%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2008-2016. 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%
%%
<<EXPORT:wxPrintout new/2,new/3 wxPrintout:EXPORT>>
<<wxPrintout
%% @spec (Title::string(), OnPrintPage::function()) -> wxPrintout:wxPrintout()
%% @doc @equiv new(Title, OnPrintPage, [])
new(Title, OnPrintPage) ->
new(Title, OnPrintPage, []).
%% @spec (Title::string(), OnPrintPage::function(), [Option]) -> wxPrintout:wxPrintout()
%% Option = {onPreparePrinting, OnPreparePrinting::function()} |
%% {onBeginPrinting, OnBeginPrinting::function()} |
%% {onEndPrinting, OnEndPrinting::function()} |
%% {onBeginDocument, OnBeginDocument::function()} |
%% {onEndDocument, OnEndDocument::function()} |
%% {hasPage, HasPage::function()} |
%% {getPageInfo, GetPageInfo::function()}
%% @doc Creates a wxPrintout object with a callback fun and optionally other callback funs.<br />
%% <pre>OnPrintPage(This,Page) -> boolean() </pre>
%% <pre>OnPreparePrinting(This) -> term() </pre>
%% <pre>OnBeginPrinting(This) -> term() </pre>
%% <pre>OnEndPrinting(This) -> term() </pre>
%% <pre>OnBeginDocument(This,StartPage,EndPage) -> boolean() </pre>
%% <pre>OnEndDocument(This) -> term() </pre>
%% <pre>HasPage(This,Page)} -> boolean() </pre>
%% <pre>GetPageInfo(This) -> {MinPage::integer(), MaxPage::integer(),
%% PageFrom::integer(), PageTo::integer()} </pre>
%% The <b>This</b> argument is the wxPrintout object reference to this object
%% <br /> NOTE: The callbacks may not call other processes.
new(Title, OnPrintPage, Opts) when is_list(Title), is_function(OnPrintPage), is_list(Opts) ->
OnPrint = fun([This,Page]) ->
Bool = OnPrintPage(This,Page),
<<(wxe_util:from_bool(Bool)):32/?UI>>
end,
OnPrintPageId = wxe_util:get_cbId(OnPrint),
MOpts = fun({onPreparePrinting, F},Acc) when is_function(F) ->
Fun = fun([This]) ->
F(This),
<<>>
end,
[<<1:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc];
({onBeginPrinting, F},Acc) when is_function(F) ->
Fun = fun([This]) ->
F(This),
<<>>
end,
[<<2:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc];
({onEndPrinting, F},Acc) when is_function(F) ->
Fun = fun([This]) ->
F(This),
<<>>
end,
[<<3:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc];
({onBeginDocument, F},Acc) when is_function(F) ->
Fun = fun([This,S,E]) ->
BegD = F(This,S,E),
<<(wxe_util:from_bool(BegD)):32/?UI>>
end,
[<<4:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc];
({onEndDocument, F},Acc) when is_function(F) ->
Fun = fun([This]) ->
F(This),
<<>>
end,
[<<5:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc];
({hasPage, F},Acc) when is_function(F) ->
Fun = fun([This,Page]) ->
HasP = F(This,Page),
<<(wxe_util:from_bool(HasP)):32/?UI>>
end,
[<<6:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc];
({getPageInfo, F},Acc) when is_function(F) ->
Fun = fun([This]) ->
{Min,Max,PF,PT} = F(This),
<<Min:32/?UI,Max:32/?UI,PF:32/?UI,PT:32/?UI>>
end,
[<<7:32/?UI,(wxe_util:get_cbId(Fun)):32/?UI>>|Acc]
end,
BinOpt = list_to_binary(lists:foldl(MOpts, [<<0:32>>], Opts)),
Title_UC = unicode:characters_to_binary([Title,0]),
wxe_util:call(~s, << (byte_size(Title_UC)):32/?UI,Title_UC/binary,
0:(((8- ((4+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8,
OnPrintPageId:32/?UI,
BinOpt/binary>>).
wxPrintout>>
