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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/wx/examples/demo/ex_slider.erl
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The R13B03 release.OTP_R13B03
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+%%
+%% %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%
+
+-module(ex_slider).
+
+-behaviour(wx_object).
+
+-export([start/1, init/1, terminate/2, code_change/3,
+ handle_info/2, handle_call/3, handle_event/2]).
+
+-include_lib("wx/include/wx.hrl").
+
+-record(state,
+ {
+ parent,
+ config
+ }).
+
+start(Config) ->
+ wx_object:start_link(?MODULE, Config, []).
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+init(Config) ->
+ wx:batch(fun() -> do_init(Config) end).
+
+do_init(Config) ->
+ Parent = proplists:get_value(parent, Config),
+ Panel = wxPanel:new(Parent, []),
+
+ %% Setup sizers
+ MainSizer = wxBoxSizer:new(?wxVERTICAL),
+ Sizer = wxStaticBoxSizer:new(?wxVERTICAL, Panel,
+ [{label, "Horizontal wxSlider"}]),
+ Sizer2 = wxStaticBoxSizer:new(?wxHORIZONTAL, Panel,
+ [{label, "Vertical wxSlider"}]),
+
+ %% Setup slider with range from 0 to 100
+ %% and a start value of 25
+ Min = 0,
+ Max = 100,
+ StartValue = 25,
+ %% Horizontal slider (default) with label
+ Slider = wxSlider:new(Panel, 1, StartValue, Min, Max,
+ [{style, ?wxSL_HORIZONTAL bor
+ ?wxSL_LABELS}]),
+ %% Horizontal inverse slider with label
+ InverseSlider = wxSlider:new(Panel, 2, StartValue, Min, Max,
+ [{style, ?wxSL_HORIZONTAL bor
+ ?wxSL_LABELS bor
+ ?wxSL_INVERSE}]),
+ VerticalSlider = wxSlider:new(Panel, 3, StartValue, Min, Max,
+ [{style, ?wxSL_VERTICAL bor
+ ?wxSL_LABELS}]),
+ InverseVerticalSlider = wxSlider:new(Panel, 4, StartValue, Min, Max,
+ [{style, ?wxSL_VERTICAL bor
+ ?wxSL_LABELS bor
+ ?wxSL_INVERSE}]),
+
+ %% Add to sizers
+ wxSizer:add(Sizer, Slider, [{flag, ?wxEXPAND}]),
+ wxSizer:add(Sizer, InverseSlider, [{flag, ?wxEXPAND}]),
+ wxSizer:add(Sizer2, VerticalSlider, [{flag, ?wxEXPAND},
+ {proportion, 1}]),
+ wxSizer:add(Sizer2, InverseVerticalSlider, [{flag, ?wxEXPAND},
+ {proportion, 1}]),
+
+ wxSizer:add(MainSizer, Sizer, [{flag, ?wxEXPAND}]),
+ wxSizer:add(MainSizer, Sizer2, [{flag, ?wxEXPAND},
+ {proportion, 1}]),
+
+ wxPanel:setSizer(Panel, MainSizer),
+ {Panel, #state{parent=Panel, config=Config}}.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Async Events are handled in handle_event as in handle_info
+handle_event(Ev = #wx{}, State = #state{}) ->
+ demo:format(State#state.config,"Got Event ~p\n",[Ev]),
+ {noreply, State}.
+
+%% Callbacks handled as normal gen_server callbacks
+handle_info(Msg, State) ->
+ demo:format(State#state.config, "Got Info ~p\n",[Msg]),
+ {noreply, State}.
+
+handle_call(Msg, _From, State) ->
+ demo:format(State#state.config,"Got Call ~p\n",[Msg]),
+ {reply, {error, nyi},State}.
+
+code_change(_, _, State) ->
+ {stop, ignore, State}.
+
+terminate(_Reason, _State) ->
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Local functions
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+