gecko-dev/network/module/nsIURL.h

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3.6 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsIURL_h___
#define nsIURL_h___
#include "nscore.h"
#include "nsISupports.h"
class nsIInputStream;
class nsIStreamListener;
class nsString;
#define NS_IURL_IID \
{ 0x6ecb2900, 0x93b5, 0x11d1, \
{0x89, 0x5b, 0x00, 0x60, 0x08, 0x91, 0x1b, 0x81} }
/**
* TEMPORARY INTERFACE; this <B><EM><STRONG>will</STRONG></EM></B> will be
* going away
*/
class nsIURL : public nsISupports {
public:
/** Open the url for reading and return a new input stream for the
* url. The caller must release the input stream when done with it.
*/
virtual nsIInputStream* Open(PRInt32* aErrorCode) = 0;
virtual nsresult Open(nsIStreamListener *) = 0;
/** Equality operator */
virtual PRBool operator==(const nsIURL& aURL) const = 0;
virtual nsresult Set(const char *aNewSpec) = 0;
virtual nsresult SetReloadType(const PRInt32 type) = 0;
/** Accessors */
//@{
/**
@return protocol part of the URL */
virtual const char* GetProtocol() const = 0;
/** @return host part of the URL */
virtual const char* GetHost() const = 0;
/** @return file part of the URL */
virtual const char* GetFile() const = 0;
/** @return ref part of the URL */
virtual const char* GetRef() const = 0;
/** @return search part of the URL */
virtual const char* GetSearch() const = 0;
/** @return string originally used to construct the URL */
virtual const char* GetSpec() const = 0;
/** @return ref part of the URL */
virtual PRInt32 GetPort() const = 0;
/** @return the nsISupports pointer to a container */
virtual nsISupports* GetContainer() const = 0;
/** @return the reload type for this url */
virtual PRInt32 GetReloadType() const = 0;
//@}
/** Write the URL to aString, overwriting previous contents. */
virtual void ToString(nsString& aString) const = 0;
};
/** Create a new URL from aSpec. */
extern NS_NET nsresult NS_NewURL(nsIURL** aInstancePtrResult,
const nsString& aSpec);
/** Create a new URL, interpreting aSpec as relative to aURL. */
extern NS_NET nsresult NS_NewURL(nsIURL** aInstancePtrResult,
const nsIURL* aURL,
const nsString& aSpec);
/** Create a new URL from aSpec, set it's mWebShell field to webshell. */
extern NS_NET nsresult NS_NewURL(nsIURL** aInstancePtrResult,
const nsString& aSpec,
nsISupports* container);
/**
* Utility routine to take a url (may be nsnull) and a base url (may
* be empty), and a url spec and combine them properly into a new
* absolute url.
*/
extern NS_NET nsresult NS_MakeAbsoluteURL(nsIURL* aURL,
const nsString& aBaseURL,
const nsString& aSpec,
nsString& aResult);
#endif /* nsIURL_h___ */