internal void Merge(string key, object value, SkinDictionaryMergeFlags mergeFlags)
{
var skinValue = value as SkinDictionary;
if (skinValue == null)
{
object currentValue;
if (TryGetValueCore(key, out currentValue) && AllowOverride(mergeFlags) == false)
{
throw new InvalidOperationException("Duplicate key");
}
SetCore(key, value);
}
else
{
var themeKey = new ThemeResourceKey(key);
var current = EnsureKey(themeKey);
key = themeKey.KeyParts[themeKey.KeyParts.Count - 1];
if (current.Dictionary.TryGetValue(key, out var currentValue))
{
var currentSkinValue = currentValue as SkinDictionary;
if (currentSkinValue == null)
{
if (AllowOverride(mergeFlags) == false)
{
throw new InvalidOperationException("Duplicate key");
}
current.SetDictionaryValue(key, value);
return;
}
currentSkinValue.BasedOnFlags = skinValue.BasedOnFlags;
foreach (var basedOn in skinValue.BasedOn)
{
if (basedOn.IsDeferred && currentSkinValue.BasedOn.Any(b => string.Equals(b.DeferredKey, basedOn.DeferredKey)) == false)
{
currentSkinValue.BasedOn.Add(basedOn);
}
else if (currentSkinValue.BasedOn.Contains(basedOn) == false)
{
currentSkinValue.BasedOn.Add(basedOn);
}
}
foreach (var keyValuePair in skinValue)
{
currentSkinValue.Merge(keyValuePair, mergeFlags);
}
}
else
{
current.SetDictionaryValue(key, value);
}
}
}
internal object GetValueInternal(ThemeResourceKey key)
{
return(key.IsEmpty ? null : GetValueInternal(key.Key));
}
