public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
DropdownAttribute dropdownAttribute = PropertyUtility.GetAttribute <DropdownAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo fieldInfo = ReflectionUtility.GetField(target, property.name);
FieldInfo valuesFieldInfo = ReflectionUtility.GetField(target, dropdownAttribute.ValuesFieldName);
if (valuesFieldInfo == null)
{
EditorDrawUtility.DrawHelpBox(string.Format("{0} 不能找到叫做 \"{1}\" 的值", dropdownAttribute.GetType().Name, dropdownAttribute.ValuesFieldName), MessageType.Warning, context: target, logToConsole: false);
EditorDrawUtility.DrawPropertyField(property);
}
else if (valuesFieldInfo.GetValue(target) is IList &&
fieldInfo.FieldType == this.GetElementType(valuesFieldInfo))
{
// 所选的值
object selectedValue = fieldInfo.GetValue(target);
// 所有值和可选项
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();
}
// 可选择值得索引
int selectedValueIndex = Array.IndexOf(values, selectedValue);
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
// 绘制下拉栏
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values, displayOptions);
}
else if (valuesFieldInfo.GetValue(target) is IDropdownList)
{
// 当前值
object selectedValue = fieldInfo.GetValue(target);
// 当前值得索引，和所有值，显示出的选项
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;
}
// 绘制下拉栏
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values.ToArray(), displayOptions.ToArray());
}
else
{
EditorDrawUtility.DrawHelpBox(typeof(DropdownAttribute).Name + " 只作用于指定字段与指定数组的元素类型相等时！！八嘎", MessageType.Warning, context: target, logToConsole: false);
EditorDrawUtility.DrawPropertyField(property);
}
}
protected override void OnGUI_Internal(Rect rect, SerializedProperty property, GUIContent label)
{
EditorGUI.BeginProperty(rect, label, property);
DropdownAttribute dropdownAttribute = (DropdownAttribute)attribute;
object target = PropertyUtility.GetTargetObjectWithProperty(property);
object valuesObject = GetValues(property, dropdownAttribute.ValuesName);
FieldInfo dropdownField = ReflectionUtility.GetField(target, property.name);
if (AreValuesValid(valuesObject, dropdownField))
{
if (valuesObject is IList && dropdownField.FieldType == GetElementType(valuesObject))
{
// Selected value
object selectedValue = dropdownField.GetValue(target);
// Values and display options
IList valuesList = (IList)valuesObject;
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 == null ? "<null>" : value.ToString();
}
// Selected value index
int selectedValueIndex = Array.IndexOf(values, selectedValue);
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
NaughtyEditorGUI.Dropdown(
rect, property.serializedObject, target, dropdownField, label.text, selectedValueIndex, values, displayOptions);
}
else if (valuesObject is IDropdownList)
{
// Current value
object selectedValue = dropdownField.GetValue(target);
// Current value index, values and display options
int index = -1;
int selectedValueIndex = -1;
List <object> values = new List <object>();
List <string> displayOptions = new List <string>();
IDropdownList dropdown = (IDropdownList)valuesObject;
using (IEnumerator <KeyValuePair <string, object> > dropdownEnumerator = dropdown.GetEnumerator())
{
while (dropdownEnumerator.MoveNext())
{
index++;
KeyValuePair <string, object> current = dropdownEnumerator.Current;
if (current.Value?.Equals(selectedValue) == true)
{
selectedValueIndex = index;
}
values.Add(current.Value);
if (current.Key == null)
{
displayOptions.Add("<null>");
}
else if (string.IsNullOrWhiteSpace(current.Key))
{
displayOptions.Add("<empty>");
}
else
{
displayOptions.Add(current.Key);
}
}
}
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
NaughtyEditorGUI.Dropdown(
rect, property.serializedObject, target, dropdownField, label.text, selectedValueIndex, values.ToArray(), displayOptions.ToArray());
}
}
else
{
string message = string.Format("Invalid values with name '{0}' provided to '{1}'. Either the values name is incorrect or the types of the target field and the values field/property/method don't match",
dropdownAttribute.ValuesName, dropdownAttribute.GetType().Name);
DrawDefaultPropertyAndHelpBox(rect, property, message, MessageType.Warning);
}
EditorGUI.EndProperty();
}
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);
}
}
/// <summary>
/// Draws the property.
