jquery.js

一个PHP源代码,一个简单的论坛 一个 PHP源代码,一个简单的论坛

	
	if ( t.indexOf("//") == 0 ) {
		context = context.documentElement;
		t = t.substr(2,t.length);
	} else if ( t.indexOf("/") == 0 ) {
		context = context.documentElement;
		t = t.substr(1,t.length);
		// FIX Assume the root element is right :(
		if ( t.indexOf('/') )
			t = t.substr(t.indexOf('/'),t.length);
	}
	
	var ret = [context];
  var done = [];
	var last = null;
  
  while ( t.length > 0 && last != t ) {
    var r = [];
		last = t;
    
    t = $.cleanSpaces(t);
    
    var re = new RegExp( "^//", "i" );
    t = t.replace( re, "" );

    if ( t.indexOf('..') == 0 || t.indexOf('/..') == 0 ) {
			if ( t.indexOf('/') == 0 )
				t = t.substr(1,t.length);
      r = $.map( ret, function(a){ return a.parentNode; } );
			t = t.substr(2,t.length);
			t = $.cleanSpaces(t);
    } else if ( t.indexOf('>') == 0 || t.indexOf('/') == 0 ) {
      r = $.map( ret, function(a){ return ( a.childNodes.length > 0 ? $.sibling( a.firstChild ) : null ); } );
			t = t.substr(1,t.length);
			t = $.cleanSpaces(t);
    } else if ( t.indexOf('+') == 0 ) {
      r = $.map( ret, function(a){ return $.sibling(a).next; } );
			t = t.substr(1,t.length);
			t = $.cleanSpaces(t);
    } else if ( t.indexOf('~') == 0 ) {
      r = $.map( ret, function(a){
        var r = [];
        var s = $.sibling(a);
        if ( s.n > 0 )
          for ( var i = s.n; i < s.length; i++ )
            r[r.length] = s[i];
        return r;
      } );
			t = t.substr(1,t.length);
			t = $.cleanSpaces(t);
    } else if ( t.indexOf(',') == 0 || t.indexOf('|') == 0 ) {
      if ( ret[0] == context ) ret.shift();
      done = $.merge( done, ret );
      r = ret = [context];
			t = " " + t.substr(1,t.length);
    } else {
      var re = new RegExp( "^([#.]?)([a-z0-9\\*_-]*)", "i" );
      var m = re.exec(t);
			
			if ( m[1] == "#" ) { // Ummm, should make this work in all XML docs
				var oid = document.getElementById(m[2]);
				r = oid ? [oid] : [];
        t = t.replace( re, "" );
			} else {
			  if ( m[2] == "" || m[1] == "." ) m[2] = "*";

			  for ( var i = 0; i < ret.length; i++ ) {
				  var o = ret[i];
				  if ( o ) {
					  switch( m[2] ) {
						  case '*':
							  r = $.merge( $.getAll(o), r );
						  break;
						  case 'text': case 'radio': case 'checkbox': case 'hidden':
						  case 'button': case 'submit': case 'image': case 'password':
						  case 'reset': case 'file':
							  r = $.merge( $.grep( $.tag(o,"input"), 
										  function(a){ return a.type == m[2] }), r );
						  break;
						  case 'input':
							  r = $.merge( $.tag(o,"input"), r );
							  r = $.merge( $.tag(o,"select"), r );
							  r = $.merge( $.tag(o,"textarea"), r );
						  break;
						  default:
							  r = $.merge( r, $.tag(o,m[2]) );
						  break;
					  }
				  }
			  }
			}
    }

		var val = $.filter(t,r);
		ret = r = val.r;
		t = $.cleanSpaces(val.t);
  }

  if ( ret && ret[0] == context ) ret.shift();
  done = $.merge( done, ret );
  return done;
};

$.tag = function(a,b){
  return a && typeof a.getElementsByTagName != "undefined" ?
    a.getElementsByTagName( b ) : [];
};

$.attr = function(o,a,v){
  if ( a && a.constructor == String ) {
    var fix = {
      'for': 'htmlFor',
      'text': 'cssText',
      'class': 'className',
      'float': 'cssFloat'
    };
    a = (fix[a] && fix[a].replace && fix[a]) || a;
    var r = new RegExp("-([a-z])","ig");
    a = a.replace(r,function(z,b){return b.toUpperCase();});
    if ( v != null && o ) {
      o[a] = v;
      if ( o.setAttribute ) o.setAttribute(a,v);
    } 
    return o[a] || o.getAttribute(a) || '';
  } else return '';
};

