Work-around issue of non display of main window when using transparent QtCurve theme.

ChangeLog

@@ -50,6 +50,8 @@
 4. Simplified Chinese translation - thanks to 薛景
 5. Fix restoring of splitter sizes when we start minimized to system tray.
 6. Fix decoding of Cantata HTTP stream URLs.
+7. Work-around issue of non display of main window when using transparent
+   QtCurve theme.
 
 0.9.1
 -----

gui/mainwindow.cpp

@@ -252,6 +252,8 @@ MainWindow::MainWindow(QWidget *parent)
     , phononStream(0)
     #endif
 {
+    QPoint p=pos();
+
     ActionCollection::setMainWidget(this);
     trayItem=new TrayItem(this);
 
@@ -837,6 +839,10 @@ MainWindow::MainWindow(QWidget *parent)
     if (Settings::self()->startHidden()) {
         setVisible(false);
         setAttribute(Qt::WA_DontShowOnScreen, false);
+    } else if (testAttribute(Qt::WA_TranslucentBackground)) {
+        // Work-around non-showing main window on start-up with transparent QtCurve windows.
+        // BUG: 146
+        move(p.isNull() ? QPoint(0, 0) : p);
     }
 }