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A lightbox.htm File Created by the JavaScript-like LightBox content display effect is pasted in to view the effect.

Source: Internet
Author: User
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<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = gb2312"/>
<Title> Display Effect of JavaScript-like LightBox content </title>
</Head>

<Body>

<Br/>

 

<Script>

Var isIE = (document. all )? True: false;

Var isIE6 = isIE & ([/MSIE (\ d) \. 0/I .exe c (navigator. userAgent)] [0] [1] = 6 );

Var $ = function (id ){
Return "string" = typeof id? Document. getElementById (id): id;
};

Var Class = {
Create: function (){
Return function () {this. initialize. apply (this, arguments );}
}
}

Var Extend = function (destination, source ){
For (var property in source ){
Destination [property] = source [property];
}
}

Var Bind = function (object, fun ){
Return function (){
Return fun. apply (object, arguments );
}
}

Var Each = function (list, fun ){
For (var I = 0, len = list. length; I <len; I ++) {fun (list [I], I );}
};

Var Contains = function (a, B ){
Return a. contains? A! = B & a. contains (B ):!! (A. compareDocumentPosition (B) & 16 );
}


Var OverLay = Class. create ();
OverLay. prototype = {
Initialize: function (options ){

This. SetOptions (options );

This. Lay = $ (this. options. Lay) | document. body. insertBefore (document. createElement ("div"), document. body. childNodes [0]);

This. Color = this. options. Color;
This. Opacity = parseInt (this. options. Opacity );
This. zIndex = parseInt (this. options. zIndex );

With (this. lay. style) {display = "none"; zIndex = this. zIndex; left = top = 0; position = "fixed"; width = height = "100% ";}

If (isIE6 ){
This. Lay. style. position = "absolute ";
// Ie6 sets the overlay size program
This. _ resize = Bind (this, function (){
This. Lay. style. width = Math.max(document.doc umentElement. scrollWidth, document.doc umentElement. clientWidth) + "px ";
This. Lay. style. height = Math.max(document.doc umentElement. scrollHeight, document.doc umentElement. clientHeight) + "px ";
});
// Overwrite the select statement
This. lay. innerHTML = '<iframe style = "position: absolute; top: 0; left: 0; width: 100%; height: 100%; filter: alpha (opacity = 0 ); "> </iframe>'
}
},
// Set the default attribute
SetOptions: function (options ){
This. options = {// Default Value
Lay: null, // override object
Color: "# fff", // background Color
Opacity: 50, // transparency (0-100)
ZIndex: 1000 // cascade order
};
Extend (this. options, options || {});
},
// Display
Show: function (){
// Compatible with ie6
If (isIE6) {this. _ resize (); window. attachEvent ("onresize", this. _ resize );}
// Set the style
With (this. Lay. style ){
// Set transparency
IsIE? Filter = "alpha (opacity:" + this. Opacity + ")": opacity = this. Opacity/100;
BackgroundColor = this. Color; display = "block ";
}
},
// Close
Close: function (){
This. Lay. style. display = "none ";
If (isIE6) {window. detachEvent ("onresize", this. _ resize );}
}
};

 

Var LightBox = Class. create ();
LightBox. prototype = {
Initialize: function (box, options ){

This. Box = $ (box); // display Layer

This. OverLay = new OverLay (options); // OverLay

This. SetOptions (options );

This. Fixed = !! This. options. Fixed;
This. Over = !! This. options. Over;
This. Center = !! This. options. Center;
This. onShow = this. options. onShow;

This. Box. style. zIndex = this. OverLay. zIndex + 1;
This. Box. style. display = "none ";

// Compatible with attributes used by ie6
If (isIE6 ){
This. _ top = this. _ left = 0; this. _ select = [];
This. _ fixed = Bind (this, function () {this. Center? This. SetCenter (): this. SetFixed ();});
}
},
// Set the default attribute
SetOptions: function (options ){
This. options = {// Default Value
Over: true, // whether to display Overwriting
Fixed: false, // Fixed Positioning
Center: false, // whether to Center
OnShow: function () {}// executed during display
};
Extend (this. options, options || {});
},
// Compatible with the fixed positioning program of ie6
SetFixed: function (){
This. Box. style. top = document.doc umentElement. scrollTop-this. _ top + this. Box. offsetTop + "px ";
This. Box. style. left = document.doc umentElement. scrollLeft-this. _ left + this. Box. offsetLeft + "px ";

