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More bug fixes and added documentation - passes the test suite now.

1.7/enhancement_8685
John Resig 2006-07-10 03:20:56 +00:00
parent df9c37ec85
commit 9477c418db
4 changed files with 584 additions and 539 deletions
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294
ajax/ajax.js
View File

@ -5,7 +5,7 @@
/**
* Load HTML from a remote file and inject it into the DOM
*/
jQuery.prototype.load = function( url, params, callback ) {
jQuery.fn.load = function( url, params, callback ) {
// I overwrote the event plugin's .load
// this won't happen again, I hope -John
if ( url && url.constructor == Function )
@ -52,159 +52,173 @@ jQuery.prototype.load = function( url, params, callback ) {
return this;
};
/**
* Load a remote page using a GET request
*/
jQuery.get = function( url, callback, type ) {
// Build and start the HTTP Request
jQuery.ajax( "GET", url, null, function(r) {
if ( callback ) callback( jQuery.httpData(r,type) );
});
};
/**
* Load a remote page using a POST request.
*/
jQuery.post = function( url, data, callback, type ) {
// Build and start the HTTP Request
jQuery.ajax( "POST", url, jQuery.param(data), function(r) {
if ( callback ) callback( jQuery.httpData(r,type) );
});
};
// If IE is used, create a wrapper for the XMLHttpRequest object
if ( jQuery.browser == "msie" )
if ( jQuery.browser.msie )
XMLHttpRequest = function(){
return new ActiveXObject(
(navigator.userAgent.toLowerCase().indexOf("msie 5") >= 0) ?
navigator.userAgent.indexOf("MSIE 5") >= 0 ?
"Microsoft.XMLHTTP" : "Msxml2.XMLHTTP"
);
};
// Attach a bunch of functions for handling common AJAX events
(function(){
new function(){
var e = "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess".split(',');
for ( var i = 0; i < e.length; i++ ){ (function(){
for ( var i = 0; i < e.length; i++ ) new function(){
var o = e[i];
jQuery.fn[o] = function(f){return this.bind(o, f);};
})();}
})();
/**
* A common wrapper for making XMLHttpRequests
*/
jQuery.ajax = function( type, url, data, ret ) {
// If only a single argument was passed in,
// assume that it is a object of key/value pairs
if ( !url ) {
ret = type.complete;
var success = type.success;
var error = type.error;
data = type.data;
url = type.url;
type = type.type;
jQuery.fn[o] = function(f){
return this.bind(o, f);
};
}
// Watch for a new set of requests
if ( ! jQuery.ajax.active++ )
jQuery.event.trigger( "ajaxStart" );
}
// Create the request object
var xml = new XMLHttpRequest();
jQuery.extend({
// Open the socket
xml.open(type || "GET", url, true);
// Set the correct header, if data is being sent
if ( data )
xml.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
// Set header so calling script knows that it's an XMLHttpRequest
xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");
// Make sure the browser sends the right content length
if ( xml.overrideMimeType )
xml.setRequestHeader("Connection", "close");
// Wait for a response to come back
xml.onreadystatechange = function(){
// The transfer is complete and the data is available
if ( xml.readyState == 4 ) {
// Make sure that the request was successful
if ( jQuery.httpSuccess( xml ) ) {
// If a local callback was specified, fire it
if ( success ) success( xml );
// Fire the global callback
jQuery.event.trigger( "ajaxSuccess" );
// Otherwise, the request was not successful
} else {
// If a local callback was specified, fire it
if ( error ) error( xml );
// Fire the global callback
jQuery.event.trigger( "ajaxError" );
}
// The request was completed
jQuery.event.trigger( "ajaxComplete" );
// Handle the global AJAX counter
if ( ! --jQuery.ajax.active )
jQuery.event.trigger( "ajaxStop" );
// Process result
if ( ret ) ret(xml);
/**
* Load a remote page using a GET request
*/
get: function( url, data, callback, type ) {
if ( data.constructor == Function ) {
callback = data;
data = null;
}
};
// Send the data
xml.send(data);
};
// Counter for holding the number of active queries
jQuery.ajax.active = 0;
// Determines if an XMLHttpRequest was successful or not
jQuery.httpSuccess = function(r) {
try {
return r.status ?
