[fxruby-users] Is it possible to create a pane dynamically

[Soumyanath Chatterjee]

Hi Lyle,

Thank you for the excellent observation!

Adding a create did the trick. Now the code is working fine.


On Tue, Sep 1, 2009 at 3:42 AM, Lyle Johnson<lyle at lylejohnson.name> wrote:
> On Fri, Aug 28, 2009 at 6:55 AM, Soumyanath<soumyanath.c at gmail.com> wrote:
>
>> I am new to FXRuby so excuse me for this stupid question.
>
> It is not a stupid question.
>
>> I need to enter many different data and trying to create a vertical pane
>> dynamically using response from a SQL query.
>>
>> I want these input form to appear in my main window. Created a class
>> based on FXMainWindow.
>>
>> --------------- Code snippet ------------
>> class DbFace < FXMainWindow
>>    attr_writer \
>>    :title,
>>
>>  def addNew
>>    vPane = FXVerticalFrame.new(@hWnd)
>>    dTitle = FXLabel.new(vPane, at title,nil,LAYOUT_FILL_ROW)
>>  end
>>
>>  def initialize(app, pane)
>>    @hWnd = pane
>>    @hApp  = app
>>  end
>> end
>> ----------- End -----------------
>>
>> I use this class from inside my program. As:
>>
>>        book = DbFace.new(app, @frame)
>>        book.title = "Add new record"
>>        book.addNew
>>
>>
>> The new dialog fields do not show up with this. Please tell me if I am
>> doing something wrong. Any example will be great.
>
> I think you're just leaving out a call to create() for the
> newly-constructed widgets. What happens if you add a call to
> vPane.create() at the end of your addNew() method?
>
>    def addNew
>      vPane = FXVerticalFrame.new(@hWnd)
>      dTitle = FXLabel.new(vPane, at title,nil,LAYOUT_FILL_ROW)
>      vPane.create
>    end
>
> Let me know if that does the trick. For more background on this, see:
>
>    http://www.fox-toolkit.org/faq.html#CREATELATER
>
> Or, even better, buy the FXRuby book and read Chapter 7. ;)
>
> Hope this helps,
>
> Lyle
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>



-- 
--
Regards

Soumyanath Chatterjee
http://www.soumya.name
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