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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2009-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
%%%-------------------------------------------------------------------
%%% File : hello.erl
%%% Author : Matthew Harrison <harryhuk at users.sourceforge.net>
%%% Description : _really_ minimal example of a wxerlang app
%%%
%%% Created : 18 Sep 2008 by Matthew Harrison <harryhuk at users.sourceforge.net>
%%%-------------------------------------------------------------------
-module(hello).
-include_lib("wx/include/wx.hrl").
-export([start/0]).
start() ->
Wx = wx:new(),
Frame = wx:batch(fun() -> create_window(Wx) end),
wxWindow:show(Frame),
loop(Frame),
wx:destroy(),
ok.
create_window(Wx) ->
Frame = wxFrame:new(Wx,
-1, % window id
"Hello World", % window title
[{size, {600,400}}]),
wxFrame:createStatusBar(Frame,[]),
%% if we don't handle this ourselves, wxwidgets will close the window
%% when the user clicks the frame's close button, but the event loop still runs
wxFrame:connect(Frame, close_window),
ok = wxFrame:setStatusText(Frame, "Hello World!",[]),
Frame.
loop(Frame) ->
receive
#wx{event=#wxClose{}} ->
io:format("~p Closing window ~n",[self()]),
ok = wxFrame:setStatusText(Frame, "Closing...",[]),
wxWindow:destroy(Frame),
ok;
Msg ->
io:format("Got ~p ~n", [Msg]),
loop(Frame)
end.
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