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DoppelKlickTool.pas
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DoppelKlickTool.pas
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unit DoppelKlickTool;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ExtCtrls, StdCtrls, Main, AppEvnts, MathParser, Verlauf, GLScene;
type
TForm6 = class(TForm)
PointOptions: TPanel;
Button1: TButton;
Button2: TButton;
Button3: TButton;
Label1: TLabel;
Label2: TLabel;
PosX1P: TEdit;
PosX2P: TEdit;
PosX3P: TEdit;
Label3: TLabel;
ColorOptions: TPanel;
Gamma1: TPaintBox;
Label4: TLabel;
Label5: TLabel;
ColorPreview1: TPanel;
FastColorPick1: TPanel;
FastColorPick2: TPanel;
FastColorPick3: TPanel;
FastColorPick4: TPanel;
FastColorPick5: TPanel;
Panel1: TPanel;
ActualColor: TPanel;
SetBackButton: TButton;
LineOptions: TPanel;
Label7: TLabel;
Label8: TLabel;
PosX1G: TEdit;
PosX2G: TEdit;
PosX3G: TEdit;
Label9: TLabel;
Label10: TLabel;
Label11: TLabel;
DirX1G: TEdit;
DirX2G: TEdit;
DirX3G: TEdit;
Label12: TLabel;
ColorButton: TColorBox;
PlaneOptions: TPanel;
n1: TEdit;
Label19: TLabel;
n2: TEdit;
Label20: TLabel;
n3: TEdit;
Label21: TLabel;
n0: TEdit;
Label22: TLabel;
ApplicationEvents1: TApplicationEvents;
StreckenOptions: TPanel;
Label13: TLabel;
Label14: TLabel;
Label15: TLabel;
Label16: TLabel;
Label17: TLabel;
Label18: TLabel;
P1X1S: TEdit;
P1X2S: TEdit;
P1X3S: TEdit;
P2X1S: TEdit;
P2X2S: TEdit;
P2X3S: TEdit;
SphereOptions: TPanel;
Label23: TLabel;
Label24: TLabel;
Label25: TLabel;
Label26: TLabel;
m1: TEdit;
m2: TEdit;
m3: TEdit;
r: TEdit;
PaintBox1: TPaintBox;
PaintBox2: TPaintBox;
CircleOptions: TPanel;
Label6: TLabel;
Label27: TLabel;
Label28: TLabel;
Label29: TLabel;
km1: TEdit;
km2: TEdit;
km3: TEdit;
kr: TEdit;
Label30: TLabel;
Label31: TLabel;
kn1: TEdit;
kn2: TEdit;
kn3: TEdit;
Label32: TLabel;
procedure Gamma1Paint(Sender: TObject);
procedure Gamma1MouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
procedure Gamma1MouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
procedure FastColorPick1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure FormActivate(Sender: TObject);
procedure SetBackButtonClick(Sender: TObject);
procedure ColorButtonChange(Sender: TObject);
procedure ApplicationEvents1Message(var Msg: tagMSG;
var Handled: Boolean);
procedure FormCreate(Sender: TObject);
procedure PaintBox1Paint(Sender: TObject);
procedure PaintBox2Paint(Sender: TObject);
procedure FormDeactivate(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form6: TForm6;
PickedColor: TColor = clBlack;
OldColor: TColor;
Punkt: TPunkt;
Gerade: TGerade;
Ebene: TEbene;
Kreis: TKreis;
Kugel: TKugel;
Strecke: TStrecke;
OK: Boolean;
implementation
uses VectorGeometry, GLTreeView;
{$R *.dfm}
procedure TForm6.Gamma1Paint(Sender: TObject);
var
i, j: integer;
begin
for i:=0 to 127 do
for j:=0 to 127 do begin
TPaintBox(Sender).Canvas.Pixels[i,j]:=round(sqrt(((128-i)*(128-i)+(128-j)*(128-j))))*$10000+(i+128)*$100+(j+128)
