unit U_mzxx;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, U_gzxx, DB, Grids, DBGrids, StdCtrls, ExtCtrls, ComCtrls,
  Buttons, ToolWin;

type
  Tfrm_mzxx = class(Tfrm_gzxx)
    procedure SpeedButton3Click(Sender: TObject);
    procedure SpeedButton4Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure DBGrid1CellClick(Column: TColumn);
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton5Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
    m:integer;
  end;
  const
  m=0;
var
  frm_mzxx: Tfrm_mzxx;

implementation

uses U_data;

{$R *.dfm}

procedure Tfrm_mzxx.SpeedButton3Click(Sender: TObject);
begin
with data1.ADOQYygxx do
   begin
      close;
      sql.Clear;
      sql.Add('select mz from 人事表 where mz = :a');
      parameters.ParamByName('a').Value:=trim(edit1.Text);
      open;
   end;
if data1.ADOQYygxx.RecordCount>0 then
   application.MessageBox('此信息已經(jīng)使用，不能刪除！','警告',64)
else
if messagebox(self.Handle,'真的要?jiǎng)h除嗎？','提示',mb_yesno+mb_iconquestion)=idyes then
begin
data1.ADOQYmzxx.Delete;
edit1.Clear;
end;
end;

procedure Tfrm_mzxx.SpeedButton4Click(Sender: TObject);
begin
if trim(edit1.Text)<>'' then
try
with data1.ADOQYmzxx do
   begin
      close;
      sql.Clear;
      sql.Add('insert 民族表 values (:a)');
      parameters.ParamByName('a').Value:=trim(edit1.Text);
      execsql;
   end;
   edit1.Clear;
   self.OnShow(sender);
   application.MessageBox('添加成功','提示',64);
except
   application.MessageBox('系統(tǒng)出錯(cuò)！','提示',64);
end
else
   application.MessageBox('請輸入民族','提示',64);
end;

procedure Tfrm_mzxx.FormShow(Sender: TObject);
begin
   with data1.ADOQYmzxx do
      begin
         close;
         sql.Clear;
         sql.Add('select * from 民族表');
         open
      end;
      data1.ADOQYmzxx.Active:=true;
if data1.ADOQYmzxx.FieldByName('民族').Value=null then
   application.MessageBox('數(shù)據(jù)庫中沒有數(shù)據(jù)，請?zhí)砑訑?shù)據(jù)！','提示',64)
end;

procedure Tfrm_mzxx.DBGrid1CellClick(Column: TColumn);
begin
  If DBGrid1.DataSource.DataSet<> Nil then
    if DBGrid1.DataSource.DataSet.RecordCount>0 then
    edit1.Text:=data1.ADOQYmzxx.FieldByName('民族').Value

end;

procedure Tfrm_mzxx.SpeedButton2Click(Sender: TObject);
begin
if trim(edit1.Text)<>'' then
begin
with data1.ADOpublic do
begin
   close;
   sql.Clear;
   sql.Add('select * from 民族表 where 民族=:a');
   parameters.ParamByName('a').Value:=trim(edit1.Text);
   open;
end;
if data1.ADOpublic.RecordCount>0 then
begin
   application.MessageBox('信息不能重復(fù)','提示',64);
   edit1.Clear;
   edit1.SetFocus;
end
else
begin
with data1.ADOQYmzxx do
begin
   edit;
   fieldbyname('民族').Value:=trim(edit1.Text);
   post
end;
application.MessageBox('修改成功','提示',64);
edit1.Clear;
end;
end;
end;

procedure Tfrm_mzxx.SpeedButton5Click(Sender: TObject);
begin
edit1.Clear
end;

end.