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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
'use strict';
base.require('ui');
base.exportTo('tracing.analysis', function() {
/**
* Slice views allow customized visualization of specific slices, indexed by
* title. If not registered, the default slice viewing logic is used.
*
* @constructor
*/
var SliceView = ui.define('slice-view');
SliceView.prototype = {
__proto__: HTMLDivElement.prototype,
decorate: function() {
this.objectInstance_ = undefined;
},
get requiresTallView() {
return false;
},
set modelEvent(obj) {
this.slice = obj;
},
get modelEvent() {
return this.slice;
},
get slice() {
return this.slice_;
},
set slice(s) {
this.slice_ = s;
this.updateContents();
},
updateContents: function() {
throw new Error('Not implemented');
}
};
SliceView.titleToViewInfoMap = {};
SliceView.register = function(title, viewConstructor) {
if (SliceView.titleToViewInfoMap[title])
throw new Error('Handler already registerd for ' + title);
SliceView.titleToViewInfoMap[title] = {
constructor: viewConstructor
};
};
SliceView.unregister = function(title) {
if (SliceView.titleToViewInfoMap[title] === undefined)
throw new Error(title + ' not registered');
delete SliceView.titleToViewInfoMap[title];
};
SliceView.getViewInfo = function(title) {
return SliceView.titleToViewInfoMap[title];
};
return {
SliceView: SliceView
};
});
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