The R13B03 release.OTP_R13B03

1 files changed, 564 insertions, 0 deletions

diff --git a/lib/debugger/src/dbg_ui_mon_win.erl b/lib/debugger/src/dbg_ui_mon_win.erl
new file mode 100644
index 0000000000..ba2f94c550
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+++ b/lib/debugger/src/dbg_ui_mon_win.erl
@@ -0,0 +1,564 @@
+%%
+%% %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_mon_win).
+
+%% External exports
+-export([init/0]).
+-export([create_win/3, get_window/1,
+	 show_option/3,
+	 enable/2, is_enabled/1, select/2,
+	 add_module/3, delete_module/2,
+	 add_process/6, update_process/4, clear_processes/1,
+	 add_break/3, update_break/2, delete_break/2,
+	 clear_breaks/1, clear_breaks/2,
+	 handle_event/2
+	]).
+
+-define(default_rows,50).
+
+-record(moduleInfo, {module, menubtn}).
+-record(procInfo, {pid, row}).
+-record(breakInfo, {point, status, break}).
+-record(winInfo, {window,       % gsobj()
+		  grid,         % gsobj()
+		  row,          % int() Last row in grid
+
+		  focus,        % int() Selected row in grid
+
+		  modules=[],   % [#moduleInfo{}] Known modules
+		  processes=[], % [#procInfo{}] Known processes
+		  breaks=[],    % [#breakInfo{}] Known breakpoints
+
+		  listbox,      % gsobj() Listinng known modules
+
+		  %% Auto attach buttons
+		  fbutton,      % gsobj()
+		  bbutton,      % gsobj()
+		  ebutton,      % gsobj()
+		  selected=[],  % ['First Call'|'On Break'|'On Exit']
+
+		  slabel,       % showing Stack Trace option
+		  blabel        % showing Back Trace Size
+		 }).
+
+%%====================================================================
+%% External exports
+%%====================================================================
+
+init() ->
+    dbg_ui_win:init().
+
+%%--------------------------------------------------------------------
+%% create_win(GS, Title, Menus) -> #winInfo{}
+%%   GS = gsobj()
+%%   Title = string()
+%%   Menus = [menu()]  See dbg_ui_win.erl
+%%--------------------------------------------------------------------
+
+-define(PAD, 5).
+-define(Wf, 150).
+-define(Wg, 770).
+-define(W, 800).
+-define(H, 390).
+
+create_win(GS, Title, Menus) ->
+    Win = gs:window(GS, [{title, Title},
+			 {width, ?W}, {height, ?H},
+			 {configure,true}, {destroy,true},
+			 {keypress,true}, {motion,true}]),
+
+    MenuBar = gs:menubar(Win, []),
+    dbg_ui_win:create_menus(MenuBar, Menus),
+    dbg_ui_winman:windows_menu(MenuBar),
+
+    Font = dbg_ui_win:font(normal),
+
+    Frame = gs:frame(Win, [{x, ?PAD}, {y, 30},
+			   {width, ?Wf}, {height, ?H}]),
+    Hlb = 200,
+    Listbox = gs:listbox(Frame, [{x, 0}, {y, 0},
+				 {width, ?Wf}, {height, Hlb},
+				 {data, listbox},
+				 {doubleclick, true},
+				 {items, []}]),
+    gs:label(Frame, [{x, 0}, {y, Hlb}, {width, ?Wf}, {height, 20},
+		     {align, w},
+		     {label, {text, "Auto Attach:"}}, {font, Font}]),
+    Fbtn = gs:checkbutton(Frame, [{x, 0}, {y, Hlb+20},
+				  {width, ?Wf}, {height, 20},
+				  {label, {text, 'First Call'}},
+				  {align, w}, {font, Font},
+				  {data, autoattach}]),
+    Bbtn = gs:checkbutton(Frame, [{x, 0}, {y, Hlb+40},
+				  {width, ?Wf}, {height, 20},
+				  {label, {text, 'On Break'}},
