Make bool for the Empty Tree Message more descriptive. Also, bind it correctly.

Author: shadowofsilicon

RetailCoder.VBE/Navigation/CodeExplorer/CodeExplorerViewModel.cs

@@ -180,7 +180,7 @@ public bool IsBusy
             {
                 _isBusy = value;
                 OnPropertyChanged();
-                OnPropertyChanged("EmptyViewMessageVisibility");
+                OnPropertyChanged("EmptyTreeMessageVisibility");
             }
         }
 
@@ -534,7 +534,7 @@ public Visibility TreeViewVisibility
             }
         }
 
-        public Visibility EmptyViewMessageVisibility
+        public Visibility EmptyTreeMessageVisibility
         {
             get
             {

RetailCoder.VBE/UI/CodeExplorer/CodeExplorerControl.xaml

@@ -710,7 +710,7 @@
 
         <Border Grid.Row="0" Grid.RowSpan="3" Background="#FFEEF5FD">
             <TextBlock VerticalAlignment="Center" HorizontalAlignment="Center" TextWrapping="WrapWithOverflow" TextAlignment="Center"
-                       Visibility="{Binding MessageVisibility}" MinWidth="200">
+                       Visibility="{Binding EmptyTreeMessageVisibility}" MinWidth="200">
                 <Run FontWeight="Bold" Text="{Resx ResxName=Rubberduck.UI.RubberduckUI, Key=CodeExplorer_EmptyViewMessage_Title}"/><LineBreak/><Run/>
                 <LineBreak/>
                 <Button Command="{Binding RefreshCommand}" BorderThickness="0" Style="{StaticResource {x:Static ToolBar.ButtonStyleKey}}">