marketbasedanalysis.cs

来自「一个经典的apriori算法（c#实现）」· CS 代码 · 共 465 行 · 第 1/2 页

			this.buttonDataConnection.Text = "&Data Connection";
			this.buttonDataConnection.Click += new System.EventHandler(this.buttonDataConnection_Click);
			// 
			// dataGridViewAnalysisResult
			// 
			this.dataGridViewAnalysisResult.AlternatingBackColor = System.Drawing.Color.Gainsboro;
			this.dataGridViewAnalysisResult.DataMember = "";
			this.dataGridViewAnalysisResult.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.dataGridViewAnalysisResult.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGridViewAnalysisResult.Location = new System.Drawing.Point(16, 24);
			this.dataGridViewAnalysisResult.Name = "dataGridViewAnalysisResult";
			this.dataGridViewAnalysisResult.ReadOnly = true;
			this.dataGridViewAnalysisResult.Size = new System.Drawing.Size(768, 496);
			this.dataGridViewAnalysisResult.TabIndex = 1;
			this.dataGridViewAnalysisResult.Navigate += new System.Windows.Forms.NavigateEventHandler(this.dataGridViewAnalysisResult_Navigate);
			// 
			// groupBoxProgressMonitor
			// 
			this.groupBoxProgressMonitor.Controls.AddRange(new System.Windows.Forms.Control[] {
																								  this.groupBox2,
																								  this.buttonOK});
			this.groupBoxProgressMonitor.Location = new System.Drawing.Point(16, 536);
			this.groupBoxProgressMonitor.Name = "groupBoxProgressMonitor";
			this.groupBoxProgressMonitor.Size = new System.Drawing.Size(976, 88);
			this.groupBoxProgressMonitor.TabIndex = 1;
			this.groupBoxProgressMonitor.TabStop = false;
			// 
			// groupBox2
			// 
			this.groupBox2.Controls.AddRange(new System.Windows.Forms.Control[] {
																					this.lblProgressBar,
																					this.progressBarMonitor});
			this.groupBox2.Location = new System.Drawing.Point(8, 8);
			this.groupBox2.Name = "groupBox2";
			this.groupBox2.Size = new System.Drawing.Size(880, 72);
			this.groupBox2.TabIndex = 2;
			this.groupBox2.TabStop = false;
			// 
			// lblProgressBar
			// 
			this.lblProgressBar.Location = new System.Drawing.Point(16, 48);
			this.lblProgressBar.Name = "lblProgressBar";
			this.lblProgressBar.Size = new System.Drawing.Size(856, 16);
			this.lblProgressBar.TabIndex = 1;
			// 
			// progressBarMonitor
			// 
			this.progressBarMonitor.Location = new System.Drawing.Point(8, 16);
			this.progressBarMonitor.Name = "progressBarMonitor";
			this.progressBarMonitor.Size = new System.Drawing.Size(864, 24);
			this.progressBarMonitor.TabIndex = 0;
			// 
			// buttonOK
			// 
			this.buttonOK.Font = new System.Drawing.Font("Tahoma", 9.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.buttonOK.ForeColor = System.Drawing.Color.DarkBlue;
			this.buttonOK.Location = new System.Drawing.Point(893, 37);
			this.buttonOK.Name = "buttonOK";
			this.buttonOK.TabIndex = 1;
			this.buttonOK.Text = "&Analyze";
			this.buttonOK.Click += new System.EventHandler(this.buttonOK_Click);
			// 
			// groupBoxViewTables
			// 
			this.groupBoxViewTables.Location = new System.Drawing.Point(8, 80);
			this.groupBoxViewTables.Name = "groupBoxViewTables";
			this.groupBoxViewTables.Size = new System.Drawing.Size(160, 264);
			this.groupBoxViewTables.TabIndex = 2;
			this.groupBoxViewTables.TabStop = false;
			// 
			// MarketBasedAnalysis
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
			this.ClientSize = new System.Drawing.Size(1000, 629);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.groupBoxProgressMonitor,
																		  this.groupBox1});
			this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "MarketBasedAnalysis";
			this.Text = "Market Based Analysis";
			this.TopMost = true;
			this.Load += new System.EventHandler(this.MarketBasedAnalysis_Load);
			this.groupBox1.ResumeLayout(false);
			this.groupBoxCommands.ResumeLayout(false);
			this.groupBoxSettings.ResumeLayout(false);
			((System.ComponentModel.ISupportInitialize)(this.dataGridViewAnalysisResult)).EndInit();
			this.groupBoxProgressMonitor.ResumeLayout(false);
			this.groupBox2.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// The main entry point for this application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new MarketBasedAnalysis());
		}

