gem-graph-client/(notes, menus)

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https://discourse.gnome.org/t/when-do-we-really-have-to-use-gtk-popover-present-to-show-a-popover-at-a-given-widget/17566/5
https://stackoverflow.com/questions/69135934/creating-a-simple-menubar-menu-and-menu-item-in-c-using-gtk4
#include <gtk/gtk.h>
static void action_clbk ( GSimpleAction *simple_action, G_GNUC_UNUSED GVariant *parameter, G_GNUC_UNUSED gpointer *data )
{
g_print ( "The action %s was clicked.\n", g_action_get_name ( G_ACTION ( simple_action ) ) );
}
static void activate ( GApplication *app, G_GNUC_UNUSED gpointer *data )
{
GtkWidget *win;
GSimpleAction *act_connect;
GSimpleAction *act_disconnect;
/// ***
GMenu *menu_bar;
GMenu *network_menu;
GMenu *server_menu;
/// ***
GMenuItem *menu_item_connect;
GMenuItem *menu_item_disconnect;
/// *** Menu Bar
menu_bar = g_menu_new();
/// *** Network_Menu
network_menu = g_menu_new();
g_menu_append_submenu ( menu_bar, "Network", G_MENU_MODEL ( network_menu ) );
/// *** Server_Menu
server_menu = g_menu_new();
g_menu_append_submenu ( network_menu, "Server", G_MENU_MODEL ( server_menu ) );
/// ***
win = gtk_application_window_new ( GTK_APPLICATION ( app ) );
gtk_window_set_title ( GTK_WINDOW ( win ), "IRC Client" );
gtk_window_set_default_size ( GTK_WINDOW ( win ), 400, 400 );
/// *** Create Connect and Disconnect Actions
act_connect = g_simple_action_new ( "connect", NULL );
act_disconnect = g_simple_action_new ( "disconnect", NULL );
/// *** Add them to the ActionMap
g_action_map_add_action ( G_ACTION_MAP ( app ), G_ACTION ( act_connect ) );
g_action_map_add_action ( G_ACTION_MAP ( app ), G_ACTION ( act_disconnect ) );
/// *** Connect them to the activate Signal
g_signal_connect ( act_connect, "activate", G_CALLBACK ( action_clbk ), NULL );
g_signal_connect ( act_disconnect, "activate", G_CALLBACK ( action_clbk ), NULL );
/// *** Create the Connect Item
menu_item_connect = g_menu_item_new ( "Connect", "app.connect" );
g_menu_append_item ( server_menu, menu_item_connect );
/// *** Create the Disconnect Item
menu_item_disconnect = g_menu_item_new ( "Disconnect", "app.disconnect" );
g_menu_append_item ( server_menu, menu_item_disconnect );
/// ***
gtk_application_set_menubar ( GTK_APPLICATION ( app ), G_MENU_MODEL ( menu_bar ) );
gtk_application_window_set_show_menubar ( GTK_APPLICATION_WINDOW ( win ), TRUE );
/// ***
gtk_window_present ( GTK_WINDOW ( win ) );
/// *** Clean
g_object_unref ( act_connect );
g_object_unref ( act_disconnect );
g_object_unref ( menu_item_connect );
g_object_unref ( menu_item_disconnect );
g_object_unref ( server_menu );
g_object_unref ( network_menu );
g_object_unref ( menu_bar );
}
int main ( int argc, char **argv )
{
GtkApplication *app;
int stat;
/// ***
app = gtk_application_new ( "com.ircclient", G_APPLICATION_FLAGS_NONE );
g_signal_connect ( app, "activate", G_CALLBACK ( activate ), NULL );
/// ***
stat = g_application_run ( G_APPLICATION ( app ), argc, argv );
g_object_unref ( app );
/// ***
return stat;
}