playlist_model.cpp
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:30k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * playlist_model.cpp : Manage playlist model
- ****************************************************************************
- * Copyright (C) 2006-2007 the VideoLAN team
- * $Id: add3ddc6e7c01c9970bab64f3110888689dcaced $
- *
- * Authors: Clément Stenac <zorglub@videolan.org>
- *
- * 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.
- *****************************************************************************/
- #ifdef HAVE_CONFIG_H
- # include "config.h"
- #endif
- #include "qt4.hpp"
- #include "dialogs_provider.hpp"
- #include "components/playlist/playlist_model.hpp"
- #include "dialogs/mediainfo.hpp"
- #include "dialogs/playlist.hpp"
- #include <vlc_intf_strings.h>
- #include "pixmaps/types/type_unknown.xpm"
- #include <assert.h>
- #include <QIcon>
- #include <QFont>
- #include <QMenu>
- #include <QApplication>
- #include <QSettings>
- #include "sorting.h"
- QIcon PLModel::icons[ITEM_TYPE_NUMBER];
- static int PlaylistChanged( vlc_object_t *, const char *,
- vlc_value_t, vlc_value_t, void * );
- static int PlaylistNext( vlc_object_t *, const char *,
- vlc_value_t, vlc_value_t, void * );
- static int ItemChanged( vlc_object_t *, const char *,
- vlc_value_t, vlc_value_t, void * );
- static int ItemAppended( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param );
- static int ItemDeleted( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param );
- /*************************************************************************
- * Playlist model implementation
- *************************************************************************/
- /*
- This model is called two times, for the selector and the standard panel
- */
- PLModel::PLModel( playlist_t *_p_playlist, /* THEPL */
- intf_thread_t *_p_intf, /* main Qt p_intf */
- playlist_item_t * p_root,
- /*playlist_GetPreferredNode( THEPL, THEPL->p_local_category );
- and THEPL->p_root_category for SelectPL */
- int _i_depth, /* -1 for StandPL, 1 for SelectPL */
- QObject *parent ) /* Basic Qt parent */
- : QAbstractItemModel( parent )
- {
- i_depth = _i_depth;
- assert( i_depth == DEPTH_SEL || i_depth == DEPTH_PL );
- p_intf = _p_intf;
- p_playlist = _p_playlist;
- i_cached_id = -1;
- i_cached_input_id = -1;
- i_popup_item = i_popup_parent = -1;
- rootItem = NULL; /* PLItem rootItem, will be set in rebuild( ) */
- /* Icons initialization */
- #define ADD_ICON(type, x) icons[ITEM_TYPE_##type] = QIcon( QPixmap( x ) )
- ADD_ICON( UNKNOWN , type_unknown_xpm );
- ADD_ICON( FILE, ":/type_file" );
- ADD_ICON( DIRECTORY, ":/type_directory" );
- ADD_ICON( DISC, ":/disc" );
- ADD_ICON( CDDA, ":/cdda" );
- ADD_ICON( CARD, ":/capture-card" );
- ADD_ICON( NET, ":/type_net" );
- ADD_ICON( PLAYLIST, ":/type_playlist" );
- ADD_ICON( NODE, ":/type_node" );
- #undef ADD_ICON
- rebuild( p_root );
- CONNECT( THEMIM->getIM(), metaChanged( int ),
- this, ProcessInputItemUpdate( int ) );
- CONNECT( THEMIM, inputChanged( input_thread_t * ),
- this, ProcessInputItemUpdate( input_thread_t* ) );
- }
- PLModel::~PLModel()
- {
- if(i_depth == -1)
- getSettings()->setValue( "qt-pl-showflags", rootItem->i_showflags );
- delCallbacks();
- delete rootItem;
- }
- Qt::DropActions PLModel::supportedDropActions() const
- {
- return Qt::CopyAction; /* Why not Qt::MoveAction */
- }
- Qt::ItemFlags PLModel::flags( const QModelIndex &index ) const
- {
- Qt::ItemFlags defaultFlags = QAbstractItemModel::flags( index );
- if( index.isValid() )
- return Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled | defaultFlags;
- else if ( rootItem->i_id != p_playlist->p_root_onelevel->i_id
- && rootItem->i_id != p_playlist->p_root_category->i_id )
- defaultFlags |= Qt::ItemIsDropEnabled;
- return defaultFlags;
- }
- /* A list of model indexes are a playlist */
- QStringList PLModel::mimeTypes() const
- {
- QStringList types;
- types << "vlc/playlist-item-id";
- return types;
- }
- QMimeData *PLModel::mimeData( const QModelIndexList &indexes ) const
- {
- QMimeData *mimeData = new QMimeData();
- QByteArray encodedData;
- QDataStream stream( &encodedData, QIODevice::WriteOnly );
