Document

CutList/CutList.csproj

@@ -88,6 +88,7 @@
     </Compile>
     <Compile Include="Forms\BinFileSaver.cs" />
     <Compile Include="Forms\DataGridViewExtensions.cs" />
+    <Compile Include="Forms\Document.cs" />
     <Compile Include="Forms\MainForm.cs">
       <SubType>Form</SubType>
     </Compile>

CutList/Forms/Document.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Windows.Forms;
+using System.Xml.Linq;
+using CutList.Models;
+using Newtonsoft.Json;
+
+namespace CutList.Forms
+{
+    public class Document
+    {
+        public Document()
+        {
+            PartsToNest = new List<PartInputItem>();
+            StockBins = new List<BinInputItem>();
+        }
+
+        [JsonIgnore]
+        public string LastFilePath { get; private set; }
+
+        public List<PartInputItem> PartsToNest { get; set; }
+
+        public List<BinInputItem> StockBins { get; set; }
+
+        public Tool Tool { get; set; }
+
+        public void Save(string filePath)
+        {
+            try
+            {
+                var json = JsonConvert.SerializeObject(this, Formatting.Indented);
+                File.WriteAllText(filePath, json);
+                LastFilePath = filePath;
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"Failed to save file: {ex.Message}", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        public static Document Load(string filePath)
+        {
+            try
+            {
+                var json = File.ReadAllText(filePath);
+                var document = JsonConvert.DeserializeObject<Document>(json);
+                document.LastFilePath = filePath;
+                return document;
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"Failed to load file: {ex.Message}", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return null;
+            }
+        }
+
+        public bool Validate(out string validationMessage)
+        {
+            if (PartsToNest == null || !PartsToNest.Any())
+            {
+                validationMessage = "No parts to nest.";
+                return false;
+            }
+
+            if (StockBins == null || !StockBins.Any())
+            {
+                validationMessage = "No stock bins available.";
+                return false;
+            }
+
+            validationMessage = string.Empty;
+            return true;
+        }
+    }
+}

