internal void UpdateParameterField(UnityEventDrawer.PropertyData propertyData, Func <SerializedProperty> getArgumentCallback)
{
var modeEnum = (PersistentListenerMode)propertyData.mode.enumValueIndex;
var argument = getArgumentCallback.Invoke();
//only allow argument if we have a valid target / method
if (propertyData.listenerTarget.objectReferenceValue == null || string.IsNullOrEmpty(propertyData.methodName.stringValue))
{
modeEnum = PersistentListenerMode.Void;
}
if (modeEnum == PersistentListenerMode.Void || modeEnum == PersistentListenerMode.EventDefined)
{
parameterProperty.style.display = DisplayStyle.None;
objectParameter.style.display = DisplayStyle.None;
}
else if (modeEnum == PersistentListenerMode.Object)
{
parameterProperty.style.display = DisplayStyle.None;
objectParameter.style.display = DisplayStyle.Flex;
var desiredArgTypeName = propertyData.arguments.FindPropertyRelative(UnityEventDrawer.kObjectArgumentAssemblyTypeName).stringValue;
var desiredType = typeof(UnityEngine.Object);
if (!string.IsNullOrEmpty(desiredArgTypeName))
{
desiredType = Type.GetType(desiredArgTypeName, false) ?? typeof(UnityEngine.Object);
}
objectParameter.objectType = desiredType;
objectParameter.value = argument.objectReferenceValue;
}
else
{
parameterProperty.BindProperty(argument);
objectParameter.style.display = DisplayStyle.None;
parameterProperty.style.display = DisplayStyle.Flex;
}
}
internal void BindFields(UnityEventDrawer.PropertyData propertyData, Func <GenericMenu> createMenuCallback, Func <string, string> formatSelectedValueCallback, Func <SerializedProperty> getArgumentCallback)
{
callStateDropdown.BindProperty(propertyData.callState);
listenerTarget.BindProperty(propertyData.listenerTarget);
functionDropdown.BindProperty(propertyData.methodName);
objectParameter.BindProperty(propertyData.objectArgument);
listenerTarget.RegisterCallback <ChangeEvent <UnityEngine.Object> >((e) =>
{
var isTargetValid = e.newValue != null;
if (!isTargetValid)
{
functionDropdown.value = null;
}
functionDropdown.SetEnabled(isTargetValid);
UpdateParameterField(propertyData, getArgumentCallback);
});
functionDropdown.RegisterValueChangedCallback((e) =>
{
UpdateParameterField(propertyData, getArgumentCallback);
});
functionDropdown.createMenuCallback = () =>
{
var genericMenu = createMenuCallback.Invoke();
var osMenu = new GenericOSMenu(genericMenu);
return(osMenu);
};
functionDropdown.formatSelectedValueCallback = formatSelectedValueCallback;
UpdateParameterField(propertyData, getArgumentCallback);
}
public void BindUnityEventItem(VisualElement item, UnityEventDrawer.PropertyData propertyData, Func <GenericMenu> createMenuCallback, Func <string, string> formatSelectedValueCallback, Func <SerializedProperty> getArgumentCallback)
{
var eventItem = item as UnityEventItem;
eventItem.BindFields(propertyData, createMenuCallback, formatSelectedValueCallback, getArgumentCallback);
}
