debug-server-next
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Dev server for hippy-core.
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JavaScript
// Copyright 2017 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.
/* eslint-disable rulesdir/no_underscored_properties */
import * as Common from '../../core/common/common.js';
import * as i18n from '../../core/i18n/i18n.js';
import * as Platform from '../../core/platform/platform.js';
import * as UI from '../../ui/legacy/legacy.js';
import { TimelineEventOverviewCPUActivity, TimelineEventOverviewFrames, TimelineEventOverviewNetwork, TimelineEventOverviewResponsiveness } from './TimelineEventOverview.js';
const UIStrings = {
/**
*@description Screen reader label for the Timeline History dropdown button
*@example {example.com #3} PH1
*@example {Show recent timeline sessions} PH2
*/
currentSessionSS: 'Current Session: {PH1}. {PH2}',
/**
*@description Text that shows there is no recording
*/
noRecordings: '(no recordings)',
/**
*@description Text in Timeline History Manager of the Performance panel
*@example {2s} PH1
*/
sAgo: '({PH1} ago)',
/**
*@description Text in Timeline History Manager of the Performance panel
*/
moments: 'moments',
/**
* @description Text in Timeline History Manager of the Performance panel.
* Placeholder is a number and the 'm' is the short form for 'minutes'.
* @example {2} PH1
*/
sM: '{PH1} m',
/**
* @description Text in Timeline History Manager of the Performance panel.
* Placeholder is a number and the 'h' is the short form for 'hours'.
* @example {2} PH1
*/
sH: '{PH1} h',
/**
*@description Text in Timeline History Manager of the Performance panel
*@example {example.com} PH1
*@example {2} PH2
*/
sD: '{PH1} #{PH2}',
/**
*@description Accessible label for the timeline session selection menu
*/
selectTimelineSession: 'Select Timeline Session',
};
const str_ = i18n.i18n.registerUIStrings('panels/timeline/TimelineHistoryManager.ts', UIStrings);
const i18nString = i18n.i18n.getLocalizedString.bind(undefined, str_);
export class TimelineHistoryManager {
_recordings;
_action;
_nextNumberByDomain;
_button;
_allOverviews;
_totalHeight;
_enabled;
_lastActiveModel;
constructor() {
this._recordings = [];
this._action =
UI.ActionRegistry.ActionRegistry.instance().action('timeline.show-history');
this._nextNumberByDomain = new Map();
this._button = new ToolbarButton(this._action);
UI.ARIAUtils.markAsMenuButton(this._button.element);
this.clear();
this._allOverviews = [
{ constructor: TimelineEventOverviewResponsiveness, height: 3 },
{ constructor: TimelineEventOverviewFrames, height: 16 },
{ constructor: TimelineEventOverviewCPUActivity, height: 20 },
{ constructor: TimelineEventOverviewNetwork, height: 8 },
];
this._totalHeight = this._allOverviews.reduce((acc, entry) => acc + entry.height, 0);
this._enabled = true;
this._lastActiveModel = null;
}
addRecording(performanceModel) {
this._lastActiveModel = performanceModel;
this._recordings.unshift(performanceModel);
this._buildPreview(performanceModel);
const modelTitle = this._title(performanceModel);
this._button.setText(modelTitle);
const buttonTitle = this._action.title();
UI.ARIAUtils.setAccessibleName(this._button.element, i18nString(UIStrings.currentSessionSS, { PH1: modelTitle, PH2: buttonTitle }));
this._updateState();
if (this._recordings.length <= maxRecordings) {
return;
}
const lruModel = this._recordings.reduce((a, b) => lastUsedTime(a) < lastUsedTime(b) ? a : b);
this._recordings.splice(this._recordings.indexOf(lruModel), 1);
lruModel.dispose();
function lastUsedTime(model) {
const data = TimelineHistoryManager._dataForModel(model);
if (!data) {
throw new Error('Unable to find data for model');
}
return data.lastUsed;
}
}
setEnabled(enabled) {
this._enabled = enabled;
this._updateState();
}
button() {
return this._button;
}
clear() {
this._recordings.forEach(model => model.dispose());
this._recordings = [];
this._lastActiveModel = null;
this._updateState();
this._button.setText(i18nString(UIStrings.noRecordings));
this._nextNumberByDomain.clear();
}
async showHistoryDropDown() {
if (this._recordings.length < 2 || !this._enabled) {
return null;
}
// DropDown.show() function finishes when the dropdown menu is closed via selection or losing focus
const model = await DropDown.show(this._recordings, this._lastActiveModel, this._button.element);
if (!model) {
return null;
}
const index = this._recordings.indexOf(model);
if (index < 0) {
console.assert(false, 'selected recording not found');
return null;
}
this._setCurrentModel(model);
return model;
}
cancelIfShowing() {
DropDown.cancelIfShowing();
}
navigate(direction) {
if (!this._enabled || !this._lastActiveModel) {
return null;
}
const index = this._recordings.indexOf(this._lastActiveModel);
if (index < 0) {
