dom/public/nsIScriptTimeoutHandler.h
author roc+@cs.cmu.edu
Tue, 29 May 2007 02:45:30 -0700
changeset 1938 2cf6bf8e3792adc54877ada0dd9bfb0fed805cc8
parent 1 9b2a99adc05e53cd4010de512f50118594756650
child 5898 3bf9731919704fd256be98aa463ac5e2ce4ed07a
permissions -rw-r--r--
Bug 372970. Implement navigator.offlineResources. patch by Dave Camp, r+sr=jst

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sw=2 et tw=80: */
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * Contributor(s):
 *   Mark Hammond <mhammond@skippinet.com.au>
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#ifndef nsIScriptTimeoutHandler_h___
#define nsIScriptTimeoutHandler_h___

class nsIArray;

#define NS_ISCRIPTTIMEOUTHANDLER_IID \
{ /* {260C0DAB-0DCF-4c75-B820-46C31005718D} */ \
  0x260c0dab, 0xdcf, 0x4c75, \
  { 0xb8, 0x20, 0x46, 0xc3, 0x10, 0x5, 0x71, 0x8d } }

/**
 * Abstraction of the script objects etc required to do timeouts in a
 * language agnostic way.
 */

class nsIScriptTimeoutHandler : public nsISupports
{
public:
  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISCRIPTTIMEOUTHANDLER_IID)

  // Get the script-type (language) implementing this timeout.
  virtual PRUint32 GetScriptTypeID() = 0;

  // Get a script object for the language suitable for passing back to
  // the language's context as an event handler.  If this returns nsnull,
  // GetHandlerText() will be called to get the string.
  virtual void *GetScriptObject() = 0;

  // Get the handler text of not a compiled object.
  virtual const PRUnichar *GetHandlerText() = 0;

  // Get the location of the script.
  virtual void GetLocation(const char **aFileName, PRUint32 *aLineNo) = 0;

  // If a script object, get the argv suitable for passing back to the
  // script context.
  virtual nsIArray *GetArgv() = 0;

  // Get the language version for this timeout.
  virtual PRUint32 GetScriptVersion() = 0;

  // Set the "secret" final lateness arg.  This will be called before
  // GetArgv(), which should reflect this lateness value.
  virtual void SetLateness(PRIntervalTime aHowLate) = 0;
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsIScriptTimeoutHandler,
                              NS_ISCRIPTTIMEOUTHANDLER_IID)

#endif // nsIScriptTimeoutHandler_h___