[vlc-devel] [PATCH 1/2] qt: make ml_folders_model

Abel Tesfaye abeltesfaye45 at gmail.com
Wed Jul 31 17:04:24 CEST 2019


From: Abel Tesfaye <Abeltesfaye45 at gmail.com>

---
 modules/gui/qt/Makefile.am                    |   3 +
 .../mediacenter/ml_folders_model.cpp          | 147 ++++++++++++++++++
 .../mediacenter/ml_folders_model.hpp          |  80 ++++++++++
 3 files changed, 230 insertions(+)
 create mode 100644 modules/gui/qt/components/mediacenter/ml_folders_model.cpp
 create mode 100644 modules/gui/qt/components/mediacenter/ml_folders_model.hpp

diff --git a/modules/gui/qt/Makefile.am b/modules/gui/qt/Makefile.am
index bdf5dcd5cf..2932cf2426 100644
--- a/modules/gui/qt/Makefile.am
+++ b/modules/gui/qt/Makefile.am
@@ -112,6 +112,8 @@ libqt_plugin_la_SOURCES = \
 	gui/qt/components/settings.hpp \
 	gui/qt/components/audio_device_model.cpp  \
 	gui/qt/components/audio_device_model.hpp \
+	gui/qt/components/mediacenter/ml_folders_model.hpp  \
+	gui/qt/components/mediacenter/ml_folders_model.cpp \
 	gui/qt/components/voutwindow/videosurface.cpp \
 	gui/qt/components/voutwindow/videosurface.hpp \
 	gui/qt/components/voutwindow/qvoutwindow.cpp \
@@ -269,6 +271,7 @@ nodist_libqt_plugin_la_SOURCES = \
 	gui/qt/components/selectable_list_model.moc.cpp \
 	gui/qt/components/settings.moc.cpp \
 	gui/qt/components/audio_device_model.moc.cpp \
+	gui/qt/components/mediacenter/ml_folders_model.moc.cpp \
 	gui/qt/components/voutwindow/videosurface.moc.cpp \
 	gui/qt/components/voutwindow/qvoutwindow.moc.cpp \
 	gui/qt/components/voutwindow/qvoutwindowdummy.moc.cpp \
diff --git a/modules/gui/qt/components/mediacenter/ml_folders_model.cpp b/modules/gui/qt/components/mediacenter/ml_folders_model.cpp
new file mode 100644
index 0000000000..e7469830e7
--- /dev/null
+++ b/modules/gui/qt/components/mediacenter/ml_folders_model.cpp
@@ -0,0 +1,147 @@
+/*****************************************************************************
+ * Copyright (C) 2019 VLC authors and VideoLAN
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * ( at your option ) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#include "ml_folders_model.hpp"
+#include <cassert>
+
+MlFoldersModel::MlFoldersModel( vlc_medialibrary_t *p_ml , QObject *parent )
+    : QAbstractListModel( parent )
+    ,m_ml( p_ml )
+    ,m_ml_event_handle( nullptr , [this](vlc_ml_event_callback_t* cb ) {
+        assert( m_ml != nullptr );
+        vlc_ml_event_unregister_callback( m_ml , cb );
+})
+{
+    assert( p_ml );
+    connect( this , &MlFoldersModel::onMLEntryPointModified , this , &MlFoldersModel::update );
+    m_ml_event_handle.reset( vlc_ml_event_register_callback( m_ml , onMlEvent , this ) );
+    update();
+}
+
+int MlFoldersModel::rowCount( QModelIndex const & ) const
+{
+    return m_mrls.count();
+}
+int MlFoldersModel::columnCount( QModelIndex const & ) const
+{
+    return 3;
+}
+
+QVariant MlFoldersModel::data( const QModelIndex &index ,
+                              int role) const {
+    if ( index.isValid() )
+    {
+        switch ( role )
+        {
+        case Qt::DisplayRole :
+            if ( index.column() == 1 )
+                return QVariant::fromValue( m_mrls[index.row()].toDisplayString( QUrl::RemovePassword | QUrl::PreferLocalFile | QUrl::NormalizePathSegments ) );
+            break;
+        case CustomCheckBoxRole :
+            return ( index.row() %2 ) ? //TODO: if mrl banned?
+                                      Qt::Checked : Qt::Unchecked;
+            break;
+        default :
+            return {};
+        }
+    }
+    return {};
+}
+
+void MlFoldersModel::removeAt( int index )
+{
+    vlc_ml_remove_folder( m_ml , qtu( m_mrls[index].toString() ) );
+}
+
+void MlFoldersModel::add( QUrl mrl )
+{
+    vlc_ml_add_folder( m_ml , qtu( mrl.toString( QUrl::None ) ) );
+}
+
+void MlFoldersModel::update()
+{
+    beginResetModel();
+
+    m_mrls.clear();
+
+    vlc_ml_entry_point_list_t * entrypoints;
+    vlc_ml_list_folder( m_ml , &entrypoints ); //TODO: get list of banned folders as well
+
