Refactor highlight blacklist to use the model system

Fix #560

src/controllers/highlights/HighlightBlacklistModel.cpp

@@ -0,0 +1,33 @@
+#include "controllers/highlights/HighlightBlacklistModel.hpp"
+
+#include "Application.hpp"
+#include "singletons/Settings.hpp"
+#include "util/StandardItemHelper.hpp"
+
+namespace chatterino {
+
+// commandmodel
+HighlightBlacklistModel::HighlightBlacklistModel(QObject *parent)
+    : SignalVectorModel<HighlightBlacklistUser>(2, parent)
+{
+}
+
+// turn a vector item into a model row
+HighlightBlacklistUser HighlightBlacklistModel::getItemFromRow(
+    std::vector<QStandardItem *> &row, const HighlightBlacklistUser &original)
+{
+    // key, regex
+
+    return HighlightBlacklistUser{row[0]->data(Qt::DisplayRole).toString(),
+                                  row[1]->data(Qt::CheckStateRole).toBool()};
+}
+
+// turns a row in the model into a vector item
+void HighlightBlacklistModel::getRowFromItem(const HighlightBlacklistUser &item,
+                                             std::vector<QStandardItem *> &row)
+{
+    setStringItem(row[0], item.getPattern());
+    setBoolItem(row[1], item.isRegex());
+}
+
+}  // namespace chatterino