Add MataAvistas project (BudgetPro) as regular files

MataAvistas/BudgetPro/gui/SARibbon/example/WidgetWithRibbon/InnerWidget.h

@@ -0,0 +1,25 @@
+#ifndef INNERWIDGET_H
+#define INNERWIDGET_H
+
+#include <QWidget>
+
+namespace Ui
+{
+class InnerWidget;
+}
+
+class InnerWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit InnerWidget(QWidget* parent = nullptr);
+    ~InnerWidget();
+public Q_SLOTS:
+    void appendText(const QString& t);
+
+private:
+    Ui::InnerWidget* ui;
+};
+
+#endif  // INNERWIDGET_H