зеркало из https://github.com/mozilla/pjs.git
98 строки
3.7 KiB
JavaScript
98 строки
3.7 KiB
JavaScript
/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Matthew Goodger <ben@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/**
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* nsClipboard - wrapper around nsIClipboard and nsITransferable
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* that simplifies access to the clipboard.
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**/
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var nsClipboard = {
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_CB: null,
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get mClipboard()
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{
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if (!this._CB)
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{
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const kCBContractID = "@mozilla.org/widget/clipboard;1";
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const kCBIID = Components.interfaces.nsIClipboard;
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this._CB = Components.classes[kCBContractID].getService(kCBIID);
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}
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return this._CB;
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},
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currentClipboard: null,
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/**
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* Array/Object read (Object aFlavourList, long aClipboard, Bool aAnyFlag) ;
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*
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* returns the data in the clipboard
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*
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* @param FlavourSet aFlavourSet
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* formatted list of desired flavours
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* @param long aClipboard
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* the clipboard to read data from (kSelectionClipboard/kGlobalClipboard)
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* @param Bool aAnyFlag
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* should be false.
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**/
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read: function (aFlavourList, aClipboard, aAnyFlag)
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{
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this.currentClipboard = aClipboard;
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var data = nsTransferable.get(aFlavourList, this.getClipboardTransferable, aAnyFlag);
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return data.first.first; // only support one item
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},
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/**
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* nsISupportsArray getClipboardTransferable (Object aFlavourList) ;
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*
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* returns a nsISupportsArray of the item on the clipboard
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*
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* @param Object aFlavourList
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* formatted list of desired flavours.
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**/
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getClipboardTransferable: function (aFlavourList)
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{
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const supportsContractID = "@mozilla.org/supports-array;1";
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const supportsIID = Components.interfaces.nsISupportsArray;
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var supportsArray = Components.classes[supportsContractID].createInstance(supportsIID);
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var trans = nsTransferable.createTransferable();
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for (var flavour in aFlavourList)
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trans.addDataFlavor(flavour);
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nsClipboard.mClipboard.getData(trans, nsClipboard.currentClipboard)
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supportsArray.AppendElement(trans);
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return supportsArray;
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}
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};
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