More trunk compatibility fixes

com.unity.shadergraph/Editor/Drawing/Blackboard/BlackboardFieldPropertyView.cs

             else if (property is BooleanShaderProperty)
             {
                 var booleanProperty = (BooleanShaderProperty)property;
-                Action onBooleanChanged = () => 
-                { 
+                Action onBooleanChanged = () =>
+                {
-                var field = new Toggle(onBooleanChanged) { on = booleanProperty.value };
+                var field = new Toggle(onBooleanChanged);
+                field.SetValue(booleanProperty.value);
                 AddRow("Default", field);
             }
 //            AddRow("Type", new TextField());

com.unity.shadergraph/Editor/Drawing/Controls/IntegerControl.cs

 
             var intField = new IntegerField { value = (int)m_PropertyInfo.GetValue(m_Node, null) };
             intField.OnValueChanged(OnChange);
+
+#if UNITY_2018_1
+#else
+        void OnChange(ChangeEvent<int> evt)
+#endif
-            m_PropertyInfo.SetValue(m_Node, (int)evt.newValue, null);
+            var newValue =
+#if UNITY_2018_1
+                (int)
+#endif
+                evt.newValue;
+            m_PropertyInfo.SetValue(m_Node, newValue, null);
             Dirty(ChangeType.Repaint);
         }
     }

com.unity.shadergraph/Editor/Drawing/Controls/ToggleControl.cs

 
             if (propertyInfo.PropertyType != typeof(Toggle))
                 throw new ArgumentException("Property must be a Toggle.", "propertyInfo");
-            
+
             label = label ?? ObjectNames.NicifyVariableName(propertyInfo.Name);
 
             var value = (Toggle)m_PropertyInfo.GetValue(m_Node, null);
             Action changedToggle = () => { OnChangeToggle(); };
             m_Toggle = new UnityEngine.Experimental.UIElements.Toggle(changedToggle);
             m_Toggle.SetEnabled(value.isEnabled);
-            m_Toggle.on = value.isOn;
+            m_Toggle.SetValue(value.isOn);
             panel.Add(m_Toggle);
             Add(panel);
         }
             var value = (Toggle)m_PropertyInfo.GetValue(m_Node, null);
             m_Toggle.SetEnabled(value.isEnabled);
- 
+
-            } 
+            }
         }
 
         void OnChangeToggle()

com.unity.shadergraph/Editor/Util/CompatibilityExtensions.cs

             Debug.Assert(action != null);
             contextualMenu.AppendAction(actionName, e => action(), e => statusFlags);
         }
+
+        public static bool GetValue(this Toggle toggle)
+        {
+#if UNITY_2018_1
+            return toggle.on;
+#else
+            return toggle.value;
+#endif
+        }
+
+        public static void SetValue(this Toggle toggle, bool value)
+        {
+#if UNITY_2018_1
+            toggle.on = value;
+#else
+            toggle.value = value;
+#endif
+        }
     }
 }