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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2009-2013. 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_listCtrl).
-include_lib("wx/include/wx.hrl").
-behaviour(wx_object).
-export([start/1, init/1, terminate/2, code_change/3,
handle_info/2, handle_call/3, handle_cast/2, handle_event/2]).
-record(state,
{
parent,
config,
notebook
}).
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 = wxStaticBoxSizer:new(?wxVERTICAL, Panel,
[{label, "wxListCtrl"}]),
Notebook = wxNotebook:new(Panel, 1, [{style, ?wxBK_DEFAULT}]),
ListCtrl1 = wxListCtrl:new(Notebook, [{style, ?wxLC_LIST}]),
[wxListCtrl:insertItem(ListCtrl1, Int, "Item "++integer_to_list(Int)) ||
Int <- lists:seq(0,50)],
ListCtrl2 = create_list_ctrl(Notebook, [{style, ?wxLC_REPORT bor
?wxLC_SINGLE_SEL}]),
IL = wxImageList:new(16,16),
wxImageList:add(IL, wxArtProvider:getBitmap("wxART_COPY", [{size, {16,16}}])),
wxImageList:add(IL, wxArtProvider:getBitmap("wxART_MISSING_IMAGE", [{size, {16,16}}])),
wxImageList:add(IL, wxArtProvider:getBitmap("wxART_QUESTION", [{size, {16,16}}])),
wxImageList:add(IL, wxArtProvider:getBitmap("wxART_WARNING", [{size, {16,16}}])),
wxListCtrl:assignImageList(ListCtrl2, IL, ?wxIMAGE_LIST_SMALL),
Fun =
fun(Item) ->
case Item rem 4 of
0 ->
wxListCtrl:setItemBackgroundColour(ListCtrl2, Item, {240,240,240,255}),
wxListCtrl:setItemImage(ListCtrl2, Item, 0);
1 -> wxListCtrl:setItemImage(ListCtrl2, Item, 1);
2 -> wxListCtrl:setItemImage(ListCtrl2, Item, 2),
wxListCtrl:setItemBackgroundColour(ListCtrl2, Item, {240,240,240,255});
_ -> wxListCtrl:setItemImage(ListCtrl2, Item, 3)
end
end,
wx:foreach(Fun, lists:seq(0,50)),
ListCtrl3 = create_list_ctrl(Notebook, [{style, ?wxLC_REPORT}]),
wxListCtrl:setTextColour(ListCtrl3, ?wxBLUE),
wxListCtrl:setItemBackgroundColour(ListCtrl3,5,?wxRED),
wxListCtrl:setItemBackgroundColour(ListCtrl3,3,?wxGREEN),
wxListCtrl:setItemBackgroundColour(ListCtrl3,0,?wxCYAN),
IA = wxListItemAttr:new(),
wxListItemAttr:setTextColour(IA, {190, 25, 25}),
LC4Opts = [{style, ?wxLC_REPORT bor ?wxLC_VIRTUAL},
{onGetItemText, fun(_This, Item, 0) ->
"Row " ++ integer_to_list(Item);
(_, Item, 1) when Item rem 5 == 0 ->
"Column 2";
(_, _, _) -> ""
end},
{onGetItemAttr, fun(_This, Item) when Item rem 3 == 0 ->
IA;
(_This, _Item) ->
wx:typeCast(wx:null(), wxListItemAttr)
end},
{onGetItemColumnImage, fun(_This, Item, 1) ->
Item rem 4;
(_, _, _) ->
-1
end}
],
ListCtrl4 = wxListCtrl:new(Notebook, LC4Opts),
wxListCtrl:setImageList(ListCtrl4, IL, ?wxIMAGE_LIST_SMALL),
wxListCtrl:insertColumn(ListCtrl4, 0, "Column 1"),
wxListCtrl:insertColumn(ListCtrl4, 1, "Column 2"),
wxListCtrl:setColumnWidth(ListCtrl4, 0, 200),
wxListCtrl:setColumnWidth(ListCtrl4, 1, 200),
wxListCtrl:setItemCount(ListCtrl4, 1000000),
wxListCtrl:connect(ListCtrl1, command_list_item_selected, []),
wxListCtrl:connect(ListCtrl2, command_list_item_selected, []),
wxListCtrl:connect(ListCtrl3, command_list_item_selected, []),
wxListCtrl:connect(ListCtrl4, command_list_item_selected, []),
%% Add to sizers
wxNotebook:addPage(Notebook, ListCtrl1, "List", []),
wxNotebook:addPage(Notebook, ListCtrl2, "Report", []),
wxNotebook:addPage(Notebook, ListCtrl3, "Colored multiselect", []),
wxNotebook:addPage(Notebook, ListCtrl4, "Virtual Report", []),
wxSizer:add(MainSizer, Notebook, [{proportion, 1},
{flag, ?wxEXPAND}]),
wxPanel:setSizer(Panel, MainSizer),
{Panel, #state{parent=Panel, config=Config,
notebook = Notebook}}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Async Events are handled in handle_event as in handle_info
handle_event(#wx{obj = _ListCtrl,
event = #wxList{itemIndex = Item}},
State = #state{}) ->
demo:format(State#state.config,"Item ~p selected.\n",[Item]),
{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,ok,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
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-define(FIRST_COL, 0).
-define(SECOND_COL, 1).
-define(THIRD_COL, 2).
create_list_ctrl(Win, Options) ->
ListCtrl = wxListCtrl:new(Win, Options),
wxListCtrl:insertColumn(ListCtrl, ?FIRST_COL, "First Col", []),
wxListCtrl:insertColumn(ListCtrl, ?SECOND_COL, "Second Col", []),
wxListCtrl:insertColumn(ListCtrl, ?THIRD_COL, "Third Col", []),
Fun =
fun(Int) ->
Name = integer_to_list(Int),
wxListCtrl:insertItem(ListCtrl, Int, ""),
wxListCtrl:setItem(ListCtrl, Int, ?FIRST_COL, "First "++Name),
wxListCtrl:setItem(ListCtrl, Int, ?SECOND_COL, "Second "++Name),
wxListCtrl:setItem(ListCtrl, Int, ?THIRD_COL, "Third "++Name)
end,
wx:foreach(Fun, lists:seq(0,50)),
ListCtrl.
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