( r.status >= 200 && r.status < 300 ) || r.status == 304 :
location.protocol == "file:";
} catch(e){}
return false;
};
// Get the data out of an XMLHttpRequest.
// Return parsed XML if content-type header is "xml" and type is "xml" or omitted,
// otherwise return plain text.
jQuery.httpData = function(r,type) {
var ct = r.getResponseHeader("content-type");
var xml = ( !type || type == "xml" ) && ct && ct.indexOf("xml") >= 0;
return xml ? r.responseXML : r.responseText;
};
// Serialize an array of form elements or a set of
// key/values into a query string
jQuery.param = function(a) {
var s = [];
// If an array was passed in, assume that it is an array
// of form elements
if ( a.constructor == Array )
// Serialize the form elements
for ( var i = 0; i < a.length; i++ )
s.push( a[i].name + "=" + encodeURIComponent( a[i].value ) );
// Otherwise, assume that it's an object of key/value pairs
else
// Serialize the key/values
for ( var j in a )
s.push( j + "=" + encodeURIComponent( a[j] ) );
if ( data )
url += "?" + jQuery.param(data);
// Build and start the HTTP Request
jQuery.ajax( "GET", url, null, function(r) {
if ( callback ) callback( jQuery.httpData(r,type) );
});
},
// Return the resulting serialization
return s.join("&");
};
/**
* Load a remote page using a POST request.
*/
post: function( url, data, callback, type ) {
// Build and start the HTTP Request
jQuery.ajax( "POST", url, jQuery.param(data), function(r) {
if ( callback ) callback( jQuery.httpData(r,type) );
});
},
/**
* A common wrapper for making XMLHttpRequests
*/
ajax: function( type, url, data, ret ) {
// If only a single argument was passed in,
// assume that it is a object of key/value pairs
if ( !url ) {
ret = type.complete;
var success = type.success;
var error = type.error;
data = type.data;
url = type.url;
type = type.type;
}
// Watch for a new set of requests
if ( ! jQuery.active++ )
jQuery.event.trigger( "ajaxStart" );
// Create the request object
var xml = new XMLHttpRequest();
// Open the socket
xml.open(type || "GET", url, true);
// Set the correct header, if data is being sent
if ( data )
xml.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
// Set header so calling script knows that it's an XMLHttpRequest
xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");
// Make sure the browser sends the right content length
if ( xml.overrideMimeType )
xml.setRequestHeader("Connection", "close");
// Wait for a response to come back
xml.onreadystatechange = function(){
// The transfer is complete and the data is available
if ( xml.readyState == 4 ) {
// Make sure that the request was successful
if ( jQuery.httpSuccess( xml ) ) {
// If a local callback was specified, fire it
if ( success ) success( xml );
// Fire the global callback
jQuery.event.trigger( "ajaxSuccess" );
// Otherwise, the request was not successful
} else {
// If a local callback was specified, fire it
if ( error ) error( xml );
// Fire the global callback
jQuery.event.trigger( "ajaxError" );
}
// The request was completed
jQuery.event.trigger( "ajaxComplete" );
// Handle the global AJAX counter
if ( ! --jQuery.active )
jQuery.event.trigger( "ajaxStop" );
// Process result
if ( ret ) ret(xml);
}
}
// Send the data
xml.send(data);
},
// Counter for holding the number of active queries
active: 0,
// Determines if an XMLHttpRequest was successful or not
httpSuccess: function(r) {
try {
return r.status ?
( r.status >= 200 && r.status < 300 ) || r.status == 304 :
location.protocol == "file:";
} catch(e){}
return false;
},
// Get the data out of an XMLHttpRequest.
