u_zcxx.pas

学习资料

unit U_zcxx;

interface

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

type
  Tfrm_zcxx = class(Tfrm_gzxx)
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton4Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure SpeedButton3Click(Sender: TObject);
    procedure DBGrid1CellClick(Column: TColumn);
  private
    { Private declarations }
  public
    { Public declarations }

  end;

var
  frm_zcxx: Tfrm_zcxx;

implementation

uses U_data;

{$R *.dfm}

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

procedure Tfrm_zcxx.SpeedButton4Click(Sender: TObject);
begin
if trim(edit1.Text)<>'' then
try
with data1.ADOQYzcxx do
   begin
      close;
      sql.Clear;
      sql.Add('select * from 职称表 where 职称名称= :a');
      parameters.ParamByName('a').Value:=trim(edit1.Text);
      open;
   end;
if data1.ADOQYzcxx.RecordCount=0 then
begin
with data1.ADOQYzcxx do
   begin
      close;
      sql.Clear;
      sql.Add('insert 职称表 values (:a)');
      parameters.ParamByName('a').Value:=trim(edit1.Text);
      execsql;
   end;
   self.OnShow(sender);
   application.MessageBox('添加成功','提示',64);
   edit1.Clear;
end
else
   application.MessageBox('职称不能重复','提示',64);
except
   application.MessageBox('系统出错','警告',64);
   close;
end
else
   application.MessageBox('请输入职称','提示',64);
end;

procedure Tfrm_zcxx.FormShow(Sender: TObject);
begin

with data1.ADOQYzcxx do
   begin
      close;
      sql.Clear;
      sql.Add('select * from 职称表');
      open;
   end;
   data1.ADOQYzcxx.Active:=true;
   if data1.ADOQYzcxx.FieldByName('职称名称').Value=null then
      application.MessageBox('数据库中没有数据，请添加数据！','提示',64)
end;

procedure Tfrm_zcxx.SpeedButton1Click(Sender: TObject);
begin
  
edit1.Clear;
edit1.ReadOnly:=false;
speedbutton4.Enabled:=true;
speedbutton5.Enabled:=true;
end;

procedure Tfrm_zcxx.SpeedButton3Click(Sender: TObject);
begin
with data1.ADOQYygxx do
   begin
      close;
      sql.Clear;
      sql.Add('select zc from 人事表 where zc = :a');
      parameters.ParamByName('a').Value:=trim(edit1.Text);
      open;
   end;
if data1.ADOQYygxx.RecordCount>0 then
   application.MessageBox('此信息已经使用，不能删除！','警告',64)
else
if messagebox(self.Handle,'真的要删除吗？','提示',mb_yesno+mb_iconquestion)=idyes then
begin
data1.ADOQYzcxx.Delete;
edit1.Clear;
end;
end;

procedure Tfrm_zcxx.DBGrid1CellClick(Column: TColumn);
begin
   If DBGrid1.DataSource.DataSet<> Nil then
    if DBGrid1.DataSource.DataSet.RecordCount>0 then
    edit1.Text:=data1.ADOQYzcxx.FieldByName('职称名称').Value
end;

end.