end;
end;
procedure TForm6.Gamma1MouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
begin
If (ssLeft in Shift) or (ssRight in Shift) then begin
ColorPreview1.Color:=TPaintBox(Sender).Canvas.Pixels[X,Y];
PickedColor:=Gamma1.Canvas.Pixels[X,Y];
end;
end;
procedure TForm6.Gamma1MouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
begin
If (ssLeft in Shift) or (ssRight in Shift) then begin
ColorPreview1.Color:=Gamma1.Canvas.Pixels[X,Y];
PickedColor:=Gamma1.Canvas.Pixels[X,Y];
end;
end;
procedure TForm6.FastColorPick1Click(Sender: TObject);
begin
ColorPreview1.Color:=TPanel(Sender).Color;
PickedColor:=TPanel(Sender).Color;
end;
procedure TForm6.Button2Click(Sender: TObject);
begin
Hide;
end;
procedure TForm6.Button1Click(Sender: TObject);
begin
try
Button3Click(Sender);
If OK then Hide;
except
end;
end;
procedure TForm6.Button3Click(Sender: TObject);
var
n: TAffineVector;
Alpha: single;
P1, P2, P3, P4, P5, P6, P7: string;
OldPunkt: TPunkt;
OldGerade: TGerade;
OldEbene: TEbene;
OldStrecke: TStrecke;
OldKreis: TKreis;
OldKugel: TKugel;
begin
try
Caption:='>8o)';
If PointOptions.Visible then begin
OldPunkt:=TPunkt.Create(Form6);
OldPunkt.ParamPosX1:=Punkt.ParamPosX1;
OldPunkt.ParamPosX2:=Punkt.ParamPosX2;
OldPunkt.ParamPosX3:=Punkt.ParamPosX3;
OldPunkt.Material:=Punkt.Material;
If Punkt.Material.FrontProperties.Diffuse.AsWinColor<>PickedColor then begin
Punkt.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
Punkt.Bezeichnung.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
end;
P1:=PosX1P.Text; P2:=PosX2P.Text; P3:=PosX3P.Text;
Form1.SetKugel(TKugel(Punkt), AffineVectorMake(ProcessLine(P2, VarsArchive),
ProcessLine(P3, VarsArchive),
ProcessLine(P1, VarsArchive)), 0.05);
Punkt.ParamPosX1:=P1;
Punkt.ParamPosX2:=P2;
Punkt.ParamPosX3:=P3;
ChangeChildren(Punkt);
Form1.RegisterActions(Punkt, OldPunkt, 'ChangeObject');
OldPunkt.Free;
ZeigeDaten(Punkt, Form1.Memo1);
end;
If StreckenOptions.Visible then begin
OldStrecke:=TStrecke.Create(Form6);
OldStrecke.ParamP1X1:=Strecke.ParamP1X1;
OldStrecke.ParamP1X2:=Strecke.ParamP1X2;
OldStrecke.ParamP1X3:=Strecke.ParamP1X3;
OldStrecke.ParamP2X1:=Strecke.ParamP2X1;
OldStrecke.ParamP2X2:=Strecke.ParamP2X2;
OldStrecke.ParamP2X3:=Strecke.ParamP2X3;
OldStrecke.Material:=Strecke.Material;
If Strecke.Material.FrontProperties.Diffuse.AsWinColor<>PickedColor then begin
Strecke.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
end;
P1:=P1X1S.Text; P2:=P1X2S.Text; P3:=P1X3S.Text;
P4:=P2X1S.Text; P5:=P2X2S.Text; P6:=P2X3S.Text;
Form1.SetStrecke(Strecke, AffineVectorMake(ProcessLine(P2, VarsArchive),
ProcessLine(P3, VarsArchive),
ProcessLine(P1, VarsArchive)),
AffineVectorMake(ProcessLine(P5, VarsArchive),
ProcessLine(P6, VarsArchive),
ProcessLine(P4, VarsArchive)));
Strecke.ParamP1X1:=P1;
Strecke.ParamP1X2:=P2;
Strecke.ParamP1X3:=P3;
Strecke.ParamP2X1:=P4;
Strecke.ParamP2X2:=P5;
Strecke.ParamP2X3:=P6;
Strecke.Material.FrontProperties.Emission.Color:=VectorMake(0,0,0,1);
