[619] | 1 | /* |
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| 2 | * Ext JS Library 2.2.1 |
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| 3 | * Copyright(c) 2006-2009, Ext JS, LLC. |
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| 4 | * licensing@extjs.com |
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| 5 | * |
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| 6 | * http://extjs.com/license |
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| 7 | */ |
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| 8 | |
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| 9 | |
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| 10 | /** |
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| 11 | * @class Ext.Button |
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| 12 | * @extends Ext.Component |
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| 13 | * Simple Button class |
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| 14 | * @cfg {String} text The button text |
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| 15 | * @cfg {String} icon The path to an image to display in the button (the image will be set as the background-image |
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| 16 | * CSS property of the button by default, so if you want a mixed icon/text button, set cls:"x-btn-text-icon") |
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| 17 | * @cfg {Function} handler A function called when the button is clicked (can be used instead of click event) |
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| 18 | * @cfg {Object} scope The scope of the handler |
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| 19 | * @cfg {Number} minWidth The minimum width for this button (used to give a set of buttons a common width) |
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| 20 | * @cfg {String/Object} tooltip The tooltip for the button - can be a string or QuickTips config object |
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| 21 | * @cfg {Boolean} hidden True to start hidden (defaults to false) |
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| 22 | * @cfg {Boolean} disabled True to start disabled (defaults to false) |
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| 23 | * @cfg {Boolean} pressed True to start pressed (only if enableToggle = true) |
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| 24 | * @cfg {String} toggleGroup The group this toggle button is a member of (only 1 per group can be pressed) |
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| 25 | * @cfg {Boolean/Object} repeat True to repeat fire the click event while the mouse is down. This can also be |
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| 26 | an {@link Ext.util.ClickRepeater} config object (defaults to false). |
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| 27 | * @constructor |
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| 28 | * Create a new button |
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| 29 | * @param {Object} config The config object |
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| 30 | */ |
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| 31 | Ext.Button = Ext.extend(Ext.Component, { |
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| 32 | /** |
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| 33 | * Read-only. True if this button is hidden |
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| 34 | * @type Boolean |
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| 35 | */ |
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| 36 | hidden : false, |
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| 37 | /** |
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| 38 | * Read-only. True if this button is disabled |
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| 39 | * @type Boolean |
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| 40 | */ |
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| 41 | disabled : false, |
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| 42 | /** |
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| 43 | * Read-only. True if this button is pressed (only if enableToggle = true) |
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| 44 | * @type Boolean |
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| 45 | */ |
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| 46 | pressed : false, |
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| 47 | /** |
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| 48 | * The Button's owner {@link Ext.Panel} (defaults to undefined, and is set automatically when |
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| 49 | * the Button is added to a container). Read-only. |
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| 50 | * @type Ext.Panel |
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| 51 | * @property ownerCt |
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| 52 | */ |
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| 53 | |
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| 54 | /** |
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| 55 | * @cfg {Number} tabIndex Set a DOM tabIndex for this button (defaults to undefined) |
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| 56 | */ |
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| 57 | |
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| 58 | /** |
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| 59 | * @cfg {Boolean} allowDepress |
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| 60 | * False to not allow a pressed Button to be depressed (defaults to undefined). Only valid when {@link #enableToggle} is true. |
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| 61 | */ |
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| 62 | |
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| 63 | /** |
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| 64 | * @cfg {Boolean} enableToggle |
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| 65 | * True to enable pressed/not pressed toggling (defaults to false) |
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| 66 | */ |
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| 67 | enableToggle: false, |
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| 68 | /** |
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| 69 | * @cfg {Function} toggleHandler |
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| 70 | * Function called when a Button with {@link #enableToggle} set to true is clicked. Two arguments are passed:<ul class="mdetail-params"> |
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| 71 | * <li><b>button</b> : Ext.Button<div class="sub-desc">this Button object</div></li> |
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| 72 | * <li><b>state</b> : Boolean<div class="sub-desc">The next state if the Button, true means pressed.</div></li> |
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| 73 | * </ul> |
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| 74 | */ |
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| 75 | /** |
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| 76 | * @cfg {Mixed} menu |
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| 77 | * Standard menu attribute consisting of a reference to a menu object, a menu id or a menu config blob (defaults to undefined). |
