/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * The contents of this file are subject to the Netscape Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

/*
 * A C-interface to the progress manager.
 */

#ifndef progress_h__
#define progress_h__

#include "prtypes.h"
#include "structs.h"
#include "net.h"

PR_BEGIN_EXTERN_C

/**
 * Create a progress manager in the specified context if one does
 * not already exist.
 */
extern void
PM_EnsureProgressManager(MWContext* context);

/**
 * Release the progress manager from the specified context.
 *
 * <p> Note that this will not necessarily destroy the progress
 * manager and unbind it from the context: it simply decrements the
 * reference count onthe progress manager.
 */
extern void
PM_ReleaseProgressManager(MWContext* context);

/**
 * Notify the progress manager for the specified context that the
 * specified URL has begun to connect.
 */
extern void
PM_StartBinding(MWContext* context, const URL_Struct* url);

/**
 * Notify the progress manager for the specified context that some
 * progress has been made for the specified URL.
 */
extern void
PM_Progress(MWContext* context, const URL_Struct* url, PRUint32 bytesReceived, PRUint32 contentLength);

/**
 * Notify the progress manager for the specified context of status
 * for the specified URL. The progress manager will make a copy of the
 * message.
 */
extern void
PM_Status(MWContext* context, const URL_Struct* url, const char* message);

/**
 * Notify the progress manager that the specified URL transfer has
 * beein suspended.
 */
extern void
PM_Suspend(MWContext* context, const URL_Struct* url);

/**
 * Notify the progress manager that the specified URL transfer has
 * been resumed.
 */
extern void
PM_Resume(MWContext* context, const URL_Struct* url);


/**
 * Notify the progress manager for the specified context that the
 * URL has completed.
 */
extern void
PM_StopBinding(MWContext* context, const URL_Struct* url, PRInt32 status, const char* message);

PR_END_EXTERN_C

#endif /* progress_h__ */