clientsearch.cs

《C#数据库项目案例导航》一书的配套光盘

			this.textClientID.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.textClientID.Location = new System.Drawing.Point(64, 24);
			this.textClientID.Multiline = true;
			this.textClientID.Name = "textClientID";
			this.textClientID.Size = new System.Drawing.Size(136, 20);
			this.textClientID.TabIndex = 0;
			this.textClientID.Text = "";
			// 
			// listView1
			// 
			this.listView1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
				| System.Windows.Forms.AnchorStyles.Left) 
				| System.Windows.Forms.AnchorStyles.Right)));
			this.listView1.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.listView1.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
																						this.columnHeader1,
																						this.columnHeader2,
																						this.columnHeader3,
																						this.columnHeader4,
																						this.columnHeader5,
																						this.columnHeader6,
																						this.columnHeader7,
																						this.columnHeader8});
			this.listView1.ForeColor = System.Drawing.SystemColors.Desktop;
			this.listView1.FullRowSelect = true;
			this.listView1.GridLines = true;
			this.listView1.HeaderStyle = System.Windows.Forms.ColumnHeaderStyle.Nonclickable;
			this.listView1.Location = new System.Drawing.Point(16, 104);
			this.listView1.MultiSelect = false;
			this.listView1.Name = "listView1";
			this.listView1.Size = new System.Drawing.Size(520, 360);
			this.listView1.TabIndex = 24;
			this.listView1.View = System.Windows.Forms.View.Details;
			// 
			// columnHeader1
			// 
			this.columnHeader1.Text = "客户ID";
			this.columnHeader1.Width = 100;
			// 
			// columnHeader2
			// 
			this.columnHeader2.Text = "客户姓名";
			// 
			// columnHeader3
			// 
			this.columnHeader3.Text = "房间号";
			// 
			// columnHeader4
			// 
			this.columnHeader4.Text = "房间类型";
			// 
			// columnHeader5
			// 
			this.columnHeader5.Text = "价钱";
			// 
			// columnHeader6
			// 
			this.columnHeader6.Text = "入住日期";
			this.columnHeader6.Width = 100;
			// 
			// columnHeader7
			// 
			this.columnHeader7.Text = "结算日期";
			this.columnHeader7.Width = 100;
			// 
			// columnHeader8
			// 
			this.columnHeader8.Text = "总金额";
			this.columnHeader8.Width = 70;
			// 
			// btnInRoom
			// 
			this.btnInRoom.BackColor = System.Drawing.SystemColors.Window;
			this.btnInRoom.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
			this.btnInRoom.ForeColor = System.Drawing.SystemColors.Desktop;
			this.btnInRoom.Image = ((System.Drawing.Image)(resources.GetObject("btnInRoom.Image")));
			this.btnInRoom.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
			this.btnInRoom.Location = new System.Drawing.Point(16, 112);
			this.btnInRoom.Name = "btnInRoom";
			this.btnInRoom.Size = new System.Drawing.Size(56, 24);
			this.btnInRoom.TabIndex = 23;
			this.btnInRoom.Text = "在住";
			this.btnInRoom.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
			this.btnInRoom.Click += new System.EventHandler(this.btnInRoom_Click);
			// 
			// ClientSearch
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.BackColor = System.Drawing.SystemColors.Window;
			this.ClientSize = new System.Drawing.Size(642, 473);
			this.Controls.Add(this.listView1);
			this.Controls.Add(this.panel2);
			this.Controls.Add(this.groupBox1);
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.Name = "ClientSearch";
			this.Text = "客户记录查询";
			this.panel2.ResumeLayout(false);
			this.groupBox1.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion

		private void btnSearch_Click(object sender, System.EventArgs e)
		{
			if(this.textClientID.Text=="")
			{
				MessageBox.Show("请先输入客户号","提示",MessageBoxButtons.OKCancel,MessageBoxIcon.Error);
			}
			else
			{
				this.selectStr="select * from View1_ClientRecord where ClientID="+"'"+this.textClientID.Text+"'";			
				this.UpdateListView(this.selectStr);
			}
		  
