[vlc-commits] qt: move qml initialisation out of the main interface
Pierre Lamot
git at videolan.org
Tue May 19 16:52:52 CEST 2020
vlc | branch: master | Pierre Lamot <pierre at videolabs.io> | Tue Mar 24 09:52:50 2020 +0100| [a278b2b14820f5e3f458dabe649c90462599a251] | committer: Pierre Lamot
qt: move qml initialisation out of the main interface
> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=a278b2b14820f5e3f458dabe649c90462599a251
---
modules/gui/qt/Makefile.am | 3 +
modules/gui/qt/maininterface/mainui.cpp | 249 ++++++++++++++++++++++++++++++++
modules/gui/qt/maininterface/mainui.hpp | 77 ++++++++++
3 files changed, 329 insertions(+)
diff --git a/modules/gui/qt/Makefile.am b/modules/gui/qt/Makefile.am
index 655b9402a9..5ec0821184 100644
--- a/modules/gui/qt/Makefile.am
+++ b/modules/gui/qt/Makefile.am
@@ -120,6 +120,8 @@ libqt_plugin_la_SOURCES = \
gui/qt/maininterface/compositor_dummy.cpp \
gui/qt/maininterface/main_interface.cpp \
gui/qt/maininterface/main_interface.hpp \
+ gui/qt/maininterface/mainui.cpp \
+ gui/qt/maininterface/mainui.hpp \
gui/qt/maininterface/videosurface.cpp \
gui/qt/maininterface/videosurface.hpp \
gui/qt/medialibrary/medialib.cpp \
@@ -282,6 +284,7 @@ nodist_libqt_plugin_la_SOURCES = \
gui/qt/dialogs/toolbar/toolbareditor.moc.cpp \
gui/qt/maininterface/compositor_dummy.moc.cpp \
gui/qt/maininterface/main_interface.moc.cpp \
+ gui/qt/maininterface/mainui.moc.cpp \
gui/qt/maininterface/videosurface.moc.cpp \
gui/qt/medialibrary/medialib.moc.cpp \
gui/qt/medialibrary/mlalbum.moc.cpp \
diff --git a/modules/gui/qt/maininterface/mainui.cpp b/modules/gui/qt/maininterface/mainui.cpp
new file mode 100644
index 0000000000..2b1c44ce38
--- /dev/null
+++ b/modules/gui/qt/maininterface/mainui.cpp
@@ -0,0 +1,249 @@
+#include "mainui.hpp"
+
+#include <cassert>
+
+#include "medialibrary/medialib.hpp"
+#include "medialibrary/mlqmltypes.hpp"
+#include "medialibrary/mlalbummodel.hpp"
+#include "medialibrary/mlartistmodel.hpp"
+#include "medialibrary/mlalbumtrackmodel.hpp"
+#include "medialibrary/mlgenremodel.hpp"
+#include "medialibrary/mlvideomodel.hpp"
+#include "medialibrary/mlrecentsvideomodel.hpp"
+#include "medialibrary/mlfoldersmodel.hpp"
+
+#include "player/player_controller.hpp"
+#include "player/playercontrolbarmodel.hpp"
+
+#include "playlist/playlist_model.hpp"
+#include "playlist/playlist_controller.hpp"
+
+#include "util/qml_main_context.hpp"
+#include "util/qmleventfilter.hpp"
+#include "util/i18n.hpp"
+#include "util/systempalette.hpp"
+#include "util/recent_media_model.hpp"
+#include "util/settings.hpp"
+#include "util/navigation_history.hpp"
+
+#include "dialogs/help/aboutmodel.hpp"
+#include "dialogs/dialogs_provider.hpp"
+#include "dialogs/dialogs/dialogmodel.hpp"
+
+#include "network/networkmediamodel.hpp"
+#include "network/networkdevicemodel.hpp"
+
+#include "maininterface/main_interface.hpp"
+
+#include "videosurface.hpp"
+
+#include <QQuickWindow>
+#include <QQmlContext>
+#include <QQmlFileSelector>
+
+using namespace vlc::playlist;
+
+namespace {
+
+template<class T>
+void registerAnonymousType( const char *uri, int versionMajor )
+{
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+ qmlRegisterAnonymousType<T>( uri, versionMajor );