ChangeChildren(Strecke);
Form1.RegisterActions(Strecke, OldStrecke, 'ChangeObject');
OldStrecke.Free;
ZeigeDaten(Strecke, Form1.Memo1);
end;
If LineOptions.Visible then begin
OldGerade:=TGerade.Create(Form6);
OldGerade.ParamPosX1:=Gerade.ParamPosX1;
OldGerade.ParamPosX2:=Gerade.ParamPosX2;
OldGerade.ParamPosX3:=Gerade.ParamPosX3;
OldGerade.ParamDirX1:=Gerade.ParamDirX1;
OldGerade.ParamDirX2:=Gerade.ParamDirX2;
OldGerade.ParamDirX3:=Gerade.ParamDirX3;
OldGerade.Material:=Gerade.Material;
If Gerade.Material.FrontProperties.Diffuse.AsWinColor<>PickedColor then begin
Gerade.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
end;
P1:=PosX1G.Text; P2:=PosX2G.Text; P3:=PosX3G.Text;
P4:=DirX1G.Text; P5:=DirX2G.Text; P6:=DirX3G.Text;
Form1.SetGerade(Gerade, AffineVectorMake(ProcessLine(P2, VarsArchive),
ProcessLine(P3, VarsArchive),
ProcessLine(P1, VarsArchive)),
AffineVectorMake(ProcessLine(P5, VarsArchive),
ProcessLine(P6, VarsArchive),
ProcessLine(P4, VarsArchive)));
Gerade.ParamPosX1:=P1;
Gerade.ParamPosX2:=P2;
Gerade.ParamPosX3:=P3;
Gerade.ParamDirX1:=P4;
Gerade.ParamDirX2:=P5;
Gerade.ParamDirX3:=P6;
Gerade.Material.FrontProperties.Emission.Color:=VectorMake(0,0,0,1);
ChangeChildren(Gerade);
Form1.RegisterActions(Gerade, OldGerade, 'ChangeObject');
OldGerade.Free;
ZeigeDaten(Gerade, Form1.Memo1);
end;
If PlaneOptions.Visible then begin
OldEbene:=TEbene.Create(Form6);
OldEbene.ParamPosX1:=Ebene.ParamPosX1;
OldEbene.ParamPosX2:=Ebene.ParamPosX2;
OldEbene.ParamPosX3:=Ebene.ParamPosX3;
OldEbene.ParamDirX1:=Ebene.ParamDirX1;
OldEbene.ParamDirX2:=Ebene.ParamDirX2;
OldEbene.ParamDirX3:=Ebene.ParamDirX3;
OldEbene.Param_N0:=Ebene.Param_N0;
OldEbene.Material:=Ebene.Material;
If Ebene.Material.FrontProperties.Diffuse.AsWinColor<>PickedColor then begin
Alpha:=Ebene.Material.FrontProperties.Diffuse.Alpha;
Ebene.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
Ebene.Material.BackProperties.Diffuse.AsWinColor:=PickedColor;
Ebene.Material.FrontProperties.Diffuse.Alpha:=Alpha;
Ebene.Material.BackProperties.Diffuse.Alpha:=Alpha;
end;
P1:= n1.Text; P2:= n2.Text; P3:= n3.Text; P4:= n0.Text;
SetAffineVector(n, ProcessLine(P2, VarsArchive),
ProcessLine(P3, VarsArchive),
ProcessLine(P1, VarsArchive));
Form1.SetEbene(Ebene, VectorScale(n, -ProcessLine(P4, VarsArchive)/(VectorDotProduct(n,n))), n);
Form1.OptimiereEbene(Ebene);
Ebene.ParamDirX1:=P1;
Ebene.ParamDirX2:=P2;
Ebene.ParamDirX3:=P3;
Ebene.ParamPosX1:=ProcessTriadLine('-('+P1+')*('+P4+')/(('+P1+')^2+('+P2+')^2+('+P3+')^2'+')');
Ebene.ParamPosX2:=ProcessTriadLine('-('+P2+')*('+P4+')/(('+P1+')^2+('+P2+')^2+('+P3+')^2'+')');
Ebene.ParamPosX3:=ProcessTriadLine('-('+P3+')*('+P4+')/(('+P1+')^2+('+P2+')^2+('+P3+')^2'+')');
Ebene.Param_N0:= P4;
Ebene.Material.FrontProperties.Emission.Color:=VectorMake(0,0,0,1);
ChangeChildren(Ebene);
Form1.RegisterActions(Ebene, OldEbene, 'ChangeObject');
OldEbene.Free;
ZeigeDaten(Ebene, Form1.Memo1);
end;