CutList/Forms/MainForm.Designer.cs

@@ -29,43 +29,43 @@
         private void InitializeComponent()
         {
             this.components = new System.ComponentModel.Container();
-            System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle3 = new System.Windows.Forms.DataGridViewCellStyle();
-            System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle4 = new System.Windows.Forms.DataGridViewCellStyle();
             System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle1 = new System.Windows.Forms.DataGridViewCellStyle();
             System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle2 = new System.Windows.Forms.DataGridViewCellStyle();
+            System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle3 = new System.Windows.Forms.DataGridViewCellStyle();
+            System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle4 = new System.Windows.Forms.DataGridViewCellStyle();
             this.dataGridView1 = new System.Windows.Forms.DataGridView();
+            this.nameDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.lengthDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.quantityDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
             this.TotalLength = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.itemBindingSource = new System.Windows.Forms.BindingSource(this.components);
             this.toolStrip1 = new System.Windows.Forms.ToolStrip();
-            this.toolStripButton2 = new System.Windows.Forms.ToolStripButton();
+            this.newDocumentButton = new System.Windows.Forms.ToolStripButton();
-            this.toolStripButton1 = new System.Windows.Forms.ToolStripButton();
+            this.openFileButton = new System.Windows.Forms.ToolStripButton();
             this.saveButton = new System.Windows.Forms.ToolStripButton();
             this.toolStripSeparator1 = new System.Windows.Forms.ToolStripSeparator();
             this.runButton = new System.Windows.Forms.ToolStripButton();
-            this.comboBox1 = new System.Windows.Forms.ComboBox();
+            this.loadExampleDataButton = new System.Windows.Forms.ToolStripButton();
-            this.textBox1 = new System.Windows.Forms.TextBox();
+            this.cutMethodComboBox = new System.Windows.Forms.ComboBox();
-            this.label3 = new System.Windows.Forms.Label();
+            this.cutWidthTextBox = new System.Windows.Forms.TextBox();
-            this.label4 = new System.Windows.Forms.Label();
+            this.cutMethodLabel = new System.Windows.Forms.Label();
+            this.cutWidthLabel = new System.Windows.Forms.Label();
             this.tabControl1 = new System.Windows.Forms.TabControl();
             this.tabPage2 = new System.Windows.Forms.TabPage();
             this.tabPage1 = new System.Windows.Forms.TabPage();
             this.dataGridView2 = new System.Windows.Forms.DataGridView();
-            this.TotalLengthString = new System.Windows.Forms.DataGridViewTextBoxColumn();
-            this.toolStripButton3 = new System.Windows.Forms.ToolStripButton();
-            this.nameDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
-            this.lengthDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
-            this.quantityDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
-            this.itemBindingSource = new System.Windows.Forms.BindingSource(this.components);
             this.lengthInputValueDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
             this.quantityDataGridViewTextBoxColumn1 = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.TotalLengthString = new System.Windows.Forms.DataGridViewTextBoxColumn();
             this.priorityDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
             this.binInputItemBindingSource = new System.Windows.Forms.BindingSource(this.components);
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
+            ((System.ComponentModel.ISupportInitialize)(this.itemBindingSource)).BeginInit();
             this.toolStrip1.SuspendLayout();
             this.tabControl1.SuspendLayout();
             this.tabPage2.SuspendLayout();
             this.tabPage1.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView2)).BeginInit();
-            ((System.ComponentModel.ISupportInitialize)(this.itemBindingSource)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.binInputItemBindingSource)).BeginInit();
             this.SuspendLayout();
             // 
@@ -98,6 +98,31 @@
             this.dataGridView1.CellValidated += new System.Windows.Forms.DataGridViewCellEventHandler(this.dataGridView1_CellEndEdit);
             this.dataGridView1.DataError += new System.Windows.Forms.DataGridViewDataErrorEventHandler(this.dataGridView1_DataError);
             // 
+            // nameDataGridViewTextBoxColumn
+            // 
+            this.nameDataGridViewTextBoxColumn.DataPropertyName = "Name";
+            this.nameDataGridViewTextBoxColumn.HeaderText = "Name";
+            this.nameDataGridViewTextBoxColumn.Name = "nameDataGridViewTextBoxColumn";
+            this.nameDataGridViewTextBoxColumn.Width = 200;
+            // 
+            // lengthDataGridViewTextBoxColumn
+            // 
+            this.lengthDataGridViewTextBoxColumn.DataPropertyName = "LengthInputValue";
+            dataGridViewCellStyle1.Alignment = System.Windows.Forms.DataGridViewContentAlignment.MiddleRight;
+            this.lengthDataGridViewTextBoxColumn.DefaultCellStyle = dataGridViewCellStyle1;
+            this.lengthDataGridViewTextBoxColumn.HeaderText = "Length";
+            this.lengthDataGridViewTextBoxColumn.Name = "lengthDataGridViewTextBoxColumn";
+            this.lengthDataGridViewTextBoxColumn.Width = 120;
+            // 
+            // quantityDataGridViewTextBoxColumn
+            // 
+            this.quantityDataGridViewTextBoxColumn.DataPropertyName = "Quantity";
+            dataGridViewCellStyle2.Alignment = System.Windows.Forms.DataGridViewContentAlignment.MiddleRight;
+            this.quantityDataGridViewTextBoxColumn.DefaultCellStyle = dataGridViewCellStyle2;
