Add MataAvistas project (BudgetPro) as regular files

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

@@ -0,0 +1,17 @@
+#include "InnerWidget.h"
+#include "ui_InnerWidget.h"
+
+InnerWidget::InnerWidget(QWidget* parent) : QWidget(parent), ui(new Ui::InnerWidget)
+{
+    ui->setupUi(this);
+}
+
+InnerWidget::~InnerWidget()
+{
+    delete ui;
+}
+
+void InnerWidget::appendText(const QString& t)
+{
+    ui->plainTextEdit->appendPlainText(t);
+}