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Pascal/Delphi Source File  |  1995-10-21  |  2KB  |  79 lines
  1. unit Demo3u;
  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.     Table1CustNo: TFloatField;
  19.     Table1Company: TStringField;
  20.     Table1Addr1: TStringField;
  21.     Table1Addr2: TStringField;
  22.     Table1City: TStringField;
  23.     Table1State: TStringField;
  24.     Table1Zip: TStringField;
  25.     Table1Country: TStringField;
  26.     Table1Phone: TStringField;
  27.     Table1FAX: TStringField;
  28.     Table1TaxRate: TFloatField;
  29.     Table1Contact: TStringField;
  30.     Table1LastInvoiceDate: TDateTimeField;
  31.     CheckBox1: TCheckBox;
  32.     procedure Button1Click(Sender: TObject);
  33.     procedure FormCreate(Sender: TObject);
  34.     procedure Button2Click(Sender: TObject);
  35.     procedure CheckBox1Click(Sender: TObject);
  36.   private
  37.     { Private declarations }
  38.   public
  39.     { Public declarations }
  40.   end;
  41.  
  42. var
  43.   Form1: TForm1;
  44.  
  45. implementation
  46.  
  47. {$R *.DFM}
  48.  
  49. procedure TForm1.Button1Click(Sender: TObject);
  50. begin
  51. Table1.SetKey;
  52. Table1.FieldByName('Company').AsString := Edit1.Text;
  53. if Table1.GotoKey then
  54.   DBGrid1.SetFocus;
  55. end;
  56.  
  57. procedure TForm1.FormCreate(Sender: TObject);
  58. begin
  59. Table1.Open;
  60. end;
  61.  
  62. procedure TForm1.Button2Click(Sender: TObject);
  63. begin
  64. Table1.SetKey;
  65. Table1.FieldByName('Company').AsString := Edit1.Text;
  66. Table1.GotoNearest;
  67. DBGrid1.SetFocus;
  68. end;
  69.  
  70. procedure TForm1.CheckBox1Click(Sender: TObject);
  71. begin
  72. if CheckBox1.Checked then
  73.   Table1.IndexName := 'Company'
  74. else
  75.   Table1.IndexName := 'ByCompany';
  76. end;
  77.  
  78. end.
  79.