+            this.quantityDataGridViewTextBoxColumn.HeaderText = "Qty";
+            this.quantityDataGridViewTextBoxColumn.Name = "quantityDataGridViewTextBoxColumn";
+            this.quantityDataGridViewTextBoxColumn.Width = 50;
+            // 
             // TotalLength
             // 
             this.TotalLength.DataPropertyName = "TotalLengthString";
@@ -110,15 +135,19 @@
             this.TotalLength.ReadOnly = true;
             this.TotalLength.Width = 150;
             // 
+            // itemBindingSource
+            // 
+            this.itemBindingSource.DataSource = typeof(CutList.Models.PartInputItem);
+            // 
             // toolStrip1
             // 
             this.toolStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.toolStripButton2,
+            this.newDocumentButton,
-            this.toolStripButton1,
+            this.openFileButton,
             this.saveButton,
             this.toolStripSeparator1,
             this.runButton,
-            this.toolStripButton3});
+            this.loadExampleDataButton});
             this.toolStrip1.Location = new System.Drawing.Point(0, 0);
             this.toolStrip1.Name = "toolStrip1";
             this.toolStrip1.Size = new System.Drawing.Size(880, 39);
@@ -127,27 +156,27 @@
             // 
             // toolStripButton2
             // 
-            this.toolStripButton2.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.newDocumentButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
-            this.toolStripButton2.Image = global::CutList.Properties.Resources.gnome_document_new;
+            this.newDocumentButton.Image = global::CutList.Properties.Resources.gnome_document_new;
-            this.toolStripButton2.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None;
+            this.newDocumentButton.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None;
-            this.toolStripButton2.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.newDocumentButton.ImageTransparentColor = System.Drawing.Color.Magenta;
-            this.toolStripButton2.Name = "toolStripButton2";
+            this.newDocumentButton.Name = "newDocumentButton";
-            this.toolStripButton2.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
+            this.newDocumentButton.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
-            this.toolStripButton2.Size = new System.Drawing.Size(46, 36);
+            this.newDocumentButton.Size = new System.Drawing.Size(46, 36);
-            this.toolStripButton2.Text = "Open";
+            this.newDocumentButton.Text = "New";
-            this.toolStripButton2.Click += new System.EventHandler(this.toolStripButton2_Click);
+            this.newDocumentButton.Click += new System.EventHandler(this.newDocumentButton_Click);
             // 
             // toolStripButton1
             // 
-            this.toolStripButton1.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.openFileButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
-            this.toolStripButton1.Image = global::CutList.Properties.Resources.Open_Folder_32;
+            this.openFileButton.Image = global::CutList.Properties.Resources.Open_Folder_32;
-            this.toolStripButton1.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None;
+            this.openFileButton.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None;
-            this.toolStripButton1.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.openFileButton.ImageTransparentColor = System.Drawing.Color.Magenta;
-            this.toolStripButton1.Name = "toolStripButton1";
+            this.openFileButton.Name = "openFileButton";
-            this.toolStripButton1.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
+            this.openFileButton.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
-            this.toolStripButton1.Size = new System.Drawing.Size(46, 36);
+            this.openFileButton.Size = new System.Drawing.Size(46, 36);
-            this.toolStripButton1.Text = "Open";
+            this.openFileButton.Text = "Open";
-            this.toolStripButton1.Click += new System.EventHandler(this.toolStripButton1_Click);
+            this.openFileButton.Click += new System.EventHandler(this.openFileButton_Click);
             // 
             // saveButton
             // 
@@ -178,45 +207,59 @@
             this.runButton.Text = "Run";
             this.runButton.Click += new System.EventHandler(this.runButton_Click);
             // 
+            // toolStripButton3
+            // 
+            this.loadExampleDataButton.Alignment = System.Windows.Forms.ToolStripItemAlignment.Right;
+            this.loadExampleDataButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Text;
+            this.loadExampleDataButton.ForeColor = System.Drawing.Color.DimGray;
+            this.loadExampleDataButton.Image = global::CutList.Properties.Resources.Circled_Play_32;
+            this.loadExampleDataButton.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None;
+            this.loadExampleDataButton.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.loadExampleDataButton.Name = "toolStripButton3";
+            this.loadExampleDataButton.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
+            this.loadExampleDataButton.Size = new System.Drawing.Size(121, 36);
+            this.loadExampleDataButton.Text = "Load Example Data";
+            this.loadExampleDataButton.Click += new System.EventHandler(this.loadExampleDataButton_Click);
+            // 
             // comboBox1
             // 
-            this.comboBox1.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
+            this.cutMethodComboBox.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
-            this.comboBox1.FormattingEnabled = true;
+            this.cutMethodComboBox.FormattingEnabled = true;
-            this.comboBox1.Location = new System.Drawing.Point(107, 22);
+            this.cutMethodComboBox.Location = new System.Drawing.Point(107, 22);
-            this.comboBox1.Name = "comboBox1";
+            this.cutMethodComboBox.Name = "comboBox1";
