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AppKit / NSOutlineView / NSOutlineView.ColumnDidResizeMessage / init(outlineView:tableColumn:oldWidth:)

init(outlineView:tableColumn:oldWidth:)

Declaration

init(outlineView: NSOutlineView, tableColumn: NSTableColumn, oldWidth: CGFloat)

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AppKitInitializer

macOS 27.0+

Built on 2026-06-12 · Snapshot snapshot-20260612-beta.1 (macOS 27.0) · Commit fba13e1 · by @g-cqd · based on Apple Developer Documentation