| 1 | /* |
| 2 | * SPDX-FileCopyrightText: 2017 Marco Martin <mart@kde.org> |
| 3 | * |
| 4 | * SPDX-License-Identifier: LGPL-2.0-or-later |
| 5 | */ |
| 6 | |
| 7 | #ifndef KIRIGAMI_PLATFORMPLUGINFACTORY_H |
| 8 | #define KIRIGAMI_PLATFORMPLUGINFACTORY_H |
| 9 | |
| 10 | #include <QObject> |
| 11 | |
| 12 | #include "kirigamiplatform_export.h" |
| 13 | |
| 14 | class QQmlEngine; |
| 15 | |
| 16 | namespace Kirigami |
| 17 | { |
| 18 | namespace Platform |
| 19 | { |
| 20 | class PlatformTheme; |
| 21 | class Units; |
| 22 | |
| 23 | /*! |
| 24 | * \class Kirigami::Platform::PlatformPluginFactory |
| 25 | * \inheaderfile Kirigami/Platform/PlatformPluginFactory |
| 26 | * \inmodule KirigamiPlatform |
| 27 | * |
| 28 | * \brief This class is reimplemented by plugins to provide different implementations |
| 29 | * of PlatformTheme. |
| 30 | */ |
| 31 | class KIRIGAMIPLATFORM_EXPORT PlatformPluginFactory : public QObject |
| 32 | { |
| 33 | Q_OBJECT |
| 34 | |
| 35 | public: |
| 36 | explicit PlatformPluginFactory(QObject *parent = nullptr); |
| 37 | ~PlatformPluginFactory() override; |
| 38 | |
| 39 | /*! |
| 40 | * Creates an instance of PlatformTheme which can come out from |
| 41 | * an implementation provided by a plugin. |
| 42 | * |
| 43 | * If this returns nullptr the PlatformTheme will use a fallback |
| 44 | * implementation that loads a theme definition from a QML file. |
| 45 | * |
| 46 | * \a parent The parent object of the created PlatformTheme |
| 47 | */ |
| 48 | virtual PlatformTheme *createPlatformTheme(QObject *parent) = 0; |
| 49 | |
| 50 | /*! |
| 51 | * Creates an instance of Units which can come from an implementation |
| 52 | * provided by a plugin |
| 53 | * |
| 54 | * \a parent The parent of the units object |
| 55 | */ |
| 56 | virtual Units *createUnits(QObject *parent) = 0; |
| 57 | |
| 58 | /*! |
| 59 | * Finds the plugin providing units and platformtheme for the current style |
| 60 | * The plugin pointer is cached, so only the first call is a potentially heavy operation |
| 61 | * |
| 62 | * \a pluginName The name we want to search for, if empty the name of |
| 63 | * the current QtQuickControls style will be searched. |
| 64 | * |
| 65 | * Returns a pointer to the PlatformPluginFactory of the current style. |
| 66 | */ |
| 67 | static PlatformPluginFactory *findPlugin(const QString &pluginName = {}); |
| 68 | }; |
| 69 | |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | QT_BEGIN_NAMESPACE |
| 74 | #define PlatformPluginFactory_iid "org.kde.kirigami.PlatformPluginFactory" |
| 75 | Q_DECLARE_INTERFACE(Kirigami::Platform::PlatformPluginFactory, PlatformPluginFactory_iid) |
| 76 | QT_END_NAMESPACE |
| 77 | |
| 78 | #endif // PLATFORMPLUGINFACTORY_H |
| 79 | |