49 lines
1.0 KiB
ObjectPascal
49 lines
1.0 KiB
ObjectPascal
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unit UnitfrmGoToLine;
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interface
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uses
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SysUtils, Windows, Messages, Classes, Graphics, Controls,
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StdCtrls, ExtCtrls, Forms, TFlatSpeedButtonUnit, TFlatEditUnit;
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type
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TfrmGoToLine = class(TForm)
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lblInfo: TLabel;
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txtLine: TFlatEdit;
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cmdOK: TFlatSpeedButton;
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cmdCancel: TFlatSpeedButton;
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procedure cmdOKClick(Sender: TObject);
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procedure txtLineKeyPress(Sender: TObject; var Key: Char);
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end;
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var
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frmGoToLine: TfrmGoToLine;
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implementation
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uses UnitfrmMain;
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{$R *.DFM}
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procedure TfrmGoToLine.cmdOKClick(Sender: TObject);
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begin
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try
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if (StrToInt(txtLine.Text) < 0) or (StrToInt(txtLine.Text) > frmMain.sciEditor.Lines.Count) then
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raise Exception.Create('Invalid Line')
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else
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ModalResult := mrOK;
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except
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MessageBox(Handle, 'Invalid value. Check the entered line and press OK again.', 'Error', MB_ICONERROR);
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end;
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end;
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procedure TfrmGoToLine.txtLineKeyPress(Sender: TObject; var Key: Char);
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begin
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if Key = #13 then begin
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cmdOk.Click;
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Key := #0;
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end;
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end;
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end.
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