replace DockPanel with Grid and add a GridSplitter to allow Analyzer to be resized + other cleanup

ILSpy/MainWindow.xaml

@@ -144,10 +144,13 @@
 				BorderBrush="Transparent"
 				HorizontalAlignment="Stretch" />
 			<!-- Right pane: Text Editor -->
-			<DockPanel
-				Grid.Column="2">
-				
-				<Border BorderBrush="Black" BorderThickness="1" DockPanel.Dock="Top" Name="updateAvailablePanel" Visibility="Collapsed">
+			<Grid Grid.Column="2">
+				<Grid.RowDefinitions>
+					<RowDefinition Height="Auto" />
+					<RowDefinition Height="*" />
+					<RowDefinition Height="Auto" />
+				</Grid.RowDefinitions>
+				<Border BorderBrush="Black" BorderThickness="1" Name="updateAvailablePanel" Visibility="Collapsed">
 					<DockPanel>
 						<Button DockPanel.Dock="Right" Click="updateAvailablePanelCloseButtonClick" MinWidth="0">X</Button>
 						<StackPanel Orientation="Horizontal">
@@ -157,15 +160,25 @@
 					</DockPanel>
 				</Border>
 				
-				<Border BorderBrush="Gray" BorderThickness="1" DockPanel.Dock="Bottom" Name="analyzerPanel" Visibility="{Binding IsChecked, ElementName=showAnalyzer, Converter={StaticResource BooleanToVisibilityConverter}}" MinHeight="100" MaxHeight="300">
+				<textView:DecompilerTextView x:Name="decompilerTextView" Grid.Row="1" />
+				
+				<GridSplitter
+					Grid.ZIndex="2"
+					Grid.Row="1"
+					Margin="0,-2"
+					BorderThickness="0,2"
+					BorderBrush="Transparent"
+					HorizontalAlignment="Stretch"
+					VerticalAlignment="Bottom"
+					Visibility="{Binding IsChecked, ElementName=showAnalyzer, Converter={StaticResource BooleanToVisibilityConverter}}" />
+				
+				<Border BorderBrush="Gray" BorderThickness="1" Grid.Row="2" Name="analyzerPanel" Visibility="{Binding IsChecked, ElementName=showAnalyzer, Converter={StaticResource BooleanToVisibilityConverter}}" MinHeight="100">
 					<DockPanel>
 						<Label DockPanel.Dock="Top">Analyzer</Label>
 						<tv:SharpTreeView Name="analyzerTree" ShowRoot="False" />
 					</DockPanel>
 				</Border>
-				
-				<textView:DecompilerTextView x:Name="decompilerTextView" />
-			</DockPanel>
+			</Grid>
 		</Grid>
 	</DockPanel>
 </Window>

ILSpy/MainWindow.xaml.cs

@@ -389,12 +389,10 @@ namespace ICSharpCode.ILSpy
 				analyzerPanel.Visibility = Visibility.Visible;
 			
 			var newNode = new AnalyzedMethodTreeNode(method.MethodDefinition) {
-				Language = sessionSettings.FilterSettings.Language
+				Language = sessionSettings.FilterSettings.Language,
+				IsExpanded = true
 			};
 			
-			if (analyzerTree.Root.Children.Contains(newNode))
-				analyzerTree.Root.Children.Remove(newNode);
-			
 			analyzerTree.Root.Children.Add(newNode);
 		}
 		#endregion

ILSpy/TreeNodes/Analyzer/AnalyzedMethodTreeNode.cs

@@ -45,25 +45,5 @@ namespace ICSharpCode.ILSpy.TreeNodes.Analyzer
 		{
 			this.Children.Add(new AnalyzedMethodUsedByTreeNode(analyzedMethod));
 		}
-		
-		#region Equals and GetHashCode implementation
-		public override bool Equals(object obj)
-		{
-			AnalyzedMethodTreeNode other = obj as AnalyzedMethodTreeNode;
-			if (other == null)
-				return false;
-			return object.Equals(this.analyzedMethod, other.analyzedMethod);
-		}
-		
-		public override int GetHashCode()
-		{
-			int hashCode = 0;
-			unchecked {
-				if (analyzedMethod != null)
-					hashCode += 1000000007 * analyzedMethod.GetHashCode();
-			}
-			return hashCode;
-		}
-		#endregion
 	}
 }