drag lock

drag lock

The ability to lock onto a screen object so that it can be dragged with the mouse without continuously holding down the mouse (or trackball) button.
References in periodicals archive ?
Color-coded buttons allow for left/right clicks as well as drag lock, enabling users to "lock on" to a screen object so it can be dragged without continuously pressing a button.
Its built-in trackball unit features two extra buttons with corresponding LEDs for changing pointing speed and engaging drag lock.
In addition, users benefit from a variety of possible functions assignable to the second and third buttons, such as double click or drag lock.
The built- in trackball unit improves on the design of a standard mouse by adding dedicated buttons for drag lock and close box functions.