private void DrawFieldElement(UTField field, SerializedProperty prop)
{
var propPath = prop.propertyPath;
var arrIndex = Convert.ToInt32(field.isArray
? propPath.Substring(propPath.LastIndexOf("[") + 1, propPath.LastIndexOf("]") - propPath.LastIndexOf("[") - 1)
: null);
var customLabel = field.attributes.Find(i => i is ShowLabelAttribute) as ShowLabelAttribute;
var uiAttrs = field.uiAttrs;
var uiOverride = uiAttrs.Where(i => i.GetType().GetMethod("OnGUI")?.DeclaringType == i.GetType()).ToArray();
EditorGUI.BeginChangeCheck();
switch (prop.type)
{
case "bool":
if (uiOverride.Any())
{
uiOverride.First().OnGUI(prop);
break;
}
if (customLabel == null)
{
EditorGUILayout.PropertyField(prop, new GUIContent(), GUILayout.MaxWidth(30));
}
else
{
EditorGUILayout.PropertyField(prop, new GUIContent(customLabel.label ?? prop.displayName));
}
break;
default:
// for list views we handle the UI separately due to how popup targeting works
if (uiOverride.Any() && !field.isInListView)
{
uiOverride.First().OnGUI(prop);
break;
}
var popupAttr = field.attributes.Find(i => i is PopupAttribute) as PopupAttribute;
if (popupAttr != null)
{
var sourceProp = UTUtils.GetPropThroughAttribute(serializedObject, popupAttr.methodName);
// I do not like this handling
// need a way to determine if target is a part of the list view or not without breaking the bank
var source = sourceProp == null ? null : !field.isInListView
? sourceProp
: sourceProp.isArray && sourceProp.arraySize > arrIndex
? sourceProp.GetArrayElementAtIndex(arrIndex)
: null;
var options = UTUtils.GetPopupOptions(prop, source, popupAttr, out var selectedIndex);
selectedIndex = EditorGUILayout.Popup(selectedIndex, options);
// we force reserialize for cases of default values
if (prop.type == "int")
{
if (prop.intValue != selectedIndex)
{
shouldReserialize = true;
}
prop.intValue = selectedIndex;
}
else
{
if (prop.stringValue != options[selectedIndex])
{
shouldReserialize = true;
}
prop.stringValue = options[selectedIndex];
}
break;
}
// if there are no popup attributes - still allow gui override
if (uiOverride.Any(i => !(i is PopupAttribute)))
{
uiOverride.First(i => !(i is PopupAttribute)).OnGUI(prop);
break;
}
if (customLabel == null)
{
EditorGUILayout.PropertyField(prop, new GUIContent());
}
else
{
EditorGUILayout.PropertyField(prop, new GUIContent(customLabel.label ?? prop.displayName));
}
break;
}
if (EditorGUI.EndChangeCheck() && field.onValueChaged != null)
{
if (!field.isInListView)
{
field.onValueChaged.Invoke(t, new object[] { prop });
return;
}
HandleFieldChangeArray(field, prop, arrIndex);
}
}
