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/* -*- Mode: C++; 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 XForms support.
*
* The Initial Developer of the Original Code is
* Olli Pettay.
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Olli Pettay <Olli.Pettay@helsinki.fi> (original author)
*
* 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 ***** */
#include "nsXFormsStubElement.h"
#include "nsXFormsAtoms.h"
#include "nsXFormsUtils.h"
#include "nsIXFormsCaseElement.h"
#include "nsIXFormsCaseUIElement.h"
#include "nsIXFormsSwitchElement.h"
#include "nsCOMPtr.h"
#include "nsIDOMElement.h"
#include "nsString.h"
#include "nsIXTFBindableElementWrapper.h"
/**
* Implementation of the XForms case element.
*/
class nsXFormsCaseElement : public nsXFormsBindableStub,
public nsIXFormsCaseElement
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIXFORMSCASEELEMENT
NS_IMETHOD OnCreated(nsIXTFBindableElementWrapper *aWrapper);
NS_IMETHOD OnDestroyed();
NS_IMETHOD DoneAddingChildren();
nsXFormsCaseElement()
: mElement(nsnull), mSelected(PR_FALSE), mCachedSelectedAttr(PR_FALSE)
{
}
protected:
nsIDOMElement* mElement;
PRPackedBool mSelected;
PRPackedBool mCachedSelectedAttr;
};
NS_IMPL_ISUPPORTS_INHERITED1(nsXFormsCaseElement,
nsXFormsBindableStub,
nsIXFormsCaseElement)
NS_IMETHODIMP
nsXFormsCaseElement::OnCreated(nsIXTFBindableElementWrapper *aWrapper)
{
nsresult rv = nsXFormsBindableStub::OnCreated(aWrapper);
NS_ENSURE_SUCCESS(rv, rv);
aWrapper->SetNotificationMask(nsIXTFElement::NOTIFY_DONE_ADDING_CHILDREN);
nsCOMPtr<nsIDOMElement> node;
aWrapper->GetElementNode(getter_AddRefs(node));
// It's ok to keep a pointer to mElement. mElement will have an
// owning reference to this object, so as long as we null out mElement in
// OnDestroyed, it will always be valid.
mElement = node;
return NS_OK;
}
NS_IMETHODIMP
nsXFormsCaseElement::OnDestroyed()
{
mElement = nsnull;
return NS_OK;
}
NS_IMETHODIMP
nsXFormsCaseElement::DoneAddingChildren()
{
// cache the value of the "selected" attr
nsAutoString value;
mElement->GetAttribute(NS_LITERAL_STRING("selected"), value);
if (value.EqualsLiteral("true") || value.EqualsLiteral("1")) {
mCachedSelectedAttr = PR_TRUE;
}
return NS_OK;
}
NS_IMETHODIMP
nsXFormsCaseElement::GetInitialSelectedState(PRBool *aInitialSelectedState)
{
*aInitialSelectedState = mCachedSelectedAttr;
return NS_OK;
}
NS_IMETHODIMP
nsXFormsCaseElement::SetSelected(PRBool aEnable)
{
mSelected = aEnable;
nsCOMPtr<nsIXFormsCaseUIElement> caseUI(do_QueryInterface(mElement));
if (!caseUI)
return NS_ERROR_FAILURE;
caseUI->CaseSelected(mSelected);
return NS_OK;
}
NS_IMETHODIMP
nsXFormsCaseElement::WidgetAttached()
{
nsCOMPtr<nsIXFormsCaseUIElement> caseUI(do_QueryInterface(mElement));
NS_WARN_IF_FALSE(caseUI,
"Case element not implementing nsIXFormCaseUIElement?");
if (caseUI) {
caseUI->CaseSelected(mSelected);
}
return NS_OK;
}
NS_HIDDEN_(nsresult)
NS_NewXFormsCaseElement(nsIXTFElement **aResult)
{
*aResult = new nsXFormsCaseElement();
if (!*aResult)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(*aResult);
return NS_OK;
}
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