+				  {align, w}, {font, Font},
+				  {data, autoattach}]),
+    Ebtn = gs:checkbutton(Frame, [{x, 0}, {y, Hlb+60},
+				  {width, ?Wf}, {height, 20},
+				  {label, {text, 'On Exit'}},
+				  {align, w}, {font, Font},
+				  {data, autoattach}]),
+    SLabel = gs:label(Frame, [{x, 0}, {y, Hlb+80},
+			      {width, ?Wf}, {height, 40},
+			      {font, Font}, {align, w}]),
+    BLabel = gs:label(Frame, [{x, 0}, {y, Hlb+120},
+			      {width, ?Wf}, {height, 40},
+			      {font, Font}, {align, w}]),
+
+    Grid = gs:grid(Win, [{x, 2*?PAD+?Wf}, {y, 30},
+			 {width, ?W-(2*?PAD+?Wf)}, {height, ?H-30},
+			 {bg, grey}, {fg, black},
+			 {vscroll, right}, {hscroll, bottom},
+			 calc_columnwidths(?Wg),
+			 {rows, {1,?default_rows}}]),
+    gs:gridline(Grid, [{row, 1}, {bw, 5}, {fg, blue},
+		       {font, Font},
+		       {text, {1,"Pid"}}, {text, {2,"Initial Call"}},
+		       {text, {3,"Name"}}, {text, {4,"Status"}},
+		       {text, {5,"Information"}}]),
+
+    gs:config(Win, {map, true}),
+    #winInfo{window=Win, grid=Grid, row=1, focus=0,
+	     listbox=Listbox,
+	     fbutton=Fbtn, bbutton=Bbtn, ebutton=Ebtn,
+	     slabel=SLabel, blabel=BLabel}.
+
+%%--------------------------------------------------------------------
+%% get_window(WinInfo) -> Window
+%%   WinInfo = #winInfo{}
+%%   Window = gsobj()
+%%--------------------------------------------------------------------
+get_window(WinInfo) ->
+    WinInfo#winInfo.window.
+
+%%--------------------------------------------------------------------
+%% show_option(WinInfo, Option, Value) -> void()
+%%   WinInfo = #winInfo{}
+%%   Option = auto_attach | stack_trace | back_trace
+%%   Value = [Flag]                          % Option==auto_attach
+%%             Flag = init | break | exit
+%%         | true | all | no_tail | false    % Option==stack_trace
+%%         | int()                           % Option==back_trace
+%%--------------------------------------------------------------------
+show_option(WinInfo, Option, Value) ->
+    case Option of
+
+	auto_attach ->
+	    lists:foreach(fun (Button) ->
+				  gs:config(Button, {select, false})
+			  end,
+			  option_buttons(WinInfo, [init, break, exit])),
+	    lists:foreach(fun (Button) ->
+				  gs:config(Button, {select, true})
+			  end,
+			  option_buttons(WinInfo, Value));
+
+	stack_trace ->
+	    Text = case Value of
+		       all ->     "Stack Trace:\n On (with tail)";
+		       true ->    "Stack Trace:\n On (with tail)";
+		       no_tail -> "Stack Trace:\n On (no tail)";
+		       false ->   "Stack Trace:\n Off"
+		   end,
+	    gs:config(WinInfo#winInfo.slabel, {label, {text, Text}});
+
+	back_trace ->
+	    Text = "Back Trace Size:\n " ++ integer_to_list(Value),
+	    gs:config(WinInfo#winInfo.blabel, {label, {text, Text}})
+    end.
+
+option_buttons(WinInfo, [init|Flags]) ->
+    [WinInfo#winInfo.fbutton|option_buttons(WinInfo, Flags)];
+option_buttons(WinInfo, [break|Flags]) ->
+    [WinInfo#winInfo.bbutton|option_buttons(WinInfo, Flags)];
+option_buttons(WinInfo, [exit|Flags]) ->
+    [WinInfo#winInfo.ebutton|option_buttons(WinInfo, Flags)];
+option_buttons(_WinInfo, []) ->
+    [].