- foreach( const QModelIndex &index, indexes ) {
- if( index.isValid() && index.column() == 0 )
- stream << itemId( index );
- }
- mimeData->setData( "vlc/playlist-item-id", encodedData );
- return mimeData;
- }
- /* Drop operation */
- bool PLModel::dropMimeData( const QMimeData *data, Qt::DropAction action,
- int row, int column, const QModelIndex &target )
- {
- if( data->hasFormat( "vlc/playlist-item-id" ) )
- {
- if( action == Qt::IgnoreAction )
- return true;
- if( !target.isValid() )
- /* We don't want to move on an invalid position */
- return true;
- PLItem *targetItem = static_cast<PLItem*>( target.internalPointer() );
- QByteArray encodedData = data->data( "vlc/playlist-item-id" );
- QDataStream stream( &encodedData, QIODevice::ReadOnly );
- PLItem *newParentItem;
- while( !stream.atEnd() )
- {
- int i;
- int srcId;
- stream >> srcId;
- PL_LOCK;
- playlist_item_t *p_target =
- playlist_ItemGetById( p_playlist, targetItem->i_id );
- playlist_item_t *p_src = playlist_ItemGetById( p_playlist, srcId );
- if( !p_target || !p_src )
- {
- PL_UNLOCK;
- return false;
- }
- if( p_target->i_children == -1 ) /* A leaf */
- {
- PLItem *parentItem = targetItem->parent();
- assert( parentItem );
- playlist_item_t *p_parent =
- playlist_ItemGetById( p_playlist, parentItem->i_id );
- if( !p_parent )
- {
- PL_UNLOCK;
- return false;
- }
- for( i = 0 ; i< p_parent->i_children ; i++ )
- if( p_parent->pp_children[i] == p_target ) break;
- // Move the item to the element after i
- playlist_TreeMove( p_playlist, p_src, p_parent, i + 1 );
- newParentItem = parentItem;
- }
- else
- {
- /* todo: if we drop on a top-level node, use copy instead ? */
- playlist_TreeMove( p_playlist, p_src, p_target, 0 );
- i = 0;
- newParentItem = targetItem;
- }
- PL_UNLOCK;
- }
- /*TODO: That's not a good idea to rebuild the playlist */
- rebuild();
- }
- return true;
- }
- /* remove item with its id */
- void PLModel::removeItem( int i_id )
- {
- PLItem *item = FindById( rootItem, i_id );
- if( item ) item->remove( item );
- }
- /* callbacks and slots */
- void PLModel::addCallbacks()
- {
- /* Some global changes happened -> Rebuild all */
- var_AddCallback( p_playlist, "intf-change", PlaylistChanged, this );
- /* We went to the next item
- var_AddCallback( p_playlist, "item-current", PlaylistNext, this );
- */
- /* One item has been updated */
- var_AddCallback( p_playlist, "playlist-item-append", ItemAppended, this );
- var_AddCallback( p_playlist, "playlist-item-deleted", ItemDeleted, this );
- }
- void PLModel::delCallbacks()
- {
- var_DelCallback( p_playlist, "item-change", ItemChanged, this );
- /*
- var_DelCallback( p_playlist, "item-current", PlaylistNext, this );
- */
- var_DelCallback( p_playlist, "intf-change", PlaylistChanged, this );
- var_DelCallback( p_playlist, "playlist-item-append", ItemAppended, this );
- var_DelCallback( p_playlist, "playlist-item-deleted", ItemDeleted, this );
- }
- void PLModel::activateItem( const QModelIndex &index )
- {
- assert( index.isValid() );
- PLItem *item = static_cast<PLItem*>(index.internalPointer());
- assert( item );
- PL_LOCK;
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist, item->i_id );
- activateItem( p_item );
- PL_UNLOCK;
- }
- /* Must be entered with lock */
- void PLModel::activateItem( playlist_item_t *p_item )
- {
- if( !p_item ) return;
- playlist_item_t *p_parent = p_item;
- while( p_parent )
- {
- if( p_parent->i_id == rootItem->i_id ) break;
- p_parent = p_parent->p_parent;
- }
- if( p_parent )
- playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Locked,
- p_parent, p_item );
- }
- /****************** Base model mandatory implementations *****************/
- QVariant PLModel::data( const QModelIndex &index, int role ) const
- {
- if( !index.isValid() ) return QVariant();
- PLItem *item = static_cast<PLItem*>(index.internalPointer());
- if( role == Qt::DisplayRole )
- {
- return QVariant( item->columnString( index.column() ) );
- }
- else if( role == Qt::DecorationRole && index.column() == 0 )
- {
- /* Use to segfault here because i_type wasn't always initialized */
- if( item->i_type >= 0 )
- return QVariant( PLModel::icons[item->i_type] );
- }
- else if( role == Qt::FontRole )
- {
