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1 define( [
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2 "../core",
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3 "./var/rboxStyle",
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4 "./var/rnumnonpx",
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5 "./var/getStyles",
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6 "./support",
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7 "../selector" // Get jQuery.contains
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8 ], function( jQuery, rboxStyle, rnumnonpx, getStyles, support ) {
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9
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10 "use strict";
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11
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12 function curCSS( elem, name, computed ) {
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13 var width, minWidth, maxWidth, ret,
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14
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15 // Support: Firefox 51+
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16 // Retrieving style before computed somehow
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17 // fixes an issue with getting wrong values
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18 // on detached elements
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19 style = elem.style;
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20
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21 computed = computed || getStyles( elem );
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22
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23 // getPropertyValue is needed for:
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24 // .css('filter') (IE 9 only, #12537)
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25 // .css('--customProperty) (#3144)
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26 if ( computed ) {
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27 ret = computed.getPropertyValue( name ) || computed[ name ];
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28
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29 if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
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30 ret = jQuery.style( elem, name );
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31 }
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32
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33 // A tribute to the "awesome hack by Dean Edwards"
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34 // Android Browser returns percentage for some values,
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35 // but width seems to be reliably pixels.
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36 // This is against the CSSOM draft spec:
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37 // https://drafts.csswg.org/cssom/#resolved-values
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38 if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) {
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39
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40 // Remember the original values
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41 width = style.width;
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42 minWidth = style.minWidth;
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43 maxWidth = style.maxWidth;
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44
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45 // Put in the new values to get a computed value out
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46 style.minWidth = style.maxWidth = style.width = ret;
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47 ret = computed.width;
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48
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49 // Revert the changed values
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50 style.width = width;
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51 style.minWidth = minWidth;
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52 style.maxWidth = maxWidth;
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53 }
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54 }
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55
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56 return ret !== undefined ?
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57
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58 // Support: IE <=9 - 11 only
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59 // IE returns zIndex value as an integer.
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60 ret + "" :
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61 ret;
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62 }
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63
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64 return curCSS;
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65 } );
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