Mike Tzou
7 years ago
committed by
GitHub
48 changed files with 393 additions and 279 deletions
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<!DOCTYPE RCC><RCC version="1.0"> |
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<qresource> |
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<file>lineeditimages/search.png</file> |
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</qresource> |
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</RCC> |
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/*
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* Bittorrent Client using Qt and libtorrent. |
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* Copyright (C) 2017 Mike Tzou |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* |
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* In addition, as a special exception, the copyright holders give permission to |
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* link this program with the OpenSSL project's "OpenSSL" library (or with |
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* modified versions of it that use the same license as the "OpenSSL" library), |
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* and distribute the linked executables. You must obey the GNU General Public |
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* License in all respects for all of the code used other than "OpenSSL". If you |
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* modify file(s), you may extend this exception to your version of the file(s), |
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* but you are not obligated to do so. If you do not wish to do so, delete this |
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* exception statement from your version. |
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*/ |
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#include "utils.h" |
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#include <QApplication> |
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#include <QDesktopWidget> |
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#include <QScreen> |
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#include <QStyle> |
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#include <QWidget> |
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#include <QWindow> |
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void Utils::Gui::resize(QWidget *widget, const QSize &newSize) |
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{ |
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if (newSize.isValid()) |
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widget->resize(newSize); |
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else // depends on screen DPI
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widget->resize(widget->size() * screenScalingFactor(widget)); |
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} |
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qreal Utils::Gui::screenScalingFactor(const QWidget *widget) |
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{ |
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#ifdef Q_OS_WIN |
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const int screen = qApp->desktop()->screenNumber(widget); |
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return (QApplication::screens()[screen]->logicalDotsPerInch() / 96); |
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#else |
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#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)) |
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return widget->devicePixelRatioF(); |
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#else |
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return widget->devicePixelRatio(); |
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#endif |
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#endif // Q_OS_WIN
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} |
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QPixmap Utils::Gui::scaledPixmap(const QString &path, const QWidget *widget, const int height) |
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{ |
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const QPixmap pixmap(path); |
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const int scaledHeight = ((height > 0) ? height : pixmap.height()) * Utils::Gui::screenScalingFactor(widget); |
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return pixmap.scaledToHeight(scaledHeight, Qt::SmoothTransformation); |
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} |
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QSize Utils::Gui::smallIconSize(const QWidget *widget) |
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{ |
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// Get DPI scaled icon size (device-dependent), see QT source
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// under a 1080p screen is usually 16x16
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const int s = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize, nullptr, widget); |
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return QSize(s, s); |
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} |
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QSize Utils::Gui::mediumIconSize(const QWidget *widget) |
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{ |
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// under a 1080p screen is usually 24x24
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return ((smallIconSize(widget) + largeIconSize(widget)) / 2); |
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} |
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QSize Utils::Gui::largeIconSize(const QWidget *widget) |
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{ |
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// Get DPI scaled icon size (device-dependent), see QT source
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// under a 1080p screen is usually 32x32
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const int s = QApplication::style()->pixelMetric(QStyle::PM_LargeIconSize, nullptr, widget); |
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return QSize(s, s); |
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} |
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@ -0,0 +1,58 @@
@@ -0,0 +1,58 @@
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/*
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* Bittorrent Client using Qt and libtorrent. |
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* Copyright (C) 2017 Mike Tzou |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
||||
* |
||||
* In addition, as a special exception, the copyright holders give permission to |
||||
* link this program with the OpenSSL project's "OpenSSL" library (or with |
||||
* modified versions of it that use the same license as the "OpenSSL" library), |
||||
* and distribute the linked executables. You must obey the GNU General Public |
||||
* License in all respects for all of the code used other than "OpenSSL". If you |
||||
* modify file(s), you may extend this exception to your version of the file(s), |
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* but you are not obligated to do so. If you do not wish to do so, delete this |
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* exception statement from your version. |
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*/ |
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#ifndef UTILS_GUI_H |
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#define UTILS_GUI_H |
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#include <QtGlobal> |
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#include <QPixmap> |
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#include <QSize> |
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class QWidget; |
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namespace Utils |
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{ |
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namespace Gui |
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{ |
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void resize(QWidget *widget, const QSize &newSize = {}); |
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qreal screenScalingFactor(const QWidget *widget); |
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template <typename T> |
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T scaledSize(const QWidget *widget, const T &size) |
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{ |
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return (size * screenScalingFactor(widget)); |
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} |
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QPixmap scaledPixmap(const QString &path, const QWidget *widget, const int height = 0); |
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QSize smallIconSize(const QWidget *widget = nullptr); |
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QSize mediumIconSize(const QWidget *widget = nullptr); |
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QSize largeIconSize(const QWidget *widget = nullptr); |
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} |
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} |
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#endif // UTILS_GUI_H
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