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Added in .height(fn) and .width(fn) support. Fixes #5915.

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This commit is contained in:
jeresig 2010-01-23 20:49:59 -05:00
parent 781fe8b80d
commit 4f9aa62a85
2 changed files with 63 additions and 22 deletions
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7
src/dimensions.js
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@ -24,6 +24,13 @@ jQuery.each([ "Height", "Width" ], function( i, name ) {
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 ]() ) );
});
}
return ("scrollTo" in elem && elem.document) ? // does it walk and quack like a window?
// Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
elem.document.compatMode === "CSS1Compat" && elem.document.documentElement[ "client" + name ] ||

78
test/unit/dimensions.js
View File

@ -1,27 +1,28 @@
module("dimensions");
test("width()", function() {
function pass( val ) {
return val;
}
function fn( val ) {
return function(){ return val; };
}
function testWidth( val ) {
expect(7);
var $div = jQuery("#nothiddendiv");
$div.width(30);
$div.width( val(30) );
equals($div.width(), 30, "Test set to 30 correctly");
$div.hide();
equals($div.width(), 30, "Test hidden div");
$div.show();
$div.width(-1); // handle negative numbers by ignoring #1599
$div.width( val(-1) ); // handle negative numbers by ignoring #1599
equals($div.width(), 30, "Test negative width ignored");
$div.css("padding", "20px");
equals($div.width(), 30, "Test padding specified with pixels");
$div.css("border", "2px solid #fff");
equals($div.width(), 30, "Test border specified with pixels");
//$div.css("padding", "2em");
//equals($div.width(), 30, "Test padding specified with ems");
//$div.css("border", "1em solid #fff");
//DISABLED - Opera 9.6 fails this test, returns 8
//equals($div.width(), 30, "Test border specified with ems");
//$div.css("padding", "2%");
//equals($div.width(), 30, "Test padding specified with percent");
$div.css({ display: "", border: "", padding: "" });
@ -30,36 +31,69 @@ test("width()", function() {
jQuery("#nothiddendiv, #nothiddendivchild").css({ border: "", padding: "", width: "" });
var blah = jQuery("blah");
equals( blah.width(10), blah, "Make sure that setting a width on an empty set returns the set." );
equals( blah.width( val(10) ), blah, "Make sure that setting a width on an empty set returns the set." );
}
test("width()", function() {
testWidth( pass );
});
test("height()", function() {
test("width() with function", function() {
testWidth( fn );
});
test("width() with function args", function() {
expect( 2 );
var $div = jQuery("#nothiddendiv");
$div.width( 30 ).width(function(i, width) {
equals( width, 30, "Make sure previous value is corrrect." );
return width + 1;
});
equals( $div.width(), 31, "Make sure value was modified correctly." );
});
function testHeight( val ) {
expect(6);
var $div = jQuery("#nothiddendiv");
$div.height(30);
$div.height( val(30) );
equals($div.height(), 30, "Test set to 30 correctly");
$div.hide();
equals($div.height(), 30, "Test hidden div");
$div.show();
$div.height(-1); // handle negative numbers by ignoring #1599
$div.height( val(-1) ); // handle negative numbers by ignoring #1599
equals($div.height(), 30, "Test negative height ignored");
$div.css("padding", "20px");
equals($div.height(), 30, "Test padding specified with pixels");
$div.css("border", "2px solid #fff");
equals($div.height(), 30, "Test border specified with pixels");
//$div.css("padding", "2em");
//equals($div.height(), 30, "Test padding specified with ems");
//$div.css("border", "1em solid #fff");
//DISABLED - Opera 9.6 fails this test, returns 8
//equals($div.height(), 30, "Test border specified with ems");
//$div.css("padding", "2%");
//equals($div.height(), 30, "Test padding specified with percent");
$div.css({ display: "", border: "", padding: "", height: "1px" });
var blah = jQuery("blah");
equals( blah.height(10), blah, "Make sure that setting a height on an empty set returns the set." );
equals( blah.height( val(10) ), blah, "Make sure that setting a height on an empty set returns the set." );
}
test("height()", function() {
testHeight( pass );
});
test("width() with function", function() {
testHeight( fn );
});
test("height() with function args", function() {
expect( 2 );
var $div = jQuery("#nothiddendiv");
$div.height( 30 ).height(function(i, height) {
equals( height, 30, "Make sure previous value is corrrect." );
return height + 1;
});
equals( $div.height(), 31, "Make sure value was modified correctly." );
});
test("innerWidth()", function() {