Extract file menu binding and Win32 splash helper

cmake/PanoPainterSources.cmake

@@ -94,6 +94,7 @@ set(PP_PANOPAINTER_APP_SOURCES
     src/app_dialogs.cpp
     src/app_events.cpp
     src/app_layout.cpp
+    src/app_layout_file_menu.cpp
     src/app_layout_tools_menu.cpp
     src/app_shaders.cpp
     src/app_vr.cpp
@@ -161,6 +162,8 @@ set(PP_WINDOWS_PLATFORM_SOURCES
     src/main.cpp
     src/platform_windows/windows_platform_services.cpp
     src/platform_windows/windows_platform_services.h
+    src/platform_windows/windows_splash.cpp
+    src/platform_windows/windows_splash.h
 )
 
 set(PP_WINDOWS_APP_SOURCES

docs/modernization/roadmap.md

@@ -80,10 +80,10 @@ What is still carrying too much live ownership:
 Current hotspot files:
 
 - `src/canvas.cpp`: 2645 lines
-- `src/app_layout.cpp`: 1498 lines
+- `src/app_layout.cpp`: 1360 lines
 - `src/canvas_modes.cpp`: 1798 lines
 - `src/node.cpp`: 1551 lines
-- `src/main.cpp`: 1374 lines
+- `src/main.cpp`: 1181 lines
 - `src/node_panel_brush.cpp`: 1197 lines
 - `src/node_stroke_preview.cpp`: 933 lines
 - `src/node_canvas.cpp`: 888 lines
@@ -127,7 +127,9 @@ Current architecture mismatches that must be treated as real blockers:
   rather than thin composition/binding surfaces, even though tools-menu binding
   plus nested panels/options submenu wiring now live in
   `src/app_layout_tools_menu.cpp` and `App::init_menu_tools()` is now a thin
-  call-through.
+  call-through, while file-menu binding plus the export submenu wiring now also
+  live in `src/app_layout_file_menu.cpp` and `App::init_menu_file()` is now a
+  thin call-through.
 - `App`, `Canvas`, `Node`, retained workers, and platform entrypoints still use
   global singleton reach, raw observer pointers, retained static worker
   ownership in several app families, and ad hoc mutex/condition-variable
@@ -149,7 +151,10 @@ Current architecture mismatches that must be treated as real blockers:
   local worker-state helper instead of a bare static accessor, the
   prepared-file worker and the canvas async import/export/save/open worker now
   live under `AppRuntime` instead of retained static app-events/canvas
-  workers, `App::rec_loop()` now delegates worker-iteration orchestration into
+  workers, and the splash-screen dialog loop, HWND ownership, and bitmap setup
+  now live in `src/platform_windows/windows_splash.cpp` instead of
+  `src/main.cpp`,
+  while `App::rec_loop()` now delegates worker-iteration orchestration into
   the retained recording bridge, `App::update_rec_frames()` now delegates
   recording label refresh through that same retained recording path, and the
   canvas state-management cluster for picking, clear/clear-all, layer

docs/modernization/tasks.md

@@ -271,7 +271,7 @@ targets look like helpers under one old monolith.
 Status: In Progress
 
 Why now:
-`src/app_layout.cpp` is still a 1498-line mixed file that builds menus,
+`src/app_layout.cpp` is still a 1360-line mixed file that builds menus,
 attaches callbacks, computes planner inputs, and mutates UI state directly.
 
 Current slice:
@@ -279,6 +279,10 @@ Current slice:
   now lives in `src/app_layout_tools_menu.cpp`, and `App::init_menu_tools()`
   is now a thin call-through, but file/about/layer/sidebar and broader layout
   composition are still inline in `src/app_layout.cpp`.
+- File-menu UI binding, including the export submenu wiring, now also lives in
+  `src/app_layout_file_menu.cpp`, and `App::init_menu_file()` is now a thin
+  call-through, but about/layer/sidebar and broader layout composition are
+  still inline in `src/app_layout.cpp`.
 
