Andrew Zambazos
78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
/*
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* Copyright (C) 2013-2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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WI.FlexibleSpaceNavigationItem = class FlexibleSpaceNavigationItem extends WI.NavigationItem
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{
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constructor(navigationItem, alignItem)
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{
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super();
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console.assert(!navigationItem || navigationItem instanceof WI.NavigationItem);
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this._navigationItem = navigationItem || null;
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if (this._navigationItem) {
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this._navigationItem = navigationItem;
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this.element.classList.add(alignItem || WI.FlexibleSpaceNavigationItem.Align.Start);
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}
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}
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// Protected
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get additionalClassNames()
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{
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return ["flexible-space"];
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}
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update(options = {})
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{
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super.update(options);
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if (!this._navigationItem)
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return;
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if (!options.expandOnly)
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return;
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let flexibleWidth = this.width;
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if (!flexibleWidth)
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return;
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this.element.appendChild(this._navigationItem.element);
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this._navigationItem.update(options);
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let itemWidth = this._navigationItem.width;
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let remainingWidth = flexibleWidth - itemWidth;
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if (remainingWidth <= 0)
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this.element.removeChild(this._navigationItem.element);
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}
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};
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WI.FlexibleSpaceNavigationItem.Align = {
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Start: "align-start",
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End: "align-end",
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};
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