41 lines
1.3 KiB
JavaScript
41 lines
1.3 KiB
JavaScript
// @flow
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import { getParticipantCountWithFake } from '../base/participants';
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import { StateListenerRegistry } from '../base/redux';
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import { shouldDisplayTileView } from '../video-layout';
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import { setTileViewDimensions } from './actions';
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import './subscriber.any';
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/**
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* Listens for changes in the number of participants to calculate the dimensions of the tile view grid and the tiles.
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*/
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StateListenerRegistry.register(
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/* selector */ state => {
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const participantCount = getParticipantCountWithFake(state);
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if (participantCount < 6) { // the dimensions are updated only when the participant count is lower than 6.
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return participantCount;
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}
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return 5; // make sure we don't update the dimensions.
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},
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/* listener */ (_, store) => {
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const state = store.getState();
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if (shouldDisplayTileView(state)) {
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store.dispatch(setTileViewDimensions());
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}
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});
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/**
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* Listens for changes in the selected layout to calculate the dimensions of the tile view grid and horizontal view.
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*/
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StateListenerRegistry.register(
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/* selector */ state => shouldDisplayTileView(state),
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/* listener */ (isTileView, store) => {
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if (isTileView) {
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store.dispatch(setTileViewDimensions());
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}
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});
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