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66 lines
1.7 KiB
66 lines
1.7 KiB
/**
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* Copyright (c) Nicolas Gallagher.
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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*/
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import UIManager from '../../exports/UIManager';
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/**
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* This class is responsible for coordinating the "focused"
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* state for TextInputs. All calls relating to the keyboard
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* should be funneled through here
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*/
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const TextInputState = {
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/**
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* Internal state
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*/
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_currentlyFocusedNode: (null: ?Object),
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/**
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* Returns the ID of the currently focused text field, if one exists
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* If no text field is focused it returns null
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*/
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currentlyFocusedField(): ?Object {
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if (document.activeElement !== this._currentlyFocusedNode) {
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this._currentlyFocusedNode = null;
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}
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return this._currentlyFocusedNode;
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},
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/**
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* @param {Object} TextInputID id of the text field to focus
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* Focuses the specified text field
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* noop if the text field was already focused
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*/
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focusTextInput(textFieldNode: ?Object) {
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if (textFieldNode !== null) {
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this._currentlyFocusedNode = textFieldNode;
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if (document.activeElement !== textFieldNode) {
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UIManager.focus(textFieldNode);
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}
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}
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},
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/**
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* @param {Object} textFieldNode id of the text field to focus
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* Unfocuses the specified text field
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* noop if it wasn't focused
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*/
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blurTextInput(textFieldNode: ?Object) {
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if (textFieldNode !== null) {
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this._currentlyFocusedNode = null;
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if (document.activeElement === textFieldNode) {
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UIManager.blur(textFieldNode);
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}
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}
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}
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};
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export default TextInputState; |