diff --git a/components/flatbutton.cpp b/components/flatbutton.cpp
index 7f8016b..3143248 100644
--- a/components/flatbutton.cpp
+++ b/components/flatbutton.cpp
@@ -11,8 +11,8 @@
 
 FlatButtonPrivate::FlatButtonPrivate(FlatButton *q)
     : q_ptr(q),
-      ripple(new RippleOverlay),
-      delegate(0),
+      ripple(new RippleOverlay), //new RippleOverlay(q)),
+      delegate(0), //new FlatButtonDelegate(q)),
       role(Material::Default),
       rippleStyle(Material::PositionedRipple),
       cornerRadius(3),
@@ -23,6 +23,7 @@ FlatButtonPrivate::FlatButtonPrivate(FlatButton *q)
       useFixedRippleRadius(false),
       fixedRippleRadius(64)
 {
+    qDebug() << "FlatButtonPrivate";
 }
 
 FlatButtonPrivate::~FlatButtonPrivate()
@@ -282,6 +283,8 @@ FlatButton::FlatButton(FlatButtonPrivate &d, QWidget *parent)
       d_ptr(&d)
 {
     d_func()->init();
+
+    qDebug() << "FlatButton::FlatButton";
 }
 
 void FlatButton::resizeEvent(QResizeEvent *event)
diff --git a/components/raisedbutton.cpp b/components/raisedbutton.cpp
index ca877f4..c938740 100644
--- a/components/raisedbutton.cpp
+++ b/components/raisedbutton.cpp
@@ -5,10 +5,10 @@
 #include <QSignalTransition>
 #include <QPropertyAnimation>
 #include <QPainter>
+#include <QDebug>
 #include <QStylePainter>
 #include <QStyleOption>
 #include <QMouseEvent>
-#include <QDebug>
 
 RaisedButtonPrivate::RaisedButtonPrivate(RaisedButton *q)
     : FlatButtonPrivate(q),
@@ -17,6 +17,7 @@ RaisedButtonPrivate::RaisedButtonPrivate(RaisedButton *q)
       pressedState(new QState),
       effect(new QGraphicsDropShadowEffect)
 {
+    qDebug() << "RaisedButtonPrivate";
 }
 
 RaisedButtonPrivate::~RaisedButtonPrivate()
@@ -100,6 +101,8 @@ void RaisedButtonPrivate::init()
 RaisedButton::RaisedButton(QWidget *parent)
     : FlatButton(*new RaisedButtonPrivate(this), parent)
 {
+    qDebug() << "RaisedButton::RaisedButton";
+
     d_func()->init();
 
     setMinimumHeight(42);
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 2f28a75..fcfdc1a 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -1,3 +1,47 @@
+#include "mainwindow.h"
+#include <QPainter>
+#include <QVBoxLayout>
+#include "components/flatbutton.h"
+#include "components/raisedbutton.h"
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+    QVBoxLayout *layout = new QVBoxLayout;
+    QWidget *widget = new QWidget;
+
+    widget->setLayout(layout);
+    setCentralWidget(widget);
+
+//    FlatButton *button = new FlatButton;
+//    button->setText("Hello");
+//
+//    layout->addWidget(button);
+
+    RaisedButton *button;
+
+    button = new RaisedButton;
+    button->setText("Hello");
+
+    layout->addWidget(button);
+}
+
+MainWindow::~MainWindow()
+{
+}
+
+void MainWindow::paintEvent(QPaintEvent *event)
+{
+    Q_UNUSED(event)
+
+    QPainter painter(this);
+
+    painter.setPen(Qt::red);
+
+    painter.drawRect(rect());
+}
+
+/*
 #include <QApplication>
 #include <QMenu>
 #include <QMenuBar>
@@ -255,3 +299,4 @@ void MainWindow::_initMenu() const
     connect(components, SIGNAL(triggered(QAction *)), this, SLOT(showWidget(QAction *)));
     connect(exitAction, SIGNAL(triggered(bool)), qApp, SLOT(quit()));
 }
+*/
diff --git a/mainwindow.h b/mainwindow.h
index 0b07a76..20d6fc3 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -3,6 +3,19 @@
 
 #include <QMainWindow>
 
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+
+protected:
+    void paintEvent(QPaintEvent *event);
+};
+
+/*
 class About;
 class FlatButtonExamples;
 class RaisedButtonExamples;
@@ -59,4 +72,6 @@ private:
     Snackbar *snackbar;
 };
 
+*/
+
 #endif // MAINWINDOW_H