[76] | 1 | /*! |
---|
| 2 | * Ext JS Library 3.4.0 |
---|
| 3 | * Copyright(c) 2006-2011 Sencha Inc. |
---|
| 4 | * licensing@sencha.com |
---|
| 5 | * http://www.sencha.com/license |
---|
| 6 | */ |
---|
| 7 | (function(){ |
---|
| 8 | |
---|
| 9 | var EXTUTIL = Ext.util, |
---|
| 10 | EACH = Ext.each, |
---|
| 11 | TRUE = true, |
---|
| 12 | FALSE = false; |
---|
| 13 | /** |
---|
| 14 | * @class Ext.util.Observable |
---|
| 15 | * Base class that provides a common interface for publishing events. Subclasses are expected to |
---|
| 16 | * to have a property "events" with all the events defined, and, optionally, a property "listeners" |
---|
| 17 | * with configured listeners defined.<br> |
---|
| 18 | * For example: |
---|
| 19 | * <pre><code> |
---|
| 20 | Employee = Ext.extend(Ext.util.Observable, { |
---|
| 21 | constructor: function(config){ |
---|
| 22 | this.name = config.name; |
---|
| 23 | this.addEvents({ |
---|
| 24 | "fired" : true, |
---|
| 25 | "quit" : true |
---|
| 26 | }); |
---|
| 27 | |
---|
| 28 | // Copy configured listeners into *this* object so that the base class's |
---|
| 29 | // constructor will add them. |
---|
| 30 | this.listeners = config.listeners; |
---|
| 31 | |
---|
| 32 | // Call our superclass constructor to complete construction process. |
---|
| 33 | Employee.superclass.constructor.call(this, config) |
---|
| 34 | } |
---|
| 35 | }); |
---|
| 36 | </code></pre> |
---|
| 37 | * This could then be used like this:<pre><code> |
---|
| 38 | var newEmployee = new Employee({ |
---|
| 39 | name: employeeName, |
---|
| 40 | listeners: { |
---|
| 41 | quit: function() { |
---|
| 42 | // By default, "this" will be the object that fired the event. |
---|
| 43 | alert(this.name + " has quit!"); |
---|
| 44 | } |
---|
| 45 | } |
---|
| 46 | }); |
---|
| 47 | </code></pre> |
---|
| 48 | */ |
---|
| 49 | EXTUTIL.Observable = function(){ |
---|
| 50 | /** |
---|
| 51 | * @cfg {Object} listeners (optional) <p>A config object containing one or more event handlers to be added to this |
---|
| 52 | * object during initialization. This should be a valid listeners config object as specified in the |
---|
| 53 | * {@link #addListener} example for attaching multiple handlers at once.</p> |
---|
| 54 | * <br><p><b><u>DOM events from ExtJs {@link Ext.Component Components}</u></b></p> |
---|
| 55 | * <br><p>While <i>some</i> ExtJs Component classes export selected DOM events (e.g. "click", "mouseover" etc), this |
---|
| 56 | * is usually only done when extra value can be added. For example the {@link Ext.DataView DataView}'s |
---|
| 57 | * <b><code>{@link Ext.DataView#click click}</code></b> event passing the node clicked on. To access DOM |
---|
| 58 | * events directly from a Component's HTMLElement, listeners must be added to the <i>{@link Ext.Component#getEl Element}</i> after the Component |
---|
| 59 | * has been rendered. A plugin can simplify this step:<pre><code> |
---|
| 60 | // Plugin is configured with a listeners config object. |
---|
| 61 | // The Component is appended to the argument list of all handler functions. |
---|
