Commonly used height-width jquery plug-ins for browsers_jquery

复制代码 代码如下:

(function($) {
/**
* Get the width of the browser view
*/
$.viewWidth=function(){
var w = 0, D=document;
if( D.documentElement && D.documentElement.clientWidth ) {
w = D.documentElement.clientWidth;
} else if( D.body && D.body.clientWidth ) {
w = D.body.clientWidth;
}
return w ;
}
/**
* Get the height of the browser view
*/
$.viewHeight=function(){
var h = 0, D=document;
if(document.compatMode!='CSS1Compat'){
h = D.body.clientHeight;
}else{
if( D.documentElement && D.documentElement.clientHeight ) {
h = D.documentElement.clientHeight;
} else if( D.body && D.body.clientHeight ) {
h = D.body.clientHeight;
}
}
return h;
}
/**
* Get the height of the artboard (i.e. all content, the browser view size when the browser content is insufficient)
*/
$.canvasHeight=function(){
var D=document,h=0;
h=Math.max(Math.max(D.body.scrollHeight,D.documentElement.scrollHeight),
Math.max(D.body.offsetHeight,D.documentElement.offsetHeight),
Math.max(D.body.clientHeight,D.documentElement.clientHeight)
);
if($.browser.msie&&$.browser.version>6&&D.body.scrollHeight<$.viewHeight()){
h=D.body.clientHeight;
}
if($.browser.msie&&document.compatMode=='CSS1Compat'&&D.body.scrollHeight<$.viewHeight()){
if($.browser.version>7&&$.browser.version<9){
}else if($.browser.version>6&&$.browser.version<8){
}
h=D.documentElement.clientHeight;
}
return h;
}
/**
* Get the width of the artboard (i.e. all content, when the browser content is not enough, it is the browser view size)
*/
$.canvasWidth=function(){
var D=document,w=D.body.scrollWidth;
if(document.compatMode=='CSS1Compat'){
w=D.documentElement.scrollWidth;
}else{
if($.browser.msie&&$.browser.version<=6&&D.body.scrollWidth>$.viewWidth()){
w=Math.max(Math.max(D.body.scrollWidth,D.documentElement.scrollWidth),
Math.max(D.body.offsetWidth,D.documentElement.offsetWidth),
Math.max(D.body.clientWidth,D.documentElement.clientWidth)
);
}
}
return w;
}
/**
* Get the width of the artboard (i.e. all content, when the browser content is not enough, it is the browser view size)
*/
$.scrollLeft=function(){
if(document.compatMode!='CSS1Compat'||($.browser.msie&&$.browser.version<=6)){
return Math.max($('body').scrollLeft(),document.documentElement.scrollLeft);
}else{
return $('body').scrollLeft();
}
}
/**
* Get the width of the artboard (i.e. all content, when the browser content is not enough, it is the browser view size)
*/
$.scrollTop=function(){
if (document.compatMode != 'CSS1Compat'||($.browser.msie&&$.browser.version<=6)) {
return Math.max($('body').scrollTop(), document.documentElement.scrollTop);
}else{
return $('body').scrollTop();
}
}
})(jQuery);