show custom dialog on bad input (#63)

* show custom dialog on bad input

fixes #62

* Update MessageDialog constructor args

4 files changed, 130 insertions, 1 deletions

diff --git a/grapher/MessageDialog.Designer.cs b/grapher/MessageDialog.Designer.cs
new file mode 100644
index 0000000..f7fa8d6
--- /dev/null
+++ b/grapher/MessageDialog.Designer.cs
@@ -0,0 +1,98 @@
+
+namespace grapher
+{
+    partial class MessageDialog
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.tableLayoutPanel = new System.Windows.Forms.TableLayoutPanel();
+            this.okButton = new System.Windows.Forms.Button();
+            this.messageLabel = new System.Windows.Forms.Label();
+            this.tableLayoutPanel.SuspendLayout();
+            this.SuspendLayout();
+            // 
+            // tableLayoutPanel
+            // 
+            this.tableLayoutPanel.AutoSize = true;
+            this.tableLayoutPanel.ColumnCount = 1;
+            this.tableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 100F));
+            this.tableLayoutPanel.Controls.Add(this.okButton, 0, 1);
+            this.tableLayoutPanel.Controls.Add(this.messageLabel, 0, 0);
+            this.tableLayoutPanel.ForeColor = System.Drawing.SystemColors.ControlText;
+            this.tableLayoutPanel.Location = new System.Drawing.Point(0, 0);
+            this.tableLayoutPanel.Name = "tableLayoutPanel";
+            this.tableLayoutPanel.Padding = new System.Windows.Forms.Padding(5);
+            this.tableLayoutPanel.RowCount = 2;
+            this.tableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Percent, 100F));
+            this.tableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Absolute, 35F));
+            this.tableLayoutPanel.Size = new System.Drawing.Size(224, 61);
+            this.tableLayoutPanel.TabIndex = 2;
+            // 
+            // okButton
+            // 
+            this.okButton.Anchor = System.Windows.Forms.AnchorStyles.Bottom;
+            this.okButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            this.okButton.Location = new System.Drawing.Point(74, 30);
+            this.okButton.Name = "okButton";
+            this.okButton.Size = new System.Drawing.Size(75, 23);
+            this.okButton.TabIndex = 4;
+            this.okButton.Text = "&OK";
+            this.okButton.UseVisualStyleBackColor = true;
+            // 
+            // messageLabel
+            // 
+            this.messageLabel.AutoSize = true;
+            this.messageLabel.Location = new System.Drawing.Point(8, 5);
+            this.messageLabel.Name = "messageLabel";
+            this.messageLabel.Size = new System.Drawing.Size(35, 13);
+            this.messageLabel.TabIndex = 3;
+            this.messageLabel.Text = "label1";
+            // 
+            // MessageDialog
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.AutoSize = true;
+            this.CancelButton = this.okButton;
+            this.ClientSize = new System.Drawing.Size(224, 61);
+            this.Controls.Add(this.tableLayoutPanel);
+            this.Name = "MessageDialog";
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
+            this.tableLayoutPanel.ResumeLayout(false);
+            this.tableLayoutPanel.PerformLayout();
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TableLayoutPanel tableLayoutPanel;
+        private System.Windows.Forms.Button okButton;
+        private System.Windows.Forms.Label messageLabel;
+    }
+}
\ No newline at end of file
diff --git a/grapher/MessageDialog.cs b/grapher/MessageDialog.cs
new file mode 100644
index 0000000..0e153f8
--- /dev/null
+++ b/grapher/MessageDialog.cs
@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace grapher
+{
+    public partial class MessageDialog : Form
+    {
+        public MessageDialog(string message, string title = "")
+        {
+            InitializeComponent();
+            Icon = Icon.ExtractAssociatedIcon(Application.ExecutablePath);
+            Text = title;
+            messageLabel.Text = message;
+        }
+
+    }
+}
diff --git a/grapher/Models/AccelGUI.cs b/grapher/Models/AccelGUI.cs
index 81b3e13..bb634ff 100644
--- a/grapher/Models/AccelGUI.cs
+++ b/grapher/Models/AccelGUI.cs
@@ -162,7 +162,7 @@ namespace grapher
             }
             else
             {
-                throw new Exception($"Bad arguments:\n\n{errors}");
+                new MessageDialog(errors.ToString(), "bad input").ShowDialog();
             }
         }
 
diff --git a/grapher/grapher.csproj b/grapher/grapher.csproj
index 2788cca..35d7e0c 100644
--- a/grapher/grapher.csproj
+++ b/grapher/grapher.csproj
@@ -81,6 +81,12 @@
     <Compile Include="Constants\Constants.cs" />
     <Compile Include="Layouts\MotivityLayout.cs" />
     <Compile Include="Layouts\NaturalGainLayout.cs" />
+    <Compile Include="MessageDialog.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="MessageDialog.Designer.cs">
+      <DependentUpon>MessageDialog.cs</DependentUpon>
+    </Compile>
     <Compile Include="Models\AccelGUIFactory.cs" />
     <Compile Include="Models\Calculations\AccelCalculator.cs" />
     <Compile Include="Models\Calculations\AccelChartData.cs" />
@@ -133,6 +139,7 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <EmbeddedResource Include="AboutBox.resx">
       <DependentUpon>AboutBox.cs</DependentUpon>
+      <SubType>Designer</SubType>
     </EmbeddedResource>
     <EmbeddedResource Include="Form1.resx">
       <DependentUpon>Form1.cs</DependentUpon>