mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 16:46:26 +00:00
112 lines
3.7 KiB
C++
112 lines
3.7 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
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
#ifndef nsITextContent_h___
|
|
#define nsITextContent_h___
|
|
|
|
#include "nsIContent.h"
|
|
class nsString;
|
|
class nsTextFragment;
|
|
|
|
// IID for the nsITextContent interface
|
|
#define NS_ITEXT_CONTENT_IID \
|
|
{0xa6cf9065, 0x15b3, 0x11d2, {0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32}}
|
|
|
|
/**
|
|
* Interface for textual content. This interface is used to provide
|
|
* an efficient access to text content.
|
|
*/
|
|
class nsITextContent : public nsIContent {
|
|
public:
|
|
NS_DEFINE_STATIC_IID_ACCESSOR(NS_ITEXT_CONTENT_IID)
|
|
|
|
/**
|
|
* Get direct access (but read only) to the text in the text content.
|
|
*/
|
|
virtual const nsTextFragment *Text() = 0;
|
|
|
|
/**
|
|
* Get the length of the text content.
|
|
*/
|
|
virtual PRUint32 TextLength() = 0;
|
|
|
|
/**
|
|
* Set the text to the given value. If aNotify is PR_TRUE then
|
|
* the document is notified of the content change.
|
|
*/
|
|
virtual void SetText(const PRUnichar* aBuffer, PRUint32 aLength,
|
|
PRBool aNotify) = 0;
|
|
|
|
/**
|
|
* Set the text to the given value. If aNotify is PR_TRUE then
|
|
* the document is notified of the content change.
|
|
*/
|
|
virtual void SetText(const nsAString& aStr, PRBool aNotify) = 0;
|
|
|
|
/**
|
|
* Set the text to the given value. If aNotify is PR_TRUE then
|
|
* the document is notified of the content change.
|
|
*/
|
|
virtual void SetText(const char* aBuffer, PRUint32 aLength,
|
|
PRBool aNotify) = 0;
|
|
|
|
/**
|
|
* Query method to see if the frame is nothing but whitespace
|
|
*/
|
|
virtual PRBool IsOnlyWhitespace() = 0;
|
|
|
|
/**
|
|
* Clone this content node. Unlike the nsIDOMNode equivalent, this
|
|
* method allows you to specify whether to copy the text as well.
|
|
*/
|
|
virtual already_AddRefed<nsITextContent> CloneContent(PRBool aCloneText) = 0;
|
|
|
|
/**
|
|
* Append the text content to aResult.
|
|
*/
|
|
virtual void AppendTextTo(nsAString& aResult) = 0;
|
|
};
|
|
|
|
// XXX These belong elsewhere
|
|
nsresult
|
|
NS_NewTextNode(nsITextContent** aResult);
|
|
|
|
nsresult
|
|
NS_NewCommentNode(nsIContent** aResult);
|
|
|
|
|
|
#endif /* nsITextContent_h___ */
|