Fix qt context initialization
Fix qt context initialization

cginternals/gloperate,j-o/gloperate,hpicgs/gloperate,cginternals/gloperate,j-o/gloperate,hpicgs/gloperate,cginternals/gloperate,j-o/gloperate,j-o/gloperate,hpicgs/gloperate,hpicgs/gloperate,hpicgs/gloperate,cginternals/gloperate