 Write scope:
 - `src/app_layout.cpp`
@@ -392,6 +396,9 @@ Current slice:
 - `main.cpp` Win32 window handles, GL task/mutex state, splash-dialog state,
   stylus timers, and VR worker state now sit behind one retained local state
   object instead of separate file-scope globals
+- the splash-screen dialog loop, HWND ownership, and bitmap setup now also live
+  in `src/platform_windows/windows_splash.cpp` instead of `src/main.cpp`, and
+  `main.cpp` now just owns the helper lifecycle
 - Win32 async GL/context lock state now lives in
   `src/platform_windows/windows_platform_services.cpp` instead of `main.cpp`
   retained state, and `main.cpp` only seeds that platform-owned context handle

src/app_layout.cpp

@@ -13,8 +13,6 @@
 #include "app_core/canvas_tool_ui.h"
 #include "app_core/document_layer.h"
 #include "app_core/document_canvas.h"
-#include "app_core/document_export.h"
-#include "app_core/file_menu.h"
 #include "app_core/app_status.h"
 #include "app_core/main_toolbar.h"
 #include "app_core/tools_menu.h"
@@ -34,6 +32,7 @@
 #include <vector>
 
 namespace pp::panopainter {
+void bind_legacy_file_menu(App& app);
 void bind_legacy_tools_menu(App& app);
 }
 
@@ -54,16 +53,6 @@ bool apply_brush_preset_plan(App& app, const std::shared_ptr<Brush>& brush)
     return pp::panopainter::apply_legacy_brush_preset_plan(app, brush);
 }
 
-bool apply_document_export_menu_plan(App& app, pp::app::DocumentExportMenuKind kind)
-{
-    return pp::panopainter::apply_legacy_document_export_menu_plan(app, kind);
-}
-
-void apply_file_menu_plan(App& app, pp::app::FileMenuCommand command)
-{
-    pp::panopainter::apply_legacy_file_menu_command(app, command);
-}
-
 std::shared_ptr<NodePopupMenu> add_menu_popup(
     App& app,
     const char* template_id,
@@ -752,138 +741,7 @@ void App::init_toolbar_draw()
 
 void App::init_menu_file()
 {
-    if (auto* menu_file = layout[main_id]->find<NodeButtonCustom>("menu-file"))
-    {
-        menu_file->on_click = [this, menu_file](Node*) {
-            auto* popup_root = layout[main_id];
-            if (!popup_root) {
-                return;
-            }
-            const auto open_checked_menu_popup = [this, popup_root](const char* id, glm::vec2 pos, float width)
-                -> std::pair<std::shared_ptr<NodePopupMenu>, pp::ui::NodeHandle>
-            {
-                auto popup = add_menu_popup(*this, id, pos, width);
-                if (!popup) {
-                    return {};
-                }
-                pp::panopainter::detach_legacy_node_from_parent(*popup);
-                auto popup_overlay = pp::panopainter::open_legacy_overlay_node_with_handle(*popup_root, popup);
-                if (!popup_overlay) {
-                    pp::panopainter::destroy_legacy_node(*popup);
-                    return {};
-                }
-                return { popup, popup_overlay.value() };
-            };
-
-            glm::vec2 pos = menu_file->m_pos + glm::vec2(0, menu_file->m_size.y);
-            const auto [popup, popup_handle] = open_checked_menu_popup("file-menu", pos, menu_file->m_size.x);
-            if (!popup)
-                return;
-
-            if (auto b = popup->find<NodeButtonCustom>("file-newdoc"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::new_document);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-import"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::import_image);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-open"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::open_project);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-browse"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::browse_cloud);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-save"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::save);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-save-as"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::save_as);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-save-ver"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::save_version);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-export"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::export_jpeg);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-export-tick"))
-                b->on_click = [this, b, popup_root, popup_handle, open_checked_menu_popup](Node*) {
-                    glm::vec2 pos = b->m_pos + glm::vec2(b->m_size.x, 0);
-                    const auto [subpopup, subpopup_handle] = open_checked_menu_popup("file-submenu-export", pos, b->m_size.x);
-                    if (!subpopup)
-                        return;
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-png")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::png);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-layers")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::layers);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-cube")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::cube_faces);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-depth")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::depth);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-anim")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::animation_frames);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-anim-mp4")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::animation_mp4);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-                    subpopup->find<NodeButtonCustom>("file-submenu-export-timelapse")->on_click = [this, popup_root, popup_handle, subpopup_handle](Node*) {
-                        apply_document_export_menu_plan(*this, pp::app::DocumentExportMenuKind::timelapse);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
-                    };
-            };
-            if (auto b = popup->find<NodeButtonCustom>("file-share"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::share);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-resize"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::resize);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-cloud-upload"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::cloud_upload);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-            if (auto b = popup->find<NodeButtonCustom>("file-cloud-browse"))
-                b->on_click = [this, popup_root, popup_handle](Node*) {
-                    apply_file_menu_plan(*this, pp::app::FileMenuCommand::cloud_browse);
-                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
-                };
-        };
-    }
+    pp::panopainter::bind_legacy_file_menu(*this);
 }
 
