給firefox添加ie方法和屬性

給firefox添加ie方法和屬性

<!--
if(
window.Event){// 修正Event的DOM
    /*
                                    IE5        MacIE5        Mozilla        Konqueror2.2        Opera5
    event                        yes         yes                yes              yes                       yes
    event.returnValue     yes         yes                no                no                         no
    event.cancelBubble   yes        yes                no                no                         no
    event.srcElement      yes         yes                no                no                         no
    event.fromElement    yes         yes                no               no                         no
    
    */
    
Event.prototype.__defineSetter__("returnValue",function(b){// 
        
if(!b)this.preventDefault();
        return 
b;
        });
    
Event.prototype.__defineSetter__("cancelBubble",function(b){// 設置或者檢索當前事件句柄的層次冒泡
        
if(b)this.stopPropagation();
        return 
b;
        });
    
Event.prototype.__defineGetter__("srcElement",function(){
        var 
node=this.target;
        while(
node.nodeType!=1)node=node.parentNode;
        return 
node;
        });
    
Event.prototype.__defineGetter__("fromElement",function(){// 返回鼠標移出的源節點
        
var node;
        if(
this.type=="mouseover")
            
node=this.relatedTarget;
        else if(
this.type=="mouseout")
            
node=this.target;
        if(!
node)return;
        while(
node.nodeType!=1)node=node.parentNode;
        return 
node;
        });
    
Event.prototype.__defineGetter__("toElement",function(){// 返回鼠標移入的源節點
        
var node;
        if(
this.type=="mouseout")
            
node=this.relatedTarget;
        else if(
this.type=="mouseover")
            
node=this.target;
        if(!
node)return;
        while(
node.nodeType!=1)node=node.parentNode;
        return 
node;
        });
    
Event.prototype.__defineGetter__("offsetX",function(){
        return 
this.layerX;
        });
    
Event.prototype.__defineGetter__("offsetY",function(){
        return 
this.layerY;
        });
    }
if(
window.Document){// 修正Document的DOM
    /*
                                IE5        MacIE5        Mozilla        Konqueror2.2        Opera5
    document.documentElement    yes        yes            yes            yes                    no
    document.activeElement        yes        null        no            no                    no
    
    */
    
}
if(
window.Node){// 修正Node的DOM
    /*
                                IE5        MacIE5        Mozilla        Konqueror2.2        Opera5
    Node.contains                yes        yes            no            no                    yes
    Node.replaceNode            yes        no            no            no                    no
    Node.removeNode                yes        no            no            no                    no
    Node.children                yes        yes            no            no                    no
    Node.hasChildNodes            yes        yes            yes            yes                    no
    Node.childNodes                yes        yes            yes            yes                    no
    Node.swapNode                yes        no            no            no                    no
    Node.currentStyle            yes        yes            no            no                    no
    
    */
    
Node.prototype.replaceNode=function(Node){// 替換指定節點
        
this.parentNode.replaceChild(Node,this);
        }
    
Node.prototype.removeNode=function(removeChildren){// 刪除指定節點
        
if(removeChildren)
            return 
this.parentNode.removeChild(this);
        else{
            var 
range=document.createRange();
            
range.selectNodeContents(this);
            return 
this.parentNode.replaceChild(range.extractContents(),this);
            }
        }
    
Node.prototype.swapNode=function(Node){// 交換節點
        
var nextSibling=this.nextSibling;
        var 
parentNode=this.parentNode;
        
node.parentNode.replaceChild(this,Node);
        
parentNode.insertBefore(node,nextSibling);
        }
    }
if(
window.HTMLElement){
    
HTMLElement.prototype.__defineGetter__("all",function(){
        var 
a=this.getElementsByTagName("*");
        var 
node=this;
        
a.tags=function(sTagName){
            return 
node.getElementsByTagName(sTagName);
            }
        return 
a;
        });
    
HTMLElement.prototype.__defineGetter__("parentElement",function(){
        if(
this.parentNode==this.ownerDocument)return null;
        return 
this.parentNode;
        });
    
HTMLElement.prototype.__defineGetter__("children",function(){
        var 
tmp=[];
        var 
j=0;
        var 
n;
        for(var 
i=0;i<this.childNodes.length;i++){
            
n=this.childNodes[i];
            if(
n.nodeType==1){
                
tmp[j++]=n;
                if(
n.name){
                    if(!
tmp[n.name])
                        
tmp[n.name]=[];
                    
tmp[n.name][tmp[n.name].length]=n;
                    }
                if(
n.id)
                    
tmp[n.id]=n;
                }
            }
        return 
tmp;
        });
    
HTMLElement.prototype.__defineGetter__("currentStyle", function(){
        return 
this.ownerDocument.defaultView.getComputedStyle(this,null);
        });
    
HTMLElement.prototype.__defineSetter__("outerHTML",function(sHTML){
        var 
r=this.ownerDocument.createRange();
        
r.setStartBefore(this);
        var 
df=r.createContextualFragment(sHTML);
        
this.parentNode.replaceChild(df,this);
        return 
sHTML;
        });
    
