Keyboard shortcuts

To make the working with the program more comfortable, the following keyboard shortcuts have been provided for a given menu operation:

Ctrl+O File -> Open
Ctrl+R File -> Refresh
F2 File -> Restart -> Save
F3 File -> Restart -> Load
F4, F4 File -> Quit
Esc, F4 File -> Leave
Del, NumpadAsterisk Edit -> Undo
Ins, Shift+NumpadAsterisk Edit -> Redo
Ctrl+Z Edit -> Undo-redo toggle
Greater, Ctrl+NumpadPlus View -> Zoom in
Less, Ctrl+NumpadMinus View -> Zoom out
F12 View -> Fit to BB
Ctrl+F12 View -> Fit to width
Shift+F12 View -> Fit to height
Left Arrow View -> Move -> Left
Right Arrow View -> Move -> Right
Up Arrow View -> Move -> Up
Down Arrow View -> Move -> Down
Ctrl+Tab View -> Rotate -> 90 anticlockwise
Ctrl+F11 View -> Center
F11 View -> Reset zoom & position
Shift+F11 View -> Reset transformations
Shift+F5, Ctrl+L View -> Full screen
PgDn Pages -> Next
PgUp Pages -> Previous
Home Pages -> First
End Pages -> Last
F5 Grids & Frames -> Bounding Box
F6 Grids & Frames -> Page
F9 Grids & Frames -> Printer
F7 Grids & Frames -> Unit grid
F8 Grids & Frames -> Fine grid
Ctrl+1 Options -> Set multipage -> One page
Ctrl+2 Options -> Set multipage -> 2 x 1
Shift+PgUp Options -> Set multipage -> Bundle -> Page up
Shift+PgDn Options -> Set multipage -> Bundle -> Page down
Shift+Home Options -> Set multipage -> Bundle -> Home
Shift+End Options -> Set multipage -> Bundle -> End
F1 Help -> Usage