 void App::init_menu_edit()

src/app_layout_file_menu.cpp

@@ -0,0 +1,190 @@
+#include "pch.h"
+#include "app.h"
+#include "app_core/document_export.h"
+#include "app_core/file_menu.h"
+#include "legacy_app_shell_services.h"
+#include "legacy_ui_overlay_services.h"
+#include "node_button_custom.h"
+#include "node_popup_menu.h"
+
+namespace {
+
+void apply_document_export_menu_plan(App& app, pp::app::DocumentExportMenuKind kind)
+{
+    (void)pp::panopainter::apply_legacy_document_export_menu_plan(app, kind);
+}
+
+void apply_file_menu_plan(App& app, pp::app::FileMenuCommand command)
+{
+    pp::panopainter::apply_legacy_file_menu_command(app, command);
+}
+
+std::shared_ptr<NodePopupMenu> add_menu_popup(
+    App& app,
+    const char* template_id,
+    glm::vec2 position,
+    float rtl_anchor_width)
+{
+    const auto popup = pp::panopainter::add_legacy_popup_menu(
+        app,
+        template_id,
+        position.x,
+        position.y,
+        rtl_anchor_width);
+    if (!popup) {
+        LOG("Popup menu '%s' failed: %s", template_id ? template_id : "<null>", popup.status().message);
+        return nullptr;
+    }
+    return popup.value();
+}
+
+void close_legacy_overlay_handle_ignoring_status(
+    Node& anchor,
+    pp::ui::NodeHandle overlay) noexcept
+{
+    (void)pp::panopainter::close_legacy_overlay_node(anchor, overlay);
+}
+
+} // namespace
+
+namespace pp::panopainter {
+
+void bind_legacy_file_menu(App& app)
+{
+    auto main = app.layout[app.main_id];
+
+    if (auto* menu_file = main->find<NodeButtonCustom>("menu-file"))
+    {
+        menu_file->on_click = [&app, menu_file](Node*) {
+            auto* popup_root = app.layout[app.main_id];
+            if (!popup_root) {
+                return;
+            }
+            const auto open_checked_menu_popup = [popup_root](App& app_ref, const char* id, glm::vec2 pos, float width)
+                -> std::pair<std::shared_ptr<NodePopupMenu>, pp::ui::NodeHandle>
+            {
+                auto popup = add_menu_popup(app_ref, id, pos, width);
+                if (!popup) {
+                    return {};
+                }
+                pp::panopainter::detach_legacy_node_from_parent(*popup);
+                auto popup_overlay = pp::panopainter::open_legacy_overlay_node_with_handle(*popup_root, popup);
+                if (!popup_overlay) {
+                    pp::panopainter::destroy_legacy_node(*popup);
+                    return {};
+                }
+                return { popup, popup_overlay.value() };
+            };
+
+            glm::vec2 pos = menu_file->m_pos + glm::vec2(0, menu_file->m_size.y);
+            const auto [popup, popup_handle] = open_checked_menu_popup(app, "file-menu", pos, menu_file->m_size.x);
+            if (!popup)
+                return;
+
+            if (auto b = popup->find<NodeButtonCustom>("file-newdoc"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::new_document);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-import"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::import_image);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-open"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::open_project);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-browse"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::browse_cloud);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-save"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::save);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-save-as"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::save_as);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-save-ver"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::save_version);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-export"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::export_jpeg);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-export-tick"))
+                b->on_click = [&app, b, popup_root, popup_handle, open_checked_menu_popup](Node*) {
+                    glm::vec2 pos = b->m_pos + glm::vec2(b->m_size.x, 0);
+                    const auto [subpopup, subpopup_handle] = open_checked_menu_popup(app, "file-submenu-export", pos, b->m_size.x);
+                    if (!subpopup)
+                        return;
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-png")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::png);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-layers")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::layers);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-cube")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::cube_faces);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-depth")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::depth);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-anim")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::animation_frames);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-anim-mp4")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::animation_mp4);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                    subpopup->find<NodeButtonCustom>("file-submenu-export-timelapse")->on_click = [&app, popup_root, popup_handle, subpopup_handle](Node*) {
+                        apply_document_export_menu_plan(app, pp::app::DocumentExportMenuKind::timelapse);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                        close_legacy_overlay_handle_ignoring_status(*popup_root, subpopup_handle);
+                    };
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-share"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::share);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-resize"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::resize);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-cloud-upload"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::cloud_upload);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+            if (auto b = popup->find<NodeButtonCustom>("file-cloud-browse"))
+                b->on_click = [&app, popup_root, popup_handle](Node*) {
+                    apply_file_menu_plan(app, pp::app::FileMenuCommand::cloud_browse);
+                    close_legacy_overlay_handle_ignoring_status(*popup_root, popup_handle);
+                };
+        };
+    }
+}
+
+} // namespace pp::panopainter

