From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- accessible/base/EmbeddedObjCollector.cpp | 62 ++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 accessible/base/EmbeddedObjCollector.cpp (limited to 'accessible/base/EmbeddedObjCollector.cpp') diff --git a/accessible/base/EmbeddedObjCollector.cpp b/accessible/base/EmbeddedObjCollector.cpp new file mode 100644 index 0000000000..cba5f2d9ba --- /dev/null +++ b/accessible/base/EmbeddedObjCollector.cpp @@ -0,0 +1,62 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "EmbeddedObjCollector.h" + +#include "LocalAccessible.h" + +using namespace mozilla::a11y; + +uint32_t EmbeddedObjCollector::Count() { + EnsureNGetIndex(nullptr); + return mObjects.Length(); +} + +LocalAccessible* EmbeddedObjCollector::GetAccessibleAt(uint32_t aIndex) { + LocalAccessible* accessible = mObjects.SafeElementAt(aIndex, nullptr); + if (accessible) return accessible; + + return EnsureNGetObject(aIndex); +} + +LocalAccessible* EmbeddedObjCollector::EnsureNGetObject(uint32_t aIndex) { + uint32_t childCount = mRoot->ChildCount(); + while (mRootChildIdx < childCount) { + LocalAccessible* child = mRoot->LocalChildAt(mRootChildIdx++); + if (child->IsText()) continue; + + AppendObject(child); + if (mObjects.Length() - 1 == aIndex) return mObjects[aIndex]; + } + + return nullptr; +} + +int32_t EmbeddedObjCollector::EnsureNGetIndex(LocalAccessible* aAccessible) { + uint32_t childCount = mRoot->ChildCount(); + while (mRootChildIdx < childCount) { + LocalAccessible* child = mRoot->LocalChildAt(mRootChildIdx++); + if (child->IsText()) continue; + + AppendObject(child); + if (child == aAccessible) return mObjects.Length() - 1; + } + + return -1; +} + +int32_t EmbeddedObjCollector::GetIndexAt(LocalAccessible* aAccessible) { + if (aAccessible->mParent != mRoot) return -1; + + if (aAccessible->mIndexOfEmbeddedChild != -1) { + return aAccessible->mIndexOfEmbeddedChild; + } + + return !aAccessible->IsText() ? EnsureNGetIndex(aAccessible) : -1; +} + +void EmbeddedObjCollector::AppendObject(LocalAccessible* aAccessible) { + aAccessible->mIndexOfEmbeddedChild = mObjects.Length(); + mObjects.AppendElement(aAccessible); +} -- cgit v1.2.3