Hyperref support

[Daniel]

On 2020-03-19 14:42, Richard Kimberly Heck wrote:
> On 3/19/20 3:01 AM, Daniel wrote:
>> On 2020-03-18 14:59, Steve Hnizdur wrote:
>>> Hi
>>>
>>> When "Use Hyperref Support" is checked in PDF properties Lyx
>>> automatically inserts
>>>
>>> \usepackage[unicode=true,
>>>    bookmarks=false,
>>>    breaklinks=false,pdfborder={0 0 1},backref=section,colorlinks=false]
>>>    {hyperref}
>>>
>>> in the preamble. Any ideas where all these options come from? are
>>> they hard coded?
>>>
>>> Setting "unicode=false" in additional options doesn't seem to
>>> override the "unicode=true". So if unicode=true is causing a problem
>>> (in particular trying to redefine \C or \G) then this all has to
>>> added manually.
>>>
>>> MWE attached. Using Lyx 2.3.4.2 on Ubuntu 18.04
>>>
>>
>> Hi
>>
>> Yes, these options come from settings in the Hyperref dialog.
>>
>> "bookmarks=..." = "Generate bookmars (toc)"
>> "breaklinks=..." = "Break links over lines"
>> "pdfborder=..." = "No frames around links"
>> "colorlinks=..." = "Color links"
>> "backref=..." = "Backreferences"
>>
>> However, there seems to be no option for the "unicode=..." which seems
>> like an oversight. And the biggest problem is that according to the
>> manual:
>>
>> Note however that some options (for example unicode) can only be used
>> as packge options,and not in \hypersetup as the option settings are
>> processed as the package is read. (p. 6)
>>
>> So, unicode=false has no effect as an additional option.
>>
>> My guess is that this is a bug in LyX but others might know better.
> 
> Well, the code is:
> 
>      // Since LyX uses unicode, also set the PDF strings to unicode strings
>      // with the hyperref option "unicode". (With Xe/LuaTeX and pTeX,
>      // unicode=true is the default, with Japanese (platex), the option
>      // leads to errors (even if the input encoding is UTF-8).)
>      if (!runparams.isFullUnicode() && !runparams.use_japanese)
>          opt += "unicode=true,";
> 
> That is: LyX outputs unicode itself in some cases, so setting
> unicode=false could lead to errors. Still, it might be worth a document
> preference on this.
> 
> Riki
> 
> 

An alternative might be to set the "Additional Options" via the package 
options rather than hypersetup.

Daniel