# Shortcut Keys

Select: Left mouse button

Multiple select: Shift + left mouse button

Select cycle: Press TAB to cycle through objects at cursor

Pan: Middle mouse button

Orbit: Ctrl + middle mouse button

Leave selected function: ESC button

Repeat previous function: Space bar

Undo: Ctrl + z

Redo: Ctrl + y

Wall block: Ctrl + w (using latest block)

Deck block: Ctrl + d (using latest block)

Hole block: Ctrl + h (using latest block)

Reinforcement block: Ctrl + r (using latest block)

Rebar block: Ctrl + t (using latest block)

Move up level: + Move down level: -

Hide: Select item, right click and select "hide"

Unhide: Right click canvas and select "Unhide"

Snap to hidden horizontal or vertical line: Snap to point and keep Alt button down.