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68 lines
1.3 KiB
ObjectPascal
68 lines
1.3 KiB
ObjectPascal
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unit FreqSpecsUnit;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
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StdCtrls, contexthelpunit;
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type
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{ TFreqSpecsFrm }
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TFreqSpecsFrm = class(TForm)
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CancelBtn: TButton;
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HelpBtn: TButton;
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Memo1: TMemo;
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OKBtn: TButton;
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VarName: TEdit;
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Minimum: TEdit;
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Maximum: TEdit;
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Range: TEdit;
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IntSize: TEdit;
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NoInts: TEdit;
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Label1: TLabel;
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Label2: TLabel;
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Label3: TLabel;
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Label4: TLabel;
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Label5: TLabel;
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Label6: TLabel;
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procedure HelpBtnClick(Sender: TObject);
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procedure IntSizeKeyPress(Sender: TObject; var Key: char);
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private
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{ private declarations }
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public
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{ public declarations }
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end;
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var
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FreqSpecsFrm: TFreqSpecsFrm;
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implementation
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{ TFreqSpecsFrm }
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procedure TFreqSpecsFrm.IntSizeKeyPress(Sender: TObject; var Key: char);
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var
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rangeval : double;
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increment : double;
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begin
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if ord(Key) <> 13 then exit;
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rangeval := StrToFloat(Range.Text);
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increment := StrToFloat(IntSize.Text);
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NoInts.Text := FloatToStr(rangeval / increment);
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end;
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procedure TFreqSpecsFrm.HelpBtnClick(Sender: TObject);
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begin
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ContextHelpForm.HelpMessage((Sender as TButton).tag);
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end;
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initialization
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{$I freqspecsunit.lrs}
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end.
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