HostApplet.java - standard hostapplet class

Host.java – CartsCanvas and main Host classes

Cart.java –contains Cart class code and MassBox, wthich is used by Cart.class

SFormat.java – contains small class for formatting float values and angles

OutputBox.java – canvas with the carts' parameters of the applet.

evtArrowDND1 and evtArrowDND2 - DND event of Carts' velocity arrow

evtEnableVectors - published when we need to show/hide carts' velocity arrows

evtVel1, evtVel2, evtMass1, evtMass2 - spinbox events

evtUpdateBox - forces OutputBox to update

evtInelasticCollision - event to tell OutputBox to update delta E

evtCollisionTypeChanged - checkbox group event

• final static String evtSHfrm1..evtSHfrm8, evtCSHfrm9 = "HideFrm..." - shows or hides the corresponding formulas or (evtCSHfrm9) makes it possible to appear after the collision.

• final static String evtSHCanvas = "HideCanvas" - shows or hides the entire canvas

run(), stop(), reset() - standard RSR methods.

Elastic() & Inelastic() - methods to change the type of collision

V1, V2 - double properties, set up the velocity values

M1, M2 - double properties, set up the mass values

SHfrm1..9 - boolean property, displays or hides some formulas

SHCanvas - boolean property, displays or hides canvas