зеркало из https://github.com/mozilla/pjs.git
143 строки
4.6 KiB
C++
143 строки
4.6 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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* IBM Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Aaron Reed (aaronr@us.ibm.com)
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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#ifndef nsXFormsContextControl_h_
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#define nsXFormsContextControl_h_
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#include "nsCOMPtr.h"
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#include "nsAutoPtr.h"
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#include "nsIXTFElementWrapper.h"
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#include "nsIXFormsRepeatItemElement.h"
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#include "nsIDOMEvent.h"
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#include "nsIDOM3Node.h"
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#include "nsXFormsControlStub.h"
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class nsXFormsContextContainer;
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class nsXFormsFocusListener : public nsIDOMEventListener {
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public:
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nsXFormsFocusListener(nsXFormsContextContainer* aContainer)
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: mContainer(aContainer) {}
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMEVENTLISTENER
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void Detach()
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{
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mContainer = nsnull;
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}
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protected:
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nsXFormsContextContainer* mContainer;
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};
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/**
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* Implementation of \<contextcontainer\>.
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*
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* \<contextcontainer\> is a pseudo-element that is wrapped around each row in
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* an "unrolled" \<repeat\>. @see nsXFormsRepeatElement
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*
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* @todo Support ::repeat-item and ::repeat-index pseudo-elements. (XXX)
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* @see http://www.w3.org/TR/xforms/sliceF.html#id2645142
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* @see http://bugzilla.mozilla.org/show_bug.cgi?id=271724
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*/
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class nsXFormsContextContainer : public nsXFormsControlStub,
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public nsIXFormsRepeatItemElement
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{
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protected:
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/** The handler for the focus event */
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nsRefPtr<nsXFormsFocusListener> mFocusListener;
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/** The context position for the element */
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PRInt32 mContextPosition;
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/** The context size for the element */
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PRInt32 mContextSize;
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/** Does this element have the repeat-index? */
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PRPackedBool mHasIndex;
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/** Has context changed since last bind? */
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PRPackedBool mContextIsDirty;
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public:
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nsXFormsContextContainer()
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: mContextPosition(1), mContextSize(1), mHasIndex(PR_FALSE),
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mContextIsDirty(PR_FALSE) {}
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NS_DECL_ISUPPORTS_INHERITED
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// nsIXTFElement overrides
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NS_IMETHOD CloneState(nsIDOMElement *aElement);
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NS_IMETHOD DocumentChanged(nsIDOMDocument *aNewDocument);
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// nsIXFormsControl
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NS_IMETHOD Bind(PRBool *aContextChanged);
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NS_IMETHOD SetContext(nsIDOMNode *aContextNode,
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PRInt32 aContextPosition,
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PRInt32 aContextSize);
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NS_IMETHOD GetContext(nsAString &aModelID,
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nsIDOMNode **aContextNode,
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PRInt32 *aContextPosition,
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PRInt32 *aContextSize);
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NS_IMETHOD IsEventTarget(PRBool *aOK);
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// nsIXFormsRepeatItemElement
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NS_DECL_NSIXFORMSREPEATITEMELEMENT
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nsresult HandleFocus(nsIDOMEvent *aEvent);
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// Overriding to make sure only appropriate values can be set.
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void SetRepeatState(nsRepeatState aState);
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#ifdef DEBUG_smaug
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virtual const char* Name() {
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if (mElement) {
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nsAutoString localName;
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mElement->GetLocalName(localName);
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return NS_ConvertUTF16toUTF8(localName).get();
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}
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return "contextcontainer(inline?)";
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}
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#endif
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};
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/* Factory methods */
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NS_HIDDEN_(nsresult)
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NS_NewXFormsContextContainer(nsIXTFElement **aResult);
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#endif
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