fixed bug #749296

Fixes: https://launchpad.net/bugs/749296

openlp/core/ui/slidecontroller.py

@@ -567,19 +567,36 @@ class SlideController(QtGui.QWidget):
         """
         log.debug(u'processManagerItem live = %s' % self.isLive)
         self.onStopLoop()
-        # If old item was a command tell it to stop
         if self.serviceItem:
+            # If old item was a command tell it to stop.
             if self.serviceItem.is_command():
                 Receiver.send_message(u'%s_stop' %
                     self.serviceItem.name.lower(), [serviceItem, self.isLive])
+            # If the old item had its own display, we have to restore the menu.
+            if self.isLive and self.serviceItem.is_capable(
+                ItemCapabilities.ProvidesOwnDisplay):
+                self.toolbar.actions[u'Hide Menu'].setVisible(True)
+                action = self.hideMenu.defaultAction()
+                # Re check the current blank mode, so that the current item will
+                # not ignore it.
+                if self.blankScreen == action:
+                    self.onBlankDisplay(action.isChecked())
+                elif self.themeScreen == action:
+                    self.onThemeDisplay(action.isChecked())
+                elif self.desktopScreen == action:
+                    self.onHideDisplay(action.isChecked())
             if self.serviceItem.is_media():
                 self.onMediaClose()
+        blanked = False
         if self.isLive:
             if serviceItem.is_capable(ItemCapabilities.ProvidesOwnDisplay):
-                self._forceUnblank()
+                # Hide the menu and the screen. Note, that we do not want to use
-            blanked = self.blankScreen.isChecked()
+                # onHideDisplay, as we want to be able to restore the current
+                # hide mode.
+                self.toolbar.actions[u'Hide Menu'].setVisible(False)
+                Receiver.send_message(u'maindisplay_hide', HideMode.Screen)
             else:
-            blanked = False
+                blanked = self.blankScreen.isChecked()
         Receiver.send_message(u'%s_start' % serviceItem.name.lower(),
             [serviceItem, self.isLive, blanked, slideno])
         self.slideList = {}
@@ -1094,21 +1111,3 @@ class SlideController(QtGui.QWidget):
             self.video.hide()
         self.slidePreview.clear()
         self.slidePreview.show()
-
-    def _forceUnblank(self):
-        """
-        Used by command items which provide their own displays to reset the
-        screen hide attributes
-        """
-        blank = None
-        if self.blankScreen.isChecked:
-            blank = self.blankScreen
-        if self.themeScreen.isChecked:
-            blank = self.themeScreen
-        if self.desktopScreen.isChecked:
-            blank = self.desktopScreen
-        if blank:
-            blank.setChecked(False)
-            self.hideMenu.setDefaultAction(blank)
-            QtCore.QSettings().remove(
-                self.parent.generalSettingsSection + u'/screen blank')

openlp/plugins/presentations/lib/messagelistener.py

@@ -333,7 +333,6 @@ class MessageListener(object):
         """
         is_live = message[1]
         if is_live:
-            Receiver.send_message(u'maindisplay_show')
             self.live_handler.shutdown()
         else:
             self.preview_handler.shutdown()