If CircleOptions.Visible then begin
OldKreis:=TKreis.Create(Form6);
OldKreis.ParamPosX1:=Kreis.ParamPosX1;
OldKreis.ParamPosX2:=Kreis.ParamPosX2;
OldKreis.ParamPosX3:=Kreis.ParamPosX3;
OldKreis.ParamDirX1:=Kreis.ParamDirX1;
OldKreis.ParamDirX2:=Kreis.ParamDirX2;
OldKreis.ParamDirX3:=Kreis.ParamDirX3;
OldKreis.ParamRadius:=Kreis.ParamRadius;
OldKreis.Material:=Kreis.Material;
If Kreis.Material.FrontProperties.Diffuse.AsWinColor<>PickedColor then begin
Alpha:=Kreis.Material.FrontProperties.Diffuse.Alpha;
Kreis.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
Kreis.Material.FrontProperties.Diffuse.Alpha:= Alpha;
end;
P1:=kM1.Text; P2:=kM2.Text; P3:=kM3.Text;
P4:=kn1.Text; P5:=kn2.Text; P6:=kn3.Text;
P7:=kr.Text;
If ProcessLine(P7, VarsArchive) < 0 then begin
ShowMessage('Der Radius darf nicht negativ sein!');
kr.Undo;
Exit;
end;
Form1.SetKreis(Kreis, AffineVectorMake(ProcessLine(P2, VarsArchive),
ProcessLine(P3, VarsArchive),
ProcessLine(P1, VarsArchive)),
AffineVectorMake(ProcessLine(P5, VarsArchive),
ProcessLine(P6, VarsArchive),
ProcessLine(P4, VarsArchive)),
ProcessLine(P7, VarsArchive));
Kreis.ParamPosX1:=P1;
Kreis.ParamPosX2:=P2;
Kreis.ParamPosX3:=P3;
Kreis.ParamDirX1:=P4;
Kreis.ParamDirX2:=P5;
Kreis.ParamDirX3:=P6;
Kreis.ParamRadius:=P7;
ChangeChildren(Kreis);
Form1.RegisterActions(Kreis, OldKreis, 'ChangeObject');
OldKreis.Free;
ZeigeDaten(Kreis, Form1.Memo1);
end;
If SphereOptions.Visible then begin
OldKugel:=TKugel.Create(Form6);
OldKugel.ParamPosX1:=Kugel.ParamPosX1;
OldKugel.ParamPosX2:=Kugel.ParamPosX2;
OldKugel.ParamPosX3:=Kugel.ParamPosX3;
OldKugel.ParamRadius:=Kugel.ParamRadius;
OldKugel.Material:=Kugel.Material;
If Kugel.Material.FrontProperties.Diffuse.AsWinColor<>PickedColor then begin
Alpha:=Kugel.Material.FrontProperties.Diffuse.Alpha;
Kugel.Material.FrontProperties.Diffuse.AsWinColor:=PickedColor;
Kugel.Material.FrontProperties.Diffuse.Alpha:= Alpha;
end;
P1:=M1.Text; P2:=M2.Text; P3:=M3.Text; P4:=r.Text;
If ProcessLine(P4, VarsArchive) < 0 then begin
ShowMessage('Der Radius darf nicht negativ sein!');
r.Undo;
Exit;
end;
Form1.SetKugel(Kugel, AffineVectorMake(ProcessLine(P2, VarsArchive),
ProcessLine(P3, VarsArchive),
ProcessLine(P1, VarsArchive)),
ProcessLine(P4, VarsArchive));
Kugel.ParamPosX1:=P1;
Kugel.ParamPosX2:=P2;
Kugel.ParamPosX3:=P3;
Kugel.ParamRadius:=P4;
ChangeChildren(Kugel);
Form1.RegisterActions(Kugel, OldKugel, 'ChangeObject');
OldKugel.Free;
ZeigeDaten(Kugel, Form1.Memo1);
end;
OK:=True;
except
MessageDlg('Fehlerhafte Eingabe! Überprüfen Sie, ob alle Zahlen korrekt eingegeben wurden.', mtError, [mbOk], 0);
OK:=False;
end;
end;
procedure TForm6.FormActivate(Sender: TObject);
begin
If Form1.TreeView1.Selected.Parent.Text='Punkte' then begin
Caption:='Punkt-Eigenschaften';
PointOptions.Visible:=True;
LineOptions.Visible:=False;
PlaneOptions.Visible:=False;
StreckenOptions.Visible:=False;
CircleOptions.Visible:= False;
SphereOptions.Visible:=False;
Punkt:=TPunkt(TGLNode(Form1.TreeView1.Selected).LinkedObject);
