void DrawField(Field field, bool withOverride)
{
int indentLevel = attributes[field.field].indentLevel;
if (indentLevel == 0)
{
--EditorGUI.indentLevel; //alignment provided by the space for override checkbox
}
else
{
for (int i = indentLevel - 1; i > 0; --i)
{
++EditorGUI.indentLevel;
}
}
bool enabled = field.IsOverrideableWithDependencies(serializedFrameSettings, defaultFrameSettings);
withOverride &= enabled & GUI.enabled;
bool shouldBeDisabled = withOverride || !enabled || !GUI.enabled;
using (new EditorGUILayout.HorizontalScope())
{
var overrideRect = GUILayoutUtility.GetRect(15f, 17f, GUILayout.ExpandWidth(false)); //15 = kIndentPerLevel
if (withOverride)
{
bool originalValue = serializedFrameSettings.GetOverrides(field.field);
overrideRect.yMin += 4f;
EditorGUI.showMixedValue = serializedFrameSettings.HaveMultipleOverride(field.field);
bool modifiedValue = GUI.Toggle(overrideRect, originalValue, overrideTooltip, CoreEditorStyles.smallTickbox);
EditorGUI.showMixedValue = false;
if (originalValue ^ modifiedValue)
{
serializedFrameSettings.SetOverrides(field.field, modifiedValue);
}
shouldBeDisabled = !modifiedValue;
}
using (new EditorGUI.DisabledScope(shouldBeDisabled))
{
EditorGUI.showMixedValue = serializedFrameSettings.HaveMultipleValue(field.field);
using (new EditorGUILayout.VerticalScope())
{
//the following block will display a default value if provided instead of actual value (case if(true))
if (shouldBeDisabled)
{
if (field.overridedDefaultValue == null)
{
switch (attributes[field.field].type)
{
case FrameSettingsFieldAttribute.DisplayType.BoolAsCheckbox:
DrawFieldShape(field.label, defaultFrameSettings.IsEnabled(field.field));
break;
case FrameSettingsFieldAttribute.DisplayType.BoolAsEnumPopup:
//shame but it is not possible to use Convert.ChangeType to convert int into enum in current C#
//rely on string parsing for the moment
var oldEnumValue = Enum.Parse(attributes[field.field].targetType, defaultFrameSettings.IsEnabled(field.field) ? "1" : "0");
DrawFieldShape(field.label, oldEnumValue);
break;
case FrameSettingsFieldAttribute.DisplayType.Others:
var oldValue = field.customGetter();
DrawFieldShape(field.label, oldValue);
break;
default:
throw new ArgumentException("Unknown FrameSettingsFieldAttribute");
}
}
else
{
DrawFieldShape(field.label, field.overridedDefaultValue);
}
}
else
{
switch (attributes[field.field].type)
{
case FrameSettingsFieldAttribute.DisplayType.BoolAsCheckbox:
bool oldBool = serializedFrameSettings.IsEnabled(field.field) ?? false;
bool newBool = (bool)DrawFieldShape(field.label, oldBool);
if (oldBool ^ newBool)
{
Undo.RecordObject(serializedFrameSettings.serializedObject.targetObject, "Changed FrameSettings " + field.field);
serializedFrameSettings.SetEnabled(field.field, newBool);
}
break;
case FrameSettingsFieldAttribute.DisplayType.BoolAsEnumPopup:
//shame but it is not possible to use Convert.ChangeType to convert int into enum in current C#
//Also, Enum.Equals and Enum operator!= always send true here. As it seams to compare object reference instead of value.
var oldBoolValue = serializedFrameSettings.IsEnabled(field.field);
int oldEnumIntValue = -1;
int newEnumIntValue;
object newEnumValue;
if (oldBoolValue.HasValue)
{
var oldEnumValue = Enum.GetValues(attributes[field.field].targetType).GetValue(oldBoolValue.Value ? 1 : 0);
newEnumValue = Convert.ChangeType(DrawFieldShape(field.label, oldEnumValue), attributes[field.field].targetType);
oldEnumIntValue = ((IConvertible)oldEnumValue).ToInt32(System.Globalization.CultureInfo.CurrentCulture);
newEnumIntValue = ((IConvertible)newEnumValue).ToInt32(System.Globalization.CultureInfo.CurrentCulture);
}
else //in multi edition, do not assume any previous value
{
newEnumIntValue = EditorGUILayout.Popup(field.label, -1, Enum.GetNames(attributes[field.field].targetType));
newEnumValue = newEnumIntValue < 0 ? null : Enum.GetValues(attributes[field.field].targetType).GetValue(newEnumIntValue);
}
if (oldEnumIntValue != newEnumIntValue)
{
Undo.RecordObject(serializedFrameSettings.serializedObject.targetObject, "Changed FrameSettings " + field.field);
serializedFrameSettings.SetEnabled(field.field, Convert.ToInt32(newEnumValue) == 1);
}
break;
case FrameSettingsFieldAttribute.DisplayType.Others:
var oldValue = field.customGetter();
var newValue = DrawFieldShape(field.label, oldValue);
if (oldValue != newValue)
{
Undo.RecordObject(serializedFrameSettings.serializedObject.targetObject, "Changed FrameSettings " + field.field);
field.customSetter(newValue);
}
break;
default:
throw new ArgumentException("Unknown FrameSettingsFieldAttribute");
}
}
}
EditorGUI.showMixedValue = false;
}
}
if (indentLevel == 0)
{
++EditorGUI.indentLevel;
}
else
{
for (int i = indentLevel - 1; i > 0; --i)
{
--EditorGUI.indentLevel;
}
}
}
