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authorErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
committerErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
commit84adefa331c4159d432d22840663c38f155cd4c1 (patch)
treebff9a9c66adda4df2106dfd0e5c053ab182a12bd /lib/gs/examples/entry_demo.erl
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The R13B03 release.OTP_R13B03
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+%%
+%% %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%
+%%
+
+%%
+%% ------------------------------------------------------------
+%% Entry Demo
+%% ------------------------------------------------------------
+
+-module(entry_demo).
+
+-export([start/0,init/1]).
+
+start() ->
+ spawn(entry_demo,init,[self()]),
+ receive
+ {entry_reply,Reply} -> Reply
+ end.
+
+init(Pid) ->
+ S=gs:start(),
+ Win=gs:window(S,[{title,"Entry Demo"},{width,150},{height,100}]),
+ gs:create(label,Win,[{width,150},{label,{text,"What's your name?"}}]),
+ gs:create(entry,entry,Win,[{x,10},{y,30},{width,130},{keypress,true}]),
+ gs:create(button,ok,Win,[{width,45},{y,60},{x,10},{label,{text,"Ok"}}]),
+ gs:create(button,cancel,Win,[{width,60},{y,60},{x,80},{label,{text,"Cancel"}}]),
+ gs:config(Win,{map,true}),
+ loop(Pid).
+
+loop(Pid) ->
+ receive
+ {gs,entry,keypress,_,['Return'|_]} ->
+ Text=gs:read(entry,text),
+ Pid ! {entry_reply,{name,Text}};
+ {gs,entry,keypress,_,_} ->
+ loop(Pid);
+ {gs,ok,click,_,_} ->
+ Text=gs:read(entry,text),
+ Pid ! {entry_reply,{name,Text}};
+ {gs,cancel,click,_,_} ->
+ Pid ! {entry_reply,cancel};
+ X ->
+ io:format("Got X=~w~n",[X]),
+ loop(Pid)
+ end.
+
+%% ----------------------------------------
+%% done