Rewrote the settings system. It may still need some work.

libsettings/src/basicsettingsobject.cpp

@@ -0,0 +1,43 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "include/basicsettingsobject.h"
+#include "include/setting.h"
+
+BasicSettingsObject::BasicSettingsObject(QObject *parent) :
+	SettingsObject(parent)
+{
+	
+}
+
+void BasicSettingsObject::changeSetting(const Setting &setting, QVariant value)
+{
+	if (contains(setting.id()))
+	{
+		config.setValue(setting.configKey(), value);
+	}
+}
+
+QVariant BasicSettingsObject::retrieveValue(const Setting &setting)
+{
+	if (contains(setting.id()))
+	{
+		return config.value(setting.configKey());
+	}
+	else
+	{
+		return QVariant();
+	}
+}