+#else
+ qmlRegisterType<T>();
+ VLC_UNUSED( uri );
+ VLC_UNUSED( versionMajor );
+#endif
+}
+
+} // anonymous namespace
+
+
+MainUI::MainUI(intf_thread_t *p_intf, MainInterface *mainInterface, QObject *parent)
+ : QObject(parent)
+ , m_intf(p_intf)
+ , m_mainInterface(mainInterface)
+{
+ assert(m_intf);
+ assert(m_mainInterface);
+
+ m_settings = getSettings();
+
+ m_hasMedialibrary = (vlc_ml_instance_get( p_intf ) != NULL);
+
+ /* Get the available interfaces */
+ m_extraInterfaces = new VLCVarChoiceModel(p_intf, "intf-add", this);
+
+ /* */
+ m_playlistDocked = m_settings->value( "MainWindow/pl-dock-status", true ).toBool();
+ m_showRemainingTime = m_settings->value( "MainWindow/ShowRemainingTime", false ).toBool();
+
+ registerQMLTypes();
+}
+
+MainUI::~MainUI()
+{
+ /* Save states */
+
+ m_settings->beginGroup("MainWindow");
+ m_settings->setValue( "pl-dock-status", m_playlistDocked );
+ m_settings->setValue( "ShowRemainingTime", m_showRemainingTime );
+
+ /* Save playlist state */
+ m_settings->setValue( "playlist-visible", m_playlistVisible );
+
+ /* Save the stackCentralW sizes */
+ m_settings->endGroup();
+}
+
+bool MainUI::setup(QQmlEngine* engine)
+{
+ engine->setOutputWarningsToStandardError(false);
+ connect(engine, &QQmlEngine::warnings, this, &MainUI::onQmlWarning);
+
+ QQmlContext *rootCtx = engine->rootContext();
+
+ rootCtx->setContextProperty( "history", new NavigationHistory(engine) );
+ rootCtx->setContextProperty( "player", m_intf->p_sys->p_mainPlayerController );
+ rootCtx->setContextProperty( "i18n", new I18n(engine) );
+ rootCtx->setContextProperty( "mainctx", new QmlMainContext(m_intf, m_mainInterface, engine));
+ rootCtx->setContextProperty( "mainInterface", m_mainInterface);
+ rootCtx->setContextProperty( "topWindow", m_mainInterface->windowHandle());
+ rootCtx->setContextProperty( "dialogProvider", DialogsProvider::getInstance());
+ rootCtx->setContextProperty( "recentsMedias", new VLCRecentMediaModel( m_intf, engine ));
+ rootCtx->setContextProperty( "settings", new Settings( m_intf, engine ));
+ rootCtx->setContextProperty( "systemPalette", new SystemPalette(engine));
+
+ if (m_hasMedialibrary)
+ rootCtx->setContextProperty( "medialib", new MediaLib(m_intf, engine) );
+ else
+ rootCtx->setContextProperty( "medialib", nullptr );
+
+ m_component = new QQmlComponent(engine, QStringLiteral("qrc:/main/MainInterface.qml"), QQmlComponent::PreferSynchronous, engine);
+ if (m_component->isLoading())
+ {
+ msg_Warn(m_intf, "component is still loading");
+ }
+
+ if (m_component->isError())
+ {
+ for(auto& error: m_component->errors())
+ msg_Err(m_intf, "qml loading %s %s:%u", qtu(error.description()), qtu(error.url().toString()), error.line());
+#ifdef QT_STATICPLUGIN
+ assert( !"Missing qml modules from qt contribs." );
+#else
+ msg_Err( m_intf, "Install missing modules using your packaging tool" );
+#endif
+ return false;
+ }
+ return true;
+}
+
+QQuickItem* MainUI::createRootItem()
+{
+ QObject* rootObject = m_component->create();
+
+ if (m_component->isError())
+ {
+ for(auto& error: m_component->errors())
+ msg_Err(m_intf, "qml loading %s %s:%u", qtu(error.description()), qtu(error.url().toString()), error.line());