| 62 | Ext.DomObserver = Ext.extend(Object, { |
---|
| 63 | constructor: function(config) { |
---|
| 64 | this.listeners = config.listeners ? config.listeners : config; |
---|
| 65 | }, |
---|
| 66 | |
---|
| 67 | // Component passes itself into plugin's init method |
---|
| 68 | init: function(c) { |
---|
| 69 | var p, l = this.listeners; |
---|
| 70 | for (p in l) { |
---|
| 71 | if (Ext.isFunction(l[p])) { |
---|
| 72 | l[p] = this.createHandler(l[p], c); |
---|
| 73 | } else { |
---|
| 74 | l[p].fn = this.createHandler(l[p].fn, c); |
---|
| 75 | } |
---|
| 76 | } |
---|
| 77 | |
---|
| 78 | // Add the listeners to the Element immediately following the render call |
---|
| 79 | c.render = c.render.{@link Function#createSequence createSequence}(function() { |
---|
| 80 | var e = c.getEl(); |
---|
| 81 | if (e) { |
---|
| 82 | e.on(l); |
---|
| 83 | } |
---|
| 84 | }); |
---|
| 85 | }, |
---|
| 86 | |
---|
| 87 | createHandler: function(fn, c) { |
---|
| 88 | return function(e) { |
---|
| 89 | fn.call(this, e, c); |
---|
| 90 | }; |
---|
| 91 | } |
---|
| 92 | }); |
---|
| 93 | |
---|
| 94 | var combo = new Ext.form.ComboBox({ |
---|
| 95 | |
---|
| 96 | // Collapse combo when its element is clicked on |
---|
| 97 | plugins: [ new Ext.DomObserver({ |
---|
| 98 | click: function(evt, comp) { |
---|
| 99 | comp.collapse(); |
---|
| 100 | } |
---|
| 101 | })], |
---|
| 102 | store: myStore, |
---|
| 103 | typeAhead: true, |
---|
| 104 | mode: 'local', |
---|
| 105 | triggerAction: 'all' |
---|
| 106 | }); |
---|
| 107 | * </code></pre></p> |
---|
| 108 | */ |
---|
| 109 | var me = this, e = me.events; |
---|
| 110 | if(me.listeners){ |
---|
| 111 | me.on(me.listeners); |
---|
| 112 | delete me.listeners; |
---|
| 113 | } |
---|
| 114 | me.events = e || {}; |
---|
| 115 | }; |
---|
| 116 | |
---|
| 117 | EXTUTIL.Observable.prototype = { |
---|
| 118 | // private |
---|
| 119 | filterOptRe : /^(?:scope|delay|buffer|single)$/, |
---|
| 120 | |
---|
| 121 | /** |
---|
| 122 | * <p>Fires the specified event with the passed parameters (minus the event name).</p> |
---|
| 123 | * <p>An event may be set to bubble up an Observable parent hierarchy (See {@link Ext.Component#getBubbleTarget}) |
---|
| 124 | * by calling {@link #enableBubble}.</p> |
---|
| 125 | * @param {String} eventName The name of the event to fire. |
---|
| 126 | * @param {Object...} args Variable number of parameters are passed to handlers. |
---|
| 127 | * @return {Boolean} returns false if any of the handlers return false otherwise it returns true. |
---|
| 128 | */ |
---|
| 129 | fireEvent : function(){ |
---|
| 130 | var a = Array.prototype.slice.call(arguments, 0), |
---|
| 131 | ename = a[0].toLowerCase(), |
---|
| 132 | me = this, |
---|
| 133 | ret = TRUE, |
---|
| 134 | ce = me.events[ename], |
---|
| 135 | cc, |
---|
| 136 | q, |
---|
| 137 | c; |
---|
| 138 | if (me.eventsSuspended === TRUE) { |
---|
| 139 | if (q = me.eventQueue) { |
---|
| 140 | q.push(a); |
---|
| 141 | } |
---|
| 142 | } |
---|
| 143 | else if(typeof ce == 'object') { |
---|
| 144 | if (ce.bubble){ |
---|
