mirror of
https://github.com/transmission/transmission
synced 2024-12-30 19:46:56 +00:00
115 lines
2.4 KiB
C++
115 lines
2.4 KiB
C++
/*
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* This file Copyright (C) 2009-2015 Mnemosyne LLC
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*
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* It may be used under the GNU GPL versions 2 or 3
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* or any future license endorsed by Mnemosyne LLC.
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*
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*/
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#include <set>
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#include <unordered_map>
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#include <unordered_set>
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#ifdef _WIN32
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#include <windows.h>
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#include <shellapi.h>
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#endif
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#include <QAbstractItemView>
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#include <QApplication>
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#include <QColor>
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#include <QDataStream>
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#include <QFile>
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#include <QFileIconProvider>
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#include <QFileInfo>
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#include <QHeaderView>
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#include <QIcon>
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#include <QInputDialog>
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#include <QMimeDatabase>
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#include <QMimeType>
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#include <QObject>
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#include <QPixmapCache>
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#include <QStyle>
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#ifdef _WIN32
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#include <QtWin>
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#endif
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#include <libtransmission/transmission.h>
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#include <libtransmission/utils.h> // tr_formatter
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#include "Utils.h"
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/***
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****
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***/
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namespace
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{
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bool isSlashChar(QChar const& c)
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{
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return c == QLatin1Char('/') || c == QLatin1Char('\\');
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}
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} // namespace
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QIcon Utils::getIconFromIndex(QModelIndex const& index)
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{
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QVariant const variant = index.data(Qt::DecorationRole);
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switch (variant.type())
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{
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case QVariant::Icon:
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return qvariant_cast<QIcon>(variant);
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case QVariant::Pixmap:
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return QIcon(qvariant_cast<QPixmap>(variant));
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default:
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return QIcon();
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}
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}
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QString Utils::removeTrailingDirSeparator(QString const& path)
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{
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int i = path.size();
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while (i > 1 && isSlashChar(path[i - 1]))
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{
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--i;
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}
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return path.left(i);
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}
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int Utils::measureViewItem(QAbstractItemView const* view, QString const& text)
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{
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QStyleOptionViewItem option;
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option.initFrom(view);
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option.features = QStyleOptionViewItem::HasDisplay;
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option.text = text;
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option.textElideMode = Qt::ElideNone;
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option.font = view->font();
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return view->style()
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->sizeFromContents(QStyle::CT_ItemViewItem, &option, QSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX), view)
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.width();
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}
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int Utils::measureHeaderItem(QHeaderView const* view, QString const& text)
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{
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QStyleOptionHeader option;
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option.initFrom(view);
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option.text = text;
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option.sortIndicator = view->isSortIndicatorShown() ? QStyleOptionHeader::SortDown : QStyleOptionHeader::None;
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return view->style()->sizeFromContents(QStyle::CT_HeaderSection, &option, QSize(), view).width();
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}
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QColor Utils::getFadedColor(QColor const& color)
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{
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QColor faded_color(color);
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faded_color.setAlpha(128);
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return faded_color;
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}
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