PosX1P.Text:=Punkt.ParamPosX1;
PosX2P.Text:=Punkt.ParamPosX2;
PosX3P.Text:=Punkt.ParamPosX3;
OldColor:=Punkt.Material.FrontProperties.Diffuse.AsWinColor;
PickedColor:=OldColor;
end;
If Form1.TreeView1.Selected.Parent.Text='Strecken' then begin
Caption:='Strecke-Eigenschaften';
PointOptions.Visible:=False;
LineOptions.Visible:=False;
PlaneOptions.Visible:=False;
StreckenOptions.Visible:=True;
CircleOptions.Visible:= False;
SphereOptions.Visible:=False;
Strecke:=TStrecke(TGLNode(Form1.TreeView1.Selected).LinkedObject);
P1X1S.Text:=Strecke.ParamP1X1;
P1X2S.Text:=Strecke.ParamP1X2;
P1X3S.Text:=Strecke.ParamP1X3;
P2X1S.Text:=Strecke.ParamP2X1;
P2X2S.Text:=Strecke.ParamP2X2;
P2X3S.Text:=Strecke.ParamP2X3;
OldColor:=Strecke.Material.FrontProperties.Diffuse.AsWinColor;
PickedColor:=OldColor;
end;
If Form1.TreeView1.Selected.Parent.Text='Geraden' then begin
Caption:='Gerade-Eigenschaften';
PointOptions.Visible:=False;
LineOptions.Visible:=True;
PlaneOptions.Visible:=False;
StreckenOptions.Visible:=False;
CircleOptions.Visible:= False;
SphereOptions.Visible:=False;
Gerade:=TGerade(TGLNode(Form1.TreeView1.Selected).LinkedObject);
PosX1G.Text:=Gerade.ParamPosX1;
PosX2G.Text:=Gerade.ParamPosX2;
PosX3G.Text:=Gerade.ParamPosX3;
DirX1G.Text:=Gerade.ParamDirX1;
DirX2G.Text:=Gerade.ParamDirX2;
DirX3G.Text:=Gerade.ParamDirX3;
OldColor:=Gerade.Material.FrontProperties.Diffuse.AsWinColor;
PickedColor:=OldColor;
end;
If Form1.TreeView1.Selected.Parent.Text='Ebenen' then begin
Caption:='Ebene-Eigenschaften';
PointOptions.Visible:=False;
LineOptions.Visible:=False;
PlaneOptions.Visible:=True;
StreckenOptions.Visible:=False;
CircleOptions.Visible:= False;
SphereOptions.Visible:=False;
Ebene:=TEbene(TGLNode(Form1.TreeView1.Selected).LinkedObject);
n1.Text:=ProcessTriadLine(Ebene.ParamDirX1);
n2.Text:=ProcessTriadLine(Ebene.ParamDirX2);
n3.Text:=ProcessTriadLine(Ebene.ParamDirX3);
n0.Text:=ProcessTriadLine(Ebene.Param_N0);
OldColor:=Ebene.Material.FrontProperties.Diffuse.AsWinColor;
PickedColor:=OldColor;
end;
If Form1.TreeView1.Selected.Parent.Text='Kreise' then begin
Caption:='Kreis-Eigenschaften';
PointOptions.Visible:=False;
LineOptions.Visible:=False;
PlaneOptions.Visible:=False;
StreckenOptions.Visible:=False;
CircleOptions.Visible:= True;
SphereOptions.Visible:=False;
Kreis:=TKreis(TGLNode(Form1.TreeView1.Selected).LinkedObject);
km1.Text:=ProcessTriadLine(Kreis.ParamPosX1);
km2.Text:=ProcessTriadLine(Kreis.ParamPosX2);
km3.Text:=ProcessTriadLine(Kreis.ParamPosX3);
kn1.Text:=ProcessTriadLine(Kreis.ParamDirX1);
kn2.Text:=ProcessTriadLine(Kreis.ParamDirX2);
kn3.Text:=ProcessTriadLine(Kreis.ParamDirX3);
kr.Text:=ProcessTriadLine(Kreis.ParamRadius);
OldColor:=Kreis.Material.FrontProperties.Diffuse.AsWinColor;
PickedColor:=OldColor;
end;
If Form1.TreeView1.Selected.Parent.Text='Kugeln' then begin
Caption:='Kugel-Eigenschaften';
PointOptions.Visible:=False;
LineOptions.Visible:=False;
