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fd67b0ebb7
--HG-- rename : accessible/src/base/nsFormControlAccessible.cpp => accessible/src/generic/FormControlAccessible.cpp rename : accessible/src/base/nsFormControlAccessible.h => accessible/src/generic/FormControlAccessible.h rename : accessible/src/html/nsHTMLFormControlAccessible.cpp => accessible/src/html/HTMLFormControlAccessible.cpp rename : accessible/src/html/nsHTMLFormControlAccessible.h => accessible/src/html/HTMLFormControlAccessible.h rename : accessible/src/xul/nsXULFormControlAccessible.cpp => accessible/src/xul/XULFormControlAccessible.cpp rename : accessible/src/xul/nsXULFormControlAccessible.h => accessible/src/xul/XULFormControlAccessible.h
920 lines
24 KiB
C++
920 lines
24 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.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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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 Leventhal (aaronl@netscape.com)
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* Kyle Yuan (kyle.yuan@sun.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 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 "XULFormControlAccessible.h"
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#include "Accessible-inl.h"
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#include "HTMLFormControlAccessible.h"
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#include "nsAccUtils.h"
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#include "nsAccTreeWalker.h"
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#include "nsCoreUtils.h"
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#include "nsDocAccessible.h"
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#include "nsIAccessibleRelation.h"
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#include "nsXULMenuAccessible.h"
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#include "Relation.h"
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#include "Role.h"
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#include "States.h"
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#include "nsIDOMHTMLInputElement.h"
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#include "nsIDOMNSEditableElement.h"
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#include "nsIDOMXULButtonElement.h"
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#include "nsIDOMXULCheckboxElement.h"
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#include "nsIDOMXULMenuListElement.h"
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#include "nsIDOMXULSelectCntrlItemEl.h"
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#include "nsIDOMXULTextboxElement.h"
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#include "nsIEditor.h"
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#include "nsIFrame.h"
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#include "nsINameSpaceManager.h"
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#include "nsITextControlFrame.h"
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#include "nsMenuPopupFrame.h"
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using namespace mozilla::a11y;
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULButtonAccessible::
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XULButtonAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
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nsAccessibleWrap(aContent, aDoc)
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{
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if (ContainsMenu())
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mFlags |= eMenuButtonAccessible;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible: nsISupports
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NS_IMPL_ISUPPORTS_INHERITED0(XULButtonAccessible, nsAccessible)
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible: nsIAccessible
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PRUint8
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XULButtonAccessible::ActionCount()
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{
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return 1;
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}
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NS_IMETHODIMP
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XULButtonAccessible::GetActionName(PRUint8 aIndex, nsAString& aName)
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{
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if (aIndex == eAction_Click) {
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aName.AssignLiteral("press");
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return NS_OK;
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}
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return NS_ERROR_INVALID_ARG;
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}
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NS_IMETHODIMP
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XULButtonAccessible::DoAction(PRUint8 aIndex)
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{
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if (aIndex != 0)
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return NS_ERROR_INVALID_ARG;
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DoCommand();
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible: nsAccessible
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role
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XULButtonAccessible::NativeRole()
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{
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return roles::PUSHBUTTON;
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}
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PRUint64
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XULButtonAccessible::NativeState()
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{
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// Possible states: focused, focusable, unavailable(disabled).
