OWNomogram: PyQt4 compat way to query screeen avail geometry

Author: kernc

Orange/widgets/visualize/ownomogram.py

@@ -9,6 +9,7 @@
     QGraphicsTextItem, QGraphicsLineItem, QGraphicsWidget, QGraphicsRectItem,
     QGraphicsEllipseItem, QGraphicsLinearLayout, QGridLayout, QLabel, QFrame,
     QSizePolicy, QApplication,
+    QDesktopWidget,
 )
 from AnyQt.QtGui import QColor, QPainter, QFont, QPen, QBrush
 from AnyQt.QtCore import Qt, QRectF, QSize
@@ -50,7 +51,7 @@ def show(self, pos, text, change_y=True):
         self.adjustSize()
 
         x, y = pos.x(), (pos.y() + 15 if change_y else self.y())
-        avail = QApplication.focusWindow().screen().availableGeometry()
+        avail = QDesktopWidget.availableGeometry(self)
         if x + self.width() > avail.right():
             x -= self.width()
         if y + self.height() > avail.bottom():