private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
HttpCookie cookie=Request.Cookies["userName"];
if(cookie==null)
{
Response.Redirect("default.aspx");
}
if(!Page.IsPostBack)
{
// this.databinddept();
ViewState["pageindex"]=1;
this.TreeView1.Nodes.Clear();
Microsoft.Web.UI.WebControls.TreeNode rootnode = new Microsoft.Web.UI.WebControls.TreeNode();
// rootnode.Expanded = true;
rootnode.Target="0000";
rootnode.Text="总库位";
TreeView1.Nodes.Add(rootnode);
CreateTree("0000", rootnode);
}
}
private void CreateTree(string wh, Microsoft.Web.UI.WebControls.TreeNode rootnode)
{
DataSet ds =this.getds(wh);
foreach(DataRow dr in ds.Tables[0].Rows)
{
Microsoft.Web.UI.WebControls.TreeNode treenode = new Microsoft.Web.UI.WebControls.TreeNode();
treenode.Text = dr["name"].ToString().Trim();
treenode.CheckBox = true;
treenode.Expanded = true;
treenode.Target=dr["wh"].ToString().Trim();
rootnode.Nodes.Add(treenode);
//TreeView1.Nodes.Add(rootnode);
string id = dr["wh"].ToString().Trim();
CreateTree(id, treenode);
}
}
private DataSet getds(string str)
{
string sql ="Select WH,NAME,ATTRIB FROM MY_WH where UP_WH='"+str+"'";
// string sql ="Select WH,NAME,ATTRIB FROM MY_WH where WH<>'0000'";
DataSet ds=new DataSet();
SqlConnection con=com.con();
con.Open();
SqlDataAdapter ada=new SqlDataAdapter(sql,con);
ada.Fill(ds,"temp");
con.Close();
return ds;
}
数据库脚本
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_show]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[p_show]
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[web]') and OBJECTPROPERTY(id, N'IsView') = 1)
drop view [dbo].[web]
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[web_user]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[web_user]
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[web_sample_tf]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[web_sample_tf]
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[web_sample_mf]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[web_sample_mf]
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[web_log]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[web_log]
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[web_admin]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[web_admin]
GO
CREATE TABLE [dbo].[web_user] (
[username] [nvarchar] (30) COLLATE Compatibility_198_804_30001 NOT NULL ,
[name] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[password] [char] (20) COLLATE Compatibility_198_804_30001 NOT NULL ,
[crop] [nvarchar] (80) COLLATE Compatibility_198_804_30001 NOT NULL ,
[tel] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[fax] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NULL ,
[address] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NULL ,
[email] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[post] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[note] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NULL ,
[regip] [char] (20) COLLATE Compatibility_198_804_30001 NOT NULL ,
[regtime] [datetime] NOT NULL ,
[ischeck] [bit] NOT NULL
) ON [PRIMARY]
GO
CREATE TABLE [dbo].[web_sample_tf] (
[sampleno] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[prd_no] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[prdtname] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[ut] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[qty] [float] NOT NULL
) ON [PRIMARY]
GO
CREATE TABLE [dbo].[web_sample_mf] (
[sampleno] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[sampleuser] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[addtime] [datetime] NOT NULL ,
[note] [nvarchar] (300) COLLATE Compatibility_198_804_30001 NULL ,
[ischeck] [bit] NOT NULL
) ON [PRIMARY]
GO
CREATE TABLE [dbo].[web_log] (