PlaneOptions.Visible:=False;
StreckenOptions.Visible:=False;
CircleOptions.Visible:= False;
SphereOptions.Visible:=True;
Kugel:=TKugel(TGLNode(Form1.TreeView1.Selected).LinkedObject);
m1.Text:=ProcessTriadLine(Kugel.ParamPosX1);
m2.Text:=ProcessTriadLine(Kugel.ParamPosX2);
m3.Text:=ProcessTriadLine(Kugel.ParamPosX3);
r.Text:=ProcessTriadLine(Kugel.ParamRadius);
OldColor:=Kugel.Material.FrontProperties.Diffuse.AsWinColor;
PickedColor:=OldColor;
end;
ActualColor.Color:=PickedColor;
ColorButton.Selected:=PickedColor;
ColorPreview1.Color:=clBlack;
ApplicationEvents1.OnMessage:= ApplicationEvents1Message;
end;
procedure TForm6.SetBackButtonClick(Sender: TObject);
begin
PickedColor:=OldColor;
ColorPreview1.Color:=PickedColor;
end;
procedure TForm6.ColorButtonChange(Sender: TObject);
begin
PickedColor:=ColorButton.Selected;
ColorPreview1.Color:=PickedColor;
end;
procedure TForm6.ApplicationEvents1Message(var Msg: tagMSG;
var Handled: Boolean);
var
Control: TWinControl;
TabOrder: integer;
i, count: integer;
OK: Boolean;
begin
if (Msg.Message = WM_KEYDOWN) then
case Msg.wParam of
VK_ESCAPE: begin
Handled:=True;
Close;
end;
VK_DOWN: begin
Control:= ActiveControl;
If not Assigned(Control) then Exit;
Count:= 0;
for i:=0 to Control.Parent.ControlCount - 1 do
If TwinControl(Control.Parent.Controls[i]).TabOrder > -1 then
inc(Count);
TabOrder:= Control.TabOrder;
i:=0; OK:= False;
while (i < Control.Parent.ControlCount) and not OK do begin
if TWinControl(Control.Parent.Controls[i]).TabOrder = (TabOrder + 1) mod Count then begin
Self.FocusControl(TWinControl(Control.Parent.Controls[i]));
OK:= True;
end;
inc(i);
end;
end;
VK_UP: begin
Control:= ActiveControl;
If not Assigned(Control) then Exit;
Count:= 0;
for i:=0 to Control.Parent.ControlCount - 1 do
If TwinControl(Control.Parent.Controls[i]).TabOrder > -1 then
inc(Count);
TabOrder:= Control.TabOrder;
i:=0; OK:= False;
while (i < Control.Parent.ControlCount) and not OK do begin
if TWinControl(Control.Parent.Controls[i]).TabOrder = (Count + TabOrder - 1) mod Count then begin
Self.FocusControl(TWinControl(Control.Parent.Controls[i]));
OK:= True;
end;
inc(i);
end;
end;
end;
end;
procedure TForm6.FormCreate(Sender: TObject);
var
i: integer;
begin
// SetBackButton should be MultiLine
SetWindowLong(SetBackButton.Handle, GWL_STYLE, GetWindowLong(SetBackButton.Handle, GWL_STYLE) or BS_MULTILINE);
// German color names
for i:=1 to High(GermanColors) do
ColorButton.Items[i]:=GermanColors[i];
ColorButton.Items[0]:='benutzerdefiniert...'
end;
procedure TForm6.PaintBox1Paint(Sender: TObject);
begin
VerlaufHorizontal(TPaintBox(Sender).Canvas, clGreen, clMoneygreen, TPaintBox(Sender).Width, TPaintBox(Sender).Height);
end;
procedure TForm6.PaintBox2Paint(Sender: TObject);
begin
VerlaufVertical(TPaintBox(Sender).Canvas, clGreen, clMoneygreen, TPaintBox(Sender).Width, TPaintBox(Sender).Height);
end;
procedure TForm6.FormDeactivate(Sender: TObject);
begin
ApplicationEvents1.OnMessage:= nil;
end;
end.