src/main.cpp

@@ -12,6 +12,7 @@
 #include "legacy_preference_storage.h"
 #include "renderer_gl/opengl_capabilities.h"
 #include "platform_windows/windows_platform_services.h"
+#include "platform_windows/windows_splash.h"
 #include "../resource.h"
 
 #include <shellscalingapi.h>
@@ -61,7 +62,6 @@ struct RetainedState
     std::mutex hmd_render_mutex;
     std::condition_variable hmd_render_cv;
     std::unique_ptr<Vive> vive;
-    HWND splash_dialog{};
 };
 
 RetainedState& retained_state()
@@ -669,84 +669,6 @@ void win32_save_window_state()
         p.rcNormalPosition.right,
         p.rcNormalPosition.bottom });
 }
-
-HBITMAP image_to_hbitmap(const Image& img)
-{
-    BITMAPINFOHEADER bmih;
-    memset(&bmih, 0, sizeof(BITMAPINFOHEADER));
-    bmih.biWidth = img.width;
-    bmih.biHeight = img.height;
-    bmih.biBitCount = 32;
-    bmih.biCompression = BI_RGB;
-    bmih.biSize = sizeof(BITMAPINFOHEADER);
-    bmih.biPlanes = 1;
-    BITMAPINFO* bmi = (BITMAPINFO*)&bmih;
-    return CreateDIBitmap(GetDC(NULL), &bmih, CBM_INIT, img.data(), bmi, DIB_RGB_COLORS);
-}
-
-LRESULT CALLBACK splash_proc(HWND hWndDlg, UINT Msg, WPARAM wParam, LPARAM lParam)
-{
-    switch (Msg)
-    {
-    case WM_INITDIALOG:
-    {
-        auto monitor = MonitorFromWindow(0, MONITOR_DEFAULTTOPRIMARY);
-        auto x = unsigned{ 96 };
-        auto y = unsigned{ 96 };
-        if (GetDpiForMonitor_fn)
-            GetDpiForMonitor_fn(monitor, MDT_EFFECTIVE_DPI, &x, &y);
-        float z = (float)x / 96.f;
-
-        static char base_path[MAX_PATH];
-        GetCurrentDirectoryA(MAX_PATH, base_path);
-        std::string path = std::string(base_path) + "\\data\\splash.jpg";
-        //auto hbitmap = (HBITMAP)LoadImageA(NULL, path.c_str(), IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
-        Image img;
-        img.load_file(path);
-        img.flip();
-        auto hbitmap = image_to_hbitmap(img.resize(512 * z, 200 * z));
-        SendMessage(GetDlgItem(hWndDlg, IDC_STATIC_IMAGE), STM_SETIMAGE, (WPARAM)IMAGE_BITMAP, (LPARAM)hbitmap);
-        SetDlgItemText(hWndDlg, IDC_STATIC_VERSION, g_version_number_w);
-
-        RECT r;
-        GetClientRect(hWndDlg, &r);
-        MoveWindow(GetDlgItem(hWndDlg, IDC_STATIC_IMAGE), 0, 0, 512 * z, 200 * z, TRUE);
-        SetWindowPos(hWndDlg, HWND_TOP, 0, 0, 512 * z, 200 * z, SWP_NOMOVE);
-
-        HWND hWndVersion = GetDlgItem(hWndDlg, IDC_STATIC_VERSION);
-        RECT rv;
-        GetClientRect(hWndVersion, &rv);
-        MoveWindow(hWndVersion, 0, 200 * z - (rv.bottom - rv.top), r.right - r.left, rv.bottom - rv.top, TRUE);
-
-        return TRUE;
-    }
-    case WM_USER_CLOSE:
-        PostQuitMessage(0);
-        return TRUE;
-    }
-
-    return DefWindowProc(hWndDlg, Msg, wParam, lParam);;
-}
-
-void splash_thread_loop()
-{
-    auto& state = retained_state();
-    BT_SetTerminate();
-    state.splash_dialog = CreateDialog(state.hInst, MAKEINTRESOURCE(IDD_SPLASH), NULL, reinterpret_cast<DLGPROC>(splash_proc));
-
-    MSG msg;
-    while (GetMessage(&msg, 0, 0, 0) > 0)
-    {
-        if (IsDialogMessage(state.splash_dialog, &msg))
-        {
-            DispatchMessage(&msg);
-            TranslateMessage(&msg);
-        }
-    }
-
-    DestroyWindow(state.splash_dialog);
-}
-
 BOOL UnadjustWindowRectEx(LPRECT prc, DWORD dwStyle, BOOL fMenu, DWORD dwExStyle)
 {
     RECT rc;
@@ -811,7 +733,7 @@ int main(int argc, char** argv)
         LOG("data files ok");
     }
 