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| 78 | */ |
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| 79 | /** |
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| 80 | * @cfg {String} menuAlign |
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| 81 | * The position to align the menu to (see {@link Ext.Element#alignTo} for more details, defaults to 'tl-bl?'). |
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| 82 | */ |
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| 83 | menuAlign : "tl-bl?", |
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| 84 | |
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| 85 | /** |
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| 86 | * @cfg {String} iconCls |
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| 87 | * A css class which sets a background image to be used as the icon for this button |
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| 88 | */ |
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| 89 | /** |
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| 90 | * @cfg {String} type |
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| 91 | * submit, reset or button - defaults to 'button' |
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| 92 | */ |
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| 93 | type : 'button', |
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| 94 | |
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| 95 | // private |
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| 96 | menuClassTarget: 'tr', |
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| 97 | |
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| 98 | /** |
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| 99 | * @cfg {String} clickEvent |
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| 100 | * The type of event to map to the button's event handler (defaults to 'click') |
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| 101 | */ |
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| 102 | clickEvent : 'click', |
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| 103 | |
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| 104 | /** |
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| 105 | * @cfg {Boolean} handleMouseEvents |
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| 106 | * False to disable visual cues on mouseover, mouseout and mousedown (defaults to true) |
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| 107 | */ |
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| 108 | handleMouseEvents : true, |
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| 109 | |
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| 110 | /** |
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| 111 | * @cfg {String} tooltipType |
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| 112 | * The type of tooltip to use. Either "qtip" (default) for QuickTips or "title" for title attribute. |
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| 113 | */ |
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| 114 | tooltipType : 'qtip', |
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| 115 | |
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| 116 | /** |
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| 117 | * @cfg {String} buttonSelector |
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| 118 | * <p>(Optional) A {@link Ext.DomQuery DomQuery} selector which is used to extract the active, clickable element from the |
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| 119 | * DOM structure created.</p> |
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| 120 | * <p>When a custom {@link #template} is used, you must ensure that this selector results in the selection of |
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| 121 | * a focussable element.</p> |
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| 122 | * <p>Defaults to <b><tt>"button:first-child"</tt></b>.</p> |
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| 123 | */ |
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| 124 | buttonSelector : "button:first-child", |
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| 125 | |
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| 126 | /** |
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| 127 | * @cfg {Ext.Template} template |
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| 128 | * (Optional) An {@link Ext.Template} with which to create the Button's main element. This Template must |
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| 129 | * contain numeric substitution parameter 0 if it is to display the text property. Changing the template could |
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| 130 | * require code modifications if required elements (e.g. a button) aren't present. |
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| 131 | */ |
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| 132 | /** |
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| 133 | * @cfg {String} cls |
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| 134 | * A CSS class string to apply to the button's main element. |
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| 135 | */ |
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| 136 | |
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| 137 | initComponent : function(){ |
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| 138 | Ext.Button.superclass.initComponent.call(this); |
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| 139 | |
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| 140 | this.addEvents( |
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| 141 | /** |
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| 142 | * @event click |
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| 143 | * Fires when this button is clicked |
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| 144 | * @param {Button} this |
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| 145 | * @param {EventObject} e The click event |
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| 146 | */ |
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| 147 | "click", |
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| 148 | /** |
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| 149 | * @event toggle |
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| 150 | * Fires when the "pressed" state of this button changes (only if enableToggle = true) |
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| 151 | * @param {Button} this |
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| 152 | * @param {Boolean} pressed |
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| 153 | */ |
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| 154 | "toggle", |
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| 155 | /** |
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| 156 | * @event mouseover |
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| 157 | * Fires when the mouse hovers over the button |
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| 158 | * @param {Button} this |
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| 159 | * @param {Event} e The event object |
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| 160 | */ |
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| 161 | 'mouseover', |
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| 162 | /** |
