office-gobmx/svx/source/dialog/hexcolorcontrol.cxx
Caolán McNamara 3fcfcf9b9f show warning for a bad color
Change-Id: Ib0b43e6d27e32e5fef97b3ee003614ec7d8c3500
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/97047
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
2020-06-24 20:35:52 +02:00

108 lines
3.3 KiB
C++

/* -*- 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 <sax/tools/converter.hxx>
#include <svx/hexcolorcontrol.hxx>
#include <rtl/character.hxx>
#include <vcl/svapp.hxx>
#include <vcl/weld.hxx>
namespace weld
{
HexColorControl::HexColorControl(std::unique_ptr<weld::Entry> pEntry)
: m_xEntry(std::move(pEntry))
, m_nAsyncModifyEvent(nullptr)
{
m_xEntry->set_max_length(6);
m_xEntry->set_width_chars(6);
m_xEntry->connect_insert_text(LINK(this, HexColorControl, ImplProcessInputHdl));
m_xEntry->connect_changed(LINK(this, HexColorControl, ImplProcessModifyHdl));
}
HexColorControl::~HexColorControl()
{
if (m_nAsyncModifyEvent)
Application::RemoveUserEvent(m_nAsyncModifyEvent);
}
IMPL_LINK_NOARG(HexColorControl, OnAsyncModifyHdl, void*, void)
{
m_nAsyncModifyEvent = nullptr;
m_aModifyHdl.Call(*m_xEntry);
}
// tdf#123291 resend it async so it arrives after ImplProcessInputHdl has been
// processed
IMPL_LINK_NOARG(HexColorControl, ImplProcessModifyHdl, weld::Entry&, void)
{
if (m_nAsyncModifyEvent)
Application::RemoveUserEvent(m_nAsyncModifyEvent);
m_nAsyncModifyEvent = Application::PostUserEvent(LINK(this, HexColorControl, OnAsyncModifyHdl));
}
void HexColorControl::SetColor(Color nColor)
{
OUStringBuffer aBuffer;
sax::Converter::convertColor(aBuffer, nColor);
OUString sColor = aBuffer.makeStringAndClear().copy(1);
if (sColor == m_xEntry->get_text())
return;
m_xEntry->set_text(sColor);
}
Color HexColorControl::GetColor() const
{
sal_Int32 nColor = -1;
OUString aStr = "#" + m_xEntry->get_text();
sal_Int32 nLen = aStr.getLength();
if (nLen < 7)
{
static const char* const pNullStr = "000000";
aStr += OUString::createFromAscii(&pNullStr[nLen - 1]);
}
sax::Converter::convertColor(nColor, aStr);
m_xEntry->set_message_type(nColor != -1 ? weld::EntryMessageType::Normal
: weld::EntryMessageType::Error);
return Color(nColor);
}
IMPL_STATIC_LINK(HexColorControl, ImplProcessInputHdl, OUString&, rTest, bool)
{
const sal_Unicode* pTest = rTest.getStr();
sal_Int32 nLen = rTest.getLength();
OUStringBuffer aFilter(nLen);
for (sal_Int32 i = 0; i < nLen; ++i)
{
if (rtl::isAsciiHexDigit(*pTest))
aFilter.append(*pTest);
++pTest;
}
rTest = aFilter.makeStringAndClear();
return true;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */