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Added some significant speed-ups to height/width checks, thanks to some code and investigation by Mike Helgeson. Fixes #3082.

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This commit is contained in:
John Resig 2009-02-13 22:58:57 +00:00
parent 7f1eb1c14f
commit 848c45ea17
2 changed files with 22 additions and 17 deletions
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19
src/dimensions.js
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@ -2,22 +2,21 @@
jQuery.each([ "Height", "Width" ], function(i, name){
var tl = i ? "Left" : "Top", // top or left
br = i ? "Right" : "Bottom"; // bottom or right
br = i ? "Right" : "Bottom", // bottom or right
lower = name.toLowerCase();
// innerHeight and innerWidth
jQuery.fn["inner" + name] = function(){
return this[ name.toLowerCase() ]() +
num(this, "padding" + tl) +
num(this, "padding" + br);
return this[0] ?
jQuery.css( this[0], lower, false, "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);
return this[0] ?
jQuery.css( this[0], lower, false, margin ? "margin" : "border" ) :
null;
};
var type = name.toLowerCase();
@ -47,4 +46,4 @@ jQuery.each([ "Height", "Width" ], function(i, name){
this.css( type, typeof size === "string" ? size : size + "px" );
};
});
});