Michael Bayne
84 lines
2.8 KiB
ActionScript
84 lines
2.8 KiB
ActionScript
//
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// Nenya library - tools for developing networked games
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// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
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// http://code.google.com/p/nenya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.flex {
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import flash.events.MouseEvent;
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import mx.controls.CheckBox;
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import com.threerings.util.CommandEvent;
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/**
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* A checkbox that dispatches a command (or calls a function) when it is toggled.
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*/
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public class CommandCheckBox extends CheckBox
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{
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/**
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* Create a command checkbox.
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*
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* @param label the label text for the checkbox.
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* @param cmdOrFn either a String, which will be the CommandEvent command to dispatch,
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* or a function, which will be called when clicked.
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* @param arg the argument for the CommentEvent or the function. If the arg is an Array
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* then those parameters are used for calling the function.
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* Note that if arg is null, the actual argument passed will be the 'selected' state of the
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* checkbox. If you really want to call a method with no args, specify arg as an emtpy Array.
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*/
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public function CommandCheckBox (label :String = null, cmdOrFn :* = null, arg :Object = null)
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{
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CommandButton.validateCmd(cmdOrFn);
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this.label = label;
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_cmdOrFn = cmdOrFn;
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_arg = arg;
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}
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/**
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* Set the command and argument to be issued when this button is pressed.
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*/
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public function setCommand (cmd :String, arg :Object = null) :void
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{
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_cmdOrFn = cmd;
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_arg = arg;
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}
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/**
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* Set a callback function to call when the button is pressed.
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*/
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public function setCallback (fn :Function, arg :Object = null) :void
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{
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_cmdOrFn = fn;
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_arg = arg;
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}
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override protected function clickHandler (event :MouseEvent) :void
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{
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super.clickHandler(event);
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CommandButton.processCommandClick(this, event, _cmdOrFn, _arg);
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}
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/** The command (String) to submit, or the function (Function) to call
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* when clicked, */
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protected var _cmdOrFn :Object;
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/** The argument that accompanies our command. */
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protected var _arg :Object;
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}
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}
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