return null;
}
const newIndex = Platform.NumberUtilities.clamp(index + direction, 0, this._recordings.length - 1);
const model = this._recordings[newIndex];
this._setCurrentModel(model);
return model;
}
_setCurrentModel(model) {
const data = TimelineHistoryManager._dataForModel(model);
if (!data) {
throw new Error('Unable to find data for model');
}
data.lastUsed = Date.now();
this._lastActiveModel = model;
const modelTitle = this._title(model);
const buttonTitle = this._action.title();
this._button.setText(modelTitle);
UI.ARIAUtils.setAccessibleName(this._button.element, i18nString(UIStrings.currentSessionSS, { PH1: modelTitle, PH2: buttonTitle }));
}
_updateState() {
this._action.setEnabled(this._recordings.length > 1 && this._enabled);
}
static _previewElement(performanceModel) {
const data = TimelineHistoryManager._dataForModel(performanceModel);
if (!data) {
throw new Error('Unable to find data for model');
}
const startedAt = performanceModel.recordStartTime();
data.time.textContent =
startedAt ? i18nString(UIStrings.sAgo, { PH1: TimelineHistoryManager._coarseAge(startedAt) }) : '';
return data.preview;
}
static _coarseAge(time) {
const seconds = Math.round((Date.now() - time) / 1000);
if (seconds < 50) {
return i18nString(UIStrings.moments);
}
const minutes = Math.round(seconds / 60);
if (minutes < 50) {
return i18nString(UIStrings.sM, { PH1: minutes });
}
const hours = Math.round(minutes / 60);
return i18nString(UIStrings.sH, { PH1: hours });
}
_title(performanceModel) {
const data = TimelineHistoryManager._dataForModel(performanceModel);
if (!data) {
throw new Error('Unable to find data for model');
}
return data.title;
}
_buildPreview(performanceModel) {
const parsedURL = Common.ParsedURL.ParsedURL.fromString(performanceModel.timelineModel().pageURL());
const domain = parsedURL ? parsedURL.host : '';
const sequenceNumber = this._nextNumberByDomain.get(domain) || 1;
const title = i18nString(UIStrings.sD, { PH1: domain, PH2: sequenceNumber });
this._nextNumberByDomain.set(domain, sequenceNumber + 1);
const timeElement = document.createElement('span');
const preview = document.createElement('div');
preview.classList.add('preview-item');
preview.classList.add('vbox');
const data = { preview: preview, title: title, time: timeElement, lastUsed: Date.now() };
modelToPerformanceData.set(performanceModel, data);
preview.appendChild(this._buildTextDetails(performanceModel, title, timeElement));
const screenshotAndOverview = preview.createChild('div', 'hbox');
screenshotAndOverview.appendChild(this._buildScreenshotThumbnail(performanceModel));
screenshotAndOverview.appendChild(this._buildOverview(performanceModel));
return data.preview;
}
_buildTextDetails(performanceModel, title, timeElement) {
const container = document.createElement('div');
container.classList.add('text-details');
container.classList.add('hbox');
const nameSpan = container.createChild('span', 'name');
nameSpan.textContent = title;
UI.ARIAUtils.setAccessibleName(nameSpan, title);
const tracingModel = performanceModel.tracingModel();
const duration = i18n.TimeUtilities.millisToString(tracingModel.maximumRecordTime() - tracingModel.minimumRecordTime(), false);
const timeContainer = container.createChild('span', 'time');
timeContainer.appendChild(document.createTextNode(duration));
timeContainer.appendChild(timeElement);
return container;
}
_buildScreenshotThumbnail(performanceModel) {
const container = document.createElement('div');
container.classList.add('screenshot-thumb');
const thumbnailAspectRatio = 3 / 2;
container.style.width = this._totalHeight * thumbnailAspectRatio + 'px';
container.style.height = this._totalHeight + 'px';
const filmStripModel = performanceModel.filmStripModel();
const frames = filmStripModel.frames();
const lastFrame = frames[frames.length - 1];
if (!lastFrame) {
return container;
}
lastFrame.imageDataPromise()
.then(data => UI.UIUtils.loadImageFromData(data))
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration
// eslint-disable-next-line @typescript-eslint/no-explicit-any
.then(image => image && container.appendChild(image));
return container;
}
_buildOverview(performanceModel) {
const container = document.createElement('div');
container.style.width = previewWidth + 'px';
container.style.height = this._totalHeight + 'px';
const canvas = container.createChild('canvas');
canvas.width = window.devicePixelRatio * previewWidth;
canvas.height = window.devicePixelRatio * this._totalHeight;
const ctx = canvas.getContext('2d');
let yOffset = 0;
for (const overview of this._allOverviews) {
const timelineOverview = new overview.constructor();
timelineOverview.setCanvasSize(previewWidth, overview.height);
timelineOverview.setModel(performanceModel);
timelineOverview.update();
const sourceContext = timelineOverview.context();
