зеркало из https://github.com/mozilla/gecko-dev.git
Bug 387710 - getAccessibleAt() is broken for tree tables effective 5th July trunk build of Thunderbird. r=aaronleventhal a=dsicore
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1f2a15918b
Коммит
13510ef154
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@ -96,6 +96,23 @@ NS_IMETHODIMP nsXULTreeAccessibleWrap::GetColumns(PRInt32 *aColumns)
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NS_ENSURE_TRUE(acc, NS_ERROR_FAILURE);
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rv = acc->GetChildCount(aColumns);
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// The last child could be column picker. In that case, we need to minus the
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// number of columns by 1
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nsCOMPtr<nsIAccessible> lastChildAccessible;
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acc->GetLastChild(getter_AddRefs(lastChildAccessible));
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nsCOMPtr<nsIAccessNode> accessNode = do_QueryInterface(lastChildAccessible);
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NS_ENSURE_TRUE(accessNode, NS_ERROR_FAILURE);
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nsCOMPtr<nsIDOMNode> domNode;
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accessNode->GetDOMNode(getter_AddRefs(domNode));
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nsCOMPtr<nsIContent> content = do_QueryInterface(domNode);
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NS_ENSURE_TRUE(content, NS_ERROR_FAILURE);
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// it's menupopup inside column picker
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if (content->NodeInfo()->Equals(nsAccessibilityAtoms::menupopup,
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kNameSpaceID_XUL)) {
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(*aColumns)--;
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}
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return *aColumns > 0 ? rv : NS_ERROR_FAILURE;
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}
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