gecko/content/base/public/nsCopySupport.h

82 lines
3.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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* ***** END LICENSE BLOCK ***** */
#ifndef nsCopySupport_h__
#define nsCopySupport_h__
#include "nscore.h"
class nsISelection;
class nsIDocument;
class nsIImageLoadingContent;
class nsIContent;
class nsITransferable;
class nsACString;
class nsAString;
class nsIDOMNode;
class nsCopySupport
{
// class of static helper functions for copy support
public:
static nsresult HTMLCopy(nsISelection *aSel, nsIDocument *aDoc, PRInt16 aClipboardID);
static nsresult DoHooks(nsIDocument *aDoc, nsITransferable *aTrans,
PRBool *aDoPutOnClipboard);
static nsresult IsPlainTextContext(nsISelection *aSel, nsIDocument *aDoc, PRBool *aIsPlainTextContext);
// Get the selection, or entire document, in the format specified by the mime type
// (text/html or text/plain). If aSel is non-null, use it, otherwise get the entire
// doc.
static nsresult GetContents(const nsACString& aMimeType, PRUint32 aFlags, nsISelection *aSel, nsIDocument *aDoc, nsAString& outdata);
static nsresult ImageCopy(nsIImageLoadingContent* aImageElement,
PRInt32 aCopyFlags);
// Given the current selection, find the target that
// before[copy,cut,paste] and [copy,cut,paste] events will fire on.
static nsresult GetClipboardEventTarget(nsISelection *aSel,
nsIDOMNode **aEventTarget);
// Get the selection as a transferable. Similar to HTMLCopy except does
// not deal with the clipboard.
static nsresult GetTransferableForSelection(nsISelection * aSelection,
nsIDocument * aDocument,
nsITransferable ** aTransferable);
};
#endif