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#include <gtk/gtk.h>
typedef struct {
gchar *name;
gint age;
} person;
static void callback(GtkWidget *widget, person *x)
{
g_print ("name:%s age:%d\n", x->name, x->age);
}
int main (int argc, char **argv)
{
GtkWidget *window, *button;
gtk_init (&argc, &argv);
// Create window
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (G_OBJECT (window), "destroy",G_CALLBACK (gtk_main_quit), NULL);
gtk_container_set_border_width (GTK_CONTAINER (window), 10);
// array of structures
person *friends[2];
// populate it
friends[0] = (person*) g_malloc(sizeof(person));
friends[0]->name = g_strdup("Joe");
friends[0]->age = 25;
friends[1] = (person*) g_malloc(sizeof(person));
friends[1]->name = g_strdup("Bill");
friends[1]->age = 32;
// Create the button and pass values of a person to it
button = gtk_button_new_with_label ("infos button");
g_signal_connect (G_OBJECT(button), "clicked",
G_CALLBACK(callback), (person*)friends[0]);
gtk_container_add(GTK_CONTAINER(window), button);
gtk_widget_show_all (window);
gtk_main ();
g_free(friends);
return 0;
} |
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