+
+%%--------------------------------------------------------------------
+%% enable([MenuItem], Bool)
+%% is_enabled(MenuItem) -> Bool
+%%   MenuItem = atom()
+%%   Bool = boolean()
+%%--------------------------------------------------------------------
+enable(MenuItems, Bool) ->
+    lists:foreach(fun(MenuItem) ->
+			  gs:config(MenuItem, {enable, Bool})
+		  end,
+		  MenuItems).
+
+is_enabled(MenuItem) ->
+    gs:read(MenuItem, enable).
+
+%%--------------------------------------------------------------------
+%% select(MenuItem, Bool)
+%%   MenuItem = atom()
+%%   Bool = boolean()
+%%--------------------------------------------------------------------
+select(MenuItem, Bool) ->
+    dbg_ui_win:select(MenuItem, Bool).
+
+%%--------------------------------------------------------------------
+%% add_module(WinInfo, Name, Mod) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%   Name = atom()
+%%   Mod = atom()
+%%--------------------------------------------------------------------
+add_module(WinInfo, Menu, Mod) ->
+    Modules = WinInfo#winInfo.modules,
+    case lists:keysearch(Mod, #moduleInfo.module, Modules) of
+	{value, _ModInfo} -> WinInfo;
+	false ->
+	    %% Create a menu for the module
+	    Font = dbg_ui_win:font(normal),
+	    MenuBtn = gs:menuitem(Menu, [{label, {text,Mod}},
+					 {font, Font},
+					 {itemtype, cascade}]),
+	    SubMenu = gs:menu(MenuBtn, []),
+	    gs:menuitem(SubMenu, [{label, {text,"View"}},
+				  {font, Font},
+				  {data, {module,Mod,view}}]),
+	    gs:menuitem(SubMenu, [{label, {text,"Delete"}},
+				  {font, Font},
+				  {data, {module,Mod,delete}}]),
+
+	    %% Add the module to the listbox
+	    gs:config(WinInfo#winInfo.listbox, {add, Mod}),
+
+	    ModInfo = #moduleInfo{module=Mod, menubtn=MenuBtn},
+	    WinInfo#winInfo{modules=[ModInfo | Modules]}
+    end.
+    
+%%--------------------------------------------------------------------
+%% delete_module(WinInfo, Mod) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%   Mod = atom()
+%%--------------------------------------------------------------------
+delete_module(WinInfo, Mod) ->
+    {value, ModInfo} = lists:keysearch(Mod, #moduleInfo.module,
+				       WinInfo#winInfo.modules),
+    gs:destroy(ModInfo#moduleInfo.menubtn),
+    delete_module(WinInfo#winInfo.listbox, atom_to_list(Mod), 0),
+    WinInfo#winInfo{modules=lists:keydelete(Mod, #moduleInfo.module,
+					    WinInfo#winInfo.modules)}.
+
+delete_module(Listbox, ModS, Index) ->
+    case gs:read(Listbox, {get, Index}) of
+	ModS ->
+	    gs:config(Listbox, {del, Index});
+	_OtherModS ->
+	    delete_module(Listbox, ModS, Index+1)
+    end.
+
+%%--------------------------------------------------------------------
+%% add_process(WinInfo, Pid, Name, Function, Status, Info) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%   Pid = pid()
+%%   Name = undefined | atom()
+%%   Function = {Mod, Func, Args}
+%%   Status = idle | running | break | exit
+%%   Info = {} | term()
+%%--------------------------------------------------------------------
+add_process(WinInfo, Pid, Name, {Mod,Func,Args}, Status, Info) ->
+    Grid = WinInfo#winInfo.grid,
+    Row = (WinInfo#winInfo.row)+1,
+    GridLine = case gs:read(Grid, {obj_at_row, Row}) of
+		   undefined ->
+		       if Row>?default_rows ->
+			       gs:config(Grid,[{rows,{1,Row}}]);
+			  true -> ok
+		       end,
+		       gs:gridline(Grid,[{row,Row}, {bw,5}, {fg,black},
+					 {font,dbg_ui_win:font(normal)},
+					 {click, true},
+					 {doubleclick, true}]);
+		   GSObj ->
+		       GSObj
+	       end,
+    Name2 = case Name of undefined -> ""; _ -> Name end,
+    FuncS = io_lib:format("~w:~w/~w", [Mod, Func, length(Args)]),
+    Info2 = case Info of {} -> ""; _ -> Info end,
+    Options = [{text, {1,Pid}}, {text, {2,FuncS}}, {text, {3,Name2}},
+	       {text, {4,Status}}, {text, {5,Info2}},
+	       {data, {gridline, Pid}}],
+    gs:config(GridLine, Options),
+
+    ProcInfo = #procInfo{pid=Pid, row=Row},
+    WinInfo#winInfo{processes=[ProcInfo|WinInfo#winInfo.processes],
+		    row=Row}.
