Generate mouse event correctly if there is tiny movement between mouse down and mouse up in qt_view_widget.
Generate mouse event correctly if there is tiny movement between mouse down and
mouse up in qt_view_widget.

pombreda/google-gadgets-for-linux,ericmckean/google-gadgets-for-linux,ericmckean/google-gadgets-for-linux,pombreda/google-gadgets-for-linux,GoogleCodeArchive/google-gadgets-for-linux,ericmckean/google-gadgets-for-linux,pombreda/google-gadgets-for-linux,ericmckean/google-gadgets-for-linux,pombreda/google-gadgets-for-linux,GoogleCodeArchive/google-gadgets-for-linux,GoogleCodeArchive/google-gadgets-for-linux,GoogleCodeArchive/google-gadgets-for-linux