-            this.comboBox1.Size = new System.Drawing.Size(184, 25);
+            this.cutMethodComboBox.Size = new System.Drawing.Size(184, 25);
-            this.comboBox1.TabIndex = 7;
+            this.cutMethodComboBox.TabIndex = 7;
-            this.comboBox1.SelectedIndexChanged += new System.EventHandler(this.comboBox1_SelectedIndexChanged);
+            this.cutMethodComboBox.SelectedIndexChanged += new System.EventHandler(this.cutMethodComboBox_SelectedIndexChanged);
             // 
             // textBox1
             // 
-            this.textBox1.Location = new System.Drawing.Point(107, 53);
+            this.cutWidthTextBox.Location = new System.Drawing.Point(107, 53);
-            this.textBox1.Name = "textBox1";
+            this.cutWidthTextBox.Name = "textBox1";
-            this.textBox1.Size = new System.Drawing.Size(184, 25);
+            this.cutWidthTextBox.Size = new System.Drawing.Size(184, 25);
-            this.textBox1.TabIndex = 9;
+            this.cutWidthTextBox.TabIndex = 9;
-            this.textBox1.TextChanged += new System.EventHandler(this.textBox1_TextChanged);
+            this.cutWidthTextBox.TextChanged += new System.EventHandler(this.cutWidthTextBox_TextChanged);
             // 
             // label3
             // 
-            this.label3.AutoSize = true;
+            this.cutMethodLabel.AutoSize = true;
-            this.label3.Font = new System.Drawing.Font("Segoe UI Semibold", 9.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.cutMethodLabel.Font = new System.Drawing.Font("Segoe UI Semibold", 9.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
-            this.label3.ForeColor = System.Drawing.Color.Blue;
+            this.cutMethodLabel.ForeColor = System.Drawing.Color.Blue;
-            this.label3.Location = new System.Drawing.Point(20, 25);
+            this.cutMethodLabel.Location = new System.Drawing.Point(20, 25);
-            this.label3.Name = "label3";
+            this.cutMethodLabel.Name = "label3";
-            this.label3.Size = new System.Drawing.Size(81, 17);
+            this.cutMethodLabel.Size = new System.Drawing.Size(81, 17);
-            this.label3.TabIndex = 6;
+            this.cutMethodLabel.TabIndex = 6;
-            this.label3.Text = "Cut method";
+            this.cutMethodLabel.Text = "Cut method";
             // 
             // label4
             // 
-            this.label4.AutoSize = true;
+            this.cutWidthLabel.AutoSize = true;
-            this.label4.Font = new System.Drawing.Font("Segoe UI Semibold", 9.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.cutWidthLabel.Font = new System.Drawing.Font("Segoe UI Semibold", 9.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
-            this.label4.ForeColor = System.Drawing.Color.Blue;
+            this.cutWidthLabel.ForeColor = System.Drawing.Color.Blue;
-            this.label4.Location = new System.Drawing.Point(34, 56);
+            this.cutWidthLabel.Location = new System.Drawing.Point(34, 56);
-            this.label4.Name = "label4";
+            this.cutWidthLabel.Name = "label4";
-            this.label4.Size = new System.Drawing.Size(67, 17);
+            this.cutWidthLabel.Size = new System.Drawing.Size(67, 17);
-            this.label4.TabIndex = 8;
+            this.cutWidthLabel.TabIndex = 8;
-            this.label4.Text = "Cut width";
+            this.cutWidthLabel.Text = "Cut width";
             // 
             // tabControl1
             // 
@@ -246,14 +289,14 @@
             // tabPage1
             // 
             this.tabPage1.Controls.Add(this.dataGridView2);
-            this.tabPage1.Controls.Add(this.textBox1);
+            this.tabPage1.Controls.Add(this.cutWidthTextBox);
-            this.tabPage1.Controls.Add(this.comboBox1);
+            this.tabPage1.Controls.Add(this.cutMethodComboBox);
-            this.tabPage1.Controls.Add(this.label4);
+            this.tabPage1.Controls.Add(this.cutWidthLabel);
-            this.tabPage1.Controls.Add(this.label3);
+            this.tabPage1.Controls.Add(this.cutMethodLabel);
-            this.tabPage1.Location = new System.Drawing.Point(4, 26);
+            this.tabPage1.Location = new System.Drawing.Point(4, 22);
             this.tabPage1.Name = "tabPage1";
             this.tabPage1.Padding = new System.Windows.Forms.Padding(3);
-            this.tabPage1.Size = new System.Drawing.Size(848, 465);
+            this.tabPage1.Size = new System.Drawing.Size(848, 469);
             this.tabPage1.TabIndex = 0;
             this.tabPage1.Text = "STOCK LENGTHS";
             this.tabPage1.UseVisualStyleBackColor = true;
@@ -281,62 +324,10 @@
             this.dataGridView2.RowHeadersBorderStyle = System.Windows.Forms.DataGridViewHeaderBorderStyle.Single;
             this.dataGridView2.RowHeadersWidthSizeMode = System.Windows.Forms.DataGridViewRowHeadersWidthSizeMode.DisableResizing;
             this.dataGridView2.RowTemplate.Height = 26;
-            this.dataGridView2.Size = new System.Drawing.Size(836, 331);
+            this.dataGridView2.Size = new System.Drawing.Size(836, 327);
             this.dataGridView2.TabIndex = 12;
-            this.dataGridView2.CellContentClick += new System.Windows.Forms.DataGridViewCellEventHandler(this.dataGridView2_CellContentClick);
             this.dataGridView2.CellEndEdit += new System.Windows.Forms.DataGridViewCellEventHandler(this.dataGridView2_CellEndEdit);
             // 
-            // TotalLengthString
-            // 
-            this.TotalLengthString.DataPropertyName = "TotalLengthString";
-            dataGridViewCellStyle4.BackColor = System.Drawing.SystemColors.Info;
-            this.TotalLengthString.DefaultCellStyle = dataGridViewCellStyle4;
-            this.TotalLengthString.HeaderText = "Total Length";
-            this.TotalLengthString.Name = "TotalLengthString";
-            this.TotalLengthString.ReadOnly = true;
-            // 
-            // toolStripButton3
-            // 
-            this.toolStripButton3.Alignment = System.Windows.Forms.ToolStripItemAlignment.Right;
-            this.toolStripButton3.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Text;
