1 files changed, 35 insertions, 0 deletions
diff --git a/src/ui/builder-utils.h b/src/ui/builder-utils.h
new file mode 100644
index 0000000..ef6d181
--- /dev/null
+++ b/src/ui/builder-utils.h
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * @brief Gtk builder utilities
+ */
+/* Authors:
+ *   Michael Kowalski
+ *
+ * Copyright (C) 2021 Michael Kowalski
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef SEEN_BUILDER_UTILS_H
+#define SEEN_BUILDER_UTILS_H
+
+#include <gtkmm/builder.h>
+
+namespace Inkscape {
+namespace UI {
+
+// get widget from builder or throw
+template<class W> W& get_widget(Glib::RefPtr<Gtk::Builder>& builder, const char* id) {
+    W* widget;
+    builder->get_widget(id, widget);
+        if (!widget) {
+        throw std::runtime_error("Missing widget in a glade resource file");
+    }
+    return *widget;
+}
+
+// load glade file from share/ui folder and return builder; throws on errors
+Glib::RefPtr<Gtk::Builder> create_builder(const char* filename);
+
+} } // namespace
+
+#endif // SEEN_BUILDER_UTILS_H
+\ No newline at end of file