// Return parsed XML if content-type header is "xml" and type is "xml" or omitted,
// otherwise return plain text.
httpData: function(r,type) {
var ct = r.getResponseHeader("content-type");
var xml = ( !type || type == "xml" ) && ct && ct.indexOf("xml") >= 0;
return xml ? r.responseXML : r.responseText;
},
// Serialize an array of form elements or a set of
// key/values into a query string
param: function(a) {
var s = [];
// If an array was passed in, assume that it is an array
// of form elements
if ( a.constructor == Array )
// Serialize the form elements
for ( var i = 0; i < a.length; i++ )
s.push( a[i].name + "=" + encodeURIComponent( a[i].value ) );
// Otherwise, assume that it's an object of key/value pairs
else
// Serialize the key/values
for ( var j in a )
s.push( j + "=" + encodeURIComponent( a[j] ) );
// Return the resulting serialization
return s.join("&");
}
});

232
event/event.js
View File

@ -1,122 +1,82 @@
// We're overriding the old toggle function, so
// remember it for later
jQuery.prototype._toggle = jQuery.prototype.toggle;
jQuery.fn.extend({
/**
* Toggle between two function calls every other click.
*/
jQuery.prototype.toggle = function(a,b) {
// If two functions are passed in, we're
// toggling on a click
return a && b ? this.click(function(e){
// Figure out which function to execute
this.last = this.last == a ? b : a;
// Make sure that clicks stop
e.preventDefault();
// and execute the function
return this.last.apply( this, [e] ) || false;
}) :
// We're overriding the old toggle function, so
// remember it for later
_toggle: jQuery.fn.toggle,
// Otherwise, execute the old toggle function
this._toggle();
};
/**
* Toggle between two function calls on mouse over/out.
*/
jQuery.prototype.hover = function(f,g) {
// A private function for haandling mouse 'hovering'
function handleHover(e) {
// Check if mouse(over|out) are still within the same parent element
var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
// Traverse up the tree
while ( p && p != this ) p = p.parentNode;
// If we actually just moused on to a sub-element, ignore it
if ( p == this ) return false;
// Execute the right function
return (e.type == "mouseover" ? f : g).apply(this, [e]);
}
// Bind the function to the two event listeners
return this.mouseover(handleHover).mouseout(handleHover);
};
/**
* Bind a function to fire when the DOM is ready.
*/
jQuery.prototype.ready = function(f) {
// If the DOM is already ready
if ( jQuery.isReady )
// Execute the function immediately
f.apply( document );
// Otherwise, remember the function for later
else {
// Add the function to the wait list
jQuery.readyList.push( f );
}
return this;
};
(function(){
/*
* Bind a number of event-handling functions, dynamically
/**
* Toggle between two function calls every other click.
*/
var e = ("blur,focus,contextmenu,load,resize,scroll,unload,click,dblclick," +
"mousedown,mouseup,mouseenter,mouseleave,mousemove,mouseover,mouseout," +
"change,reset,select,submit,keydown,keypress,keyup").split(",");
toggle: function(a,b) {
// If two functions are passed in, we're
// toggling on a click
return a && b ? this.click(function(e){
// Figure out which function to execute
this.last = this.last == a ? b : a;
// Make sure that clicks stop
e.preventDefault();
// and execute the function
return this.last.apply( this, [e] ) || false;
}) :
// Otherwise, execute the old toggle function
this._toggle();
},
/**
* Toggle between two function calls on mouse over/out.
*/
hover: function(f,g) {
// A private function for haandling mouse 'hovering'
function handleHover(e) {
// Check if mouse(over|out) are still within the same parent element
var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
// Traverse up the tree
while ( p && p != this ) p = p.parentNode;
// If we actually just moused on to a sub-element, ignore it
if ( p == this ) return false;
// Execute the right function
return (e.type == "mouseover" ? f : g).apply(this, [e]);
}
// Bind the function to the two event listeners
return this.mouseover(handleHover).mouseout(handleHover);
},
/**
* Bind a function to fire when the DOM is ready.
