pjs/content/base/public/nsIXFormsUtilityService.h

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/* -*- 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) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Aaron Reed <aaronr@us.ibm.com>
* Alexander Surkov <surkov.alexander@gmail.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"
class nsIDOMNode;
class nsIDOMNodeList;
class nsIEditor;
/* For IDL files that don't want to include root IDL files. */
#ifndef NS_NO_VTABLE
#define NS_NO_VTABLE
#endif
/* nsIXFormsUtilityService */
#define NS_IXFORMSUTILITYSERVICE_IID_STR "cd3457b6-cb6a-496c-bdfa-6cfecb2bd5fb"
#define NS_IXFORMSUTILITYSERVICE_IID \
{ 0xcd3457b6, 0xcb6a, 0x496c, \
{ 0xbd, 0xfa, 0x6c, 0xfe, 0xcb, 0x2b, 0xd5, 0xfb } }
/**
* Private interface implemented by the nsXFormsUtilityService in XForms
* extension.
*/
class NS_NO_VTABLE nsIXFormsUtilityService : public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IXFORMSUTILITYSERVICE_IID)
enum {
STATE_OUT_OF_RANGE,
STATE_IN_RANGE,
STATE_NOT_A_RANGE
};
/**
* Returns the name of the builtin type of the instance node that aElement is
* bound to. Fails if aElement doesn't have a bound node.
*/
NS_IMETHOD GetBuiltinTypeName(nsIDOMNode *aElement, nsAString& aName) = 0;
/**
* Return true if instance node that element is bound to is readonly.
*/
NS_IMETHOD IsReadonly(nsIDOMNode *aElement, PRBool *aState) = 0;
/**
* Return true if instance node that element is bound to is relevant.
*/
NS_IMETHOD IsRelevant(nsIDOMNode *aElement, PRBool *aState) = 0;
/**
* Return true if instance node that element is bound to is required.
*/
NS_IMETHOD IsRequired(nsIDOMNode *aElement, PRBool *aState) = 0;
/**
* Return true if instance node that element is bound to is valid.
*/
NS_IMETHOD IsValid(nsIDOMNode *aElement, PRBool *aState) = 0;
/**
* Return constant declared above that indicates whether instance node that
* element is bound to is out of range, is in range or neither. The last value
* is used if element can't have in-range or out-of-range state, for exmple,
* xforms:input.
*/
NS_IMETHOD IsInRange(nsIDOMNode *aElement, PRUint32 *aState) = 0;
/**
* Return value of instance node that given node is bound to. If given node is
* xforms:item element then the method returns item value.
*/
NS_IMETHOD GetValue(nsIDOMNode *aElement, nsAString& aValue) = 0;
/**
* Set the focus to xforms element.
*/
NS_IMETHOD Focus(nsIDOMNode *aElement) = 0;
/**
* Return @start attribute value of xforms:range element. Failure if
* given element is not xforms:range.
*/
NS_IMETHOD GetRangeStart(nsIDOMNode *aElement, nsAString& aValue) = 0;
/**
* Return @end attribute value of xforms:range element. Failure if
* given element is not xforms:range.
*/
NS_IMETHOD GetRangeEnd(nsIDOMNode *aElement, nsAString& aValue) = 0;
/**
* Return @step attribute value of xforms:range element. Failure if
* given element is not xforms:range.
*/
NS_IMETHOD GetRangeStep(nsIDOMNode *aElement, nsAString& aValue) = 0;
/**
* Return nsIEditor for xforms element if element is editable, null if it is
* not editable. Failure if given element doesn't support editing.
*/
NS_IMETHOD GetEditor(nsIDOMNode *aElement, nsIEditor **aEditor) = 0;
/**
* Return true if dropmarker is in open state (combobox popup is open),
* otherwise false. Failure if given 'aElement' node is not direct child of
* combobox element or is not combobox itself.
*/
NS_IMETHOD IsDropmarkerOpen(nsIDOMNode *aElement, PRBool* aIsOpen) = 0;
/**
* Toggles dropmarker state (close/open combobox popup). Failure if given
* 'aElement' node is not direct child of combobox element or is not combobox
* itself.
*/
NS_IMETHOD ToggleDropmarkerState(nsIDOMNode *aElement) = 0;
/**
* Get selected xforms:item element for xforms:select1. Failure if
* given 'aElement' node is not xforms:select1.
*/
NS_IMETHOD GetSelectedItemForSelect1(nsIDOMNode *aElement,
nsIDOMNode ** aItem) = 0;
/**
* Set selected xforms:item element for xforms:select1. Failure if
* given 'aElement' node is not xforms:select1.
*/
NS_IMETHOD SetSelectedItemForSelect1(nsIDOMNode *aElement,
nsIDOMNode *aItem) = 0;
/**
* Get the list of selected xforms:item elements from the xforms:select.
* Failure if given 'aElement' node is not xforms:select.
*/
NS_IMETHOD GetSelectedItemsForSelect(nsIDOMNode *aElement,
nsIDOMNodeList **aItems) = 0;
/**
* Add xforms:item element to selection of xforms:select. Failure if
* given 'aElement' node is not xforms:select.
*/
NS_IMETHOD AddItemToSelectionForSelect(nsIDOMNode *aElement,
nsIDOMNode *Item) = 0;
/**
* Remove xforms:item element from selection of xforms:select. Failure if
* given 'aElement' node is not xforms:select.
*/
NS_IMETHOD RemoveItemFromSelectionForSelect(nsIDOMNode *aElement,
nsIDOMNode *Item) = 0;
/**
* Deslect all xforms:item elements contained in the given xforms:select.
* Failure if given 'aElement' node is not xforms:select.
*/
NS_IMETHOD ClearSelectionForSelect(nsIDOMNode *aElement) = 0;
/**
* Select all xforms:item elements of xforms:select. Failure if
* given 'aElement' node is not xforms:select.
*/
NS_IMETHOD SelectAllItemsForSelect(nsIDOMNode *aElement) = 0;
/**
* Return true if given xforms:item element of xforms:select is selected,
* otherwise return false. Failure if given 'aElement' node is not
* xforms:select.
*/
NS_IMETHOD IsSelectItemSelected(nsIDOMNode *aElement, nsIDOMNode *aItem,
PRBool *aIsSelected) = 0;
/**
* Return the list of xforms:item or xforms:choices elements that are children
* of the given 'aElement' node. 'aElement' node may be a xforms:select,
* xforms:select1, xforms:choices or xforms:itemset element. Otherwise
* failure.
*/
NS_IMETHOD GetSelectChildrenFor(nsIDOMNode *aElement,
nsIDOMNodeList **aNodeList) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsIXFormsUtilityService,
NS_IXFORMSUTILITYSERVICE_IID)
#endif /* nsIXFormsUtilityService_h */