111 lines
3.7 KiB
C++
111 lines
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla XForms support.
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*
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* The Initial Developer of the Original Code is
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* Olli Pettay.
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* Portions created by the Initial Developer are Copyright (C) 2004
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Olli Pettay <Olli.Pettay@helsinki.fi> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsXFormsActionModuleBase.h"
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#include "nsIDOMDocument.h"
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#include "nsIDOMEvent.h"
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#include "nsIDOMElement.h"
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#include "nsStringAPI.h"
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#include "nsXFormsUtils.h"
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#include "nsIXFormsSwitchElement.h"
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/**
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* XForms Toggle element. According to the the XForms Schema it can be handled
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* like Action Module elements.
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*/
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class nsXFormsToggleElement : public nsXFormsActionModuleBase
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{
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public:
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nsXFormsToggleElement();
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virtual nsresult HandleSingleAction(nsIDOMEvent* aEvent,
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nsIXFormsActionElement *aParentAction);
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};
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nsXFormsToggleElement::nsXFormsToggleElement()
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{
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}
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nsresult
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nsXFormsToggleElement::HandleSingleAction(nsIDOMEvent* aEvent,
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nsIXFormsActionElement *aParentAction)
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{
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// The case's ID can come from the value attribute of the child
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// 'case' element, the string-value of the child 'case'
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// element, or the case attribute of the 'toggle'
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// element. Precedence is in that order.
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nsAutoString caseValue;
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nsresult rv;
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rv = nsXFormsUtils::GetAttributeOrChild(NS_LITERAL_STRING("case"),
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mElement,
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caseValue);
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NS_ENSURE_SUCCESS(rv, rv);
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if (caseValue.IsEmpty()) {
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return NS_OK;
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}
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nsCOMPtr<nsIDOMElement> caseEl;
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nsXFormsUtils::GetElementById(caseValue, PR_TRUE, mElement,
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getter_AddRefs(caseEl));
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if (!caseEl)
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return NS_OK;
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if (!nsXFormsUtils::IsXFormsElement(caseEl, NS_LITERAL_STRING("case")))
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return NS_OK;
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nsCOMPtr<nsIDOMNode> parent;
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caseEl->GetParentNode(getter_AddRefs(parent));
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nsCOMPtr<nsIXFormsSwitchElement> switchEl(do_QueryInterface(parent));
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if (switchEl)
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switchEl->SetSelected(caseEl, PR_TRUE);
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return NS_OK;
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}
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NS_HIDDEN_(nsresult)
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NS_NewXFormsToggleElement(nsIXTFElement **aResult)
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{
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*aResult = new nsXFormsToggleElement();
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if (!*aResult)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(*aResult);
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return NS_OK;
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}
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