-    std::jthread dialog_thread(splash_thread_loop);
+    pp::platform::windows::SplashScreen splash(GetModuleHandle(NULL));
 
     init_vk_map();
 
@@ -1022,9 +944,7 @@ int main(int argc, char** argv)
     SetForegroundWindow(state.hWnd);
     //ShowWindow(hWnd, show_cmd);
 
-    SendMessage(state.splash_dialog, WM_USER_CLOSE, 0, 0);
-    if (dialog_thread.joinable())
-        dialog_thread.join();
+    splash.dismiss();
 
     MSG msg;
     LOG("start main loop");

src/platform_windows/windows_splash.cpp

@@ -0,0 +1,124 @@
+#include "pch.h"
+#include "platform_windows/windows_splash.h"
+
+#include "app.h"
+#include "image.h"
+#include "log.h"
+#include "version.h"
+
+#include "../resource.h"
+
+#include <chrono>
+#include <shellscalingapi.h>
+#include <string>
+#include <stop_token>
+
+extern HRESULT(*GetDpiForMonitor_fn)(HMONITOR hmonitor, MONITOR_DPI_TYPE dpiType, UINT* dpiX, UINT* dpiY);
+
+namespace {
+
+constexpr UINT kSplashCloseMessage = WM_USER + 1;
+
+HBITMAP image_to_hbitmap(const Image& img)
+{
+    BITMAPINFOHEADER bmih;
+    memset(&bmih, 0, sizeof(BITMAPINFOHEADER));
+    bmih.biWidth = img.width;
+    bmih.biHeight = img.height;
+    bmih.biBitCount = 32;
+    bmih.biCompression = BI_RGB;
+    bmih.biSize = sizeof(BITMAPINFOHEADER);
+    bmih.biPlanes = 1;
+    BITMAPINFO* bmi = (BITMAPINFO*)&bmih;
+    return CreateDIBitmap(GetDC(NULL), &bmih, CBM_INIT, img.data(), bmi, DIB_RGB_COLORS);
+}
+
+LRESULT CALLBACK splash_proc(HWND hWndDlg, UINT Msg, WPARAM wParam, LPARAM lParam)
+{
+    switch (Msg)
+    {
+    case WM_INITDIALOG:
+    {
+        auto monitor = MonitorFromWindow(0, MONITOR_DEFAULTTOPRIMARY);
+        auto x = unsigned{ 96 };
+        auto y = unsigned{ 96 };
+        if (GetDpiForMonitor_fn)
+            GetDpiForMonitor_fn(monitor, MDT_EFFECTIVE_DPI, &x, &y);
+        float z = (float)x / 96.f;
+
+        static char base_path[MAX_PATH];
+        GetCurrentDirectoryA(MAX_PATH, base_path);
+        std::string path = std::string(base_path) + "\\data\\splash.jpg";
+        Image img;
+        img.load_file(path);
+        img.flip();
+        auto hbitmap = image_to_hbitmap(img.resize(512 * z, 200 * z));
+        SendMessage(GetDlgItem(hWndDlg, IDC_STATIC_IMAGE), STM_SETIMAGE, (WPARAM)IMAGE_BITMAP, (LPARAM)hbitmap);
+        SetDlgItemText(hWndDlg, IDC_STATIC_VERSION, g_version_number_w);
