From fea8e8c559416d7fbf60168dc6d21f2c297f431f Mon Sep 17 00:00:00 2001
From: Jacob Palecki <JacobPalecki@gmail.com>
Date: Wed, 12 Aug 2020 18:05:19 -0700
Subject: Nicer decimals, enter press not needed to enter values

---
 grapher/Field.cs | 49 +++++++++++++++++++++++++++++--------------------
 1 file changed, 29 insertions(+), 20 deletions(-)

(limited to 'grapher/Field.cs')

diff --git a/grapher/Field.cs b/grapher/Field.cs
index 5ef057d..d34472b 100644
--- a/grapher/Field.cs
+++ b/grapher/Field.cs
@@ -10,6 +10,12 @@ namespace grapher
 {
     public class Field
     {
+        #region Constants
+
+        public const string DefaultFormatString = "#.#########";
+
+        #endregion Constants
+
         #region Enums
 
         public enum FieldState
@@ -34,6 +40,7 @@ namespace grapher
             DefaultData = defaultData;
             State = FieldState.Undefined;
             ContainingForm = containingForm;
+            FormatString = DefaultFormatString;
             box.KeyDown += new System.Windows.Forms.KeyEventHandler(KeyDown);
             box.Leave += new System.EventHandler(FocusLeave);
 
@@ -50,6 +57,8 @@ namespace grapher
 
         public double Data { get; private set; }
 
+        public string FormatString { get; set; }
+
         public string DefaultText { get; }
 
         public FieldState State { get; private set; }
@@ -163,15 +172,8 @@ namespace grapher
         {
             if (State == FieldState.Typing)
             {
-                if (PreviousState == FieldState.Default)
-                {
-                    SetToDefault();
-                }
-                else if (PreviousState == FieldState.Entered)
-                {
-                    SetToEntered();
-                    Box.Text = DecimalString(Data);
-                }
+                TextToData();
+                SetToEntered();
             }
         }
 
@@ -179,15 +181,8 @@ namespace grapher
         {
             if (e.KeyCode == Keys.Enter)
             {
-                try
-                {
-                    Data = Convert.ToDouble(((TextBox)sender).Text);
-                }
-                catch
-                {
-                }
-
-                Box.Text = DecimalString(Data);
+                TextToData();
+
                 e.Handled = true;
                 e.SuppressKeyPress = true;
 
@@ -201,11 +196,25 @@ namespace grapher
             }
         }
 
-        private static string DecimalString(double value)
+        private void TextToData()
+        {
+            try
+            {
+                Data = Convert.ToDouble(Box.Text);
+            }
+            catch
+            {
+            }
+
+            Box.Text = DecimalString(Data);
+        }
+
+        private string DecimalString(double value)
         {
-            return value.ToString("N2");
+            return value.ToString(FormatString);
         }
 
+
         #endregion Methods
     }
 }
-- 
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