From: | Dave Page <dpage(at)pgadmin(dot)org> |
---|---|
To: | Guillaume Lelarge <guillaume(at)lelarge(dot)info> |
Cc: | Colin Beckingham <colbec(at)start(dot)ca>, pgadmin-support(at)postgresql(dot)org, pgadmin-hackers <pgadmin-hackers(at)postgresql(dot)org> |
Subject: | Re: [pgadmin-support] 1.14 beta 3 crashes in Query Browser |
Date: | 2011-08-23 14:08:39 |
Message-ID: | CA+OCxoxh21s4n2hRkRd3aHErfnz8wCE4O5kYKvjdFuwx4CK13A@mail.gmail.com |
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Lists: | pgadmin-hackers pgadmin-support |
On Tue, Aug 23, 2011 at 2:56 PM, Guillaume Lelarge
<guillaume(at)lelarge(dot)info> wrote:
> On Mon, 2011-08-22 at 21:59 +0200, Guillaume Lelarge wrote:
>> On Sat, 2011-08-20 at 22:51 +0200, Guillaume Lelarge wrote:
>> > On Sat, 2011-08-20 at 17:45 +0200, Guillaume Lelarge wrote:
>> > > On Sat, 2011-08-20 at 11:07 -0400, Colin Beckingham wrote:
>> > > > Opensuse 11.4, kernel 3.0.
>> > > >
>> > > > I note that if I begin query construction in the graphical query
>> > > > designer and click into the text panel to make adjustments, adding for
>> > > > example a "distinct" clause and then attempting to go back to the
>> > > > graphical panel causes a crash.
>> > > >
>> > > > Of course trying to use distinct in this context is not reasonable,
>> > > > however the programme does not recover gracefully or prevent the user
>> > > > from making certain edits.
>> > > >
>> > > > The crash is quite severe. I have no access to the screen at all and the
>> > > > only way out is to CTRL+ALT+DEL, and wait for the timer to expire and
>> > > > log me out, and then log back in.
>> > >
>> > > I was able to reproduce your issue. I have no idea what's going on, but
>> > > I'm investigating this.
>> > >
>> > > Thank you for reporting it.
>> > >
>> >
>> > So, bug doesn't happen on Windows. I didn't check on Mac OS X, but it's
>> > present on Linux. The culprit commit is the one that changed the
>> > wxNotebook into a wxAUINotebook. Not sure yet how we'll fix this.
>> >
>>
>> Seems we have a real issue here. Bug is you can't fire wxMessageBox or
>> alike when you're in the function fired by a
>> EVT_AUINOTEBOOK_PAGE_CHANGED. Only on Linux. Why? I have no idea. But
>> even the wxWidgets auidemo sample has the issue (I have the patch for
>> those who want to try).
>>
>> So, my next idea was to remove the wxMessageBox from the function that
>> calls it, but I don't find a way to do that.
>>
>> I'm afraid we'll have to replace the wxAuiNotebook with a wxNotebook.
>>
>> Any objection? Dave especially, since it was your patch?
>> (http://git.postgresql.org/gitweb/?p=pgadmin3.git;a=commit;h=41545a4aa159a7a579b7c97ba73a605db34453b7)
>>
>
> Seems I have a better fix (not mine, see
> http://forums.wxwidgets.org/viewtopic.php?f=23&t=31090 for details):
>
> diff --git a/pgadmin/frm/frmQuery.cpp b/pgadmin/frm/frmQuery.cpp
> index 40b01dd..f195307 100644
> --- a/pgadmin/frm/frmQuery.cpp
> +++ b/pgadmin/frm/frmQuery.cpp
> @@ -2101,6 +2101,10 @@ bool frmQuery::updateFromGqb(bool executing)
> else
> fn = _("The generated SQL query has changed.\nDo
> you want to update it?");
>
> + wxWindow* win = wxWindow::GetCapture();
> + if (win)
> + win->ReleaseMouse();
> +
> wxMessageDialog msg(this, fn, _("Query"), wxYES_NO |
> wxICON_EXCLAMATION);
> if(msg.ShowModal() == wxID_YES && changed)
> {
>
> Works on Linux. Will try on Windows tonight, before applying.
OK, cool. Believe it or not, I was just running a clean build to start
testing this myself when your email arrived :-)
--
Dave Page
Blog: http://pgsnake.blogspot.com
Twitter: @pgsnake
EnterpriseDB UK: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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