Method _applyGlassEffect

packages/core/ui/core/view/index.ios.ts:928–981

(
		value: GlassEffectType,
		options: {
			effectType: 'glass' | 'container';
			targetView?: UIVisualEffectView;
			toGlassStyleFn?: (variant?: GlassEffectVariant) => number;
			onCreate?: (effectView: UIVisualEffectView, effect: UIVisualEffect) => void;
			onUpdate?: (effectView: UIVisualEffectView, effect: UIVisualEffect, duration: number) => void;
		},
	)

	}

	protected _applyGlassEffect(
		value: GlassEffectType,
		options: {
			effectType: 'glass' | 'container';
			targetView?: UIVisualEffectView;
			toGlassStyleFn?: (variant?: GlassEffectVariant) => number;
			onCreate?: (effectView: UIVisualEffectView, effect: UIVisualEffect) => void;
			onUpdate?: (effectView: UIVisualEffectView, effect: UIVisualEffect, duration: number) => void;
		},
	): UIVisualEffectView | undefined {
		const config: GlassEffectConfig | null = typeof value !== 'string' ? value : null;
		const variant = config ? config.variant : (value as GlassEffectVariant);
		const defaultDuration = 0.3;
		const duration = config ? (config.animateChangeDuration ?? defaultDuration) : defaultDuration;
		const glassSupported = supportsGlass();
		let effect: UIVisualEffect = UIVisualEffect.new();

		// Create the appropriate effect based on type and variant
		if (value && !['identity', 'none'].includes(variant) && glassSupported) {
			if (options.effectType === 'glass') {
				const styleFn = options.toGlassStyleFn || this.toUIGlassStyle.bind(this);
				effect = UIGlassEffect.effectWithStyle(styleFn(variant));
				if (config) {
					(effect as UIGlassEffect).interactive = !!config.interactive;
					if (config.tint) {
						(effect as UIGlassEffect).tintColor = typeof config.tint === 'string' ? new Color(config.tint).ios : config.tint;
					}
				}
			} else if (options.effectType === 'container') {
				effect = UIGlassContainerEffect.alloc().init();
				(effect as UIGlassContainerEffect).spacing = config?.spacing ?? 8;
			}
		}

		// Handle creating new effect view or updating existing one
		if (options.targetView) {
			// Update existing effect view
			if (options.onUpdate) {
				options.onUpdate(options.targetView, effect, duration);
			} else {
				// Default update behavior: animate effect changes
				UIView.animateWithDurationAnimations(duration, () => {
					options.targetView.effect = effect;
				});
			}
			return undefined;
		} else if (options.onCreate) {
			// Create new effect view and let caller handle setup
			const effectView = UIVisualEffectView.alloc().initWithEffect(effect);
			options.onCreate(effectView, effect);
			return effectView;
		}
		return undefined;
	}
	[statusBarStyleProperty.getDefault]() {
		return this.style.statusBarStyle;
	}