chaxunform.cs

主要用C#写的代码

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using DataAccess;
using System.Data;
using System.Text;
using BusinessRule.Tables;
using BusinessRule.TablesBusines;
using BusinessRule.Table;
using System.Data.SqlClient;
namespace FromZhuJieMian
{
	/// <summary>
	/// ChaXunForm 的摘要说明。
	/// </summary>
	public class ChaXunForm : System.Windows.Forms.Form
	{
		
		
		//定义Grid1变量
		DataSet Grid;
		string from;
		string to;

		private System.Windows.Forms.DataGrid Grid1;
		private System.Windows.Forms.Button bntGouMai;
		private System.Windows.Forms.Button bntNET;
		private System.Windows.Forms.Button bntQuXiao;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		ArrayList arr;
		int flag;

		public ChaXunForm(DataSet Grid1,string from,string to,int flag)
		{
			//
			// 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
			//

			//没有查到
			
			this.Grid=Grid1;
			this.from = from;
			this.to = to;
			
			this.arr = arr;

			this.flag = flag;
			
		}

		/// <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.Grid1 = new System.Windows.Forms.DataGrid();
			this.bntGouMai = new System.Windows.Forms.Button();
			this.bntNET = new System.Windows.Forms.Button();
			this.bntQuXiao = new System.Windows.Forms.Button();
			((System.ComponentModel.ISupportInitialize)(this.Grid1)).BeginInit();
			this.SuspendLayout();
			// 
			// Grid1
			// 
			this.Grid1.DataMember = "";
			this.Grid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.Grid1.Location = new System.Drawing.Point(0, 0);
			this.Grid1.Name = "Grid1";
			this.Grid1.Size = new System.Drawing.Size(768, 440);
			this.Grid1.TabIndex = 0;
			// 
			// bntGouMai
			// 
			this.bntGouMai.Font = new System.Drawing.Font("宋体", 21.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.bntGouMai.ForeColor = System.Drawing.Color.Red;
			this.bntGouMai.Location = new System.Drawing.Point(352, 480);
			this.bntGouMai.Name = "bntGouMai";
			this.bntGouMai.Size = new System.Drawing.Size(104, 48);
			this.bntGouMai.TabIndex = 1;
			this.bntGouMai.Text = " 购买";
			this.bntGouMai.Click += new System.EventHandler(this.bntGouMai_Click);
			// 
			// bntNET
			// 
			this.bntNET.Font = new System.Drawing.Font("宋体", 21.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.bntNET.ForeColor = System.Drawing.Color.Red;
			this.bntNET.Location = new System.Drawing.Point(88, 480);
			this.bntNET.Name = "bntNET";
			this.bntNET.Size = new System.Drawing.Size(120, 48);
			this.bntNET.TabIndex = 2;
			this.bntNET.Text = "上一步";
			this.bntNET.Click += new System.EventHandler(this.bntNET_Click);
			// 
			// bntQuXiao
			// 
			this.bntQuXiao.Font = new System.Drawing.Font("宋体", 21.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.bntQuXiao.ForeColor = System.Drawing.Color.Red;
			this.bntQuXiao.Location = new System.Drawing.Point(600, 480);
			this.bntQuXiao.Name = "bntQuXiao";
			this.bntQuXiao.Size = new System.Drawing.Size(104, 48);
			this.bntQuXiao.TabIndex = 3;
			this.bntQuXiao.Text = "取消";
			this.bntQuXiao.Click += new System.EventHandler(this.bntQuXiao_Click);
			// 
			// ChaXunForm
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(776, 558);
			this.Controls.Add(this.bntQuXiao);
			this.Controls.Add(this.bntNET);
			this.Controls.Add(this.bntGouMai);
			this.Controls.Add(this.Grid1);
			this.Name = "ChaXunForm";
			this.Text = "查询列车详细表";
			this.Load += new System.EventHandler(this.ChaXunForm_Load);
			((System.ComponentModel.ISupportInitialize)(this.Grid1)).EndInit();
			this.ResumeLayout(false);

		}
		#endregion
        /// <summary>
        /// 单击上一步单击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
		private void bntNET_Click(object sender, System.EventArgs e)
		{
			//隐藏当前界面
	
			this.Close();
			
