Add Chromium-only Blender WebEngine parity work

blender-5.2.0/source/blender/nodes/function/include/NOD_fn_format_string.hh

@@ -0,0 +1,95 @@
+/* SPDX-FileCopyrightText: 2025 Blender Authors
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later */
+
+#pragma once
+
+#include "DNA_node_types.h"
+
+#include "NOD_socket_items.hh"
+
+namespace blender::nodes {
+
+/**
+ * Makes it possible to use various functions (e.g. the ones in `NOD_socket_items.hh`) for format
+ * string items.
+ */
+struct FormatStringItemsAccessor : public socket_items::SocketItemsAccessorDefaults {
+  using ItemT = NodeFunctionFormatStringItem;
+  static StructRNA **item_srna;
+  static constexpr StringRefNull node_idname = "FunctionNodeFormatString";
+  static constexpr bool has_type = true;
+  static constexpr bool has_name = true;
+  static constexpr bool has_name_validation = true;
+  static constexpr bool has_custom_initial_name = true;
+  static constexpr char unique_name_separator = '_';
+  struct operator_idnames {
+    static constexpr StringRefNull add_item = "NODE_OT_format_string_item_add";
+    static constexpr StringRefNull remove_item = "NODE_OT_format_string_item_remove";
+    static constexpr StringRefNull move_item = "NODE_OT_format_string_item_move";
+  };
+  struct ui_idnames {
+    static constexpr StringRefNull list = "DATA_UL_format_string_items";
+  };
+  struct rna_names {
+    static constexpr StringRefNull items = "format_items";
+    static constexpr StringRefNull active_index = "active_index";
+  };
+
+  static socket_items::SocketItemsRef<NodeFunctionFormatStringItem> get_items_from_node(
+      bNode &node)
+  {
+    auto *storage = static_cast<NodeFunctionFormatString *>(node.storage);
+    return {&storage->items, &storage->items_num, &storage->active_index};
+  }
+
+  static void copy_item(const NodeFunctionFormatStringItem &src, NodeFunctionFormatStringItem &dst)
+  {
+    dst = src;
+    dst.name = BLI_strdup_null(dst.name);
+  }
+
+  static void destruct_item(NodeFunctionFormatStringItem *item)
+  {
+    MEM_SAFE_DELETE(item->name);
+  }
+
+  static void blend_write_item(BlendWriter *writer, const ItemT &item);
+  static void blend_read_data_item(BlendDataReader *reader, ItemT &item);
+
+  static eNodeSocketDatatype get_socket_type(const NodeFunctionFormatStringItem &item)
+  {
+    return item.socket_type;
+  }
+
+  static char **get_name(NodeFunctionFormatStringItem &item)
+  {
+    return &item.name;
+  }
+
+  static bool supports_socket_type(const eNodeSocketDatatype socket_type, const int /*ntree_type*/)
+  {
+    return ELEM(socket_type, SOCK_INT, SOCK_FLOAT, SOCK_STRING);
+  }
+
+  static void init_with_socket_type_and_name(bNode &node,
+                                             NodeFunctionFormatStringItem &item,
+                                             const eNodeSocketDatatype socket_type,
+                                             const char *name)
+  {
+    auto *storage = static_cast<NodeFunctionFormatString *>(node.storage);
+    item.socket_type = socket_type;
+    item.identifier = storage->next_identifier++;
+    socket_items::set_item_name_and_make_unique<FormatStringItemsAccessor>(node, item, name);
+  }
+
+  static std::string custom_initial_name(const bNode &node, StringRef src_name);
+  static std::string validate_name(const StringRef name);
+
+  static std::string socket_identifier_for_item(const NodeFunctionFormatStringItem &item)
+  {
+    return "Item_" + std::to_string(item.identifier);
+  }
+};
+
+}  // namespace blender::nodes