Route app async work through AppRuntime

src/app_dialogs_workflow.cpp

@@ -1,6 +1,7 @@
 #include "pch.h"
 #include "app.h"
 #include "app_core/document_resize.h"
+#include "legacy_document_open_services.h"
 #include "legacy_document_canvas_services.h"
 #include "legacy_document_session_services.h"
 #include "legacy_ui_overlay_services.h"
@@ -10,32 +11,6 @@
 
 namespace {
 
-void wire_document_browse_dialog_actions(
-    App& app,
-    const std::shared_ptr<NodeDialogBrowse>& dialog,
-    Node& overlay_anchor,
-    pp::ui::NodeHandle overlay_handle)
-{
-    const auto close_dialog = [&overlay_anchor, overlay_handle]() {
-        const auto close_status =
-            pp::panopainter::close_legacy_overlay_node(overlay_anchor, overlay_handle);
-        (void)close_status;
-    };
-
-    dialog->btn_ok->on_click = [&app, dialog, close_dialog](Node*)
-    {
-        if (dialog->is_selected())
-        {
-            app.open_document(dialog->selected_path);
-            close_dialog();
-        }
-    };
-    dialog->btn_cancel->on_click = [close_dialog](Node*)
-    {
-        close_dialog();
-    };
-}
-
 void wire_document_save_dialog_buttons(
     App& app,
     const std::shared_ptr<NodeDialogSave>& dialog,
@@ -201,7 +176,11 @@ void App::dialog_browse()
             return;
         }
         const auto overlay_handle = overlay.value();
-        wire_document_browse_dialog_actions(*this, dialog, *overlay_anchor, overlay_handle);
+        pp::panopainter::wire_legacy_document_browse_dialog_actions(
+            *this,
+            dialog,
+            *overlay_anchor,
+            overlay_handle);
     };
 
     continue_document_workflow_after_optional_save(show_dialog);