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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.requireStylesheet('tracing.analysis.analysis_link');
base.require('base.events');
base.require('tracing.selection');
base.require('tracing.analysis.util');
base.require('ui');
base.exportTo('tracing.analysis', function() {
var tsRound = tracing.analysis.tsRound;
var RequestSelectionChangeEvent = base.Event.bind(
undefined, 'requestSelectionChange', true, false);
/**
* A clickable link that requests a change of selection to the return value of
* this.selectionGenerator when clicked.
*
* @constructor
*/
var AnalysisLink = ui.define('a');
AnalysisLink.prototype = {
__proto__: HTMLAnchorElement.prototype,
decorate: function() {
this.classList.add('analysis-link');
this.selectionGenerator;
this.addEventListener('click', this.onClicked_.bind(this));
},
onClicked_: function() {
var event = new RequestSelectionChangeEvent();
event.selection = this.selectionGenerator();
this.dispatchEvent(event);
}
};
/**
* Changes the selection to the given ObjectSnapshot when clicked.
* @constructor
*/
var ObjectSnapshotLink = ui.define(
'object-snapshot-link', AnalysisLink);
ObjectSnapshotLink.prototype = {
__proto__: AnalysisLink.prototype,
decorate: function() {
AnalysisLink.prototype.decorate.apply(this);
},
set objectSnapshot(snapshot) {
this.textContent =
snapshot.objectInstance.typeName + ' ' +
snapshot.objectInstance.id + ' @ ' +
tsRound(snapshot.ts) + ' ms';
this.selectionGenerator = function() {
var selection = new tracing.Selection();
selection.push(snapshot);
return selection;
}.bind(this);
}
};
/**
* Changes the selection to the given ObjectInstance when clicked.
* @constructor
*/
var ObjectInstanceLink = ui.define(
'object-instance-link', AnalysisLink);
ObjectInstanceLink.prototype = {
__proto__: AnalysisLink.prototype,
decorate: function() {
AnalysisLink.prototype.decorate.apply(this);
},
set objectInstance(instance) {
this.textContent = instance.typeName + ' ' + instance.id;
this.selectionGenerator = function() {
var selection = new tracing.Selection();
selection.push(instance);
return selection;
}.bind(this);
}
};
return {
RequestSelectionChangeEvent: RequestSelectionChangeEvent,
AnalysisLink: AnalysisLink,
ObjectSnapshotLink: ObjectSnapshotLink,
ObjectInstanceLink: ObjectInstanceLink
};
});
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