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| 1 /* |
| 2 * DO NOT EDIT. THIS FILE IS GENERATED FROM c:/builds/tinderbox/XR-Mozilla1.8.0
-Release/WINNT_5.2_Depend/mozilla/embedding/browser/webBrowser/nsIWebBrowserStre
am.idl |
| 3 */ |
| 4 |
| 5 #ifndef __gen_nsIWebBrowserStream_h__ |
| 6 #define __gen_nsIWebBrowserStream_h__ |
| 7 |
| 8 |
| 9 #ifndef __gen_nsISupports_h__ |
| 10 #include "nsISupports.h" |
| 11 #endif |
| 12 |
| 13 /* For IDL files that don't want to include root IDL files. */ |
| 14 #ifndef NS_NO_VTABLE |
| 15 #define NS_NO_VTABLE |
| 16 #endif |
| 17 class nsIURI; /* forward declaration */ |
| 18 |
| 19 |
| 20 /* starting interface: nsIWebBrowserStream */ |
| 21 #define NS_IWEBBROWSERSTREAM_IID_STR "86d02f0e-219b-4cfc-9c88-bd98d2cce0b8" |
| 22 |
| 23 #define NS_IWEBBROWSERSTREAM_IID \ |
| 24 {0x86d02f0e, 0x219b, 0x4cfc, \ |
| 25 { 0x9c, 0x88, 0xbd, 0x98, 0xd2, 0xcc, 0xe0, 0xb8 }} |
| 26 |
| 27 /** |
| 28 * This interface provides a way to stream data to the web browser. This allows |
| 29 * loading of data from sources which can not be accessed using URIs and |
| 30 * nsIWebNavigation. |
| 31 * |
| 32 * @status FROZEN |
| 33 */ |
| 34 class NS_NO_VTABLE nsIWebBrowserStream : public nsISupports { |
| 35 public: |
| 36 |
| 37 NS_DEFINE_STATIC_IID_ACCESSOR(NS_IWEBBROWSERSTREAM_IID) |
| 38 |
| 39 /** |
| 40 * Prepare to load a stream of data. When this function returns successfully, |
| 41 * it must be paired by a call to closeStream. |
| 42 * |
| 43 * @param aBaseURI |
| 44 * The base URI of the data. Must not be null. Relative |
| 45 * URIs will be resolved relative to this URI. |
| 46 * @param aContentType |
| 47 * ASCII string giving the content type of the data. If rendering |
| 48 * content of this type is not supported, this method fails. |
| 49 * This string may include a charset declaration, for example: |
| 50 * text/html;charset=ISO-8859-1 |
| 51 * |
| 52 * @throw NS_ERROR_NOT_AVAILABLE |
| 53 * The requested content type is not supported. |
| 54 * @throw NS_ERROR_IN_PROGRESS |
| 55 * openStream was called twice without an intermediate closeStream. |
| 56 */ |
| 57 /* void openStream (in nsIURI aBaseURI, in ACString aContentType); */ |
| 58 NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType) = 0; |
| 59 |
| 60 /** |
| 61 * Append data to this stream. |
| 62 * @param aData The data to append |
| 63 * @param aLen Length of the data to append. |
| 64 * |
| 65 * @note To append more than 4 GB of data, call this method multiple times. |
| 66 */ |
| 67 /* void appendToStream ([array, size_is (aLen), const] in octet aData, in unsi
gned long aLen); */ |
| 68 NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen) = 0; |
| 69 |
| 70 /** |
| 71 * Notifies the browser that all the data has been appended. This may notify |
| 72 * the user that the browser is "done loading" in some form. |
| 73 * |
| 74 * @throw NS_ERROR_UNEXPECTED |
| 75 * This method was called without a preceding openStream. |
| 76 */ |
| 77 /* void closeStream (); */ |
| 78 NS_IMETHOD CloseStream(void) = 0; |
| 79 |
| 80 }; |
