The R13B03 release.OTP_R13B03

1 files changed, 369 insertions, 0 deletions

diff --git a/lib/gs/src/gstk_window.erl b/lib/gs/src/gstk_window.erl
new file mode 100644
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+++ b/lib/gs/src/gstk_window.erl
@@ -0,0 +1,369 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 1996-2009. 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%
+%%
+
+%%
+%% ------------------------------------------------------------
+%% Basic Window Type.
+%% ------------------------------------------------------------
+
+-module(gstk_window).
+
+%%------------------------------------------------------------------------------
+%% 			    WINDOW OPTIONS
+%%
+%%  Attributes:
+%%	x			Int
+%%	y			Int
+%%	width			Int
+%%	height			Int
+%%	bg			Color
+%%	bw			Int
+%%	relief			Relief  [flat|raised|sunken|ridge|groove]
+%%	highlightbw		Int
+%%	highlightbg		Color
+%%	highlightfg		Color
+%%	map			Bool
+%%	iconify 		Bool
+%%	title			String
+%%	iconname		String	
+%%      iconbitmap      	Bitmap
+%%      iconmask        	Bitmap
+%%	data			Data
+%%      cursor                  arrow|busy|cross|hand|help|resize|text
+%%
+%%  Commands:
+%%      raise			
+%%      lower			
+%%	setfocus		Bool
+%%
+%%  Events:
+%%      configure		[Bool | {Bool, Data}]
+%%	enter			[Bool | {Bool, Data}]
+%%	leave			[Bool | {Bool, Data}]
+%%	motion			[Bool | {Bool, Data}]
+%%	keypress		[Bool | {Bool, Data}]
+%%	keyrelease		[Bool | {Bool, Data}]
+%%	buttonpress		[Bool | {Bool, Data}]
+%%	buttonrelease		[Bool | {Bool, Data}]
+%%	focus			[Bool | {Bool, Data}]
+%%	destroy			[Bool | {Bool, Data}]
+%%
+%%  Read options:
+%%	children
+%%	id
+%%	parent
+%%	type
+%%
+%%  Not Implemented:
+%%	screen			?????????
+%%	map			
+%%	unmap			
+%%	iconify
+%%	deiconify
+%%	focusmodel		[active|passive] (wm focusmodel)
+%%
+
+-export([create/3, config/3, read/3, delete/2, event/5,destroy_win/1]).
+-export([option/5,read_option/5,mk_create_opts_for_child/4]).
+
+-include("gstk.hrl").
+% bind . <1> {puts "x: [expr %X - [winfo rootx .]] y: [expr %Y - [wi rooty .]]"}
+
+%%-----------------------------------------------------------------------------
+%%			MANDATORY INTERFACE FUNCTIONS
+%%-----------------------------------------------------------------------------
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: create/3
+%% Purpose    	: Create a widget of the type defined in this module.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+create(DB, Gstkid, Opts) ->
+    TkW = gstk_generic:mk_tkw_child(DB,Gstkid),
+    NGstkid=Gstkid#gstkid{widget=TkW},
+    case gstk_generic:make_command(transform_geometry_opts(Opts),
+				  NGstkid, TkW, "", ";", DB) of
+	{error,Reason} -> {error,Reason};
+	Cmd when is_list(Cmd) ->
+	    BindCmd = gstk_generic:bind(DB, Gstkid, TkW, configure, true),
+%	    io:format("\nWINDOW1: ~p\n",[TkW]),
+%	    io:format("\nWINDOW1: ~p\n",[Cmd]),
+%	    io:format("\nWINDOW1: ~p\n",[BindCmd]),
+	    gstk:exec(["toplevel ", TkW,Cmd,$;,BindCmd]),
+	    NGstkid
+    end.
+
+mk_create_opts_for_child(DB,Cgstkid, Pgstkid, Opts) ->
+    gstk_generic:mk_create_opts_for_child(DB,Cgstkid,Pgstkid,Opts).
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: config/3
+%% Purpose    	: Configure a widget of the type defined in this module.