		
		}
		private void UpdateListView(string selectstr)
		{
			this.listView1.Items.Clear();
			this.listView1.Refresh();			
			this.sqlCommand1.CommandText=selectstr;
			try
			{
				if(this.sqlConnection1.State==ConnectionState.Closed)this.sqlConnection1.Open();
				this.sqlDataReader1=this.sqlCommand1.ExecuteReader();
				while(this.sqlDataReader1.Read())
				{
					ListViewItem li = new ListViewItem ( ) ;
					li.SubItems.Clear ( ) ;
					li.SubItems[0].Text = sqlDataReader1["ClientID"].ToString ( ); 
					li.SubItems.Add ( sqlDataReader1["ClientName"].ToString ( ) );;
					li.SubItems.Add ( sqlDataReader1["RoomID"].ToString ( ) ) ;
					li.SubItems.Add ( sqlDataReader1["RoomTypeName"].ToString ( ) ) ;
					li.SubItems.Add ( sqlDataReader1["Price"].ToString ( ) ) ;
					li.SubItems.Add ( sqlDataReader1["InDate"].ToString ( ) ) ;					
					li.SubItems.Add (sqlDataReader1["CheckDate"].ToString ( ) );
					li.SubItems.Add (sqlDataReader1["TotalMoney"].ToString ( ) ) ;			
					this.listView1.Items.Add ( li );
				}
			}
			catch(System.Exception E)
			{
				MessageBox.Show(E.ToString());

			}
			finally
			{
				this.sqlDataReader1.Close();			
				this.sqlConnection1.Close();
			}			
			if(this.listView1.Items.Count==0)
			{
				MessageBox.Show("没有记录存在","没有记录",MessageBoxButtons.OK,MessageBoxIcon.Information);
				return;
			}
			else
			{
				this.listView1.Items[0].Selected=true;
			}
		}

		private void btnExit_Click(object sender, System.EventArgs e)
		{
			this.Close();
		}

		private void btnCancel_Click(object sender, System.EventArgs e)
		{
			this.textClientID.Clear();
		}

		private void btnEmptyRoom_Click(object sender, System.EventArgs e)
		{
			this.selectStr="select * from View1_ClientRecord";			
			this.UpdateListView(this.selectStr);
		
		}

		private void btnCheck_Click(object sender, System.EventArgs e)
		{
			int i;
			for(i=0;i<this.listView1.Items.Count;i++)
			{
				if(this.listView1.Items[i].Selected==true)
					break;
			}
			float price=Convert.ToSingle(this.listView1.Items[i].SubItems[4].Text);
			System.DateTime bookinDate=Convert.ToDateTime(this.listView1.Items[i].SubItems[5].Text);
			System.TimeSpan timespan=System.DateTime.Now.Date.Subtract(bookinDate.Date);
			int days=timespan.Days;
			float totalmoney=days*price;
			ClientCheck clientcheck=new ClientCheck(totalmoney);
			clientcheck.ShowDialog();
			float facttotalmoney=clientcheck.FactTotalMoney;
			string clientID=this.listView1.Items[i].SubItems[0].Text;
			string roomID=this.listView1.Items[i].SubItems[2].Text;			
			if(this.clientCheck.ClientCheck(clientID,roomID,bookinDate.ToString(),facttotalmoney)==true)
			{
			
				this.selectStr="select * from View1_ClientRecord where ClientID="+"'"+clientID+"'";
				this.UpdateListView(this.selectStr);			
			}
			else
			{
				MessageBox.Show("有误");
			}
			this.btnCheck.Enabled=false;
			
		}

		private void btnInRoom_Click(object sender, System.EventArgs e)
		{
			this.selectStr="select * from View1_ClientRecord where TotalMoney=0";
			this.UpdateListView(this.selectStr);
			this.btnCheck.Enabled=true;
		}	
	}
}