Re: Notebook page question/limiting number of widgets

[Mike Dailey <daileyml yahoo com>]

[Sorry, typo'd your name in last post.  My apologies.]

Vincent:

THANK YOU!  That works perfectly!

Once again, thanks to you all for being such a great
source of help!

-Mike


--- TORRI Vincent <Vincent Torri math u-bordeaux fr>
wrote:
> On Thu, 21 Nov 2002, Mike Dailey wrote:
>
> > Hello,
> >
> > I have created an application that have a GTK
> notebook
> > with a dozen or so tabs.  Each tab contains the
> same
> > set of widgets.
> >
> > For the sake of brevity, I'll provide an example: 
>
> > Each of my tabs contain an HBOX child widget, and
> in
> > each of those HBOX widgets I have a label.
> >
> > What I am trying to prevent is creating a dozen
> > different sections of code to create each of those
> > dozen HBOX and label widgets.  I would like to use
> the
> > same few lines of code to create and access those
> > widgets, simply changing which container to pack
> them
> > in.
> >
> > If my example code creates each label with the
> name
> > MyLabel, for example, and I cycle through this
> code to
> > create a dozen different labels in a dozen
> different
> > notebook pages using the MyLabel name, it works
> fine. 
> > However, I can no longer go back and access
> MyLabel by
> > name since it now points to the last label widget
> I
> > created.
> >
> > Is there a way to point to a widget by referencing
> > it's parent widget, such as:
> NotebookTab[1]->MyLabel,
> > NotebookTab[2]->MyLabel, etc.
> >
> > I know the '->' pointer reference does not work,
> but I
> > hope this provides the basis to explain what I am
> > trying to do.
> >
> > Can anyone provide any information, or an
> alternative
> > way to do this, without having to make MyLabel1,
> > MyLabel2, MyLabel3, etc?????
>
>
>
> /* A struct with
>   ** a label for the GtkNotebookPage : 
> label_notebook
>   ** a hbox, the child of the GtkNotebookPage
>   ** something in the hbox (here, a label)
> */
> typedef struct
> {
>   GtkWidget *hbox, *label, *label_notebook;
> } MyPage;
>
> /* In the main() */
>
>   MyPage *MyNotebookPage;
>   GtkWidget *note;
>
> /* if you want 5 GtkNotebookPage(s) in your notebook
> */
>   note = gtk_notebook_new();
>   gint N_page = 5;
>   MyNotebookPage = g_new(MyPage, N_page);     
>
> /* you allocate everything and you add the pages */
>
>   for (i=0;i<N_page;i++)
>     {
>       MyNotebookPage[i].hbox  = gtk_hbox_new(FALSE,
> 0);
>       MyNotebookPage[i].label =
> gtk_label_new("toto");
>       MyNotebookPage[i].label_notebook =
> gtk_label_new("tata");
>      
> gtk_box_pack_start(GTK_BOX(MyNotebookPage[i].hbox), 
>                          MyNotebookPage[i].label, 
>                          FALSE, 
>                          FALSE, 
>                          0);
>       gtk_notebook_append_page (GTK_NOTEBOOK(note), 
>                                
> MyNotebookPage[i].hbox, 
>                                
> MyNotebookPage[i].label_notebook);
>       
>     }
>
> For the name of each label, you could create an
> array of gchar * and 
> use it in the loop.
>
> hope this helps
>
> regards
>
> Vincent TORRI
>
> > Since I will have dozens of widgets within each
> > notebook page, if I have to create and name each
> > seperately, the code will grow to an unmanageable
> > size.
> >
> > Thanks for any help!
> >
> >
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>
> -- 
> TORRI Vincent
> Mathematiques Appliquees Bordeaux                   
>                             
> Institut de Mathematiques                           
>                            
> Universite Bordeaux 1                               
>                            
> 351 cours de la liberation                          
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> --


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