provider.aspx.cs

用Visual C#.net开发企业材料采购管理系统数据库使用的是SqlServer2000

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace WebApplication5
{
	/// <summary>
	/// Provider 的摘要说明。
	/// </summary>
	public class Provider : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.ImageButton Img_save;
		protected System.Web.UI.WebControls.ImageButton Img_search;
		protected System.Web.UI.WebControls.DataGrid DataGrid1;
		protected System.Web.UI.WebControls.Panel Panel1;
	    protected DataBase Data=new DataBase();
		protected System.Web.UI.WebControls.TextBox Txt_ID;
		protected System.Web.UI.WebControls.TextBox Txt_Name;
		protected System.Web.UI.WebControls.TextBox Txt_Remark;
		protected Resource Res=new Resource(); 
		private void Page_Load(object sender, System.EventArgs e)
        {
             Data.AddEvent("确定是否存盘?",Img_save,"onclick"); 
			// 在此处放置用户代码以初始化页面
			if (!Page.IsPostBack)
			{
				Txt_ID.Text=Convert.ToString((Data.GetResultCount("provider")+1));
				Data.BindData(DataGrid1,"select *  from provider","provider"); 

			}
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Img_save.Click += new System.Web.UI.ImageClickEventHandler(this.Img_save_Click);
			this.Img_search.Click += new System.Web.UI.ImageClickEventHandler(this.Img_search_Click);
			this.DataGrid1.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.DataGrid1_ItemDataBound);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Img_save_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
            int c_id=Int32.Parse(Txt_ID.Text) ;
			if ((Txt_ID.Text).ToString()=="")
			{
				Data.ShowMessage("序号不能为空！",Page);
				return;
			}
			if ((Txt_Name.Text).ToString()=="")
			{
				Data.ShowMessage("请输入供应商名称！",Page);
				return;
			}
			if (Data.FindID("provider",c_id))
			{
				Data.ShowMessage("此记录已经存在",Page);
				Txt_ID.Text=Convert.ToString((Data.GetResultCount("provider")+1));
				return;
			}
			/////
			
			string c_name=(Txt_Name.Text).ToString().Trim();
			string c_remark=Txt_Remark.Text;
			string strInsert="Insert into provider(c_id,c_name,c_remark) values("+c_id+",'"+c_name+"','"+c_remark+"')";
            Data.runNonSql(strInsert);
			Data.BindData(DataGrid1,"select * from provider","provider"); 

		}

		private void DataGrid1_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
		{
			if (e.Item.ItemType==ListItemType.Item||e.Item.ItemType==ListItemType.AlternatingItem)
            {
				e.Item.Attributes.Add("onmouseOver","this.style.backgroundColor='seashell'"); 
				e.Item.Attributes.Add("onmouseOut","this.style.backgroundColor='white'"); 


			}
		}

		private void Img_search_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("ProviderFind.aspx"); 
		}
		
	}
}