snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/toolbox/components/native/ToggleCameraButton.ts

@@ -0,0 +1,79 @@
+import { connect } from 'react-redux';
+
+import { IReduxState } from '../../../app/types';
+import { translate } from '../../../base/i18n/functions';
+import { IconCameraRefresh } from '../../../base/icons/svg';
+import { toggleCameraFacingMode } from '../../../base/media/actions';
+import { MEDIA_TYPE } from '../../../base/media/constants';
+import AbstractButton, { IProps as AbstractButtonProps } from '../../../base/toolbox/components/AbstractButton';
+import { isLocalTrackMuted } from '../../../base/tracks/functions.native';
+
+/**
+ * The type of the React {@code Component} props of {@link ToggleCameraButton}.
+ */
+interface IProps extends AbstractButtonProps {
+
+    /**
+     * Whether the current conference is in audio only mode or not.
+     */
+    _lowBandwidthMode: boolean;
+
+    /**
+     * Whether video is currently muted or not.
+     */
+    _videoMuted: boolean;
+}
+
+/**
+ * An implementation of a button for toggling the camera facing mode.
+ */
+class ToggleCameraButton extends AbstractButton<IProps> {
+    override accessibilityLabel = 'toolbar.accessibilityLabel.toggleCamera';
+    override icon = IconCameraRefresh;
+    override label = 'toolbar.toggleCamera';
+
+    /**
+     * Handles clicking / pressing the button.
+     *
+     * @override
+     * @protected
+     * @returns {void}
+     */
+    override _handleClick() {
+        this.props.dispatch(toggleCameraFacingMode());
+    }
+
+    /**
+     * Indicates whether this button is disabled or not.
+     *
+     * @override
+     * @protected
+     * @returns {boolean}
+     */
+    _isDisabled() {
+        return this.props._lowBandwidthMode || this.props._videoMuted;
+    }
+}
+
+/**
+ * Maps (parts of) the redux state to the associated props for the
+ * {@code ToggleCameraButton} component.
+ *
+ * @param {Object} state - The Redux state.
+ * @private
+ * @returns {{
+ *     _lowBandwidthMode: boolean,
+ *     _videoMuted: boolean
+ * }}
+ */
+function _mapStateToProps(state: IReduxState) {
+    const { enabled: audioOnly } = state['features/base/low-bandwidth-mode'];
+    const tracks = state['features/base/tracks'];
+
+    return {
+        _lowBandwidthMode: Boolean(audioOnly),
+        _videoMuted: isLocalTrackMuted(tracks, MEDIA_TYPE.VIDEO)
+    };
+}
+
+export default translate(connect(_mapStateToProps)(ToggleCameraButton));