+%% Args        	: DB	  - The Database
+%%		  Gstkid   - The gstkid of the widget
+%%		  Opts    - A list of options for configuring the widget
+%%
+%% Return 	: [true | {bad_result, Reason}]
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+config(DB, Gstkid, Opts) ->
+    TkW = Gstkid#gstkid.widget,
+    SimplePreCmd = [TkW, " conf"],
+    gstk_generic:mk_cmd_and_exec(transform_geometry_opts(Opts),
+				Gstkid,TkW,SimplePreCmd,"",DB).
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: read/3
+%% Purpose    	: Read one option from a widget
+%% Args        	: DB	  - The Database
+%%		  Gstkid   - The gstkid of the widget
+%%		  Opt     - An option to read
+%%
+%% Return 	: [OptionValue | {bad_result, Reason}]
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+read(DB, Gstkid, Opt) ->
+    gstk_generic:read_option(DB, Gstkid, Opt).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: delete/2
+%% Purpose    	: Delete widget from databas and return tkwidget to destroy
+%% Args        	: DB	  - The Database
+%%		  Gstkid   - The gstkid of the widget
+%%
+%% Return 	: TkWidget to destroy
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+delete(DB, Gstkid) ->
+    gstk_db:delete_widget(DB, Gstkid),
+    Gstkid#gstkid.widget.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: event/5
+%% Purpose    	: Construct the event and send it to the owner of the widget
+%% Args        	: DB	  - The Database
+%%		  Gstkid   - The gstkid of the widget
+%%		  Etype   - The event type
+%%		  Edata   - The event data
+%%		  Args    - The data from tcl/tk
+%%		
+%% Return 	: [true | {bad_result, Reason}]
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+event(DB, Gstkid, configure, Edata, Args) ->
+    [W,H|_] = Args,
+    gstk_db:insert_opt(DB,Gstkid,{width,W}),
+    gstk_db:insert_opt(DB,Gstkid,{height,H}),
+    case gstk_db:opt(DB,Gstkid,configure) of
+	true ->
+	    apply(gstk_generic,event,[DB,Gstkid,configure,Edata,Args]);
+	false ->
+	    ok
+    end;
+event(DB, Gstkid, destroy, Edata, Args) ->
+    spawn(gstk_window,destroy_win,[gstk:make_extern_id(Gstkid#gstkid.id,DB)]),
+    gstk_generic:event(DB, Gstkid, destroy, Edata, Args);
+event(DB, Gstkid, Etype, Edata, Args) ->
+    gstk_generic:event(DB, Gstkid, Etype, Edata, Args).
+
+destroy_win(ID) ->
+    gs:destroy(ID).
+%%------------------------------------------------------------------------------
+%%			MANDATORY FUNCTIONS
+%%------------------------------------------------------------------------------
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: option/4
+%% Purpose    	: Take care of options
+%% Args        	: Option  - An option tuple
+%%		  Gstkid   - The gstkid of the widget
+%%		  TkW     - The  tk-widget
+%%		  DB	  - The Database
+%%
+%% Return 	: A tuple {OptionType, OptionCmd}
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%-define(REGEXP,"regexp {(\\d+)x(\\d+)\\+?(-?\\d+)\\+?(-?\\d+)} ").
+% FIXME: Is this ok? Always positive?
+-define(REGEXP,"regexp {(\\d+)x(\\d+)\\+(\\d+)\\+(\\d+)} ").
+
+option(Option, Gstkid, TkW, DB,_) ->
+    case Option of
+%% Bug in tcl/tk complicates setting of a single x,y,width,height.
+	{x,               X} -> 
+	    {c, 
+	    [?REGEXP,"[wm ge ",TkW, "] g w h x y;wm ge ", TkW,
+	     " ${w}x$h",signed(X),"+$y;update idletasks"]};
+	{y,               Y} -> 
+	    {c,[?REGEXP,"[wm ge ",TkW, "] g w h x y;wm ge ", TkW,
+		" ${w}x$h+$x",signed(Y),"; update idletasks"]};
+	{width,       Width} when Width >= 0 ->	% FIXME: Needed test?
+	    case gstk_db:opt_or_not(DB,Gstkid,width) of
+		{value,Width} -> none;
+		_Q ->
+		    gstk_db:insert_opt(DB,Gstkid,{width,Width}),
+		    {c,[?REGEXP,"[wm ge ",TkW, "] g w h x y;wm ge ", TkW," ",
+			gstk:to_ascii(Width),"x$h+$x+$y;update idletasks"]}
+	    end;
+    	{height,     Height} when Height >= 0 -> % FIXME: Needed test?
