mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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144 lines
4.0 KiB
C++
144 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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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 "ProxyAccessible.h"
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#include "DocAccessibleParent.h"
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#include "mozilla/unused.h"
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#include "mozilla/a11y/Platform.h"
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#include "mozilla/a11y/Role.h"
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namespace mozilla {
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namespace a11y {
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void
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ProxyAccessible::Shutdown()
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{
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NS_ASSERTION(!mOuterDoc, "Why do we still have a child doc?");
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// XXX Ideally this wouldn't be necessary, but it seems OuterDoc accessibles
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// can be destroyed before the doc they own.
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if (!mOuterDoc) {
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uint32_t childCount = mChildren.Length();
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for (uint32_t idx = 0; idx < childCount; idx++)
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mChildren[idx]->Shutdown();
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} else {
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if (mChildren.Length() != 1)
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MOZ_CRASH("outer doc doesn't own adoc!");
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static_cast<DocAccessibleParent*>(mChildren[0])->Destroy();
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}
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mChildren.Clear();
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ProxyDestroyed(this);
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mDoc->RemoveAccessible(this);
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}
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void
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ProxyAccessible::SetChildDoc(DocAccessibleParent* aParent)
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{
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if (aParent) {
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MOZ_ASSERT(mChildren.IsEmpty());
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mChildren.AppendElement(aParent);
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mOuterDoc = true;
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} else {
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MOZ_ASSERT(mChildren.Length() == 1);
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mChildren.Clear();
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mOuterDoc = false;
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}
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}
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bool
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ProxyAccessible::MustPruneChildren() const
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{
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// this is the equivalent to nsAccUtils::MustPrune for proxies and should be
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// kept in sync with that.
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if (mRole != roles::MENUITEM && mRole != roles::COMBOBOX_OPTION
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&& mRole != roles::OPTION && mRole != roles::ENTRY
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&& mRole != roles::FLAT_EQUATION && mRole != roles::PASSWORD_TEXT
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&& mRole != roles::PUSHBUTTON && mRole != roles::TOGGLE_BUTTON
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&& mRole != roles::GRAPHIC && mRole != roles::SLIDER
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&& mRole != roles::PROGRESSBAR && mRole != roles::SEPARATOR)
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return false;
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if (mChildren.Length() != 1)
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return false;
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return mChildren[0]->Role() == roles::TEXT_LEAF
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|| mChildren[0]->Role() == roles::STATICTEXT;
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}
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uint64_t
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ProxyAccessible::State() const
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{
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uint64_t state = 0;
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unused << mDoc->SendState(mID, &state);
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return state;
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}
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void
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ProxyAccessible::Name(nsString& aName) const
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{
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unused << mDoc->SendName(mID, &aName);
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}
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void
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ProxyAccessible::Value(nsString& aValue) const
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{
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unused << mDoc->SendValue(mID, &aValue);
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}
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void
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ProxyAccessible::Description(nsString& aDesc) const
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{
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unused << mDoc->SendDescription(mID, &aDesc);
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}
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void
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ProxyAccessible::Attributes(nsTArray<Attribute> *aAttrs) const
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{
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unused << mDoc->SendAttributes(mID, aAttrs);
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}
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void
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ProxyAccessible::TextSubstring(int32_t aStartOffset, int32_t aEndOfset,
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nsString& aText) const
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{
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unused << mDoc->SendTextSubstring(mID, aStartOffset, aEndOfset, &aText);
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}
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void
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ProxyAccessible::GetTextAfterOffset(int32_t aOffset,
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AccessibleTextBoundary aBoundaryType,
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nsString& aText, int32_t* aStartOffset,
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int32_t* aEndOffset)
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{
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unused << mDoc->SendGetTextAfterOffset(mID, aOffset, aBoundaryType,
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&aText, aStartOffset, aEndOffset);
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}
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void
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ProxyAccessible::GetTextAtOffset(int32_t aOffset,
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AccessibleTextBoundary aBoundaryType,
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nsString& aText, int32_t* aStartOffset,
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int32_t* aEndOffset)
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{
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unused << mDoc->SendGetTextAtOffset(mID, aOffset, aBoundaryType,
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&aText, aStartOffset, aEndOffset);
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}
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void
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ProxyAccessible::GetTextBeforeOffset(int32_t aOffset,
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AccessibleTextBoundary aBoundaryType,
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nsString& aText, int32_t* aStartOffset,
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int32_t* aEndOffset)
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{
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unused << mDoc->SendGetTextBeforeOffset(mID, aOffset, aBoundaryType,
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&aText, aStartOffset, aEndOffset);
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}
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}
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}
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