Tutorial: Mouse cursor, painting fixes; clean up widget objects #3214
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This fixes the issue reported in #3212 where the mouse cursor displayed while the tutorial is open would either be the Forbidden symbol (inadvertently set for
dockTutorial
in the UI file) or some seemingly-random resizing cursor. We now explicitlysetCursor(Qt.ArrowCursor)
in the tutorialQWidget
.It also cleans up some other aspects of the tutorial code:
QWidget
objects for closed tutorial popups are now cleaned up, previously they were building up and hanging around until the application terminatedFixes #3212