protected override void OnEnable()
{
Target = target as TwoWayPropertyBinding;
base.OnEnable();
ViewAdapterOptions = serializedObject.FindProperty("_viewAdapterOptions");
ViewModelAdapterOptions = serializedObject.FindProperty("_viewModelAdapterOptions");
}
/// <summary>
/// Show dropdown for selecting a UnityEvent to bind to.
/// </summary>
private int ShowEventSelector(TwoWayPropertyBinding targetScript)
{
return(EditorGUILayout.Popup(
new GUIContent("Event to bind to"),
events.Select(evt => evt.Name)
.ToList()
.IndexOf(targetScript.uiEventName),
events.Select(evt =>
new GUIContent(evt.DeclaringType + "." + evt.Name +
"(" + evt.GetEventTypes()[0].ToString() + ")")).ToArray()));
}
protected override void OnEnabled()
{
targetScript = (TwoWayPropertyBinding)target;
viewAdapterOptionsFade = new AnimBool(ShouldShowAdapterOptions(targetScript.ViewAdapterId, out _));
viewModelAdapterOptionsFade = new AnimBool(ShouldShowAdapterOptions(targetScript.ViewModelAdapterId, out _));
exceptionAdapterOptionsFade = new AnimBool(ShouldShowAdapterOptions(targetScript.ExceptionAdapterTypeName, out _));
viewAdapterOptionsFade.valueChanged.AddListener(Repaint);
viewModelAdapterOptionsFade.valueChanged.AddListener(Repaint);
exceptionAdapterOptionsFade.valueChanged.AddListener(Repaint);
}
/// <summary>
/// Shows a dropdown for selecting a property in the UI to bind to.
/// </summary>
private int ShowUIPropertySelector(TwoWayPropertyBinding targetScript)
{
return(EditorGUILayout.Popup(
new GUIContent("Property to bind to"),
properties.Select(prop => prop.PropertyInfo.Name)
.ToList()
.IndexOf(targetScript.uiPropertyName),
properties.Select(prop =>
new GUIContent(prop.PropertyInfo.ReflectedType.Name + "/" +
prop.PropertyInfo.Name + " : " +
prop.PropertyInfo.PropertyType.Name)).ToArray()));
}
private void ShowViewModelPropertySelector(TwoWayPropertyBinding target, PropertyInfo[] bindableProperties, Type viewPropertyType)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel("View model property");
var dropdownPosition = GUILayoutUtility.GetLastRect();
dropdownPosition.x += dropdownPosition.width;
if (GUILayout.Button(new GUIContent(target.viewModelPropertyName), EditorStyles.popup))
{
ShowViewModelPropertyMenu(target, bindableProperties, viewPropertyType, dropdownPosition);
}
EditorGUILayout.EndHorizontal();
}
/// <summary>
/// Draws the dropdown menu for picking a property in the view model to bind to.
/// </summary>
private void ShowViewModelPropertyMenu(TwoWayPropertyBinding target, PropertyInfo[] bindableProperties, Type viewPropertyType, Rect position)
{
var selectedIndex = Array.IndexOf(
bindableProperties.Select(p => p.ReflectedType + p.Name).ToArray(),
target.viewModelName + target.viewModelPropertyName
);
var options = bindableProperties.Select(p =>
new InspectorUtils.MenuItem(
new GUIContent(p.ReflectedType + "/" + p.Name + " : " + p.PropertyType.Name),
p.PropertyType == viewPropertyType
)
).ToArray();
InspectorUtils.ShowCustomSelectionMenu(index =>
SetViewModelProperty(target, bindableProperties[index]), options, selectedIndex, position);
}
private void OnEnable()
{
targetScript = (TwoWayPropertyBinding)target;
Type adapterType;
viewAdapterOptionsFade = new AnimBool(
ShouldShowAdapterOptions(targetScript.viewAdapterTypeName, out adapterType)
);
viewModelAdapterOptionsFade = new AnimBool(
ShouldShowAdapterOptions(targetScript.viewModelAdapterTypeName, out adapterType)
);
exceptionAdapterOptionsFade = new AnimBool(
ShouldShowAdapterOptions(targetScript.exceptionAdapterTypeName, out adapterType)
);
viewAdapterOptionsFade.valueChanged.AddListener(Repaint);
viewModelAdapterOptionsFade.valueChanged.AddListener(Repaint);
exceptionAdapterOptionsFade.valueChanged.AddListener(Repaint);
}
static void Main()
{
#region Plain Property to Plain Property Binding
Console.WriteLine("Plain Prop to Plain Prop Two Way Binding Test");
// source object
Address address = new Address { City = "Boston" };
// target object
PropDisplayerAndModifyer cityPropertyDisplayerAndModifier = new PropDisplayerAndModifyer("City");
TwoWayPropertyBinding<string, string> cityBinding = new TwoWayPropertyBinding<string, string>();
// set the forward getters and setters
cityBinding.ForwardSourcePropertyGetter = new PlainPropWithDefaultGetter<string>("City") { TheObj = address };
cityBinding.ForwardTargetPropertySetter = new PlainPropertySetter<string>("PropValue") { TheObj = cityPropertyDisplayerAndModifier };
// set the reverse getters and setters
cityBinding.ReverseSourcePropertyGetter = new PlainPropWithDefaultGetter<string>("PropValue") { TheObj = cityPropertyDisplayerAndModifier };
cityBinding.ReverseTargetPropertySetter = new PlainPropertySetter<string>("City") { TheObj = address };
Console.WriteLine("Before binding is set the City property should be null on printProp object");
cityPropertyDisplayerAndModifier.Print();
// bind the source to the target
cityBinding.Bind();
Console.WriteLine("After binding is set the City property should be 'Boston' on printProp object");
cityPropertyDisplayerAndModifier.Print();
address.City = "Brookline";
Console.WriteLine("After source's property was changed to 'Brookline', the target property also changes");
cityPropertyDisplayerAndModifier.Print();
cityPropertyDisplayerAndModifier.PropValue = "Allston";
Console.WriteLine("Address: '" + address.City + "'");
Console.WriteLine("After target's property was changed to 'Allston', the source property also changes");
#endregion Plain Property to Plain Property Bindin
}
/// <summary>
/// Get a list of all the methods in the bound view model of a specific type that we can bind to.
/// </summary>
private PropertyInfo[] GetBindableViewModelProperties(TwoWayPropertyBinding target)
{
return(target.GetAvailableViewModelTypes()
.SelectMany(type => type.GetProperties(BindingFlags.Public | BindingFlags.Instance))
.ToArray());
}
/// <summary>
/// Set up the viewModelName and viewModelPropertyname in the TwoWayPropertyBinding we're editing.
/// </summary>
private void SetViewModelProperty(TwoWayPropertyBinding target, PropertyInfo propertyInfo)
{
target.viewModelName = propertyInfo.ReflectedType.Name;
target.viewModelPropertyName = propertyInfo.Name;
}
