19-1.js

JAVASCRIPT完全自学手册,中源码的验证修订实例

            if(l<0){w+=l;l=0;}
            if(w<this.minW){l=l+w-this.minW;w=this.minW;}
        }
        if(xxx=="e"){
            w=this.w0+e.clientX-this.x0;
            w=w<this.minW?this.minW:w;
        }
        if(yyy=="n"){
            t=this.y1+e.clientY - this.y0;
            h=this.h0+this.y0-e.clientY;
            if(t<0){h+=t;t=0;}
            if(h<this.minH){t=t+h-this.minH;h=this.minH;}
        }
        if(yyy=="s"){
            h=this.h0+e.clientY-this.y0;
            h=h<this.minH?this.minH:h;
        }
        this.MoveTo(l,t);
        this.ResizeTo(w,h);
        
        return(true);
    }
    if(this._windowState=="normal"){
        var cc="";
        x=window.getRealLeft(this);
        y=window.getRealTop(this);
        w=parseInt(this.offsetWidth);
        h=parseInt(this.offsetHeight);
        if(e.clientY-y<5)cc+="n";
        if(y+h-e.clientY<5)cc+="s";
        if(e.clientX-x<5)cc+="w";
        if(x+w-e.clientX<5)cc+="e";
        if(cc!=""){
            this.style.cursor=cc+"-resize";
            return(true);
        }
        if(this.style.cursor!="default"){
            this.style.cursor="default";
        }
    }
}

function _xWin_event_doClick(evt){
    var e=evt?evt:window.event;
    var eSrc=e.srcElement?e.srcElement:e.target;
    switch(eSrc){
        
    }
}

function _xWin_event_doSelect(evt){
    var e=evt?evt:window.event;
    var eSrc=e.srcElement?e.srcElement:e.target;
    if(eSrc==this.oTitle||this.oTitle.contains(eSrc)){
        e.cancelBubble=true;
        e.returnValue=false;
        return(false);
    }
}

function _xWinParentNode_event_doScroll(evt){
    if(!this.minimizedWindows)return(true);
    for(var i=0;i<this.minimizedWindows.length;i++){
        this.minimizedWindows[i].Min(true);
    }
}



//**方法函数区******

function _xWin_method_Close(){
    this.Destroy();
}

function _xWin_method_Destroy(){
    if(this.minIndex){
        this.parentNode.minimizedWindows[this.minIndex]=null;
        this.minIndex=null;
    }
    this.panrentnNode.removeChild(this);
}

function _xWin_method_GetSetting(attributeName){
    var settingString=this.settingNode.innerHTML;
    if(!attributeName)return(settingString);
    var regE=new RegExp(attributeName+"=[ \t]*\"?([^\"]*)","i");
    var re=settingString.match(regE);
    if(re){
        return(re[1]);
    }else{
        return(re);
    }
}

function _xWin_method_Max(reV){
    if(this._windowState=="maximize"&&(!reV)){
        //还原父节点overflow属性
        this.parentNode.style.overflow=this.parentNode.restoredStyle_overflow;
        
        this.MoveTo(this._restoredWinRect.l,this._restoredWinRect.t);
        this.ResizeTo(this._restoredWinRect.w,this._restoredWinRect.h);
        this.oTitleMButton.value = this.minButton;
        this.oTitleMaButton.value = this.maxButton;
        this._windowState="normal";
    }else{
        if(this._windowState=="normal"){
            this._restoredWinRect.l=this._winRect.l;this._restoredWinRect.t=this._winRect.t;
            this._restoredWinRect.w=this._winRect.w;this._restoredWinRect.h=this._winRect.h;
        }
        if(this.minIndex!=null){
            this.parentNode.minimizedWindows[this.minIndex]=null;
            this.minIndex=null;
        }
        if(this.minTimeHandle!=null){
            __xSeriaTimer__.pop(this.minTimeHandle);
            this.minTimeHandle=null;
        }
        //纪录父节点overflow属性
        this.parentNode.restoredStyle_overflow=this.parentNode.style.overflow;
        //改变父节点overflow属性
        this.parentNode.style.overflow="hidden";
        
