Fix Song previews when returning from blank screen

2011-02-07 18:46:22 +00:00 · 2011-02-07 18:46:22 +00:00 · 975d9f6a1c
parent 4257bc2e4a
commit 975d9f6a1c
1 changed files with 2 additions and 1 deletions
--- a/openlp/core/ui/slidecontroller.py
+++ b/openlp/core/ui/slidecontroller.py
@ -874,7 +874,8 @@ class SlideController(QtGui.QWidget):
        using *Blank to Theme*.
        """
        log.debug(u'updatePreview %s ' % self.screens.current[u'primary'])
-        if not self.screens.current[u'primary']:
+        if not self.screens.current[u'primary'] and \
+            self.serviceItem.is_capable(ItemCapabilities.ProvidesOwnDisplay):
            # Grab now, but try again in a couple of seconds if slide change
            # is slow
            QtCore.QTimer.singleShot(0.5, self.grabMainDisplay)