*/
ready: function(f) {
// If the DOM is already ready
if ( jQuery.isReady )
// Execute the function immediately
f.apply( document );
// Otherwise, remember the function for later
else {
// Add the function to the wait list
jQuery.readyList.push( f );
}
return this;
}
});
// Go through all the event names, but make sure that
// it is enclosed properly
for ( var i = 0; i < e.length; i++ ) {(function(){
var o = e[i];
// Handle event binding
jQuery.prototype[o] = function(f){ return this.bind(o, f); };
// Handle event unbinding
jQuery.prototype["un"+o] = function(f){ return this.unbind(o, f); };
// Handle event triggering
jQuery.prototype["do"+o] = function(){ return this.trigger(o); };
// Finally, handle events that only fire once
jQuery.prototype["one"+o] = function(f){
// Attach the event listener
return this.bind(o, function(e){
// TODO: Remove the event listener, instead of this hack
// If this function has already been executed, stop
if ( this[o+f] !== null )
return true;
// Otherwise, mark as having been executed
this[o+f]++;
// And execute the bound function
return f.apply(this, [e]);
});
};
})();}
jQuery.extend({
/*
* All the code that makes DOM Ready work nicely.
*/
jQuery.isReady = false;
jQuery.readyList = [];
isReady: false,
readyList: [],
// Handle when the DOM is ready
jQuery.ready = function() {
ready: function() {
// Make sure that the DOM is not already loaded
if ( !jQuery.isReady ) {
// Remember that the DOM is ready
@ -132,16 +92,58 @@ jQuery.prototype.ready = function(f) {
jQuery.readyList = null;
}
}
};
}
});
new function(){
/*
* Bind a number of event-handling functions, dynamically
*/
var e = ("blur,focus,load,resize,scroll,unload,click,dblclick," +
"mousedown,mouseup,mousemove,mouseover,mouseout,change,reset,select," +
"submit,keydown,keypress,keyup,error").split(",");
// Go through all the event names, but make sure that
// it is enclosed properly
for ( var i = 0; i < e.length; i++ ) new function(){
var o = e[i];
// Handle event binding
jQuery.fn[o] = function(f){
return f ? this.bind(o, f) : this.trigger(o);
};
// Handle event unbinding
jQuery.fn["un"+o] = function(f){ return this.unbind(o, f); };
// Finally, handle events that only fire once
jQuery.fn["one"+o] = function(f){
// Attach the event listener
return this.bind(o, function(e){
// TODO: Remove the event listener, instead of this hack
// If this function has already been executed, stop
if ( this[o+f] !== null ) return;
// Otherwise, mark as having been executed
this[o+f]++;
// And execute the bound function
return f.apply(this, [e]);
});
};
}
// If Mozilla is used
if ( jQuery.browser == "mozilla" || jQuery.browser == "opera" ) {
if ( jQuery.browser.mozilla || jQuery.browser.opera ) {
// Use the handy event callback
document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
// If IE is used, use the excellent hack by Matthias Miller
// http://www.outofhanwell.com/blog/index.php?title=the_window_onload_problem_revisited
} else if ( jQuery.browser == "msie" ) {
} else if ( jQuery.browser.msie ) {
// Only works if you document.write() it
document.write("<scr" + "ipt id=__ie_init defer=true " +
@ -158,7 +160,7 @@ jQuery.prototype.ready = function(f) {
script = null;
// If Safari is used
} else if ( jQuery.browser == "safari" ) {
} else if ( jQuery.browser.safari ) {
// Continually check to see if the document.readyState is valid
jQuery.safariTimer = setInterval(function(){
// loaded and complete are both valid states
@ -178,4 +180,4 @@ jQuery.prototype.ready = function(f) {
// A fallback to window.onload, that will always work
jQuery.event.add( window, "load", jQuery.ready );
})();
}

565
fx/fx.js
View File

@ -1,287 +1,296 @@
// overwrite the old show method
jQuery.prototype._show = jQuery.prototype.show;
jQuery.fn.extend({
/**
* The effects module overloads the show method to now allow
* for a speed to the show operation. What actually happens is
* that the height, width, and opacity to the matched elements
* are changed dynamically. The only three current speeds are
* "slow", "normal", and "fast". For example:
* $("p").show("slow");
* Note: You should not run the show method on things
* that are already shown. This can be circumvented by doing this:
* $("p:hidden").show("slow");
*/
jQuery.prototype.show = function(speed,callback){
return speed ? this.animate({
height: "show", width: "show", opacity: "show"
}, speed, callback) : this._show();
};
// We're overwriting the old hide method
jQuery.prototype._hide = jQuery.prototype.hide;
/**
* The hide function behaves very similary to the show function,
* but is just the opposite.