+
+%%--------------------------------------------------------------------
+%% update_process(WinInfo, Pid, Status, Info)
+%%   WinInfo = #winInfo{}
+%%   Pid = pid()
+%%   Status = idle | running | break | exit
+%%   Info = {} | term()
+%%--------------------------------------------------------------------
+update_process(WinInfo, Pid, Status, Info) ->
+    {value, ProcInfo} = lists:keysearch(Pid, #procInfo.pid,
+					WinInfo#winInfo.processes),
+
+    Grid = WinInfo#winInfo.grid,
+    GridLine = gs:read(Grid, {obj_at_row, ProcInfo#procInfo.row}),
+    
+    Info2 = case Info of {} -> ""; _ -> Info end,
+    gs:config(GridLine, [{text, {4,Status}}, {text, {5,Info2}}]).
+
+%%--------------------------------------------------------------------
+%% clear_processes(WinInfo) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%--------------------------------------------------------------------
+clear_processes(WinInfo) ->
+    Grid = WinInfo#winInfo.grid,
+    Max = WinInfo#winInfo.row,
+    clear_processes(Grid, 2, Max),
+    gs:config(Grid,[{rows,{1,?default_rows}}]),
+    WinInfo#winInfo{row=1, focus=0, processes=[]}.
+
+clear_processes(Grid, Row, Max) when Row=<Max ->
+    GridLine = gs:read(Grid, {obj_at_row, Row}),
+    case gs:read(GridLine,{text,4}) of
+	"exit" -> 
+	    Pid = list_to_pid(gs:read(GridLine,{text,1})),
+	    dbg_ui_winman:clear_process(dbg_ui_trace:title(Pid));
+	_ -> 
+	    ok
+    end,
+	    
+    Options = [{fg, black},
+	       {{text,1}, ""}, {{text,2},""}, {{text,3},""},
+	       {{text,4}, ""}, {{text,5},""},
+	       {data, []}],
+    gs:config(GridLine, Options),
+    clear_processes(Grid, Row+1, Max);
+clear_processes(_Grid, Row, Max) when Row>Max ->
+    done.
+
+%%--------------------------------------------------------------------
+%% add_break(WinInfo, Name, {Point, Options}) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%   Name = atom()
+%%   Point = {Mod, Line}
+%%   Options = [Status, Action, Mods, Cond]
+%%     Status = active | inactive
+%%     Action = enable | disable | delete
+%%     Mods = null (not used)
+%%     Cond = null | {Mod, Func}
+%%--------------------------------------------------------------------
+add_break(WinInfo, Menu, {Point, Options}) ->
+    Break = dbg_ui_win:add_break(Menu, Point),
+    dbg_ui_win:update_break(Break, Options),
+    BreakInfo = #breakInfo{point=Point, break=Break},
+    WinInfo#winInfo{breaks=[BreakInfo|WinInfo#winInfo.breaks]}.
