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Bug #19517 --> if we don't have an unknown content handler available to us,

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try to fetch it from out parent.
r=sspitzer
This commit is contained in:
mscott@netscape.com
2000-01-18 21:58:15 +00:00
parent c51868989e
commit c36f4d281d
2 changed files with 28 additions and 2 deletions
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15
docshell/base/nsWebShell.cpp
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@@ -923,7 +923,20 @@ nsWebShell::HandleUnknownContentType(nsIDocumentLoader* loader,
nsIChannel* channel,
const char *aContentType,
const char *aCommand ) {
// If we have a doc loader observer, let it respond to this.
// If we have a doc loader observer, let it respond to this.
// if we don't have a doc loader observer...we still need to reach the unknown content handler
// somehow...we must be a frame so try asking our parent for a doc loader observer...
if (!mDocLoaderObserver && mParent) {
nsCOMPtr<nsIWebShell> root;
nsCOMPtr<nsIDocumentLoaderObserver> observer;
nsresult res = GetRootWebShell(*getter_AddRefs(root));
if (NS_SUCCEEDED(res) && root)
root->GetDocLoaderObserver(getter_AddRefs(observer));
if (observer)
return observer->HandleUnknownContentType(mDocLoader, channel, aContentType, aCommand);
}
return mDocLoaderObserver ? mDocLoaderObserver->HandleUnknownContentType( mDocLoader, channel, aContentType, aCommand )
: NS_ERROR_FAILURE;
}