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author | Erlang/OTP <[email protected]> | 2009-11-20 14:54:40 +0000 |
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committer | Erlang/OTP <[email protected]> | 2009-11-20 14:54:40 +0000 |
commit | 84adefa331c4159d432d22840663c38f155cd4c1 (patch) | |
tree | bff9a9c66adda4df2106dfd0e5c053ab182a12bd /lib/gs/src/gstk_menubutton.erl | |
download | otp-84adefa331c4159d432d22840663c38f155cd4c1.tar.gz otp-84adefa331c4159d432d22840663c38f155cd4c1.tar.bz2 otp-84adefa331c4159d432d22840663c38f155cd4c1.zip |
The R13B03 release.OTP_R13B03
Diffstat (limited to 'lib/gs/src/gstk_menubutton.erl')
-rw-r--r-- | lib/gs/src/gstk_menubutton.erl | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/lib/gs/src/gstk_menubutton.erl b/lib/gs/src/gstk_menubutton.erl new file mode 100644 index 0000000000..6c5abf600f --- /dev/null +++ b/lib/gs/src/gstk_menubutton.erl @@ -0,0 +1,237 @@ +%% +%% %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 Menubutton Type +%% ------------------------------------------------------------ + +-module(gstk_menubutton). + +%%------------------------------------------------------------------------------ +%% MENUBUTTON OPTIONS +%% +%% Attributes: +%% activebg Color +%% activefg Color +%% align n,w,s,e,nw,se,ne,sw,center +%% anchor n,w,s,e,nw,se,ne,sw,center +%% bg Color +%% bw Int +%% data Data +%% disabledfg Color +%% fg Color +%% font Font +%% height Int +%% highlightbg Color +%% highlightbw Int +%% highlightfg Color +%% justify left|right|center (multiline text only) +%% label {text, String} | {image, BitmapFile} +%% padx Int (Pixels) +%% pady Int (Pixels) +%% relief Relief [flat|raised| sunken | ridge | groove] +%% side left | right (valid only in menubars) +%% underline Int +%% width Int +%% wraplength Int +%% x Int (not valid in menubars) +%% y Int (not valid in menubars) +%% +%% Commands: +%% enable Bool +%% setfocus Bool +%% +%% Events: +%% buttonpress [Bool | {Bool, Data}] +%% buttonrelease [Bool | {Bool, Data}] +%% configure [Bool | {Bool, Data}] +%% destroy [Bool | {Bool, Data}] +%% enter [Bool | {Bool, Data}] +%% focus [Bool | {Bool, Data}] +%% keypress [Bool | {Bool, Data}] +%% keyrelease [Bool | {Bool, Data}] +%% leave [Bool | {Bool, Data}] +%% motion [Bool | {Bool, Data}] +%% +%% Read Options: +%% children +%% id +%% parent +%% type +%% +%% Not Implemented: +%% activate ?????? (kontra enable, true) +%% state ?????? +%% cursor ?????? +%% image ?????? +%% focus ?????? (-takefocus) +%% + +-export([create/3,config/3,read/3,delete/2,event/5,option/5,read_option/5, + mk_create_opts_for_child/4]). + +-include("gstk.hrl"). + +%%----------------------------------------------------------------------------- +%% MANDATORY INTERFACE FUNCTIONS +%%----------------------------------------------------------------------------- +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Function : create/7 +%% 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}, + PlacePreCmd = [";place ", TkW], + case gstk_generic:make_command(Opts, NGstkId, TkW, "", PlacePreCmd, DB) of + {error,Reason} -> {error,Reason}; + Cmd when is_list(Cmd) -> + gstk:exec(["menubutton ", TkW," -padx 4 -pady 3",Cmd]), + 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"], + PlacePreCmd = [";place ", TkW], + gstk_generic:mk_cmd_and_exec(Opts,Gstkid,TkW,SimplePreCmd,PlacePreCmd,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. + +event(DB, Gstkid, Etype, Edata, Args) -> + gstk_generic:event(DB, Gstkid, Etype, Edata, Args). + +%%----------------------------------------------------------------------------- +%% 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} +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +option(Option, Gstkid, TkW, DB,_) -> + case Option of + {anchor, How} -> fix_anchor(How, Gstkid, TkW, DB); + {disabledfg, Color} -> {s, [" -disabledf ", gstk:to_color(Color)]}; + {height, Height} -> {s, [" -he ", gstk:to_ascii(Height)]}; + {side, Side} -> fix_side(Side, Gstkid, TkW, DB); + {underline, Int} -> {s, [" -und ", gstk:to_ascii(Int)]}; + {width, Width} -> {s, [" -wi ", gstk:to_ascii(Width)]}; + {wraplength, Int} -> {s, [" -wr ", gstk:to_ascii(Int)]}; + {x, X} -> fix_placement(x, X, Gstkid, TkW, DB); + {y, Y} -> fix_placement(y, Y, Gstkid, TkW, DB); + _ -> invalid_option + end. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% 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 + anchor -> tcl2erl:ret_place(anchor, TkW); + disabledfg -> tcl2erl:ret_color([TkW," cg -disabledfo"]); + height -> tcl2erl:ret_int([TkW," cg -he"]); + side -> tcl2erl:ret_pack(side, TkW); + underline -> tcl2erl:ret_int([TkW," cg -underl"]); + width -> tcl2erl:ret_int([TkW," cg -wi"]); + wraplength -> tcl2erl:ret_int([TkW," cg -wr"]); + x -> tcl2erl:ret_place(x, TkW); + y -> tcl2erl:ret_place(y, TkW); + _ -> {error,{invalid_option,Option, GstkId#gstkid.objtype}} + end. + +%%----------------------------------------------------------------------------- +%% PRIMITIVES +%%----------------------------------------------------------------------------- + +fix_placement(Attr, Value, Gstkid, _TkW, DB) -> + Pgstkid = gstk_db:lookup_gstkid(DB, Gstkid#gstkid.parent), + case Pgstkid#gstkid.objtype of + menubar -> invalid_option; + _ -> {p, [" -", atom_to_list(Attr), " ", gstk:to_ascii(Value)]} + end. + + +fix_anchor(How, Gstkid, TkW, DB) -> + Pgstkid = gstk_db:lookup_gstkid(DB, Gstkid#gstkid.parent), + case Pgstkid#gstkid.objtype of + menubar -> {c, ["pack ", TkW, " -an ", gstk:to_ascii(How)]}; + _ -> {p, [" -anch ", gstk:to_ascii(How)]} + end. + + +fix_side(Side, Gstkid, TkW, DB) -> + Pgstkid = gstk_db:lookup_gstkid(DB, Gstkid#gstkid.parent), + case Pgstkid#gstkid.objtype of + menubar -> {c, ["pack ", TkW, " -fill y -si ", gstk:to_ascii(Side)]}; + _ -> none + end. + + +%% ----- Done ----- + |