IUIX_CmdManager::FlushCmdItemsUpdates Method
From PDF XChange PDF SDK
If no commands are pending for the update and no command inner update flags are specified then all of the updates will be flushed. In the other case all items will be updated accordingly and then all of the updates will be flushed.
Syntax
HRESULT FlushCmdItemsUpdates();
Return Value
Returns S_OK or S_FALSE if operation was successful or error code in other cases.