					
		}
        /// <summary>
        /// 购买火车票单击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
		private void bntGouMai_Click(object sender, System.EventArgs e)
		{
			//点击Grid1的某行时获得焦点
			int row = this.Grid1.CurrentCell.RowNumber;
			int col = this.Grid1.CurrentCell.ColumnNumber;
            //if(this.Grid1[0,0].ToString().Equals(null))
			//if(row>=0 || col>=0)
			//{
				//MessageBox.Show("您选择的车次不存在，请核实后在操作!!!!!!");
			   // MessageBox.Show("您购买的是:"+this.Grid1[row,col].ToString()+"列车。请点击'确定'按钮进入网上银行！！！");
			//}
			//else
			//{
				MessageBox.Show("您购买的是:"+this.Grid1[row,col].ToString()+"列车。请点击'确定'按钮进入网上银行！！！");
				//MessageBox.Show("您选择的车次不存在，请核实后在操作!!!!!!");
			//获得车次
			string schedulecode=Convert.ToString(this.Grid1[row,0].ToString());
			//获得起始站
            string fromcity=Convert.ToString(this.Grid1[row,1].ToString());
			//获得终点站
            string tocity=Convert.ToString(this.Grid1[row,2].ToString());
			//获得开车时间
			string leavetime=Convert.ToString(this.Grid1[row,4].ToString());
            //获得车次类型
			string speed=Convert.ToString(this.Grid1[row,5].ToString());
			//获得票价
			double price = Convert.ToDouble(this.Grid1[row,6].ToString());


			//MessageBox.Show("您购买的是:"+this.Grid1[row,col].ToString()+"列车。请点击'确定'按钮进入网上银行！！！");
			//隐藏当前界面
			this.Hide();
			this.Visible=false;
			//显示交易界面
		     WangShangJiaoYi jiaoyi=new WangShangJiaoYi(price,speed,leavetime,tocity,fromcity,schedulecode);
			 jiaoyi.Show();

		}
        /// <summary>
        /// 取消单击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
		private void bntQuXiao_Click(object sender, System.EventArgs e)
		{ 
			//隐藏当前界面
			this.Hide();
			this.Visible=false;
			Form2 f=new Form2();
			f.Show();
		}

         T_schedule_detail schedule=new T_schedule_detail();

		TrainBussiness1 trainbussiness=new TrainBussiness1();
		/// <summary>
		/// 加载
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void ChaXunForm_Load(object sender, System.EventArgs e)
		{
			if(flag == 1)
			{
			
				//没有查询到
				if(this.Grid.Tables[0].Rows.Count==0)
				{
					//调用业务逻辑层的车次业务处理方法:查询中转站
					DataSet ds=trainbussiness.GetZhongZhuanzhan(from,to);

					//声明数组
				

					//				for(int i=0;i<strArr.Length;++i)
					//				{
					//						strArr[i] = new string();
					//				}
					string str="";
					//循环遍历
					for(int i=0;i<ds.Tables[0].Rows.Count;++i)
					{
						string s = ds.Tables[0].Rows[i][1].ToString();
						str = str + s + "\n";
						Form2.arr.Add(s);
					}

				
					MessageBox.Show("没有查询到您到达的城市！！！\n请点上一步换成列车（选择中转站）到达！！！\n中转站为：\n"+str);
					this.bntGouMai.Enabled = false;
				
				}
				else
				{
					Grid1.DataSource=this.Grid.Tables [0];
				}
			}
			else   //根据中转站查询
			{
				string code1 = this.Grid.Tables[0].Rows[0][0].ToString();
				string from1 = this.Grid.Tables[0].Rows[0][1].ToString();
				string to1 = this.Grid.Tables[0].Rows[0][2].ToString();
				string num1 = this.Grid.Tables[0].Rows[0][3].ToString();
				string price1 = this.Grid.Tables[0].Rows[0][4].ToString();


				string code2 = this.Grid.Tables[1].Rows[0][0].ToString();
				string from2 = this.Grid.Tables[1].Rows[0][1].ToString();
				string to2 = this.Grid.Tables[1].Rows[0][2].ToString();
				string num2 = this.Grid.Tables[1].Rows[0][3].ToString();
				string price2 = this.Grid.Tables[1].Rows[0][4].ToString();

				DataTable dt = new DataTable();

				dt.Columns.Add("车次",typeof(string));
				dt.Columns.Add("始发站",typeof(string));
				dt.Columns.Add("到站",typeof(string));
				dt.Columns.Add("经过站数",typeof(string));
				dt.Columns.Add("票价",typeof(string));

				DataRow row = dt.NewRow();
				row[0] = code1;
				row[1] = from1;
				row[2] = to1;
				row[3] = num1;
				row[4] = price1;

				dt.Rows.Add(row);

				row = dt.NewRow();
				row[0] = code2;
				row[1] = from2;
				row[2] = to2;
				row[3] = num2;
				row[4] = price2;
				dt.Rows.Add(row);

				this.Grid1.DataSource = dt;
			}
		}

		
	}
}