[d565449] | 1 | /// <reference lib="dom"/>
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| 2 |
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| 3 | declare namespace screenfull {
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| 4 | type RawEventNames = {
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| 5 | readonly requestFullscreen: string;
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| 6 | readonly exitFullscreen: string;
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| 7 | readonly fullscreenElement: string;
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| 8 | readonly fullscreenEnabled: string;
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| 9 | readonly fullscreenchange: string;
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| 10 | readonly fullscreenerror: string;
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| 11 | };
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| 12 |
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| 13 | type EventName = 'change' | 'error';
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| 14 |
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| 15 | interface Screenfull {
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| 16 | /**
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| 17 | Whether fullscreen is active.
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| 18 | */
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| 19 | readonly isFullscreen: boolean;
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| 20 |
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| 21 | /**
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| 22 | The element currently in fullscreen, otherwise `null`.
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| 23 | */
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| 24 | readonly element: Element | null;
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| 25 |
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| 26 | /**
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| 27 | Whether you are allowed to enter fullscreen. If your page is inside an `<iframe>` you will need to add a `allowfullscreen` attribute (+ `webkitallowfullscreen` and `mozallowfullscreen`).
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| 28 |
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| 29 | @example
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| 30 | ```
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| 31 | if (screenfull.isEnabled) {
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| 32 | screenfull.request();
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| 33 | }
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| 34 | ```
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| 35 | */
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| 36 | readonly isEnabled: true;
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| 37 |
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| 38 | /**
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| 39 | Exposes the raw properties (prefixed if needed) used internally.
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| 40 | */
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| 41 | raw: RawEventNames;
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| 42 |
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| 43 | /**
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| 44 | Make an element fullscreen.
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| 45 |
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| 46 | If your page is inside an `<iframe>` you will need to add a `allowfullscreen` attribute (+ `webkitallowfullscreen` and `mozallowfullscreen`).
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| 47 |
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| 48 | Keep in mind that the browser will only enter fullscreen when initiated by user events like click, touch, key.
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| 49 |
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| 50 | @param element - Default is `<html>`. If called with another element than the currently active, it will switch to that if it's a descendant.
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| 51 | @param options - [`FullscreenOptions`](https://developer.mozilla.org/en-US/docs/Web/API/FullscreenOptions).
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| 52 | @returns A promise that resolves after the element enters fullscreen.
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| 53 |
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| 54 | @example
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| 55 | ```
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| 56 | // Fullscreen the page
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| 57 | document.getElementById('button').addEventListener('click', () => {
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| 58 | if (screenfull.isEnabled) {
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| 59 | screenfull.request();
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| 60 | } else {
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| 61 | // Ignore or do something else
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| 62 | }
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| 63 | });
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| 64 |
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| 65 | // Fullscreen an element
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| 66 | const element = document.getElementById('target');
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| 67 |
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| 68 | document.getElementById('button').addEventListener('click', () => {
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| 69 | if (screenfull.isEnabled) {
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| 70 | screenfull.request(element);
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| 71 | }
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| 72 | });
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| 73 |
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| 74 | // Fullscreen an element with options
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| 75 | const element = document.getElementById('target');
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| 76 |
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| 77 | document.getElementById('button').addEventListener('click', () => {
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| 78 | if (screenfull.isEnabled) {
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| 79 | screenfull.request(element, {navigationUI: 'hide'});
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| 80 | }
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| 81 | });
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| 82 |
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| 83 | // Fullscreen an element with jQuery
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| 84 | const element = $('#target')[0]; // Get DOM element from jQuery collection
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| 85 |
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| 86 | $('#button').on('click', () => {
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| 87 | if (screenfull.isEnabled) {
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| 88 | screenfull.request(element);
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| 89 | }
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| 90 | });
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| 91 | ```
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| 92 | */
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| 93 | request(element?: Element, options?: FullscreenOptions): Promise<void>;
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| 94 |
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| 95 | /**
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| 96 | Brings you out of fullscreen.
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| 97 |
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| 98 | @returns A promise that resolves after the element exits fullscreen.
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| 99 | */
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| 100 | exit(): Promise<void>;
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| 101 |
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| 102 | /**
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| 103 | Requests fullscreen if not active, otherwise exits.
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| 104 |
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| 105 | @param element - Default is `<html>`. If called with another element than the currently active, it will switch to that if it's a descendant.
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| 106 | @param options - [`FullscreenOptions`](https://developer.mozilla.org/en-US/docs/Web/API/FullscreenOptions).
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| 107 | @returns A promise that resolves after the element enters/exits fullscreen.
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| 108 |
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| 109 | @example
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| 110 | ```
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| 111 | // Toggle fullscreen on a image with jQuery
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| 112 |
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| 113 | $('img').on('click', event => {
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| 114 | if (screenfull.isEnabled) {
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| 115 | screenfull.toggle(event.target);
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| 116 | }
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| 117 | });
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| 118 | ```
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| 119 | */
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| 120 | toggle(element?: Element, options?: FullscreenOptions): Promise<void>;
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| 121 |
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| 122 | /**
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| 123 | Add a listener for when the browser switches in and out of fullscreen or when there is an error.
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| 124 |
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| 125 | @example
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| 126 | ```
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| 127 | // Detect fullscreen change
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| 128 | if (screenfull.isEnabled) {
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| 129 | screenfull.on('change', () => {
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| 130 | console.log('Am I fullscreen?', screenfull.isFullscreen ? 'Yes' : 'No');
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| 131 | });
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| 132 | }
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| 133 |
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| 134 | // Detect fullscreen error
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| 135 | if (screenfull.isEnabled) {
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| 136 | screenfull.on('error', event => {
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| 137 | console.error('Failed to enable fullscreen', event);
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| 138 | });
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| 139 | }
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| 140 | ```
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| 141 | */
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| 142 | on(name: EventName, handler: (event: Event) => void): void;
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| 143 |
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| 144 | /**
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| 145 | Remove a previously registered event listener.
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| 146 |
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| 147 | @example
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| 148 | ```
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| 149 | screenfull.off('change', callback);
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| 150 | ```
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| 151 | */
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| 152 | off(name: EventName, handler: (event: Event) => void): void;
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| 153 |
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| 154 | /**
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| 155 | Alias for `.on('change', function)`.
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| 156 | */
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| 157 | onchange(handler: (event: Event) => void): void;
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| 158 |
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| 159 | /**
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| 160 | Alias for `.on('error', function)`.
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| 161 | */
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| 162 | onerror(handler: (event: Event) => void): void;
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| 163 | }
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| 164 | }
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| 165 |
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| 166 | /**
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| 167 | Simple wrapper for cross-browser usage of the JavaScript [Fullscreen API](https://developer.mozilla.org/en/DOM/Using_full-screen_mode), which lets you bring the page or any element into fullscreen. Smoothens out the browser implementation differences, so you don't have to.
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| 168 | */
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| 169 | declare const screenfull: screenfull.Screenfull;
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| 170 |
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| 171 | export = screenfull;
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| 172 | export as namespace screenfull;
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