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// get focus and disable status from base class
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PRUint64 state = nsAccessible::NativeState();
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bool disabled = false;
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nsCOMPtr<nsIDOMXULControlElement> xulFormElement(do_QueryInterface(mContent));
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if (xulFormElement) {
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xulFormElement->GetDisabled(&disabled);
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if (disabled)
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state |= states::UNAVAILABLE;
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else
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state |= states::FOCUSABLE;
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}
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// Buttons can be checked -- they simply appear pressed in rather than checked
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nsCOMPtr<nsIDOMXULButtonElement> xulButtonElement(do_QueryInterface(mContent));
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if (xulButtonElement) {
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nsAutoString type;
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xulButtonElement->GetType(type);
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if (type.EqualsLiteral("checkbox") || type.EqualsLiteral("radio")) {
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state |= states::CHECKABLE;
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bool checked = false;
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PRInt32 checkState = 0;
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xulButtonElement->GetChecked(&checked);
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if (checked) {
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state |= states::PRESSED;
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xulButtonElement->GetCheckState(&checkState);
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if (checkState == nsIDOMXULButtonElement::CHECKSTATE_MIXED) {
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state |= states::MIXED;
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}
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}
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}
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}
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if (ContainsMenu())
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state |= states::HASPOPUP;
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if (mContent->HasAttr(kNameSpaceID_None, nsGkAtoms::_default))
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state |= states::DEFAULT;
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return state;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible: Widgets
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bool
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XULButtonAccessible::IsWidget() const
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{
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return true;
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}
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bool
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XULButtonAccessible::IsActiveWidget() const
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{
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return FocusMgr()->HasDOMFocus(mContent);
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}
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bool
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XULButtonAccessible::AreItemsOperable() const
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{
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if (IsMenuButton()) {
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nsAccessible* menuPopup = mChildren.SafeElementAt(0, nsnull);
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if (menuPopup) {
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nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(menuPopup->GetFrame());
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return menuPopupFrame->IsOpen();
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}
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}
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return false; // no items
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}
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nsAccessible*
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XULButtonAccessible::ContainerWidget() const
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{
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if (IsMenuButton() && mParent && mParent->IsAutoComplete())
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return mParent;
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return nsnull;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible: nsAccessible protected
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void
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XULButtonAccessible::CacheChildren()
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{
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// In general XUL button has not accessible children. Nevertheless menu
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// buttons can have button (@type="menu-button") and popup accessibles
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// (@type="menu-button" or @type="menu").
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// XXX: no children until the button is menu button. Probably it's not
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// totally correct but in general AT wants to have leaf buttons.
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bool isMenu = mContent->AttrValueIs(kNameSpaceID_None,
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nsGkAtoms::type,
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nsGkAtoms::menu,
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eCaseMatters);
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bool isMenuButton = isMenu ?
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false :
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mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
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nsGkAtoms::menuButton, eCaseMatters);
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NS_ENSURE_TRUE(mDoc,);
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if (!isMenu && !isMenuButton)
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return;
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nsAccessible* menupopup = nsnull;
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nsAccessible* button = nsnull;
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nsAccTreeWalker walker(mDoc, mContent, true);
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nsAccessible* child = nsnull;
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while ((child = walker.NextChild())) {
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roles::Role role = child->Role();
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if (role == roles::MENUPOPUP) {
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// Get an accessible for menupopup or panel elements.
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menupopup = child;
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} else if (isMenuButton && role == roles::PUSHBUTTON) {
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// Button type="menu-button" contains a real button. Get an accessible
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// for it. Ignore dropmarker button which is placed as a last child.
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button = child;
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break;
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} else {
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// Unbind rejected accessible from document.
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Document()->UnbindFromDocument(child);
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}
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}
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if (!menupopup)
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return;
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AppendChild(menupopup);
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if (button)
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AppendChild(button);
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULButtonAccessible protected
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bool
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XULButtonAccessible::ContainsMenu()
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{
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static nsIContent::AttrValuesArray strings[] =
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{&nsGkAtoms::menu, &nsGkAtoms::menuButton, nsnull};
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return mContent->FindAttrValueIn(kNameSpaceID_None,
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nsGkAtoms::type,
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strings, eCaseMatters) >= 0;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULDropmarkerAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULDropmarkerAccessible::
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XULDropmarkerAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
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nsLeafAccessible(aContent, aDoc)
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{
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}
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PRUint8
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XULDropmarkerAccessible::ActionCount()
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{
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return 1;
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}
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bool
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XULDropmarkerAccessible::DropmarkerOpen(bool aToggleOpen)
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{
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bool isOpen = false;
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nsCOMPtr<nsIDOMXULButtonElement> parentButtonElement =
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do_QueryInterface(mContent->GetParent());
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if (parentButtonElement) {
