qt: expose parsing completion in network model

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

modules/gui/qt/components/mediacenter/mlnetworkdevicemodel.hpp

@@ -112,6 +112,7 @@ private:
     void onItemCleared( MediaSourcePtr mediaSource, input_item_node_t* node ) override;
     void onItemAdded( MediaSourcePtr mediaSource, input_item_node_t* parent, input_item_node_t *const children[], size_t count ) override;
     void onItemRemoved( MediaSourcePtr mediaSource, input_item_node_t *const children[], size_t count ) override;
+    inline void onItemPreparseEnded( MediaSourcePtr, input_item_node_t *, enum input_item_preparse_status ) override {}
 
     void refreshDeviceList(MediaSourcePtr mediaSource, input_item_node_t* const children[], size_t count , bool clear);
 

modules/gui/qt/components/mediacenter/mlnetworkmediamodel.cpp

@@ -259,6 +259,9 @@ bool MLNetworkMediaModel::initializeMediaSources()
 
 
     vlc_media_tree_Preparse( tree, libvlc, m_treeItem.media.get() );
+    m_parsingPending = true;
+    emit parsingPendingChanged(m_parsingPending);
+
     m_listener = std::move( l );
 
     return true;
@@ -319,6 +322,14 @@ void MLNetworkMediaModel::onItemRemoved( MediaSourcePtr,
     }
 }
 
+void MLNetworkMediaModel::onItemPreparseEnded(MediaSourcePtr mediaSource, input_item_node_t* node, enum input_item_preparse_status status)
+{
+    QMetaObject::invokeMethod(this, [this]() {
+        m_parsingPending = false;
+        emit parsingPendingChanged(false);
+    });
+}
+
 void MLNetworkMediaModel::refreshMediaList( MediaSourcePtr mediaSource,
                                        input_item_node_t* const children[], size_t count,
                                        bool clear )

modules/gui/qt/components/mediacenter/mlnetworkmediamodel.hpp

@@ -93,6 +93,7 @@ public:
     Q_PROPERTY(ItemType type READ getType NOTIFY typeChanged)
     Q_PROPERTY(bool indexed READ isIndexed WRITE setIndexed NOTIFY isIndexedChanged)
     Q_PROPERTY(bool canBeIndexed READ canBeIndexed NOTIFY canBeIndexedChanged)
+    Q_PROPERTY(bool parsingPending READ getParsingPending NOTIFY parsingPendingChanged)
 
 
     explicit MLNetworkMediaModel(QObject* parent = nullptr);
@@ -117,6 +118,7 @@ public:
     inline ItemType getType() const { return m_type; }
     inline bool isIndexed() const { return m_indexed; }
     inline bool canBeIndexed() const { return m_canBeIndexed; }
+    inline bool getParsingPending() const { return m_parsingPending; }
 
     Q_INVOKABLE bool addToPlaylist( int index );
     Q_INVOKABLE bool addToPlaylist(const QVariantList& itemIdList);
@@ -129,6 +131,7 @@ signals:
     void typeChanged();
     void isIndexedChanged();
     void canBeIndexedChanged();
+    void parsingPendingChanged(bool);
 
     void ctxChanged();
     void treeChanged();
@@ -154,6 +157,7 @@ private:
     void onItemCleared( MediaSourcePtr mediaSource, input_item_node_t* node ) override;
     void onItemAdded( MediaSourcePtr mediaSource, input_item_node_t* parent, input_item_node_t *const children[], size_t count ) override;
     void onItemRemoved( MediaSourcePtr mediaSource, input_item_node_t *const children[], size_t count ) override;
+    void onItemPreparseEnded( MediaSourcePtr mediaSource, input_item_node_t* node, enum input_item_preparse_status status ) override;
 
     void refreshMediaList(MediaSourcePtr s, input_item_node_t* const children[], size_t count , bool clear);
 
@@ -166,6 +170,7 @@ private:
     ItemType m_type = ItemType::TYPE_UNKNOWN;
     bool m_indexed = false;
     bool m_canBeIndexed  = false;
+    bool m_parsingPending = false;
 
 
     std::vector<Item> m_items;

modules/gui/qt/components/mediacenter/mlnetworksourcelistener.cpp

@@ -14,7 +14,8 @@ MLNetworkSourceListener::MLNetworkSourceListener(MediaSourcePtr s, SourceListene
     static const vlc_media_tree_callbacks cbs {
         &MLNetworkSourceListener::onItemCleared,
         &MLNetworkSourceListener::onItemAdded,
-        &MLNetworkSourceListener::onItemRemoved
+        &MLNetworkSourceListener::onItemRemoved,
+        &MLNetworkSourceListener::onItemPreparseEnded
     };
     auto l = vlc_media_tree_AddListener( s->tree, &cbs, this, true );
     if ( l == nullptr )
@@ -49,3 +50,9 @@ void MLNetworkSourceListener::onItemRemoved( vlc_media_tree_t *, input_item_node
     auto* self = static_cast<MLNetworkSourceListener*>( userdata );
     self->cb->onItemRemoved( self->source, children, count );
 }
+
+void MLNetworkSourceListener::onItemPreparseEnded(vlc_media_tree_t *, input_item_node_t * node, enum input_item_preparse_status status, void *userdata)
+{
+    auto* self = static_cast<MLNetworkSourceListener*>( userdata );
+    self->cb->onItemPreparseEnded( self->source, node, status );
+}

modules/gui/qt/components/mediacenter/mlnetworksourcelistener.hpp

@@ -50,6 +50,7 @@ public:
         virtual void onItemCleared( MediaSourcePtr mediaSource, input_item_node_t* node ) = 0;
         virtual void onItemAdded( MediaSourcePtr mediaSource, input_item_node_t* parent, input_item_node_t *const children[], size_t count ) = 0;
         virtual void onItemRemoved( MediaSourcePtr mediaSource, input_item_node_t *const children[], size_t count ) = 0;
+        virtual void onItemPreparseEnded( MediaSourcePtr mediaSource, input_item_node_t* node, enum input_item_preparse_status status ) = 0;
     };
 
 public:
@@ -71,6 +72,10 @@ public:
                                input_item_node_t *const children[], size_t count,
                                void *userdata );
 
+    static void onItemPreparseEnded( vlc_media_tree_t *tree, input_item_node_t *node,
+                                     enum input_item_preparse_status status,
+                                     void *userdata );
+
     MediaSourcePtr source;
     ListenerPtr listener = nullptr;
     SourceListenerCb *cb = nullptr;