Fix crashes

Author: Hexer10

Interop/TranslationProvider.cs

@@ -4,6 +4,7 @@
 using System.Threading.Tasks;
 using System.Globalization;
 using System.IO;
+using System.Linq;
 using System.Xml;
 using System.Windows;
 
@@ -17,7 +18,7 @@ public class TranslationProvider
 		public bool IsDefault = true;
 
 
-        private Dictionary<string, string> language = new Dictionary<string, string>();
+        private readonly Dictionary<string, string> language = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
 
         public string GetLanguage(string langID)
         {
@@ -35,7 +36,6 @@ public string GetLanguage(string langID)
         public void LoadLanguage(string lang, bool Initial = false)
 		{
 			FillToEnglishDefaults();
-            Dictionary<string, string> language = new Dictionary<string, string>();
 			List<string> languageList = new List<string>();
 			List<string> languageIDList = new List<string>();
 			languageList.Add("English");
@@ -52,6 +52,7 @@ public void LoadLanguage(string lang, bool Initial = false)
 					{
 						throw new Exception("No Root-Node: \"translations\" found");
 					}
+
 					XmlNode rootLangNode = null;
 					foreach (XmlNode childNode in document.ChildNodes[0].ChildNodes)
 					{
@@ -78,7 +79,7 @@ public void LoadLanguage(string lang, bool Initial = false)
 							}
 							string nn = node.Name.ToLowerInvariant();
 							string nv = node.InnerText;
-                            language.Add(nn, nv);
+                            language[nn] = nv;
 						}
 					}
 				}
@@ -96,7 +97,8 @@ public void LoadLanguage(string lang, bool Initial = false)
 
 		private void FillToEnglishDefaults()
 		{
-            language.Add("Language", "English");
+			language.Clear();
+			language.Add("Language", "English");
             language.Add("ServerRunning", "Server running");
             language.Add("Saving", "Saving");
             language.Add("SavingUFiles", "Save all unsaved files?");
@@ -258,7 +260,7 @@ private void FillToEnglishDefaults()
             language.Add("RestartEdiFullEff", "Restart editor to take full effect...");
             language.Add("RestartEdiEff", "Restart editor to take effect...");
             language.Add("Program", "Program");
-            language.Add("HardwareAcc", "Use hardware acceleration (if available)");
+            language.Add("HardwareAcc", "Use hardware acceleration (if availablessss)");
             language.Add("UIAnim", "UI animations");
             language.Add("OpenInc", "Auto open includes");
             language.Add("OpenIncRec", "Open Includes Recursively");

UI/Components/EditorElement.xaml.cs

@@ -610,6 +610,9 @@ private void TextArea_TextEntering(object sender, TextCompositionEventArgs e)
         {
             if (e.Text == "\n")
             {
+                if (editor.Document.TextLength < editor.CaretOffset+1)
+                    return;
+                
                 var segment = new AnchorSegment(editor.Document, editor.CaretOffset - 1, 2);
                 var text = editor.Document.GetText(segment);
                 if (text == "{}")

UI/Windows/OptionsWindow.xaml.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Diagnostics;
+using System.Linq;
 using System.Windows;
+using System.Windows.Controls;
 using System.Windows.Media;
 using MahApps.Metro;
 using MahApps.Metro.Controls.Dialogs;
@@ -284,17 +286,13 @@ private void HighlightDeprecateds_Changed(object sender, RoutedEventArgs e)
 		private void LanguageBox_Changed(object sender, RoutedEventArgs e)
 		{
 			if (!AllowChanging) { return; }
-			string selectedString = (string)LanguageBox.SelectedItem;
-			for (int i = 0; i < Program.Translations.AvailableLanguages.Length; ++i)
-			{
-				if (Program.Translations.AvailableLanguages[i] == selectedString)
-				{
-					Program.Translations.LoadLanguage(Program.Translations.AvailableLanguageIDs[i]);
-					Program.OptionsObject.Language = Program.Translations.AvailableLanguageIDs[i];
-					Program.MainWindow.Language_Translate();
-					break;
-				}
-			}
+			var originalSource = (ComboBox)e.OriginalSource;
+			var selectedItem = (ComboboxItem)originalSource.SelectedItem;
+			var lang = Program.Translations.AvailableLanguageIDs.FirstOrDefault(l => l == selectedItem.Value);
+
+			Program.Translations.LoadLanguage(lang);
+			Program.OptionsObject.Language = lang;
+			Program.MainWindow.Language_Translate();
 			Language_Translate();
 			ToggleRestartText(true);
 		}
@@ -378,7 +376,12 @@ private void LoadSettings()
 			}
 			for (int i = 0; i < Program.Translations.AvailableLanguages.Length; ++i)
 			{
-				LanguageBox.Items.Add(Program.Translations.AvailableLanguages[i]);
+				var item = new ComboboxItem
+				{
+					Text = Program.Translations.AvailableLanguages[i],
+					Value = Program.Translations.AvailableLanguageIDs[i]
+				};
+				LanguageBox.Items.Add(item);
 				if (Program.OptionsObject.Language == Program.Translations.AvailableLanguageIDs[i])
 				{
 					LanguageBox.SelectedIndex = i;
@@ -466,4 +469,14 @@ private void Language_Translate()
 			AutoSaveBlock.Text = Program.Translations.GetLanguage("AutoSaveMin");
 		}
     }
+    public class ComboboxItem
+    {
+	    public string Text { get; set; }
+	    public string Value { get; set; }
+
+	    public override string ToString()
+	    {
+		    return Text;
+	    }
+    }
 }