+
+%%--------------------------------------------------------------------
+%% update_break(WinInfo, {Point, Options})
+%%   WinInfo = #winInfo{}
+%%   Point = {Mod, Line}
+%%   Options = [Status, Action, Mods, Cond]
+%%     Status = active | inactive
+%%     Action = enable | disable | delete
+%%     Mods = null (not used)
+%%     Cond = null | {Mod, Func}
+%%--------------------------------------------------------------------
+update_break(WinInfo, {Point, Options}) ->
+    {value, BreakInfo} = lists:keysearch(Point, #breakInfo.point,
+					 WinInfo#winInfo.breaks),
+    dbg_ui_win:update_break(BreakInfo#breakInfo.break, Options).
+
+%%--------------------------------------------------------------------
+%% delete_break(WinInfo, Point) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%   Point = {Mod, Line}
+%%--------------------------------------------------------------------
+delete_break(WinInfo, Point) ->
+    {value, BreakInfo} = lists:keysearch(Point, #breakInfo.point,
+					 WinInfo#winInfo.breaks),
+    dbg_ui_win:delete_break(BreakInfo#breakInfo.break),
+    WinInfo#winInfo{breaks=lists:keydelete(Point, #breakInfo.point,
+					   WinInfo#winInfo.breaks)}.
+
+%%--------------------------------------------------------------------
+%% clear_breaks(WinInfo) -> WinInfo
+%% clear_breaks(WinInfo, Mod) -> WinInfo
+%%   WinInfo = #winInfo{}
+%%--------------------------------------------------------------------
+clear_breaks(WinInfo) ->
+    lists:foreach(fun(BreakInfo) ->
+			  dbg_ui_win:delete_break(BreakInfo#breakInfo.break)
+		  end,
+		  WinInfo#winInfo.breaks),
+    WinInfo#winInfo{breaks=[]}.
+clear_breaks(WinInfo, Mod) ->
+    Fun =
+	fun(BreakInfo) ->
+		case BreakInfo#breakInfo.point of
+		    {Mod, _Line} ->
+			dbg_ui_win:delete_break(BreakInfo#breakInfo.break),
+			false;
+		    _ -> true
+		end
+	end,
+    Breaks = lists:filter(Fun, WinInfo#winInfo.breaks),
+    WinInfo#winInfo{breaks=Breaks}.
+    
+%%--------------------------------------------------------------------
+%% handle_event(GSEvent, WinInfo) -> Command
+%%   GSEvent = {gs, Id, Event, Data, Arg}
+%%   WinInfo = #winInfo{}
+%%   Command = ignore
+%%           | stopped
+%%           | {coords, {X,Y}}
+%%
+%%           | {shortcut, Key}
+%%           | MenuItem | {Menu, [MenuItem]}
+%%               MenuItem = Menu = atom()
+%%           | {break, Point, What}
+%%               What = delete | {status, Status} | {trigger, Trigger}
+%%           | {module, Mod, What}
+%%               What = view | delete
+%%
+%%           | {focus, Pid, WinInfo}
+%%           | default
+%%--------------------------------------------------------------------
+%% Window events
+handle_event({gs, _Id, configure, _Data, [W, H |_]}, WinInfo) ->
+    configure(WinInfo, {W, H}),
+    ignore;
+handle_event({gs, _Id, destroy, _Data, _Arg}, _WinInfo) ->
+    stopped;
+handle_event({gs, _Id, motion, _Data, [X,Y]}, WinInfo) ->
+    {LastX, LastY} = dbg_ui_win:motion(X, Y),
+    Win = WinInfo#winInfo.window,
+    {coords, {gs:read(Win, x)+LastX-5, gs:read(Win, y)+LastY-5}};
+
+%% Menus and keyboard shortcuts
+handle_event({gs, _Id, keypress, _Data, [Key,_,_,1]}, _WinInfo) when
