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45 lines
1.4 KiB
Plaintext
45 lines
1.4 KiB
Plaintext
/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/
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import {Collection, Key} from '@react-types/shared';
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import {Layout} from './Layout';
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import {Rect} from './Rect';
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export interface InvalidationContext<O = any> {
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contentChanged?: boolean,
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offsetChanged?: boolean,
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sizeChanged?: boolean,
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itemSizeChanged?: boolean,
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layoutOptionsChanged?: boolean,
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layoutOptions?: O
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}
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export interface VirtualizerDelegate<T extends object, V> {
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setVisibleRect(rect: Rect): void,
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renderView(type: string, content: T | null): V,
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invalidate(ctx: InvalidationContext): void
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}
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export interface VirtualizerRenderOptions<T extends object, O = any> {
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layout: Layout<T>,
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collection: Collection<T>,
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persistedKeys?: Set<Key> | null,
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visibleRect: Rect,
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invalidationContext: InvalidationContext,
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isScrolling: boolean,
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layoutOptions?: O
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}
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export type Mutable<T> = {
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-readonly[P in keyof T]: T[P]
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};
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