source/theme/CarlaStyle.hpp

   1 /*
   2  * Carla Style, based on Qt5 fusion style
   3  * Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies)
   4  * Copyright (C) 2013-2019 Filipe Coelho <falktx@falktx.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU Lesser General Public License for more details.
  14  *
  15  * For a full copy of the license see the doc/LGPL.txt file
  16  */
  17
  18 #ifndef CARLA_STYLE_HPP_INCLUDED
  19 #define CARLA_STYLE_HPP_INCLUDED
  20
  21 #include "CarlaDefines.h"
  22 #undef noexcept
  23 #undef override
  24 #undef final
  25
  26 #include <QtCore/Qt>
  27
  28 #if defined(__GNUC__) && __GNUC__ >= 8
  29 # pragma GCC diagnostic push
  30 # pragma GCC diagnostic ignored "-Wdeprecated-copy"
  31 #endif
  32
  33 #if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
  34 # include <QtWidgets/QCommonStyle>
  35 #else
  36 # ifdef __clang__
  37 #  pragma clang diagnostic push
  38 #  pragma clang diagnostic ignored "-Wdeprecated-register"
  39 # endif
  40 # if defined(__GNUC__) && __GNUC__ >= 8
  41 #  pragma GCC diagnostic ignored "-Wclass-memaccess"
  42 # endif
  43 # include <QtGui/QCommonStyle>
  44 # ifdef __clang__
  45 #  pragma clang diagnostic pop
  46 # endif
  47 #endif
  48
  49 #if defined(__GNUC__) && __GNUC__ >= 8
  50 # pragma GCC diagnostic pop
  51 #endif
  52
  53 class CarlaStylePrivate;
  54
  55 class CarlaStyle : public QCommonStyle
  56 {
  57 #if (QT_VERSION < QT_VERSION_CHECK(5, 0, 0)) && defined(__clang_major__) && __clang_major__ >= 4
  58 # pragma clang diagnostic push
  59 # pragma clang diagnostic ignored "-Winconsistent-missing-override"
  60 #endif
  61     Q_OBJECT
  62 #if (QT_VERSION < QT_VERSION_CHECK(5, 0, 0)) && defined(__clang_major__) && __clang_major__ >= 4
  63 # pragma clang diagnostic pop
  64 #endif
  65
  66 public:
  67     CarlaStyle();
  68     ~CarlaStyle() override;
  69
  70     QPalette standardPalette() const override;
  71     void drawPrimitive(PrimitiveElement elem, const QStyleOption* option, QPainter* painter,
  72                        const QWidget* widget = nullptr) const override;
  73     void drawControl(ControlElement ce, const QStyleOption* option, QPainter* painter, const QWidget* widget) const override;
  74     int pixelMetric(PixelMetric metric, const QStyleOption* option = nullptr, const QWidget* widget = nullptr) const override;
  75     void drawComplexControl(ComplexControl control, const QStyleOptionComplex* option, QPainter* painter,
  76                             const QWidget* widget) const override;
  77     QRect subElementRect(SubElement r, const QStyleOption* opt, const QWidget* widget = nullptr) const override;
  78     QSize sizeFromContents(ContentsType type, const QStyleOption* option, const QSize& size, const QWidget* widget) const override;
  79     QRect subControlRect(ComplexControl cc, const QStyleOptionComplex* opt, SubControl sc, const QWidget* widget) const override;
  80     QPixmap standardPixmap(StandardPixmap sp, const QStyleOption* opt = nullptr, const QWidget* widget = nullptr) const override;
  81     int styleHint(StyleHint hint, const QStyleOption* option = nullptr, const QWidget* widget = nullptr,
  82                   QStyleHintReturn* returnData = nullptr) const override;
  83     void drawItemText(QPainter *painter, const QRect& rect, int flags, const QPalette& pal, bool enabled, const QString& text,
  84                       QPalette::ColorRole textRole = QPalette::NoRole) const override;
  85     void polish(QApplication* app) override;
  86     void polish(QPalette& pal) override;
  87     void polish(QWidget* widget) override;
  88     void unpolish(QApplication* app) override;
  89     void unpolish(QWidget* widget) override;
  90
  91 private:
  92     CarlaStylePrivate* const d;
  93     friend class CarlaStylePrivate;
  94
  95     CARLA_DECLARE_NON_COPYABLE(CarlaStyle);
  96 };
  97
  98 #endif // CARLA_STYLE_HPP_INCLUDED