        this.MoveTo(0,0);
        if(this.parentNode!=document.body){
            w=this.parentNode.clientWidth-5;
            h=this.parentNode.clientHeight-4;
        }else{
            w=document.documentElement.clientWidth-5;
            h=document.documentElement.clientHeight-4;
        }
        this.ResizeTo(w,h);
        this.oTitleMButton.value = this.minButton;
        this.oTitleMaButton.value = this.normalButton;
        this._windowState="maximize";
        this.scrollIntoView();
    }
}

function _xWin_method_Min(reV){
    if(this._windowState=="minimize"&&(!reV)){
        this.MoveTo(this._restoredWinRect.l,this._restoredWinRect.t);
        this.ResizeTo(this._restoredWinRect.w,this._restoredWinRect.h);
        this.oTitleMButton.value = this.minButton;
        this.oTitleMaButton.value = this.maxButton;
        this._windowState="normal";
        this.parentNode.minimizedWindows[this.minIndex]=null;
        this.minIndex=null;
        if(this.minTimeHandle!=null){
            __xSeriaTimer__.pop(this.minTimeHandle);
            this.minTimeHandle=null;
        }
    }else{
        if(this._windowState=="normal"){
            this._restoredWinRect.l=this._winRect.l;this._restoredWinRect.t=this._winRect.t;
            this._restoredWinRect.w=this._winRect.w;this._restoredWinRect.h=this._winRect.h;
        }else{
            //还原父节点overflow属性
            try{
                this.parentNode.style.overflow=this.parentNode.restoredStyle_overflow;
            }catch(e){}
        }
        if(!this.parentNode.minimizedWindows)this.parentNode.minimizedWindows=new Array();
        if(this._windowState!="minimize"){
            for(var i=0;i<this.parentNode.minimizedWindows.length;i++){
                if(this.parentNode.minimizedWindows[i]==null)break;
            }
            this.parentNode.minimizedWindows[i]=this;
        }else{
            i=this.minIndex;
        }
        this.ResizeTo(0,0);
        var w=this.offsetWidth;
        var h=this.offsetHeight;
        var mw=getParentRect(this).mw;
        var mh=getParentRect(this).mh;
        var n=parseInt(mw/w);
        var t=parseInt(i/n)+1;
        this.MoveTo(w*(i%n),mh-t*h-1);
        if(mh>getParentRect(this).mh){
            this.MoveTo(w*(i%n),mh-t*h-200);
            mh=getParentRect(this).mh;
            this.MoveTo(w*(i%n),mh-t*h-1);
        }
        this.minIndex=i;
        this.oTitleMButton.value = this.normalButton;
        this.oTitleMaButton.value = this.maxButton;
        this._windowState="minimize";
        if(this.minTimeHandle==null){
            this.minTimeHandle=__xSeriaTimer__.push("Min(true)",this);
            this.scrollIntoView();
        }
    }
}

function _xWin_method_MoveTo(x,y){
    var win = this.oTitle.parentNode;
    var sha = win.nextSibling;
    
    x=isNaN(x)?0:parseInt(x);
    y=isNaN(y)?0:parseInt(y);
    x=x<0?0:x;
    y=y<0?0:y;
    this.style.left=x+"px";
    this.style.top=y+"px";
    
    sha.style.left = parseInt(win.style.left) + ((this.moveable||this.resizable)?this.offx:0)+"px";
    sha.style.top  = parseInt(win.style.top) + ((this.moveable||this.resizable)?this.offy:0)+"px";
    this._winRect.l=x;
    this._winRect.t=y;
}

function _xWin_method_ResizeTo(w,h){
    var win = this;
    var sha = win.nextSibling;
        
