adw: implement required AlertDialog functions

1 files changed, 28 insertions, 0 deletions

diff --git a/adw/src/helpers/async_callback.cpp b/adw/src/helpers/async_callback.cpp
new file mode 100644
index 0000000..4f148f0
--- /dev/null
+++ b/adw/src/helpers/async_callback.cpp
@@ -0,0 +1,28 @@
+#include "adwaitamm/helpers/async_callback.hpp"
+
+#include <glibmm/exceptionhandler.h>
+#include <glibmm/object.h>
+
+#include <giomm/asyncresult.h>
+
+#include <memory>
+
+namespace Adwaita::helpers
+{
+
+  auto async_callback(GObject *, GAsyncResult * result, void * data) noexcept -> void
+  {
+    auto slot = std::unique_ptr<Gio::SlotAsyncReady>(static_cast<Gio::SlotAsyncReady *>(data));
+
+    try
+    {
+      auto actual_result = Glib::wrap(result, true);
+      (*slot)(actual_result);
+    }
+    catch (...)
+    {
+      Glib::exception_handlers_invoke();
+    }
+  }
+
+}  // namespace Adwaita::helpers
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