1 files changed, 43 insertions, 0 deletions
diff --git a/logic/EnabledItemFilter.cpp b/logic/EnabledItemFilter.cpp
new file mode 100644
index 00000000..c252a0ad
--- /dev/null
+++ b/logic/EnabledItemFilter.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 "EnabledItemFilter.h"
+
+EnabledItemFilter::EnabledItemFilter(QObject *parent) : QSortFilterProxyModel(parent)
+{
+}
+
+void EnabledItemFilter::setActive(bool active)
+{
+	m_active = active;
+	invalidateFilter();
+}
+
+bool EnabledItemFilter::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
+{
+	if (!m_active)
+		return true;
+	QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
+	if (sourceModel()->flags(index) & Qt::ItemIsEnabled)
+	{
+		return true;
+	}
+	return false;
+}
+
+bool EnabledItemFilter::lessThan(const QModelIndex &left, const QModelIndex &right) const
+{
+	return QSortFilterProxyModel::lessThan(left, right);
+}