[QScintilla] Trying to set different color for different set of keywords in QsciLexerCPP

Jonas O. ezjonas at gmail.com
Sun Nov 7 14:24:38 GMT 2010


Okay so basically KeywordSet2 allows me to color only one additionnal
keyword set ?

On Sun, Nov 7, 2010 at 00:17, Phil Thompson <phil at riverbankcomputing.com> wrote:
> On Sat, 6 Nov 2010 21:49:47 +0100, "Jonas O." <ezjonas at gmail.com> wrote:
>> Now I'm sad.
>>
>> How can I use keywordset2 to use a different set of keywords then ?
>
> Read my original reply (see below).
>
> Phil
>
>> On Sat, Nov 6, 2010 at 21:10, Phil Thompson
> <phil at riverbankcomputing.com>
>> wrote:
>>> On Sat, 6 Nov 2010 20:44:27 +0100, "Jonas O." <ezjonas at gmail.com>
> wrote:
>>>> On Sat, Nov 6, 2010 at 19:04, Phil Thompson
>>> <phil at riverbankcomputing.com>
>>>> wrote:
>>>>> On Sat, 6 Nov 2010 18:38:12 +0100, "Jonas O." <ezjonas at gmail.com>
>>> wrote:
>>>>>> Hello, and first thanks for bringing Scintilla to Qt ! I'm quite
> happy
>>>>>> to see all those nifty features made that much simple to implement
>>>>>> (current line highlight, margin numbers, select line form left click
>>>>>> in the margin, etc).
>>>>>>
>>>>>> However I'm having one little problem, I want to color some keyword
>>>>>> sets with a different than other keyword sets.
>>>>>> I created my own lexer by duplicating the QsciLexerCPP files, but I
>>>>>> need some starting point to see how I can do that; the SendScintilla
>>>>>> function is not very documented and does not forward to any
> scintilla
>>>>>> doc (I also read it's useless to ask here to learn how to create a
>>>>>> lexer, but I just want to color certain separately, not create my
> own
>>>>>> language).
>>>>>>
>>>>>> I hope someone could help me at least a little, I guess someone have
>>>>>> to know how to do it, the creator of QScintilla maybe ? The
> QScintilla
>>>>>> lexer classes did not appear magically...
>>>>>
>>>>> You don't need to create a new lexer - just subclass QsciLexerCPP and
>>>>> reimplement the keywords() method to handle the case where the
> keyword
>>>>> set
>>>>> is 2 (see QsciLexerCPP::KeywordSet2). You need to return a string for
>>>>> set 2
>>>>> containing the keywords you want coloured differently. If some of
> these
>>>>> appear in the default set 1 then you will also need to handle that
> set
>>> by
>>>>> returning a string that doesn't contain those keywords.
>>>>>
>>>>> You may also want to reimplement defaultColor(), defaultFont() etc.
> to
>>>>> provide different defaults for the KeywordSet2 style.
>>>>>
>>>>> Phil
>>>>>
>>>>
>>>> I see, but I want to create several sets with each one having a
>>>> different color, the set 2 will only give me one color, how can it
>>>> select a different color for each set ?
>>>
>>> The underlying Scintilla C++ lexer only supports a limited number of
>>> keyword sets. You will need to modify that (or take a copy) to add
>>> support
>>> for more.
>>>
>>> Phil
>>>
>


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