| 1 | /**
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| 2 | * @license
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| 3 | * Copyright 2017 Google Inc.
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| 4 | *
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| 5 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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| 6 | * of this software and associated documentation files (the "Software"), to deal
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| 7 | * in the Software without restriction, including without limitation the rights
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| 8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 9 | * copies of the Software, and to permit persons to whom the Software is
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| 10 | * furnished to do so, subject to the following conditions:
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| 11 | *
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| 12 | * The above copyright notice and this permission notice shall be included in
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| 13 | * all copies or substantial portions of the Software.
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| 14 | *
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 18 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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| 21 | * THE SOFTWARE.
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| 22 | */
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| 23 | /**
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| 24 | * Defines the shape of the adapter expected by the foundation.
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| 25 | * Implement this adapter for your framework of choice to delegate updates to
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| 26 | * the component in your framework of choice. See architecture documentation
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| 27 | * for more details.
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| 28 | * https://github.com/material-components/material-components-web/blob/master/docs/code/architecture.md
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| 29 | */
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| 30 | export interface MDCTextFieldHelperTextAdapter {
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| 31 | /**
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| 32 | * Adds a class to the helper text element.
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| 33 | */
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| 34 | addClass(className: string): void;
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| 35 | /**
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| 36 | * Removes a class from the helper text element.
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| 37 | */
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| 38 | removeClass(className: string): void;
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| 39 | /**
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| 40 | * Returns whether or not the helper text element contains the given class.
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| 41 | */
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| 42 | hasClass(className: string): boolean;
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| 43 | /**
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| 44 | * @return the specified attribute's value on the helper text element.
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| 45 | */
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| 46 | getAttr(attr: string): string | null;
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| 47 | /**
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| 48 | * Sets an attribute with a given value on the helper text element.
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| 49 | */
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| 50 | setAttr(attr: string, value: string): void;
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| 51 | /**
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| 52 | * Removes an attribute from the helper text element.
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| 53 | */
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| 54 | removeAttr(attr: string): void;
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| 55 | /**
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| 56 | * Sets the text content for the helper text element.
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| 57 | */
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| 58 | setContent(content: string): void;
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| 59 | }
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