trouble creating tooltips using Wx in Tk canvas
vvnrk.vanapalli at gmail.com
Wed Jul 6 15:35:59 EDT 2011
On Jul 6, 1:32 pm, Ian Kelly <ian.g.ke... at gmail.com> wrote:
> On Wed, Jul 6, 2011 at 9:12 AM, Ravikanth <vvnrk.vanapa... at gmail.com> wrote:
> > Hi all,
> > Hi all,
> > I am having a trouble creating tooltips. I am trying to embed a
> > matplotlib graph inside a TkInter canvas. After some search over the
> > net, I found out a way to create tooltips using the WXbackend.
> > But when I embed my matplotlib figure inside a Tk and the tooltips
> > are not getting displayed.
> That's pretty much what I would expect, since wxPython and Tkinter are
> completely different GUI libraries. Trying to use them together is a
> bit like trying to call a .NET function from Java -- maybe possible,
> but it's going to take a lot of work.
> > The error I am getting is below.
> > Traceback (most recent call last):
> > File "U:\graphing_tool\plotinsideTkInter\plotInTk.py", line 12, in
> > <module>
> > tooltip = wx.ToolTip(tip='tip with a long %s line and a newline\n'
> > % (' '*100)) # needs to be added to getover the bug with tooltip.
> > File "C:\Python27\lib\site-packages\wx-2.8-msw-unicode\wx\_misc.py",
> > line 771, in __init__
> > _misc_.ToolTip_swiginit(self,_misc_.new_ToolTip(*args, **kwargs))
> > PyNoAppError: The wx.App object must be created first!
> > I am not able to figure out the reason.
> As it says, you haven't created the wx.App object necessary for pretty
> much all wxPython code. You could create one, but your tooltip still
> would not work correctly because you would be running the Tkinter
> event loop rather than the wxPython event loop. If you want to use
> the wxToolTip widget, then you should write your program to use
> wxPython only. Alternatively, googling for "tkinter tooltip" turns up
> a couple of recipes; you could try one of those.
Thank you Ian for your insights to me on this.
I will migrate to wxPython to achieve the functionality.
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