62 lines
2.1 KiB
JavaScript
62 lines
2.1 KiB
JavaScript
// @flow
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import {
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getParticipantCountWithFake,
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getPinnedParticipant
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} from '../base/participants';
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import { toState } from '../base/redux';
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declare var interfaceConfig: Object;
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/**
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* Returns true if the filmstrip on mobile is visible, false otherwise.
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*
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* NOTE: Filmstrip on web behaves differently to mobile, much simpler, but so
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* function lies here only for the sake of consistency and to avoid flow errors
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* on import.
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*
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* @param {Object | Function} stateful - The Object or Function that can be
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* resolved to a Redux state object with the toState function.
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* @returns {boolean}
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*/
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export function isFilmstripVisible(stateful: Object | Function) {
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return toState(stateful)['features/filmstrip'].visible;
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}
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/**
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* Determines whether the remote video thumbnails should be displayed/visible in
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* the filmstrip.
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*
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* @param {Object} state - The full redux state.
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* @returns {boolean} - If remote video thumbnails should be displayed/visible
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* in the filmstrip, then {@code true}; otherwise, {@code false}.
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*/
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export function shouldRemoteVideosBeVisible(state: Object) {
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if (state['features/invite'].calleeInfoVisible) {
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return false;
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}
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// Include fake participants to derive how many thumbnails are dispalyed,
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// as it is assumed all participants, including fake, will be displayed
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// in the filmstrip.
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const participantCount = getParticipantCountWithFake(state);
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let pinnedParticipant;
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return Boolean(
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participantCount > 2
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// Always show the filmstrip when there is another participant to
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// show and the filmstrip is hovered, or local video is pinned, or
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// the toolbar is displayed.
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|| (participantCount > 1
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&& (state['features/filmstrip'].hovered
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|| state['features/toolbox'].visible
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|| ((pinnedParticipant = getPinnedParticipant(state))
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&& pinnedParticipant.local)))
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|| (typeof interfaceConfig === 'object'
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&& interfaceConfig.filmStripOnly)
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|| state['features/base/config'].disable1On1Mode);
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}
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