/// <summary>
/// Clears the current settings, by removing registered <see cref="SettingsKey"/> and <see cref="SettingsProfile"/> instances. This method should be used only for tests.
/// </summary>
public void ClearSettings()
{
lock (SettingsLock)
{
CurrentProfile = RootProfile;
CurrentProfile.ValidateSettingsChanges();
profileList.Clear();
RootProfile.Settings.Clear();
settingsKeys.Clear();
}
}
private void ChangeCurrentProfile([NotNull] SettingsProfile oldProfile, [NotNull] SettingsProfile newProfile)
{
if (oldProfile == null)
{
throw new ArgumentNullException(nameof(oldProfile));
}
if (newProfile == null)
{
throw new ArgumentNullException(nameof(newProfile));
}
currentProfile = newProfile;
lock (SettingsLock)
{
foreach (var key in settingsKeys)
{
object oldValue;
oldProfile.GetValue(key.Key, out oldValue, true, false);
object newValue;
newProfile.GetValue(key.Key, out newValue, true, false);
var oldList = oldValue as IList;
var newList = newValue as IList;
var oldDictionary = oldValue as IDictionary;
var newDictionary = newValue as IDictionary;
bool isDifferent;
if (oldList != null && newList != null)
{
isDifferent = oldList.Count != newList.Count;
for (int i = 0; i < oldList.Count && !isDifferent; ++i)
{
if (!Equals(oldList[i], newList[i]))
{
isDifferent = true;
}
}
}
else if (oldDictionary != null && newDictionary != null)
{
isDifferent = oldDictionary.Count != newDictionary.Count;
foreach (var k in oldDictionary.Keys)
{
if (!newDictionary.Contains(k) || !Equals(oldDictionary[k], newDictionary[k]))
{
isDifferent = true;
}
}
}
else
{
isDifferent = !Equals(oldValue, newValue);
}
if (isDifferent)
{
newProfile.NotifyEntryChanged(key.Key);
}
}
}
// Changes have been notified, empty the list of modified settings.
newProfile.ValidateSettingsChanges();
}