* $("p:visible").hide("slow");
*/
jQuery.prototype.hide = function(speed,callback){
return speed ? this.animate({
height: "hide",
width: "hide",
opacity: "hide"
}, speed, callback) : this._hide();
};
/**
* This function increases the height and opacity for all matched
* elements. This is very similar to 'show', but does not change
* the width - creating a neat sliding effect.
* $("p:hidden").slideDown("slow");
*/
jQuery.prototype.slideDown = function(speed,callback){
return this.animate({height: "show"}, speed, callback);
};
/**
* Just like slideDown, only it hides all matched elements.
* $("p:visible").slideUp("slow");
*/
jQuery.prototype.slideUp = function(speed,callback){
return this.animate({height: "hide"}, speed, callback);
};
/**
* Adjusts the opacity of all matched elements from a hidden,
* to a fully visible, state.
* $("p:hidden").fadeIn("slow");
*/
jQuery.prototype.fadeIn = function(speed,callback){
return this.animate({opacity: "show"}, speed, callback);
};
/**
* Same as fadeIn, but transitions from a visible, to a hidden state.
* $("p:visible").fadeOut("slow");
*/
jQuery.prototype.fadeOut = function(speed,callback){
return this.animate({opacity: "hide"}, speed, callback);
};
/**
* ...
*/
jQuery.prototype.fadeTo = function(speed,to,callback){
return this.animate({opacity: to}, speed, callback);
};
/**
*
*/
jQuery.prototype.animate = function(prop,speed,callback) {
return this.queue(function(){
var i = 0;
for ( var p in prop ) {
var e = new jQuery.fx( this, jQuery.speed(speed,callback,i++), p );
if ( prop[p].constructor == Number )
e.custom( e.cur(), prop[p] );
else
e[ prop[p] ]();
}
});
};
jQuery.speed = function(s,o,i) {
o = o || {};
// overwrite the old show method
_show: jQuery.fn.show,
if ( o.constructor == Function )
o = { complete: o };
/**
* The effects module overloads the show method to now allow
* for a speed to the show operation. What actually happens is
* that the height, width, and opacity to the matched elements
* are changed dynamically. The only three current speeds are
* "slow", "normal", and "fast". For example:
* $("p").show("slow");
* Note: You should not run the show method on things
* that are already shown. This can be circumvented by doing this:
* $("p:hidden").show("slow");
*/
show: function(speed,callback){
return speed ? this.animate({
height: "show", width: "show", opacity: "show"
}, speed, callback) : this._show();
},
var ss = {"slow":600,"fast":200};
o.duration = (s && s.constructor == Number ? s : ss[s]) || 400;
// Queueing
o.oldComplete = o.complete;
o.complete = function(){
jQuery.dequeue(this, "fx");
if ( o.oldComplete && o.oldComplete.constructor == Function )
o.oldComplete.apply( this );
};
// We're overwriting the old hide method
_hide: jQuery.fn.hide,
if ( i > 0 )
o.complete = null;
return o;
};
jQuery.queue = {};
jQuery.dequeue = function(elem,type){
type = type || "fx";
if ( elem.queue && elem.queue[type] ) {
// Remove self
elem.queue[type].shift();
// Get next function
var f = elem.queue[type][0];
/**
* The hide function behaves very similary to the show function,
* but is just the opposite.
