From df09a985c7d2f8a73811e6a21ce16580a59862fb Mon Sep 17 00:00:00 2001
From: Lukasz Baldyga <c3ypt1c@gmail.com>
Date: Sun, 25 Oct 2020 10:56:49 +0000
Subject: [PATCH] Made errors less intrusive

---
 .../Advanced Software Engineering/Commander.cs             | 4 ++++
 .../Advanced Software Engineering/Windows/DrawPreview.cs   | 6 +++++-
 .../Advanced Software Engineering/Windows/TextEditor.cs    | 7 +++++--
 3 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/Advanced Software Engineering/Advanced Software Engineering/Commander.cs b/Advanced Software Engineering/Advanced Software Engineering/Commander.cs
index 55f48a4..66d6883 100644
--- a/Advanced Software Engineering/Advanced Software Engineering/Commander.cs	
+++ b/Advanced Software Engineering/Advanced Software Engineering/Commander.cs	
@@ -103,6 +103,10 @@ namespace Advanced_Software_Engineering {
             return desc;
         }
 
+        public int GetNumberOfCommands() {
+            return commands.Count;
+        }
+
     }
 
 }
diff --git a/Advanced Software Engineering/Advanced Software Engineering/Windows/DrawPreview.cs b/Advanced Software Engineering/Advanced Software Engineering/Windows/DrawPreview.cs
index d082f16..6c6f443 100644
--- a/Advanced Software Engineering/Advanced Software Engineering/Windows/DrawPreview.cs	
+++ b/Advanced Software Engineering/Advanced Software Engineering/Windows/DrawPreview.cs	
@@ -31,7 +31,7 @@ namespace Advanced_Software_Engineering
             commander = new Commander(graphics);
         }
 
-        public Draw_Preview(String commands) {
+        public Draw_Preview(string commands) {
             InitializeComponent();
             SettingsAndHelperFunctions.NumberOfWindows++;
             graphics = panel1.CreateGraphics();
@@ -82,5 +82,9 @@ namespace Advanced_Software_Engineering
             return commander.ExplainCommands();
         }
 
+        public bool IsSuccess() {
+            return commander.GetNumberOfCommands() > 0;
+        }
+
     }
 }
diff --git a/Advanced Software Engineering/Advanced Software Engineering/Windows/TextEditor.cs b/Advanced Software Engineering/Advanced Software Engineering/Windows/TextEditor.cs
index 2ca5778..b506ce3 100644
--- a/Advanced Software Engineering/Advanced Software Engineering/Windows/TextEditor.cs	
+++ b/Advanced Software Engineering/Advanced Software Engineering/Windows/TextEditor.cs	
@@ -148,8 +148,11 @@ namespace Advanced_Software_Engineering {
                 DisplayForm.RemoveAllCommands();
                 DisplayForm.SubmitCommands(textBox1.Text);
             }
-            DisplayForm.Show();
-            DisplayForm.Focus();
+
+            if (DisplayForm.IsSuccess()) {
+                DisplayForm.Show();
+                DisplayForm.Focus();
+            }
         }
 
         public void CheckCode() {