| 145 | if(ce.fire.apply(ce, a.slice(1)) === FALSE) { |
---|
| 146 | return FALSE; |
---|
| 147 | } |
---|
| 148 | c = me.getBubbleTarget && me.getBubbleTarget(); |
---|
| 149 | if(c && c.enableBubble) { |
---|
| 150 | cc = c.events[ename]; |
---|
| 151 | if(!cc || typeof cc != 'object' || !cc.bubble) { |
---|
| 152 | c.enableBubble(ename); |
---|
| 153 | } |
---|
| 154 | return c.fireEvent.apply(c, a); |
---|
| 155 | } |
---|
| 156 | } |
---|
| 157 | else { |
---|
| 158 | a.shift(); |
---|
| 159 | ret = ce.fire.apply(ce, a); |
---|
| 160 | } |
---|
| 161 | } |
---|
| 162 | return ret; |
---|
| 163 | }, |
---|
| 164 | |
---|
| 165 | /** |
---|
| 166 | * Appends an event handler to this object. |
---|
| 167 | * @param {String} eventName The name of the event to listen for. |
---|
| 168 | * @param {Function} handler The method the event invokes. |
---|
| 169 | * @param {Object} scope (optional) The scope (<code><b>this</b></code> reference) in which the handler function is executed. |
---|
| 170 | * <b>If omitted, defaults to the object which fired the event.</b> |
---|
| 171 | * @param {Object} options (optional) An object containing handler configuration. |
---|
| 172 | * properties. This may contain any of the following properties:<ul> |
---|
| 173 | * <li><b>scope</b> : Object<div class="sub-desc">The scope (<code><b>this</b></code> reference) in which the handler function is executed. |
---|
| 174 | * <b>If omitted, defaults to the object which fired the event.</b></div></li> |
---|
| 175 | * <li><b>delay</b> : Number<div class="sub-desc">The number of milliseconds to delay the invocation of the handler after the event fires.</div></li> |
---|
| 176 | * <li><b>single</b> : Boolean<div class="sub-desc">True to add a handler to handle just the next firing of the event, and then remove itself.</div></li> |
---|
| 177 | * <li><b>buffer</b> : Number<div class="sub-desc">Causes the handler to be scheduled to run in an {@link Ext.util.DelayedTask} delayed |
---|
| 178 | * by the specified number of milliseconds. If the event fires again within that time, the original |
---|
| 179 | * handler is <em>not</em> invoked, but the new handler is scheduled in its place.</div></li> |
---|
| 180 | * <li><b>target</b> : Observable<div class="sub-desc">Only call the handler if the event was fired on the target Observable, <i>not</i> |
---|
| 181 | * if the event was bubbled up from a child Observable.</div></li> |
---|
| 182 | * </ul><br> |
---|
| 183 | * <p> |
---|
| 184 | * <b>Combining Options</b><br> |
---|
| 185 | * Using the options argument, it is possible to combine different types of listeners:<br> |
---|
| 186 | * <br> |
---|
| 187 | * A delayed, one-time listener. |
---|
| 188 | * <pre><code> |
---|
| 189 | myDataView.on('click', this.onClick, this, { |
---|
| 190 | single: true, |
---|
| 191 | delay: 100 |
---|
| 192 | });</code></pre> |
---|
| 193 | * <p> |
---|
| 194 | * <b>Attaching multiple handlers in 1 call</b><br> |
---|
| 195 | * The method also allows for a single argument to be passed which is a config object containing properties |
---|
| 196 | * which specify multiple handlers. |