* $("p:visible").hide("slow");
*/
hide: function(speed,callback){
return speed ? this.animate({
height: "hide", width: "hide", opacity: "hide"
}, speed, callback) : this._hide();
},
if ( f )
f.apply( elem );
}
};
jQuery.prototype.queue = function(type,fn){
if ( !fn ) {
fn = type;
type = "fx";
}
return this.each(function(){
if ( !this.queue )
this.queue = {};
if ( !this.queue[type] )
this.queue[type] = [];
this.queue[type].push( fn );
/**
* This function increases the height and opacity for all matched
* elements. This is very similar to 'show', but does not change
* the width - creating a neat sliding effect.
* $("p:hidden").slideDown("slow");
*/
slideDown: function(speed,callback){
return this.animate({height: "show"}, speed, callback);
},
if ( this.queue[type].length == 1 )
fn.apply(this);
});
};
jQuery.setAuto = function(e,p) {
var a = e.style[p];
var o = jQuery.css(e,p);
e.style[p] = "auto";
var n = jQuery.css(e,p);
if ( o != n )
e.style[p] = a;
};
/*
* I originally wrote fx() as a clone of moo.fx and in the process
* of making it small in size the code became illegible to sane
* people. You've been warned.
*/
jQuery.fx = function( elem, options, prop ){
var z = this;
// The users options
z.o = {
duration: options.duration || 400,
complete: options.complete
};
// The element
z.el = elem;
// The styles
var y = z.el.style;
// Simple function for setting a style value
z.a = function(){
if ( prop == "opacity" ) {
if (z.now == 1) z.now = 0.9999;
if (window.ActiveXObject)
y.filter = "alpha(opacity=" + z.now*100 + ")";
y.opacity = z.now;
} else
y[prop] = z.now+"px";
};
// Figure out the maximum number to run to
z.max = function(){
return z.el["orig"+prop] || z.cur();
};
// Get the current size
z.cur = function(){
return parseFloat( jQuery.css(z.el,prop) );
};
// Start an animation from one number to another
z.custom = function(from,to){
z.startTime = (new Date()).getTime();
z.now = from;
z.a();
z.timer = setInterval(function(){
z.step(from, to);
}, 13);
};
// Simple 'show' function
z.show = function(){
y.display = "block";
z.o.auto = true;
z.custom(0,z.max());
};
// Simple 'hide' function
z.hide = function(){
// Remember where we started, so that we can go back to it later
z.el["orig"+prop] = this.cur();
// Begin the animation
z.custom(z.cur(),0);
};
// IE has trouble with opacity if it doesn't have layout
if ( jQuery.browser == "msie" && !z.el.currentStyle.hasLayout )
y.zoom = 1;
// Remember the overflow of the element
z.oldOverflow = y.overflow;
// Make sure that nothing sneaks out
y.overflow = "hidden";
// Each step of an animation
z.step = function(firstNum, lastNum){
var t = (new Date()).getTime();
if (t > z.o.duration + z.startTime) {
// Stop the timer
clearInterval(z.timer);
z.timer = null;
z.now = lastNum;
z.a();
// Reset the overflow
y.overflow = z.oldOverflow;
// If the element was shown, and not using a custom number,
// set its height and/or width to auto
if ( (prop == "height" || prop == "width") && z.o.auto )
jQuery.setAuto( z.el, prop );
// If a callback was provided, execute it
if( z.o.complete && z.o.complete.constructor == Function ) {
// Yes, this is a weird place for this, but it needs to be executed
// only once per cluster of effects.