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parentButtonElement->GetOpen(&isOpen);
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if (aToggleOpen)
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parentButtonElement->SetOpen(!isOpen);
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}
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else {
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nsCOMPtr<nsIDOMXULMenuListElement> parentMenuListElement =
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do_QueryInterface(parentButtonElement);
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if (parentMenuListElement) {
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parentMenuListElement->GetOpen(&isOpen);
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if (aToggleOpen)
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parentMenuListElement->SetOpen(!isOpen);
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}
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}
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return isOpen;
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}
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/**
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* Return the name of our only action
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*/
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NS_IMETHODIMP
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XULDropmarkerAccessible::GetActionName(PRUint8 aIndex, nsAString& aName)
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{
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if (aIndex == eAction_Click) {
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if (DropmarkerOpen(false))
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aName.AssignLiteral("close");
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else
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aName.AssignLiteral("open");
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return NS_OK;
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}
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return NS_ERROR_INVALID_ARG;
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}
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/**
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* Tell the Dropmarker to do its action
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*/
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NS_IMETHODIMP
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XULDropmarkerAccessible::DoAction(PRUint8 index)
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{
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if (index == eAction_Click) {
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DropmarkerOpen(true); // Reverse the open attribute
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return NS_OK;
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}
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return NS_ERROR_INVALID_ARG;
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}
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role
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XULDropmarkerAccessible::NativeRole()
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{
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return roles::PUSHBUTTON;
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}
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PRUint64
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XULDropmarkerAccessible::NativeState()
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{
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return DropmarkerOpen(false) ? states::PRESSED : 0;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULCheckboxAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULCheckboxAccessible::
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XULCheckboxAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
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nsLeafAccessible(aContent, aDoc)
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{
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}
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role
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XULCheckboxAccessible::NativeRole()
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{
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return roles::CHECKBUTTON;
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}
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PRUint8
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XULCheckboxAccessible::ActionCount()
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{
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return 1;
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}
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/**
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* Return the name of our only action
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*/
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NS_IMETHODIMP
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XULCheckboxAccessible::GetActionName(PRUint8 aIndex, nsAString& aName)
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{
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if (aIndex == eAction_Click) {
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// check or uncheck
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if (NativeState() & states::CHECKED)
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aName.AssignLiteral("uncheck");
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else
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aName.AssignLiteral("check");
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return NS_OK;
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}
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return NS_ERROR_INVALID_ARG;
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}
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/**
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* Tell the checkbox to do its only action -- check( or uncheck) itself
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*/
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NS_IMETHODIMP
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XULCheckboxAccessible::DoAction(PRUint8 aIndex)
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{
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if (aIndex != eAction_Click)
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return NS_ERROR_INVALID_ARG;
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DoCommand();
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return NS_OK;
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}
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PRUint64
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XULCheckboxAccessible::NativeState()
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{
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// Possible states: focused, focusable, unavailable(disabled), checked
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// Get focus and disable status from base class
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PRUint64 state = nsLeafAccessible::NativeState();
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state |= states::CHECKABLE;
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// Determine Checked state
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nsCOMPtr<nsIDOMXULCheckboxElement> xulCheckboxElement =
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do_QueryInterface(mContent);
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if (xulCheckboxElement) {
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bool checked = false;
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xulCheckboxElement->GetChecked(&checked);
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if (checked) {
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state |= states::CHECKED;
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PRInt32 checkState = 0;
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xulCheckboxElement->GetCheckState(&checkState);
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if (checkState == nsIDOMXULCheckboxElement::CHECKSTATE_MIXED)
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state |= states::MIXED;
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}
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}
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return state;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULGroupboxAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULGroupboxAccessible::
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XULGroupboxAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
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nsAccessibleWrap(aContent, aDoc)
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{
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}
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role
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XULGroupboxAccessible::NativeRole()
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{
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return roles::GROUPING;
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}
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nsresult
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XULGroupboxAccessible::GetNameInternal(nsAString& aName)
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{
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// XXX: we use the first related accessible only.
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nsAccessible* label =
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RelationByType(nsIAccessibleRelation::RELATION_LABELLED_BY).Next();
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if (label)
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return label->GetName(aName);
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return NS_OK;
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}
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Relation
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XULGroupboxAccessible::RelationByType(PRUint32 aType)
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{
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Relation rel = nsAccessibleWrap::RelationByType(aType);
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if (aType != nsIAccessibleRelation::RELATION_LABELLED_BY)
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return rel;
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// The label for xul:groupbox is generated from xul:label that is
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// inside the anonymous content of the xul:caption.
