Add line numbers to text editor and in display settings.

ILSpy/DisplaySettings.cs

@@ -71,10 +71,23 @@ namespace ICSharpCode.ILSpy
 			}
 		}
 		
+		bool showLineNumbers;
+		
+		public bool ShowLineNumbers {
+			get { return showLineNumbers; }
+			set {
+				if (showLineNumbers != value) {
+					showLineNumbers = value;
+					OnPropertyChanged("ShowLineNumbers");
+				}
+			}
+		}
+		
 		public void CopyValues(DisplaySettings s)
 		{
 			this.SelectedFont = s.selectedFont;
 			this.SelectedFontSize = s.selectedFontSize;
+			this.ShowLineNumbers = s.showLineNumbers;
 		}
 	}
 }

ILSpy/DisplaySettingsPanel.xaml

@@ -6,6 +6,10 @@
 		<local:FontSizeConverter x:Key="fontSizeConv" />
 	</UserControl.Resources>
 	<Grid>
+		<Grid.RowDefinitions>
+			<RowDefinition Height="Auto"/>
+			<RowDefinition/>
+		</Grid.RowDefinitions>
 		<GroupBox Header="Font">
 			<Grid>
 				<Grid.ColumnDefinitions>
@@ -53,5 +57,8 @@
 				</Border>
 			</Grid>
 		</GroupBox>
+		<GroupBox Header="Other options" Grid.Row="1">
+			<CheckBox Margin="3,3" IsChecked="{Binding ShowLineNumbers}">Show line numbers</CheckBox>
+		</GroupBox>
 	</Grid>
 </UserControl>

ILSpy/DisplaySettingsPanel.xaml.cs

@@ -104,6 +104,7 @@ namespace ICSharpCode.ILSpy
 			DisplaySettings s = new DisplaySettings();
 			s.SelectedFont = new FontFamily((string)e.Attribute("Font") ?? "Consolas");
 			s.SelectedFontSize = (double?)e.Attribute("FontSize") ?? 10.0 * 4 / 3;
+			s.ShowLineNumbers = (bool?)e.Attribute("ShowLineNumbers") ?? false;
 			
 			return s;
 		}
@@ -117,6 +118,7 @@ namespace ICSharpCode.ILSpy
 			XElement section = new XElement("DisplaySettings");
 			section.SetAttributeValue("Font", s.SelectedFont.Source);
 			section.SetAttributeValue("FontSize", s.SelectedFontSize);
+			section.SetAttributeValue("ShowLineNumbers", s.ShowLineNumbers);
 			
 			XElement existingElement = root.Element("DisplaySettings");
 			if (existingElement != null)

ILSpy/TextView/DecompilerTextView.cs

@@ -88,6 +88,7 @@ namespace ICSharpCode.ILSpy.TextView
 			textEditor.TextArea.TextView.MouseHoverStopped += TextViewMouseHoverStopped;
 			textEditor.SetBinding(TextEditor.FontFamilyProperty, new Binding { Source = DisplaySettingsPanel.CurrentDisplaySettings, Path = new PropertyPath("SelectedFont") });
 			textEditor.SetBinding(TextEditor.FontSizeProperty, new Binding { Source = DisplaySettingsPanel.CurrentDisplaySettings, Path = new PropertyPath("SelectedFontSize") });
+			textEditor.SetBinding(TextEditor.ShowLineNumbersProperty, new Binding { Source = DisplaySettingsPanel.CurrentDisplaySettings, Path = new PropertyPath("ShowLineNumbers") });
 		}
 		#endregion