+(function( jQuery ) {
+
// Create innerHeight, innerWidth, outerHeight and outerWidth methods
-jQuery.each([ "Height", "Width" ], function(i, name){
+jQuery.each([ "Height", "Width" ], function( i, name ) {
- var tl = i ? "Left" : "Top", // top or left
- br = i ? "Right" : "Bottom"; // bottom or right
+ var type = name.toLowerCase();
// innerHeight and innerWidth
- jQuery.fn["inner" + name] = function(){
- return this[ name.toLowerCase() ]() +
- num(this, "padding" + tl) +
- num(this, "padding" + br);
+ jQuery.fn["inner" + name] = function() {
+ return this[0] ?
+ parseFloat( jQuery.css( this[0], type, "padding" ) ) :
+ null;
};
// outerHeight and outerWidth
- jQuery.fn["outer" + name] = function(margin) {
- return this["inner" + name]() +
- num(this, "border" + tl + "Width") +
- num(this, "border" + br + "Width") +
- (margin ?
- num(this, "margin" + tl) + num(this, "margin" + br) : 0);
+ jQuery.fn["outer" + name] = function( margin ) {
+ return this[0] ?
+ parseFloat( jQuery.css( this[0], type, margin ? "margin" : "border" ) ) :
+ null;
};
-
- var type = name.toLowerCase();
jQuery.fn[ type ] = function( size ) {
// Get window width or height
- return this[0] == window ?
+ var elem = this[0];
+ if ( !elem ) {
+ return size == null ? null : this;
+ }
+
+ if ( jQuery.isFunction( size ) ) {
+ return this.each(function( i ) {
+ var self = jQuery( this );
+ self[ type ]( size.call( this, i, self[ type ]() ) );
+ });
+ }
+
+ if ( jQuery.isWindow( elem ) ) {
// Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
- document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] ||
- document.body[ "client" + name ] :
-
- // Get document width or height
- this[0] == document ?
- // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
- Math.max(
- document.documentElement["client" + name],
- document.body["scroll" + name], document.documentElement["scroll" + name],
- document.body["offset" + name], document.documentElement["offset" + name]
- ) :
-
- // Get or set width or height on the element
- size === undefined ?
- // Get width or height on the element
- (this.length ? jQuery.css( this[0], type ) : null) :
-
- // Set the width or height on the element (default to pixels if value is unitless)
- this.css( type, typeof size === "string" ? size : size + "px" );
+ return elem.document.compatMode === "CSS1Compat" && elem.document.documentElement[ "client" + name ] ||
+ elem.document.body[ "client" + name ];
+
+ // Get document width or height
+ } else if ( elem.nodeType === 9 ) {
+ // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
+ return Math.max(
+ elem.documentElement["client" + name],
+ elem.body["scroll" + name], elem.documentElement["scroll" + name],
+ elem.body["offset" + name], elem.documentElement["offset" + name]
+ );
+
+ // Get or set width or height on the element
+ } else if ( size === undefined ) {
+ var orig = jQuery.css( elem, type ),
+ ret = parseFloat( orig );
+
+ return jQuery.isNaN( ret ) ? orig : ret;
+
+ // Set the width or height on the element (default to pixels if value is unitless)
+ } else {
+ return this.css( type, typeof size === "string" ? size : size + "px" );
+ }
};
-});
\ No newline at end of file
+});
+
+})( jQuery );