...align Cells in StringGrid?
Author: Thomas Stutz
procedure TForm1.StringGrid1DrawCell(Sender: TObject; ACol, ARow: Integer;
Rect: TRect; State: TGridDrawState);
procedure WriteText(StringGrid: TStringGrid; ACanvas: TCanvas; const ARect: TRect;
const Text: string; Format: Word);
const
DX = 2;
DY = 2;
var
S: array[0..255] of Char;
B, R: TRect;
begin
with Stringgrid, ACanvas, ARect do
begin
case Format of
DT_LEFT: ExtTextOut(Handle, Left + DX, Top + DY,
ETO_OPAQUE or ETO_CLIPPED, @ARect, StrPCopy(S, Text), Length(Text), nil);
DT_RIGHT: ExtTextOut(Handle, Right - TextWidth(Text) - 3, Top + DY,
ETO_OPAQUE or ETO_CLIPPED, @ARect, StrPCopy(S, Text),
Length(Text), nil);
DT_CENTER: ExtTextOut(Handle, Left + (Right - Left - TextWidth(Text)) div 2,
Top + DY, ETO_OPAQUE or ETO_CLIPPED, @ARect,
StrPCopy(S, Text), Length(Text), nil);
end;
end;
end;
procedure Display(StringGrid: TStringGrid; const S: string; Alignment: TAlignment);
const
Formats: array[TAlignment] of Word = (DT_LEFT, DT_RIGHT, DT_CENTER);
begin
WriteText(StringGrid, StringGrid.Canvas, Rect, S, Formats[Alignment]);
end;
begin
// Right-justify columns 0-2
// Spalten 0-2 rechts ausrichten.
if ACol in [0..2] then
Display(StringGrid1, StringGrid1.Cells[ACol, ARow], taRightJustify)
// Center the first row
// Erste zeile zentrieren
if ARow = 0 then
Display(StringGrid1, StringGrid1.Cells[ACol, ARow], taCenter)
end;
printed from
www.swissdelphicenter.ch
developers knowledge base