[Lazarus] Package dialog ?

[Michael Van Canneyt]

On Tue, 24 Mar 2015, Mattias Gaertner wrote:

> On Tue, 24 Mar 2015 16:39:09 +0100 (CET)
> Michael Van Canneyt <michael at freepascal.org> wrote:
>
>> [...]
>>> Why? It is a very useful feature.
>>
>> I don't see how.
>
> Some IDE functions added dependencies automatically, creating
> redundant dependencies. The clean up function allows to remedy this.
>
>
>> IMHO it is even wrong, because I want to see explicitly all dependencies added to a package/project.
>
> Removing the "clean up" function will not help here.
> Maybe the project inspector can be extended to show indirectly used
> packages, so you can see all dependencies.

See below.

>
>
>> Package A (unitA) depends on Package B (UnitA uses unitB) and Package C (UnitA uses unitC).
>> Package B depends on Package C (unitB uses unitC).
>> Invoking the dialog in A will propose to remove the C from the dependencies of A (transitivity).
>> That is IMHO not wanted. If I remove the depencency on B (no longer use UnitB) then the dependency
>> on C is lost. Hence, C must remain in the dependencies of A.
>
> If you remove the dependency A-B, then there is probably a reason for
> that. For example A no longer works with B.

Yes, but A still depends on C. 
If the only link from A to C is through B, then removing B will result in a missing dependency.

Michael.