2014-04-01 16:21 GMT+02:00 Roelof Wobben <[email protected]>:
> Camille Teruel schreef op 1-4-2014 15:08: > > On 1 avr. 2014, at 14:52, Roelof Wobben <[email protected]> wrote: >> >> Hello, >>> >> Hello, >> >> Im on this page now: http://squeak.preeminent.org/tut2007/html/017.html >>> >>> I do not understand one thing. >>> >>> Where do I put the initialize "script" >>> >> #initialize is not a script, it's a method. When an object is >> instantiated (for ex with: MyObject new) #initialize is automatically sent >> to it. >> This is the place to put your newly created object in a correct initial >> state. >> In your class, you just define a protocol named for example >> "initialization" where you put all the initialization-related methods. >> Note that protocols have no meaning, i.e. they don't change how your >> objects behave, they're just here to help you classify >> the methods of a class by concerns. >> So the tutorial tell you to create two methods: #initialize that is >> automatically called after an object has been instantiated and >> #initializeActiveSegments where you >> put some other initialization logic, that's all. >> >> When I put it on the initializeActiveSegments then initialize get not >>> found. >>> >> Sorry, I don't understand. >> >> Or must I make a seperate protocol named ActiveSegments for it. >>> >> No use the same protocol "initialization" or "initialize-release" or >> whatever. >> >> > Oke, > > I changed it so I have this : > > Laser-Game-Model > with as classes: > - BlankCell > - Grid > - MirrorCell > -TargetCell > > > BlankCell has the following protocols: > - initializing-release > - testing > > Initializing - release contains the following methods: > - initialize > - initializeActiveSegments > > testing contains the following methods: > isOn > isOff > > but when I run the test-runner I see this : MessageNotUnderstood : > BlankCell >> activeSegments. > > Roelof > > > > > Then you missed the last step on http://squeak.preeminent.org/tut2007/html/016.html Select "create instance var accessors" from the second popup menu.
