Application.CommandNode("/application/ui").Command("tutorialmessage", "One of the standard controls you'll see often throughout K-3D is a \"spin button\" control designed for easy entry of numeric quantities ...");
Application.CommandNode("/application/ui").Command("tutorialmessage", "... As you can see, a spin button displays a numeric value in an editable field along with a pair of arrow buttons.");
Application.CommandNode("/application/ui").Command("tutorialmessage", "As you might have guessed, you can click on the arrow buttons to increase/decrease the value displayed in the spin button in small, discrete \"steps\", or, you can hold down the arrow buttons to \"scroll\" the value up-or-down (not demonstrated).");
Application.CommandNode("/application/ui").Command("tutorialmessage", "Entering a value in the spin button with the keyboard should also be intuitive ...");
Application.CommandNode("/application/ui").Command("tutorialmessage", "Note how the spin button contents are automatically selected as soon as you click within it, so you can immediately start typing a new value that will replace the old.");
Application.CommandNode("/application/ui").Command("tutorialmessage", "Also note that you must hit either the \"tab\" or \"enter\" key after typing-in a new value, to signal that you are done. ");
Application.CommandNode("/application/ui").Command("tutorialmessage", "There's more, however - spin buttons in K-3D display and convert real-world units-of-measure ... note how the \"Grid Size\" spin button we're working with displays \"m\" next to its value - \"m\" is the symbol for \"meters\". In this case, the Grid Size is 1 meter.");
Application.CommandNode("/application/ui").Command("tutorialmessage", "When you enter a number in a spin button without specifying any unit-of-measure, it will be interpreted using the default unit-of-measure for that type of quantity ...");
Application.CommandNode("/application/ui").Command("tutorialmessage", "Note that \"2\" was automatically interpreted as \"2 meters\", since meters are the standard unit of length in K-3D.");
Application.CommandNode("/application/ui").Command("tutorialmessage", "For your reference, the standard units-of-measurement in K-3D are angular - degrees, area - square meters, length - meters, force - newtons, mass - kilograms, pressure - pascals, time - seconds, and volume - cubic meters.");
Application.CommandNode("/application/ui").Command("tutorialmessage", "When you enter a value in a spin button, you can include the standard symbol for a wide variety (too many to list here) of physical units-of-measurement, and the value will automatically be converted to the standard. For example, if you wanted the grid size to be 1 yard:");
Application.CommandNode("/application/ui").Command("tutorialmessage", "In addition to doing automatic unit conversion, spin buttons can also perform simple calculations ...");
Application.CommandNode("/application/ui").Command("tutorialmessage", "In addition to the standard four mathematical operators, you can group with parenthesis, use standard trig and related functions, and use the symbol \"pi\" ...");