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// The xul:label has an accessible object but the xul:caption does not
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PRInt32 childCount = GetChildCount();
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for (PRInt32 childIdx = 0; childIdx < childCount; childIdx++) {
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nsAccessible *childAcc = GetChildAt(childIdx);
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if (childAcc->Role() == roles::LABEL) {
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// Ensure that it's our label
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Relation reverseRel =
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childAcc->RelationByType(nsIAccessibleRelation::RELATION_LABEL_FOR);
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nsAccessible* testGroupbox = nsnull;
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while ((testGroupbox = reverseRel.Next()))
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if (testGroupbox == this) {
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// The <label> points back to this groupbox
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rel.AppendTarget(childAcc);
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}
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}
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}
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return rel;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULRadioButtonAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULRadioButtonAccessible::
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XULRadioButtonAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
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RadioButtonAccessible(aContent, aDoc)
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{
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}
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PRUint64
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XULRadioButtonAccessible::NativeState()
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{
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PRUint64 state = nsLeafAccessible::NativeState();
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state |= states::CHECKABLE;
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if (!(state & states::UNAVAILABLE))
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state |= states::FOCUSABLE;
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nsCOMPtr<nsIDOMXULSelectControlItemElement> radioButton =
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do_QueryInterface(mContent);
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if (radioButton) {
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bool selected = false; // Radio buttons can be selected
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radioButton->GetSelected(&selected);
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if (selected) {
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state |= states::CHECKED;
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}
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}
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return state;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULRadioButtonAccessible: Widgets
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nsAccessible*
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XULRadioButtonAccessible::ContainerWidget() const
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{
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return mParent;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULRadioGroupAccessible
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////////////////////////////////////////////////////////////////////////////////
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/**
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* XUL Radio Group
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* The Radio Group proxies for the Radio Buttons themselves. The Group gets
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* focus whereas the Buttons do not. So we only have an accessible object for
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* this for the purpose of getting the proper RadioButton. Need this here to
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* avoid circular reference problems when navigating the accessible tree and
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* for getting to the radiobuttons.
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*/
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XULRadioGroupAccessible::
|
|
XULRadioGroupAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
|
|
XULSelectControlAccessible(aContent, aDoc)
|
|
{
|
|
}
|
|
|
|
role
|
|
XULRadioGroupAccessible::NativeRole()
|
|
{
|
|
return roles::GROUPING;
|
|
}
|
|
|
|
PRUint64
|
|
XULRadioGroupAccessible::NativeState()
|
|
{
|
|
// The radio group is not focusable. Sometimes the focus controller will
