34 lines
792 B
ObjectPascal
34 lines
792 B
ObjectPascal
{
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:: X2UtVirtualTree provides a set of functions commonly used with
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:: TVirtualTree (http://www.delphi-gems.com/).
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::
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:: Last changed: $Date$
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:: Revision: $Rev$
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:: Author: $Author$
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}
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unit X2UtVirtualTree;
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interface
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uses
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VirtualTrees;
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//:$ Applies the sort order on the specified column
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//:: When a column is already sorted, the sort order is reversed.
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procedure SortColumn(const AHeader: TVTHeader;
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const AColumn: TColumnIndex);
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implementation
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procedure SortColumn;
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begin
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with AHeader do
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if SortColumn = AColumn then
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SortDirection := TSortDirection(1 - Integer(SortDirection))
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else begin
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SortColumn := AColumn;
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SortDirection := sdAscending;
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end;
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end;
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end.
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