hello-world GTK2 test

hello.c (text/x-csrc), 709 bytes, created by brankob on 2021-10-17 16:08:47 UTC

#include <gtk/gtk.h>

static void button_callback(GtkButton *button, gpointer user_data)
{
	g_print(user_data);
}


int main(int argc, char **argv)
{
	GtkWidget *window;
	GtkWidget *button;

	gtk_init(&argc, &argv);
	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	button = gtk_button_new_with_label("Hello world");
	g_signal_connect(button, "clicked", G_CALLBACK(button_callback), "Hello world!!!\n");
	g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
	gtk_container_add(GTK_CONTAINER(window), button);
	gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
	gtk_window_set_title(GTK_WINDOW(window), "Hello gtk world");
	gtk_widget_show_all(window);
	gtk_main();
	return 0;
}