Using Modifier Keys with DwellClick
DwellClick has handy features for clicking and dragging with modifier keys shift ⇧, control ⌃, option ⌥ and command ⌘, without having to hold down the key.
Modified Clicking
Tap ⇧, ⌃, ⌥ or ⌘ to set that modifier to go with the next click. The symbol will appear in grey above the pointer:
. Tap the same modifier again to lock it. The symbol will turn white:
.
To cancel the modifier, press Esc (or any key), or click any mouse button.
Modified Dragging
Tap ⇧, ⌃, ⌥ or ⌘ while dragging to apply that modifier to the drag. Tap the same modifier again while dragging to turn it off.