// If the element is, effectively, hidden - hide it
if ( y.height == "0px" || y.width == "0px" )
y.display = "none";
// Execute the complete function
z.o.complete.apply( z.el );
/**
* Just like slideDown, only it hides all matched elements.
* $("p:visible").slideUp("slow");
*/
slideUp: function(speed,callback){
return this.animate({height: "hide"}, speed, callback);
},
/**
* Adjusts the opacity of all matched elements from a hidden,
* to a fully visible, state.
* $("p:hidden").fadeIn("slow");
*/
fadeIn: function(speed,callback){
return this.animate({opacity: "show"}, speed, callback);
},
/**
* Same as fadeIn, but transitions from a visible, to a hidden state.
* $("p:visible").fadeOut("slow");
*/
fadeOut: function(speed,callback){
return this.animate({opacity: "hide"}, speed, callback);
},
/**
* ...
*/
fadeTo: function(speed,to,callback){
return this.animate({opacity: to}, speed, callback);
},
/**
*
*/
animate: function(prop,speed,callback) {
return this.queue(function(){
var i = 0;
for ( var p in prop ) {
var e = new jQuery.fx( this, jQuery.speed(speed,callback,i++), p );
if ( prop[p].constructor == Number )
e.custom( e.cur(), prop[p] );
else
e[ prop[p] ]();
}
} else {
// Figure out where in the animation we are and set the number
var p = (t - this.startTime) / z.o.duration;
z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
// Perform the next step of the animation
z.a();
});
},
/**
*
* @private
*/
queue: function(type,fn){
if ( !fn ) {
fn = type;
type = "fx";
}
};
return this.each(function(){
if ( !this.queue )
this.queue = {};
if ( !this.queue[type] )
this.queue[type] = [];
this.queue[type].push( fn );
if ( this.queue[type].length == 1 )
fn.apply(this);
});
}
};
});
jQuery.extend({
setAuto: function(e,p) {
var a = e.style[p];
var o = jQuery.css(e,p);
e.style[p] = "auto";
var n = jQuery.css(e,p);
if ( o != n )
e.style[p] = a;
},
speed: function(s,o,i) {
o = o || {};
if ( o.constructor == Function )
o = { complete: o };
var ss = { slow: 600, fast: 200 };
o.duration = (s && s.constructor == Number ? s : ss[s]) || 400;
// Queueing
o.oldComplete = o.complete;
o.complete = function(){
jQuery.dequeue(this, "fx");
if ( o.oldComplete && o.oldComplete.constructor == Function )
o.oldComplete.apply( this );
};
if ( i > 0 )
o.complete = null;
return o;
},
queue: {},
dequeue: function(elem,type){
type = type || "fx";
if ( elem.queue && elem.queue[type] ) {
// Remove self
elem.queue[type].shift();
// Get next function
var f = elem.queue[type][0];
if ( f )
f.apply( elem );
}
},
/*
* I originally wrote fx() as a clone of moo.fx and in the process
* of making it small in size the code became illegible to sane
* people. You've been warned.
