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--- Telegram/SourceFiles/qt_functions.cpp.orig 2019-09-07 21:39:10 UTC
+++ Telegram/SourceFiles/qt_functions.cpp
@@ -0,0 +1,96 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file contains some parts of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <private/qtextengine_p.h>
+
+/* TODO: find a dynamic library with these symbols. */
+
+/* Debian maintainer: this function is taken from qfiledialog.cpp */
+/*
+ Makes a list of filters from ;;-separated text.
+ Used by the mac and windows implementations
+*/
+QStringList qt_make_filter_list(const QString &filter)
+{
+ QString f(filter);
+
+ if (f.isEmpty())
+ return QStringList();
+
+ QString sep(QLatin1String(";;"));
+ int i = f.indexOf(sep, 0);
+ if (i == -1) {
+ if (f.indexOf(QLatin1Char('\n'), 0) != -1) {
+ sep = QLatin1Char('\n');
+ i = f.indexOf(sep, 0);
+ }
+ }
+
+ return f.split(sep);
+}
+
+/* Debian maintainer: this constructor is taken from qtextengine.cpp for TextPainter::drawLine */
+QTextItemInt::QTextItemInt(const QGlyphLayout &g, QFont *font, const QChar *chars_, int numChars, QFontEngine *fe, const QTextCharFormat &format)
+ : flags(0), justified(false), underlineStyle(QTextCharFormat::NoUnderline), charFormat(format),
+ num_chars(numChars), chars(chars_), logClusters(0), f(font), glyphs(g), fontEngine(fe)
+{
+}
+
+/* Debian maintainer: this method is also taken from qtextengine.cpp */
+// Fix up flags and underlineStyle with given info
+void QTextItemInt::initWithScriptItem(const QScriptItem &si)
+{
+ // explicitly initialize flags so that initFontAttributes can be called
+ // multiple times on the same TextItem
+ flags = 0;
+ if (si.analysis.bidiLevel %2)
+ flags |= QTextItem::RightToLeft;
+ ascent = si.ascent;
+ descent = si.descent;
+
+ if (charFormat.hasProperty(QTextFormat::TextUnderlineStyle)) {
+ underlineStyle = charFormat.underlineStyle();
+ } else if (charFormat.boolProperty(QTextFormat::FontUnderline)
+ || f->d->underline) {
+ underlineStyle = QTextCharFormat::SingleUnderline;
+ }
+
+ // compat
+ if (underlineStyle == QTextCharFormat::SingleUnderline)
+ flags |= QTextItem::Underline;
+
+ if (f->d->overline || charFormat.fontOverline())
+ flags |= QTextItem::Overline;
+ if (f->d->strikeOut || charFormat.fontStrikeOut())
+ flags |= QTextItem::StrikeOut;
+}
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