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| 163 | * @event mouseout |
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| 164 | * Fires when the mouse exits the button |
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| 165 | * @param {Button} this |
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| 166 | * @param {Event} e The event object |
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| 167 | */ |
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| 168 | 'mouseout', |
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| 169 | /** |
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| 170 | * @event menushow |
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| 171 | * If this button has a menu, this event fires when it is shown |
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| 172 | * @param {Button} this |
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| 173 | * @param {Menu} menu |
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| 174 | */ |
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| 175 | 'menushow', |
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| 176 | /** |
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| 177 | * @event menuhide |
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| 178 | * If this button has a menu, this event fires when it is hidden |
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| 179 | * @param {Button} this |
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| 180 | * @param {Menu} menu |
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| 181 | */ |
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| 182 | 'menuhide', |
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| 183 | /** |
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| 184 | * @event menutriggerover |
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| 185 | * If this button has a menu, this event fires when the mouse enters the menu triggering element |
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| 186 | * @param {Button} this |
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| 187 | * @param {Menu} menu |
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| 188 | * @param {EventObject} e |
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| 189 | */ |
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| 190 | 'menutriggerover', |
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| 191 | /** |
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| 192 | * @event menutriggerout |
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| 193 | * If this button has a menu, this event fires when the mouse leaves the menu triggering element |
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| 194 | * @param {Button} this |
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| 195 | * @param {Menu} menu |
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| 196 | * @param {EventObject} e |
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| 197 | */ |
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| 198 | 'menutriggerout' |
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| 199 | ); |
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| 200 | if(this.menu){ |
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| 201 | this.menu = Ext.menu.MenuMgr.get(this.menu); |
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| 202 | } |
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| 203 | if(typeof this.toggleGroup === 'string'){ |
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| 204 | this.enableToggle = true; |
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| 205 | } |
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| 206 | }, |
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| 207 | |
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| 208 | // private |
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| 209 | onRender : function(ct, position){ |
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| 210 | if(!this.template){ |
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| 211 | if(!Ext.Button.buttonTemplate){ |
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| 212 | // hideous table template |
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| 213 | Ext.Button.buttonTemplate = new Ext.Template( |
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| 214 | '<table border="0" cellpadding="0" cellspacing="0" class="x-btn-wrap"><tbody><tr>', |
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| 215 | '<td class="x-btn-left"><i> </i></td><td class="x-btn-center"><em unselectable="on"><button class="x-btn-text" type="{1}">{0}</button></em></td><td class="x-btn-right"><i> </i></td>', |
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| 216 | "</tr></tbody></table>"); |
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| 217 | } |
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| 218 | this.template = Ext.Button.buttonTemplate; |
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| 219 | } |
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| 220 | var btn, targs = [this.text || ' ', this.type]; |
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| 221 | |
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| 222 | if(position){ |
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| 223 | btn = this.template.insertBefore(position, targs, true); |
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| 224 | }else{ |
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| 225 | btn = this.template.append(ct, targs, true); |
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| 226 | } |
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| 227 | var btnEl = btn.child(this.buttonSelector); |
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| 228 | btnEl.on('focus', this.onFocus, this); |
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| 229 | btnEl.on('blur', this.onBlur, this); |
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| 230 | |
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| 231 | this.initButtonEl(btn, btnEl); |
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| 232 | |
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| 233 | if(this.menu){ |
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| 234 | this.el.child(this.menuClassTarget).addClass("x-btn-with-menu"); |
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| 235 | } |
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| 236 | Ext.ButtonToggleMgr.register(this); |
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| 237 | }, |
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| 238 | |
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| 239 | // private |
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| 240 | initButtonEl : function(btn, btnEl){ |
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| 241 | |
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| 242 | this.el = btn; |
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| 243 | btn.addClass("x-btn"); |
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| 244 | |
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| 245 | if(this.id){ |
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| 246 | this.el.dom.id = this.el.id = this.id; |
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| 247 | } |
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| 248 | if(this.icon){ |
