@21epub/epub-thirdparty
Version:
epub-thirdparty
82 lines (81 loc) • 3.49 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { $ } from '../../../base/browser/dom.js';
export class BrowserClipboardService {
constructor() {
this.mapTextToType = new Map(); // unsupported in web (only in-memory)
this.findText = ''; // unsupported in web (only in-memory)
}
writeText(text, type) {
return __awaiter(this, void 0, void 0, function* () {
// With type: only in-memory is supported
if (type) {
this.mapTextToType.set(type, text);
return;
}
// Guard access to navigator.clipboard with try/catch
// as we have seen DOMExceptions in certain browsers
// due to security policies.
try {
return yield navigator.clipboard.writeText(text);
}
catch (error) {
console.error(error);
}
// Fallback to textarea and execCommand solution
const activeElement = document.activeElement;
const textArea = document.body.appendChild($('textarea', { 'aria-hidden': true }));
textArea.style.height = '1px';
textArea.style.width = '1px';
textArea.style.position = 'absolute';
textArea.value = text;
textArea.focus();
textArea.select();
document.execCommand('copy');
if (activeElement instanceof HTMLElement) {
activeElement.focus();
}
document.body.removeChild(textArea);
return;
});
}
readText(type) {
return __awaiter(this, void 0, void 0, function* () {
// With type: only in-memory is supported
if (type) {
return this.mapTextToType.get(type) || '';
}
// Guard access to navigator.clipboard with try/catch
// as we have seen DOMExceptions in certain browsers
// due to security policies.
try {
return yield navigator.clipboard.readText();
}
catch (error) {
console.error(error);
return '';
}
});
}
readFindText() {
return __awaiter(this, void 0, void 0, function* () {
return this.findText;
});
}
writeFindText(text) {
return __awaiter(this, void 0, void 0, function* () {
this.findText = text;
});
}
}