820 lines
24 KiB
JavaScript
820 lines
24 KiB
JavaScript
/* @flow */
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import { withStyles } from '@material-ui/styles';
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import clsx from 'clsx';
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import _ from 'lodash';
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import React, { PureComponent } from 'react';
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import { FixedSizeList, FixedSizeGrid } from 'react-window';
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import type { Dispatch } from 'redux';
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import {
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createShortcutEvent,
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createToolbarEvent,
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sendAnalytics
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} from '../../../analytics';
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import { getToolbarButtons } from '../../../base/config';
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import { isMobileBrowser } from '../../../base/environment/utils';
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import { translate } from '../../../base/i18n';
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import { Icon, IconMenuDown, IconMenuUp } from '../../../base/icons';
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import { connect } from '../../../base/redux';
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import { shouldHideSelfView } from '../../../base/settings/functions.any';
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import { showToolbox } from '../../../toolbox/actions.web';
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import { isButtonEnabled, isToolboxVisible } from '../../../toolbox/functions.web';
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import { LAYOUTS } from '../../../video-layout';
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import {
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setFilmstripVisible,
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setVisibleRemoteParticipants,
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setUserFilmstripWidth,
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setUserIsResizing
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} from '../../actions';
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import {
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ASPECT_RATIO_BREAKPOINT,
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DEFAULT_FILMSTRIP_WIDTH,
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MIN_STAGE_VIEW_WIDTH,
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TILE_HORIZONTAL_MARGIN,
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TILE_VERTICAL_MARGIN
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} from '../../constants';
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import {
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getVerticalViewMaxWidth,
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shouldRemoteVideosBeVisible
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} from '../../functions';
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import AudioTracksContainer from './AudioTracksContainer';
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import Thumbnail from './Thumbnail';
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import ThumbnailWrapper from './ThumbnailWrapper';
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import { styles } from './styles';
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declare var APP: Object;
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declare var interfaceConfig: Object;
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/**
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* The type of the React {@code Component} props of {@link Filmstrip}.
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*/
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type Props = {
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/**
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* Additional CSS class names top add to the root.
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*/
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_className: string,
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/**
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* The current layout of the filmstrip.
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*/
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_currentLayout: string,
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/**
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* The number of columns in tile view.
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*/
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_columns: number,
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/**
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* Whether or not to hide the self view.
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*/
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_disableSelfView: boolean,
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/**
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* The width of the filmstrip.
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*/
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_filmstripWidth: number,
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/**
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* The height of the filmstrip.
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*/
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_filmstripHeight: number,
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/**
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* Whether or not we have scroll on the filmstrip.
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*/
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_hasScroll: boolean,
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/**
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* Whether this is a recorder or not.
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*/
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_iAmRecorder: boolean,
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/**
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* Whether the filmstrip button is enabled.
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*/
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_isFilmstripButtonEnabled: boolean,
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/**
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* Whether or not the toolbox is displayed.
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*/
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_isToolboxVisible: Boolean,
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/**
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* Whether or not the current layout is vertical filmstrip.
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*/
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_isVerticalFilmstrip: boolean,
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/**
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* The maximum width of the vertical filmstrip.
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*/
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_maxFilmstripWidth: number,
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/**
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* The participants in the call.
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*/
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_remoteParticipants: Array<Object>,
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/**
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* The length of the remote participants array.
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*/
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_remoteParticipantsLength: number,
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/**
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* Whether or not the filmstrip should be user-resizable.
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*/
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_resizableFilmstrip: boolean,
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/**
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* The number of rows in tile view.
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*/
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_rows: number,
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/**
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* Whether or not this is the stage filmstrip.
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*/
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_stageFilmstrip: boolean,
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/**
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* The height of the thumbnail.
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*/
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_thumbnailHeight: number,
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/**
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* The width of the thumbnail.
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*/
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_thumbnailWidth: number,
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/**
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* Flag that indicates whether the thumbnails will be reordered.
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*/
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_thumbnailsReordered: Boolean,
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/**
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* The width of the vertical filmstrip (user resized).
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*/
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_verticalFilmstripWidth: ?number,
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/**
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* Whether or not the vertical filmstrip should have a background color.
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*/
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_verticalViewBackground: boolean,
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/**
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* Whether or not the vertical filmstrip should be displayed as grid.
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*/
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_verticalViewGrid: boolean,
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/**
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* The max width of the vertical filmstrip.