*/
fx: function( elem, options, prop ){
var z = this;
// The users options
z.o = {
duration: options.duration || 400,
complete: options.complete
};
// The element
z.el = elem;
// The styles
var y = z.el.style;
// Simple function for setting a style value
z.a = function(){
if ( prop == "opacity" ) {
if (z.now == 1) z.now = 0.9999;
if (window.ActiveXObject)
y.filter = "alpha(opacity=" + z.now*100 + ")";
y.opacity = z.now;
} else
y[prop] = z.now+"px";
};
// Figure out the maximum number to run to
z.max = function(){
return z.el["orig"+prop] || z.cur();
};
// Get the current size
z.cur = function(){
return parseFloat( jQuery.css(z.el,prop) );
};
// Start an animation from one number to another
z.custom = function(from,to){
z.startTime = (new Date()).getTime();
z.now = from;
z.a();
z.timer = setInterval(function(){
z.step(from, to);
}, 13);
};
// Simple 'show' function
z.show = function(){
y.display = "block";
z.o.auto = true;
z.custom(0,z.max());
};
// Simple 'hide' function
z.hide = function(){
// Remember where we started, so that we can go back to it later
z.el["orig"+prop] = this.cur();
// Begin the animation
z.custom(z.cur(),0);
};
// IE has trouble with opacity if it doesn't have layout
if ( jQuery.browser.msie && !z.el.currentStyle.hasLayout )
y.zoom = 1;
// Remember the overflow of the element
z.oldOverflow = y.overflow;
// Make sure that nothing sneaks out
y.overflow = "hidden";
// Each step of an animation
z.step = function(firstNum, lastNum){
var t = (new Date()).getTime();
if (t > z.o.duration + z.startTime) {
// Stop the timer
clearInterval(z.timer);
z.timer = null;
z.now = lastNum;
z.a();
// Reset the overflow
y.overflow = z.oldOverflow;
// If the element was shown, and not using a custom number,
// set its height and/or width to auto
if ( (prop == "height" || prop == "width") && z.o.auto )
jQuery.setAuto( z.el, prop );
// If a callback was provided, execute it
if( z.o.complete && z.o.complete.constructor == Function ) {
// Yes, this is a weird place for this, but it needs to be executed
// only once per cluster of effects.
// If the element is, effectively, hidden - hide it
if ( y.height == "0px" || y.width == "0px" )
y.display = "none";
// Execute the complete function
z.o.complete.apply( z.el );
}
} else {
// Figure out where in the animation we are and set the number
var p = (t - this.startTime) / z.o.duration;
z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
// Perform the next step of the animation
z.a();
}
};
}
});

32
jquery/jquery.js vendored
View File

@ -457,9 +457,9 @@ jQuery.fn = jQuery.prototype = {
},
/**
* End all 'destructive' operations, reverting the list of matched elements.
* After an end operation, the list of matched elements will revert to the last
* state of matched elements.
* End the most recent 'destructive' operation, reverting the list of matched elements
* back to its previous state. After an end operation, the list of matched elements will
* revert to the last state of matched elements.
*
* @example $("p").find("span").end();
* @before <p><span>Hello</span>, how are you?</p>
@ -472,6 +472,22 @@ jQuery.fn = jQuery.prototype = {
return this.get( this.stack.pop() );
},
/**
* Searches for all elements that match the specified expression.
* This method is the optimal way of finding additional descendant
* elements with which to process.
*
* All searching is done using a jQuery expression. The expression can be
* written using CSS 1-3 Selector sytax, or basic XPath.
*
* @example $("p").find("span");
* @before <p><span>Hello</span>, how are you?</p>
* @result $("p").find("span") == [ <span>Hello</span> ]
*
* @name find
* @type jQuery
* @param String expr An expression to search with.
*/
find: function(t) {
return this.pushStack( jQuery.map( this, function(a){
return jQuery.find(t,a);
@ -515,7 +531,7 @@ jQuery.fn = jQuery.prototype = {
},
/**
* :-P
*
*
* @private
* @name domManip
@ -926,7 +942,7 @@ jQuery.extend({
if ( m ) {
r = ret = jQuery.map( ret, jQuery.token[i+1] );
t = jQuery.trim(t).replace( re, "" );
t = jQuery.trim( t.replace( re, "" ) );
foundToken = true;
}
}
@ -1058,10 +1074,14 @@ jQuery.extend({
// Otherwise, find the expression to execute
else {
var f = jQuery.expr[m[1]];
if ( f.constructor != String )
f = jQuery.expr[m[1]][m[2]];
// Build a custom macro to enclose it
eval("f = function(a,i){" +
( m[1] == "@" ? "z=jQuery.attr(a,m[3]);" : "" ) +
"return " + jQuery.expr[m[1]] + "}");
"return " + f + "}");
// Execute it against the current filter
r = g( r, f );