public override bool CanDrawProperty(SerializedProperty property)
{
ShowIfAttribute showIfAttribute = PropertyUtility.GetAttribute <ShowIfAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo conditionField = ReflectionUtility.GetField(target, showIfAttribute.ConditionName);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
return((bool)conditionField.GetValue(target));
}
MethodInfo conditionMethod = ReflectionUtility.GetMethod(target, showIfAttribute.ConditionName);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
return((bool)conditionMethod.Invoke(target, null));
}
string warning = showIfAttribute.GetType().Name + " needs a valid boolean condition field or method name to work";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, logToConsole: true, context: target);
return(true);
}
public override void ValidateProperty(SerializedProperty property)
{
ValidateInputAttribute validateInputAttribute = PropertyUtility.GetAttribute <ValidateInputAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
MethodInfo validationCallback = ReflectionUtility.GetMethod(target, validateInputAttribute.CallbackName);
if (validationCallback != null &&
validationCallback.ReturnType == typeof(bool) &&
validationCallback.GetParameters().Length == 1)
{
FieldInfo fieldInfo = ReflectionUtility.GetField(target, property.name);
Type fieldType = fieldInfo.FieldType;
Type parameterType = validationCallback.GetParameters()[0].ParameterType;
if (fieldType == parameterType)
{
if (!(bool)validationCallback.Invoke(target, new object[] { fieldInfo.GetValue(target) }))
{
if (string.IsNullOrEmpty(validateInputAttribute.Message))
{
EditorDrawUtility.DrawHelpBox(property.name + " is not valid", MessageType.Error, logToConsole: true, context: target);
}
else
{
EditorDrawUtility.DrawHelpBox(validateInputAttribute.Message, MessageType.Error, logToConsole: true, context: target);
}
}
}
else
{
string warning = "The field type is not the same as the callback's parameter type";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, logToConsole: true, context: target);
}
}
else
{
string warning =
validateInputAttribute.GetType().Name +
" needs a callback with boolean return type and a single parameter of the same type as the field";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, logToConsole: true, context: target);
}
}
public override void ApplyPropertyMeta(SerializedProperty property, MetaAttribute metaAttribute)
{
InfoBoxAttribute infoBoxAttribute = (InfoBoxAttribute)metaAttribute;
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
if (!string.IsNullOrEmpty(infoBoxAttribute.VisibleIf))
{
FieldInfo conditionField = ReflectionUtility.GetField(target, infoBoxAttribute.VisibleIf);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
if ((bool)conditionField.GetValue(target))
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
return;
}
MethodInfo conditionMethod = ReflectionUtility.GetMethod(target, infoBoxAttribute.VisibleIf);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
if ((bool)conditionMethod.Invoke(target, null))
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
return;
}
string warning = infoBoxAttribute.GetType().Name + " needs a valid boolean condition field or method name to work";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, logToConsole: true, context: PropertyUtility.GetTargetObject(property));
}
else
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
}
public override void DrawProperty(SerializedProperty property)
{
bool drawDisabled = false;
bool validCondition = false;
DisableIfAttribute disableIfAttribute = PropertyUtility.GetAttribute <DisableIfAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo conditionField = ReflectionUtility.GetField(target, disableIfAttribute.ConditionName);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
drawDisabled = (bool)conditionField.GetValue(target);
validCondition = true;
}
MethodInfo conditionMethod = ReflectionUtility.GetMethod(target, disableIfAttribute.ConditionName);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
drawDisabled = (bool)conditionMethod.Invoke(target, null);
validCondition = true;
}
if (validCondition)
{
GUI.enabled = !drawDisabled;
EditorDrawUtility.DrawPropertyField(property);
GUI.enabled = true;
}
else
{
string warning = disableIfAttribute.GetType().Name + " needs a valid boolean condition field or method name to work";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, logToConsole: true, context: target);
}
}
public override void ApplyPropertyMeta(SerializedProperty property, MetaAttribute metaAttribute)
{
OnValueChangedAttribute onValueChangedAttribute = (OnValueChangedAttribute)metaAttribute;
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
MethodInfo callbackMethod = ReflectionUtility.GetMethod(target, onValueChangedAttribute.CallbackName);
if (callbackMethod != null &&
callbackMethod.ReturnType == typeof(void) &&
callbackMethod.GetParameters().Length == 0)
{
property.serializedObject.ApplyModifiedProperties(); // We must apply modifications so that the callback can be invoked with up-to-date data
callbackMethod.Invoke(target, null);
}
else
{
string warning = onValueChangedAttribute.GetType().Name + " can invoke only action methods - with void return type and no parameters";
Debug.LogWarning(warning, target);
}
}