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When the system DPI is set to 125%, setting a different font makes Asian characters disappear

If DataPropertyName is not set, NodeTextBox draws text lower.

A quick fix I came up with is to remove the event handler from the ComboBox. In NodeComboBox.cs,...

It throws an exception to update TreeViewAdv while NodeComboBox is showing a ComboBox.

It seems to happen only in multi-column mode. Obscure part of the window by dragging...

I am not sure if these are the optimal way, but after investigation, I have achieved...

If a column is bound to a numeric value property, you may want to format it, like...

I have enabled both horizontal and vertical gridlines. When drawing, the DrawContext.Bounds...