public override void ValidateProperty(SerializedProperty property)
{
MinValueAttribute minValueAttribute = PropertyUtility.GetAttribute <MinValueAttribute>(property);
if (property.propertyType == SerializedPropertyType.Integer)
{
if (property.intValue < minValueAttribute.MinValue)
{
property.intValue = (int)minValueAttribute.MinValue;
}
}
else if (property.propertyType == SerializedPropertyType.Float)
{
if (property.floatValue < minValueAttribute.MinValue)
{
property.floatValue = minValueAttribute.MinValue;
}
}
else
{
string warning = minValueAttribute.GetType().Name + " can be used only on int or float fields";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, PropertyUtility.GetTargetObject(property));
}
}
public override bool CanDrawProperty(SerializedProperty property)
{
HideIfAttribute hideIfAttribute = PropertyUtility.GetAttribute <HideIfAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo conditionField = target.GetType().GetField(hideIfAttribute.ConditionName, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
return(!(bool)conditionField.GetValue(target));
}
MethodInfo conditionMethod = target.GetType().GetMethod(hideIfAttribute.ConditionName, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
return(!(bool)conditionMethod.Invoke(target, null));
}
string warning = hideIfAttribute.GetType().Name + " needs a valid boolean condition field or method name to work";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, target);
return(true);
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
if (property.propertyType == SerializedPropertyType.String)
{
EditorGUILayout.LabelField(property.displayName);
EditorGUI.BeginChangeCheck();
string textAreaValue = EditorGUILayout.TextArea(property.stringValue, GUILayout.MinHeight(EditorGUIUtility.singleLineHeight * 3f));
if (EditorGUI.EndChangeCheck())
{
property.stringValue = textAreaValue;
}
}
else
{
string warning = PropertyUtility.GetAttributes <ResizableTextAreaAttribute>(property)[0].GetType().Name + " can only be used on string fields";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, PropertyUtility.GetTargetObject(property));
EditorDrawUtility.DrawPropertyField(property);
}
}
public override void ValidateProperty(SerializedProperty property)
{
ValidateInputAttribute validateInputAttribute = PropertyUtility.GetAttribute <ValidateInputAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
MethodInfo validationCallback = target.GetType().GetMethod(validateInputAttribute.CallbackName, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (validationCallback != null &&
validationCallback.ReturnType == typeof(ValidatorAttribute.ValidateResult) &&
validationCallback.GetParameters().Length == 1)
{
FieldInfo fieldInfo = target.GetType().GetField(property.name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Type fieldType = fieldInfo.FieldType;
Type parameterType = validationCallback.GetParameters()[0].ParameterType;
if (fieldType == parameterType)
{
ValidatorAttribute.ValidateResult result = (ValidatorAttribute.ValidateResult)validationCallback.Invoke(target, new object[] { fieldInfo.GetValue(target) });
if (result != null)
{
if (result.ValidateType != ValidatorAttribute.ValidateType.Success)
{
MessageType messageType = MessageType.Error;
if (result.ValidateType == ValidatorAttribute.ValidateType.Warning)
{
messageType = MessageType.Warning;
}
EditorGUILayout.HelpBox(result.Message, messageType);
}
else
{
EditorGUILayout.LabelField(GUIContent.none, GUIStyle.none, GUILayout.Height(0));
}
}
}
else
{
EditorGUILayout.HelpBox("The field type is not the same as the callback's parameter type", MessageType.Warning);
}
}
else
{
EditorGUILayout.HelpBox(validateInputAttribute.GetType().Name + " needs a callback with boolean return type and a single parameter of the same type as the field", MessageType.Warning);
}
}
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 = target.GetType().GetField(infoBoxAttribute.VisibleIf, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
if ((bool)conditionField.GetValue(target))
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
return;
}
MethodInfo conditionMethod = target.GetType().GetMethod(infoBoxAttribute.VisibleIf, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
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";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, PropertyUtility.GetTargetObject(property));
}
else
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
}
public override void ApplyPropertyMeta(SerializedProperty property, MetaAttribute metaAttribute)
{
OnValueChangedAttribute onValueChangedAttribute = (OnValueChangedAttribute)metaAttribute;
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
MethodInfo callbackMethod = target.GetType().GetMethod(onValueChangedAttribute.CallbackName, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
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);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
if (property.isArray)
{
if (!this.reorderableListsByPropertyName.ContainsKey(property.name))
{
ReorderableList reorderableList = new ReorderableList(property.serializedObject, property, true, true, true, true)
{
drawHeaderCallback = (Rect rect) =>
{
EditorGUI.LabelField(rect, string.Format("{0}: {1}", property.displayName, property.arraySize), EditorStyles.label);
},
drawElementCallback = (Rect rect, int index, bool isActive, bool isFocused) =>
{
var element = property.GetArrayElementAtIndex(index);
rect.y += 2f;
EditorGUI.PropertyField(new Rect(rect.x, rect.y, rect.width, EditorGUIUtility.singleLineHeight), element);
}
};
this.reorderableListsByPropertyName[property.name] = reorderableList;
}
this.reorderableListsByPropertyName[property.name].DoLayoutList();
}
else
{
