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nsIUnicharBuffer.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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00015  * The Original Code is mozilla.org code.
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00017  * The Initial Developer of the Original Code is
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00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
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00037 #ifndef nsIUnicharBuffer_h___
00038 #define nsIUnicharBuffer_h___
00039 
00040 #include "nscore.h"
00041 #include "nsISupports.h"
00042 
00043 #define NS_IUNICHARBUFFER_IID \
00044 { 0x14cf6970, 0x93b5, 0x11d1, \
00045   {0x89, 0x5b, 0x00, 0x60, 0x08, 0x91, 0x1b, 0x81} }
00046 
00048 class nsIUnicharBuffer : public nsISupports {
00049 public:
00050   NS_DEFINE_STATIC_IID_ACCESSOR(NS_IUNICHARBUFFER_IID);
00051 
00052   NS_IMETHOD Init(PRUint32 aBufferSize) = 0;
00053   NS_IMETHOD_(PRInt32) GetLength() const = 0;
00054   NS_IMETHOD_(PRInt32) GetBufferSize() const = 0;
00055   NS_IMETHOD_(PRUnichar*) GetBuffer() const = 0;
00056   NS_IMETHOD_(PRBool) Grow(PRInt32 aNewSize) = 0;
00057 };
00058 
00060 extern NS_COM nsresult
00061 NS_NewUnicharBuffer(nsIUnicharBuffer** aInstancePtrResult,
00062                     nsISupports* aOuter,
00063                     PRUint32 aBufferSize = 0);
00064 
00065 #define NS_UNICHARBUFFER_CID                         \
00066 { /* c81fd8f0-0d6b-11d3-9331-00104ba0fd40 */         \
00067     0xc81fd8f0,                                      \
00068     0x0d6b,                                          \
00069     0x11d3,                                          \
00070     {0x93, 0x31, 0x00, 0x10, 0x4b, 0xa0, 0xfd, 0x40} \
00071 }
00072 
00073 #endif /* nsIUnicharBuffer_h___ */