|
|
// report that it is focused. That means that the actual selected radio button
|
|
// should be considered focused.
|
|
return nsAccessible::NativeState() & ~(states::FOCUSABLE | states::FOCUSED);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULRadioGroupAccessible: Widgets
|
|
|
|
bool
|
|
XULRadioGroupAccessible::IsWidget() const
|
|
{
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
XULRadioGroupAccessible::IsActiveWidget() const
|
|
{
|
|
return FocusMgr()->HasDOMFocus(mContent);
|
|
}
|
|
|
|
bool
|
|
XULRadioGroupAccessible::AreItemsOperable() const
|
|
{
|
|
return true;
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULStatusBarAccessible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
XULStatusBarAccessible::
|
|
XULStatusBarAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
|
|
nsAccessibleWrap(aContent, aDoc)
|
|
{
|
|
}
|
|
|
|
role
|
|
XULStatusBarAccessible::NativeRole()
|
|
{
|
|
return roles::STATUSBAR;
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULToolbarButtonAccessible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
XULToolbarButtonAccessible::
|
|
XULToolbarButtonAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
|
|
XULButtonAccessible(aContent, aDoc)
|
|
{
|
|
}
|
|
|
|
void
|
|
XULToolbarButtonAccessible::GetPositionAndSizeInternal(PRInt32* aPosInSet,
|
|
PRInt32* aSetSize)
|
|
{
|
|
PRInt32 setSize = 0;
|
|
PRInt32 posInSet = 0;
|
|
|
|
nsAccessible* parent = Parent();
|
|
if (!parent)
|
|
return;
|
|
|
|
PRInt32 childCount = parent->GetChildCount();
|
|
for (PRInt32 childIdx = 0; childIdx < childCount; childIdx++) {
|
|
nsAccessible* child = parent->GetChildAt(childIdx);
|
|
if (IsSeparator(child)) { // end of a group of buttons
|
|
if (posInSet)
|
|
break; // we've found our group, so we're done
|
|
|
|
setSize = 0; // not our group, so start a new group
|
|
|
|
} else {
|
|
setSize++; // another button in the group
|
|
|
|
if (child == this)
|
|
posInSet = setSize; // we've found our button
|
|
}
|
|
}
|
|
|
|
*aPosInSet = posInSet;
|
|
*aSetSize = setSize;
|
|
}
|
|
|
|
bool
|
|
XULToolbarButtonAccessible::IsSeparator(nsAccessible* aAccessible)
|
|
{
|
|
nsIContent* content = aAccessible->GetContent();
|
|
return content && ((content->Tag() == nsGkAtoms::toolbarseparator) ||
|
|
(content->Tag() == nsGkAtoms::toolbarspacer) ||
|
|
(content->Tag() == nsGkAtoms::toolbarspring)); }
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULToolbarAccessible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
XULToolbarAccessible::
|
|
XULToolbarAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
|
|
nsAccessibleWrap(aContent, aDoc)
|
|
{
|
|
}
|
|
|
|
role
|
|
XULToolbarAccessible::NativeRole()
|
|
{
|
|
return roles::TOOLBAR;
|
|
}
|
|
|
|
nsresult
|
|
XULToolbarAccessible::GetNameInternal(nsAString& aName)
|
|
{
|
|
nsAutoString name;
|
|
if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::toolbarname, name)) {
|
|
name.CompressWhitespace();
|
|
aName = name;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULToolbarAccessible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
XULToolbarSeparatorAccessible::
|
|
XULToolbarSeparatorAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
|
|
nsLeafAccessible(aContent, aDoc)
|
|
{
|
|
}
|
|
|
|
role
|
|
XULToolbarSeparatorAccessible::NativeRole()
|
|
{
|
|
return roles::SEPARATOR;
|
|
}
|
|
|
|
PRUint64
|
|
XULToolbarSeparatorAccessible::NativeState()
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULTextFieldAccessible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
XULTextFieldAccessible::
|
|
XULTextFieldAccessible(nsIContent* aContent, nsDocAccessible* aDoc) :
|
|
nsHyperTextAccessibleWrap(aContent, aDoc)
|
|
{
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED3(XULTextFieldAccessible,
|
|
nsAccessible,
|
|
nsHyperTextAccessible,
|
|
nsIAccessibleText,
|
|
nsIAccessibleEditableText)
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULTextFieldAccessible: nsIAccessible
|
|
|
|
void
|
|
XULTextFieldAccessible::Value(nsString& aValue)
|
|
{
|
|
aValue.Truncate();
|
|
if (NativeRole() == roles::PASSWORD_TEXT) // Don't return password text!
|
|
return;
|
|
|
|
nsCOMPtr<nsIDOMXULTextBoxElement> textBox(do_QueryInterface(mContent));
|
|
if (textBox) {
|
|
textBox->GetValue(aValue);
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMXULMenuListElement> menuList(do_QueryInterface(mContent));
|
|
if (menuList)
|
|
menuList->GetLabel(aValue);
|
|
}
|
|
|
|
void
|
|
XULTextFieldAccessible::ApplyARIAState(PRUint64* aState)
|
|
{
|
|
nsHyperTextAccessibleWrap::ApplyARIAState(aState);
|
|
|
|
aria::MapToState(aria::eARIAAutoComplete, mContent->AsElement(), aState);
|
|
|
|
}
|
|
|
|
PRUint64
|
|
XULTextFieldAccessible::NativeState()
|
|
{
|
|
PRUint64 state = nsHyperTextAccessibleWrap::NativeState();
|
|
|
|
nsCOMPtr<nsIContent> inputField(GetInputField());
|
|
NS_ENSURE_TRUE(inputField, state);
|
|
|
|
// Create a temporary accessible from the HTML text field to get
|
|
// the accessible state from. Doesn't add to cache into document cache.
