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Bug 282777 - Implement index() xpath function. Patch by aaronr@us.ibm.com, r=sicking, beaufour

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git-svn-id: svn://10.0.0.236/trunk@169651 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
doronr%us.ibm.com
2005-02-23 17:17:47 +00:00
parent 5acf9b32d1
commit ae629dc37d
4 changed files with 52 additions and 4 deletions
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30
mozilla/extensions/transformiix/source/xpath/XFormsFunctionCall.cpp
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@@ -180,8 +180,34 @@ XFormsFunctionCall::evaluate(txIEvalContext* aContext, txAExprResult** aResult)
// its index.
if (!requireParams(1, 1, aContext))
return NS_ERROR_XPATH_BAD_ARGUMENT_COUNT;
return NS_ERROR_NOT_IMPLEMENTED;
nsAutoString indexId;
evaluateToString((Expr*)iter.next(), aContext, indexId);
// here document is the XForms document
nsCOMPtr<nsIDOMDocument> document;
rv = mResolverNode->GetOwnerDocument(getter_AddRefs(document));
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(document, NS_ERROR_NULL_POINTER);
// indexId should be the id of a nsIXFormsRepeatElement
nsCOMPtr<nsIDOMElement> repeatEle;
rv = document->GetElementById(indexId, getter_AddRefs(repeatEle));
NS_ENSURE_SUCCESS(rv, rv);
// now get the index value from the xforms:repeat. Need to use the
// service to do this work so that we don't have dependencies in
// transformiix on XForms.
nsCOMPtr<nsIXFormsUtilityService>xformsService =
do_GetService("@mozilla.org/xforms-utility-service;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
PRUint32 index;
rv = xformsService->GetRepeatIndex(repeatEle, &index);
NS_ENSURE_SUCCESS(rv, rv);
return aContext->recycler()->getNumberResult(index, aResult);
}
case INSTANCE:
{