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Diffstat (limited to 'lib/wx/examples/simple/hello2.erl')
-rw-r--r-- | lib/wx/examples/simple/hello2.erl | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/lib/wx/examples/simple/hello2.erl b/lib/wx/examples/simple/hello2.erl new file mode 100644 index 0000000000..af825f2e3c --- /dev/null +++ b/lib/wx/examples/simple/hello2.erl @@ -0,0 +1,81 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 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% +%% +%%%------------------------------------------------------------------- +%%% File : hello.erl +%%% Author : Matthew Harrison <harryhuk at users.sourceforge.net> +%%% Description : _really_ minimal example of a wxerlang app +%%% implemented with wx_object behaviour +%%% +%%% Created : 18 Sep 2008 by Matthew Harrison <harryhuk at users.sourceforge.net> +%%% Dan rewrote it to show wx_object behaviour +%%%------------------------------------------------------------------- +-module(hello2). +-include_lib("wx/include/wx.hrl"). + +-export([start/0]). +-compile(export_all). + +-behavoiur(wx_object). + +-record(state, {win}). + +start() -> + wx_object:start_link(?MODULE, [], []). + +%% Init is called in the new process. +init([]) -> + wx:new(), + Frame = wxFrame:new(wx:null(), + -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!",[]), + wxWindow:show(Frame), + {Frame, #state{win=Frame}}. + + +%% Handled as in normal gen_server callbacks +handle_info(Msg, State) -> + io:format("Got Info ~p~n",[Msg]), + {noreply,State}. + +handle_call(Msg, _From, State) -> + io:format("Got Call ~p~n",[Msg]), + {reply,ok,State}. + +%% Async Events are handled in handle_event as in handle_info +handle_event(#wx{event=#wxClose{}}, State = #state{win=Frame}) -> + io:format("~p Closing window ~n",[self()]), + ok = wxFrame:setStatusText(Frame, "Closing...",[]), + wxWindow:destroy(Frame), + {stop, normal, State}. + +code_change(_, _, State) -> + {stop, not_yet_implemented, State}. + +terminate(_Reason, _State) -> + ok. + |