node-webodf
Version:
WebODF - JavaScript Document Engine http://webodf.org/
65 lines (58 loc) • 2.23 kB
JavaScript
/**
* Copyright (C) 2013 KO GmbH <copyright@kogmbh.com>
*
* @licstart
* This file is part of WebODF.
*
* WebODF is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License (GNU AGPL)
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* WebODF is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with WebODF. If not, see <http://www.gnu.org/licenses/>.
* @licend
*
* @source: http://www.webodf.org/
* @source: https://github.com/kogmbh/WebODF/
*/
/*global gui, runtime*/
/**
* Clipboard wrapper to attempt some semblance of cross-browser clipboard support
*
* @param {!gui.MimeDataExporter} mimeDataExporter
* @constructor
*/
gui.Clipboard = function Clipboard(mimeDataExporter) {
"use strict";
/**
* Copy the contents of the supplied range onto the clipboard (if available).
* @param {!Event} e
* @param {!Range} range Selection range to copy into the clipboard
* @return {boolean} Returns true if the data was successfully copied to the clipboard
*/
this.setDataFromRange = function (e, range) {
var result,
clipboard = e.clipboardData,
/**@type{?Window}*/window = runtime.getWindow();
// IE
if (!clipboard && window) {
clipboard = window.clipboardData;
}
if (clipboard) {
result = true;
mimeDataExporter.exportRangeToDataTransfer(/**@type{!DataTransfer}*/(clipboard), range);
// By calling preventDefault on the copy event, no data is actually placed into the clipboard.
// However, if we don't call it, the data we add is stripped out and thrown away :-/
e.preventDefault();
} else {
result = false;
}
return result;
};
};