зеркало из https://github.com/mozilla/gecko-dev.git
144 строки
3.7 KiB
C++
144 строки
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "XULColorPickerAccessible.h"
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#include "Accessible-inl.h"
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#include "nsAccUtils.h"
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#include "nsCoreUtils.h"
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#include "DocAccessible.h"
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#include "Role.h"
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#include "States.h"
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#include "nsIDOMElement.h"
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#include "nsMenuPopupFrame.h"
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using namespace mozilla::a11y;
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerTileAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULColorPickerTileAccessible::
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XULColorPickerTileAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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AccessibleWrap(aContent, aDoc)
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{
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerTileAccessible: Accessible
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void
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XULColorPickerTileAccessible::Value(nsString& aValue)
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{
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aValue.Truncate();
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mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::color, aValue);
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}
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role
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XULColorPickerTileAccessible::NativeRole()
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{
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return roles::PUSHBUTTON;
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}
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uint64_t
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XULColorPickerTileAccessible::NativeState()
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{
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uint64_t state = AccessibleWrap::NativeState();
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if (mContent->HasAttr(kNameSpaceID_None, nsGkAtoms::selected))
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state |= states::SELECTED;
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return state;
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}
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uint64_t
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XULColorPickerTileAccessible::NativeInteractiveState() const
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{
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return NativelyUnavailable() ?
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states::UNAVAILABLE : states::FOCUSABLE | states::SELECTABLE;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerTileAccessible: Widgets
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Accessible*
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XULColorPickerTileAccessible::ContainerWidget() const
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{
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Accessible* parent = Parent();
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if (parent) {
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Accessible* grandParent = parent->Parent();
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if (grandParent && grandParent->IsMenuButton())
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return grandParent;
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}
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return nullptr;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULColorPickerAccessible::
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XULColorPickerAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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XULColorPickerTileAccessible(aContent, aDoc)
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{
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mGenericTypes |= eMenuButton;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerAccessible: Accessible
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uint64_t
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XULColorPickerAccessible::NativeState()
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{
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uint64_t state = AccessibleWrap::NativeState();
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return state | states::HASPOPUP;
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}
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role
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XULColorPickerAccessible::NativeRole()
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{
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return roles::BUTTONDROPDOWNGRID;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerAccessible: Widgets
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bool
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XULColorPickerAccessible::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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XULColorPickerAccessible::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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XULColorPickerAccessible::AreItemsOperable() const
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{
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Accessible* menuPopup = mChildren.SafeElementAt(0, nullptr);
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if (menuPopup) {
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nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(menuPopup->GetFrame());
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return menuPopupFrame && menuPopupFrame->IsOpen();
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}
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColorPickerAccessible: Accessible
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bool
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XULColorPickerAccessible::IsAcceptableChild(nsIContent* aEl) const
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{
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nsAutoString role;
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nsCoreUtils::XBLBindingRole(aEl, role);
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return role.EqualsLiteral("xul:panel") &&
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aEl->AttrValueIs(kNameSpaceID_None, nsGkAtoms::noautofocus,
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nsGkAtoms::_true, eCaseMatters);
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}
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