| Mouse Action | Keyboard Shortcut | Result |
|---|---|---|
| Click on an empty location | Select empty location with cursor keys and press the Enter key | Shows the constructor menu |
| Click on an occupied location | Select occupied location with cursor keys and press the Enter key | Shows the method menu |
| Select the Location -> Delete menu item | Press the Delete key | Removes the occupant in the currently selected location from the grid |
| Click on the Step button | Calls act on each actor | |
| Click on the Run button | Starts run mode. In run mode, the action of the Step button is carried out repeatedly | |
| Click on the Stop button | Stops run mode | |
| Adjust the Slow/Fast slider | Changes speed of run mode | |
| Select the Location -> Zoom in/Zoom out menu item | Press the Ctrl+PgUp / Ctrl+PgDn keys | Zooms grid display in or out |
| Adjust the scroll bars next to grid | Move the location with the cursor keys | Scrolls to other parts of the grid (if the grid is too large to fit inside the window) |
| Select the World -> Set grid menu item | Changes between bounded and unbounded grids. | |
| Select the World -> Quit menu item | Press the Ctrl+Q keys | Quits GridWorld |