RAD Studio VCL Reference
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TCustomListView.UpdateColumns Method

General column update event dispatcher.

Pascal
procedure UpdateColumns;
C++
__fastcall UpdateColumns();

UpdateColumns is called automatically when the properties of several columns in the list view change. UpdateColumn adjusts the image of every column to match the properties of the corresponding TListColumn object listed in the Columns property. 

UpdateColumns does nothing if ColumnsShowing returns false. 

 

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