const imageData = sourceContext.getImageData(0, 0, sourceContext.canvas.width, sourceContext.canvas.height);
if (ctx) {
ctx.putImageData(imageData, 0, yOffset);
}
yOffset += overview.height * window.devicePixelRatio;
}
return container;
}
static _dataForModel(model) {
return modelToPerformanceData.get(model) || null;
}
}
export const maxRecordings = 5;
export const previewWidth = 450;
const modelToPerformanceData = new WeakMap();
export class DropDown {
_glassPane;
_listControl;
_focusRestorer;
_selectionDone;
constructor(models) {
this._glassPane = new UI.GlassPane.GlassPane();
this._glassPane.setSizeBehavior(UI.GlassPane.SizeBehavior.MeasureContent);
this._glassPane.setOutsideClickCallback(() => this._close(null));
this._glassPane.setPointerEventsBehavior(UI.GlassPane.PointerEventsBehavior.BlockedByGlassPane);
this._glassPane.setAnchorBehavior(UI.GlassPane.AnchorBehavior.PreferBottom);
this._glassPane.element.addEventListener('blur', () => this._close(null));
const shadowRoot = UI.Utils.createShadowRootWithCoreStyles(this._glassPane.contentElement, {
cssFile: 'panels/timeline/timelineHistoryManager.css',
delegatesFocus: undefined,
});
const contentElement = shadowRoot.createChild('div', 'drop-down');
const listModel = new UI.ListModel.ListModel();
this._listControl =
new UI.ListControl.ListControl(listModel, this, UI.ListControl.ListMode.NonViewport);
this._listControl.element.addEventListener('mousemove', this._onMouseMove.bind(this), false);
listModel.replaceAll(models);
UI.ARIAUtils.markAsMenu(this._listControl.element);
UI.ARIAUtils.setAccessibleName(this._listControl.element, i18nString(UIStrings.selectTimelineSession));
contentElement.appendChild(this._listControl.element);
contentElement.addEventListener('keydown', this._onKeyDown.bind(this), false);
contentElement.addEventListener('click', this._onClick.bind(this), false);
this._focusRestorer = new UI.UIUtils.ElementFocusRestorer(this._listControl.element);
this._selectionDone = null;
}
static show(models, currentModel, anchor) {
if (DropDown._instance) {
return Promise.resolve(null);
}
const instance = new DropDown(models);
return instance._show(anchor, currentModel);
}
static cancelIfShowing() {
if (!DropDown._instance) {
return;
}
DropDown._instance._close(null);
}
_show(anchor, currentModel) {
DropDown._instance = this;
this._glassPane.setContentAnchorBox(anchor.boxInWindow());
this._glassPane.show(this._glassPane.contentElement.ownerDocument);
this._listControl.element.focus();
this._listControl.selectItem(currentModel);
return new Promise(fulfill => {
this._selectionDone = fulfill;
});
}
_onMouseMove(event) {
const node = event.target.enclosingNodeOrSelfWithClass('preview-item');
const listItem = node && this._listControl.itemForNode(node);
if (!listItem) {
return;
}
this._listControl.selectItem(listItem);
}
_onClick(event) {
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration
// @ts-expect-error
if (!(event.target).enclosingNodeOrSelfWithClass('preview-item')) {
return;
}
this._close(this._listControl.selectedItem());
}
_onKeyDown(event) {
switch (event.key) {
case 'Tab':
case 'Escape':
this._close(null);
break;
case 'Enter':
this._close(this._listControl.selectedItem());
break;
default:
return;
}
event.consume(true);
}
_close(model) {
if (this._selectionDone) {
this._selectionDone(model);
}
this._focusRestorer.restore();
this._glassPane.hide();
DropDown._instance = null;
}
createElementForItem(item) {
const element = TimelineHistoryManager._previewElement(item);
UI.ARIAUtils.markAsMenuItem(element);
element.classList.remove('selected');
return element;
}
heightForItem(_item) {
console.assert(false, 'Should not be called');
return 0;
}
isItemSelectable(_item) {
return true;
}
selectedItemChanged(from, to, fromElement, toElement) {
if (fromElement) {
fromElement.classList.remove('selected');
}
if (toElement) {
toElement.classList.add('selected');
}
}
updateSelectedItemARIA(_fromElement, _toElement) {
return false;
}
static _instance = null;
}
export class ToolbarButton extends UI.Toolbar.ToolbarItem {
_contentElement;
constructor(action) {
const element = document.createElement('button');
element.classList.add('history-dropdown-button');
super(element);
UI.Utils.appendStyle(this.element, 'panels/timeline/historyToolbarButton.css');
this._contentElement = this.element.createChild('span', 'content');
const dropdownArrowIcon = UI.Icon.Icon.create('smallicon-triangle-down');
this.element.appendChild(dropdownArrowIcon);
this.element.addEventListener('click', () => void action.execute(), false);
this.setEnabled(action.enabled());
action.addEventListener(UI.ActionRegistration.Events.Enabled, event => this.setEnabled(event.data));
this.setTitle(action.title());
}
setText(text) {
this._contentElement.textContent = text;
}
}