-            this.toolStripButton3.Image = global::CutList.Properties.Resources.Circled_Play_32;
-            this.toolStripButton3.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None;
-            this.toolStripButton3.ImageTransparentColor = System.Drawing.Color.Magenta;
-            this.toolStripButton3.Name = "toolStripButton3";
-            this.toolStripButton3.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
-            this.toolStripButton3.Size = new System.Drawing.Size(121, 36);
-            this.toolStripButton3.Text = "Load Example Data";
-            this.toolStripButton3.Click += new System.EventHandler(this.toolStripButton3_Click);
-            // 
-            // nameDataGridViewTextBoxColumn
-            // 
-            this.nameDataGridViewTextBoxColumn.DataPropertyName = "Name";
-            this.nameDataGridViewTextBoxColumn.HeaderText = "Name";
-            this.nameDataGridViewTextBoxColumn.Name = "nameDataGridViewTextBoxColumn";
-            this.nameDataGridViewTextBoxColumn.Width = 200;
-            // 
-            // lengthDataGridViewTextBoxColumn
-            // 
-            this.lengthDataGridViewTextBoxColumn.DataPropertyName = "LengthInputValue";
-            dataGridViewCellStyle1.Alignment = System.Windows.Forms.DataGridViewContentAlignment.MiddleRight;
-            this.lengthDataGridViewTextBoxColumn.DefaultCellStyle = dataGridViewCellStyle1;
-            this.lengthDataGridViewTextBoxColumn.HeaderText = "Length";
-            this.lengthDataGridViewTextBoxColumn.Name = "lengthDataGridViewTextBoxColumn";
-            this.lengthDataGridViewTextBoxColumn.Width = 120;
-            // 
-            // quantityDataGridViewTextBoxColumn
-            // 
-            this.quantityDataGridViewTextBoxColumn.DataPropertyName = "Quantity";
-            dataGridViewCellStyle2.Alignment = System.Windows.Forms.DataGridViewContentAlignment.MiddleRight;
-            this.quantityDataGridViewTextBoxColumn.DefaultCellStyle = dataGridViewCellStyle2;
-            this.quantityDataGridViewTextBoxColumn.HeaderText = "Qty";
-            this.quantityDataGridViewTextBoxColumn.Name = "quantityDataGridViewTextBoxColumn";
-            this.quantityDataGridViewTextBoxColumn.Width = 50;
-            // 
-            // itemBindingSource
-            // 
-            this.itemBindingSource.DataSource = typeof(CutList.Models.PartInputItem);
-            // 
             // lengthInputValueDataGridViewTextBoxColumn
             // 
             this.lengthInputValueDataGridViewTextBoxColumn.DataPropertyName = "LengthInputValue";
@@ -349,6 +340,15 @@
             this.quantityDataGridViewTextBoxColumn1.HeaderText = "Quantity";
             this.quantityDataGridViewTextBoxColumn1.Name = "quantityDataGridViewTextBoxColumn1";
             // 
+            // TotalLengthString
+            // 
+            this.TotalLengthString.DataPropertyName = "TotalLengthString";
+            dataGridViewCellStyle4.BackColor = System.Drawing.SystemColors.Info;
+            this.TotalLengthString.DefaultCellStyle = dataGridViewCellStyle4;
+            this.TotalLengthString.HeaderText = "Total Length";
+            this.TotalLengthString.Name = "TotalLengthString";
+            this.TotalLengthString.ReadOnly = true;
+            // 
             // priorityDataGridViewTextBoxColumn
             // 
             this.priorityDataGridViewTextBoxColumn.DataPropertyName = "Priority";
@@ -372,6 +372,7 @@
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
             this.Text = "Cut List";
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
+            ((System.ComponentModel.ISupportInitialize)(this.itemBindingSource)).EndInit();
             this.toolStrip1.ResumeLayout(false);
             this.toolStrip1.PerformLayout();
             this.tabControl1.ResumeLayout(false);
@@ -379,7 +380,6 @@
             this.tabPage1.ResumeLayout(false);
             this.tabPage1.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView2)).EndInit();
-            ((System.ComponentModel.ISupportInitialize)(this.itemBindingSource)).EndInit();
             ((System.ComponentModel.ISupportInitialize)(this.binInputItemBindingSource)).EndInit();
             this.ResumeLayout(false);
             this.PerformLayout();
@@ -390,14 +390,14 @@
         private System.Windows.Forms.DataGridView dataGridView1;
         private System.Windows.Forms.BindingSource itemBindingSource;
         private System.Windows.Forms.ToolStrip toolStrip1;
-        private System.Windows.Forms.ToolStripButton toolStripButton1;
+        private System.Windows.Forms.ToolStripButton openFileButton;
         private System.Windows.Forms.ToolStripButton saveButton;
         private System.Windows.Forms.ToolStripButton runButton;
         private System.Windows.Forms.ToolStripSeparator toolStripSeparator1;
-        private System.Windows.Forms.ComboBox comboBox1;
+        private System.Windows.Forms.ComboBox cutMethodComboBox;
-        private System.Windows.Forms.TextBox textBox1;
+        private System.Windows.Forms.TextBox cutWidthTextBox;
-        private System.Windows.Forms.Label label3;
+        private System.Windows.Forms.Label cutMethodLabel;
-        private System.Windows.Forms.Label label4;
+        private System.Windows.Forms.Label cutWidthLabel;
         private System.Windows.Forms.TabControl tabControl1;
         private System.Windows.Forms.TabPage tabPage1;
         private System.Windows.Forms.TabPage tabPage2;
@@ -411,8 +411,8 @@
         private System.Windows.Forms.DataGridViewTextBoxColumn lengthDataGridViewTextBoxColumn;
         private System.Windows.Forms.DataGridViewTextBoxColumn quantityDataGridViewTextBoxColumn;
         private System.Windows.Forms.DataGridViewTextBoxColumn TotalLength;
-        private System.Windows.Forms.ToolStripButton toolStripButton2;
+        private System.Windows.Forms.ToolStripButton newDocumentButton;
-        private System.Windows.Forms.ToolStripButton toolStripButton3;
+        private System.Windows.Forms.ToolStripButton loadExampleDataButton;
     }
 }
 