+	    case gstk_db:opt_or_not(DB,Gstkid,height) of
+		{value,Height} -> none;
+		_Q ->				% FIXME: Why different?
+		    gstk_db:insert_opt(DB,Gstkid,{height,Height}),
+		    {c,
+		     ["wm ge ",TkW,
+		      " [winfo w ", TkW, "]x",gstk:to_ascii(Height),
+		      ";update idletasks"]}
+	    end;
+	{width_height, {W,H}} when W >= 0, H >= 0 ->
+	    case {gstk_db:opt_or_not(DB,Gstkid,width),
+		  gstk_db:opt_or_not(DB,Gstkid,height)} of
+		{{value,W},{value,H}} ->
+		    none;
+		_OtherSize -> 
+		    gstk_db:insert_opt(DB,Gstkid,{height,H}),
+		    gstk_db:insert_opt(DB,Gstkid,{width,W}),
+		    {c, ["update idletasks;wm ge ", TkW, " ",
+			 gstk:to_ascii(W),"x",gstk:to_ascii(H),
+			 ";update idletasks"]}
+	    end;
+	{xy,             {X,Y}} -> 
+	    {c, [?REGEXP,"[wm ge ",TkW, "] g w h x y;wm ge ", TkW,
+		 " ${w}x$h", signed(X),signed(Y),
+		 ";update idletasks"]};
+	{bg,          Color} -> {s, [" -bg ", gstk:to_color(Color)]};
+	{map,          true} -> {c, ["wm deiconify ", TkW]};
+	{map,         false} -> {c, ["wm withdraw ", TkW]};
+	{configure,      On} ->
+	    gstk_db:insert_opt(DB,Gstkid,{configure,On}),
+	    none;
+	{iconify,      true} -> {c, ["wm iconify ", TkW]};
+	{iconify,     false} -> {c, ["wm deiconify ", TkW]};
+	{title,       Title} -> {c, ["wm title ", TkW, " " , 
+					   gstk:to_ascii(Title)]};
+	{iconname,     Name} -> {c, ["wm iconn ",TkW, " ",
+					   gstk:to_ascii(Name)]};
+	{iconbitmap, Bitmap} -> {c, ["wm iconb ",TkW, " ",
+					   gstk:to_ascii(Bitmap)]};
+	{iconmask,   Bitmap} -> {c, ["wm iconm ",TkW, " ",
+					   gstk:to_ascii(Bitmap)]};
+	raise		     -> {c, ["raise ", TkW]};
+	lower		     -> {c, ["lower ", TkW]};
+	{setfocus,     true} -> {c, ["focus ", TkW]};
+	{setfocus,    false} -> {c, ["focus {}"]};
+	{buttonpress,    On} ->
+	    Eref = mk_eref(On, DB, Gstkid, buttonpress),
+	    {c,["bind ",TkW," <ButtonPress> ",
+	       event_onoff(["{erlsend ",Eref," %b ",xy_abs_str(TkW),"};"],On)]};
+	{buttonrelease,  On} ->
+	    Eref = mk_eref(On, DB, Gstkid, buttonrelease),
+	    {c,["bind ",TkW," <ButtonRelease> ",
+	       event_onoff(["{erlsend ",Eref," %b ",xy_abs_str(TkW),"};"],On)]};
+	{motion,         On} ->
+	    Eref = mk_eref(On, DB, Gstkid, motion),
+	    {c,["bind ",TkW," <Motion> ",
+	       event_onoff(["{erlsend ",Eref," ",xy_abs_str(TkW),"};"],On)]};
+	_                    -> invalid_option
+    end.
+
+xy_abs_str(TkW) ->
+    ["[expr %X-[winfo rootx ",TkW,"]] [expr %Y-[winfo rooty ",TkW,"]]"].
+
+event_onoff(Str, true) -> Str;
+event_onoff(_,false) -> "{}".
