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/*
* DO NOT EDIT. THIS FILE IS GENERATED FROM c:/mozilla/embedding/browser/webBrowser/nsIWebBrowserStream.idl
*/
#ifndef __gen_nsIWebBrowserStream_h__
#define __gen_nsIWebBrowserStream_h__
#ifndef __gen_nsISupports_h__
#include "nsISupports.h"
#endif
/* For IDL files that don't want to include root IDL files. */
#ifndef NS_NO_VTABLE
#define NS_NO_VTABLE
#endif
class nsIURI; /* forward declaration */
/* starting interface: nsIWebBrowserStream */
#define NS_IWEBBROWSERSTREAM_IID_STR "86d02f0e-219b-4cfc-9c88-bd98d2cce0b8"
#define NS_IWEBBROWSERSTREAM_IID \
{0x86d02f0e, 0x219b, 0x4cfc, \
{ 0x9c, 0x88, 0xbd, 0x98, 0xd2, 0xcc, 0xe0, 0xb8 }}
/**
* This interface provides a way to stream data to the web browser. This allows
* loading of data from sources which can not be accessed using URIs and
* nsIWebNavigation.
*
* @status FROZEN
*/
class NS_NO_VTABLE nsIWebBrowserStream : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IWEBBROWSERSTREAM_IID)
/**
* Prepare to load a stream of data. When this function returns successfully,
* it must be paired by a call to closeStream.
*
* @param aBaseURI
* The base URI of the data. Must not be null. Relative
* URIs will be resolved relative to this URI.
* @param aContentType
* ASCII string giving the content type of the data. If rendering
* content of this type is not supported, this method fails.
* This string may include a charset declaration, for example:
* text/html;charset=ISO-8859-1
*
* @throw NS_ERROR_NOT_AVAILABLE
* The requested content type is not supported.
* @throw NS_ERROR_IN_PROGRESS
* openStream was called twice without an intermediate closeStream.
*/
/* void openStream (in nsIURI aBaseURI, in ACString aContentType); */
NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType) = 0;
/**
* Append data to this stream.
* @param aData The data to append
* @param aLen Length of the data to append.
*
* @note To append more than 4 GB of data, call this method multiple times.
*/
/* void appendToStream ([array, size_is (aLen), const] in octet aData, in unsigned long aLen); */
NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen) = 0;
/**
* Notifies the browser that all the data has been appended. This may notify
* the user that the browser is "done loading" in some form.
*
* @throw NS_ERROR_UNEXPECTED
* This method was called without a preceding openStream.
*/
/* void closeStream (); */
NS_IMETHOD CloseStream(void) = 0;
};
/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIWEBBROWSERSTREAM \
NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType); \
NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen); \
NS_IMETHOD CloseStream(void);
/* Use this macro to declare functions that forward the behavior of this interface to another object. */
#define NS_FORWARD_NSIWEBBROWSERSTREAM(_to) \
NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType) { return _to OpenStream(aBaseURI, aContentType); } \
NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen) { return _to AppendToStream(aData, aLen); } \
NS_IMETHOD CloseStream(void) { return _to CloseStream(); }
/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
#define NS_FORWARD_SAFE_NSIWEBBROWSERSTREAM(_to) \
NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType) { return !_to ? NS_ERROR_NULL_POINTER : _to->OpenStream(aBaseURI, aContentType); } \
NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen) { return !_to ? NS_ERROR_NULL_POINTER : _to->AppendToStream(aData, aLen); } \
NS_IMETHOD CloseStream(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->CloseStream(); }
#if 0
/* Use the code below as a template for the implementation class for this interface. */
/* Header file */
class nsWebBrowserStream : public nsIWebBrowserStream
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIWEBBROWSERSTREAM
nsWebBrowserStream();
private:
~nsWebBrowserStream();
protected:
/* additional members */
};
/* Implementation file */
NS_IMPL_ISUPPORTS1(nsWebBrowserStream, nsIWebBrowserStream)
nsWebBrowserStream::nsWebBrowserStream()
{
/* member initializers and constructor code */
}
nsWebBrowserStream::~nsWebBrowserStream()
{
/* destructor code */
}
/* void openStream (in nsIURI aBaseURI, in ACString aContentType); */
NS_IMETHODIMP nsWebBrowserStream::OpenStream(nsIURI *aBaseURI, const nsACString & aContentType)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* void appendToStream ([array, size_is (aLen), const] in octet aData, in unsigned long aLen); */
NS_IMETHODIMP nsWebBrowserStream::AppendToStream(const PRUint8 *aData, PRUint32 aLen)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* void closeStream (); */
NS_IMETHODIMP nsWebBrowserStream::CloseStream()
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* End of implementation class template. */
#endif
#endif /* __gen_nsIWebBrowserStream_h__ */
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