CutList/Forms/MainForm.cs

@@ -15,18 +15,17 @@ namespace CutList.Forms
 {
     public partial class MainForm : Form
     {
+        private static readonly Random random = new Random();
+
         private BindingList<PartInputItem> parts;
         private BindingList<BinInputItem> bins;
-        private string documentPath;
         private Toolbox toolbox;
+        private Document currentDocument;
 
         public MainForm()
         {
             InitializeComponent();
 
-            parts = new BindingList<PartInputItem>();
-            bins = new BindingList<BinInputItem>();
-
             dataGridView1.DrawRowNumbers();
             dataGridView2.DrawRowNumbers();
 
@@ -37,7 +36,17 @@ namespace CutList.Forms
             binInputItemBindingSource.ListChanged += BinInputItemBindingSource_ListChanged;
 
             toolbox = new Toolbox();
-            comboBox1.DataSource = toolbox.Tools;
+            cutMethodComboBox.DataSource = toolbox.Tools;
+
+            currentDocument = new Document();
+
+#if DEBUG
+            loadExampleDataButton.Visible = true;
+#else
+            loadExampleDataButton.Visible = false;
+#endif
+
+            LoadDocumentData();
         }
 
         private void UpdateRunButtonState()
@@ -71,37 +80,64 @@ namespace CutList.Forms
 
         private void Open()
         {
-            var openFileDialog = new OpenFileDialog();
+            try
-            openFileDialog.Multiselect = true;
-            openFileDialog.Filter = "Json File|*.json";
-
-            if (openFileDialog.ShowDialog() == DialogResult.OK)
             {
-                documentPath = openFileDialog.FileName;
+                var openFileDialog = new OpenFileDialog
-                var data = File.ReadAllText(documentPath);
+                {
-                parts = JsonConvert.DeserializeObject<BindingList<PartInputItem>>(data);
+                    Multiselect = false,
+                    Filter = "Json File|*.json"
+                };
 
-                dataGridView1.ClearSelection();
+                if (openFileDialog.ShowDialog() == DialogResult.OK)
-                itemBindingSource.DataSource = parts;
+                {
-                UpdateRunButtonState();
+                    currentDocument = Document.Load(openFileDialog.FileName);
+
+                    if (currentDocument == null)
+                        return;
+
+                    LoadDocumentData();
+                    UpdateRunButtonState();
+                }
             }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"Failed to load file: {ex.Message}", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void LoadDocumentData()
+        {
+            parts = new BindingList<PartInputItem>(currentDocument.PartsToNest);
+            bins = new BindingList<BinInputItem>(currentDocument.StockBins);
+
+            itemBindingSource.DataSource = parts;
+            binInputItemBindingSource.DataSource = bins;
+        }
+
+        private void DataBindingComplete(object sender, DataGridViewBindingCompleteEventArgs e)
+        {
+            dataGridView1.AutoResizeColumns();
+            dataGridView2.AutoResizeColumns();
         }
 
         private void Save()
         {
-            var itemsToSave = parts;
+            if (!currentDocument.Validate(out string validationMessage))
+            {
+                MessageBox.Show(validationMessage, "Validation Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
+                return;
+            }
 
