add boilerplate code to Progress

components/circularprogress.cpp

@@ -0,0 +1 @@
+#include "circularprogress.h"

components/progress.cpp

@@ -1,8 +1,24 @@
 #include "progress.h"
+#include "progress_p.h"
+
+ProgressPrivate::ProgressPrivate(Progress *q)
+    : q_ptr(q)
+{
+}
+
+ProgressPrivate::~ProgressPrivate()
+{
+}
+
+void ProgressPrivate::init()
+{
+}
 
 Progress::Progress(QWidget *parent)
-    : QWidget(parent)
+    : QWidget(parent),
+      d_ptr(new ProgressPrivate(this))
 {
+    d_func()->init();
 }
 
 Progress::~Progress()

components/progress.h

@@ -3,6 +3,8 @@
 
 #include <QWidget>
 
+class ProgressPrivate;
+
 class Progress : public QWidget
 {
     Q_OBJECT
@@ -11,9 +13,12 @@ public:
     explicit Progress(QWidget *parent = 0);
     ~Progress();
 
+protected:
+    const QScopedPointer<ProgressPrivate> d_ptr;
+
 private:
     Q_DISABLE_COPY(Progress)
-    //Q_DECLARE_PRIVATE(Progress)
+    Q_DECLARE_PRIVATE(Progress)
 };
 
 #endif // PROGRESS_H

components/progress_p.h

@@ -1,4 +1,22 @@
 #ifndef PROGRESS_P_H
 #define PROGRESS_P_H
 
+#include <QObject>
+
+class Progress;
+
+class ProgressPrivate
+{
+    Q_DISABLE_COPY(ProgressPrivate)
+    Q_DECLARE_PUBLIC(Progress)
+
+public:
+    ProgressPrivate(Progress *q);
+    ~ProgressPrivate();
+
+    void init();
+
+    Progress *const q_ptr;
+};
+
 #endif // PROGRESS_P_H

qt-material-widgets.pro

@@ -65,7 +65,8 @@ SOURCES += main.cpp\
     components/snackbar.cpp \
     components/textfield_internal.cpp \
     components/drawer.cpp \
-    components/snackbar_internal.cpp
+    components/snackbar_internal.cpp \
+    components/circularprogress.cpp
 
 HEADERS  += mainwindow.h \
     components/appbar.h \
@@ -139,7 +140,10 @@ HEADERS  += mainwindow.h \
     components/badge_p.h \
     components/drawer.h \
     components/avatar_p.h \
-    components/snackbar_internal.h
+    components/snackbar_internal.h \
+    components/progress_p.h \
+    components/circularprogress.h \
+    components/circularprogress_p.h
 
 RESOURCES += \
     resources.qrc