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*/
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_verticalViewMaxWidth: number,
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/**
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* Additional CSS class names to add to the container of all the thumbnails.
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*/
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_videosClassName: string,
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/**
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* Whether or not the filmstrip videos should currently be displayed.
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*/
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_visible: boolean,
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/**
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* An object containing the CSS classes.
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*/
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classes: Object,
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/**
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* The redux {@code dispatch} function.
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*/
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dispatch: Dispatch<any>,
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/**
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* Invoked to obtain translated strings.
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*/
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t: Function
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};
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type State = {
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/**
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* Whether or not the mouse is pressed.
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*/
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isMouseDown: boolean,
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/**
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* Initial mouse position on drag handle mouse down.
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*/
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mousePosition: ?number,
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/**
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* Initial filmstrip width on drag handle mouse down.
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*/
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dragFilmstripWidth: ?number
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}
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/**
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* Implements a React {@link Component} which represents the filmstrip on
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* Web/React.
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*
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* @augments Component
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*/
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class Filmstrip extends PureComponent <Props, State> {
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_throttledResize: Function;
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/**
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* Initializes a new {@code Filmstrip} instance.
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*
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* @param {Object} props - The read-only properties with which the new
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* instance is to be initialized.
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*/
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constructor(props: Props) {
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super(props);
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this.state = {
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isMouseDown: false,
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mousePosition: null,
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dragFilmstripWidth: null
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};
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// Bind event handlers so they are only bound once for every instance.
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this._onShortcutToggleFilmstrip = this._onShortcutToggleFilmstrip.bind(this);
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this._onToolbarToggleFilmstrip = this._onToolbarToggleFilmstrip.bind(this);
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this._onTabIn = this._onTabIn.bind(this);
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this._gridItemKey = this._gridItemKey.bind(this);
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this._listItemKey = this._listItemKey.bind(this);
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this._onGridItemsRendered = this._onGridItemsRendered.bind(this);
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this._onListItemsRendered = this._onListItemsRendered.bind(this);
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this._onToggleButtonTouch = this._onToggleButtonTouch.bind(this);
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this._onDragHandleMouseDown = this._onDragHandleMouseDown.bind(this);
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this._onDragMouseUp = this._onDragMouseUp.bind(this);
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this._onFilmstripResize = this._onFilmstripResize.bind(this);
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this._throttledResize = _.throttle(
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this._onFilmstripResize,
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50,
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{
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leading: true,
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trailing: false
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});
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}
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/**
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* Implements React's {@link Component#componentDidMount}.
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*
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* @inheritdoc
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*/
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componentDidMount() {
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APP.keyboardshortcut.registerShortcut(
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'F',
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'filmstripPopover',
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this._onShortcutToggleFilmstrip,
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'keyboardShortcuts.toggleFilmstrip'
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);
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document.addEventListener('mouseup', this._onDragMouseUp);
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document.addEventListener('mousemove', this._throttledResize);
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}
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/**
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* Implements React's {@link Component#componentDidUpdate}.
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*
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* @inheritdoc
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*/
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componentWillUnmount() {
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APP.keyboardshortcut.unregisterShortcut('F');
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document.removeEventListener('mouseup', this._onDragMouseUp);
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document.removeEventListener('mousemove', this._throttledResize);
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}
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/**
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* Implements React's {@link Component#render()}.