$.filter = function(t,r,not) {
	var g = $.grep;
	if ( not == false ) var g = function(a,f) {return $.grep(a,f,true);};
	
	while ( t.length > 0 && t.match(/^[:\\.#\\[a-zA-Z\\*]/) ) {
		var re = new RegExp( "^\\[ *@([a-z0-9\\(\\)_-]+) *([~!\\|\\*$^=]*) *'?\"?([^'\"]*)'?\"? *\\]", "i" );
		var m = re.exec(t);
		
		if ( m != null ) {
			m = ['', '@', m[2], m[1], m[3]];
		} else {
			var re = new RegExp( "^(\\[) *([^\\]]*) *\\]", "i" );
			var m = re.exec(t);
			
			if ( m == null ) {
				var re = new RegExp( "^(:)([a-z0-9\\*_-]*)\\( *[\"']?([^ \\)'\"]*)['\"]? *\\)", "i" );
				var m = re.exec(t);
				
				if ( m == null ) {
					var re = new RegExp( "^([:\\.#]*)([a-z0-9\\*_-]*)", "i" );
					var m = re.exec(t);
				}
			}
		}
		t = t.replace( re, "" );
		
		if ( m[1] == ":" && m[2] == "not" )
			r = $.filter(m[3],r,false).r;
		else {
			if ( $.g[m[1]].constructor == String )
				var f = $.g[m[1]];
			else if ( $.g[m[1]][m[2]] )
				var f = $.g[m[1]][m[2]];
						
			if ( f != null ) {
				eval("f = function(a,i){return " + f + "}");
				r = g( r, f );
			}
		}
	}
	return { r: r, t: t };
};

$.parents = function(a){
	var b = [];
	var c = a.parentNode;
	while ( c != null && c != document ) {
		b[b.length] = c;
		c = c.parentNode;
	}
	return b;
};

$.cleanSpaces = function(t){return t.replace(/^\s+|\s+$/g, '')};

$.ofType = function(a,n,e) {
  var t = $.grep($.sibling(a),function(b){return b.nodeName == a.nodeName});
  if ( e ) n = t.length - n - 1;
  return n != null ? t[n] == a : t.length;
};

$.sibling = function(a,n,e) {
  var type = [];
  var tmp = a.parentNode.childNodes;
  for ( var i = 0; i < tmp.length; i++ ) {
    if ( tmp[i].nodeType == 1 )
      type[type.length] = tmp[i];
    if ( tmp[i] == a )
      type.n = type.length - 1;
  }
  if ( e ) n = type.length - n - 1;
  type.cur = ( type[n] == a );
  type.prev = ( type.n > 0 ? type[type.n - 1] : null );
  type.next = ( type.n < type.length - 1 ? type[type.n + 1] : null );
  return type;
};

$.hasWord = function(e,a) {
  if ( e == null ) return false;
  if ( e.className != null ) e = e.className;
  return new RegExp("(^|\\s)" + a + "(\\s|$)").test(e)
};

$.getAll = function(o,r) {
	r = r || [];
	var s = o.childNodes;
	for ( var i = 0; i < s.length; i++ ) {
		if ( s[i].nodeType == 1 ) {
			r[r.length] = s[i];
			$.getAll( s[i], r );
		}
	}
	return r;
};

$.merge = function(a,b) {
	var d = [];
	for ( var j = 0; j < b.length; j++ )
		d[j] = b[j];
	
  for ( var i = 0; i < a.length; i++ ) {
    var c = true;
    for ( var j = 0; j < b.length; j++ )
      if ( a[i] == b[j] )
        c = false;
		if ( c )
			d[d.length] = a[i];
  }
	return d;
};

$.grep = function(a,f,s) {
  var r = [];
	if ( a != null )
		for ( var i = 0; i < a.length; i++ )
			if ( (!s && f(a[i],i)) || (s && !f(a[i],i)) )
				r[r.length] = a[i];
  return r;
};

$.map = function(a,f) {
  var r = [];
  for ( var i = 0; i < a.length; i++ ) {
    var t = f(a[i],i);
    if ( t != null ) {
      if ( t.constructor != Array ) t = [t];
			r = $.merge( t, r );
		}
  }
  return r;
};

// Bind an event to an element
// Original by Dean Edwards
function addEvent(element, type, handler) {
	if ( element.location ) element = window; // Ughhhhh....
	if (!handler.$$guid) handler.$$guid = addEvent.guid++;
	if (!element.events) element.events = {};
	var handlers = element.events[type];
	if (!handlers) {
		handlers = element.events[type] = {};
		if (element["on" + type])
			handlers[0] = element["on" + type];
	}
	handlers[handler.$$guid] = handler;
	element["on" + type] = handleEvent;
};
addEvent.guid = 1;