-            if (dataGridView1.Rows[parts.Count - 1].IsNewRow == true)
+            var saveFileDialog = new SaveFileDialog
-                itemsToSave.RemoveAt(itemsToSave.Count - 1);
+            {
-
+                FileName = currentDocument.LastFilePath == null ? "NewDocument.json" : Path.GetFileName(currentDocument.LastFilePath),
-            var json = JsonConvert.SerializeObject(itemsToSave, Formatting.Indented);
+                Filter = "Json File|*.json"
-
+            };
-            var saveFileDialog = new SaveFileDialog();
-            saveFileDialog.FileName = documentPath == null ? null : Path.GetFileName(documentPath);
-            saveFileDialog.Filter = "Json File|*.json";
 
             if (saveFileDialog.ShowDialog() == DialogResult.OK)
-                File.WriteAllText(saveFileDialog.FileName, json);
+            {
+                currentDocument.Save(saveFileDialog.FileName);
+            }
         }
 
         private void Run()
@@ -137,9 +173,6 @@ namespace CutList.Forms
 
         private string GetResultsSaveName()
         {
-            if (documentPath != null)
-                return Path.GetFileNameWithoutExtension(documentPath);
-
             var today = DateTime.Today;
             var year = today.Year.ToString();
             var month = today.Month.ToString().PadLeft(2, '0');
@@ -173,117 +206,12 @@ namespace CutList.Forms
 
         public Tool GetSelectedTool()
         {
-            return comboBox1.SelectedItem as Tool;
+            return cutMethodComboBox.SelectedItem as Tool;
         }
 
-        protected override void OnLoad(EventArgs e)
+        private double GetRandomLength(double min, double max)
         {
-            base.OnLoad(e);
+            return Math.Round(random.NextDouble() * (max - min) + min, 2);
-            UpdateRunButtonState();
-        }
-
-        private void toolStripButton1_Click(object sender, EventArgs e)
-        {
-            Open();
-        }
-
-        private void saveButton_Click(object sender, EventArgs e)
-        {
-            Save();
-        }
-
-        private void runButton_Click(object sender, EventArgs e)
-        {
-            Run();
-        }
-
-        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
-        {
-            var tool = comboBox1.SelectedItem as Tool;
-
-            if (tool == null)
-                return;
-
-            textBox1.Text = tool.Kerf.ToString();
-
-            if (tool.AllowUserToChange)
-            {
-                textBox1.ReadOnly = false;
-                textBox1.BackColor = Color.White;
-            }
-            else
-            {
-                textBox1.ReadOnly = true;
-                textBox1.BackColor = SystemColors.Info;
-            }
-        }
-
-        private void textBox1_TextChanged(object sender, EventArgs e)
-        {
-            double value;
-
-            if (!double.TryParse(textBox1.Text, out value))
-                return;
-
-            var tool = comboBox1.SelectedItem as Tool;
-
-            if (tool == null)
-                return;
-
-            if (!tool.AllowUserToChange)
-                return;
-
-            tool.Kerf = value;
-
-            var tools = comboBox1.DataSource as List<Tool>;
-
-            if (tools != null)
-            {
-                toolbox.Save();
-            }
-        }
-
-        private void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)
-        {
-            if (e.ColumnIndex == lengthDataGridViewTextBoxColumn.Index)
-                dataGridView1.Refresh();
-        }
-
-        private void dataGridView1_DataError(object sender, DataGridViewDataErrorEventArgs e)
-        {
-            dataGridView1.Rows[e.RowIndex].ErrorText = e.Exception.InnerException?.Message;
-            e.ThrowException = false;
-        }
-
-        private void dataGridView2_CellContentClick(object sender, DataGridViewCellEventArgs e)
-        {
-        }
-
-        private void dataGridView2_CellEndEdit(object sender, DataGridViewCellEventArgs e)
-        {
-            if (e.ColumnIndex == lengthInputValueDataGridViewTextBoxColumn.Index)
-                dataGridView2.Refresh();
-        }
-
-        private void BinInputItemBindingSource_ListChanged(object sender, ListChangedEventArgs e)
-        {
-            UpdateRunButtonState();
-        }
-
-        private void ItemBindingSource_ListChanged(object sender, ListChangedEventArgs e)
-        {
-            UpdateRunButtonState();
-        }
-
-        private void toolStripButton2_Click(object sender, EventArgs e)
-        {
-            documentPath = null;
-            parts = new BindingList<PartInputItem>();
-            bins = new BindingList<BinInputItem>();
-
-            itemBindingSource.DataSource = parts;
-            binInputItemBindingSource.DataSource = bins;
-            UpdateRunButtonState();
         }
 
         private void LoadExampleData(bool clearCurrentData = true)
@@ -319,14 +247,112 @@ namespace CutList.Forms
             });
         }
 