+
+mk_eref(false, DB, Gstkid, Etype) ->
+    gstk_db:delete_event(DB, Gstkid, Etype),
+    dummy;
+mk_eref(true,DB,Gstkid,Etype) ->
+    gstk_db:insert_event(DB, Gstkid, Etype, []).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Function   	: read_option/3
+%% Purpose    	: Take care of a read option
+%% Args        	: DB	  - The Database
+%%		  Gstkid   - The gstkid of the widget
+%%		  Option  - An option
+%%
+%% Return 	: The value of the option or invalid_option
+%%		  [OptionValue | {bad_result, Reason}]
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+read_option(Option, Gstkid, TkW, DB,_) ->
+    case Option of
+	x             -> tcl2erl:ret_x(geo_str(TkW));
+	y             -> tcl2erl:ret_y(geo_str(TkW));
+	width         -> tcl2erl:ret_width(geo_str(TkW));
+	height        -> tcl2erl:ret_height(geo_str(TkW));
+	configure     -> gstk_db:opt(DB,Gstkid,configure);
+	bg            -> tcl2erl:ret_color([TkW," cg -bg"]);
+	map           -> tcl2erl:ret_mapped(["winfo is ", TkW]);
+	iconify       -> tcl2erl:ret_iconified(["wm st ", TkW]);
+	title         -> tcl2erl:ret_str(["wm ti ", TkW]);
+	iconname      -> tcl2erl:ret_str(["wm iconn ", TkW]);
+	iconbitmap    -> tcl2erl:ret_str(["wm iconb ", TkW]);
+	iconmask      -> tcl2erl:ret_str(["wm iconm ", TkW]);
+	setfocus      -> tcl2erl:ret_focus(TkW, "focus");
+	_ -> {bad_result, {Gstkid#gstkid.objtype, invalid_option, Option}}
+    end.
+
+geo_str(TkW) ->
+    ["update idletasks;",?REGEXP,"[wm geometry ", TkW,
+     "] g w h x y;set tmp \"$w $h $x $y\""].
+
+
+
+%%----------------------------------------------------------------------
+%%			       PRIMITIVES
+%%----------------------------------------------------------------------
+
+%% Return {+,-}Int  to be used in a geometry option
+signed(X) when X>=0 ->
+    [$+,integer_to_list(X)];
+signed(X) when X<0 ->
+    integer_to_list(X).
+
+%%----------------------------------------------------------------------
+%% Purpose: tcl/tk: wm .window geo sets WxH+x+y at one time.
+%%          flushing every time is expensive. Do (almost) as much as
+%%          possible in one operation.
+%%----------------------------------------------------------------------
+transform_geometry_opts(Opts) ->
+    {Geo,RestOpts} = collect_geo_opts(Opts,[],[]),
+    Geo2 = make_atomic(lists:sort(Geo)),
+    lists:append(Geo2,RestOpts).
+
+make_atomic([{height,H},{width,W},{x,X},{y,Y}]) ->
+    [{width_height,{W,H}},{xy,{X,Y}}];
+make_atomic([{height,H},{width,W}|XY]) ->
+    [{width_height,{W,H}}|XY];
+make_atomic([WH,{x,X},{y,Y}]) ->
+    [WH,{xy,{X,Y}}];
+make_atomic(L) -> L.
+
+%%----------------------------------------------------------------------
+%% Returns: {(list of x,y,width,height options),list of other opts}
+%%----------------------------------------------------------------------
+collect_geo_opts([{x,X}|Opts],Geo,Rest) ->
+    collect_geo_opts(Opts,[{x,X}|Geo],Rest);
+collect_geo_opts([{y,Y}|Opts],Geo,Rest) ->
+    collect_geo_opts(Opts,[{y,Y}|Geo],Rest);
+collect_geo_opts([{height,H}|Opts],Geo,Rest) ->
+    collect_geo_opts(Opts,[{height,H}|Geo],Rest);
+collect_geo_opts([{width,W}|Opts],Geo,Rest) ->
+    collect_geo_opts(Opts,[{width,W}|Geo],Rest);
+collect_geo_opts([Opt|Opts],Geo,Rest) ->
+    collect_geo_opts(Opts,Geo,[Opt|Rest]);
+collect_geo_opts([],Geo,Rest) -> {Geo,Rest}.
+    
+%%% ----- Done -----