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*
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* @inheritdoc
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* @returns {ReactElement}
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*/
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render() {
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const filmstripStyle = { };
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const {
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_currentLayout,
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_disableSelfView,
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_resizableFilmstrip,
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_stageFilmstrip,
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_visible,
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_verticalViewBackground,
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_verticalViewGrid,
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_verticalViewMaxWidth,
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classes
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} = this.props;
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const { isMouseDown } = this.state;
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const tileViewActive = _currentLayout === LAYOUTS.TILE_VIEW;
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switch (_currentLayout) {
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case LAYOUTS.VERTICAL_FILMSTRIP_VIEW: {
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filmstripStyle.maxWidth = _verticalViewMaxWidth;
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if (!_visible) {
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filmstripStyle.right = `-${filmstripStyle.maxWidth}px`;
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}
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break;
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}
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case LAYOUTS.TILE_VIEW: {
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if (_stageFilmstrip && _visible) {
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filmstripStyle.maxWidth = `calc(100% - ${_verticalViewMaxWidth}px)`;
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}
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break;
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}
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}
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let toolbar = null;
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if (!this.props._iAmRecorder && this.props._isFilmstripButtonEnabled && _currentLayout !== LAYOUTS.TILE_VIEW) {
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toolbar = this._renderToggleButton();
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}
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const filmstrip = (<>
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<div
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className = { clsx(this.props._videosClassName,
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!tileViewActive && !_resizableFilmstrip && 'filmstrip-hover',
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_verticalViewGrid && 'vertical-view-grid') }
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id = 'remoteVideos'>
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{!_disableSelfView && !_verticalViewGrid && (
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<div
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className = 'filmstrip__videos'
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id = 'filmstripLocalVideo'>
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{
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!tileViewActive && <div id = 'filmstripLocalVideoThumbnail'>
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<Thumbnail
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key = 'local' />
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</div>
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}
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</div>
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)}
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{
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this._renderRemoteParticipants()
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}
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</div>
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</>);
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return (
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<div
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className = { clsx('filmstrip',
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this.props._className,
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classes.filmstrip,
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_verticalViewGrid && 'no-vertical-padding',
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_verticalViewBackground && classes.filmstripBackground) }
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style = { filmstripStyle }>
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{ toolbar }
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{_resizableFilmstrip
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? <div className = { clsx('resizable-filmstrip', classes.resizableFilmstripContainer) }>
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<div
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className = { clsx('dragHandleContainer',
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classes.dragHandleContainer,
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isMouseDown && 'visible')
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}
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onMouseDown = { this._onDragHandleMouseDown }>
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<div className = { clsx(classes.dragHandle, 'dragHandle') } />
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</div>
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{filmstrip}
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</div>
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: filmstrip
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}
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<AudioTracksContainer />
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</div>
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);
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}
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_onDragHandleMouseDown: (MouseEvent) => void;
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/**
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* Handles mouse down on the drag handle.
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*
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* @param {MouseEvent} e - The mouse down event.
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* @returns {void}
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*/
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_onDragHandleMouseDown(e) {
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this.setState({
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isMouseDown: true,
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mousePosition: e.clientX,
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dragFilmstripWidth: this.props._verticalFilmstripWidth || DEFAULT_FILMSTRIP_WIDTH
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});
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this.props.dispatch(setUserIsResizing(true));
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}
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_onDragMouseUp: () => void;
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/**
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* Drag handle mouse up handler.
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*
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* @returns {void}
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*/
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_onDragMouseUp() {
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if (this.state.isMouseDown) {
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this.setState({
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isMouseDown: false
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});
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this.props.dispatch(setUserIsResizing(false));
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}
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}
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_onFilmstripResize: (MouseEvent) => void;
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/**
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* Handles drag handle mouse move.
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*
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* @param {MouseEvent} e - The mousemove event.
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* @returns {void}
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*/
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_onFilmstripResize(e) {
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if (this.state.isMouseDown) {
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const { dispatch, _verticalFilmstripWidth, _maxFilmstripWidth } = this.props;
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const { dragFilmstripWidth, mousePosition } = this.state;
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const diff = mousePosition - e.clientX;
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const width = Math.max(
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Math.min(dragFilmstripWidth + diff, _maxFilmstripWidth),
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DEFAULT_FILMSTRIP_WIDTH
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);
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if (width !== _verticalFilmstripWidth) {
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dispatch(setUserFilmstripWidth(width));
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}
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}
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}
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/**
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* Calculates the start and stop indices based on whether the thumbnails need to be reordered in the filmstrip.
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*
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* @param {number} startIndex - The start index.
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* @param {number} stopIndex - The stop index.
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* @returns {Object}
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*/
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_calculateIndices(startIndex, stopIndex) {
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const { _currentLayout, _iAmRecorder, _thumbnailsReordered, _disableSelfView } = this.props;
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let start = startIndex;
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let stop = stopIndex;
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if (_thumbnailsReordered && !_disableSelfView) {
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// In tile view, the indices needs to be offset by 1 because the first thumbnail is that of the local
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// endpoint. The remote participants start from index 1.
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if (!_iAmRecorder && _currentLayout === LAYOUTS.TILE_VIEW) {
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start = Math.max(startIndex - 1, 0);
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stop = stopIndex - 1;
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}
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}
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return {
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startIndex: start,
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stopIndex: stop
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};
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}
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_onTabIn: () => void;
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/**
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* Toggle the toolbar visibility when tabbing into it.
