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Registriert seit: 21. Aug 2003
7.332 Beiträge
Delphi 2009 Professional
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Re: Punkt vor Strich?
27. Aug 2003, 18:52
Also hier ist der !!!gesamte!!! Code:
Delphi-Quellcode:
var
Rechnen: TRechnen;
a, b, c, d, e, f, g, z1, z2, z3, er : Extended;
implementation
uses Unit1, Unit2, Unit4, Unit5, Unit6, Unit7, shellapi;
{$R *.DFM}
procedure TRechnen.Button5Click(Sender: TObject);
begin
if Combobox5.itemindex = 0 then
begin
a := strtofloat (Edit1.text);
b := strtofloat (Edit2.text);
case Combobox1.itemindex of
0: er := a + b;
1: er := a - b;
2: er := a * b;
3: er := a / b;
end;
Panel1.caption := floattostr (er);
end;
if Combobox5.itemindex = 1 then
begin
a := strtofloat (Edit1.text);
b := strtofloat (edit2.text);
c := strtofloat (Edit3.text);
case Combobox1.ItemIndex of
0: z1 := a + b;
1: z1 := a - b;
2: z1 := a * b;
3: z1 := a / b;
end;
case combobox2.itemindex of
0: er := z1 + c;
1: er := z1 - c;
2: er := z1 * c;
3: er := z1 / c;
end;
Panel1.caption := floattostr (er);
end;
if Combobox5.itemindex = 2 then
begin
a := strtofloat (Edit1.text);
b := strtofloat (Edit2.text);
c := strtofloat (Edit3.text);
d := strtofloat (Edit4.text);
case Combobox1.itemindex of
0: z1 := a + b;
1: z1 := a - b;
2: z1 := a * b;
3: z1 := a / b;
end;
case combobox2.itemindex of
0: z2 := z1 + c;
1: z2 := z1 - c;
2: z2 := z1 * c;
3: z2 := z1 / c;
end;
case Combobox3.ItemIndex of
0 : er := z2 + d;
1 : er := z2 - d;
2 : er := z2 * d;
3 : er := z2 / d;
end;
Panel1.caption := floattostr (er);
end;
if Combobox5.itemindex = 3 then
begin
a := strtofloat (Edit1.text);
b := strtofloat (Edit2.text);
c := strtofloat (Edit3.text);
d := strtofloat (Edit4.text);
e := strtofloat (Edit5.text);
case Combobox1.itemindex of
0: z1 := a + b;
1: z1 := a - b;
2: z1 := a * b;
3: z1 := a / b;
end;
case combobox2.itemindex of
0: z2 := z1 + c;
1: z2 := z1 - c;
2: z2 := z1 * c;
3: z2 := z1 / c;
end;
case Combobox3.ItemIndex of
0 : z3 := z2 + d;
1 : z3 := z2 - d;
2 : z3 := z2 * d;
3 : z3 := z2 / d;
end;
case Combobox3.ItemIndex of
0 : er := z3 + d;
1 : er := z3 - d;
2 : er := z3 * d;
3 : er := z3 / d;
end;
Panel1.caption := floattostr (er);
end;
if Combobox5.itemindex = 4 then
begin
f := strtofloat (Edit1.text);
er := Sqr(f);
Panel1.caption := floattostr (er);
end;
if Combobox5.ItemIndex = 5 then
begin
g := strtofloat (Edit1.text);
er:= Sqrt(g) ;
Panel1.caption := floattostr (er);
end;
end;
procedure TRechnen.ComboBox5Change(Sender: TObject);
begin
if Combobox5.ItemIndex = 0 then
begin
Edit1.visible := true;
Edit2.visible := true;
Edit3.visible := false;
Edit4.visible := false;
Edit5.visible := false;
Edit1.text := '';
Edit2.text := '';
Edit3.text := '';
Edit4.text := '';
Edit5.text := '';
Combobox1.visible := true;
Combobox2.visible := false;
combobox3.visible := false;
Combobox4.visible := false;
Combobox1.Text := '';
Combobox2.Text := '';
Combobox3.Text := '';
Combobox4.Text := '';
Combobox5.Text := '';
Panel1.Caption := '';
end;
if Combobox5.itemindex = 1 then
begin
Edit1.visible := true;
Edit2.visible := true;
Edit3.visible := true;
Edit4.visible := false;
Edit5.visible := false;
Edit1.text := '';
Edit2.text := '';
Edit3.text := '';
Edit4.text := '';
Edit5.text := '';
Combobox1.visible := true;
Combobox2.visible := true;
combobox3.visible := false;
Combobox4.visible := false;
Combobox1.Text := '';
Combobox2.Text := '';
Combobox3.Text := '';
Combobox4.Text := '';
Combobox5.Text := '';
Panel1.Caption := '';
end;
if Combobox5.itemindex = 2 then
begin
Edit1.visible := true;
Edit2.visible := true;
Edit3.visible := true;
Edit4.visible := true;
Edit5.visible := false;
Edit1.text := '';
Edit2.text := '';
Edit3.text := '';
Edit4.text := '';
Edit5.text := '';
Combobox1.visible := true;
Combobox2.visible := true;
combobox3.visible := true;
Combobox4.visible := false;
Combobox1.Text := '';
Combobox2.Text := '';
Combobox3.Text := '';
Combobox4.Text := '';
Combobox5.Text := '';
Panel1.Caption := '';
end;
if Combobox5.itemindex = 3 then
begin
Edit1.visible := true;
Edit2.visible := true;
Edit3.visible := true;
Edit4.visible := true;
Edit5.visible := true;
Edit1.text := '';
Edit2.text := '';
Edit3.text := '';
Edit4.text := '';
Edit5.text := '';
Combobox1.visible := true;
Combobox2.visible := true;
combobox3.visible := true;
Combobox4.visible := true;
Combobox1.Text := '';
Combobox2.Text := '';
Combobox3.Text := '';
Combobox4.Text := '';
Combobox5.Text := '';
Panel1.Caption := '';
end;
if Combobox5.itemindex = 4 then
begin
Edit1.visible := true;
Edit2.visible := false;
Edit3.visible := false;
Edit4.visible := false;
Edit5.visible := false;
Edit1.text := '';
Edit2.text := '';
Edit3.text := '';
Edit4.text := '';
Edit5.text := '';
Combobox1.visible := false;
Combobox2.visible := false;
combobox3.visible := false;
Combobox4.visible := false;
Combobox1.Text := '';
Combobox2.Text := '';
Combobox3.Text := '';
Combobox4.Text := '';
Combobox5.Text := '';
Panel1.Caption := '';
end;
if Combobox5.itemindex = 5 then
begin
Edit1.visible := true;
Edit2.visible := false;
Edit3.visible := false;
Edit4.visible := false;
Edit5.visible := false;
Edit1.text := '';
Edit2.text := '';
Edit3.text := '';
Edit4.text := '';
Edit5.text := '';
Combobox1.visible := false;
Combobox2.visible := false;
combobox3.visible := false;
Combobox4.visible := false;
Combobox1.Text := '';
Combobox2.Text := '';
Combobox3.Text := '';
Combobox4.Text := '';
Combobox5.Text := '';
Panel1.Caption := '';
end;
end;
Das ist der doch nicht ganz gesamte Code(Der gesamte ist 850 Zeilen lang!) Wahrscheinlich hätte man einiges Verbessern können so weit bin ich nocht net!
Manuel
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Zitat
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