[wix-users] Preserve registry values on Major Upgrade

[Luca Bacci]

Yes it's really a nice solution.

Thank you Jacob, David and Edwin!

2018-07-02 18:57 GMT+02:00 Edwin Castro <egcastr at gmail.com>:

> I second the approach to having application controlled defaults in one
> location and user overrides in a second location. That will allow you to
> update the application controlled defaults as necessary during upgrade and
> make it the user's responsibility to maintain user overrides. That is a
> really nice separation of concerns and responsibilities with this approach.
>
> --
> Edwin G. Castro
>
>
> On Mon, Jul 2, 2018 at 9:53 AM, Hoover, Jacob via wix-users <
> wix-users at lists.wixtoolset.org> wrote:
>
>> Seems viable, it all depends on the desired behavior.  Personally, if
>> it’s a per machine install I would have the installer write and maintain
>> logical defaults in HKLM, and have the app create (and be able to reset)
>> HKCU based on the HKLM values.  Even if it’s a per-user install, one could
>> have some defaults in one location, and the user customized values in
>> another.
>>
>> From: Luca Bacci [mailto:luca.bacci982 at gmail.com]
>> Sent: Monday, July 2, 2018 11:00 AM
>> To: Hoover, Jacob <Jacob.Hoover at greenheck.com>
>> Cc: WiX Toolset Users Mailing List <wix-users at lists.wixtoolset.org>
>> Subject: Re: [wix-users] Preserve registry values on Major Upgrade
>>
>> Thank you very much!
>>
>> Aside from the property solution, what do you think of the method
>> described here on Stack Overflow? https://stackoverflow.com/a/25363029
>>
>> 2018-07-02 17:32 GMT+02:00 Hoover, Jacob <Jacob.Hoover at greenheck.com<ma
>> ilto:Jacob.Hoover at greenheck.com>>:
>> Property drive the values, and use RegistrySearch's to give them the user
>> customized values or a logical default.
>>
>> Another option, if this is a per machine install, would be to directly
>> control the defaults in HKLM, and have the app be aware of the default
>> location but have the HKCU be written and controlled by the app.
>>
>> -----Original Message-----
>> From: wix-users [mailto:wix-users-bounces at lists.wixtoolset.org<mailto:
>> wix-users-bounces at lists.wixtoolset.org>] On Behalf Of Luca Bacci via
>> wix-users
>> Sent: Monday, July 2, 2018 10:17 AM
>> To: WiX Toolset Users Mailing List <wix-users at lists.wixtoolset.org
>> <mailto:wix-users at lists.wixtoolset.org>>
>> Cc: Luca Bacci <luca.bacci982 at gmail.com<mailto:luca.bacci982 at gmail.com>>
>> Subject: [wix-users] Preserve registry values on Major Upgrade
>>
>> Hello, I have many registry values that I create on install and are
>> values for user preferences / customization. In my wix project I have a
>> component with many registryvalue elements
>>
>> <Component Id="cmpRegSettings" Directory="TARGETDIR" Guid="*">
>>   <RegistryKey Key="Software\My\App\Settings" Root="HKCU">
>>     <RegistryValue Name="A" Value="120" Type="integer" />
>>     <RegistryValue Name="B" Value="80" Type="integer" />
>>     ...
>>   </RegistryKey>
>> </Component>
>>
>> Their value are set to the default when installing for the first time.
>> I'm now implementing major upgrade and I need to leave existing preferences
>> as set by the user. What's the best way to do it?
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>
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