gecko/content/events/src/nsPaintRequest.h
2009-09-04 16:49:18 +12:00

103 lines
3.2 KiB
C++

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* 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
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* 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 code.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Robert O'Callahan <robert@ocallahan.org>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef NSPAINTREQUEST_H_
#define NSPAINTREQUEST_H_
#include "nsIDOMPaintRequest.h"
#include "nsIDOMPaintRequestList.h"
#include "nsPresContext.h"
#include "nsClientRect.h"
class nsPaintRequest : public nsIDOMPaintRequest
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMPAINTREQUEST
nsPaintRequest() { mRequest.mFlags = 0; }
void SetRequest(const nsInvalidateRequestList::Request& aRequest)
{ mRequest = aRequest; }
private:
~nsPaintRequest() {}
nsInvalidateRequestList::Request mRequest;
};
class nsPaintRequestList : public nsIDOMPaintRequestList
{
public:
nsPaintRequestList() {}
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMPAINTREQUESTLIST
void Append(nsIDOMPaintRequest* aElement) { mArray.AppendObject(aElement); }
nsIDOMPaintRequest* GetItemAt(PRUint32 aIndex)
{
return mArray.SafeObjectAt(aIndex);
}
static nsPaintRequestList* FromSupports(nsISupports* aSupports)
{
#ifdef DEBUG
{
nsCOMPtr<nsIDOMPaintRequestList> list_qi = do_QueryInterface(aSupports);
// If this assertion fires the QI implementation for the object in
// question doesn't use the nsIDOMClientRectList pointer as the nsISupports
// pointer. That must be fixed, or we'll crash...
NS_ASSERTION(list_qi == static_cast<nsIDOMPaintRequestList*>(aSupports),
"Uh, fix QI!");
}
#endif
return static_cast<nsPaintRequestList*>(aSupports);
}
private:
~nsPaintRequestList() {}
nsCOMArray<nsIDOMPaintRequest> mArray;
};
#endif /*NSPAINTREQUEST_H_*/