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*
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* @returns {void}
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*/
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_onTabIn() {
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if (!this.props._isToolboxVisible && this.props._visible) {
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this.props.dispatch(showToolbox());
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}
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}
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_listItemKey: number => string;
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/**
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* The key to be used for every ThumbnailWrapper element in stage view.
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*
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* @param {number} index - The index of the ThumbnailWrapper instance.
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* @returns {string} - The key.
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*/
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_listItemKey(index) {
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const { _remoteParticipants, _remoteParticipantsLength } = this.props;
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if (typeof index !== 'number' || _remoteParticipantsLength <= index) {
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return `empty-${index}`;
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}
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return _remoteParticipants[index];
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}
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_gridItemKey: Object => string;
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/**
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* The key to be used for every ThumbnailWrapper element in tile views.
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*
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* @param {Object} data - An object with the indexes identifying the ThumbnailWrapper instance.
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* @returns {string} - The key.
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*/
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_gridItemKey({ columnIndex, rowIndex }) {
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const {
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_disableSelfView,
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_columns,
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_iAmRecorder,
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_remoteParticipants,
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_remoteParticipantsLength,
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_thumbnailsReordered
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} = this.props;
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const index = (rowIndex * _columns) + columnIndex;
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// When the thumbnails are reordered, local participant is inserted at index 0.
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const localIndex = _thumbnailsReordered && !_disableSelfView ? 0 : _remoteParticipantsLength;
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const remoteIndex = _thumbnailsReordered && !_iAmRecorder && !_disableSelfView ? index - 1 : index;
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if (index > _remoteParticipantsLength - (_iAmRecorder ? 1 : 0)) {
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return `empty-${index}`;
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}
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if (!_iAmRecorder && index === localIndex) {
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return 'local';
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}
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return _remoteParticipants[remoteIndex];
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}
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_onListItemsRendered: Object => void;
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/**
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* Handles items rendered changes in stage view.
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*
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* @param {Object} data - Information about the rendered items.
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* @returns {void}
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*/
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_onListItemsRendered({ visibleStartIndex, visibleStopIndex }) {
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const { dispatch } = this.props;
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const { startIndex, stopIndex } = this._calculateIndices(visibleStartIndex, visibleStopIndex);
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dispatch(setVisibleRemoteParticipants(startIndex, stopIndex));
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}
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_onGridItemsRendered: Object => void;
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/**
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* Handles items rendered changes in tile view.
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*
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* @param {Object} data - Information about the rendered items.
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* @returns {void}
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*/
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_onGridItemsRendered({
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visibleColumnStartIndex,
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visibleColumnStopIndex,
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visibleRowStartIndex,
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visibleRowStopIndex
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}) {
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const { _columns, dispatch } = this.props;
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const start = (visibleRowStartIndex * _columns) + visibleColumnStartIndex;
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const stop = (visibleRowStopIndex * _columns) + visibleColumnStopIndex;
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const { startIndex, stopIndex } = this._calculateIndices(start, stop);
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dispatch(setVisibleRemoteParticipants(startIndex, stopIndex));
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}
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/**
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* Renders the thumbnails for remote participants.
