Centralize retained document session dialog closing

src/legacy_document_session_services.cpp

@@ -7,6 +7,7 @@
 #include "legacy_document_canvas_services.h"
 #include "legacy_canvas_view_services.h"
 #include "legacy_history_services.h"
+#include "legacy_ui_overlay_services.h"
 #include "node_dialog_open.h"
 
 #include <utility>
@@ -117,8 +118,7 @@ void create_legacy_new_document(
     app.canvas->m_canvas->m_newdoc = false;
     app.title_update();
 
-    dialog->destroy();
-    App::I->hideKeyboard();
+    pp::panopainter::close_legacy_dialog_and_hide_keyboard(app, *dialog);
 }
 
 class LegacyNewDocumentServices final : public pp::app::NewDocumentServices {
@@ -144,7 +144,7 @@ public:
         auto dialog = dialog_;
         msgbox->btn_ok->on_click = [app, msgbox, dialog, plan](Node*) {
             create_legacy_new_document(*app, plan, dialog);
-            msgbox->destroy();
+            pp::panopainter::close_legacy_dialog_node(*msgbox);
         };
     }
 
@@ -163,8 +163,7 @@ void save_legacy_document_file(
     app.doc_path = plan.target.path;
     app.doc_dir = plan.target.directory;
     app.title_update();
-    dialog->destroy();
-    App::I->hideKeyboard();
+    pp::panopainter::close_legacy_dialog_and_hide_keyboard(app, *dialog);
 }
 
 class LegacyDocumentFileSaveServices final : public pp::app::DocumentFileSaveServices {
@@ -191,7 +190,7 @@ public:
         auto dialog = dialog_;
         msgbox->btn_ok->on_click = [app, msgbox, dialog, plan](Node*) {
             save_legacy_document_file(*app, plan, dialog);
-            msgbox->destroy();
+            pp::panopainter::close_legacy_dialog_node(*msgbox);
         };
     }
 
@@ -245,7 +244,7 @@ public:
             Canvas::I->m_unsaved = false;
         };
         m->btn_cancel->on_click = [dialog_already_opened, m](Node*) {
-            m->destroy();
+            pp::panopainter::close_legacy_dialog_node(*m);
             *dialog_already_opened = false;
         };
         dialog_already_opened_ = true;
@@ -313,11 +312,11 @@ public:
                     app->message_box(plan.title, plan.message, plan.show_cancel);
                 }
             });
-            m->destroy();
+            pp::panopainter::close_legacy_dialog_node(*m);
         };
         m->btn_cancel->on_click = [m, action](Node*) {
             action();
-            m->destroy();
+            pp::panopainter::close_legacy_dialog_node(*m);
         };
     }