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| 249 | btnEl.setStyle('background-image', 'url(' +this.icon +')'); |
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| 250 | } |
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| 251 | if(this.iconCls){ |
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| 252 | btnEl.addClass(this.iconCls); |
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| 253 | if(!this.cls){ |
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| 254 | btn.addClass(this.text ? 'x-btn-text-icon' : 'x-btn-icon'); |
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| 255 | } |
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| 256 | } |
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| 257 | if(this.tabIndex !== undefined){ |
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| 258 | btnEl.dom.tabIndex = this.tabIndex; |
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| 259 | } |
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| 260 | if(this.tooltip){ |
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| 261 | if(typeof this.tooltip == 'object'){ |
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| 262 | Ext.QuickTips.register(Ext.apply({ |
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| 263 | target: btnEl.id |
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| 264 | }, this.tooltip)); |
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| 265 | } else { |
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| 266 | btnEl.dom[this.tooltipType] = this.tooltip; |
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| 267 | } |
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| 268 | } |
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| 269 | |
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| 270 | if(this.pressed){ |
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| 271 | this.el.addClass("x-btn-pressed"); |
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| 272 | } |
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| 273 | |
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| 274 | if(this.handleMouseEvents){ |
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| 275 | btn.on("mouseover", this.onMouseOver, this); |
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| 276 | // new functionality for monitoring on the document level |
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| 277 | //btn.on("mouseout", this.onMouseOut, this); |
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| 278 | btn.on("mousedown", this.onMouseDown, this); |
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| 279 | } |
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| 280 | |
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| 281 | if(this.menu){ |
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| 282 | this.menu.on("show", this.onMenuShow, this); |
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| 283 | this.menu.on("hide", this.onMenuHide, this); |
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| 284 | } |
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| 285 | |
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| 286 | if(this.repeat){ |
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| 287 | var repeater = new Ext.util.ClickRepeater(btn, |
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| 288 | typeof this.repeat == "object" ? this.repeat : {} |
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| 289 | ); |
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| 290 | repeater.on("click", this.onClick, this); |
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| 291 | } |
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| 292 | |
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| 293 | btn.on(this.clickEvent, this.onClick, this); |
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| 294 | }, |
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| 295 | |
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| 296 | // private |
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| 297 | afterRender : function(){ |
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| 298 | Ext.Button.superclass.afterRender.call(this); |
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| 299 | if(Ext.isIE6){ |
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| 300 | this.autoWidth.defer(1, this); |
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| 301 | }else{ |
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| 302 | this.autoWidth(); |
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| 303 | } |
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| 304 | }, |
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| 305 | |
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| 306 | /** |
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| 307 | * Sets the CSS class that provides a background image to use as the button's icon. This method also changes |
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| 308 | * the value of the {@link iconCls} config internally. |
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| 309 | * @param {String} cls The CSS class providing the icon image |
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| 310 | */ |
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| 311 | setIconClass : function(cls){ |
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| 312 | if(this.el){ |
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| 313 | this.el.child(this.buttonSelector).replaceClass(this.iconCls, cls); |
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| 314 | } |
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| 315 | this.iconCls = cls; |
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| 316 | }, |
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| 317 | |
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| 318 | // private |
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| 319 | beforeDestroy: function(){ |
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| 320 | if(this.rendered){ |
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| 321 | var btnEl = this.el.child(this.buttonSelector); |
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| 322 | if(btnEl){ |
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| 323 | if(this.tooltip){ |
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| 324 | Ext.QuickTips.unregister(btnEl); |
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| 325 | } |
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| 326 | btnEl.removeAllListeners(); |
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| 327 | } |
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| 328 | } |
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| 329 | if(this.menu){ |
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| 330 | Ext.destroy(this.menu); |
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| 331 | } |
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| 332 | }, |
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| 333 | |
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| 334 | // private |
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| 335 | onDestroy : function(){ |
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| 336 | if(this.rendered){ |
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| 337 | Ext.ButtonToggleMgr.unregister(this); |
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| 338 | } |
