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Fixed various formatting issues in css.js.

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This commit is contained in:
John Resig 2009-07-19 16:08:17 +00:00
parent f57d93bf18
commit 4d1f15c351
1 changed files with 39 additions and 23 deletions
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62
src/css.js
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@ -29,8 +29,9 @@ jQuery.fn.css = function( name, value ) {
// For each value, determine whether it's a Function so we don't // For each value, determine whether it's a Function so we don't
// need to determine it again for each element // need to determine it again for each element
for ( var prop in options ) for ( var prop in options ) {
isFunction[prop] = jQuery.isFunction( options[prop] ); isFunction[prop] = jQuery.isFunction( options[prop] );
}
// For each element... // For each element...
for ( var i = 0, l = this.length; i < l; i++ ) { for ( var i = 0, l = this.length; i < l; i++ ) {
@ -40,7 +41,9 @@ jQuery.fn.css = function( name, value ) {
for ( var prop in options ) { for ( var prop in options ) {
value = options[prop]; value = options[prop];
if ( isFunction[prop] ) value = value.call( elem, i ); if ( isFunction[prop] ) {
value = value.call( elem, i );
}
if ( typeof value === "number" && !exclude.test(prop) ) { if ( typeof value === "number" && !exclude.test(prop) ) {
value = value + "px"; value = value + "px";
@ -56,17 +59,19 @@ jQuery.fn.css = function( name, value ) {
jQuery.extend({ jQuery.extend({
style: function( elem, name, value ) { style: function( elem, name, value ) {
// don't set styles on text and comment nodes // don't set styles on text and comment nodes
if (!elem || elem.nodeType == 3 || elem.nodeType == 8) if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
return undefined; return undefined;
}
// ignore negative width and height values #1599 // ignore negative width and height values #1599
if ( (name == 'width' || name == 'height') && parseFloat(value) < 0 ) if ( (name === "width" || name === "height") && parseFloat(value) < 0 ) {
value = undefined; value = undefined;
}
var style = elem.style || elem, set = value !== undefined; var style = elem.style || elem, set = value !== undefined;
// IE uses filters for opacity // IE uses filters for opacity
if ( !jQuery.support.opacity && name == "opacity" ) { if ( !jQuery.support.opacity && name === "opacity" ) {
if ( set ) { if ( set ) {
// IE has trouble with opacity if it does not have layout // IE has trouble with opacity if it does not have layout
// Force it by setting the zoom level // Force it by setting the zoom level
@ -74,7 +79,7 @@ jQuery.extend({
// Set the alpha filter to set the opacity // Set the alpha filter to set the opacity
style.filter = (style.filter || "").replace( /alpha\([^)]*\)/, "" ) + style.filter = (style.filter || "").replace( /alpha\([^)]*\)/, "" ) +
(parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")"); (parseInt( value ) + '' === "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
} }
return style.filter && style.filter.indexOf("opacity=") >= 0 ? return style.filter && style.filter.indexOf("opacity=") >= 0 ?
@ -83,41 +88,46 @@ jQuery.extend({
} }
// Make sure we're using the right name for getting the float value // Make sure we're using the right name for getting the float value
if ( /float/i.test( name ) ) if ( /float/i.test( name ) ) {
name = styleFloat; name = styleFloat;
}
name = name.replace(/-([a-z])/ig, fcamelCase); name = name.replace(/-([a-z])/ig, fcamelCase);
if ( set ) if ( set ) {
style[ name ] = value; style[ name ] = value;
}
return style[ name ]; return style[ name ];
}, },
css: function( elem, name, force, extra ) { css: function( elem, name, force, extra ) {
if ( name == "width" || name == "height" ) { if ( name === "width" || name === "height" ) {
var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ]; var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name === "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
function getWH() { function getWH() {
val = name == "width" ? elem.offsetWidth : elem.offsetHeight; val = name === "width" ? elem.offsetWidth : elem.offsetHeight;
if ( extra === "border" ) if ( extra === "border" ) { return; }
return;
jQuery.each( which, function() { jQuery.each( which, function() {
if ( !extra ) if ( !extra ) {
val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0; val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
if ( extra === "margin" ) }
if ( extra === "margin" ) {
val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0; val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0;
else } else {
val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0; val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
}
}); });
} }
if ( elem.offsetWidth !== 0 ) if ( elem.offsetWidth !== 0 ) {
getWH(); getWH();
else } else {
jQuery.swap( elem, props, getWH ); jQuery.swap( elem, props, getWH );
}
return Math.max(0, Math.round(val)); return Math.max(0, Math.round(val));
} }
@ -140,8 +150,9 @@ jQuery.extend({
} }
// Make sure we're using the right name for getting the float value // Make sure we're using the right name for getting the float value
if ( /float/i.test( name ) ) if ( /float/i.test( name ) ) {
name = styleFloat; name = styleFloat;
}
if ( !force && style && style[ name ] ) { if ( !force && style && style[ name ] ) {
ret = style[ name ]; ret = style[ name ];
@ -149,19 +160,22 @@ jQuery.extend({
} else if ( getComputedStyle ) { } else if ( getComputedStyle ) {
// Only "float" is needed here // Only "float" is needed here
if ( /float/i.test( name ) ) if ( /float/i.test( name ) ) {
name = "float"; name = "float";
}
name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase(); name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
var computedStyle = elem.ownerDocument.defaultView.getComputedStyle( elem, null ); var computedStyle = elem.ownerDocument.defaultView.getComputedStyle( elem, null );
if ( computedStyle ) if ( computedStyle ) {
ret = computedStyle.getPropertyValue( name ); ret = computedStyle.getPropertyValue( name );
}
// We should always get a number back from opacity // We should always get a number back from opacity
if ( name == "opacity" && ret == "" ) if ( name === "opacity" && ret === "" ) {
ret = "1"; ret = "1";
}
} else if ( elem.currentStyle ) { } else if ( elem.currentStyle ) {
var camelCase = name.replace(/\-(\w)/g, fcamelCase); var camelCase = name.replace(/\-(\w)/g, fcamelCase);
@ -194,6 +208,7 @@ jQuery.extend({
// A method for quickly swapping in/out CSS properties to get correct calculations // A method for quickly swapping in/out CSS properties to get correct calculations
swap: function( elem, options, callback ) { swap: function( elem, options, callback ) {
var old = {}; var old = {};
// Remember the old values, and insert the new ones // Remember the old values, and insert the new ones
for ( var name in options ) { for ( var name in options ) {
old[ name ] = elem.style[ name ]; old[ name ] = elem.style[ name ];
@ -203,7 +218,8 @@ jQuery.extend({
callback.call( elem ); callback.call( elem );
// Revert the old values // Revert the old values
for ( var name in options ) for ( var name in options ) {
elem.style[ name ] = old[ name ]; elem.style[ name ] = old[ name ];
} }
}
}); });