layout/xul/nsPIBoxObject.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef nsPIBoxObject_h___
   7 #define nsPIBoxObject_h___
   8
   9 #include "nsIBoxObject.h"
  10
  11 // {2b8bb262-1b0f-4572-ba87-5d4ae4954445}
  12 #define NS_PIBOXOBJECT_IID \
  13 { 0x2b8bb262, 0x1b0f, 0x4572, \
  14   { 0xba, 0x87, 0x5d, 0x4a, 0xe4, 0x95, 0x44, 0x45 } }
  15
  16
  17 class nsIContent;
  18
  19 class nsPIBoxObject : public nsIBoxObject
  20 {
  21 public:
  22   NS_DECLARE_STATIC_IID_ACCESSOR(NS_PIBOXOBJECT_IID)
  23
  24   virtual nsresult Init(nsIContent* aContent) = 0;
  25
  26   // Drop the weak ref to the content node as needed
  27   virtual void Clear() = 0;
  28
  29   // The values cached by the implementation of this interface should be
  30   // cleared when this method is called.
  31   virtual void ClearCachedValues() = 0;
  32 };
  33
  34 NS_DEFINE_STATIC_IID_ACCESSOR(nsPIBoxObject, NS_PIBOXOBJECT_IID)
  35
  36 #endif
  37