unit9.pas

DELPHI7.0+SQL2005环境下开发 2008年8月假期所写

unit Unit9;
//基本信息录入
interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ComCtrls, Mask;

type
  Tfrm_jbxxlr = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    ComboBox1: TComboBox;
    ComboBox2: TComboBox;
    Edit3: TEdit;
    Edit4: TEdit;
    ComboBox3: TComboBox;
    ComboBox4: TComboBox;
    Memo1: TMemo;
    Button1: TButton;
    Button2: TButton;
    Label10: TLabel;
    Label11: TLabel;
    MaskEdit1: TMaskEdit;
    MaskEdit2: TMaskEdit;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Edit1KeyPress(Sender: TObject; var Key: Char);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_jbxxlr: Tfrm_jbxxlr;

implementation

uses Unit13;

{$R *.dfm}
//-------------宿舍号显示------------------//
procedure Tfrm_jbxxlr.FormCreate(Sender: TObject);
begin
  with data1.ADO_public do
    begin
      close;
      sql.Clear;
      sql.Add('select 宿舍号 from 宿舍信息');
      open;
    end;
  while Not Data1.ADO_public.Eof do
   begin
     ComboBox3.Items.Add(Data1.ADO_public.FieldByName('宿舍号').Value);
     Data1.ADO_public.Next;
   end;
end;
//--------------------添加信息---------------//
procedure Tfrm_jbxxlr.Button1Click(Sender: TObject);
begin
if Edit1.Text ='' then
begin
  MessageBox(handle,'学号不能为空!','警告',MB_OK+MB_ICONWARNING);
  Edit1.SetFocus ;
  exit;
end;
if Edit2.Text ='' then
begin
  MessageBox(handle,'姓名不能为空!','警告',MB_OK+MB_ICONWARNING);
  Edit2.SetFocus ;
  exit;
end;
if combobox3.Text ='' then
begin
  MessageBox(handle,'宿舍号不能为空!','警告',MB_OK+MB_ICONWARNING);
  combobox3.SetFocus ;
  exit;
end;
try
  with data1.ADO_stu do
    begin
      close;
      sql.Clear;
      sql.Add('insert 学生信息 values (:a,:b,:c,:d,:e,:f,:g,:h,:i,:j,:k)');
      parameters.ParamByName('a').Value:=trim(edit1.Text);
      parameters.ParamByName('b').Value:=trim(edit2.Text);
      parameters.ParamByName('c').Value:=trim(combobox1.Text);
      parameters.ParamByName('d').Value:=trim(combobox2.Text);
      parameters.ParamByName('e').Value:=trim(edit3.Text);
      parameters.ParamByName('f').Value:=trim(edit4.Text);
      parameters.ParamByName('g').Value:=trim(combobox3.Text);
      parameters.ParamByName('h').Value:=trim(combobox4.Text);
      parameters.ParamByName('i').Value:=strtodate(maskedit1.Text);
      parameters.ParamByName('j').Value:=strtodate(maskedit2.Text);
      parameters.ParamByName('k').Value:=trim(memo1.Text);
      execsql;
    end;
    application.MessageBox('添加成功','提示',64);
except
  application.MessageBox('添加失败，检查信息是否存在或正确','失败',64);
end;
end;

procedure Tfrm_jbxxlr.Edit1KeyPress(Sender: TObject; var Key: Char);
begin
if not(key in['0'..'9',#8])then
begin
  key:=#0;
  application.MessageBox('学号只能为数字','提示',64);
end;
end;

procedure Tfrm_jbxxlr.Button2Click(Sender: TObject);
begin
close;
end;

end.