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TVirtualTreeColumn.ComputeHeaderLayout Method
Calculates the layout of a column header.
Pascal
procedure ComputeHeaderLayout(DC: HDC; const Client: TRect; UseHeaderGlyph: Boolean; UseSortGlyph: Boolean; var HeaderGlyphPos: TPoint; var SortGlyphPos: TPoint; var TextBounds: TRect); virtual;
Description
The layout of a column header is determined by a lot of factors. This method takes them all into account and determines all necessary positions and bounds:
- for the header text
- the header glyph
- the sort glyph
Class
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