public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
ConditionalShowAttribute condHAtt = (ConditionalShowAttribute)attribute;
bool enabled = GetConditionalHideAttributeResult(condHAtt, property);
if (enabled)
{
EditorGUI.PropertyField(position, property, label, true);
}
}
private bool IsConditionMet(SerializedProperty property)
{
ConditionalShowAttribute condSAtt = (ConditionalShowAttribute)attribute;
SerializedProperty sourcePropertyValue = property.serializedObject.FindProperty(condSAtt.ConditionalIntField);
if (sourcePropertyValue == null)
{
Debug.LogWarning("ConditionalShowAttribute 指向了一个不存在的条件字段: " + condSAtt.ConditionalIntField);
return(false);
}
return(condSAtt.ExpectedValue == sourcePropertyValue.intValue);
}
public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
{
ConditionalShowAttribute condHAtt = (ConditionalShowAttribute)attribute;
bool enabled = GetConditionalHideAttributeResult(condHAtt, property);
if (enabled)
{
return(EditorGUI.GetPropertyHeight(property, label));
}
else
{
return(-EditorGUIUtility.standardVerticalSpacing);
}
}
private bool GetConditionalHideAttributeResult(ConditionalShowAttribute condHAtt, SerializedProperty property)
{
bool[] conditionsResults = new bool[condHAtt.ObjectsToCompare.Length];
for (int i = 0; i < condHAtt.ObjectsToCompare.Length; i++)
{
string propertyPath = property.propertyPath; //returns the property path of the property we want to apply the attribute to
string conditionPath = propertyPath.Replace(property.name, condHAtt.ConditionalSources[i]); //changes the path to the conditionalsource property path
SerializedProperty sourcePropertyValue = property.serializedObject.FindProperty(conditionPath);
if (sourcePropertyValue != null)
{
switch (sourcePropertyValue.type)
{
case "bool":
conditionsResults[i] = sourcePropertyValue.boolValue.Equals(condHAtt.ObjectsToCompare[i]);
break;
case "Enum":
conditionsResults[i] = sourcePropertyValue.enumValueIndex.Equals((int)condHAtt.ObjectsToCompare[i]);
break;
case "float":
conditionsResults[i] = sourcePropertyValue.floatValue.Equals(condHAtt.ObjectsToCompare[i]);
break;
case "string":
conditionsResults[i] = sourcePropertyValue.stringValue.Equals(condHAtt.ObjectsToCompare[i]);
break;
case "int":
conditionsResults[i] = sourcePropertyValue.intValue.Equals(condHAtt.ObjectsToCompare[i]);
break;
default:
Debug.LogError("Type " + sourcePropertyValue.type + " not supported to comparison.");
break;
}
}
else
{
Debug.LogWarning("Attempting to use a ConditionalHideAttribute but no matching SourcePropertyValue found in object: " + condHAtt.ConditionalSources[i]);
}
}
// Check if all items is true
bool[] checkResults = conditionsResults.Where(item => item == true).ToArray();
return(checkResults.Length == conditionsResults.Length);
}
