extensions/xforms/nsXFormsResetElement.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is Mozilla XForms support.
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Olli Pettay.
  19  * Portions created by the Initial Developer are Copyright (C) 2004
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *   Olli Pettay <Olli.Pettay@helsinki.fi> (original author)
  24  *
  25  * Alternatively, the contents of this file may be used under the terms of
  26  * either of the GNU General Public License Version 2 or later (the "GPL"),
  27  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28  * in which case the provisions of the GPL or the LGPL are applicable instead
  29  * of those above. If you wish to allow use of your version of this file only
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  33  * and other provisions required by the GPL or the LGPL. If you do not delete
  34  * the provisions above, a recipient may use your version of this file under
  35  * the terms of any one of the MPL, the GPL or the LGPL.
  36  *
  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #include "nsXFormsActionModuleBase.h"
  40 #include "nsXFormsActionElement.h"
  41
  42 class nsXFormsResetElement : public nsXFormsActionModuleBase
  43 {
  44 public:
  45   nsXFormsResetElement();
  46   virtual nsresult HandleSingleAction(nsIDOMEvent* aEvent,
  47                                       nsIXFormsActionElement *aParentAction);
  48 };
  49
  50 nsXFormsResetElement::nsXFormsResetElement()
  51 {
  52 }
  53
  54 nsresult
  55 nsXFormsResetElement::HandleSingleAction(nsIDOMEvent* aEvent,
  56                                          nsIXFormsActionElement *aParentAction)
  57 {
  58   nsCOMPtr<nsIModelElementPrivate> modelPriv = nsXFormsUtils::GetModel(mElement);
  59   nsCOMPtr<nsIDOMNode> model = do_QueryInterface(modelPriv);
  60   NS_ENSURE_STATE(model);
  61
  62   if (aParentAction) {
  63     aParentAction->SetRebuild(modelPriv, PR_FALSE);
  64     aParentAction->SetRecalculate(modelPriv, PR_FALSE);
  65     aParentAction->SetRevalidate(modelPriv, PR_FALSE);
  66     aParentAction->SetRefresh(modelPriv, PR_FALSE);
  67   }
  68   return nsXFormsUtils::DispatchEvent(model, eEvent_Reset);
  69 }
  70
  71 NS_HIDDEN_(nsresult)
  72 NS_NewXFormsResetElement(nsIXTFElement **aResult)
  73 {
  74   *aResult = new nsXFormsResetElement();
  75   if (!*aResult)
  76     return NS_ERROR_OUT_OF_MEMORY;
  77
  78   NS_ADDREF(*aResult);
  79   return NS_OK;
  80 }
  81