		private void MarketBasedAnalysis_Load(object sender, System.EventArgs e)
		{

		}

		private void buttonDataConnection_Click(object sender, System.EventArgs e)
		{					
			connectionDialogBox = new ConnectionDialogBox();

			connectionDialogBox.ShowDialog(this);
		}


		private void buttonOK_Click(object sender, System.EventArgs e)
		{
			this.DMS = new DataMining();


			this.DMS.ProgressMonitorEvent += new ProgressMonitorEventHandler(this.OnProgressMonitorEvent);

			
			if((ClassInfo.DataStorage == ClassInfo.DataStorageLocation.Database) && (ClassInfo.DataStorageModel == ClassInfo.DataModel.TransactionsTable))
			{
				this.dataAnalysis = DMS.MarketBasedAnalysis(ClassInfo.MinimumSupport, ClassInfo.MinimumConfidence,ClassInfo.														ConnectionString,"TransactionsTable",CommandType.TableDirect);				
			}

			else if (ClassInfo.DataStorage == ClassInfo.DataStorageLocation.XMLFile) 
			{
				this.dataAnalysis = DMS.MarketBasedAnalysis(ClassInfo.MinimumSupport, ClassInfo.MinimumConfidence,ClassInfo.																	XMLFilePath);		
			}


			else if((ClassInfo.DataStorage == ClassInfo.DataStorageLocation.Database) && (ClassInfo.DataStorageModel == ClassInfo.DataModel.NorthwindDatabase ))
			{
				dts = new NorthwindDTS();

				dts.LoadNorthwindwindProducts(ClassInfo.ConnectionString);

				dts.LoadNorthwindwindOrders(ClassInfo.ConnectionString);

				dts.LoadNorthwindwindOrderDetails(ClassInfo.ConnectionString);

				orders = dts.GetOrders();
				
				this.dataAnalysis = DMS.MarketBasedAnalysis(ClassInfo.MinimumSupport,ClassInfo.MinimumConfidence,orders);
			}

			
			if(this.dataAnalysis != null)
			{

				this.dataView = new ViewData();

				this.dataAnalysis.Tables.Add(this.dataView.CreateViewRulesTable(ClassInfo.MinimumConfidence,this.dataAnalysis).Copy());

				this.dataAnalysis.Tables.Add(this.dataView.CreateViewSubsetTable(this.dataAnalysis).Copy());


				this.dataGridViewAnalysisResult.DataSource = DMS.ViewDataMiningAnalysis("ViewRulesTable","Confidence desc");
			}

		}


		private void dataGridViewAnalysisResult_Navigate(object sender, System.Windows.Forms.NavigateEventArgs ne)
		{		
		}

		private void txtMinimumSupport_TextChanged(object sender, System.EventArgs e)
		{			
		}


		private void txtMinimumSupport_Validating(object sender, System.ComponentModel.CancelEventArgs e)
		{	
			if (txtMinimumSupport.Text.Length == 0)
			{
				MessageBox.Show(this,"Please enter a minimum support between 0% and 100%",ClassInfo.AppCaption,MessageBoxButtons.																							OK ,MessageBoxIcon.Information);
			}

			else if (txtMinimumSupport.Text.Length > 0)
			{
				minimumSupport = txtMinimumSupport.Text.Trim();

				minimumSupportLength = minimumSupport.Length;

				if (minimumSupport.EndsWith("%"))
				{
					ClassInfo.MinimumSupport = Convert.ToDouble(minimumSupport.Substring(0,																							minimumSupportLength-1));
				}
				else
				{
					ClassInfo.MinimumSupport = Convert.ToDouble(minimumSupport.Substring(0,																							minimumSupportLength));
				}
			}
		}
		

		private void txtMinimumConfidence_Validating(object sender, System.ComponentModel.CancelEventArgs e)
		{	
			if (txtMinimumConfidence.Text.Length == 0)
			{
				MessageBox.Show(this,"Please enter a minimum confidence between 0% and 100%",ClassInfo.AppCaption,																						MessageBoxButtons.OK ,MessageBoxIcon.Information);
			}

			else if (txtMinimumConfidence.Text.Length > 0)
			{
				minimumConfidence = txtMinimumConfidence.Text.Trim();

				minimumConfidenceLength = minimumConfidence.Length;

				if (minimumConfidence.EndsWith("%"))
				{
					
					ClassInfo.MinimumConfidence = Convert.ToDouble(minimumConfidence.Substring(0,																							minimumConfidenceLength-1));
				}
				else
				{
					ClassInfo.MinimumConfidence = Convert.ToDouble(minimumConfidence.Substring(0,																							minimumConfidenceLength));
				}
			}
		}

		

	}
}