// Detach an event or set of events from an element
function removeEvent(element, type, handler) {
	if (element.events) {
		if (type && element.events[type]) {
			if ( handler ) {
				delete element.events[type][handler.$$guid];
			} else {
				for ( var i in element.events[type] )
					delete element.events[type][i];
			}
		} else {
			for ( var i in element.events )
				removeEvent( element, i );
		}
	}
};

function triggerEvent(element,type) {
  if ( element["on" + type] )
    element["on" + type]({ type: type });
}

function handleEvent(event) {
	var returnValue = true;
	event = event || fixEvent(window.event);
	var handlers = [];
	for ( var i in this.events[event.type] )
		handlers[handlers.length] = this.events[event.type][i];
  for ( var i = 0; i < handlers.length; i++ ) {
		try {
			if ( handlers[i].constructor == Function ) {
				this.$$handleEvent = handlers[i];
				if (this.$$handleEvent(event) === false) {
					event.preventDefault();
					event.stopPropagation();
					returnValue = false;
				}
			}
		} catch(e){}
	}
	return returnValue;
};

function fixEvent(event) {
	event.preventDefault = fixEvent.preventDefault;
	event.stopPropagation = fixEvent.stopPropagation;
	return event;
};
fixEvent.preventDefault = function() {
	this.returnValue = false;
};
fixEvent.stopPropagation = function() {
	this.cancelBubble = true;
};

// Move to module

$.fn.text = function(e) {
	e = e || this.cur;
	var t = "";
	for ( var j = 0; j < e.length; j++ ) {
		for ( var i = 0; i < e[j].childNodes.length; i++ )
		 	t += e[j].childNodes[i].nodeType != 1 ?
				e[j].childNodes[i].nodeValue :
				$.fn.text(e[j].childNodes[i].childNodes);
	}
	return t;
};

setTimeout(function(){
  if ( typeof Prototype != "undefined" && $.g == null && $.clean == null )
    throw "Error: You are overwriting jQuery, please include jQuery last.";
}, 1000);

function fx(el,op,ty,tz){
	var z = this;
	z.a = function(){z.el.style[ty]=z.now+z.o.unit};
	z.max = function(){return z.el["io"+ty]||z.el["natural"+tz]||z.el["scroll"+tz]||z.cur()};
	z.cur = function(){return parseInt($.getCSS(z.el,ty))};
	z.show = function(){z.ss("block");z.custom(0,z.max())};
	z.hide = function(){z.el.$o=$.getCSS(z.el,"overflow");z.el["io"+ty]=this.cur();z.custom(z.cur(),0)};
	z.ss = function(a){if(y.display!=a)y.display=a};
	z.toggle = function(){if(z.cur()>0)z.hide();else z.show()};
	z.modify = function(a){z.custom(z.cur(),z.cur()+a)};
	z.clear = function(){clearInterval(z.timer);z.timer=null};
	z.el = el.constructor==String?document.getElementById(el):el;
	var y = z.el.style;
        z.oo = y.overflow;
	y.overflow = "hidden";
	z.o = {
          unit: "px",
          duration: (op && op.duration) || 400,
          onComplete: (op && op.onComplete) || op
        };
	z.step = function(f,tt){
		var t = (new Date).getTime();
		var p = (t - z.s) / z.o.duration;
		if (t >= z.o.duration+z.s) {
			z.now = tt;
			z.clear();
			setTimeout(function(){
				y.overflow = z.oo;
				if(y.height=="0px"||y.width=="0px")z.ss("none");
				if ( ty != "opacity" ) {
					$.setAuto( z.el, "height" );
					$.setAuto( z.el, "width" );
				}
				if(z.o.onComplete.constructor == Function){z.el.$_ = z.o.onComplete;z.el.$_();}
			},13);
		} else
			z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (tt-f) + f;
		z.a();
	};
	z.custom = function(f,t){
		if(z.timer)return;this.now=f;z.a();z.io=z.cur();z.s=(new Date).getTime();
		z.timer=setInterval(function(){z.step(f,t);}, 13);
	};
}
fx.fn = ["show","hide","toggle"];
fx.ty = ["Height","Width","Left","Top"];
for(var i in fx.ty){(function(){
	var c = fx.ty[i];
	fx[c] = function(a,b){
		return new fx(a,b,c.toLowerCase(),c);};
})()}
fx.Opacity = function(a,b){