Target picker is a visual location indicator that is shown when you select where to move a code block, or where to declare a local variable, etc. For example, target picker is, by default, enabled for the Declare Property code provider, so you can choose where to place the property.
When the target picker is enabled, you can perform the following actions:
Moves the target picker up or down.
Move 10 Members Up/Down
Moves the target picker 10 members up or down.
Move to Top/Bottom
Move the target picker over the top member or below the bottom member.
Accepts the current target.
Cancels the current code provider.