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TBaseVirtualTree.DetermineHiddenChildrenFlagAllNodes Method
Determines whether all children of all nodes are hidden.
Pascal
procedure DetermineHiddenChildrenFlagAllNodes; virtual;
Description
As extension to DeterminHiddenChildren this method iteratively determines the hidden children flag for all existing nodes in the tree. This is only used for large updates. No node will be initialized in this process.
Class
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