    var w=isNaN(w)?this.minW:parseInt(w);
    var h=isNaN(h)?this.minH:parseInt(h);
    var w=w<this.minW?this.minW:w;
    var h=h<this.minH?this.minH:h;
    
    this.style.width=w+"px";
    this.style.height=h+"px";

    this.oTitle.style.width=parseInt(this.clientWidth)+"px";
    var wTC=this.clientWidth;
    for(var i=0;i<this.oTitle.childNodes.length;i++){
        if(this.oTitle.childNodes[i]!=this.oTitleContent){wTC-=this.oTitle.childNodes[i].offsetWidth;}
    }
    wTC-=8;
    this.oTitleContent.style.width=(wTC<1?1:wTC)+"px";
    
    var wC=this.clientHeight-this.oTitle.offsetHeight-6;
    this.oContent.style.height=(wC<1?1:wC)+"px";
    this.oContent.style.width=parseInt(this.clientWidth-6)+"px";
    sha.style.left = parseInt(win.style.left) + ((this.moveable||this.resizable)?this.offx:0)+"px";
    sha.style.top  = parseInt(win.style.top) + ((this.moveable||this.resizable)?this.offy:0)+"px";
    sha.style.width = parseInt(win.style.width)+"px";
    sha.style.height = parseInt(win.style.height)+"px";
    
    this._winRect.w=w;
    this._winRect.h=h;
}

function _xWin_method_SetContent(v){
    if(this.oContent){
        if(v==null||v==undefined||v==""){this._body=this.oContent.innerHTML="";return(this.oContent);}
        if(typeof(v)=="string"){
            this._body=this.oContent.innerHTML=v;
            return(this.oContent);
        }else{
            try{
                this.oContent.innerHTML="";
                this._body=this.oContent.appendChild(v);
                return(this.oContent);
            }catch(e){
                throw(e);
            }
        }
    }else{
        this._body=v;
        return(null);
    }
}

function _xWin_method_SetTitle(strT){
    this._title=strT==null?this._title:strT;
    if(this.oTitleContent){
        setInnerText(this.oTitleContent,this._title);
    }
}

function _xWin_method_ShowHide(dis){
    var bdisplay = (dis==null)?((this.style.display=="none")?"":"none"):dis;
    this.style.display = bdisplay;
    this.nextSibling.style.display = bdisplay;
    if(bdisplay=="none"){
        if(this._windowState=="minimize"){
            this.parentNode.minimizedWindows[this.minIndex]=null;
            this.minIndex=null;
        }
    }else{
        if(this._windowState=="minimize"){
            this.Min();
        }
    }
}


//**通用函数区***
function getRealLeft(o){
    var l=o.offsetLeft-o.scrollLeft;
    while(o=o.offsetParent){
        l+=o.offsetLeft-o.scrollLeft;
    }
    return(l);
}

function getRealTop(o){
    var t=o.offsetTop-o.scrollTop;
    while(o=o.offsetParent){
        t+=o.offsetTop-o.scrollTop;
    }
    return(t);
}

function setInnerText(obj,text){
    switch(BROWSERNAME){
        case "ns":
            obj.textContent=text;
        break;
        case "ie":
        default:
            obj.innerText=text;
    }
}

function getElementByClassName(obj,className){
    for(var i=0;i<obj.childNodes.length;i++){
        if(obj.childNodes[i].className==className)return(obj.childNodes[i]);
    }
    return(null);
}

function getParentRect(obj){
    var re=new Object();
    if(obj.parentNode!=document.body){
        re.mw=Math.max(obj.parentNode.scrollWidth,obj.parentNode.clientWidth);
        re.mh=Math.max(obj.parentNode.scrollHeight,obj.parentNode.clientHeight);
    }else{
        re.mw=Math.max(document.documentElement.scrollWidth,document.documentElement.clientWidth);
        re.mh=Math.max(document.documentElement.scrollHeight,document.documentElement.clientHeight);
    }
    return(re);
}