+
+        RECT r;
+        GetClientRect(hWndDlg, &r);
+        MoveWindow(GetDlgItem(hWndDlg, IDC_STATIC_IMAGE), 0, 0, 512 * z, 200 * z, TRUE);
+        SetWindowPos(hWndDlg, HWND_TOP, 0, 0, 512 * z, 200 * z, SWP_NOMOVE);
+
+        HWND hWndVersion = GetDlgItem(hWndDlg, IDC_STATIC_VERSION);
+        RECT rv;
+        GetClientRect(hWndVersion, &rv);
+        MoveWindow(hWndVersion, 0, 200 * z - (rv.bottom - rv.top), r.right - r.left, rv.bottom - rv.top, TRUE);
+
+        return TRUE;
+    }
+    case kSplashCloseMessage:
+        PostQuitMessage(0);
+        return TRUE;
+    }
+
+    return DefWindowProc(hWndDlg, Msg, wParam, lParam);
+}
+
+}
+
+namespace pp::platform::windows {
+
+SplashScreen::SplashScreen(HINSTANCE hInst)
+    : hInst_(hInst)
+    , thread_([this](std::stop_token) { thread_main(); })
+{
+}
+
+SplashScreen::~SplashScreen()
+{
+    dismiss();
+}
+
+void SplashScreen::dismiss()
+{
+    if (HWND dialog = dialog_.load(std::memory_order_acquire))
+        SendMessage(dialog, kSplashCloseMessage, 0, 0);
+    if (thread_.joinable())
+        thread_.join();
+}
+
+void SplashScreen::thread_main()
+{
+    BT_SetTerminate();
+    HWND dialog = CreateDialog(hInst_, MAKEINTRESOURCE(IDD_SPLASH), NULL, reinterpret_cast<DLGPROC>(splash_proc));
+    dialog_.store(dialog, std::memory_order_release);
+    if (!dialog)
+        return;
+
+    MSG msg;
+    while (GetMessage(&msg, 0, 0, 0) > 0)
+    {
+        if (IsDialogMessage(dialog, &msg))
+        {
+            DispatchMessage(&msg);
+            TranslateMessage(&msg);
+        }
+    }
+
+    if (HWND dialog = dialog_.exchange(nullptr))
+        DestroyWindow(dialog);
+}
+
+}

src/platform_windows/windows_splash.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <windows.h>
+#include <atomic>
+#include <thread>
+
+namespace pp::platform::windows {
+
+class SplashScreen final
+{
+public:
+    explicit SplashScreen(HINSTANCE hInst);
+    ~SplashScreen();
+
+    SplashScreen(const SplashScreen&) = delete;
+    SplashScreen& operator=(const SplashScreen&) = delete;
+    SplashScreen(SplashScreen&&) = delete;
+    SplashScreen& operator=(SplashScreen&&) = delete;
+
+    void dismiss();
+
+private:
+    void thread_main();
+
+    HINSTANCE hInst_{};
+    std::atomic<HWND> dialog_{};
+    std::jthread thread_;
+};
+
+}