HTMLElement.prototype.__defineGetter__("outerHTML",function(){
        var 
attr;
        var 
attrs=this.attributes;
        var 
str="<"+this.tagName;
        for(var 
i=0;i<attrs.length;i++){
            
attr=attrs[i];
            if(
attr.specified)
                
str+=" "+attr.name+'="'+attr.value+'"';
            }
        if(!
this.canHaveChildren)
            return 
str+">";
        return 
str+">"+this.innerHTML+"</"+this.tagName+">";
        });
    
HTMLElement.prototype.__defineGetter__("canHaveChildren",function(){
        switch(
this.tagName.toLowerCase()){
            case 
"area":
            case 
"base":
            case 
"basefont":
            case 
"col":
            case 
"frame":
            case 
"hr":
            case 
"img":
            case 
"br":
            case 
"input":
            case 
"isindex":
            case 
"link":
            case 
"meta":
            case 
"param":
                return 
false;
            }
        return 
true;
        });

    
HTMLElement.prototype.__defineSetter__("innerText",function(sText){
        var 
parsedText=document.createTextNode(sText);
        
this.innerHTML=parsedText;
        return 
parsedText;
        });
    
HTMLElement.prototype.__defineGetter__("innerText",function(){
        var 
r=this.ownerDocument.createRange();
        
r.selectNodeContents(this);
        return 
r.toString();
        });
    
HTMLElement.prototype.__defineSetter__("outerText",function(sText){
        var 
parsedText=document.createTextNode(sText);
        
this.outerHTML=parsedText;
        return 
parsedText;
        });
    
HTMLElement.prototype.__defineGetter__("outerText",function(){
        var 
r=this.ownerDocument.createRange();
        
r.selectNodeContents(this);
        return 
r.toString();
        });
    
HTMLElement.prototype.attachEvent=function(sType,fHandler){
        var 
shortTypeName=sType.replace(/on/,"");
        
fHandler._ieEmuEventHandler=function(e){
            
window.event=e;
            return 
fHandler();
            }
        
this.addEventListener(shortTypeName,fHandler._ieEmuEventHandler,false);
        }
    
HTMLElement.prototype.detachEvent=function(sType,fHandler){
        var 
shortTypeName=sType.replace(/on/,"");
        if(
typeof(fHandler._ieEmuEventHandler)=="function")
            
this.removeEventListener(shortTypeName,fHandler._ieEmuEventHandler,false);
        else
            
this.removeEventListener(shortTypeName,fHandler,true);
        }
    
HTMLElement.prototype.contains=function(Node){// 是否包含某節點
        
do if(Node==this)return true;
        while(
Node=Node.parentNode);
        return 
false;
        }
    
HTMLElement.prototype.insertAdjacentElement=function(where,parsedNode){
        switch(
where){
            case 
"beforeBegin":
                
this.parentNode.insertBefore(parsedNode,this);
                break;
            case 
"afterBegin":
                
this.insertBefore(parsedNode,this.firstChild);
                break;
            case 
"beforeEnd":
                
this.appendChild(parsedNode);
                break;
            case 
"afterEnd":
                if(
this.nextSibling)
                    
this.parentNode.insertBefore(parsedNode,this.nextSibling);
                else
                    
this.parentNode.appendChild(parsedNode);
                break;
            }
        }
    
HTMLElement.prototype.insertAdjacentHTML=function(where,htmlStr){
        var 
r=this.ownerDocument.createRange();
        
r.setStartBefore(this);
        var 
parsedHTML=r.createContextualFragment(htmlStr);
        
this.insertAdjacentElement(where,parsedHTML);
        }
    
HTMLElement.prototype.insertAdjacentText=function(where,txtStr){
        var 
parsedText=document.createTextNode(txtStr);
        
this.insertAdjacentElement(where,parsedText);
        }
    
HTMLElement.prototype.attachEvent=function(sType,fHandler){
        var 
shortTypeName=sType.replace(/on/,"");
        
fHandler._ieEmuEventHandler=function(e){
            
window.event=e;
            return 
fHandler();
            }
        
this.addEventListener(shortTypeName,fHandler._ieEmuEventHandler,false);
        }
    
HTMLElement.prototype.detachEvent=function(sType,fHandler){
        var 
shortTypeName=sType.replace(/on/,"");
        if(
typeof(fHandler._ieEmuEventHandler)=="function")
            
this.removeEventListener(shortTypeName,fHandler._ieEmuEventHandler,false);
        else
            
this.removeEventListener(shortTypeName,fHandler,true);
        }
    }
//-->
</script>
?>  
發佈了40 篇原創文章 · 獲贊 1 · 訪問量 3萬+
發表評論
所有評論
還沒有人評論,想成為第一個評論的人麼? 請在上方評論欄輸入並且點擊發布.
相關文章