# Cppcheck report - LibreOffice: setup_native/source/win32/customactions/sellang/sorttree.cxx

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    /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
    /*
     * This file is part of the LibreOffice project.
     *
     * This Source Code Form is subject to the terms of the Mozilla Public
     * License, v. 2.0. If a copy of the MPL was not distributed with this
     * file, You can obtain one at http://mozilla.org/MPL/2.0/.
     */

    #ifdef _MSC_VER
    #pragma warning(push, 1) /* disable warnings within system headers */
    #endif
    #define WIN32_LEAN_AND_MEAN
    #include <windows.h>
    #include <msiquery.h>
    #include <commctrl.h>
    #ifdef _MSC_VER
    #pragma warning(pop)
    #endif

    extern "C" UINT __stdcall SortTree(MSIHANDLE)<--- The function 'SortTree' is never used.
    {
        // Sort items (languages) in SelectionTree control, fdo#46355

        HWND hwndMSI = FindWindow(TEXT("MsiDialogCloseClass"), NULL);
        if (hwndMSI == NULL)
        {
            OutputDebugString("SortTree: MsiDialogCloseClass not found\n");
            return ERROR_SUCCESS;
        }
        HWND hwndTV = FindWindowEx(hwndMSI, NULL, TEXT("SysTreeView32"), NULL);
        if (hwndTV == NULL)
        {
            OutputDebugString("SortTree: SysTreeView32 not found\n");
            return ERROR_SUCCESS;
        }
        HTREEITEM optional = TreeView_GetRoot(hwndTV);
        if (optional == NULL)
        {
            OutputDebugString("SortTree: Optional Components branch not found\n");
            return ERROR_SUCCESS;
        }
        HTREEITEM dicts = TreeView_GetChild(hwndTV, optional);
        if (dicts == NULL)
        {
            OutputDebugString("SortTree: Dictionaries branch not found\n");
            return ERROR_SUCCESS;
        }
        TreeView_SortChildren(hwndTV, dicts, TRUE);
        HTREEITEM langs = TreeView_GetNextSibling(hwndTV, optional);
        if (langs == NULL)
        {
            OutputDebugString("SortTree: Additional UI Languages branch not found\n");
            return ERROR_SUCCESS;
        }
        TreeView_SortChildren(hwndTV, langs, TRUE);

        return ERROR_SUCCESS;
    }

    /* vim:set shiftwidth=4 softtabstop=4 expandtab: */