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{"version":3,"file":"clipboard.mjs","sources":["../../../../../../src/cdk/clipboard/pending-copy.ts","../../../../../../src/cdk/clipboard/clipboard.ts","../../../../../../src/cdk/clipboard/copy-to-clipboard.ts","../../../../../../src/cdk/clipboard/clipboard-module.ts","../../../../../../src/cdk/clipboard/clipboard_public_index.ts"],"sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\n/**\n * A pending copy-to-clipboard operation.\n *\n * The implementation of copying text to the clipboard modifies the DOM and\n * forces a re-layout. This re-layout can take too long if the string is large,\n * causing the execCommand('copy') to happen too long after the user clicked.\n * This results in the browser refusing to copy. This object lets the\n * re-layout happen in a separate tick from copying by providing a copy function\n * that can be called later.\n *\n * Destroy must be called when no longer in use, regardless of whether `copy` is\n * called.\n */\nexport class PendingCopy {\n private _textarea: HTMLTextAreaElement | undefined;\n\n constructor(text: string, private readonly _document: Document) {\n const textarea = (this._textarea = this._document.createElement('textarea'));\n const styles = textarea.style;\n\n // Hide the element for display and accessibility. Set a fixed position so the page layout\n // isn't affected. We use `fixed` with `top: 0`, because focus is moved into the textarea\n // for a split second and if it's off-screen, some browsers will attempt to scroll it into view.\n styles.position = 'fixed';\n styles.top = styles.opacity = '0';\n styles.left = '-999em';\n textarea.setAttribute('aria-hidden', 'true');\n textarea.value = text;\n // Making the textarea `readonly` prevents the screen from jumping on iOS Safari (see #25169).\n textarea.readOnly = true;\n // The element needs to be inserted into the fullscreen container, if the page\n // is in fullscreen mode, otherwise the browser won't execute the copy command.\n (this._document.fullscreenElement || this._document.body).appendChild(textarea);\n }\n\n /** Finishes copying the text. */\n copy(): boolean {\n const textarea = this._textarea;\n let successful = false;\n\n try {\n // Older browsers could throw if copy is not supported.\n if (textarea) {\n const currentFocus = this._document.activeElement as HTMLOrSVGElement | null;\n\n textarea.select();\n textarea.setSelectionRange(0, textarea.value.length);\n successful = this._document.execCommand('copy');\n\n if (currentFocus) {\n currentFocus.focus();\n }\n }\n } catch {\n // Discard error.\n // Initial setting of {@code successful} will represent failure here.\n }\n\n return successful;\n }\n\n /** Cleans up DOM changes used to perform the copy operation. */\n destroy() {\n const textarea = this._textarea;\n\n if (textarea) {\n textarea.remove();\n this._textarea = undefined;\n }\n }\n}\n","/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {DOCUMENT} from '@angular/common';\nimport {Inject, Injectable} from '@angular/core';\nimport {PendingCopy} from './pending-copy';\n\n/**\n * A service for copying text to the clipboard.\n */\n@Injectable({providedIn: 'root'})\nexport class Clipboard {\n private readonly _document: Document;\n\n constructor(@Inject(DOCUMENT) document: any) {\n this._document = document;\n }\n\n /**\n * Copies the provided text into the user's clipboard.\n *\n * @param text The string to copy.\n * @returns Whether the operation was successful.\n */\n copy(text: string): boolean {\n const pendingCopy = this.beginCopy(text);\n const successful = pendingCopy.c
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