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- /* -*- 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 \
- {0x3c4cfec2, 0x4438, 0x48df, {0xa2, 0x12, 0x30, 0x5e, 0x5a, 0xd8, 0xbb, 0xa0}}
-
- /**
- * 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;
-
- /**
- * Append the text content to aResult.
- */
- virtual void AppendTextTo(nsAString& aResult) = 0;
- };
-
- // XXX These belong elsewhere
- /**
- * There's no need to pass in aOwnerDocument if the node is going to be
- * inserted *immediately* after creation.
- */
- nsresult
- NS_NewTextNode(nsITextContent **aResult, nsIDocument *aOwnerDocument = nsnull);
-
- /**
- * There's no need to pass in aOwnerDocument if the node is going to be
- * inserted *immediately* after creation.
- */
- nsresult
- NS_NewCommentNode(nsIContent **aResult, nsIDocument *aOwnerDocument = nsnull);
-
-
- #endif /* nsITextContent_h___ */
-