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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%
-module(ex_dialogs).
-behaviour(wx_object).
%% Client API
-export([start/1]).
%% wx_object callbacks
-export([init/1, terminate/2, code_change/3,
handle_info/2, handle_call/3, handle_cast/2, handle_event/2]).
-include_lib("wx/include/wx.hrl").
-record(state,
{
parent,
config,
dialogs,
choices
}).
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 = wxScrolledWindow:new(Parent, []),
wxScrolledWindow:setScrollRate(Panel, 5, 5),
%% Setup sizers
MainSizer = wxBoxSizer:new(?wxVERTICAL),
Sizer = wxStaticBoxSizer:new(?wxVERTICAL, Panel,
[{label, "Dialogs"}]),
Buttons =
[wxButton:new(Panel, 1, [{label, "wxDirDialog"}]),
wxButton:new(Panel, 2, [{label, "wxFileDialog"}]),
wxButton:new(Panel, 3, [{label, "wxColourDialog"}]),
wxButton:new(Panel, 4, [{label, "wxMessageDialog"}]),
wxButton:new(Panel, 5, [{label, "wxTextEntryDialog"}]),
wxButton:new(Panel, 6, [{label, "wxSingleChoiceDialog"}]),
wxButton:new(Panel, 7, [{label, "wxMultiChoiceDialog"}]),
wxButton:new(Panel, 10, [{label, "wxFontDialog"}])],
Choices = ["Orange","Banana", "Apple", "Lemon", "Pear",
"Carrot", "Potato", "Peach", "Tomato", "Grape",
"Pineapple", "Blueberry"],
Dialogs = [{wxDirDialog, [Panel, []]},
{wxFileDialog, [Panel, []]},
{wxColourDialog, [Panel, []]},
{wxSingleChoiceDialog, [Panel, "wxSingleChoiceDialog\n"
"Feel free to pick one of "
"these items !", "Caption",
Choices]},
{wxMultiChoiceDialog, [Panel, "wxMultiChoiceDialog\n"
"Feel free to pick one of "
"these items !", "Caption",
Choices]},
{wxMessageDialog, [Panel, "This is a wxMessageDialog !"]},
{wxTextEntryDialog, [Panel, "This is a wxTextEntryDialog !",
[{value, "Erlang is the best !"}]]},
{wxFontDialog, [get_parent(Parent), wxFontData:new()]}],
%% Add to sizers
Fun = fun(Button) ->
Label = list_to_atom(wxButton:getLabel(Button)),
wxSizer:add(Sizer, Button, [{border, 4}, {flag, ?wxALL bor ?wxEXPAND}]),
wxButton:connect(Button, command_button_clicked, [{userData, Label}])
end,
wx:foreach(Fun, Buttons),
wxSizer:add(MainSizer, Sizer),
wxPanel:setSizer(Panel, MainSizer),
{Panel, #state{parent=Panel, config=Config,
dialogs = Dialogs, choices = Choices}}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Async Events are handled in handle_event as in handle_info
handle_event(#wx{event = #wxCommand{type = command_button_clicked},
userData = Module},
State = #state{dialogs = Dialogs, choices = Choices}) ->
Args = proplists:get_value(Module, Dialogs),
Dialog = apply(Module, new, Args),
case Module:showModal(Dialog) of
?wxID_OK ->
case Module of
wxColourDialog ->
Colour = wxColourData:getColour(Module:getColourData(Dialog)),
demo:format(State#state.config, "Colour: ~p\n", [Colour]);
wxSingleChoiceDialog ->
Selection = Module:getStringSelection(Dialog),
demo:format(State#state.config, "Selection: ~p\n", [Selection]);
wxTextEntryDialog ->
Value = Module:getValue(Dialog),
demo:format(State#state.config, "Value: ~p\n", [Value]);
wxFontDialog ->
Font = wxFontData:getChosenFont(Module:getFontData(Dialog)),
FontDesc = wxFont:getNativeFontInfoUserDesc(Font),
demo:format(State#state.config,
"Font: ~p\n",
[FontDesc]);
wxFileDialog ->
demo:format(State#state.config, "File path: ~p\n", [Module:getPath(Dialog)]);
wxDirDialog ->
demo:format(State#state.config, "Dir path: ~p\n", [Module:getPath(Dialog)]);
wxMultiChoiceDialog ->
Selected = [lists:nth(Num+1, Choices) ||
Num <- Module:getSelections(Dialog)],
demo:format(State#state.config, "Selections: ~p\n", [Selected]);
wxMessageDialog ->
ok
end;
?wxID_CANCEL -> cancel;
Any -> io:format("Any: ~p\n", [Any])
end,
Module:destroy(Dialog),
{noreply, State};
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(shutdown, _From, State=#state{parent=Panel}) ->
wxPanel:destroy(Panel),
{stop, normal, ok, State};
handle_call(Msg, _From, State) ->
demo:format(State#state.config, "Got Call ~p\n", [Msg]),
{reply,{error, nyi}, State}.
handle_cast(Msg, State) ->
io:format("Got cast ~p~n",[Msg]),
{noreply,State}.
code_change(_, _, State) ->
{stop, ignore, State}.
terminate(_Reason, _State) ->
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Local functions
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
get_parent(Window) ->
Parent = wxWindow:getParent(Window),
case wx:is_null(Parent) of
false -> get_parent(Parent);
true -> Window
end.
|