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*
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* @returns {ReactElement}
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*/
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_renderRemoteParticipants() {
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const {
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_columns,
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_currentLayout,
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_filmstripHeight,
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_filmstripWidth,
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_hasScroll,
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_remoteParticipantsLength,
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_resizableFilmstrip,
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_rows,
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_stageFilmstrip,
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_thumbnailHeight,
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_thumbnailWidth,
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_verticalViewGrid
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} = this.props;
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if (!_thumbnailWidth || isNaN(_thumbnailWidth) || !_thumbnailHeight
|
|
|| isNaN(_thumbnailHeight) || !_filmstripHeight || isNaN(_filmstripHeight) || !_filmstripWidth
|
|
|| isNaN(_filmstripWidth)) {
|
|
return null;
|
|
}
|
|
|
|
if (_currentLayout === LAYOUTS.TILE_VIEW || _verticalViewGrid) {
|
|
return (
|
|
<FixedSizeGrid
|
|
className = 'filmstrip__videos remote-videos'
|
|
columnCount = { _columns }
|
|
columnWidth = { _thumbnailWidth + TILE_HORIZONTAL_MARGIN }
|
|
height = { _filmstripHeight }
|
|
initialScrollLeft = { 0 }
|
|
initialScrollTop = { 0 }
|
|
itemData = {{ stageFilmstrip: _stageFilmstrip }}
|
|
itemKey = { this._gridItemKey }
|
|
onItemsRendered = { this._onGridItemsRendered }
|
|
overscanRowCount = { 1 }
|
|
rowCount = { _rows }
|
|
rowHeight = { _thumbnailHeight + TILE_VERTICAL_MARGIN }
|
|
width = { _filmstripWidth }>
|
|
{
|
|
ThumbnailWrapper
|
|
}
|
|
</FixedSizeGrid>
|
|
);
|
|
}
|
|
|
|
|
|
const props = {
|
|
itemCount: _remoteParticipantsLength,
|
|
className: `filmstrip__videos remote-videos ${_resizableFilmstrip ? '' : 'height-transition'}`,
|
|
height: _filmstripHeight,
|
|
itemKey: this._listItemKey,
|
|
itemSize: 0,
|
|
onItemsRendered: this._onListItemsRendered,
|
|
overscanCount: 1,
|
|
width: _filmstripWidth,
|
|
style: {
|
|
willChange: 'auto'
|
|
}
|
|
};
|
|
|
|
if (_currentLayout === LAYOUTS.HORIZONTAL_FILMSTRIP_VIEW) {
|
|
const itemSize = _thumbnailWidth + TILE_HORIZONTAL_MARGIN;
|
|
const isNotOverflowing = !_hasScroll;
|
|
|
|
props.itemSize = itemSize;
|
|
|
|
// $FlowFixMe
|
|
props.layout = 'horizontal';
|
|
if (isNotOverflowing) {
|
|
props.className += ' is-not-overflowing';
|
|
}
|
|
|
|
} else if (_currentLayout === LAYOUTS.VERTICAL_FILMSTRIP_VIEW) {
|
|
const itemSize = _thumbnailHeight + TILE_VERTICAL_MARGIN;
|
|
const isNotOverflowing = !_hasScroll;
|
|
|
|
if (isNotOverflowing) {
|
|
props.className += ' is-not-overflowing';
|
|
}
|
|
|
|
props.itemSize = itemSize;
|
|
}
|
|
|
|
return (
|
|
<FixedSizeList { ...props }>
|
|
{
|
|
ThumbnailWrapper
|
|
}
|
|
</FixedSizeList>
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Dispatches an action to change the visibility of the filmstrip.
|
|
*
|
|
* @private
|
|
* @returns {void}
|
|
*/
|
|
_doToggleFilmstrip() {
|
|
this.props.dispatch(setFilmstripVisible(!this.props._visible));
|
|
}
|
|
|
|
_onShortcutToggleFilmstrip: () => void;
|
|
|
|
/**
|
|
* Creates an analytics keyboard shortcut event and dispatches an action for
|
|
* toggling filmstrip visibility.
|
|
*
|
|
* @private
|
|
* @returns {void}
|
|
*/
|
|
_onShortcutToggleFilmstrip() {
|
|
sendAnalytics(createShortcutEvent(
|
|
'toggle.filmstrip',
|
|
{
|
|
enable: this.props._visible
|
|
}));
|
|
|
|
this._doToggleFilmstrip();
|
|
}
|
|
|
|
_onToolbarToggleFilmstrip: () => void;
|
|
|
|
/**
|
|
* Creates an analytics toolbar event and dispatches an action for opening
|
|
* the speaker stats modal.
|
|
*
|
|
* @private
|
|
* @returns {void}
|
|
*/
|
|
_onToolbarToggleFilmstrip() {
|
|
sendAnalytics(createToolbarEvent(
|
|
'toggle.filmstrip.button',
|
|
{
|
|
enable: this.props._visible
|
|
}));
|
|
|
|
this._doToggleFilmstrip();
|
|
}
|
|
|
|
_onToggleButtonTouch: (SyntheticEvent<HTMLButtonElement>) => void;
|
|
|
|
/**
|
|
* Handler for touch start event of the 'toggle button'.
|
|
*
|
|
* @private
|
|
* @param {Object} e - The synthetic event.
|
|
* @returns {void}
|
|
*/
|
|
_onToggleButtonTouch(e: SyntheticEvent<HTMLButtonElement>) {
|
|
// Don't propagate the touchStart event so the toolbar doesn't get toggled.
|
|
e.stopPropagation();
|
|
this._onToolbarToggleFilmstrip();
|
|
}
|
|
|
|
/**
|
|
* Creates a React Element for changing the visibility of the filmstrip when
|
|
* clicked.
