FieldF.pas
资源名称:delphi.rar [点击查看]
上传用户:fh681027
上传日期:2022-07-23
资源大小:1959k
文件大小:1k
源码类别:
Delphi控件源码
开发平台:
Delphi
- unit FieldF;
- interface
- uses
- SysUtils, Windows, Messages, Classes, Graphics, Controls, Dialogs,
- StdCtrls, Forms, DBCtrls, DB, DBGrids, DBTables, Grids, ExtCtrls, Buttons,
- Mask;
- type
- TForm2 = class(TForm)
- DBGrid1: TDBGrid;
- DBNavigator: TDBNavigator;
- Panel1: TPanel;
- Panel2: TPanel;
- DataSource1: TDataSource;
- Table1: TTable;
- SpeedButton1: TSpeedButton;
- SpeedButton2: TSpeedButton;
- SpeedButton3: TSpeedButton;
- DBEdit1: TDBEdit;
- procedure FormCreate(Sender: TObject);
- procedure SpeedButton1Click(Sender: TObject);
- procedure SpeedButton2Click(Sender: TObject);
- procedure SpeedButton3Click(Sender: TObject);
- private
- { private declarations }
- public
- { public declarations }
- end;
- var
- Form2: TForm2;
- implementation
- {$R *.DFM}
- procedure TForm2.FormCreate(Sender: TObject);
- begin
- Table1.Open;
- end;
- procedure TForm2.SpeedButton1Click(Sender: TObject);
- begin
- (Table1.FieldByName ('Population') as TFloatField).
- DisplayFormat := '###,###,###';
- end;
- procedure TForm2.SpeedButton2Click(Sender: TObject);
- begin
- ShowMessage (string (Table1 ['Name']) +
- ': ' + string (Table1 ['Population']));
- end;
- procedure TForm2.SpeedButton3Click(Sender: TObject);
- var
- I: Integer;
- begin
- for I := 0 to Table1.FieldCount - 1 do
- Table1.Fields[I].Alignment := taCenter;
- end;
- end.