* $(this).removeClass("selected");
* });
*
- * @test var count = 0;
- * var fn1 = function() { count++; }
- * var fn2 = function() { count--; }
- * var link = $('#mark');
- * link.click().toggle(fn1, fn2).click().click().click().click().click();
- * ok( count == 1, "Check for toggle(fn, fn)" );
- *
* @name toggle
* @type jQuery
* @param Function even The function to execute on every even click.
var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
// Traverse up the tree
- while ( p && p != this ) p = p.parentNode;
+ while ( p && p != this ) try { p = p.parentNode } catch(e) { p = this; };
// If we actually just moused on to a sub-element, ignore it
if ( p == this ) return false;
* Please ensure you have no code in your <body> onload event handler,
* otherwise $(document).ready() may not fire.
*
+ * You can have as many $(document).ready events on your page as you like.
+ *
* @example $(document).ready(function(){ Your code here... });
*
* @name ready
// Reset the list of functions
jQuery.readyList = null;
}
+ // Remove event lisenter to avoid memory leak
+ if ( jQuery.browser.mozilla || jQuery.browser.opera )
+ document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );
}
}
});
* @type jQuery
* @cat Events/Mouse
*/
-
- /**
- * @test var count;
- * // ignore load
- * var e = ("blur,focus,resize,scroll,unload,click,dblclick," +
- * "mousedown,mouseup,mousemove,mouseover,mouseout,change,reset,select," +
- * "submit,keydown,keypress,keyup,error").split(",");
- * var handler1 = function(event) {
- * count++;
- * };
- * var handler2 = function(event) {
- * count++;
- * };
- * for( var i=0; i < e.length; i++) {
- * var event = e[i];
- * count = 0;
- * // bind handler
- * $(document)[event](handler1);
- * $(document)[event](handler2);
- * $(document)["one"+event](handler1);
- *
- * // call event two times
- * $(document)[event]();
- * $(document)[event]();
- *
- * // unbind events
- * $(document)["un"+event](handler1);
- * // call once more
- * $(document)[event]();
- *
- * // remove all handlers
- * $(document)["un"+event]();
- *
- * // call once more
- * $(document)[event]();
- *
- * // assert count
- * ok( count == 6, 'Checking event ' + event);
- * }
- *
- * @private
- * @name eventTesting
- * @cat Events
- */
var e = ("blur,focus,load,resize,scroll,unload,click,dblclick," +
"mousedown,mouseup,mousemove,mouseover,mouseout,change,reset,select," +
// Finally, handle events that only fire once
jQuery.fn["one"+o] = function(f){
- // Attach the event listener
- return this.each(function(){
-
- var count = 0;
-
- // Add the event
- jQuery.event.add( this, o, function(e){
- // If this function has already been executed, stop
- if ( count++ ) return;
-
- // And execute the bound function
- return f.apply(this, [e]);
- });
- });
+ // save cloned reference to this
+ var element = jQuery(this);
+ var handler = function() {
+ // unbind itself when executed
+ element.unbind(o, handler);
+ element = null;
+ // apply original handler with the same arguments
+ f.apply(this, arguments);
+ };
+ return this.bind(o, handler);
};
};
// Use the defer script hack
var script = document.getElementById("__ie_init");
- script.onreadystatechange = function() {
- if ( this.readyState != "complete" ) return;
- this.parentNode.removeChild( this );
- jQuery.ready();
- };
+ if (script) // script does not exist if jQuery is loaded dynamically
+ script.onreadystatechange = function() {
+ if ( this.readyState != "complete" ) return;
+ this.parentNode.removeChild( this );
+ jQuery.ready();
+ };
// Clear from memory
script = null;
};
// Clean up after IE to avoid memory leaks
-if ($.browser.msie) $(window).unload(function() {
+if (jQuery.browser.msie) jQuery(window).unload(function() {
var event = jQuery.event, global = event.global;
for (var type in global) {
var els = global[type], i = els.length;
- if (i>0) do event.remove(els[i-1], type); while (--i);
+ if (i>0) do if (type != 'unload') event.remove(els[i-1], type); while (--i);
}
});