|
|
*
|
|
* @private
|
|
* @returns {ReactElement}
|
|
*/
|
|
_renderToggleButton() {
|
|
const icon = this.props._visible ? IconMenuDown : IconMenuUp;
|
|
const { t, classes, _isVerticalFilmstrip } = this.props;
|
|
const actions = isMobileBrowser()
|
|
? { onTouchStart: this._onToggleButtonTouch }
|
|
: { onClick: this._onToolbarToggleFilmstrip };
|
|
|
|
return (
|
|
<div
|
|
className = { clsx(classes.toggleFilmstripContainer,
|
|
_isVerticalFilmstrip && classes.toggleVerticalFilmstripContainer,
|
|
'toggleFilmstripContainer') }>
|
|
<button
|
|
aria-expanded = { this.props._visible }
|
|
aria-label = { t('toolbar.accessibilityLabel.toggleFilmstrip') }
|
|
className = { classes.toggleFilmstripButton }
|
|
id = 'toggleFilmstripButton'
|
|
onFocus = { this._onTabIn }
|
|
tabIndex = { 0 }
|
|
{ ...actions }>
|
|
<Icon
|
|
aria-label = { t('toolbar.accessibilityLabel.toggleFilmstrip') }
|
|
src = { icon } />
|
|
</button>
|
|
</div>
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Maps (parts of) the Redux state to the associated {@code Filmstrip}'s props.
|
|
*
|
|
* @param {Object} state - The Redux state.
|
|
* @param {Object} ownProps - The own props of the component.
|
|
* @private
|
|
* @returns {Props}
|
|
*/
|
|
function _mapStateToProps(state, ownProps) {
|
|
const { _hasScroll = false } = ownProps;
|
|
const toolbarButtons = getToolbarButtons(state);
|
|
const { testing = {}, iAmRecorder } = state['features/base/config'];
|
|
const enableThumbnailReordering = testing.enableThumbnailReordering ?? true;
|
|
const { visible, width: verticalFilmstripWidth } = state['features/filmstrip'];
|
|
const reduceHeight = state['features/toolbox'].visible && toolbarButtons.length;
|
|
const remoteVideosVisible = shouldRemoteVideosBeVisible(state);
|
|
const { isOpen: shiftRight } = state['features/chat'];
|
|
const disableSelfView = shouldHideSelfView(state);
|
|
const { clientWidth } = state['features/base/responsive-ui'];
|
|
|
|
const collapseTileView = reduceHeight
|
|
&& isMobileBrowser()
|
|
&& clientWidth <= ASPECT_RATIO_BREAKPOINT;
|
|
|
|
const shouldReduceHeight = reduceHeight && isMobileBrowser();
|
|
|
|
const videosClassName = `filmstrip__videos${visible ? '' : ' hidden'}${_hasScroll ? ' has-scroll' : ''}`;
|
|
const className = `${remoteVideosVisible || ownProps._verticalViewGrid ? '' : 'hide-videos'} ${
|
|
shouldReduceHeight ? 'reduce-height' : ''
|
|
} ${shiftRight ? 'shift-right' : ''} ${collapseTileView ? 'collapse' : ''} ${visible ? '' : 'hidden'}`.trim();
|
|
|
|
return {
|
|
_className: className,
|
|
_chatOpen: state['features/chat'].isOpen,
|
|
_disableSelfView: disableSelfView,
|
|
_hasScroll,
|
|
_iAmRecorder: Boolean(iAmRecorder),
|
|
_isFilmstripButtonEnabled: isButtonEnabled('filmstrip', state),
|
|
_isToolboxVisible: isToolboxVisible(state),
|
|
_isVerticalFilmstrip: ownProps._currentLayout === LAYOUTS.VERTICAL_FILMSTRIP_VIEW,
|
|
_maxFilmstripWidth: clientWidth - MIN_STAGE_VIEW_WIDTH,
|
|
_thumbnailsReordered: enableThumbnailReordering,
|
|
_verticalFilmstripWidth: verticalFilmstripWidth.current,
|
|
_verticalViewMaxWidth: getVerticalViewMaxWidth(state),
|
|
_videosClassName: videosClassName
|
|
};
|
|
}
|
|
|
|
export default withStyles(styles)(translate(connect(_mapStateToProps)(Filmstrip)));
|