+ return nullptr;
+ }
+
+ if (rootObject == nullptr)
+ {
+ msg_Err(m_intf, "unable to create main interface, no root item");
+ return nullptr;
+ }
+ m_rootItem = qobject_cast<QQuickItem*>(rootObject);
+ if (!m_rootItem)
+ {
+ msg_Err(m_intf, "unexpected type of qml root item");
+ return nullptr;
+ }
+
+ return m_rootItem;
+}
+
+
+void MainUI::registerQMLTypes()
+{
+ qRegisterMetaType<VLCTick>();
+ qmlRegisterUncreatableType<VLCTick>("org.videolan.vlc", 0, 1, "VLCTick", "");
+
+ qmlRegisterType<VideoSurface>("org.videolan.vlc", 0, 1, "VideoSurface");
+
+ if (m_hasMedialibrary)
+ {
+ qRegisterMetaType<MLParentId>();
+ qmlRegisterType<MLAlbumModel>( "org.videolan.medialib", 0, 1, "MLAlbumModel" );
+ qmlRegisterType<MLArtistModel>( "org.videolan.medialib", 0, 1, "MLArtistModel" );
+ qmlRegisterType<MLAlbumTrackModel>( "org.videolan.medialib", 0, 1, "MLAlbumTrackModel" );
+ qmlRegisterType<MLGenreModel>( "org.videolan.medialib", 0, 1, "MLGenreModel" );
+ qmlRegisterType<MLVideoModel>( "org.videolan.medialib", 0, 1, "MLVideoModel" );
+ qmlRegisterType<MLRecentsVideoModel>( "org.videolan.medialib", 0, 1, "MLRecentsVideoModel" );
+ qRegisterMetaType<NetworkTreeItem>();
+ qmlRegisterType<NetworkMediaModel>( "org.videolan.medialib", 0, 1, "NetworkMediaModel");
+ qmlRegisterType<NetworkDeviceModel>( "org.videolan.medialib", 0, 1, "NetworkDeviceModel");
+ qmlRegisterType<MlFoldersModel>( "org.videolan.medialib", 0, 1, "MLFolderModel");
+
+ //expose base object, they aren't instanciable from QML side
+ registerAnonymousType<MLAlbum>("org.videolan.medialib", 1);
+ registerAnonymousType<MLArtist>("org.videolan.medialib", 1);
+ registerAnonymousType<MLAlbumTrack>("org.videolan.medialib", 1);
+ registerAnonymousType<MLGenre>("org.videolan.medialib", 1);
+ registerAnonymousType<MLVideo>("org.videolan.medialib", 1);
+ }
+
+ qmlRegisterUncreatableType<NavigationHistory>("org.videolan.vlc", 0, 1, "History", "Type of global variable history" );
+
+ qmlRegisterUncreatableType<TrackListModel>("org.videolan.vlc", 0, 1, "TrackListModel", "available tracks of a media (audio/video/sub)" );
+ qmlRegisterUncreatableType<TitleListModel>("org.videolan.vlc", 0, 1, "TitleListModel", "available titles of a media" );
+ qmlRegisterUncreatableType<ChapterListModel>("org.videolan.vlc", 0, 1, "ChapterListModel", "available titles of a media" );
+ qmlRegisterUncreatableType<ProgramListModel>("org.videolan.vlc", 0, 1, "ProgramListModel", "available programs of a media" );
+ qmlRegisterUncreatableType<VLCVarChoiceModel>("org.videolan.vlc", 0, 1, "VLCVarChoiceModel", "generic variable with choice model" );
+ qmlRegisterUncreatableType<PlayerController>("org.videolan.vlc", 0, 1, "PlayerController", "player controller" );
+
+ qRegisterMetaType<PlaylistPtr>();
+ qRegisterMetaType<PlaylistItem>();
+ qmlRegisterUncreatableType<PlaylistItem>("org.videolan.vlc", 0, 1, "PlaylistItem", "");
+ qmlRegisterType<PlaylistListModel>( "org.videolan.vlc", 0, 1, "PlaylistListModel" );
+ qmlRegisterType<PlaylistControllerModel>( "org.videolan.vlc", 0, 1, "PlaylistControllerModel" );
+
+ qmlRegisterType<AboutModel>( "org.videolan.vlc", 0, 1, "AboutModel" );
+ qRegisterMetaType<DialogId>();
