Modified onexxx handlers to unbind themselve when executed; Reintroduced event fixes (and added some more comments)

This commit is contained in:
Jörn Zaefferer 2006-10-27 08:10:00 +00:00
parent 440d512edd
commit 4e5b46f7f6
2 changed files with 21 additions and 17 deletions

View file

@ -1592,20 +1592,15 @@ new function(){
// Finally, handle events that only fire once // Finally, handle events that only fire once
jQuery.fn["one"+o] = function(f){ jQuery.fn["one"+o] = function(f){
// Attach the event listener // save cloned reference to this
return this.each(function(){ var element = jQuery(this);
var handler = function() {
var count = 0; // unbind itself when executed
element.unbind(o, handler);
// Add the event // apply original handler with the same arguments
jQuery.event.add( this, o, function(e){ f.apply(this, arguments);
// If this function has already been executed, stop };
if ( count++ ) return true; return this.bind(o, handler);
// And execute the bound function
return f.apply(this, [e]);
});
});
}; };
}; };

15
src/jquery/jquery.js vendored
View file

@ -2295,16 +2295,25 @@ jQuery.extend({
}, },
fix: function(event) { fix: function(event) {
if ( event ) { // check IE
if(jQuery.browser.msie) {
// get real event from window.event
event = window.event;
event.preventDefault = function() { event.preventDefault = function() {
this.returnValue = false; this.returnValue = false;
}; };
event.stopPropagation = function() { event.stopPropagation = function() {
this.cancelBubble = true; this.cancelBubble = true;
}; };
// fix target property
event.target = event.srcElement;
// check safari and if target is a textnode
} else if(jQuery.browser.safari && event.target.nodeType == 3) {
// target is readonly, clone the event object
event = jQuery.extend({}, event);
// get parentnode from textnode
event.target = event.target.parentNode;
} }
return event; return event;
} }