value "vsync" uchar: 0;
value "thumbscroll_enable" uchar: 0;
value "thumbscroll_threshold" int: 4;
+ value "thumbscroll_hold_threshold" int: 4;
value "thumbscroll_momentum_threshold" double: 100.0;
value "thumbscroll_friction" double: 1.0;
value "thumbscroll_bounce_friction" double: 0.5;