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Pascal/Delphi Source File  |  1995-10-22  |  966b  |  52 lines
  1. unit Demo2u;
  2.  
  3. interface
  4.  
  5. uses
  6.   SysUtils, WinTypes, WinProcs, Messages, Classes, Graphics, Controls,
  7.   Forms, Dialogs, StdCtrls, Grids, DBGrids, DB, DBTables;
  8.  
  9. type
  10.   TForm1 = class(TForm)
  11.     DataSource1: TDataSource;
  12.     Table1: TTable;
  13.     DBGrid1: TDBGrid;
  14.     Button1: TButton;
  15.     Label1: TLabel;
  16.     Edit1: TEdit;
  17.     Button2: TButton;
  18.     procedure Button1Click(Sender: TObject);
  19.     procedure FormCreate(Sender: TObject);
  20.     procedure Button2Click(Sender: TObject);
  21.   private
  22.     { Private declarations }
  23.   public
  24.     { Public declarations }
  25.   end;
  26.  
  27. var
  28.   Form1: TForm1;
  29.  
  30. implementation
  31.  
  32. {$R *.DFM}
  33.  
  34. procedure TForm1.Button1Click(Sender: TObject);
  35. begin
  36. if Table1.FindKey([Edit1.Text]) then
  37.   DBGrid1.SetFocus;
  38. end;
  39.  
  40. procedure TForm1.FormCreate(Sender: TObject);
  41. begin
  42. Table1.Open;
  43. end;
  44.  
  45. procedure TForm1.Button2Click(Sender: TObject);
  46. begin
  47. Table1.FindNearest([Edit1.Text]);
  48. DBGrid1.SetFocus;
  49. end;
  50.  
  51. end.
  52.