Re: How to get the widget's size before it has been shown?

["Diego Jacobi" <jacobidiego gmail com>]

You have to "realize" the widget before fetching the size.



2008/9/3 Lazy Fox <lazy fox wu gmail com>:
> /* How to get the widget's size before it has been shown?
>  *
>  * There are two "printf" statements below. I want to get the widget's size
> at the first printf.
>  * How to do this?
>  */
> #include <gtk/gtk.h>
>
> int main( int   argc, char *argv[] )
> {
>     GtkWidget *window;
>     gtk_init (&argc, &argv);
>
>     window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
> printf("width=%d \n", window->allocation.width); // return 1
>     gtk_widget_show  (window);
> printf("width=%d \n", window->allocation.width); // return 200
>     gtk_main ();
>     return 0;
> }
>
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