---|
| 197 | * <p> |
---|
| 198 | * <pre><code> |
---|
| 199 | myGridPanel.on({ |
---|
| 200 | 'click' : { |
---|
| 201 | fn: this.onClick, |
---|
| 202 | scope: this, |
---|
| 203 | delay: 100 |
---|
| 204 | }, |
---|
| 205 | 'mouseover' : { |
---|
| 206 | fn: this.onMouseOver, |
---|
| 207 | scope: this |
---|
| 208 | }, |
---|
| 209 | 'mouseout' : { |
---|
| 210 | fn: this.onMouseOut, |
---|
| 211 | scope: this |
---|
| 212 | } |
---|
| 213 | });</code></pre> |
---|
| 214 | * <p> |
---|
| 215 | * Or a shorthand syntax:<br> |
---|
| 216 | * <pre><code> |
---|
| 217 | myGridPanel.on({ |
---|
| 218 | 'click' : this.onClick, |
---|
| 219 | 'mouseover' : this.onMouseOver, |
---|
| 220 | 'mouseout' : this.onMouseOut, |
---|
| 221 | scope: this |
---|
| 222 | });</code></pre> |
---|
| 223 | */ |
---|
| 224 | addListener : function(eventName, fn, scope, o){ |
---|
| 225 | var me = this, |
---|
| 226 | e, |
---|
| 227 | oe, |
---|
| 228 | ce; |
---|
| 229 | |
---|
| 230 | if (typeof eventName == 'object') { |
---|
| 231 | o = eventName; |
---|
| 232 | for (e in o) { |
---|
| 233 | oe = o[e]; |
---|
| 234 | if (!me.filterOptRe.test(e)) { |
---|
| 235 | me.addListener(e, oe.fn || oe, oe.scope || o.scope, oe.fn ? oe : o); |
---|
| 236 | } |
---|
| 237 | } |
---|
| 238 | } else { |
---|
| 239 | eventName = eventName.toLowerCase(); |
---|
| 240 | ce = me.events[eventName] || TRUE; |
---|
| 241 | if (typeof ce == 'boolean') { |
---|
| 242 | me.events[eventName] = ce = new EXTUTIL.Event(me, eventName); |
---|
| 243 | } |
---|
| 244 | ce.addListener(fn, scope, typeof o == 'object' ? o : {}); |
---|
| 245 | } |
---|
| 246 | }, |
---|
| 247 | |
---|
| 248 | /** |
---|
| 249 | * Removes an event handler. |
---|
| 250 | * @param {String} eventName The type of event the handler was associated with. |
---|
| 251 | * @param {Function} handler The handler to remove. <b>This must be a reference to the function passed into the {@link #addListener} call.</b> |
---|
| 252 | * @param {Object} scope (optional) The scope originally specified for the handler. |
---|
| 253 | */ |
---|
| 254 | removeListener : function(eventName, fn, scope){ |
---|
| 255 | var ce = this.events[eventName.toLowerCase()]; |
---|
| 256 | if (typeof ce == 'object') { |
---|
| 257 | ce.removeListener(fn, scope); |
---|
| 258 | } |
---|
| 259 | }, |
---|
| 260 | |
---|
| 261 | /** |
---|
| 262 | * Removes all listeners for this object |
---|
| 263 | */ |
---|
| 264 | purgeListeners : function(){ |
---|
| 265 | var events = this.events, |
---|
| 266 | evt, |
---|
| 267 | key; |
---|
| 268 | for(key in events){ |
---|
| 269 | evt = events[key]; |
---|
| 270 | if(typeof evt == 'object'){ |
---|
| 271 | evt.clearListeners(); |
---|
| 272 | } |
---|
| 273 | } |
---|
| 274 | }, |
---|
| 275 | |
---|
| 276 | /** |
---|
| 277 | * Adds the specified events to the list of events which this Observable may fire. |
---|
| 278 | * @param {Object|String} o Either an object with event names as properties with a value of <code>true</code> |
---|
| 279 | * or the first event name string if multiple event names are being passed as separate parameters. |
