diff -r 1b423d877938 -r 7d34342ac6e9 MiniDisplay/minidisplay.cpp
--- a/MiniDisplay/minidisplay.cpp	Tue May 27 17:52:07 2014 +0200
+++ b/MiniDisplay/minidisplay.cpp	Tue May 27 19:50:28 2014 +0200
@@ -9,11 +9,58 @@
 
     // setFlag(ItemHasContents, true);
     //
-    qDebug() << "New MiniDisplay";
+    //qDebug() << "New MiniDisplay";
 }
 
 MiniDisplay::~MiniDisplay()
 {
-    qDebug() << "Delete MiniDisplay";
+    //qDebug() << "Delete MiniDisplay";
 }
 
+
+void MiniDisplay::open()
+{
+    if (iDisplay.Open())
+    {
+        emit miniDisplayOpened();
+        emit miniDisplayStatusChanged();
+    }
+    else
+    {
+        emit miniDisplayOpenError();
+    }
+}
+
+
+void MiniDisplay::close()
+{
+    iDisplay.Close();
+    emit miniDisplayClosed();
+    emit miniDisplayStatusChanged();
+}
+
+bool MiniDisplay::isOpen()
+{
+    return iDisplay.IsOpen();
+}
+
+void MiniDisplay::clear()
+{
+    if (!iDisplay.IsOpen()) return;
+    //
+    iDisplay.Clear();
+}
+
+void MiniDisplay::fill()
+{
+    if (!iDisplay.IsOpen()) return;
+    //
+    iDisplay.SetAllPixels(0xFF);
+}
+
+void MiniDisplay::swapBuffers()
+{
+    if (!iDisplay.IsOpen()) return;
+    //
+    iDisplay.SwapBuffers();
+}