| 81 |
| 82 /* Use this macro when declaring classes that implement this interface. */ |
| 83 #define NS_DECL_NSIWEBBROWSERSTREAM \ |
| 84 NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType); \ |
| 85 NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen); \ |
| 86 NS_IMETHOD CloseStream(void); |
| 87 |
| 88 /* Use this macro to declare functions that forward the behavior of this interfa
ce to another object. */ |
| 89 #define NS_FORWARD_NSIWEBBROWSERSTREAM(_to) \ |
| 90 NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType) { ret
urn _to OpenStream(aBaseURI, aContentType); } \ |
| 91 NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen) { return _to Ap
pendToStream(aData, aLen); } \ |
| 92 NS_IMETHOD CloseStream(void) { return _to CloseStream(); } |
| 93 |
| 94 /* Use this macro to declare functions that forward the behavior of this interfa
ce to another object in a safe way. */ |
| 95 #define NS_FORWARD_SAFE_NSIWEBBROWSERSTREAM(_to) \ |
| 96 NS_IMETHOD OpenStream(nsIURI *aBaseURI, const nsACString & aContentType) { ret
urn !_to ? NS_ERROR_NULL_POINTER : _to->OpenStream(aBaseURI, aContentType); } \ |
| 97 NS_IMETHOD AppendToStream(const PRUint8 *aData, PRUint32 aLen) { return !_to ?
NS_ERROR_NULL_POINTER : _to->AppendToStream(aData, aLen); } \ |
| 98 NS_IMETHOD CloseStream(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Clos
eStream(); } |
| 99 |
| 100 #if 0 |
| 101 /* Use the code below as a template for the implementation class for this interf
ace. */ |
| 102 |
| 103 /* Header file */ |
| 104 class nsWebBrowserStream : public nsIWebBrowserStream |
| 105 { |
| 106 public: |
| 107 NS_DECL_ISUPPORTS |
| 108 NS_DECL_NSIWEBBROWSERSTREAM |
| 109 |
| 110 nsWebBrowserStream(); |
| 111 |
| 112 private: |
| 113 ~nsWebBrowserStream(); |
| 114 |
| 115 protected: |
| 116 /* additional members */ |
| 117 }; |
| 118 |
| 119 /* Implementation file */ |
| 120 NS_IMPL_ISUPPORTS1(nsWebBrowserStream, nsIWebBrowserStream) |
| 121 |
| 122 nsWebBrowserStream::nsWebBrowserStream() |
| 123 { |
| 124 /* member initializers and constructor code */ |
| 125 } |
| 126 |
| 127 nsWebBrowserStream::~nsWebBrowserStream() |
| 128 { |
| 129 /* destructor code */ |
| 130 } |
| 131 |
| 132 /* void openStream (in nsIURI aBaseURI, in ACString aContentType); */ |
| 133 NS_IMETHODIMP nsWebBrowserStream::OpenStream(nsIURI *aBaseURI, const nsACString
& aContentType) |
| 134 { |
| 135 return NS_ERROR_NOT_IMPLEMENTED; |
| 136 } |
| 137 |
| 138 /* void appendToStream ([array, size_is (aLen), const] in octet aData, in unsign
ed long aLen); */ |
| 139 NS_IMETHODIMP nsWebBrowserStream::AppendToStream(const PRUint8 *aData, PRUint32
aLen) |
| 140 { |
| 141 return NS_ERROR_NOT_IMPLEMENTED; |
| 142 } |
| 143 |
| 144 /* void closeStream (); */ |
| 145 NS_IMETHODIMP nsWebBrowserStream::CloseStream() |
| 146 { |
| 147 return NS_ERROR_NOT_IMPLEMENTED; |
| 148 } |
| 149 |
| 150 /* End of implementation class template. */ |
| 151 #endif |
| 152 |
| 153 |
| 154 #endif /* __gen_nsIWebBrowserStream_h__ */ |
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