NS_IMETHODIMP nsTreeBoxObject::GetView(nsITreeView * *aView)
{
if (!mTreeBody) {
if (!GetTreeBody()) {
// Don't return an uninitialised view
*aView = nsnull;
return NS_OK;
}
if (mView)
// Our new frame needs to initialise itself
return mTreeBody->GetView(aView);
}
if (!mView) {
nsCOMPtr<nsIDOMXULElement> xulele = do_QueryInterface(mContent);
if (xulele) {
// See if there is a XUL tree builder associated with the element
nsCOMPtr<nsIXULTemplateBuilder> builder;
xulele->GetBuilder(getter_AddRefs(builder));
mView = do_QueryInterface(builder);
if (!mView) {
// No tree builder, create a tree content view.
nsresult rv = NS_NewTreeContentView(getter_AddRefs(mView));
NS_ENSURE_SUCCESS(rv, rv);
}
// Initialise the frame and view
mTreeBody->SetView(mView);
}
}
NS_IF_ADDREF(*aView = mView);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::RowCountChanged(int32_t aIndex, int32_t aDelta)
{
nsTreeBodyFrame* body = GetTreeBody();
if (body)
return body->RowCountChanged(aIndex, aDelta);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateColumnRange(PRInt32 aStart, PRInt32 aEnd, nsITreeColumn* aCol)
{
nsTreeBodyFrame* body = GetTreeBody();
if (body)
return body->InvalidateColumnRange(aStart, aEnd, aCol);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateRange(int32_t aStart, int32_t aEnd)
{
nsTreeBodyFrame* body = GetTreeBody();
if (body)
return body->InvalidateRange(aStart, aEnd);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetPageLength(PRInt32 *_retval)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetPageLength(_retval);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::ClearStyleAndImageCaches()
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->ClearStyleAndImageCaches();
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetRowHeight(PRInt32* _retval)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetRowHeight(_retval);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetLastVisibleRow(PRInt32 *_retval)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetLastVisibleRow(_retval);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetTreeBody(nsIDOMElement** aElement)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetTreeBody(aElement);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetColumns(nsITreeColumns** aColumns)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetColumns(aColumns);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::SetFocused(PRBool aFocused)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->SetFocused(aFocused);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::SetView(nsITreeView * aView)
{
if (!CanTrustView(aView))
return NS_ERROR_DOM_SECURITY_ERR;
nsITreeBoxObject* body = GetTreeBody();
if (body) {
body->SetView(aView);
// only return if the body frame was able to store the view,
// else we need to cache the property below
nsCOMPtr<nsITreeView> view;
body->GetView(getter_AddRefs(view));
if (view)
return NS_OK;
}
nsCOMPtr<nsISupports> suppView(do_QueryInterface(aView));
if (suppView)
SetPropertyAsSupports(NS_LITERAL_STRING("view").get(), suppView);
else
RemoveProperty(NS_LITERAL_STRING("view").get());
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetView(nsITreeView * *aView)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetView(aView);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateRow(int32_t aIndex)
{
nsTreeBodyFrame* body = GetTreeBody();
if (body)
return body->InvalidateRow(aIndex);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::RowCountChanged(PRInt32 aIndex, PRInt32 aDelta)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->RowCountChanged(aIndex, aDelta);
return NS_OK;
}
NS_IMETHODIMP
nsTreeContentView::SetTree(nsITreeBoxObject* aTree)
{
ClearRows();
mBoxObject = aTree;
if (aTree && !mRoot) {
// Get our root element
nsCOMPtr<nsIBoxObject> boxObject = do_QueryInterface(mBoxObject);
nsCOMPtr<nsIDOMElement> element;
boxObject->GetElement(getter_AddRefs(element));
mRoot = do_QueryInterface(element);
NS_ENSURE_STATE(mRoot);
// Add ourselves to document's observers.
nsIDocument* document = mRoot->GetDocument();
if (document) {
document->AddObserver(this);
mDocument = document;
}
nsCOMPtr<nsIDOMElement> bodyElement;
mBoxObject->GetTreeBody(getter_AddRefs(bodyElement));
if (bodyElement) {
mBody = do_QueryInterface(bodyElement);
int32_t index = 0;
Serialize(mBody, -1, &index, mRows);
}
}
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateRange(PRInt32 aStart, PRInt32 aEnd)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->InvalidateRange(aStart, aEnd);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetRowAt(PRInt32 x, PRInt32 y, PRInt32 *_retval)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetRowAt(x, y, _retval);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateRow(PRInt32 aIndex)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->InvalidateRow(aIndex);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateCell(PRInt32 aRow, nsITreeColumn* aCol)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->InvalidateCell(aRow, aCol);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::InvalidateColumn(nsITreeColumn* aCol)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->InvalidateColumn(aCol);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::Invalidate()
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->Invalidate();
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::BeginUpdateBatch()
{
nsTreeBodyFrame* body = GetTreeBody();
if (body)
return body->BeginUpdateBatch();
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::EndUpdateBatch()
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->EndUpdateBatch();
return NS_OK;
}
NS_IMETHODIMP
nsTreeBoxObject::ScrollToRow(PRInt32 aRow)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->ScrollToRow(aRow);
return NS_OK;
}
NS_IMETHODIMP
nsTreeBoxObject::IsCellCropped(PRInt32 aRow, nsITreeColumn* aCol, PRBool *_retval)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->IsCellCropped(aRow, aCol, _retval);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetCellAt(PRInt32 x, PRInt32 y, PRInt32 *row, nsITreeColumn** col,
nsACString& childElt)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->GetCellAt(x, y, row, col, childElt);
return NS_OK;
}
NS_IMETHODIMP
nsTreeBoxObject::EnsureRowIsVisible(PRInt32 aRow)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->EnsureRowIsVisible(aRow);
return NS_OK;
}
NS_IMETHODIMP
nsTreeBoxObject::ScrollByPages(PRInt32 aNumPages)
{
nsITreeBoxObject* body = GetTreeBody();
if (body)
return body->ScrollByPages(aNumPages);
return NS_OK;
}
NS_IMETHODIMP nsTreeBoxObject::GetRowAt(PRInt32 x, PRInt32 y, PRInt32 *aRow)
{
*aRow = 0;
nsTreeBodyFrame* body = GetTreeBody();
if (body)
return body->GetRowAt(x, y, aRow);
return NS_OK;
}
