Mozilla/mozilla/extensions/transformiix/source/xpath/nsIXFormsUtilityService.h
doronr%us.ibm.com ae629dc37d Bug 282777 - Implement index() xpath function. Patch by aaronr@us.ibm.com, r=sicking, beaufour
git-svn-id: svn://10.0.0.236/trunk@169651 18797224-902f-48f8-a5cc-f745e15eee43
2005-02-23 17:17:47 +00:00

132 lines
5.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** 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
* IBM Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Aaron Reed <aaronr@us.ibm.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 nsIXFormsUtilityService_h
#define nsIXFormsUtilityService_h
#include "nsISupports.h"
/* For IDL files that don't want to include root IDL files. */
#ifndef NS_NO_VTABLE
#define NS_NO_VTABLE
#endif
class nsIDOMNode; /* forward declaration */
class nsIXFormsModelElement; /* forward declaration */
/* starting interface: nsIXFormsUtilityService */
#define NS_IXFORMSUTILITYSERVICE_IID_STR "4a744a59-8771-4065-959d-b8de3dad81da"
#define NS_IXFORMSUTILITYSERVICE_IID \
{0x4a744a59, 0x8771, 0x4065, \
{ 0x95, 0x9d, 0xb8, 0xde, 0x3d, 0xad, 0x81, 0xda }}
#define NS_XFORMS_UTILITY_CONTRACTID "@mozilla.org/xforms-utility-service;1"
/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIXFORMSUTILITYSERVICE \
NS_IMETHOD GetModelFromNode(nsIDOMNode *node, nsIDOMNode **_retval); \
NS_IMETHOD IsNodeAssocWithModel(nsIDOMNode *aNode, nsIDOMNode *aModel, PRBool *_retval); \
NS_IMETHOD GetInstanceDocumentRoot(const nsAString & aID, nsIDOMNode *aModelNode, nsIDOMNode **_retval); \
NS_IMETHOD ValidateString(const nsAString & aValue, const nsAString & aType, const nsAString & aNamespace, PRBool *_retval); \
NS_IMETHOD GetRepeatIndex(nsIDOMNode *aRepeat, PRUint32 *aIndex);
/**
* Private interface implemented by the nsXFormsUtilityService in XForms extension.
* Defining it here to prevent XPath requiring XForms extension.
*/
class NS_NO_VTABLE nsIXFormsUtilityService : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IXFORMSUTILITYSERVICE_IID)
/**
* Function to get the corresponding model element from a xforms node or
* a xforms instance data node.
*/
/* nsIDOMNode getModelFromNode (in nsIDOMNode node); */
NS_IMETHOD GetModelFromNode(nsIDOMNode *node, nsIDOMNode **_retval) = 0;
/**
* Function to see if the given node is associated with the given model.
* Right now this function is only called by XPath in the case of the
* instance() function.
* The provided node can be an instance node from an instance
* document and thus be associated to the model in that way (model elements
* contain instance elements). Otherwise the node will be an XForms element
* that was used as the context node of the XPath expression (i.e the
* XForms control has an attribute that contains an XPath expression).
* Form controls are associated with model elements either explicitly through
* single-node binding or implicitly (if model cannot by calculated, it
* will use the first model element encountered in the document). The model
* can also be inherited from a containing element like xforms:group or
* xforms:repeat.
*/
/* PRBool isNodeAssocWithModel (in nsIDOMNode aNode, in nsIDOMNode aModel); */
NS_IMETHOD IsNodeAssocWithModel(nsIDOMNode *aNode, nsIDOMNode *aModel, PRBool *_retval) = 0;
/**
* Function to get the instance document root for the instance element with
* the given id. The instance element must be associated with the given
* model.
*/
/* nsIDOMNode getInstanceDocumentRoot (in DOMString aID, in nsIDOMNode aModelNode); */
NS_IMETHOD GetInstanceDocumentRoot(const nsAString & aID, nsIDOMNode *aModelNode, nsIDOMNode **_retval) = 0;
/**
* Function to ensure that aValue is of the schema type aType. Will basically
* be a forwarder to the nsISchemaValidator function of the same name.
*/
/* boolean validateString (in AString aValue, in AString aType, in AString aNamespace); */
NS_IMETHOD ValidateString(const nsAString & aValue, const nsAString & aType, const nsAString & aNamespace, PRBool *_retval) = 0;
/**
* Function to retrieve the index from the given repeat element.
*/
/* unsigned long getRepeatIndex (in nsIDOMNode aRepeat); */
NS_IMETHOD GetRepeatIndex(nsIDOMNode *aRepeat, PRUint32 *aIndex) = 0;
};
#define NS_ERROR_XFORMS_CALCUATION_EXCEPTION \
NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_GENERAL, 3001)
#endif /* nsIXFormsUtilityService_h */