[Qt-creator] Multiple QMainWindow in one project

[Justin Giles]

That was it!  Thanks for everyone's help!  I just assumed that the name of
the main widget would be set up automatically to match the class name.

Thanks again.

Justin

On Mon, Feb 16, 2009 at 5:21 PM, Israel Brewster
<israel at frontierflying.com>wrote:

> check the name of the main widget in the designer view. the Ui::MyWindow
> line needs to be named the same as the window there. So if the window there
> was named MainWindow2 or something, the Ui:: line would need to be
> Ui::MainWindow2, and you would need to include ui_MainWindow2.h (in the
> mywindow.h file). I have on a number of occasions seen QtCreator get this
> wrong when setting up the files...
> -----------------------------------------------
> Israel Brewster
> Computer Support Technician
> Frontier Flying Service Inc.
> 5245 Airport Industrial Rd
> Fairbanks, AK 99709
> (907) 450-7250 x293
> -----------------------------------------------
>
>
> On Feb 16, 2009, at 11:54 AM, Justin Giles wrote:
>
> Thanks for the reply, but that didn't seem to help.
>
> Just to clarify, the error falls in the "mywindow.h" file.
>
> so....
>
> error: invalid use of undefined type 'struct Ui::MyWindow'
> mywindow.h(6)
>
>
> Justin
>
> On Mon, Feb 16, 2009 at 2:29 PM, Andre Poenitz <
> andre.poenitz at mathematik.tu-chemnitz.de> wrote:
>
>> On Mon, Feb 16, 2009 at 01:05:13PM -0600, Justin Giles wrote:
>> > I'm fairly new to Qt and Qt Creator.  I am creating an application where
>> I
>> > need to have 2 QMainWindows in the project.  1 primary window that has a
>> > button that spawns the 2nd QMainWindow.  I tried creating this second
>> > QMainWindow in Creator and when I compile it gives me the following
>> compile
>> > error (among others related to the new class):
>> >
>> > error: invalid use of undefined type 'struct Ui::MyWindow'
>> >
>> > Nothing has been added to the 2nd QMainWindow through creator.  I just
>> went
>> > through the new Designer form and class wizard to create the framework,
>> > added it to my slot logic in the 1st qmainwindow and then tried to
>> compile.
>> >
>> > Thoughts?
>>
>> Try adding an  #include "ui_mywindow.h" or something similiar to
>> the second .cpp file, too.
>>
>> Andre'
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