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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_grid.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_grid).
+
+-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_event/2]).
+
+-include_lib("wx/include/wx.hrl").
+
+-record(state,
+ {
+ parent,
+ config,
+ grid
+ }).
+
+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, "wxGrid"}]),
+
+ Grid = create_grid(Panel),
+
+ %% Add to sizers
+ Options = [{flag, ?wxEXPAND}, {proportion, 1}],
+
+ wxSizer:add(Sizer, Grid, Options),
+ wxSizer:add(MainSizer, Sizer, Options),
+
+ wxPanel:setSizer(Panel, MainSizer),
+ {Panel, #state{parent=Panel, config=Config,
+ grid = Grid}}.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Async Events are handled in handle_event as in handle_info
+handle_event(#wx{event = #wxGrid{type = grid_cell_change,
+ row = Row, col = Col}},
+ State = #state{}) ->
+ Val = wxGrid:getCellValue(State#state.grid, Row, Col),
+ demo:format(State#state.config, "Cell {~p,~p} changed to ~p.\n",
+ [Row,Col,Val]),
+ {noreply, State}.
+
+%% Callbacks handled as normal gen_server callbacks
+handle_info(_Msg, State) ->
+ {noreply, State}.
+
+handle_call(_Msg, _From, State) ->
+ {reply,{error, nyi}, State}.
+
+code_change(_, _, State) ->
+ {stop, ignore, State}.
+
+terminate(_Reason, _State) ->
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Local functions
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+create_grid(Panel) ->
+ %% Create the grid with 100 * 5 cells
+ Grid = wxGrid:new(Panel, 2, []),
+ wxGrid:createGrid(Grid, 100, 5),
+
+ Font = wxFont:new(16, ?wxFONTFAMILY_SWISS,
+ ?wxFONTSTYLE_NORMAL,
+ ?wxFONTWEIGHT_NORMAL, []),
+ %% Fun to set the values and flags of the cells
+ Fun =
+ fun(Row) ->
+ wxGrid:setCellValue(Grid, Row, 0, "Editable"),
+ wxGrid:setCellValue(Grid, Row, 1, "Editable"),
+ wxGrid:setCellValue(Grid, Row, 2, "Editable"),
+ wxGrid:setCellValue(Grid, Row, 3, "Read only"),
+ wxGrid:setCellTextColour(Grid, Row, 3, ?wxWHITE),
+ wxGrid:setReadOnly(Grid, Row, 3, [{isReadOnly,true}]),
+ wxGrid:setCellValue(Grid, Row, 4, "Editable"),
+ case Row rem 4 of
+ 0 -> wxGrid:setCellBackgroundColour(Grid, Row, 3, ?wxRED);
+ 1 -> wxGrid:setCellBackgroundColour(Grid, Row, 3, ?wxGREEN),
+ wxGrid:setCellTextColour(Grid, Row, 2, {255,215,0,255});
+ 2 -> wxGrid:setCellBackgroundColour(Grid, Row, 3, ?wxBLUE);
+ _ -> wxGrid:setCellBackgroundColour(Grid, Row, 1, ?wxCYAN),
+ wxGrid:setCellValue(Grid, Row, 1,
+ "Centered\nhorizontally"),
+ wxGrid:setCellAlignment(Grid, Row, 4,
+ 0,?wxALIGN_CENTER),
+ wxGrid:setCellValue(Grid, Row, 4,
+ "Centered\nvertically"),
+ wxGrid:setCellAlignment(Grid, Row, 1,
+ ?wxALIGN_CENTER,0),
+ wxGrid:setCellTextColour(Grid, Row, 3, ?wxBLACK),
+ wxGrid:setCellAlignment(Grid, Row, 2,
+ ?wxALIGN_CENTER,
+ ?wxALIGN_CENTER),
+ wxGrid:setCellFont(Grid, Row, 0, Font),
+ wxGrid:setCellValue(Grid, Row, 2,
+ "Centered vertically\nand horizontally"),
+ wxGrid:setRowSize(Grid, Row, 80)
+ end
+ end,
+ %% Apply the fun to each row
+ wx:foreach(Fun, lists:seq(0,99)),
+ wxGrid:setColSize(Grid, 2, 150),
+ wxGrid:connect(Grid, grid_cell_change),
+ Grid.
+
+