[Cuis] Menu 'Help' / 'Useful expressions' text window --> workspace?
H. Hirzel
hannes.hirzel at gmail.com
Fri Jan 4 09:00:28 CST 2013
And as we are at it a note where to add code to have an additional
WorldMenu (? is this the right expression) entry....
On 1/4/13, H. Hirzel <hannes.hirzel at gmail.com> wrote:
> On 1/4/13, H. Hirzel <hannes.hirzel at gmail.com> wrote:
>> Hello Juan,
>>
>> Another candidate code snippet I suggest to add
>>
>> "taken from
>> http://wiki.squeak.org/squeak/52
>> works in Squeak but not in Cuis"
>>
>> m := RectangleLikeMorph new.
>> m layoutPolicy: TableLayout new.
>> m listDirection: #leftToRight.
>> m hResizing: #shrinkWrap; vResizing: #shrinkWrap.
>> m layoutInset: 20; cellInset: 10.
>> 4 timesRepeat:[ m addMorph: (RectangleMorph new color: (Color random)) ].
>> m openInWorld.
>>
>>
>> I think it would be good to include both, the not working Squeak
>> version and the fixed one for Cuis.
>>
>> And may even put that into another help workspace so that we can add
>> more Morphic examples for people to learn quickly.
>>
>> An extension from the example above could be to have 4 buttons and add
>> a label and block to each of them thus creating a launcher.
>
> To clarify: something like this...
>
> label1 := 'aaaa'.
> label2 := 'bbbb'.
> label3 := 'cccc'.
> label4 := 'dddd'.
>
> block1 := [....].
> block2 := [....].
> block3 := [....].
> block4 := [....].
>
> code which creates a RectangleLikeMorph (or the subclass PasteUpMorph
> or another one like a window?) which in turns has 4 buttons with the
> labels and blocks attached ---> a launcher.
>
>
>>
>> The Workspace may include as well suggestions which class comments to
>> consider for further reading.
>>
>> Kind regards
>> Hannes
>>
>> On 1/4/13, H. Hirzel <hannes.hirzel at gmail.com> wrote:
>>> Thank you, Juan, for adding many new 'useful expressions'.
>>>
>>> In particular this one is interesting
>>> "'Anaylize memory usage by class."
>>> (String streamContents: [ :strm | SpaceTally new
>>> printSpaceAnalysis: 1 on: strm ]) edit.
>>>
>>> for comment see new thread.
>>>
>>> -- Hannes
>>>
>>>
>>>
>>> On 1/4/13, Juan Vuletich <juan at jvuletich.org> wrote:
>>>> Hi Hannes,
>>>>
>>>> Just uploaded 3 new updates. The last one includes your updated text. I
>>>> added your requests, and a couple more I found.
>>>>
>>>> BTW, remember that in Cuis you have World / Open / Message Names to
>>>> look
>>>> for selectors!
>>>>
>>>> Cheers,
>>>> Juan Vuletich
>>>>
>>>> Ps. Too tired right now to upload an updated image... Please use the
>>>> change sets.
>>>>
>>>> H. Hirzel wrote:
>>>>> Thank you Juan for adding my example script for unloading the tests.
>>>>> This is surely something I will have forgotten in 4 weeks and it is
>>>>> very handy to still have it then.
>>>>>
>>>>> The other things are useful as well. In particular the expression for
>>>>> finding method names. I am now used to the search box in Squeak and
>>>>> have been missing this a lot.
>>>>>
>>>>>
>>>>> Symbol selectorsContaining: 'rsCon'.
>>>>>
>>>>> is a useful workaround.
>>>>>
>>>>>
>>>>> I copy in the content of the 'Useful expressions' workspace as it is
>>>>> of now below.
>>>>>
>>>>> I added comments and suggestions for more expressions (marked with
>>>>> >>>>>)
>>>>>
>>>>> Kind regards
>>>>> -- Hannes
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> "Querying the system"
>>>>>
>>>>> SystemOrganization categories.
>>>>> SystemOrganization categoryOfElement: #Morph.
>>>>> Editor organization categoryOfElement: #clearSelection.
>>>>>
>>>>>
>>>>> "find selectors"
>>>>> Symbol selectorsContaining: 'rsCon'.
>>>>> Symbol selectorsContaining: 'iso8859'. "Cuis uses iso885915
>>>>> internally and UTF8 externally"
>>>>>
>>>>>
>>>>> "Example for loading an external package; adapt to your needs"
>>>>>
>>>>> slash _ FileDirectory slash.
>>>>> {
>>>>> 'packages', slash, 'PetitParser', slash, 'PetitParser.pck' .
>>>>> 'packages', slash, 'PetitParser', slash, 'PetitTests.pck' .
>>>>> 'packages', slash, 'PetitParser', slash, 'PetitTutorial.pck'
>>>>> } do: [ :fileName | CodeFileBrowser installPackage:
>>>>> (FileStream concreteStream readOnlyFileNamed: fileName) ].
>>>>>
>>>>>
>>>>> "To create a *.pck.st file for each category with tests and then to
>>>>> remove these categories"
>>>>> (SystemOrganization categoriesMatching: '*Test*')
>>>>> do: [ :cat | (CodePackage named: cat
>>>>> createIfAbsent: true
>>>>> registerIfNew: false) save.
>>>>> SystemOrganization removeSystemCategory: cat.
