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frontend/lib/src/components/core/FormsContext.tsx
44 строки
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Ken McGrady
Update copyright header to 2026 (#13491)
02 янв 2026, 16:21
Не верифицирован
02 янв 2026, 16:21
374540a
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/** * Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2026) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import { createContext } from "react" import { FormsData } from "~lib/WidgetStateManager" export interface FormsContextProps { /** * Data about all forms in the app. The WidgetStateManager creates its own * internal FormsData instance, and calls a callback (`formsDataChanged`) * when forms are updated. This FormsData instance should be updated * from that callback. * * Consumed by: Form, FormSubmitButton * @see Form * @see FormSubmitButton */ formsData: FormsData } /** * FormsContext provides access to form state data throughout the app. * * Initialize with a default value of null so downstream usages will trigger * runtime errors if context expected to exist but does not. */ export const FormsContext = createContext<FormsContextProps | null>(null) // Set the context display name for useRequiredContext error message FormsContext.displayName = "FormsContext"