Re: Smalltalk HelloWorld Won't Run

> Hi James,
>
> If you define a class as your main entry point with a name other than SmalltalkTool (which is a silly name - I should change it to something more sensible, like Application), then you need to add -C to the edlc command line to specify the class, like this:
>
> $ edlc -l EtoileUI -f HelloWorld.st -C HelloWorld
>
> This is documented in the edlc man page, but I'm not sure if that gets correctly installed...
>
> The EtoileUI documentation appears to be buggy - hopefully Quentin will fix it.
>
> David
>
> On 30 Apr 2012, at 22:46, James Mahoney wrote:
>
>> Here's the code. As far as I know, I didn't define a class called
>> SmalltalkTool. I just typed in the example given at the bottom of the
>> "EtoileUI Quick Start Guide." http://etoileos.com/dev/guides/etoileui/
>>
>> NSObject subclass: HelloWorld [
>> run [
>>   ETApplication sharedApplication setDelegate: self.
>>   ETApplication sharedApplication run.
>> ]
>>
>> applicationDidFinishLaunching: notif [ | itemFactory helloItem |
>>   itemFactory := ETLayoutItemFactory factory.
>>   helloItem := itemFactory itemWithValue: 'Hello World!'.
>>   itemFactory windowGroup addItem: helloItem.
>> ]
>> ]
>>
>> I'm a beginner with this, in case you hadn't noticed, so I don't want to
>> bog down the mailing list with beginner programming questions. I was
>> simply puzzled why the above example didn't work. Ergo, what documentation
>> should I look at for defining the SmalltalkTool class and implementing the
>> run method therein?
>>
>> Thanks for your patience.
>>
>> James
>>
>>
>> On Mon, April 30, 2012 10:06 am, David Chisnall wrote:
>>> Can you show me the contents of your HelloWorld.st?  This should work if
>> you have defined a class called SmalltalkTool that implements a run
>> method.  If you have not, then the error message is as expected... David
>>> On 26 Apr 2012, at 02:29, James Mahoney wrote:
>>>> Hi all,
>>>> Following David's instructions on the web site, I successfully got
>> GNUstep and Etoile compiled on a FreeBSD amd64 VM, using the clang-3.0
>> found in the packages-9-stable ftp directory to compile Etoile. I typed
>> in and tried to run the Smalltalk HelloWorld.st example found
>> at
>>>> the bottom of http://etoileos.com/dev/guides/etoileui/ , but I got this
>> error:
>>>> $ edlc -l EtoileUI -f HelloWorld.st
>>>> SmalltalkTool instances must respond to run message
>>>> $
>>>> Am I doing something wrong? Did something change since the tutorial was
>> written making it necessary to add something else to the example?
>> Etoile is r7670 checked out on April 20. GNUstep is r35090 checked out
>> on April 19.
>>>> Thanks,
>>>> James
>>>> jmahoney@...
>>>> SDF Public Access UNIX System - http://sdf.org
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>>
>>
>>
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>
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