layout/printing/nsPrintPreviewListener.h
author Dão Gottwald <dao@mozilla.com>
Thu, 03 Feb 2011 08:18:42 +0100
changeset 61831 2f353922a56cfd345ecf179e6c28a18517a39f88
parent 1 9b2a99adc05e53cd4010de512f50118594756650
child 94475 f4157e8c410708d76703f19e4dfb61859bfe32d8
permissions -rw-r--r--
Bug 629898 - Set min-width on statuspanel for less jitter. r=jag/gavin

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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#ifndef nsPrintPreviewListener_h__
#define nsPrintPreviewListener_h__

// Interfaces needed to be included
#include "nsIDOMEventListener.h"
#include "nsIDOMEventTarget.h"
// Helper Classes
#include "nsCOMPtr.h"

//
// class nsPrintPreviewListener
//
// The class that listens to the chrome events and tells the embedding
// chrome to show context menus, as appropriate. Handles registering itself
// with the DOM with AddChromeListeners() and removing itself with
// RemoveChromeListeners().
//
class nsPrintPreviewListener : public nsIDOMEventListener

{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIDOMEVENTLISTENER
  
  nsPrintPreviewListener(nsIDOMEventTarget* aTarget);

  // Add/remove the relevant listeners, based on what interfaces
  // the embedding chrome implements.
  nsresult AddListeners();
  nsresult RemoveListeners();

private:

  nsCOMPtr<nsIDOMEventTarget> mEventTarget;

}; // class nsPrintPreviewListener



#endif /* nsPrintPreviewListener_h__ */