---|
| 280 | * @param {string} Optional. Event name if multiple event names are being passed as separate parameters. |
---|
| 281 | * Usage:<pre><code> |
---|
| 282 | this.addEvents('storeloaded', 'storecleared'); |
---|
| 283 | </code></pre> |
---|
| 284 | */ |
---|
| 285 | addEvents : function(o){ |
---|
| 286 | var me = this; |
---|
| 287 | me.events = me.events || {}; |
---|
| 288 | if (typeof o == 'string') { |
---|
| 289 | var a = arguments, |
---|
| 290 | i = a.length; |
---|
| 291 | while(i--) { |
---|
| 292 | me.events[a[i]] = me.events[a[i]] || TRUE; |
---|
| 293 | } |
---|
| 294 | } else { |
---|
| 295 | Ext.applyIf(me.events, o); |
---|
| 296 | } |
---|
| 297 | }, |
---|
| 298 | |
---|
| 299 | /** |
---|
| 300 | * Checks to see if this object has any listeners for a specified event |
---|
| 301 | * @param {String} eventName The name of the event to check for |
---|
| 302 | * @return {Boolean} True if the event is being listened for, else false |
---|
| 303 | */ |
---|
| 304 | hasListener : function(eventName){ |
---|
| 305 | var e = this.events[eventName.toLowerCase()]; |
---|
| 306 | return typeof e == 'object' && e.listeners.length > 0; |
---|
| 307 | }, |
---|
| 308 | |
---|
| 309 | /** |
---|
| 310 | * Suspend the firing of all events. (see {@link #resumeEvents}) |
---|
| 311 | * @param {Boolean} queueSuspended Pass as true to queue up suspended events to be fired |
---|
| 312 | * after the {@link #resumeEvents} call instead of discarding all suspended events; |
---|
| 313 | */ |
---|
| 314 | suspendEvents : function(queueSuspended){ |
---|
| 315 | this.eventsSuspended = TRUE; |
---|
| 316 | if(queueSuspended && !this.eventQueue){ |
---|
| 317 | this.eventQueue = []; |
---|
| 318 | } |
---|
| 319 | }, |
---|
| 320 | |
---|
| 321 | /** |
---|
| 322 | * Resume firing events. (see {@link #suspendEvents}) |
---|
| 323 | * If events were suspended using the <tt><b>queueSuspended</b></tt> parameter, then all |
---|
| 324 | * events fired during event suspension will be sent to any listeners now. |
---|
| 325 | */ |
---|
| 326 | resumeEvents : function(){ |
---|
| 327 | var me = this, |
---|
| 328 | queued = me.eventQueue || []; |
---|
| 329 | me.eventsSuspended = FALSE; |
---|
| 330 | delete me.eventQueue; |
---|
| 331 | EACH(queued, function(e) { |
---|
| 332 | me.fireEvent.apply(me, e); |
---|
| 333 | }); |
---|
| 334 | } |
---|
| 335 | }; |
---|
| 336 | |
---|
| 337 | var OBSERVABLE = EXTUTIL.Observable.prototype; |
---|
| 338 | /** |
---|
| 339 | * Appends an event handler to this object (shorthand for {@link #addListener}.) |
---|
| 340 | * @param {String} eventName The type of event to listen for |
---|
| 341 | * @param {Function} handler The method the event invokes |
---|
| 342 | * @param {Object} scope (optional) The scope (<code><b>this</b></code> reference) in which the handler function is executed. |
---|
| 343 | * <b>If omitted, defaults to the object which fired the event.</b> |
---|
| 344 | * @param {Object} options (optional) An object containing handler configuration. |
---|
| 345 | * @method |
---|
| 346 | */ |
