Function widget_from_path

src/laybasic/laybasic/gtf.cc:182–258

}

static QWidget *
widget_from_path (const char *p, int xml_line)
{
  tl::Extractor x (p);

  std::string name;
  std::string cls;
  int nwidget = 1;
  bool more = false;

  QObject *w = 0;
  do {

    more = extract_widget_path (x, name, cls, nwidget);

    int n = nwidget;
    QObject *pw = w;
    if (w == 0) {
      QWidgetList tl_widgets = QApplication::topLevelWidgets ();
      for (QWidgetList::const_iterator tl = tl_widgets.begin (); tl != tl_widgets.end (); ++tl) {
        if (is_widget (*tl) && (*tl)->objectName () == tl::to_qstring (name) && (cls.empty () || cls == (*tl)->metaObject ()->className ()) && --n == 0) {
          w = *tl;
          break;
        }
      }
    } else {
      w = 0;
      QObjectList children = pw->children ();
      for (QObjectList::const_iterator child = children.begin (); child != children.end (); ++child) {
        if (is_widget (*child) && (*child)->objectName () == tl::to_qstring (name) && (cls.empty () || cls == (*child)->metaObject ()->className ()) && --n == 0) {
          w = *child;
          break;
        }
      }
    }

    if (w == 0) {
      std::string names;
      if (pw == 0) {
        QWidgetList tl_widgets = QApplication::topLevelWidgets ();
        for (QWidgetList::const_iterator tl = tl_widgets.begin (); tl != tl_widgets.end (); ++tl) {
          if (is_widget (*tl)) {
            if (! names.empty ()) {
              names += ",";
            }
            names += tl::to_string ((*tl)->objectName ());
            names += "(";
            names += (*tl)->metaObject ()->className ();
            names += ")";
          }
        }
      } else {
        QObjectList children = pw->children ();
        for (QObjectList::const_iterator child = children.begin (); child != children.end (); ++child) {
          if (is_widget (*child)) {
            if (! names.empty ()) {
              names += ",";
            }