fix qapp storage bug

This commit is contained in:
Luke Campagnola 2018-02-23 17:40:36 -08:00
parent 927fe44ab9
commit 3240f7a435

View File

@ -274,8 +274,9 @@ if m is not None and list(map(int, m.groups())) < versionReq:
raise Exception('pyqtgraph requires Qt version >= %d.%d (your version is %s)' % (versionReq[0], versionReq[1], QtVersion))
QAPP = None
def mkQApp():
app = QtGui.QApplication.instance()
if app is None:
app = QtGui.QApplication([])
return app
global QAPP
if QtGui.QApplication.instance() is None:
QAPP = QtGui.QApplication([])
return QAPP