---|
| 347 | OBSERVABLE.on = OBSERVABLE.addListener; |
---|
| 348 | /** |
---|
| 349 | * Removes an event handler (shorthand for {@link #removeListener}.) |
---|
| 350 | * @param {String} eventName The type of event the handler was associated with. |
---|
| 351 | * @param {Function} handler The handler to remove. <b>This must be a reference to the function passed into the {@link #addListener} call.</b> |
---|
| 352 | * @param {Object} scope (optional) The scope originally specified for the handler. |
---|
| 353 | * @method |
---|
| 354 | */ |
---|
| 355 | OBSERVABLE.un = OBSERVABLE.removeListener; |
---|
| 356 | |
---|
| 357 | /** |
---|
| 358 | * Removes <b>all</b> added captures from the Observable. |
---|
| 359 | * @param {Observable} o The Observable to release |
---|
| 360 | * @static |
---|
| 361 | */ |
---|
| 362 | EXTUTIL.Observable.releaseCapture = function(o){ |
---|
| 363 | o.fireEvent = OBSERVABLE.fireEvent; |
---|
| 364 | }; |
---|
| 365 | |
---|
| 366 | function createTargeted(h, o, scope){ |
---|
| 367 | return function(){ |
---|
| 368 | if(o.target == arguments[0]){ |
---|
| 369 | h.apply(scope, Array.prototype.slice.call(arguments, 0)); |
---|
| 370 | } |
---|
| 371 | }; |
---|
| 372 | }; |
---|
| 373 | |
---|
| 374 | function createBuffered(h, o, l, scope){ |
---|
| 375 | l.task = new EXTUTIL.DelayedTask(); |
---|
| 376 | return function(){ |
---|
| 377 | l.task.delay(o.buffer, h, scope, Array.prototype.slice.call(arguments, 0)); |
---|
| 378 | }; |
---|
| 379 | }; |
---|
| 380 | |
---|
| 381 | function createSingle(h, e, fn, scope){ |
---|
| 382 | return function(){ |
---|
| 383 | e.removeListener(fn, scope); |
---|
| 384 | return h.apply(scope, arguments); |
---|
| 385 | }; |
---|
| 386 | }; |
---|
| 387 | |
---|
| 388 | function createDelayed(h, o, l, scope){ |
---|
| 389 | return function(){ |
---|
| 390 | var task = new EXTUTIL.DelayedTask(), |
---|
| 391 | args = Array.prototype.slice.call(arguments, 0); |
---|
| 392 | if(!l.tasks) { |
---|
| 393 | l.tasks = []; |
---|
| 394 | } |
---|
| 395 | l.tasks.push(task); |
---|
| 396 | task.delay(o.delay || 10, function(){ |
---|
| 397 | l.tasks.remove(task); |
---|
| 398 | h.apply(scope, args); |
---|
| 399 | }, scope); |
---|
| 400 | }; |
---|
| 401 | }; |
---|
| 402 | |
---|
| 403 | EXTUTIL.Event = function(obj, name){ |
---|
| 404 | this.name = name; |
---|
| 405 | this.obj = obj; |
---|
| 406 | this.listeners = []; |
---|
| 407 | }; |
---|
| 408 | |
---|
| 409 | EXTUTIL.Event.prototype = { |
---|
| 410 | addListener : function(fn, scope, options){ |
---|
| 411 | var me = this, |
---|
| 412 | l; |
---|
| 413 | scope = scope || me.obj; |
---|
| 414 | if(!me.isListening(fn, scope)){ |
---|
| 415 | l = me.createListener(fn, scope, options); |
---|
| 416 | if(me.firing){ // if we are currently firing this event, don't disturb the listener loop |
---|
| 417 | me.listeners = me.listeners.slice(0); |
---|
| 418 | } |
---|
| 419 | me.listeners.push(l); |
---|
| 420 | } |
---|
| 421 | }, |
---|
| 422 | |
---|
| 423 | createListener: function(fn, scope, o){ |
---|
| 424 | o = o || {}; |
---|
