added namespaces

widgets/mainwindow.h

@@ -0,0 +1,26 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include "widgets/notebook.h"
+
+#include <QMainWindow>
+
+namespace chatterino {
+namespace widgets {
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+    Notebook notebook;
+
+    void layoutVisibleChatWidgets(Channel *channel = NULL);
+    void repaintVisibleChatWidgets(Channel *channel = NULL);
+};
+}
+}
+
+#endif  // MAINWINDOW_H