ListBox and TreeView can refresh individual rows and nodes

Status: Fixed
Fixed in: v26.8.4
Source discussion: https://forum.objo.dev/d/794-listbox-and-treeview-class-missing-method-for-redraw-specific-row
Last updated: 2026-08-17

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Public summary

ListBox and TreeView can refresh only the visible rows or nodes whose custom drawing depends on changed application state. This avoids repainting every visible item when only a small part of a large control changed.