| 425 | scope = scope || this.obj; |
---|
| 426 | var l = { |
---|
| 427 | fn: fn, |
---|
| 428 | scope: scope, |
---|
| 429 | options: o |
---|
| 430 | }, h = fn; |
---|
| 431 | if(o.target){ |
---|
| 432 | h = createTargeted(h, o, scope); |
---|
| 433 | } |
---|
| 434 | if(o.delay){ |
---|
| 435 | h = createDelayed(h, o, l, scope); |
---|
| 436 | } |
---|
| 437 | if(o.single){ |
---|
| 438 | h = createSingle(h, this, fn, scope); |
---|
| 439 | } |
---|
| 440 | if(o.buffer){ |
---|
| 441 | h = createBuffered(h, o, l, scope); |
---|
| 442 | } |
---|
| 443 | l.fireFn = h; |
---|
| 444 | return l; |
---|
| 445 | }, |
---|
| 446 | |
---|
| 447 | findListener : function(fn, scope){ |
---|
| 448 | var list = this.listeners, |
---|
| 449 | i = list.length, |
---|
| 450 | l; |
---|
| 451 | |
---|
| 452 | scope = scope || this.obj; |
---|
| 453 | while(i--){ |
---|
| 454 | l = list[i]; |
---|
| 455 | if(l){ |
---|
| 456 | if(l.fn == fn && l.scope == scope){ |
---|
| 457 | return i; |
---|
| 458 | } |
---|
| 459 | } |
---|
| 460 | } |
---|
| 461 | return -1; |
---|
| 462 | }, |
---|
| 463 | |
---|
| 464 | isListening : function(fn, scope){ |
---|
| 465 | return this.findListener(fn, scope) != -1; |
---|
| 466 | }, |
---|
| 467 | |
---|
| 468 | removeListener : function(fn, scope){ |
---|
| 469 | var index, |
---|
| 470 | l, |
---|
| 471 | k, |
---|
| 472 | me = this, |
---|
| 473 | ret = FALSE; |
---|
| 474 | if((index = me.findListener(fn, scope)) != -1){ |
---|
| 475 | if (me.firing) { |
---|
| 476 | me.listeners = me.listeners.slice(0); |
---|
| 477 | } |
---|
| 478 | l = me.listeners[index]; |
---|
| 479 | if(l.task) { |
---|
| 480 | l.task.cancel(); |
---|
| 481 | delete l.task; |
---|
| 482 | } |
---|
| 483 | k = l.tasks && l.tasks.length; |
---|
| 484 | if(k) { |
---|
| 485 | while(k--) { |
---|
| 486 | l.tasks[k].cancel(); |
---|
| 487 | } |
---|
| 488 | delete l.tasks; |
---|
| 489 | } |
---|
| 490 | me.listeners.splice(index, 1); |
---|
| 491 | ret = TRUE; |
---|
| 492 | } |
---|
| 493 | return ret; |
---|
| 494 | }, |
---|
| 495 | |
---|
| 496 | // Iterate to stop any buffered/delayed events |
---|
| 497 | clearListeners : function(){ |
---|
| 498 | var me = this, |
---|
| 499 | l = me.listeners, |
---|
| 500 | i = l.length; |
---|
| 501 | while(i--) { |
---|
| 502 | me.removeListener(l[i].fn, l[i].scope); |
---|
| 503 | } |
---|
| 504 | }, |
---|
| 505 | |
---|
| 506 | fire : function(){ |
---|
| 507 | var me = this, |
---|
| 508 | listeners = me.listeners, |
---|
| 509 | len = listeners.length, |
---|
| 510 | i = 0, |
---|
| 511 | l; |
---|
| 512 | |
---|
| 513 | if(len > 0){ |
---|
| 514 | me.firing = TRUE; |
---|
| 515 | var args = Array.prototype.slice.call(arguments, 0); |
---|
| 516 | for (; i < len; i++) { |
---|
| 517 | l = listeners[i]; |
---|
| 518 | if(l && l.fireFn.apply(l.scope || me.obj || window, args) === FALSE) { |
---|
| 519 | return (me.firing = FALSE); |
---|
| 520 | } |
---|
| 521 | } |
---|
| 522 | } |
---|
| 523 | me.firing = FALSE; |
---|
| 524 | return TRUE; |
---|
| 525 | } |
---|
| 526 | |
---|
| 527 | }; |
---|
| 528 | })(); |
---|