Don’t know what I was doing wrong, but since you guys said it should work I
tried again, and it did.
Thanks very much - that really simplifies things!
David
> On Apr 12, 2015, at 7:52 PM, Sean Hall <r.sean.h...@gmail.com> wrote:
>
> This should just work. I'm guessing you've put the Variable in a Fragment
> that isn't getting pulled in. Does the variable show up at the end of the
> log?
>
> On Fri, Apr 3, 2015 at 5:17 PM, roberthyang <robert_y...@agilent.com> wrote:
>
>> This worked fine for us inside OnDetectComplete on Wix 3.8 (released
>> version). For example :
>>
>> // Check if Acrobat is installed by reading variable.
>> LPWSTR sczAcrobatValue = NULL;
>> BalGetStringVariable(L"AcrobatInstalled", &sczAcrobatValue);
>> BalExitOnFailure(hr, "Failed to get AcrobatInstalled burn
>> variable.");
>>
>> // Show warning state if Acrobat variable is empty.
>> if ((sczAcrobatValue == NULL) || (wcslen(sczAcrobatValue) == 0))
>> {
>> hr = m_pEngine->SetVariableString(L"AcrobatWarningState",
>> L"");
>> BalExitOnFailure(hr, "Failed to set AcrobatWarningState burn
>> variable.");
>> }
>>
>> AcrobatInstalled is read using Util: registry searches, and
>> AcrobatWarningState just controls visibility of a warning text box in our
>> custom theme. What specifically "doesn't work" ?
>>
>>
>> David Burson wrote
>>> In the bundle I’ve tried
>>> <Variable Name="MyVariable" Value="MyValue" />
>>> , and tried reading it in bafunctions.dll with
>>> LPWSTR my_variable = NULL;
>>> BalGetStringVariable(L"MyVariable", &my_variable);
>>>
>>> But that doesn’t work. Is there any way to do it?
>>>
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>> View this message in context:
>> http://windows-installer-xml-wix-toolset.687559.n2.nabble.com/how-to-define-a-custom-variable-in-bundle-wxs-and-get-its-value-in-BAFunctions-dll-tp7599844p7599846.html
>> Sent from the wix-users mailing list archive at Nabble.com.
>>
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