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{%MainUnit ../extctrls.pp}
{
*****************************************************************************
This file is part of the Lazarus Component Library (LCL)
See the file COPYING.modifiedLGPL.txt, included in this distribution,
for details about the license.
*****************************************************************************
}
constructor TBevel.Create(AOwner:TComponent);
begin
inherited Create(AOwner);
ControlStyle := ControlStyle - [csSetCaption,csOpaque];
FStyle := bsLowered;
FShape := bsBox;
with GetControlClassDefaultSize do
SetInitialBounds(0, 0, CX, CY);
end;
destructor TBevel.Destroy;
begin
inherited Destroy;
end;
procedure TBevel.Assign(Source: TPersistent);
begin
if Source is TBevel then
begin
FShape := TBevel(Source).Shape;
FStyle := TBevel(Source).Style;
end else
inherited;
end;
procedure TBevel.SetStyle(AStyle: TBevelStyle);
begin
if FStyle <> AStyle Then
begin
FStyle := AStyle;
Invalidate;
end;
end;
procedure TBevel.SetShape(AShape:TBevelShape);
begin
if FShape <> AShape then
begin
FShape := AShape;
Invalidate;
end;
end;
class procedure TBevel.WSRegisterClass;
begin
RegisterPropertyToSkip(Self, 'ParentCustomHint', 'VCL compatibility property', '');
inherited WSRegisterClass;
RegisterBevel;
end;
class function TBevel.GetControlClassDefaultSize: TSize;
begin
Result.CX := 50;
Result.CY := 50;
end;
procedure TBevel.Paint;
var
Colora, Colorb: TColor;
ALeft, ATop: integer;
AWidth: LongInt;
AHeight: LongInt;
begin
case Style of
bsRaised:
begin
Colora := cl3DHilight;
Colorb := cl3DShadow;
end;
bsLowered:
begin
Colora := cl3DShadow;
Colorb := cl3DHilight;
end;
end;
Canvas.Pen.Width:=1;
ALeft := 0;
ATop := 0;
AWidth := Width;
AHeight := Height;
case Shape of
bsBox:
with Canvas do
begin
Pen.Color:=Colora;
MoveTo(ALeft, ATop + AHeight - 1);
LineTo(ALeft, ATop);
LineTo(ALeft + AWidth - 1, ATop);
Pen.Color:=Colorb;
LineTo(ALeft + AWidth - 1, ATop + AHeight - 1);
LineTo(ALeft , ATop + AHeight - 1);
end;
bsFrame:
with Canvas do
begin
Pen.Color:=Colora;
MoveTo(ALeft, ATop + AHeight - 1);
LineTo(ALeft, ATop);
LineTo(ALeft + AWidth - 1, ATop);
MoveTo(ALeft + AWidth - 2, ATop + 1);
LineTo(ALeft + AWidth - 2, ATop + AHeight - 2);
LineTo(ALeft + 1, ATop + AHeight - 2);
Pen.Color:=Colorb;
MoveTo(ALeft + 1, ATop + AHeight - 2);
LineTo(ALeft + 1, ATop + 1);
LineTo(ALeft + AWidth - 2, ATop + 1);
MoveTo(ALeft + AWidth - 1, ATop);
LineTo(ALeft + AWidth - 1, ATop + AHeight - 1);
LineTo(ALeft, ATop + AHeight - 1);
end;
bsTopLine:
with Canvas do
begin
Pen.Color:=Colora;
MoveTo(ALeft, ATop);
LineTo(ALeft + AWidth - 1, ATop);
Pen.Color:=Colorb;
MoveTo(ALeft, ATop + 1);
LineTo(ALeft + AWidth - 1, ATop + 1);
end;
bsBottomLine:
with Canvas do
begin
Pen.Color:=Colorb;
MoveTo(ALeft, ATop + AHeight - 1);
LineTo(ALeft + AWidth - 1, ATop + AHeight - 1);
Pen.Color:=Colora;
MoveTo(ALeft, ATop + AHeight - 2);
LineTo(ALeft + AWidth - 1, ATop + AHeight - 2);
end;
bsLeftLine:
with Canvas do
begin
Pen.Color:=Colora;
MoveTo(ALeft, ATop);
LineTo(ALeft, ATop + AHeight - 1);
Pen.Color:=Colorb;
MoveTo(ALeft + 1, ATop);
LineTo(ALeft + 1, ATop + AHeight - 1);
end;
bsRightLine:
with Canvas do
begin
Pen.Color:=Colorb;
MoveTo(ALeft + AWidth - 1, ATop);
LineTo(ALeft + AWidth - 1, ATop + AHeight - 1);
Pen.Color:=Colora;
MoveTo(ALeft + AWidth - 2, ATop);
LineTo(ALeft + AWidth - 2, ATop + AHeight);
end;
bsSpacer: ;//nothing
end;
inherited Paint;
end;
// included by extctrls.pp
{
procedure TBevel.Paint;
Var
Colora, Colorb:TColor;
Begin
Case Style Of
bsRaised:
Begin
Colora:=clSilver;
Colorb:=clGray;
End;
bsLowered:
Begin
Colora:=clGray;
Colorb:=clSilver;
End;
End;
Case Shape Of
bsBox:
With Canvas Do
Begin
Pen.Color:=Colora;
MoveTo(0, Height - 1);
LineTo(0, 0);
LineTo(Width - 1, 0);
Pen.Color:=Colorb;
LineTo(Width - 1, Height - 1);
LIneTo(0, Height - 1);
End;
bsFrame:
With Canvas Do
Begin
Pen.Color:=Colora;
MoveTo(0, 0);
LineTo(Width - 2, 0);
LineTo(Width - 2, Height - 2);
LineTo(0, Height - 2);
LineTo(0, 0);
Pen.Color:=Colorb;
MoveTo(1, 1);
LineTo(Width - 1, 1);
LineTo(Width - 1, Height - 1);
LineTo(1, Height - 1);
LineTo(1, 1);
End;
bsTopLine:
With Canvas Do
Begin
Pen.Color:=Colora;
MoveTo(0, 0);
LineTo(Width - 1, 0);
Pen.Color:=Colorb;
MoveTo(0, 1);
LineTo(Width - 1, 1);
End;
bsBottomLine:
With Canvas Do
Begin
Pen.Color:=Colorb;
MoveTo(0, Height - 1);
LineTo(Width - 1, Height - 1);
Pen.Color:=Colora;
MoveTo(0, Height - 2);
LineTo(Width - 1, Height - 2);
End;
bsLeftLine:
With Canvas Do
Begin
Pen.Color:=Colora;
MoveTo(0, 0);
LineTo(0, Height - 1);
Pen.Color:=Colorb;
MoveTo(1, 0);
LineTo(1, Height - 1);
End;
bsRightLine:
With Canvas Do
Begin
Pen.Color:=Colorb;
MoveTo(Width - 1, 0);
LineTo(Width - 1, Height - 1);
Pen.Color:=Colora;
MoveTo(Width - 2, 0);
LineTo(Width - 2, Height);
End;
End;
End;
}
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