Project - Cleaned up some test code

UI - Added scaffolding for databindings

src/Artemis.UI/Screens/ProfileEditor/LayerProperties/Tree/TreePropertyView.xaml

@@ -45,15 +45,15 @@
                 </Style>
             </ContentControl.Resources>
         </ContentControl>
-        
-        <Button Grid.Column="3"
-                Style="{StaticResource MaterialDesignIconButton}"
-                ToolTip="Change the property's data binding"
-                Width="24"
-                Height="24"
-                VerticalAlignment="Center"
-                Command="{s:Action OpenDataBindings}">
-            <materialDesign:PackIcon Kind="VectorLink" Height="16" Width="16" />
-        </Button>
+
+        <ToggleButton Grid.Column="3" 
+                      Style="{StaticResource MaterialDesignFlatPrimaryToggleButton}"
+                      ToolTip="Change the property's data binding" 
+                      Width="20"
+                      Height="20"
+                      VerticalAlignment="Center"
+                      IsChecked="{Binding DataBindingsOpen}">
+            <materialDesign:PackIcon Kind="VectorLink" Height="13" Width="13" />
+        </ToggleButton>
     </Grid>
 </UserControl>

src/Artemis.UI/Screens/ProfileEditor/LayerProperties/Tree/TreePropertyViewModel.cs

@@ -9,7 +9,6 @@ using Stylet;
 
 namespace Artemis.UI.Screens.ProfileEditor.LayerProperties.Tree
 {
-
     public class TreePropertyViewModel<T> : TreePropertyViewModel
     {
         private readonly IProfileEditorService _profileEditorService;
@@ -21,6 +20,8 @@ namespace Artemis.UI.Screens.ProfileEditor.LayerProperties.Tree
             _profileEditorService = profileEditorService;
             LayerPropertyViewModel = (LayerPropertyViewModel<T>) layerPropertyBaseViewModel;
             PropertyInputViewModel = propertyInputViewModel;
+
+            _profileEditorService.SelectedDataBindingChanged += ProfileEditorServiceOnSelectedDataBindingChanged;
         }
 
         public LayerPropertyViewModel<T> LayerPropertyViewModel { get; }
@@ -37,9 +38,10 @@ namespace Artemis.UI.Screens.ProfileEditor.LayerProperties.Tree
             set => ApplyKeyframesEnabled(value);
         }
 
-        public void OpenDataBindings()
+        public bool DataBindingsOpen
         {
-            _profileEditorService.ChangeSelectedDataBinding(LayerPropertyViewModel.BaseLayerProperty);
+            get => _profileEditorService.SelectedDataBinding == LayerPropertyViewModel.BaseLayerProperty;
+            set => _profileEditorService.ChangeSelectedDataBinding(value ? LayerPropertyViewModel.BaseLayerProperty : null);
         }
 
         public override void Dispose()
@@ -47,6 +49,11 @@ namespace Artemis.UI.Screens.ProfileEditor.LayerProperties.Tree
             PropertyInputViewModel.Dispose();
         }
 
+        private void ProfileEditorServiceOnSelectedDataBindingChanged(object sender, EventArgs e)
+        {
+            NotifyOfPropertyChange(nameof(DataBindingsOpen));
+        }
+
         private void ApplyKeyframesEnabled(bool enable)
         {
             // If enabling keyframes for the first time, add a keyframe with the current value at the current position
@@ -77,6 +84,7 @@ namespace Artemis.UI.Screens.ProfileEditor.LayerProperties.Tree
         }
 
         public LayerPropertyBaseViewModel LayerPropertyBaseViewModel { get; }
+
         public abstract void Dispose();
     }
 }