+    for ( unsigned int i=0 ; i<entrypoints->i_nb_items ; i++ )
+        m_mrls.append( QUrl::fromUserInput( entrypoints->p_items[i].psz_mrl ) );
+
+    endResetModel();
+
+}
+
+Qt::ItemFlags MlFoldersModel::flags ( const QModelIndex & index ) const {
+    Qt::ItemFlags defaultFlags = QAbstractListModel::flags( index );
+    if ( index.isValid() ){
+        return defaultFlags;
+    }
+    return defaultFlags;
+}
+
+bool MlFoldersModel::setData( const QModelIndex &index ,
+                                const QVariant &value , int role){
+    if( !index.isValid() )
+        return false;
+
+    else if( role == CustomCheckBoxRole ){
+        if( !value.toBool() ){
+            vlc_ml_unban_folder(m_ml, qtu( m_mrls[index.row()].toString() ) );
+        }
+        else{
+            vlc_ml_ban_folder( m_ml , qtu( m_mrls[index.row()].toString() ) );
+        }
+    }
+    else if(role == CustomRemoveRole){
+        removeAt( index.row() );
+    }
+
+    return true;
+}
+void MlFoldersModel::onMlEvent( void* data , const vlc_ml_event_t* event )
+{
+    auto self = static_cast<MlFoldersModel*>( data );
+    if ( event->i_type == VLC_ML_EVENT_ENTRY_POINT_ADDED || event->i_type == VLC_ML_EVENT_ENTRY_POINT_REMOVED ||
+         event->i_type == VLC_ML_EVENT_ENTRY_POINT_UNBANNED || event->i_type == VLC_ML_EVENT_ENTRY_POINT_BANNED  )
+    {
+        emit self->onMLEntryPointModified();
+    }
+}
+
+ QVariant MlFoldersModel::headerData( int section , Qt::Orientation orientation , int /*role*/) const
+ {
+     if ( orientation == Qt::Horizontal ) {
+         switch ( section ) {
+             case 0:
+                 return qtr("Banned");
+
+             case 1:
+                 return qtr("Path");
+
+             case 2:
+                 return qtr("Remove");
+
+             default:
+                 return qtr("Unknown");
+         }
+     }
+     return QVariant();
+ }
diff --git a/modules/gui/qt/components/mediacenter/ml_folders_model.hpp b/modules/gui/qt/components/mediacenter/ml_folders_model.hpp
new file mode 100644
index 0000000000..2ef0f568bb
--- /dev/null
+++ b/modules/gui/qt/components/mediacenter/ml_folders_model.hpp
@@ -0,0 +1,80 @@
+/*****************************************************************************
+ * Copyright (C) 2019 VLC authors and VideoLAN
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * ( at your option ) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef ML_FOLDERS_MODEL_HPP
+#define ML_FOLDERS_MODEL_HPP
+
+#ifdef HAVE_CONFIG_H
+
+# include "config.h"
+
+#endif
+
+#include "qt.hpp"
+#include <QAbstractListModel>
+#include <QUrl>
+#include <QList>
+#include "components/mediacenter/mlhelper.hpp"
+
+#include <vlc_media_library.h>
+
+class MlFoldersModel : public QAbstractListModel
+{
+    Q_OBJECT
+public:
+    MlFoldersModel( vlc_medialibrary_t *p_ml , QObject * parent = nullptr );
+
+    int rowCount( QModelIndex const &parent = {} ) const  override;
+    int columnCount (QModelIndex const &parent = {} ) const  override;
+
+    QVariant data( QModelIndex const &index , const int role = Qt::DisplayRole ) const  override;
+
+    Qt::ItemFlags flags ( const QModelIndex & index ) const ;
+
+    bool setData( const QModelIndex &index , const QVariant &value ,
+                 int role );
+
+    static void onMlEvent( void* data , const vlc_ml_event_t* event );
+    QVariant headerData( int section , Qt::Orientation orientation , int role ) const override;
+
+    enum Roles
+    {
+        CustomCheckBoxRole = Qt::UserRole + 1,
+        CustomRemoveRole
+    };
+private:
+    QList<QUrl> m_mrls;
+    vlc_medialibrary_t *m_ml;
+
+    using EventCallbackPtr = std::unique_ptr<vlc_ml_event_callback_t,
+    std::function<void( vlc_ml_event_callback_t* )>> ;
+
+    EventCallbackPtr m_ml_event_handle;
+signals:
+    void limitChanged();
+    void  onMLEntryPointModified();
+
+public slots:
+    void update();
+    void removeAt( int index );
+    void add( QUrl mrl );
+
+
+};
+
+#endif // ML_FOLDERS_MODEL_HPP
-- 
2.21.0



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