string warning = typeof(ReorderableListAttribute).Name + " can be used only on arrays or lists";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, PropertyUtility.GetTargetObject(property));
EditorDrawUtility.DrawPropertyField(property);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
SliderAttribute sliderAttribute = PropertyUtility.GetAttribute <SliderAttribute>(property);
if (property.propertyType == SerializedPropertyType.Integer)
{
EditorGUILayout.IntSlider(property, (int)sliderAttribute.MinValue, (int)sliderAttribute.MaxValue);
}
else if (property.propertyType == SerializedPropertyType.Float)
{
EditorGUILayout.Slider(property, sliderAttribute.MinValue, sliderAttribute.MaxValue);
}
else
{
string warning = sliderAttribute.GetType().Name + " can be used only on int or float fields";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, PropertyUtility.GetTargetObject(property));
EditorDrawUtility.DrawPropertyField(property);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
DropdownAttribute dropdownAttribute = PropertyUtility.GetAttribute <DropdownAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo fieldInfo = target.GetType().GetField(property.name,
BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
FieldInfo valuesFieldInfo = target.GetType().GetField(dropdownAttribute.ValuesFieldName,
BindingFlags.Instance | BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public);
if (valuesFieldInfo == null)
{
this.DrawWarningBox(string.Format("{0} cannot find a values field with name \"{1}\"", dropdownAttribute.GetType().Name, dropdownAttribute.ValuesFieldName));
EditorGUILayout.PropertyField(property, true);
}
else if (fieldInfo.FieldType == valuesFieldInfo.FieldType.GetElementType())
{
// Selected value
object selectedValue = fieldInfo.GetValue(target);
// Values and display options
IList valuesList = (IList)valuesFieldInfo.GetValue(target);
object[] values = new object[valuesList.Count];
string[] displayOptions = new string[valuesList.Count];
for (int i = 0; i < values.Length; i++)
{
object value = valuesList[i];
values[i] = value;
displayOptions[i] = value.ToString();
}
// Selected value index
int selectedValueIndex = Array.IndexOf(values, selectedValue);
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
// Draw the dropdown
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values, displayOptions);
}
else if (valuesFieldInfo.GetValue(target) is IDropdownList)
{
// Current value
object selectedValue = fieldInfo.GetValue(target);
// Current value index, values and display options
IDropdownList dropdown = (IDropdownList)valuesFieldInfo.GetValue(target);
IEnumerator <KeyValuePair <string, object> > dropdownEnumerator = dropdown.GetEnumerator();
int index = -1;
int selectedValueIndex = -1;
List <object> values = new List <object>();
List <string> displayOptions = new List <string>();
while (dropdownEnumerator.MoveNext())
{
index++;
KeyValuePair <string, object> current = dropdownEnumerator.Current;
if (current.Value.Equals(selectedValue))
{
selectedValueIndex = index;
}
values.Add(current.Value);
displayOptions.Add(current.Key);
}
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
// Draw the dropdown
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values.ToArray(), displayOptions.ToArray());
}
else
{
this.DrawWarningBox(typeof(DropdownAttribute).Name + " works only when the type of the field is equal to the element type of the array");
EditorGUILayout.PropertyField(property, true);
}
}
private void DrawWarningBox(string warningText, SerializedProperty property)
{
EditorGUILayout.HelpBox(warningText, MessageType.Warning);
Debug.LogWarning(warningText, PropertyUtility.GetTargetObject(property));
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
MinMaxSliderAttribute minMaxSliderAttribute = PropertyUtility.GetAttribute <MinMaxSliderAttribute>(property);
if (property.propertyType == SerializedPropertyType.Vector2)
{
Rect controlRect = EditorGUILayout.GetControlRect();
float labelWidth = EditorGUIUtility.labelWidth;
float floatFieldWidth = EditorGUIUtility.fieldWidth;
float sliderWidth = controlRect.width - labelWidth - 2f * floatFieldWidth;
float sliderPadding = 5f;
Rect labelRect = new Rect(
controlRect.x,
controlRect.y,
labelWidth,
controlRect.height);
Rect sliderRect = new Rect(
controlRect.x + labelWidth + floatFieldWidth + sliderPadding,
controlRect.y,
sliderWidth - 2f * sliderPadding,
controlRect.height);
Rect minFloatFieldRect = new Rect(
controlRect.x + labelWidth,
controlRect.y,
floatFieldWidth,
controlRect.height);
Rect maxFloatFieldRect = new Rect(
controlRect.x + labelWidth + floatFieldWidth + sliderWidth,
controlRect.y,
floatFieldWidth,
controlRect.height);
// Draw the label
EditorGUI.LabelField(labelRect, property.displayName);
// Draw the slider
EditorGUI.BeginChangeCheck();
Vector2 sliderValue = property.vector2Value;
EditorGUI.MinMaxSlider(sliderRect, ref sliderValue.x, ref sliderValue.y, minMaxSliderAttribute.MinValue, minMaxSliderAttribute.MaxValue);
sliderValue.x = EditorGUI.FloatField(minFloatFieldRect, sliderValue.x);
sliderValue.x = Mathf.Clamp(sliderValue.x, minMaxSliderAttribute.MinValue, Mathf.Min(minMaxSliderAttribute.MaxValue, sliderValue.y));
sliderValue.y = EditorGUI.FloatField(maxFloatFieldRect, sliderValue.y);
sliderValue.y = Mathf.Clamp(sliderValue.y, Mathf.Max(minMaxSliderAttribute.MinValue, sliderValue.x), minMaxSliderAttribute.MaxValue);
if (EditorGUI.EndChangeCheck())
{
property.vector2Value = sliderValue;
}
}
else
{
string warning = minMaxSliderAttribute.GetType().Name + " can be used only on Vector2 fields";
EditorGUILayout.HelpBox(warning, MessageType.Warning);
Debug.LogWarning(warning, PropertyUtility.GetTargetObject(property));
EditorDrawUtility.DrawPropertyField(property);
}
}