Re: Create dynamic Widget Count

[Joaquim Duran <joaquimduran adtelecom es>]

Hello,

In this page of the tutorial, is explained how to create widgets:

http://www.gtkmm.org/docs/gtkmm-2.4/docs/tutorial/html/chapter-memory.html

Joaquim Duran



En/na Robert Eckardt ha escrit:
> Hello List,
>
> I have a problem. I want too create in my program dynamic Widgets.
>
> i have used pointer to create the widgets, my Code:
>
> for(int i=0;i<*folderCount;i++) {
>
> 			mainLabel_Folder[i] = new Gtk::Label("Label");
>
> 			mainVBox_Folder.pack_start(*mainLabel_Folder[i],Gtk::PACK_EXPAND_WIDGET);
>
> }
>
> I can compile, if the code is in the right order, IF in false order i get compile errors.
> if compiled:
> i have sometimes "segemtation fault" if I clicked on an  OTHER widget(not all, only one or two):
>
>
> With this code, all thinks work: (but it is not dynamic, because i have to give a array length)
>
> for(int i=0;i<*folderCount;i++) {
>
> 	  			mainLabel2_Folder[i].set_label("LabelWork");
>
> 	  			mainVBox_Folder.pack_start(mainLabel2_Folder[i],Gtk::PACK_EXPAND_WIDGET);
>
> }
>
>
> Can someone please help me, getting a dynamical count of Widgets in my Window Class?
>
> thanks
>
> Robert
>
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