/// </summary>
/// <param name="property">Property.</param>
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
DropdownAttribute dropdownAttribute = PropertyUtility.GetAttribute <DropdownAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo fieldInfo = ReflectionUtility.GetField(target, property.name);
FieldInfo valuesFieldInfo = ReflectionUtility.GetField(target, dropdownAttribute.ValuesFieldName);
/// null
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);
}
/// type is GetElementType ( int, float... )
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);
}
// type is ScriptableObject
else if (valuesFieldInfo.GetValue(target) is ScriptableObject)
{
// Current value index, values and display options
ActionBehaviour.StringSet stringSet = (ActionBehaviour.StringSet)valuesFieldInfo.GetValue(target);
if (null != stringSet)
{
// Current value
object selectedValue = fieldInfo.GetValue(target);
Debug.Log(stringSet.ToString());
List <string> valuesList = stringSet.GetList();
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)
{
Array.Resize <object>(ref values, values.Length + 1);
Array.Resize <string>(ref displayOptions, displayOptions.Length + 1);
selectedValueIndex = values.Length - 1;
values[selectedValueIndex] = selectedValue;
displayOptions[selectedValueIndex] = "[new]" + selectedValue.ToString();
}
// Draw the dropdown
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values, displayOptions);
}
else
{
this.DrawWarningBox(typeof(DropdownAttribute).Name + " Wrong Droplist set");
EditorGUILayout.PropertyField(property, true);
}
}
// type is IDropdownList
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());
}
// otherwise
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);
}
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
EditorGUI.BeginProperty(position, label, property);
var dropdownAttribute = attribute as DropdownAttribute;
object target = property.GetTargetObjectWithProperty();
object valuesObject = GetValues(property, dropdownAttribute.ValuesCollectionName);
FieldInfo dropdownField = target.GetField(property.name);
if (AreValuesValid(valuesObject, dropdownField))
{
if (valuesObject is IList && dropdownField.FieldType == GetElementType(valuesObject))
{
// Selected value
object selectedValue = dropdownField.GetValue(target);
// Values and display options
IList valuesList = (IList)valuesObject;
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 == null ? "<null>" : value.ToString();
}
// Selected value index
int selectedValueIndex = Array.IndexOf(values, selectedValue);
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
DrawDropdown(
position, property.serializedObject, target, dropdownField, label.text,
selectedValueIndex, values, displayOptions);
}
else if (valuesObject is IDropdownList)
{
// Current value
object selectedValue = dropdownField.GetValue(target);
// Current value index, values and display options
int index = -1;
int selectedValueIndex = -1;
List <object> values = new List <object>();
List <string> displayOptions = new List <string>();
IDropdownList dropdown = (IDropdownList)valuesObject;
using (IEnumerator <KeyValuePair <string, object> > dropdownEnumerator = dropdown.GetEnumerator())
{
while (dropdownEnumerator.MoveNext())
{
index++;
KeyValuePair <string, object> current = dropdownEnumerator.Current;
if (current.Value?.Equals(selectedValue) == true)
{
selectedValueIndex = index;
}
values.Add(current.Value);
if (current.Key == null)
{
displayOptions.Add("<null>");
}
else if (string.IsNullOrWhiteSpace(current.Key))
{
displayOptions.Add("<empty>");
}
else
{
displayOptions.Add(current.Key);
}
}
}
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
DrawDropdown(
position, property.serializedObject, target, dropdownField, label.text,
selectedValueIndex, values.ToArray(), displayOptions.ToArray());
}
}
else
{
var message = $"ERROR! Invalid values {dropdownAttribute.ValuesCollectionName} {dropdownAttribute.GetType().Name}";
DrawErrorMessage(position, message);
}
EditorGUI.EndProperty();
}
private void DrawProperty(ValueWrapper wrapper, DropdownAttribute attribute)
{
var target = wrapper.Target;
//FieldInfo fieldInfo = ReflectionUtility.GetField(target, attribute.name);
FieldInfo valuesFieldInfo = ReflectionUtility.GetField(target, attribute.ValuesFieldName);
if (valuesFieldInfo == null)
{
FieldNull(wrapper, attribute);
return;
}
if (valuesFieldInfo.GetValue(target) is IList && wrapper.Type == GetElementType(valuesFieldInfo))
{
// Selected value
object selectedValue = wrapper.GetValue();
// Values and display options
IList valuesList = (IList)valuesFieldInfo.GetValue(target);
var values = new object[valuesList.Count];
var 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
var selectedValueIndex = Array.IndexOf(values, selectedValue);
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
this.DrawDropdown(wrapper, selectedValueIndex, values, displayOptions);
}
if (valuesFieldInfo.GetValue(target) is IDropdownList)
{
// Current value
object selectedValue = wrapper.GetValue();
// Current value index, values and display options
IDropdownList dropdown = (IDropdownList)valuesFieldInfo.GetValue(target);
IEnumerator <KeyValuePair <string, object> > dropdownEnumerator = dropdown.GetEnumerator();
int index = -1;
var 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);
}
dropdownEnumerator.Dispose();
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
this.DrawDropdown(wrapper, selectedValueIndex, values.ToArray(), displayOptions.ToArray());
}
NotArray(wrapper);
}
protected override void OnGUI_Internal(Rect rect, SerializedProperty property, GUIContent label)
{
EditorGUI.BeginProperty(rect, label, property);
DropdownIndexAttribute dropdownAttribute = (DropdownIndexAttribute)attribute;
object valuesObject = GetValues(property, dropdownAttribute.ValuesName);
if (property.propertyType == SerializedPropertyType.Integer)
{
if (valuesObject is IList)
{
// Selected value index
int selectedValueIndex = property.intValue;
// Values and display options
IList valuesList = (IList)valuesObject;
string[] displayOptions = new string[valuesList.Count];
for (int i = 0; i < valuesList.Count; i++)
{
object value = valuesList[i];
displayOptions[i] = value == null ? "<null>" : value.ToString();
}
property.intValue = EditorGUI.Popup(rect, label.text, selectedValueIndex, displayOptions);
}
else if (valuesObject is IDropdownList)
{
// Selected value index
int selectedValueIndex = property.intValue;
// display options
List <string> displayOptions = new List <string>();
IDropdownList dropdown = (IDropdownList)valuesObject;
using (IEnumerator <KeyValuePair <string, object> > dropdownEnumerator = dropdown.GetEnumerator())
{
while (dropdownEnumerator.MoveNext())
{
KeyValuePair <string, object> current = dropdownEnumerator.Current;
if (current.Key == null)
{
displayOptions.Add("<null>");
}
else if (string.IsNullOrWhiteSpace(current.Key))
{
displayOptions.Add("<empty>");
}
else
{
displayOptions.Add(current.Key);
}
}
}
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
property.intValue = EditorGUI.Popup(rect, label.text, selectedValueIndex, displayOptions.ToArray());
}
}
else
{
string message = $"{nameof(DropdownIndexAttribute)} supports only int fields";
DrawDefaultPropertyAndHelpBox(rect, property, message, MessageType.Warning);
}
EditorGUI.EndProperty();
}
