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On 6/12/2024 9:58 PM, Mark Volkmann via Cuis-dev wrote:
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cite="mid:CAFfRWnWE26g9PcqSi-LMpAcMC-NMMfkpw60kDs06CQDjwtvVFA@mail.gmail.com"
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<div dir="ltr">I was looking for a way to detect if Cuis Smalltalk
is in full screen mode. I see that the `DisplayScreen` class has
this instance method for changing it:
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<div><font face="monospace">fullScreenMode: aBoolean<br>
"On platforms that support it, set full-screen mode to
the value of the argument. (Note: you'll need to restore the
Display after calling this primitive."<br>
"Display fullScreenMode: true. Display newDepth: Display
depth"<br>
<br>
<primitive: 233><br>
self primitiveFailed</font>
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<div>This is the first time I've encountered the
`<primitive: someNumber>` syntax.</div>
<div>Where can I learn about what that does?</div>
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<span class="gmail_signature_prefix">-- </span><br>
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<div><font face="arial, helvetica, sans-serif">R.
Mark Volkmann</font></div>
<div><span style="font-size: 12.8px;"><font
face="arial, helvetica, sans-serif">Object
Computing, Inc.</font></span></div>
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<br>
The BlueBook chapter 29 is about this. I'm pretty sure many other
Smalltalk books will describe the VM interface too. Also this
article from the August 1981 Byte magazine:
<a class="moz-txt-link-freetext" href="https://archive.org/details/byte-magazine-1981-08/page/n313/mode/2up">https://archive.org/details/byte-magazine-1981-08/page/n313/mode/2up</a><br>
<br>
HTH,<br>
<pre class="moz-signature" cols="72">--
Juan Vuletich
cuis.st
github.com/jvuletich
researchgate.net/profile/Juan-Vuletich
independent.academia.edu/JuanVuletich
patents.justia.com/inventor/juan-manuel-vuletich
linkedin.com/in/juan-vuletich-75611b3
twitter.com/JuanVuletich</pre>
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