Keyboard Shortcuts and CAD Commands

CAD Command Line

The command line panel at the bottom of the application window accepts typed commands. Commands are case-insensitive.

Editing Commands

SELECT

Enters selection mode. Click entities to select them.

UNDO (U)

Undo the last action.

REDO

Redo the last undone action.

Mouse Interaction

Left click

Select an entity. In selection mode, clicking an entity selects it and deselects all others.

Shift + left click

Add the clicked entity to the current selection, or remove it if already selected.

Right click

Open the context menu for the current selection or canvas area.

Scroll wheel

Zoom in (scroll up) or zoom out (scroll down), centered on the cursor position.

Middle button drag

Pan the viewport by clicking and dragging with the middle mouse button.

Ribbon Keyboard Access

Press the Alt key to activate ribbon keytips. Letter overlays appear on each ribbon tab and button. Type the displayed letters to activate the corresponding tab or command.

Standard Keyboard Shortcuts

Shortcut

Action

Ctrl+N

New project

Ctrl+O

Open project

Ctrl+S

Save project

Ctrl+Z

Undo

Ctrl+Y

Redo

F1

Open the user manual PDF (from <exe-dir>/TunnelCAD_Manual.pdf)

Escape

Cancel current command / deselect all