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| 339 | }, |
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| 340 | |
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| 341 | // private |
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| 342 | autoWidth : function(){ |
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| 343 | if(this.el){ |
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| 344 | this.el.setWidth("auto"); |
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| 345 | if(Ext.isIE7 && Ext.isStrict){ |
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| 346 | var ib = this.el.child(this.buttonSelector); |
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| 347 | if(ib && ib.getWidth() > 20){ |
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| 348 | ib.clip(); |
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| 349 | ib.setWidth(Ext.util.TextMetrics.measure(ib, this.text).width+ib.getFrameWidth('lr')); |
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| 350 | } |
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| 351 | } |
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| 352 | if(this.minWidth){ |
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| 353 | if(this.el.getWidth() < this.minWidth){ |
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| 354 | this.el.setWidth(this.minWidth); |
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| 355 | } |
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| 356 | } |
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| 357 | } |
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| 358 | }, |
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| 359 | |
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| 360 | /** |
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| 361 | * Assigns this button's click handler |
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| 362 | * @param {Function} handler The function to call when the button is clicked |
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| 363 | * @param {Object} scope (optional) Scope for the function passed in |
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| 364 | */ |
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| 365 | setHandler : function(handler, scope){ |
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| 366 | this.handler = handler; |
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| 367 | this.scope = scope; |
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| 368 | }, |
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| 369 | |
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| 370 | /** |
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| 371 | * Sets this button's text |
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| 372 | * @param {String} text The button text |
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| 373 | */ |
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| 374 | setText : function(text){ |
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| 375 | this.text = text; |
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| 376 | if(this.el){ |
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| 377 | this.el.child("td.x-btn-center " + this.buttonSelector).update(text); |
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| 378 | } |
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| 379 | this.autoWidth(); |
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| 380 | }, |
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| 381 | |
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| 382 | /** |
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| 383 | * Gets the text for this button |
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| 384 | * @return {String} The button text |
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| 385 | */ |
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| 386 | getText : function(){ |
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| 387 | return this.text; |
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| 388 | }, |
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| 389 | |
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| 390 | /** |
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| 391 | * If a state it passed, it becomes the pressed state otherwise the current state is toggled. |
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| 392 | * @param {Boolean} state (optional) Force a particular state |
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| 393 | */ |
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| 394 | toggle : function(state){ |
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| 395 | state = state === undefined ? !this.pressed : state; |
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| 396 | if(state != this.pressed){ |
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| 397 | if(state){ |
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| 398 | this.el.addClass("x-btn-pressed"); |
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| 399 | this.pressed = true; |
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| 400 | this.fireEvent("toggle", this, true); |
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| 401 | }else{ |
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| 402 | this.el.removeClass("x-btn-pressed"); |
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| 403 | this.pressed = false; |
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| 404 | this.fireEvent("toggle", this, false); |
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| 405 | } |
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| 406 | if(this.toggleHandler){ |
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| 407 | this.toggleHandler.call(this.scope || this, this, state); |
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| 408 | } |
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| 409 | } |
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| 410 | }, |
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| 411 | |
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| 412 | /** |
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| 413 | * Focus the button |
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| 414 | */ |
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| 415 | focus : function(){ |
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| 416 | this.el.child(this.buttonSelector).focus(); |
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| 417 | }, |
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| 418 | |
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| 419 | // private |
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| 420 | onDisable : function(){ |
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| 421 | if(this.el){ |
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| 422 | if(!Ext.isIE6 || !this.text){ |
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| 423 | this.el.addClass(this.disabledClass); |
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| 424 | } |
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| 425 | this.el.dom.disabled = true; |
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| 426 | } |
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| 427 | this.disabled = true; |
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| 428 | }, |
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| 429 | |
