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bug 1322593 - don't coalesce non contiguous text changes under the same accessible r=davidb

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This commit is contained in:
Trevor Saunders 2017-01-19 16:35:17 -05:00
parent 44d07a4cfc
commit c62d07b686
1 changed files with 4 additions and 4 deletions
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8
accessible/base/NotificationController.cpp
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@ -220,6 +220,7 @@ NotificationController::QueueMutationEvent(AccTreeMutationEvent* aEvent)
if (prevTextChange && prevHide->Parent() == mutEvent->Parent()) {
if (prevHide->mNextSibling == target) {
target->AppendTextTo(prevTextChange->mModifiedText);
prevHide->mTextChangeEvent.swap(mutEvent->mTextChangeEvent);
} else if (prevHide->mPrevSibling == target) {
nsString temp;
target->AppendTextTo(temp);
@ -228,9 +229,8 @@ NotificationController::QueueMutationEvent(AccTreeMutationEvent* aEvent)
temp += prevTextChange->mModifiedText;;
prevTextChange->mModifiedText = temp;
prevTextChange->mStart -= extraLen;
prevHide->mTextChangeEvent.swap(mutEvent->mTextChangeEvent);
}
prevHide->mTextChangeEvent.swap(mutEvent->mTextChangeEvent);
}
} else if (prevEvent && mutEvent->IsShow() &&
prevEvent->GetEventType() == nsIAccessibleEvent::EVENT_SHOW) {
@ -241,15 +241,15 @@ NotificationController::QueueMutationEvent(AccTreeMutationEvent* aEvent)
int32_t prevIndex = prevShow->GetAccessible()->IndexInParent();
if (prevIndex + 1 == index) {
target->AppendTextTo(prevTextChange->mModifiedText);
prevShow->mTextChangeEvent.swap(mutEvent->mTextChangeEvent);
} else if (index + 1 == prevIndex) {
nsString temp;
target->AppendTextTo(temp);
prevTextChange->mStart -= temp.Length();
temp += prevTextChange->mModifiedText;
prevTextChange->mModifiedText = temp;
prevShow->mTextChangeEvent.swap(mutEvent->mTextChangeEvent);
}
prevShow->mTextChangeEvent.swap(mutEvent->mTextChangeEvent);
}
}