+  Key/='Up', Key/='Down', Key/=p, Key/=n ->
+    {shortcut, Key};
+handle_event({gs, _Id, click, {dbg_ui_winman, Win}, _Arg}, _WinInfo) ->
+    dbg_ui_winman:raise(Win),
+    ignore;
+handle_event({gs, _Id, click, {menuitem, Name}, _Arg}, _WinInfo) ->
+    Name;
+handle_event({gs, _Id, click, {menu, Menu}, _Arg}, _WinInfo) ->
+    Names = dbg_ui_win:selected(Menu),
+    {Menu, Names};
+handle_event({gs, _Id, click, {break, Point, What}, _Arg}, _WinInfo) ->
+    {break, Point, What};
+handle_event({gs, _Id, click, {module, Mod, What}, _Arg}, _WinInfo) ->
+    {module, Mod, What};
+
+%% Listbox
+handle_event({gs, _Id, doubleclick, listbox, [_Index, ModS|_]}, _WI) ->
+    {module, list_to_atom(ModS), view};
+
+%% Auto attach buttons
+handle_event({gs, _Id, click, autoattach, _Arg}, WinInfo) ->
+    Names = lists:foldl(fun (Button, NamesAcc) ->
+				case gs:read(Button, select) of
+				    true ->
+					{text, Name} =
+					    gs:read(Button, label),
+					[list_to_atom(Name)|NamesAcc];
+				    false ->
+					NamesAcc
+				end
+			end,
+			[],
+			[WinInfo#winInfo.ebutton,
+			 WinInfo#winInfo.bbutton,
+			 WinInfo#winInfo.fbutton]),
+    {'Auto Attach', Names};
+
+%% Process grid
+handle_event({gs, _Id, keypress, _Data, [Key|_]}, WinInfo) when
+  Key=='Up'; Key=='Down' ->
+    Dir = if Key=='Up' -> up; Key=='Down' -> down end,
+    Row = move(WinInfo, Dir),
+
+    if Row>1 ->
+	    WinInfo2 = highlight(WinInfo, Row),
+	    {value, #procInfo{pid=Pid}} =
+		lists:keysearch(Row, #procInfo.row, WinInfo#winInfo.processes),
+	    {focus, Pid, WinInfo2};
+       true ->
+	    ignore
+    end;
+handle_event({gs, _Id, click, {gridline, Pid}, [_Col,Row|_]}, WinInfo) ->
+    WinInfo2 = highlight(WinInfo, Row),
+    {focus, Pid, WinInfo2};
+handle_event({gs, _Id, doubleclick, _Data, _Arg}, _WinInfo) ->
+    default;
+
+handle_event(_GSEvent, _WinInfo) ->
+    ignore.
+
+move(WinInfo, Dir) ->
+    Row = WinInfo#winInfo.focus,
+    Last = WinInfo#winInfo.row,
+
+    if
+	Dir==up, Row>1 -> Row-1;
+	Dir==down, Row<Last -> Row+1;
+	true -> Row
+    end.
+
+highlight(WinInfo, Row) ->
+    Grid = WinInfo#winInfo.grid,
+    case WinInfo#winInfo.focus of
+	0 -> ignore;
+	Focus ->
+	    GridLine1 = gs:read(Grid, {obj_at_row, Focus}),
+	    gs:config(GridLine1, {fg, black})
+    end,
+    GridLine2 = gs:read(Grid, {obj_at_row, Row}),
+    gs:config(GridLine2, {fg, white}),
+    WinInfo#winInfo{focus=Row}.
+    
+
+%%====================================================================
+%% Internal functions
+%%====================================================================
+
+configure(WinInfo, {W, H}) ->
+    Grid = WinInfo#winInfo.grid,
+    NewW = W - (2*?PAD+?Wf),
+    Dx = NewW - gs:read(Grid, width),
+    Dy = H-42 - gs:read(Grid, height),
+    if
+	(Dx+Dy)=/=0 ->
+	    gs:config(Grid, [{width, NewW}, {height, H-30}]),
+	    Cols = calc_columnwidths(NewW),
+	    gs:config(Grid, Cols);
+	true ->
+	    ok
+    end.
+
+calc_columnwidths(Width) ->
+    W = if
+	    Width=<?Wg -> ?Wg;
+	    true -> Width
+	end,
+    First = lists:map(fun (X) -> round(X) end,
+		      [0.13*W, 0.27*W, 0.18*W, 0.18*W]),
+    Last = W - lists:sum(First) - 30,
+    {columnwidths, First++[Last]}.