diff --git a/include/TimelineView.h b/include/TimelineView.h
new file mode 100644
index 00000000..e1254ff0
--- /dev/null
+++ b/include/TimelineView.h
@@ -0,0 +1,81 @@
+/*
+ * nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HISTORY_VIEW_H
+#define HISTORY_VIEW_H
+
+#include <QHBoxLayout>
+#include <QList>
+#include <QScrollArea>
+#include <QVBoxLayout>
+#include <QWidget>
+
+#include "Sync.h"
+#include "TimelineItem.h"
+
+// Contains info about a message shown in the history view
+// but not yet confirmed by the homeserver through sync.
+struct PendingMessage {
+ int txn_id;
+ QString body;
+ QString event_id;
+ TimelineItem *widget;
+
+ PendingMessage(int txn_id, QString body, QString event_id, TimelineItem *widget)
+ : txn_id(txn_id)
+ , body(body)
+ , event_id(event_id)
+ , widget(widget)
+ {
+ }
+};
+
+class TimelineView : public QWidget
+{
+ Q_OBJECT
+
+public:
+ explicit TimelineView(QWidget *parent = 0);
+ explicit TimelineView(const QList<Event> &events, QWidget *parent = 0);
+ ~TimelineView();
+
+ void addHistoryItem(const Event &event, const QString &color, bool with_sender);
+ int addEvents(const QList<Event> &events);
+ void addUserTextMessage(const QString &msg, int txn_id);
+ void updatePendingMessage(int txn_id, QString event_id);
+ void clear();
+
+public slots:
+ void sliderRangeChanged(int min, int max);
+
+private:
+ void init();
+ void removePendingMessage(const Event &event);
+ bool isPendingMessage(const Event &event, const QString &userid);
+
+ QVBoxLayout *top_layout_;
+ QVBoxLayout *scroll_layout_;
+
+ QScrollArea *scroll_area_;
+ QWidget *scroll_widget_;
+
+ QString last_sender_;
+
+ QList<PendingMessage> pending_msgs_;
+};
+
+#endif // HISTORY_VIEW_H
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