-        private static readonly Random random = new Random();
+        protected override void OnLoad(EventArgs e)
-
-        private double GetRandomLength(double min, double max)
         {
-            return Math.Round(random.NextDouble() * (max - min) + min, 2);
+            base.OnLoad(e);
+            UpdateRunButtonState();
         }
 
-        private void toolStripButton3_Click(object sender, EventArgs e)
+        private void openFileButton_Click(object sender, EventArgs e)
+        {
+            Open();
+        }
+
+        private void saveButton_Click(object sender, EventArgs e)
+        {
+            Save();
+        }
+
+        private void runButton_Click(object sender, EventArgs e)
+        {
+            Run();
+        }
+
+        private void cutMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            var tool = cutMethodComboBox.SelectedItem as Tool;
+
+            if (tool == null)
+                return;
+
+            cutWidthTextBox.Text = tool.Kerf.ToString();
+
+            if (tool.AllowUserToChange)
+            {
+                cutWidthTextBox.ReadOnly = false;
+                cutWidthTextBox.BackColor = Color.White;
+            }
+            else
+            {
+                cutWidthTextBox.ReadOnly = true;
+                cutWidthTextBox.BackColor = SystemColors.Info;
+            }
+        }
+
+        private void cutWidthTextBox_TextChanged(object sender, EventArgs e)
+        {
+            double value;
+
+            if (!double.TryParse(cutWidthTextBox.Text, out value))
+                return;
+
+            var tool = cutMethodComboBox.SelectedItem as Tool;
+
+            if (tool == null)
+                return;
+
+            if (!tool.AllowUserToChange)
+                return;
+
+            tool.Kerf = value;
+
+            var tools = cutMethodComboBox.DataSource as List<Tool>;
+
+            if (tools != null)
+            {
+                toolbox.Save();
+            }
+        }
+
+        private void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)
+        {
+            if (e.ColumnIndex == lengthDataGridViewTextBoxColumn.Index)
+                dataGridView1.Refresh();
+        }
+
+        private void dataGridView1_DataError(object sender, DataGridViewDataErrorEventArgs e)
+        {
+            dataGridView1.Rows[e.RowIndex].ErrorText = e.Exception.InnerException?.Message;
+            e.ThrowException = false;
+        }
+
+        private void dataGridView2_CellEndEdit(object sender, DataGridViewCellEventArgs e)
+        {
+            if (e.ColumnIndex == lengthInputValueDataGridViewTextBoxColumn.Index)
+                dataGridView2.Refresh();
+        }
+
+        private void BinInputItemBindingSource_ListChanged(object sender, ListChangedEventArgs e)
+        {
+            UpdateRunButtonState();
+        }
+
+        private void ItemBindingSource_ListChanged(object sender, ListChangedEventArgs e)
+        {
+            UpdateRunButtonState();
+        }
+
+        private void newDocumentButton_Click(object sender, EventArgs e)
+        {
+            parts = new BindingList<PartInputItem>();
+            bins = new BindingList<BinInputItem>();
+
+            itemBindingSource.DataSource = parts;
+            binInputItemBindingSource.DataSource = bins;
+            UpdateRunButtonState();
+        }
+        
+        private void loadExampleDataButton_Click(object sender, EventArgs e)
         {
             var clearData = true;
 
@@ -343,19 +369,4 @@ namespace CutList.Forms
             LoadExampleData(clearData);
         }
     }
-
-    public class Document
-    {
-        public Document()
-        {
-
-        }
-
-        [JsonIgnore]
-        public string SavePath { get; set; }
-
-        public List<PartInputItem> PartsToNest { get; set; }
-
-        public List<BinInputItem> StockBins { get; set; }
-    }
 }

SawCut/Nesting/AdvancedFitEngine.cs

@@ -24,14 +24,14 @@ namespace SawCut.Nesting
 
             Items = items.OrderByDescending(i => i.Length).ToList();
 
-            var result = new Result();
+            var result = new Result
-            result.ItemsNotUsed = Items.Where(i => i.Length > StockLength).ToList();
-
-            foreach (var item in result.ItemsNotUsed)
             {
-                Items.Remove(item);
+                ItemsNotUsed = Items.Where(i => i.Length > StockLength).ToList()
-            }
+            };
 
+            Items.RemoveAll(item => result.ItemsNotUsed.Contains(item));
+
+            result.ItemsNotUsed = Items.Where(i => i.Length > StockLength).ToList();
             result.Bins = GetBins();
 
             foreach (var bin in result.Bins)