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| 430 | // private |
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| 431 | onEnable : function(){ |
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| 432 | if(this.el){ |
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| 433 | if(!Ext.isIE6 || !this.text){ |
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| 434 | this.el.removeClass(this.disabledClass); |
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| 435 | } |
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| 436 | this.el.dom.disabled = false; |
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| 437 | } |
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| 438 | this.disabled = false; |
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| 439 | }, |
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| 440 | |
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| 441 | /** |
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| 442 | * Show this button's menu (if it has one) |
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| 443 | */ |
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| 444 | showMenu : function(){ |
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| 445 | if(this.menu){ |
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| 446 | this.menu.show(this.el, this.menuAlign); |
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| 447 | } |
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| 448 | return this; |
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| 449 | }, |
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| 450 | |
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| 451 | /** |
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| 452 | * Hide this button's menu (if it has one) |
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| 453 | */ |
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| 454 | hideMenu : function(){ |
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| 455 | if(this.menu){ |
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| 456 | this.menu.hide(); |
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| 457 | } |
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| 458 | return this; |
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| 459 | }, |
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| 460 | |
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| 461 | /** |
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| 462 | * Returns true if the button has a menu and it is visible |
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| 463 | * @return {Boolean} |
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| 464 | */ |
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| 465 | hasVisibleMenu : function(){ |
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| 466 | return this.menu && this.menu.isVisible(); |
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| 467 | }, |
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| 468 | |
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| 469 | // private |
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| 470 | onClick : function(e){ |
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| 471 | if(e){ |
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| 472 | e.preventDefault(); |
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| 473 | } |
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| 474 | if(e.button != 0){ |
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| 475 | return; |
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| 476 | } |
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| 477 | if(!this.disabled){ |
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| 478 | if(this.enableToggle && (this.allowDepress !== false || !this.pressed)){ |
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| 479 | this.toggle(); |
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| 480 | } |
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| 481 | if(this.menu && !this.menu.isVisible() && !this.ignoreNextClick){ |
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| 482 | this.showMenu(); |
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| 483 | } |
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| 484 | this.fireEvent("click", this, e); |
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| 485 | if(this.handler){ |
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| 486 | //this.el.removeClass("x-btn-over"); |
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| 487 | this.handler.call(this.scope || this, this, e); |
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| 488 | } |
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| 489 | } |
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| 490 | }, |
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| 491 | |
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| 492 | // private |
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| 493 | isMenuTriggerOver : function(e, internal){ |
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| 494 | return this.menu && !internal; |
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| 495 | }, |
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| 496 | |
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| 497 | // private |
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| 498 | isMenuTriggerOut : function(e, internal){ |
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| 499 | return this.menu && !internal; |
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| 500 | }, |
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| 501 | |
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| 502 | // private |
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| 503 | onMouseOver : function(e){ |
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| 504 | if(!this.disabled){ |
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| 505 | var internal = e.within(this.el, true); |
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| 506 | if(!internal){ |
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| 507 | this.el.addClass("x-btn-over"); |
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| 508 | if(!this.monitoringMouseOver){ |
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| 509 | Ext.getDoc().on('mouseover', this.monitorMouseOver, this); |
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| 510 | this.monitoringMouseOver = true; |
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| 511 | } |
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| 512 | this.fireEvent('mouseover', this, e); |
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| 513 | } |
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| 514 | if(this.isMenuTriggerOver(e, internal)){ |
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| 515 | this.fireEvent('menutriggerover', this, this.menu, e); |
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| 516 | } |
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| 517 | } |
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| 518 | }, |
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| 519 | |
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| 520 | // private |
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| 521 | monitorMouseOver : function(e){ |
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| 522 | if(e.target != this.el.dom && !e.within(this.el)){ |
