GTK+ tutorial 6

//http://www.youtube.com/user/thecplusplusguy
//Thanks for the typed in code to Tapit85
#include <gtk/gtk.h>

static void button_clicked(GtkWidget *widget, gpointer data)
{
    g_print("%s\n", gtk_entry_get_text(GTK_ENTRY(data)));
//  gtk_entry_set_text(GTK_ENTRY(data),"Text printed");
    gtk_editable_select_region(GTK_EDITABLE(data), 0,-1); // text from 0 to the end
    gtk_editable_copy_clipboard(GTK_EDITABLE(data));
}

int main(int argc, char* argv[])
{
    gtk_init(&argc, &argv);
    GtkWidget *window, *entry, *button, *hbox;
    window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    g_signal_connect(window, "delete-event", G_CALLBACK(gtk_main_quit), NULL);

    entry = gtk_entry_new();
    button = gtk_button_new_with_mnemonic("_Write text");
    g_signal_connect(button, "clicked", G_CALLBACK(button_clicked), entry);
    g_signal_connect(entry, "activate", G_CALLBACK(button_clicked), entry); // press enter to call funtion

    hbox = gtk_hbox_new(0,0);
    gtk_box_pack_start(GTK_BOX(hbox), entry, 0,0,0);
    gtk_box_pack_start(GTK_BOX(hbox), button, 0,0,0);

    gtk_container_add(GTK_CONTAINER(window), hbox);

    gtk_widget_show_all(window);
    gtk_main();
    return 0;
}