gecko-dev/xpcom/ds/nsIUnicharBuffer.h
alecf%netscape.com 5b7536c806 fix for bug 191416 - clean up nsIUnicharInputStream to make it more like nsIInputStream:
- hide Fill() (or remove it where not necessary)
- add ReadSegments() so that we can do reads without copying
- remove the extra offset parameter to Read()
r=dougt, sr=darin
2003-03-06 19:54:51 +00:00

74 lines
2.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
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* The Original Code is mozilla.org code.
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* the Initial Developer. All Rights Reserved.
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* Contributor(s):
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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#ifndef nsIUnicharBuffer_h___
#define nsIUnicharBuffer_h___
#include "nscore.h"
#include "nsISupports.h"
#define NS_IUNICHARBUFFER_IID \
{ 0x14cf6970, 0x93b5, 0x11d1, \
{0x89, 0x5b, 0x00, 0x60, 0x08, 0x91, 0x1b, 0x81} }
/// Interface to a buffer that holds unicode characters
class nsIUnicharBuffer : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IUNICHARBUFFER_IID);
NS_IMETHOD Init(PRUint32 aBufferSize) = 0;
NS_IMETHOD_(PRInt32) GetLength() const = 0;
NS_IMETHOD_(PRInt32) GetBufferSize() const = 0;
NS_IMETHOD_(PRUnichar*) GetBuffer() const = 0;
NS_IMETHOD_(PRBool) Grow(PRInt32 aNewSize) = 0;
};
/// Factory method for nsIUnicharBuffer.
extern NS_COM nsresult
NS_NewUnicharBuffer(nsIUnicharBuffer** aInstancePtrResult,
nsISupports* aOuter,
PRUint32 aBufferSize = 0);
#define NS_UNICHARBUFFER_CID \
{ /* c81fd8f0-0d6b-11d3-9331-00104ba0fd40 */ \
0xc81fd8f0, \
0x0d6b, \
0x11d3, \
{0x93, 0x31, 0x00, 0x10, 0x4b, 0xa0, 0xfd, 0x40} \
}
#endif /* nsIUnicharBuffer_h___ */