This. _ top = document.doc umentElement. scrollTop; this. _ left = document.doc umentElement. scrollLeft;
},
// Compatible with the center positioning program of ie6
SetCenter: function (){
This. Box. style. marginTop = document.doc umentElement. scrollTop-this. Box. offsetHeight/2 + "px ";
This. Box. style. marginLeft = document.doc umentElement. scrollLeft-this. Box. offsetWidth/2 + "px ";
},
// Display
Show: function (options ){
// Fixed Positioning
This. Box. style. position = this. Fixed &&! IsIE6? "Fixed": "absolute ";

// Cover Layer
This. Over & this. OverLay. Show ();

This. Box. style. display = "block ";

// Center
If (this. Center ){
This. Box. style. top = this. Box. style. left = "50% ";
// Set margin
If (this. Fixed ){
This. Box. style. marginTop =-this. Box. offsetHeight/2 + "px ";
This. Box. style. marginLeft =-this. Box. offsetWidth/2 + "px ";
} Else {
This. SetCenter ();
}
}

// Compatible with ie6
If (isIE6 ){
If (! This. Over ){
// No overlay layer ie6 needs to hide select that is not on the Box
This. _ select. length = 0;
Each (document. getElementsByTagName ("select"), Bind (this, function (o ){
If (! Contains (this. Box, o) {o. style. visibility = "hidden"; this. _ select. push (o );}
}))
}
// Set the display position
This. Center? This. SetCenter (): this. Fixed & this. SetFixed ();
// Set Positioning
This. Fixed & window. attachEvent ("onscroll", this. _ fixed );
}

This. onShow ();
},
// Close
Close: function (){
This. Box. style. display = "none ";
This. OverLay. Close ();
If (isIE6 ){
Window. detachEvent ("onscroll", this. _ fixed );
Each (this. _ select, function (o) {o. style. visibility = "visible ";});
}
}
};

</Script>


<Style>
. Lightbox {width: 300px; background: # FFFFFF; border: 1px solid # ccc; line-height: 25px; top: 20%; left: 20% ;}
. Lightbox dt {background: # f4f4f4; padding: 5px ;}
</Style>

<Dl id = "idBox" class = "lightbox">
<Dt id = "idBoxHead"> <B> LightBox </B> </dt>
<Dd>
Content display
<Br/>
<Input name = "" type = "button" value = "Disable" id = "idBoxCancel"/>
<Br/>
</Dd>
</Dl>


<Div style = "margin: 0 auto; width: 900px; height: 1000px; border: 1px solid #000000;">

<Input type = "button" value = "Disable overwriting" id = "btnOverlay"/>
<Input type = "button" value = "black cover" id = "btnOverColor"/>
<Input type = "button" value = "completely transparent cover" id = "btnOverOpacity"/>
<Input type = "button" value = "positioning effect" id = "btnFixed"/>
<Input type = "button" value = "center effect" id = "btnCenter"/>
<Br/> <br/> <br/>
<Select>
<Option> overwrite select test </option>
</Select>
<Input name = "" type = "button" value = "open" id = "idBoxOpen"/>

</Div>

 

<Script>

Var box = new LightBox ("idBox ");

$ ("IdBoxCancel"). onclick = function () {box. Close ();}
$ ("IdBoxOpen"). onclick = function () {box. Show ();}

$ ("BtnOverlay"). onclick = function (){
Box. Close ();
If (box. Over ){
Box. Over = false;
This. value = "enable overwriting ";
} Else {
Box. Over = true;
This. value = "Disable overwriting ";
}
}

$ ("BtnOverColor"). onclick = function (){
Box. Close ();
Box. Over = true;
If (box. OverLay. Color = "# fff "){
Box. OverLay. Color = "#000 ";
This. value = "White overlay ";
} Else {
Box. OverLay. Color = "# fff"
This. value = "Black overlay ";
}
}

$ ("BtnOverOpacity"). onclick = function (){
Box. Close ();
Box. Over = true;
If (box. OverLay. Opacity = 0 ){
Box. OverLay. Opacity = 50;
This. value = "Full Transparent cover ";
} Else {
Box. OverLay. Opacity = 0;
This. value = "semi-transparent overwriting ";
}
}

$ ("BtnFixed"). onclick = function (){
Box. Close ();
If (box. Fixed ){
Box. Fixed = false;
This. value = "positioning effect ";
} Else {
Box. Fixed = true;
This. value = "unlocate ";
} Www.2cto.com
}

$ ("BtnCenter"). onclick = function (){
Box. Close ();
If (box. Center ){
Box. Center = false;
Box. Box. style. left = box. Box. style. top = "20% ";
Box. Box. style. marginTop = box. Box. style. marginLeft = "0 ";
This. value = "center effect ";
} Else {
Box. Center = true;
This. value = "reposition ";
}
}
</Script>

</Body>
</Html>

 

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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