diff options
| author | 2014-06-13 21:51:02 -0300 | |
|---|---|---|
| committer | 2014-06-13 21:51:02 -0300 | |
| commit | 58c4878526dec5510f23c812274686787d8724ba (patch) | |
| tree | 5f2374bc17adb10e15f7e5b4576595d9cc2ef17e /bower_components/jquery/src/css/support.js | |
| parent | fa50632a9d87c3989566fed3e49c160a132e0d14 (diff) | |
Imported Upstream version 7.0.1upstream/7.0.1
Diffstat (limited to 'bower_components/jquery/src/css/support.js')
| -rw-r--r-- | bower_components/jquery/src/css/support.js | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/bower_components/jquery/src/css/support.js b/bower_components/jquery/src/css/support.js new file mode 100644 index 0000000..4a8fc87 --- /dev/null +++ b/bower_components/jquery/src/css/support.js @@ -0,0 +1,149 @@ +define([ + "../core", + "../var/support" +], function( jQuery, support ) { + +(function() { + // Minified: var b,c,d,e,f,g, h,i + var div, style, a, pixelPositionVal, boxSizingReliableVal, + reliableHiddenOffsetsVal, reliableMarginRightVal; + + // Setup + div = document.createElement( "div" ); + div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>"; + a = div.getElementsByTagName( "a" )[ 0 ]; + style = a && a.style; + + // Finish early in limited (non-browser) environments + if ( !style ) { + return; + } + + style.cssText = "float:left;opacity:.5"; + + // Support: IE<9 + // Make sure that element opacity exists (as opposed to filter) + support.opacity = style.opacity === "0.5"; + + // Verify style float existence + // (IE uses styleFloat instead of cssFloat) + support.cssFloat = !!style.cssFloat; + + div.style.backgroundClip = "content-box"; + div.cloneNode( true ).style.backgroundClip = ""; + support.clearCloneStyle = div.style.backgroundClip === "content-box"; + + // Support: Firefox<29, Android 2.3 + // Vendor-prefix box-sizing + support.boxSizing = style.boxSizing === "" || style.MozBoxSizing === "" || + style.WebkitBoxSizing === ""; + + jQuery.extend(support, { + reliableHiddenOffsets: function() { + if ( reliableHiddenOffsetsVal == null ) { + computeStyleTests(); + } + return reliableHiddenOffsetsVal; + }, + + boxSizingReliable: function() { + if ( boxSizingReliableVal == null ) { + computeStyleTests(); + } + return boxSizingReliableVal; + }, + + pixelPosition: function() { + if ( pixelPositionVal == null ) { + computeStyleTests(); + } + return pixelPositionVal; + }, + + // Support: Android 2.3 + reliableMarginRight: function() { + if ( reliableMarginRightVal == null ) { + computeStyleTests(); + } + return reliableMarginRightVal; + } + }); + + function computeStyleTests() { + // Minified: var b,c,d,j + var div, body, container, contents; + + body = document.getElementsByTagName( "body" )[ 0 ]; + if ( !body || !body.style ) { + // Test fired too early or in an unsupported environment, exit. + return; + } + + // Setup + div = document.createElement( "div" ); + container = document.createElement( "div" ); + container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px"; + body.appendChild( container ).appendChild( div ); + + div.style.cssText = + // Support: Firefox<29, Android 2.3 + // Vendor-prefix box-sizing + "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" + + "box-sizing:border-box;display:block;margin-top:1%;top:1%;" + + "border:1px;padding:1px;width:4px;position:absolute"; + + // Support: IE<9 + // Assume reasonable values in the absence of getComputedStyle + pixelPositionVal = boxSizingReliableVal = false; + reliableMarginRightVal = true; + + // Check for getComputedStyle so that this code is not run in IE<9. + if ( window.getComputedStyle ) { + pixelPositionVal = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; + boxSizingReliableVal = + ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; + + // Support: Android 2.3 + // Div with explicit width and no margin-right incorrectly + // gets computed margin-right based on width of container (#3333) + // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right + contents = div.appendChild( document.createElement( "div" ) ); + + // Reset CSS: box-sizing; display; margin; border; padding + contents.style.cssText = div.style.cssText = + // Support: Firefox<29, Android 2.3 + // Vendor-prefix box-sizing + "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" + + "box-sizing:content-box;display:block;margin:0;border:0;padding:0"; + contents.style.marginRight = contents.style.width = "0"; + div.style.width = "1px"; + + reliableMarginRightVal = + !parseFloat( ( window.getComputedStyle( contents, null ) || {} ).marginRight ); + } + + // Support: IE8 + // Check if table cells still have offsetWidth/Height when they are set + // to display:none and there are still other visible table cells in a + // table row; if so, offsetWidth/Height are not reliable for use when + // determining if an element has been hidden directly using + // display:none (it is still safe to use offsets if a parent element is + // hidden; don safety goggles and see bug #4512 for more information). + div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>"; + contents = div.getElementsByTagName( "td" ); + contents[ 0 ].style.cssText = "margin:0;border:0;padding:0;display:none"; + reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0; + if ( reliableHiddenOffsetsVal ) { + contents[ 0 ].style.display = ""; + contents[ 1 ].style.display = "none"; + reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0; + } + + body.removeChild( container ); + } + +})(); + +return support; + +}); |