+ qmlRegisterType<DialogModel>("org.videolan.vlc", 0, 1, "DialogModel");
+
+ qmlRegisterType<QmlEventFilter>( "org.videolan.vlc", 0, 1, "EventFilter" );
+
+ qmlRegisterType<PlayerControlBarModel>( "org.videolan.vlc", 0, 1, "PlayerControlBarModel");
+}
+
+void MainUI::onQmlWarning(const QList<QQmlError>& qmlErrors)
+{
+ for (auto& error: qmlErrors)
+ {
+ msg_Warn( m_intf, "qml error %s:%i %s", qtu(error.url().toString()), error.line(), qtu(error.description()) );
+ }
+}
+
+void MainUI::setPlaylistDocked( bool docked )
+{
+ m_playlistDocked = docked;
+
+ emit playlistDockedChanged(docked);
+}
+
+void MainUI::setPlaylistVisible( bool visible )
+{
+ m_playlistVisible = visible;
+
+ emit playlistVisibleChanged(visible);
+}
+
+void MainUI::setShowRemainingTime( bool show )
+{
+ m_showRemainingTime = show;
+ emit showRemainingTimeChanged(show);
+}
diff --git a/modules/gui/qt/maininterface/mainui.hpp b/modules/gui/qt/maininterface/mainui.hpp
new file mode 100644
index 0000000000..3f18c25f70
--- /dev/null
+++ b/modules/gui/qt/maininterface/mainui.hpp
@@ -0,0 +1,77 @@
+#ifndef MAINUI_HPP
+#define MAINUI_HPP
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "qt.hpp"
+
+#include <QObject>
+#include <QQmlEngine>
+#include <QQmlError>
+#include <QQuickItem>
+
+class VLCVarChoiceModel;
+
+class MainUI : public QObject
+{
+ Q_OBJECT
+
+ Q_PROPERTY(bool playlistDocked READ isPlaylistDocked WRITE setPlaylistDocked NOTIFY playlistDockedChanged)
+ Q_PROPERTY(bool playlistVisible READ isPlaylistVisible WRITE setPlaylistVisible NOTIFY playlistVisibleChanged)
+ Q_PROPERTY(bool showRemainingTime READ isShowRemainingTime WRITE setShowRemainingTime NOTIFY showRemainingTimeChanged)
+
+ Q_PROPERTY(VLCVarChoiceModel* extraInterfaces READ getExtraInterfaces CONSTANT)
+
+public:
+ explicit MainUI(intf_thread_t *_p_intf, MainInterface* mainInterface, QObject *parent = nullptr);
+ ~MainUI();
+
+ bool setup(QQmlEngine* engine);
+
+ inline QQmlComponent* getComponent() const {return m_component;}
+ VLC_USED
+ QQuickItem* createRootItem();
+
+public slots:
+ inline bool isPlaylistDocked() const { return m_playlistDocked; }
+ inline bool isPlaylistVisible() const { return m_playlistVisible; }
+ inline bool isShowRemainingTime() const { return m_showRemainingTime; }
+ inline VLCVarChoiceModel* getExtraInterfaces() const { return m_extraInterfaces; };
+
+ void setPlaylistDocked( bool );
+ void setPlaylistVisible( bool );
+ void setShowRemainingTime( bool );
+
+
+signals:
+ void playlistDockedChanged(bool);
+ void playlistVisibleChanged(bool);
+ void showRemainingTimeChanged(bool);
+
+private slots:
+ void onQmlWarning(const QList<QQmlError>& errors);
+
+private:
+ void registerQMLTypes();
+
+ intf_thread_t* m_intf = nullptr;
+ MainInterface* m_mainInterface = nullptr;
+
+ QQmlEngine* m_engine = nullptr;
+ QQmlComponent* m_component = nullptr;
+ QQuickItem* m_rootItem = nullptr;
+
+ QSettings* m_settings = nullptr;
+
+ bool m_hasMedialibrary;
+
+ bool m_playlistDocked = false;
+ bool m_playlistVisible = false;
+ bool m_showRemainingTime = false;
+ VLCVarChoiceModel* m_extraInterfaces = nullptr;
+
+};
+
+#endif // MAINUI_HPP
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