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| 523 | if(this.monitoringMouseOver){ |
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| 524 | Ext.getDoc().un('mouseover', this.monitorMouseOver, this); |
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| 525 | this.monitoringMouseOver = false; |
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| 526 | } |
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| 527 | this.onMouseOut(e); |
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| 528 | } |
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| 529 | }, |
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| 530 | |
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| 531 | // private |
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| 532 | onMouseOut : function(e){ |
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| 533 | var internal = e.within(this.el) && e.target != this.el.dom; |
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| 534 | this.el.removeClass("x-btn-over"); |
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| 535 | this.fireEvent('mouseout', this, e); |
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| 536 | if(this.isMenuTriggerOut(e, internal)){ |
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| 537 | this.fireEvent('menutriggerout', this, this.menu, e); |
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| 538 | } |
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| 539 | }, |
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| 540 | // private |
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| 541 | onFocus : function(e){ |
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| 542 | if(!this.disabled){ |
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| 543 | this.el.addClass("x-btn-focus"); |
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| 544 | } |
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| 545 | }, |
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| 546 | // private |
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| 547 | onBlur : function(e){ |
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| 548 | this.el.removeClass("x-btn-focus"); |
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| 549 | }, |
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| 550 | |
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| 551 | // private |
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| 552 | getClickEl : function(e, isUp){ |
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| 553 | return this.el; |
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| 554 | }, |
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| 555 | |
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| 556 | // private |
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| 557 | onMouseDown : function(e){ |
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| 558 | if(!this.disabled && e.button == 0){ |
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| 559 | this.getClickEl(e).addClass("x-btn-click"); |
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| 560 | Ext.getDoc().on('mouseup', this.onMouseUp, this); |
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| 561 | } |
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| 562 | }, |
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| 563 | // private |
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| 564 | onMouseUp : function(e){ |
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| 565 | if(e.button == 0){ |
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| 566 | this.getClickEl(e, true).removeClass("x-btn-click"); |
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| 567 | Ext.getDoc().un('mouseup', this.onMouseUp, this); |
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| 568 | } |
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| 569 | }, |
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| 570 | // private |
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| 571 | onMenuShow : function(e){ |
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| 572 | this.ignoreNextClick = 0; |
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| 573 | this.el.addClass("x-btn-menu-active"); |
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| 574 | this.fireEvent('menushow', this, this.menu); |
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| 575 | }, |
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| 576 | // private |
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| 577 | onMenuHide : function(e){ |
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| 578 | this.el.removeClass("x-btn-menu-active"); |
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| 579 | this.ignoreNextClick = this.restoreClick.defer(250, this); |
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| 580 | this.fireEvent('menuhide', this, this.menu); |
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| 581 | }, |
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| 582 | |
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| 583 | // private |
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| 584 | restoreClick : function(){ |
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| 585 | this.ignoreNextClick = 0; |
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| 586 | } |
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| 587 | |
---|
| 588 | |
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| 589 | |
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| 590 | /** |
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| 591 | * @cfg {String} autoEl @hide |
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| 592 | */ |
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| 593 | }); |
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| 594 | Ext.reg('button', Ext.Button); |
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| 595 | |
---|
| 596 | // Private utility class used by Button |
---|
| 597 | Ext.ButtonToggleMgr = function(){ |
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| 598 | var groups = {}; |
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| 599 | |
---|
| 600 | function toggleGroup(btn, state){ |
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| 601 | if(state){ |
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| 602 | var g = groups[btn.toggleGroup]; |
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| 603 | for(var i = 0, l = g.length; i < l; i++){ |
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| 604 | if(g[i] != btn){ |
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| 605 | g[i].toggle(false); |
---|
| 606 | } |
---|
| 607 | } |
---|
| 608 | } |
---|
| 609 | } |
---|
| 610 | |
---|
| 611 | return { |
---|
| 612 | register : function(btn){ |
---|
| 613 | if(!btn.toggleGroup){ |
---|
| 614 | return; |
---|
| 615 | } |
---|
| 616 | var g = groups[btn.toggleGroup]; |
---|
| 617 | if(!g){ |
---|
| 618 | g = groups[btn.toggleGroup] = []; |
---|
| 619 | } |
---|
| 620 | g.push(btn); |
---|
| 621 | btn.on("toggle", toggleGroup); |
---|
| 622 | }, |
---|
| 623 | |
---|
| 624 | unregister : function(btn){ |
---|
| 625 | if(!btn.toggleGroup){ |
---|
| 626 | return; |
---|
| 627 | } |
---|
| 628 | var g = groups[btn.toggleGroup]; |
---|
| 629 | if(g){ |
---|
| 630 | g.remove(btn); |
---|
| 631 | btn.un("toggle", toggleGroup); |
---|
| 632 | } |
---|
| 633 | } |
---|
| 634 | }; |
---|
| 635 | }(); |
---|