>>>>> ]
>>>>>
>>>>>
>>>>> ">>>> maybe add something more about CodePackages, e.g. list of
>>>>> CodePackages which are not saved and save them in one go"
>>>>>
>>>>>
>>>>> "Globals"
>>>>> Cursor wait showWhile: [Sensor waitButton].
>>>>>
>>>>>
>>>>> ">>>> Display the list of Global Variables on the Transcript"
>>>>>
>>>>>
>>>>>
>>>>> "Source code management"
>>>>> ChangeList browseRecentLog.
>>>>>
>>>>> ">>>> maybe add something about CodePackages"
>>>>>
>>>>>
>>>>> "Space and object count statistics"
>>>>> Smalltalk bytesLeft asStringWithCommas.
>>>>> Symbol instanceCount.
>>>>>
>>>>> ">>>> add calculation of the 10 Object types whose instances used most
>>>>> of the space"
>>>>>
>>>>>
>>>>>
>>>>> "Performance measurement"
>>>>> Time millisecondsToRun: [Smalltalk allCallsOn: #asOop].
>>>>> MessageTally spyOn: [Smalltalk allCallsOn: #asOop].
>>>>>
>>>>>
>>>>> "Opening a Text editor"
>>>>> 'Something' editLabel: 'Title'.
>>>>>
>>>>> ">>>> opening a workspace"
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On 1/2/13, H. Hirzel <hannes.hirzel at gmail.com> wrote:
>>>>>
>>>>>> An example script
>>>>>>
>>>>>> "To create a *.pck.st file for each category with tests afterwards to
>>>>>> remove these categories"
>>>>>>
>>>>>> (SystemOrganization categoriesMatching: '*Test*')
>>>>>> do: [ :cat | (CodePackage named: cat
>>>>>> createIfAbsent: true
>>>>>> registerIfNew: false) save.
>>>>>> SystemOrganization removeSystemCategory: cat.
>>>>>> ]
>>>>>>
>>>>>>
>>>>>>
>>>>>> On 1/2/13, H. Hirzel <hannes.hirzel at gmail.com> wrote:
>>>>>>
>>>>>>> At the moment I'd like to see some reporting snippets on classes and
>>>>>>> categories. And loading scripts like the one you recently helped me
>>>>>>> with, Juan.
>>>>>>>
>>>>>>>
>>>>>>> | slash |
>>>>>>> slash _ FileDirectory slash.
>>>>>>> {
>>>>>>> 'packages', slash, 'PetitParser', slash, 'PetitParser.pck' .
>>>>>>> 'packages', slash, 'PetitParser', slash, 'PetitTests.pck' .
>>>>>>> 'packages', slash, 'PetitParser', slash, 'PetitTutorial.pck'
>>>>>>> }
>>>>>>> do:
>>>>>>> [ :fileName | CodeFileBrowser installPackage:
>>>>>>> (FileStream concreteStream readOnlyFileNamed:
>>>>>>> fileName)
>>>>>>> ]
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> And for example simple things like
>>>>>>>
>>>>>>> SystemOrganization categories
>>>>>>>
>>>>>>>
>>>>>>> BTW what is the difference between SystemOrganization and
>>>>>>> SystemOrganizer. Code snippets would be illustrative.
>>>>>>>
>>>>>>> And our old friends which always give much discussions: Reading and
>>>>>>> writing a text file (FileDirectory examples we recently had on the
>>>>>>> Pharo list)
>>>>>>>
>>>>>>> On 1/2/13, Germán Arduino <garduino at gmail.com> wrote:
>>>>>>>
>>>>>>>> Not that I've in mind at this moment, but a workspace with "Useful
>>>>>>>> Expressions" is really useful :)
>>>>>>>>
>>>>>>>> 2013/1/2 Juan Vuletich <juan at jvuletich.org>
>>>>>>>>
>>>>>>>>
>>>>>>>>> H. Hirzel wrote:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> Hello
>>>>>>>>>>
>>>>>>>>>> I realize that when I choose the menu 'Help' / 'Useful
>>>>>>>>>> expressions'
>>>>>>>>>> I
>>>>>>>>>> get a editor window and not a workspace.
>>>>>>>>>>
>>>>>>>>>> I think a workspace would be better.
>>>>>>>>>>
>>>>>>>>>> And we need to test if really all the expressions there still
>>>>>>>>>> work.
>>>>>>>>>>
>>>>>>>>>> --Hannes
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> Yes, reviewing them would be a good service. Maybe we decide to
>>>>>>>>> completely
>>>>>>>>> remove it... Anybody has suggestions on really useful expressions
>>>>>>>>> to
>>>>>>>>> be
>>>>>>>>> included?
>>>>>>>>>
>>>>>>>>> And yes, it should be a workspace!
>>>>>>>>>
>>>>>>>>> Cheers,
>>>>>>>>> Juan Vuletich
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> ______________________________**_________________
>>>>>>>>> Cuis mailing list
>>>>>>>>> Cuis at jvuletich.org
>>>>>>>>> http://jvuletich.org/mailman/**listinfo/cuis_jvuletich.org<http://jvuletich.org/mailman/listinfo/cuis_jvuletich.org>
>>>>>>>>>
>>>>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Cuis mailing list
>>>>> Cuis at jvuletich.org
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>>>>>
>>>>
>>>>
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>>>>
>>>
>>
>
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