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/*
YUI 3.17.2 (build 9c3c78e)
Copyright 2014 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/

YUI.add('widget-base-ie', function (Y, NAME) {

/**
 * IE specific support for the widget-base module.
 *
 * @module widget-base-ie
 */
var BOUNDING_BOX = "boundingBox",
    CONTENT_BOX = "contentBox",
    HEIGHT = "height",
    OFFSET_HEIGHT = "offsetHeight",
    EMPTY_STR = "",
    IE = Y.UA.ie,
    heightReallyMinHeight = IE < 7,
    bbTempExpanding = Y.Widget.getClassName("tmp", "forcesize"),
    contentExpanded = Y.Widget.getClassName("content", "expanded");

// TODO: Ideally we want to re-use the base _uiSizeCB impl
Y.Widget.prototype._uiSizeCB = function(expand) {

var bb = this.get(BOUNDING_BOX),
        cb = this.get(CONTENT_BOX),
        borderBoxSupported = this._bbs;

if (borderBoxSupported === undefined) {
        this._bbs = borderBoxSupported = !(IE && IE < 8 && bb.get("ownerDocument").get("compatMode") != "BackCompat");
    }

if (borderBoxSupported) {
        cb.toggleClass(contentExpanded, expand);
    } else {
        if (expand) {
            if (heightReallyMinHeight) {
                bb.addClass(bbTempExpanding);
            }

cb.set(OFFSET_HEIGHT, bb.get(OFFSET_HEIGHT));

if (heightReallyMinHeight) {
                bb.removeClass(bbTempExpanding);
            }
        } else {
            cb.setStyle(HEIGHT, EMPTY_STR);
        }
    }
};

}, '3.17.2', {"requires": ["widget-base"]});