Vamos a hora por el botón "Escribir nota" con el siguiente código
Código Delphi
[-]procedure TFXPAF.SBEscribirNotaClick(Sender: TObject);
var VarSText:string;
begin
VarSText:=DBIBMemo2.Lines.Text;
DBIBMemo2.Lines.Text:=InputMemo('Nota','Escriba su nota',VarSText);
end;
y como no estoy seguro de si puse esta function aquí os la pongo
Código Delphi
[-]function InputMemo(const ACaption, APrompt: string; Text:String =''): string;
function GetCharSize(Canvas: TCanvas): TPoint;
var
I: Integer;
Buffer: array[0..51] of Char;
begin
for I := 0 to 25 do Buffer[i] := Chr(I + Ord('A'));
for I := 0 to 25 do Buffer[I + 26] := Chr(I + Ord('a'));
GetTextExtentPoint(Canvas.Handle, Buffer, 52, TSize(Result));
Result.X := Result.X div 52;
end;
var
Form: TForm;
Prompt: TLabel;
MEM: TMemo;
DialogUnits: TPoint;
ButtonTop, ButtonWidth, ButtonHeight: Integer;
R: TRect;
begin
Result := '';
Form := TForm.Create(Application);
with Form do
try
Canvas.Font := Font;
DialogUnits := GetCharSize(Canvas);
BorderStyle := bsDialog;
FormStyle :=fsStayOnTop;
Caption := ACaption;
ClientWidth := MulDiv(396, DialogUnits.X, 4);
Position := poScreenCenter;
Prompt := TLabel.Create(Form);
with Prompt do
begin
Parent := Form;
Caption := APrompt;
Left := MulDiv(8, DialogUnits.X, 4);
Top := MulDiv(8, DialogUnits.Y, 8);
Constraints.MaxWidth := MulDiv(180, DialogUnits.X, 4);
WordWrap := True;
end;
MEM := TMemo.Create(Form);
with MEM do
begin
Parent := Form;
Left := Prompt.Left;
Top := Prompt.top+Prompt.Height+5;
Height := 150;
Width := MulDiv(380, DialogUnits.X, 4);
Lines.Text := Text;
end;
ButtonTop := MEM.top+MEM.Height+10;;
ButtonWidth := MulDiv(50, DialogUnits.X, 4);
ButtonHeight := MulDiv(14, DialogUnits.Y, 8);
with TButton.Create(Form) do
begin
Parent := Form;
Caption := 'OK';
ModalResult := mrOk;
default := True;
SetBounds(MulDiv(Prompt.Left-2, DialogUnits.X, 4), ButtonTop, ButtonWidth,
ButtonHeight);
end;
with TButton.Create(Form) do
begin
Parent := Form;
Caption := 'Cancelar';
ModalResult := mrCancel;
Cancel := True;
SetBounds(MulDiv(340, DialogUnits.X, 4), ButtonTop,ButtonWidth, ButtonHeight);
Form.ClientHeight := 220;
end;
MEM.Lines.Clear;
MEM.Lines.Add(Text);
if ShowModal = mrOk then Result:=MEM.Lines.Text
else Result:=Text; finally
Form.Free;
end;
end;
Ahora pasamos al desglose de la factura, explicare la función de algunos botones, el resto son iguales a los de siempre