lazarus/lcl/include/bitbtn.inc
lazarus d78e403562 MG: changed license to LGPL
git-svn-id: trunk@997 -
2002-02-09 01:47:36 +00:00

121 lines
3.3 KiB
PHP

{
*****************************************************************************
* *
* This file is part of the Lazarus Component Library (LCL) *
* *
* See the file COPYING.LCL, included in this distribution, *
* for details about the copyright. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* *
*****************************************************************************
}
{------------------------------------------------------------------------------}
{ TBitbtn Constructor }
{------------------------------------------------------------------------------}
constructor TBitBtn.Create(AOwner: TComponent);
begin
Inherited Create(AOwner);
FCompStyle := csBitBtn;
FGlyph := TButtonGlyph.Create;
{set default alignment}
Align := alNone;
FCanvas := TCanvas.Create;
FKind := bkCustom;
FLayout := blGlyphLeft;
FSpacing := 3;
Setbounds(1,1,75,25);
end;
{------------------------------------------------------------------------------}
{ TBitbtn destructor }
{------------------------------------------------------------------------------}
destructor TBitbtn.Destroy;
Begin
FCanvas.Free;
FGlyph.Free;
inherited Destroy;
end;
Procedure TBitBtn.Click;
var
Form : TCustomForm;
Begin
if FKind = bkClose then Begin
Form := GetParentForm(Self);
if Form <> nil then Form.Close
else
inherited click;
end
else
inherited Click;
End;
Function TBitbtn.GetGlyph : TBitmap;
Begin
Result := TButtonGlyph(FGlyph).Glyph;
end;
Function TBitBtn.IsCustom : Boolean;
Begin
Result := Kind = bkCustom;
end;
Procedure TBitbtn.SetGlyph(Value : TBitmap);
Begin
Assert(False, 'Trace:SETGLYPH');
TButtonGlyph(FGlyph).Glyph := Value;
if HandleAllocated then begin
CNSendMessage(LM_IMAGECHANGED,Self,nil);
Invalidate;
end;
end;
Procedure TBitBtn.SetKind(Value : TBitBtnKind);
var
Bitmap1 : TBitmap;
Begin
// HandleNeeded;
FKind := Value;
Assert(False, 'Trace:SETKIND');
if FKind = bkCustom then Exit;
if Glyph <> nil then Glyph.free;
Bitmap1 := TBitmap.Create;
Bitmap1.Handle := CreatePixmapIndirect(@BitBtnImages[FKInd], ColorToRGB(clBtnFace));
Caption := BitBtnCaption[fKind];
Glyph := Bitmap1;
ModalResult := BitBtnModalResults[Value];
if (FKind = bkOK) or (FKind = bkYes) then
Default := True
else
Default := False;
end;
Procedure TBitBtn.SetLayout(Value : TButtonLayout);
Begin
if FLayout = Value then Exit;
FLayout := Value;
CNSendMessage(LM_LAYOUTCHANGED,Self,nil);
end;
Procedure TBitBtn.SetSpacing(Value : Integer);
Begin
if (FSpacing = Value) or (Value < 0) then Exit;
FSpacing := Value;
//still send the layout message because it still calls the same procedure
CNSendMessage(LM_LAYOUTCHANGED,Self,nil);
end;