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/*
Copyright 2010, Google Inc.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
class Facet {
// Facet constructors shouldn't make any changes to the DOM yet.
// Any such effects should go in prepareUI(), which is called
// after adding the facet by the BrowsingEngine.
constructor(div, config, options) {
this._div = div;
this._config = config;
this._options = options || {};
this._minimizeState = false;
};
// Do any changes to the UI when the facet is added, before
// the facet is supplied with any state.
prepareUI() {
Refine.showLeftPanel();
}
_minimize() {
if(!this._minimizeState) {
this._div.addClass("facet-state-minimize");
} else {
this._div.removeClass("facet-state-minimize");
}
this._minimizeState = !this._minimizeState;
};
_remove() {
ui.browsingEngine.removeFacet(this);
this._div = null;
this._config = null;
this._selection = null;
this._blankChoice = null;
this._errorChoice = null;
this._data = null;
this._options = null;
};
// Method to be overriden by subclasses to return a value which
// should generally be unique among all facets currently open. This is to
// avoid automatically opening facets defined with the exact same type.
uniquenessCriterion() {
// This default implementation returns a Javascript object, so that
// by default no deduplication happens, to avoid preventing legitimate
// opening of distinct facets. This works because `new Object() != new Object()`
// (no deep equality).
return new Object()
}
dispose() {
};
};
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