Re: [wxlua-users] How to disable logging window with error message in wxlua?

[John L. <jla...@gm...>]

On Thu, Aug 16, 2012 at 10:56 PM, Paul K <pau...@ya...> wrote:
> Hi all,
>
> I'm working with an application that saves data in files and some of
> the operations may trigger file errors. I'm handling those errors
> myself and don't want to see the standard error message shown by
> wxwidgets. How do I disable it? Here is the code that I have:
>
>   local file = wx.wxFile(filename, wx.wxFile.write)
>   file:Write("something", #"something")
>
> If the file is write protected, I get "can't open file '...' (error 5:
> access is denied)". I know, I can check for that condition, but this
> is not what the question is about. I'd like to disable that message.
>
> 1. use wxLogNull. I read C++ examples, but not sure how this should be
> used in wxlua (according to examples, you just need to "instantiate"
> this logNull object):

This does not show the error dialog for me in Linux.

local log = wx.wxLogNull()
local file = wx.wxFile("/aaa", wx.wxFile.write)
print(file:IsOpened())
if (file:IsOpened())
     -- This asserts as it should if the file is not opened
     file:Write("something", #"something")
end()
log:delete()

Regards,
    John