Error -> error
+    end;
+check_input([], Data) -> lists:reverse(Data).
+
+next_entry(Entry, [{Entry, _Type}]) ->
+    last;
+next_entry(Entry, [{Entry, _Type1}, {Next, _Type2}|_]) ->
+    Next;
+next_entry(Entry, [_|Entries]) ->
+    next_entry(Entry, Entries).