[name] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[logtime] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[event] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL ,
[ip] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL
) ON [PRIMARY]
GO
CREATE TABLE [dbo].[web_admin] (
[admin] [nvarchar] (30) COLLATE Compatibility_198_804_30001 NOT NULL ,
[password] [nvarchar] (50) COLLATE Compatibility_198_804_30001 NOT NULL
) ON [PRIMARY]
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO
CREATE VIEW dbo.web
AS
SELECT dbo.PRDT.PRD_NO AS 编号, dbo.PRDT.SNM AS 名称, dbo.PRDT.UT AS 单位,
dbo.PRDT1.QTY AS 数量, dbo.MY_WH.WH AS 仓库编号
FROM dbo.PRDT INNER JOIN
dbo.PRDT1 ON dbo.PRDT.PRD_NO = dbo.PRDT1.PRD_NO INNER JOIN
dbo.MY_WH ON dbo.PRDT1.WH = dbo.MY_WH.WH
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO
CREATE Proc p_show
@QueryStr nvarchar(4000), --表名、视图名、查询语句
@PageSize int=10, --每页的大小(行数)
@PageCurrent int=1, --要显示的页
@FdShow nvarchar (4000)='', --要显示的字段列表,如果查询结果有标识字段,需要指定此值,且不包含标识字段
@FdOrder nvarchar (1000)='' --排序字段列表
as
declare @FdName nvarchar(250) --表中的主键或表、临时表中的标识列名
,@Id1 varchar(20),@Id2 varchar(20) --开始和结束的记录号
,@Obj_ID int --对象ID
--表中有复合主键的处理
declare @strfd nvarchar(2000) --复合主键列表
,@strjoin nvarchar(4000) --连接字段
,@strwhere nvarchar(2000) --查询条件
select @Obj_ID=object_id(@QueryStr)
,@FdShow=case isnull(@FdShow,'') when '' then ' *' else ' '+@FdShow end
,@FdOrder=case isnull(@FdOrder,'') when '' then '' else ' order by '+@FdOrder end
,@QueryStr=case when @Obj_ID is not null then ' '+@QueryStr else ' ('+@QueryStr+') a' end
--如果显示第一页，可以直接用top来完成
if @PageCurrent=1
begin
select @Id1=cast(@PageSize as varchar(20))
exec('select top '+@Id1+@FdShow+' from '+@QueryStr+@FdOrder)
return
end
--如果是表,则检查表中是否有标识更或主键
if @Obj_ID is not null and objectproperty(@Obj_ID,'IsTable')=1
begin
select @Id1=cast(@PageSize as varchar(20))
,@Id2=cast((@PageCurrent-1)*@PageSize as varchar(20))
select @FdName=name from syscolumns where id=@Obj_ID and status=0x80
if @@rowcount=0 --如果表中无标识列,则检查表中是否有主键
begin
if not exists(select 1 from sysobjects where parent_obj=@Obj_ID and xtype='PK')
goto lbusetemp --如果表中无主键,则用临时表处理
select @FdName=name from syscolumns where id=@Obj_ID and colid in(
select colid from sysindexkeys where @Obj_ID=id and indid in(
select indid from sysindexes where @Obj_ID=id and name in(
select name from sysobjects where xtype='PK' and parent_obj=@Obj_ID
)))
if @@rowcount>1 --检查表中的主键是否为复合主键
begin
select @strfd='',@strjoin='',@strwhere=''
select @strfd=@strfd+',['+name+']'
,@strjoin=@strjoin+' and a.['+name+']=b.['+name+']'
,@strwhere=@strwhere+' and b.['+name+'] is null'
from syscolumns where id=@Obj_ID and colid in(
select colid from sysindexkeys where @Obj_ID=id and indid in(
select indid from sysindexes where @Obj_ID=id and name in(
select name from sysobjects where xtype='PK' and parent_obj=@Obj_ID
)))
select @strfd=substring(@strfd,2,2000)
,@strjoin=substring(@strjoin,5,4000)
,@strwhere=substring(@strwhere,5,4000)
goto lbusepk
end
end
end
else
goto lbusetemp
/*--使用标识列或主键为单一字段的处理方法--*/
lbuseidentity:
exec('select top '+@Id1+@FdShow+' from '+@QueryStr
+' where '+@FdName+' not in(select top '
+@Id2+' '+@FdName+' from '+@QueryStr+@FdOrder
+')'+@FdOrder
)
return
/*--表中有复合主键的处理方法--*/
lbusepk:
exec('select '+@FdShow+' from(select top '+@Id1+' a.* from
(select top 100 percent * from '+@QueryStr+@FdOrder+') a
left join (select top '+@Id2+' '+@strfd+'
from '+@QueryStr+@FdOrder+') b on '+@strjoin+'
where '+@strwhere+') a'
)
return
/*--用临时表处理的方法--*/
lbusetemp:
select @FdName='[ID_'+cast(newid() as varchar(40))+']'
,@Id1=cast(@PageSize*(@PageCurrent-1) as varchar(20))
,@Id2=cast(@PageSize*@PageCurrent-1 as varchar(20))
exec('select '+@FdName+'=identity(int,0,1),'+@FdShow+'
into #tb from'+@QueryStr+@FdOrder+'
select '+@FdShow+' from #tb where '+@FdName+' between '
+@Id1+' and '+@Id2
)
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO