_ff-addon-snippet-Gtk_SetWindowUrgency.js

## _ff-addon-snippet-Gtk_SetWindowUrgency.js
Components.utils.import('resource://gre/modules/Services.jsm');
var browserWindow = Services.wm.getMostRecentWindow('navigator:browser');
if (!browserWindow) {
    throw new Error('No browser window found');
}

var baseWindow = browserWindow.QueryInterface(Ci.nsIInterfaceRequestor)
                              .getInterface(Ci.nsIWebNavigation)
                              .QueryInterface(Ci.nsIDocShellTreeItem)
                              .treeOwner
                              .QueryInterface(Ci.nsIInterfaceRequestor)
                              .getInterface(Ci.nsIBaseWindow);

var GDKWindowPtrString = baseWindow.nativeHandle;

Components.utils.import('resource://gre/modules/ctypes.jsm');

var gdk = ctypes.open('libgdk-x11-2.0.so.0');
var gtk = ctypes.open('libgtk-x11-2.0.so.0');

// types
let GdkWindow = ctypes.StructType('GdkWindow');
let gpointer = ctypes.voidptr_t;
let gboolean = ctypes.bool;
let GtkWindow = ctypes.StructType('GtkWindow');
//let GtkWidget = ctypes.StructType('GtkWidget');

var gdk_window_get_user_data = gdk.declare('gdk_window_get_user_data', ctypes.default_abi, ctypes.void_t, GdkWindow.ptr, gpointer.ptr);

//var gtk_widget_get_window = gtk.declare('gtk_widget_get_window', ctypes.default_abi, GtkWidget.ptr); // for getGdkWindowFromGtkWindow
var gtk_window_set_urgency_hint = gtk.declare('gtk_window_set_urgency_hint', ctypes.default_abi, ctypes.void_t, GtkWindow.ptr, gboolean)

var browserWindow_madeIntoGdkWinPtr = GdkWindow.ptr(ctypes.UInt64(GDKWindowPtrString));

var gptr = gpointer();
var rez_gwgud = gdk_window_get_user_data(browserWindow_madeIntoGdkWinPtr, gptr.address());
console.info('rez_gwgud:', rez_gwgud, /*rez_gwgud.toString(),*/ uneval(rez_gwgud)); // return is void so cant do .toString on it

var browserWindow_madeIntoGtkWindowPtr = ctypes.cast(gptr, GtkWindow.ptr);

var rez_gwsuh = gtk_window_set_urgency_hint(browserWindow_madeIntoGtkWindowPtr, true); // returns void
console.info('rez_gwsuh:', rez_gwsuh, uneval(rez_gwsuh)); // is void so cant do .toString() on it

gdk.close();
gtk.close();