On Jan 31, 2013, at 7:35 PM, Usman Bhatti wrote:

> 
> 
> 
> On Thu, Jan 31, 2013 at 10:09 PM, Stéphane Ducasse 
> <stephane.duca...@inria.fr> wrote:
> Usman
> 
> I also try just returning the container but do not know the expected result.
> It "works"
> 
> It kinda "works" because DNU has disappeared.
> 
> Scenario
> I have a list, when I select an element from the list, its properties, visu 
> and metrics are shown by glamour. 
> 
> Ideal Situation:
> I trigger the selection of a random node (from another visu) and its not part 
> of the shown elements in the list (but is still part of model), it should be 
> selected/gets focus in the list. 

I do not understand how a container setSelectedMorph: nil can select a node :)


> 
> what this "Fix" does
> With the "fix", I can see the properties and visu of the selected node in my 
> browser and DNU is gone. But selection of the node does not happen. For me, 
> sufficient to show a problem-free UI but its not the ideal behavior.
> 
> Should this "fix" be a part of pharo? But this code needs a thorough 
> inspection.
> 
> usman
>  
> 
> 
> Stef
> 
> 
> 
> On Jan 31, 2013, at 12:48 PM, Usman Bhatti wrote:
> 
> >
> >
> >
> > On Thu, Jan 31, 2013 at 1:20 PM, Stéphane Ducasse 
> > <stephane.duca...@inria.fr> wrote:
> > Usman did you check with 1.3 to know if the method was there?
> >
> > I looked in 1.3. The method is defined on MorphTreeMorph (see sceenshot) 
> > but absent from this class in 1.4. Copying and pasting the method from 1.3 
> > to 1.4 in the class does not work, there are some missing instance 
> > variables in the code.
> > The number of implementing classes for setSelectedMorph: does not change 
> > between 1.3 and 1.4. To me it seems that the method was moved to 
> > MorphTreeListManager in 1.4. It tried to change the receiver to invoke the 
> > method on MorphTreeListManager but there are some other problems then.
> >
> > <image.png>
> >
> >
> > Stef
> >
> > On Jan 31, 2013, at 7:03 AM, Usman Bhatti wrote:
> >
> > >
> > >
> > >
> > > On Thu, Jan 31, 2013 at 2:30 AM, Stéphane Ducasse 
> > > <stephane.duca...@inria.fr> wrote:
> > > Morbid fascination
> > > It is late so I may completely off but
> > > how many isKindOf: are executed in this method?
> > >
> > > > ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size > 1 and: [aSymbol first == self 
> > > > nodeListSelector and: [
> > > >                                       aSymbol second == #openPath]]])
> > >
> > > when  [aSymbol second == #openPath] is not openPath
> > > then we go to the next (not mentioning duplicated code inside the method 
> > > ---- I will vomit)
> > > and we restart to execute isKindOf:
> > >
> > > ((aSymbol isKindOf: Array)
> > >                 and: [aSymbol size > 1 and: [aSymbol first == self 
> > > nodeListSelector and: [
> > >                                         aSymbol second == 
> > > #expandAllFromNode:]]])
> > >
> > > Am'I right?
> > > It looks so terrible.
> > >
> > > Yes. And more so for someone not frequently working with Morphs.
> > > So, can someone at least see if the problem can be fixed without a large 
> > > refactoring that should surely happen, but the glamour bug needs a quick 
> > > fix. Or at least point to why the missing method on the receiver is 
> > > abundantly found in the code?
> > >
> > > usman
> > >
> > >
> > > Stef
> > >
> > >
> > >
> > > > update: aSymbol
> > > >       aSymbol == #selection ifTrue: [^ self listManager 
> > > > updateSelectionFromModel].
> > > >       ((aSymbol  isKindOf: Array)     and: [aSymbol size > 1 and: 
> > > > [aSymbol first == #selectItems and: [aSymbol second isCollection]]])
> > > >               ifTrue: [^ self selectedItems: aSymbol second].
> > > >       aSymbol == self nodeListSelector ifTrue: [^ self updateList].
> > > >       aSymbol == #selectAll ifTrue: [^ self listManager selectAll].
> > > >       aSymbol == #deselectAll ifTrue: [^ self listManager deselectAll].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size > 1 and: [aSymbol first == self 
> > > > nodeListSelector and: [
> > > >                                       aSymbol second == #openPath]]]) 
> > > > "allow directed path opening where multiple trees exist"
> > > >                       ifTrue:
> > > >                               [^(self allNodeMorphs at: 1 ifAbsent: 
> > > > [^self])
> > > >                                       openPath: (aSymbol allButFirst: 
> > > > 2)].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size > 1 and: [aSymbol first == self 
> > > > nodeListSelector and: [
> > > >                                       aSymbol second == 
> > > > #openItemPath]]]) "allow directed path opening where multiple trees 
> > > > exist"
> > > >                       ifTrue:
> > > >                               [^ (self allNodeMorphs at: 1 ifAbsent: 
> > > > [^self])
> > > >                                       openItemPath: (aSymbol 
> > > > allButFirst: 2)].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size > 1 and: [aSymbol first == self 
> > > > nodeListSelector and: [
> > > >                                       aSymbol second == 
> > > > #expandAllFromNode:]]])
> > > >                       ifTrue:
> > > >                               [^ self expandAllFromNode: aSymbol third].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size > 1 and: [aSymbol first == self 
> > > > nodeListSelector and: [
> > > >                                       aSymbol second == 
> > > > #closeItemPath]]]) "allow directed path closing where multiple trees 
> > > > exist"
> > > >                       ifTrue:
> > > >                               [^ (self allNodeMorphs at: 1 ifAbsent: 
> > > > [^self])
> > > >                                       closeItemPath: (aSymbol 
> > > > allButFirst: 2)].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol notEmpty and: [aSymbol first == #openPath]])
> > > >                       ifTrue:
> > > >                               [^(self allNodeMorphs at: 1 ifAbsent: 
> > > > [^self])
> > > >                                       openPath: aSymbol allButFirst].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size  = 2 and: [aSymbol first = self 
> > > > nodeListSelector and: [
> > > >                                       aSymbol second == #expandRoots]]])
> > > >                       ifTrue:
> > > >                               [^self expandRoots].
> > > >       ((aSymbol isKindOf: Array)
> > > >               and: [aSymbol size = 2 and: [aSymbol first = self 
> > > > nodeListSelector]])
> > > >               ifTrue: [aSymbol second = #expandAll ifTrue: [^ self 
> > > > expandAll].
> > > >                       aSymbol second = #collapseAll ifTrue: [^ self 
> > > > collapseAll]]
> > >
> > >
> > >
> >
> >
> >
> 
> 
> 


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