+++ /dev/null
-/* Hello, world from
- * http://library.gnome.org/devel/gtk-tutorial/stable/c39.html#SEC-HELLOWORLD
- */
-
-#include <gtk/gtk.h>
-
-/* This is a callback function. The data arguments are ignored
- * in this example. More on callbacks below. */
-static void hello( GtkWidget *widget,
- gpointer data )
-{
- g_print ("Hello World\n");
-}
-
-static gboolean delete_event( GtkWidget *widget,
- GdkEvent *event,
- gpointer data )
-{
- /* If you return FALSE in the "delete_event" signal handler,
- * GTK will emit the "destroy" signal. Returning TRUE means
- * you don't want the window to be destroyed.
- * This is useful for popping up 'are you sure you want to quit?'
- * type dialogs. */
-
- g_print ("delete event occurred\n");
-
- /* Change TRUE to FALSE and the main window will be destroyed with
- * a "delete_event". */
-
- return TRUE;
-}
-
-/* Another callback */
-static void destroy( GtkWidget *widget,
- gpointer data )
-{
- gtk_main_quit ();
-}
-
-int main( int argc,
- char *argv[] )
-{
- /* GtkWidget is the storage type for widgets */
- GtkWidget *window;
- GtkWidget *button;
-
- /* This is called in all GTK applications. Arguments are parsed
- * from the command line and are returned to the application. */
- gtk_init (&argc, &argv);
-
- /* create a new window */
- window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
-
- /* When the window is given the "delete_event" signal (this is given
- * by the window manager, usually by the "close" option, or on the
- * titlebar), we ask it to call the delete_event () function
- * as defined above. The data passed to the callback
- * function is NULL and is ignored in the callback function. */
- g_signal_connect (G_OBJECT (window), "delete_event",
- G_CALLBACK (delete_event), NULL);
-
- /* Here we connect the "destroy" event to a signal handler.
- * This event occurs when we call gtk_widget_destroy() on the window,
- * or if we return FALSE in the "delete_event" callback. */
- g_signal_connect (G_OBJECT (window), "destroy",
- G_CALLBACK (destroy), NULL);
-
- /* Sets the border width of the window. */
- gtk_container_set_border_width (GTK_CONTAINER (window), 10);
-
- /* Creates a new button with the label "Hello World". */
- button = gtk_button_new_with_label ("Hello World");
-
- /* When the button receives the "clicked" signal, it will call the
- * function hello() passing it NULL as its argument. The hello()
- * function is defined above. */
- g_signal_connect (G_OBJECT (button), "clicked",
- G_CALLBACK (hello), NULL);
-
- /* This will cause the window to be destroyed by calling
- * gtk_widget_destroy(window) when "clicked". Again, the destroy
- * signal could come from here, or the window manager. */
- g_signal_connect_swapped (G_OBJECT (button), "clicked",
- G_CALLBACK (gtk_widget_destroy),
- G_OBJECT (window));
-
- /* This packs the button into the window (a gtk container). */
- gtk_container_add (GTK_CONTAINER (window), button);
-
- /* The final step is to display this newly created widget. */
- gtk_widget_show (button);
-
- /* and the window */
- gtk_widget_show (window);
-
- /* All GTK applications must have a gtk_main(). Control ends here
- * and waits for an event to occur (like a key press or
- * mouse event). */
- gtk_main ();
-
- return 0;
-}