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/ Delphi Informant Complete 1995 - 2000 / Delphi Informant Complete 1995 to 2000.iso / Delphi Informant Magazine Complete Works SOURCE CODE 1995.rar / 1995 / MAY / Dr9505 / range.pas < prev    next >
Pascal/Delphi Source File  |  1995-03-07  |  1KB  |  56 lines
  1. unit Range;
  2.  
  3. interface
  4.  
  5. uses
  6.   SysUtils, WinTypes, WinProcs, Messages, Classes, Graphics, Controls,
  7.   Forms, Dialogs, StdCtrls, DBCtrls, DB, DBTables, Grids, DBGrids, ExtCtrls;
  8.  
  9. type
  10.   TForm1 = class(TForm)
  11.     Table1: TTable;
  12.     DataSource1: TDataSource;
  13.     DBGrid1: TDBGrid;
  14.     Edit1: TEdit;
  15.     Edit2: TEdit;
  16.     Bevel1: TBevel;
  17.     Label1: TLabel;
  18.     Label2: TLabel;
  19.     Label3: TLabel;
  20.     Button1: TButton;
  21.     Button2: TButton;
  22.     Image1: TImage;
  23.     Label4: TLabel;
  24.     Label5: TLabel;
  25.     Image2: TImage;
  26.     procedure Button1Click(Sender: TObject);
  27.     procedure Button2Click(Sender: TObject);
  28.   private
  29.     { Private declarations }
  30.   public
  31.     { Public declarations }
  32.   end;
  33.  
  34. var
  35.   Form1: TForm1;
  36.  
  37. implementation
  38.  
  39. {$R *.DFM}
  40.  
  41. procedure TForm1.Button1Click(Sender: TObject);
  42. begin
  43.   Table1.SetRangeStart;
  44.   Table1.Fields[0].AsString := Edit1.Text;
  45.   Table1.SetRangeEnd;
  46.   Table1.Fields[0].AsString := Edit2.Text;
  47.   Table1.ApplyRange;
  48. end;
  49.  
  50. procedure TForm1.Button2Click(Sender: TObject);
  51. begin
  52.   Table1.CancelRange;
  53. end;
  54.  
  55. end.
  56.