Function importModifiedFile

src/gui2/imhex_overrides/main_menu_items.cpp:137–169

        }

        void importModifiedFile() {
            fs::openFileBrowser(fs::DialogMode::Open, {}, [](const auto &path) {
                TaskManager::createTask("hex.ui.common.processing", TaskManager::NoProgress, [path](auto &task) {
                    auto provider = ImHexApi::Provider::get();
                    auto patchData = wolv::io::File(path, wolv::io::File::Mode::Read).readVector();

                    if (patchData.size() != provider->getActualSize()) {
                        ui::ToastError::open("hex.builtin.menu.file.import.modified_file.popup.invalid_size"_lang);
                        return;
                    }

                    const auto baseAddress = provider->getBaseAddress();

                    std::map<u64, u8> patches;
                    for (u64 i = 0; i < patchData.size(); i++) {
                        u8 value = 0;
                        provider->read(baseAddress + i, &value, 1);

                        if (value != patchData[i])
                            patches[baseAddress + i] = patchData[i];
                    }

                    task.setMaxValue(patches.size());

                    for (auto &[address, value] : patches) {
                        provider->write(address, &value, sizeof(value));
                        task.increment();
                    }

                    provider->getUndoStack().groupOperations(patches.size(), "hex.builtin.undo_operation.patches");
                });
            });
        }

    }