/* -*- 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/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <sal/config.h>

#include <cstddef>
#include <utility>

#include <WPFTEncodingDialog.hxx>

namespace writerperfect
{

namespace
{

std::pair<OUStringLiteral, OUStringLiteral> const s_encodings[] =
{
    {"MacArabic", "Arabic (Apple Macintosh)"},
    {"CP864", "Arabic (DOS/OS2-864)"},
    {"CP1006", "Arabic (IBM-1006)"},
    {"CP1256", "Arabic (Windows-1256)"},
    {"CP775", "Baltic (DOS/OS2-775)"},
    {"CP1257", "Baltic (Windows-1257)"},
    {"MacCeltic", "Celtic (Apple Macintosh)"},
    {"MacCyrillic", "Cyrillic (Apple Macintosh)"},
    {"CP855", "Cyrillic (DOS/OS2-855)"},
    {"CP866", "Cyrillic (DOS/OS2-866/Russian)"},
    {"CP1251", "Cyrillic (Windows-1251)"},
    {"MacCEurope", "Eastern Europe (Apple Macintosh)"},
    {"MacCroatian", "Eastern Europe (Apple Macintosh/Croatian)"},
    {"MacRomanian", "Eastern Europe (Apple Macintosh/Romanian)"},
    {"CP852", "Eastern Europe (DOS/OS2-852)"},
    {"CP1250", "Eastern Europe (Windows-1250/WinLatin 2)"},
    {"MacGreek", "Greek (Apple Macintosh)"},
    {"CP737", "Greek (DOS/OS2-737)"},
    {"CP869", "Greek (DOS/OS2-869/Greek-2)"},
    {"CP875", "Greek (DOS/OS2-875)"},
    {"CP1253", "Greek (Windows-1253)"},
    {"MacHebrew", "Hebrew (Apple Macintosh)"},
    {"CP424", "Hebrew (DOS/OS2-424)"},
    {"CP856", "Hebrew (DOS/OS2-856)"},
    {"CP862", "Hebrew (DOS/OS2-862)"},
    {"CP1255", "Hebrew (Windows-1255)"},
    {"CP500", "International (DOS/OS2-500)"},
    {"CP932", "Japanese (Windows-932)"},
    {"MacThai", "Thai (Apple Macintosh)"},
    {"CP874", "Thai (DOS/OS2-874)"},
    {"CP950", "Traditional Chinese (Windows-950)"},
    {"MacTurkish", "Turkish (Apple Macintosh)"},
    {"CP857", "Turkish (DOS/OS2-857)"},
    {"CP1026", "Turkish (DOS/OS2-1026)"},
    {"CP1254", "Turkish (Windows-1254)"},
    {"CP1258", "Vietnamese (Windows-1258)"},
    {"MacRoman", "Western Europe (Apple Macintosh)"},
    {"MacIceland", "Western Europe (Apple Macintosh/Icelandic)"},
    {"CP037", "Western Europe (DOS/OS2-037/US-Canada)"},
    {"CP437", "Western Europe (DOS/OS2-437/US)"},
    {"CP850", "Western Europe (DOS/OS2-850)"},
    {"CP860", "Western Europe (DOS/OS2-860/Portuguese)"},
    {"CP861", "Western Europe (DOS/OS2-861/Icelandic)"},
    {"CP863", "Western Europe (DOS/OS2-863/French)"},
    {"CP865", "Western Europe (DOS/OS2-865/Nordic)"},
    {"CP1252", "Western Europe (Windows-1252/WinLatin 1)"}
};

std::size_t const numEncodings = SAL_N_ELEMENTS(s_encodings);

void insertEncodings(ListBox *box)
{
    for (std::size_t i=0; i<numEncodings; ++i)
    {
        sal_IntPtr nAt=box->InsertEntry(s_encodings[i].second);
        box->SetEntryData(
            nAt, reinterpret_cast<void *>(static_cast<sal_uIntPtr>(i)));
    }
}

void selectEncoding(ListBox *box, const OUString &encoding)
{
    for (std::size_t i=0; i<numEncodings; ++i)
    {
        if (encoding!=s_encodings[i].first) continue;
        box->SelectEntryPos(i);
        return;
    }
}

OUString getEncoding(ListBox const *box)
{
    sal_uIntPtr pos = reinterpret_cast<sal_uIntPtr>(box->GetSelectedEntryData());
    if (pos>=numEncodings)
        return OUString();
    return s_encodings[pos].first;
}

}

WPFTEncodingDialog::WPFTEncodingDialog(
    const OUString &title, const OUString &encoding)
    :   ModalDialog(nullptr, "WPFTEncodingDialog", "writerperfect/ui/wpftencodingdialog.ui"),
        m_pLbCharset(), m_pBtnOk(), m_pBtnCancel(), m_userHasCancelled(false)
{
    get(m_pLbCharset, "comboboxtext");
    get(m_pBtnOk, "ok");
    get(m_pBtnCancel, "cancel");

    m_pBtnCancel->SetClickHdl(LINK(this, WPFTEncodingDialog, CancelHdl));

    insertEncodings(m_pLbCharset);
    m_pLbCharset->SetStyle(m_pLbCharset->GetStyle() | WB_SORT);
    // m_pLbCharset->set_height_request(6 * m_pLbCharset->GetTextHeight());
    m_pLbCharset->SetDoubleClickHdl(LINK(this, WPFTEncodingDialog, DoubleClickHdl));
    selectEncoding(m_pLbCharset, encoding);
    m_pLbCharset->Show();

    SetText(title);
}

WPFTEncodingDialog::~WPFTEncodingDialog()
{
    disposeOnce();
}

OUString WPFTEncodingDialog::GetEncoding() const
{
    return getEncoding(m_pLbCharset);
}

IMPL_LINK_NOARG(WPFTEncodingDialog, CancelHdl, Button *, void)
{
    m_userHasCancelled=true;
    Close();
}

IMPL_LINK(WPFTEncodingDialog, DoubleClickHdl, ListBox &, rLb, void)
{
    if (&rLb == m_pLbCharset)
    {
        m_pBtnOk->Click();
    }
}

void WPFTEncodingDialog::dispose()
{
    m_pLbCharset.disposeAndClear();
    m_pBtnOk.disposeAndClear();
    m_pBtnCancel.disposeAndClear();
    ModalDialog::dispose();
}

}

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