copenchargeitem.cs

功能设计：平台管理、收费点维护、收费项目管理、缴费管理

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.OracleClient;
using GlobleUtility;

namespace Charge
{
	/// <summary>
	/// COpenChargeItem 的摘要说明。
	/// </summary>
	public class COpenChargeItem : System.Windows.Forms.Form
	{
		private ErrorCode E = new ErrorCode();
		private int sItemID;//所选项目ID


		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.ComboBox cboItem;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public COpenChargeItem()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <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.groupBox1 = new System.Windows.Forms.GroupBox();
			this.cboItem = new System.Windows.Forms.ComboBox();
			this.label1 = new System.Windows.Forms.Label();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.groupBox1.SuspendLayout();
			this.SuspendLayout();
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.cboItem);
			this.groupBox1.Controls.Add(this.label1);
			this.groupBox1.ForeColor = System.Drawing.SystemColors.ControlText;
			this.groupBox1.Location = new System.Drawing.Point(0, 8);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(448, 128);
			this.groupBox1.TabIndex = 0;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "选定";
			// 
			// cboItem
			// 
			this.cboItem.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
			this.cboItem.Location = new System.Drawing.Point(192, 48);
			this.cboItem.Name = "cboItem";
			this.cboItem.Size = new System.Drawing.Size(152, 20);
			this.cboItem.TabIndex = 1;
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(16, 48);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(160, 24);
			this.label1.TabIndex = 0;
			this.label1.Text = "选择项目";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// button1
			// 
			this.button1.ForeColor = System.Drawing.SystemColors.ControlText;
			this.button1.Location = new System.Drawing.Point(80, 152);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(72, 24);
			this.button1.TabIndex = 1;
			this.button1.Text = "开通(&O)";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.ForeColor = System.Drawing.SystemColors.ControlText;
			this.button2.Location = new System.Drawing.Point(304, 152);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(72, 24);
			this.button2.TabIndex = 2;
			this.button2.Text = "取消(&C)";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// COpenChargeItem
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.BackColor = System.Drawing.SystemColors.Control;
			this.ClientSize = new System.Drawing.Size(442, 186);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Controls.Add(this.groupBox1);
			this.ForeColor = System.Drawing.SystemColors.Window;
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
			this.Name = "COpenChargeItem";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
			this.Text = "开通收费项目";
			this.Load += new System.EventHandler(this.COpenChargeItem_Load);
			this.groupBox1.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion
		

		private void COpenChargeItem_Load(object sender, System.EventArgs e)
		{
			//加载项目名
			OracleConnection myConn = Connection.DBConnection;
			if (myConn == null)
			{
				return;
			}
			string mySql = "";
			//mySql = "Select ItemName From Charge_Items where Useable=1 Order By ItemID";
			mySql = "Select ItemName From Charge_Items where Useable=0 Order By itemid";
			OracleCommand dbCommand = new OracleCommand(mySql, myConn);
			try
			{
				OracleDataReader myReader = dbCommand.ExecuteReader();
				while (myReader.Read())
				{
					cboItem.Items.Add(myReader.GetString(0));


				}
				myReader.Close();
				myConn.Close();

			}
			catch(Exception ee)
			{
				E.ShowMessage(ErrorCode.E_8_DBUnknownError_Code);
				return;
			}
		
		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			this.Close();
		}
        //开通项目
		private void button1_Click(object sender, System.EventArgs e)
		{
			//确保选择收费项目
			if(cboItem.Text.Trim()=="")
			{
				MessageBox.Show(this,"请选择收费项目!","提示信息");
				return;
			}
			//取得所选项目ID
			OracleConnection myConn = Connection.DBConnection;
			if (myConn == null)
			{
				return;
			}
			string mySql = "";
			mySql = "Select ItemID From Charge_Items where ItemName like '"+cboItem.Text.Trim()+"'";
			OracleCommand dbCommand = new OracleCommand(mySql, myConn);
			try
			{
				OracleDataReader myReader = dbCommand.ExecuteReader();
				while (myReader.Read())
				{
					sItemID=myReader.GetInt32(0);


				}
				myReader.Close();
				//myConn.Close();

			}
			catch
			{
				E.ShowMessage(ErrorCode.E_8_DBUnknownError_Code);
				return;
			}
			

			string mySql1="update Charge_Items set Useable=1 where ItemID="+sItemID;
			OracleCommand dbCommand1 = new OracleCommand(mySql1, myConn);
			try
			{   
									
				int back=dbCommand1.ExecuteNonQuery();

			}
			catch
			{
				E.ShowMessage( ErrorCode.E_8_DBUnknownError_Code);
				return;

			}
			myConn.Close();
			this.Close();
				          

		
		}
	}
}