|
|
nsRefPtr<HTMLTextFieldAccessible> tempAccessible =
|
|
new HTMLTextFieldAccessible(inputField, mDoc);
|
|
if (!tempAccessible)
|
|
return state;
|
|
|
|
state |= tempAccessible->NativeState();
|
|
|
|
nsCOMPtr<nsIDOMXULMenuListElement> menuList(do_QueryInterface(mContent));
|
|
if (menuList) {
|
|
// <xul:menulist droppable="false">
|
|
if (!mContent->AttrValueIs(kNameSpaceID_None,
|
|
nsGkAtoms::editable,
|
|
nsGkAtoms::_true, eIgnoreCase)) {
|
|
state |= states::READONLY;
|
|
}
|
|
}
|
|
|
|
return state;
|
|
}
|
|
|
|
role
|
|
XULTextFieldAccessible::NativeRole()
|
|
{
|
|
if (mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
|
|
nsGkAtoms::password, eIgnoreCase))
|
|
return roles::PASSWORD_TEXT;
|
|
|
|
return roles::ENTRY;
|
|
}
|
|
|
|
/**
|
|
* Only one actions available
|
|
*/
|
|
PRUint8
|
|
XULTextFieldAccessible::ActionCount()
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* Return the name of our only action
|
|
*/
|
|
NS_IMETHODIMP
|
|
XULTextFieldAccessible::GetActionName(PRUint8 aIndex, nsAString& aName)
|
|
{
|
|
if (aIndex == eAction_Click) {
|
|
aName.AssignLiteral("activate");
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
/**
|
|
* Tell the button to do its action
|
|
*/
|
|
NS_IMETHODIMP
|
|
XULTextFieldAccessible::DoAction(PRUint8 index)
|
|
{
|
|
if (index == 0) {
|
|
nsCOMPtr<nsIDOMXULElement> element(do_QueryInterface(mContent));
|
|
if (element)
|
|
{
|
|
element->Focus();
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
bool
|
|
XULTextFieldAccessible::CanHaveAnonChildren()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
already_AddRefed<nsIEditor>
|
|
XULTextFieldAccessible::GetEditor() const
|
|
{
|
|
nsCOMPtr<nsIContent> inputField = GetInputField();
|
|
nsCOMPtr<nsIDOMNSEditableElement> editableElt(do_QueryInterface(inputField));
|
|
if (!editableElt)
|
|
return nsnull;
|
|
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editableElt->GetEditor(getter_AddRefs(editor));
|
|
return editor.forget();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULTextFieldAccessible: nsAccessible protected
|
|
|
|
void
|
|
XULTextFieldAccessible::CacheChildren()
|
|
{
|
|
NS_ENSURE_TRUE(mDoc,);
|
|
// Create child accessibles for native anonymous content of underlying HTML
|
|
// input element.
|
|
nsCOMPtr<nsIContent> inputContent(GetInputField());
|
|
if (!inputContent)
|
|
return;
|
|
|
|
nsAccTreeWalker walker(mDoc, inputContent, false);
|
|
|
|
nsAccessible* child = nsnull;
|
|
while ((child = walker.NextChild()) && AppendChild(child));
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULTextFieldAccessible: nsHyperTextAccessible protected
|
|
|
|
already_AddRefed<nsFrameSelection>
|
|
XULTextFieldAccessible::FrameSelection()
|
|
{
|
|
nsCOMPtr<nsIContent> inputContent(GetInputField());
|
|
nsIFrame* frame = inputContent->GetPrimaryFrame();
|
|
return frame ? frame->GetFrameSelection() : nsnull;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULTextFieldAccessible protected
|
|
|
|
already_AddRefed<nsIContent>
|
|
XULTextFieldAccessible::GetInputField() const
|
|
{
|
|
nsCOMPtr<nsIDOMNode> inputFieldDOMNode;
|
|
nsCOMPtr<nsIDOMXULTextBoxElement> textBox = do_QueryInterface(mContent);
|
|
if (textBox) {
|
|
textBox->GetInputField(getter_AddRefs(inputFieldDOMNode));
|
|
|
|
} else {
|
|
// <xul:menulist droppable="false">
|
|
nsCOMPtr<nsIDOMXULMenuListElement> menuList = do_QueryInterface(mContent);
|
|
if (menuList)
|
|
menuList->GetInputField(getter_AddRefs(inputFieldDOMNode));
|
|
}
|
|
|
|
NS_ASSERTION(inputFieldDOMNode, "No input field for XULTextFieldAccessible");
|
|
|
|
nsIContent* inputField = nsnull;
|
|
if (inputFieldDOMNode)
|
|
CallQueryInterface(inputFieldDOMNode, &inputField);
|
|
|
|
return inputField;
|
|
}
|