- if( item->b_current == true )
- {
- QFont f; f.setBold( true ); return QVariant( f );
- }
- }
- return QVariant();
- }
- bool PLModel::isCurrent( const QModelIndex &index )
- {
- assert( index.isValid() );
- return static_cast<PLItem*>(index.internalPointer())->b_current;
- }
- int PLModel::itemId( const QModelIndex &index ) const
- {
- assert( index.isValid() );
- return static_cast<PLItem*>(index.internalPointer())->i_id;
- }
- QVariant PLModel::headerData( int section, Qt::Orientation orientation,
- int role ) const
- {
- if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
- return QVariant( rootItem->columnString( section ) );
- return QVariant();
- }
- QModelIndex PLModel::index( int row, int column, const QModelIndex &parent )
- const
- {
- PLItem *parentItem;
- if( !parent.isValid() )
- parentItem = rootItem;
- else
- parentItem = static_cast<PLItem*>(parent.internalPointer());
- PLItem *childItem = parentItem->child( row );
- if( childItem )
- return createIndex( row, column, childItem );
- else
- return QModelIndex();
- }
- /* Return the index of a given item */
- QModelIndex PLModel::index( PLItem *item, int column ) const
- {
- if( !item ) return QModelIndex();
- const PLItem *parent = item->parent();
- if( parent )
- return createIndex( parent->children.lastIndexOf( item ),
- column, item );
- return QModelIndex();
- }
- QModelIndex PLModel::parent( const QModelIndex &index ) const
- {
- if( !index.isValid() ) return QModelIndex();
- PLItem *childItem = static_cast<PLItem*>(index.internalPointer());
- if( !childItem )
- {
- msg_Err( p_playlist, "NULL CHILD" );
- return QModelIndex();
- }
- PLItem *parentItem = childItem->parent();
- if( !parentItem || parentItem == rootItem ) return QModelIndex();
- if( !parentItem->parentItem )
- {
- msg_Err( p_playlist, "No parent parent, trying row 0 " );
- msg_Err( p_playlist, "----- PLEASE REPORT THIS ------" );
- return createIndex( 0, 0, parentItem );
- }
- QModelIndex ind = createIndex(parentItem->row(), 0, parentItem);
- return ind;
- }
- int PLModel::columnCount( const QModelIndex &i) const
- {
- return rootItem->item_col_strings.count();
- }
- int PLModel::childrenCount( const QModelIndex &parent ) const
- {
- return rowCount( parent );
- }
- int PLModel::rowCount( const QModelIndex &parent ) const
- {
- PLItem *parentItem;
- if( !parent.isValid() )
- parentItem = rootItem;
- else
- parentItem = static_cast<PLItem*>(parent.internalPointer());
- return parentItem->childCount();
- }
- QStringList PLModel::selectedURIs()
- {
- QStringList lst;
- for( int i = 0; i < current_selection.size(); i++ )
- {
- PL_LOCK;
- PLItem *item = static_cast<PLItem*>
- (current_selection[i].internalPointer());
- if( item )
- {
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist, item->i_id );
- if( p_item )
- {
- char *psz = input_item_GetURI( p_item->p_input );
- if( psz )
- {
- lst.append( psz );
- free( psz );
- }
- }
- }
- PL_UNLOCK;
- }
- return lst;
- }
- /************************* General playlist status ***********************/
- bool PLModel::hasRandom()
- {
- return var_GetBool( p_playlist, "random" );
- }
- bool PLModel::hasRepeat()
- {
- return var_GetBool( p_playlist, "repeat" );
- }
- bool PLModel::hasLoop()
- {
- return var_GetBool( p_playlist, "loop" );
- }
- void PLModel::setLoop( bool on )
- {
- var_SetBool( p_playlist, "loop", on ? true:false );
- config_PutInt( p_playlist, "loop", on ? 1: 0 );
- }
- void PLModel::setRepeat( bool on )
- {
- var_SetBool( p_playlist, "repeat", on ? true:false );
- config_PutInt( p_playlist, "repeat", on ? 1: 0 );
- }
- void PLModel::setRandom( bool on )
- {
- var_SetBool( p_playlist, "random", on ? true:false );
- config_PutInt( p_playlist, "random", on ? 1: 0 );
- }
- /************************* Lookups *****************************/
- PLItem *PLModel::FindById( PLItem *root, int i_id )
- {
- return FindInner( root, i_id, false );
- }
- PLItem *PLModel::FindByInput( PLItem *root, int i_id )
- {
- return FindInner( root, i_id, true );
- }
- #define CACHE( i, p ) { i_cached_id = i; p_cached_item = p; }
- #define ICACHE( i, p ) { i_cached_input_id = i; p_cached_item_bi = p; }
- PLItem * PLModel::FindInner( PLItem *root, int i_id, bool b_input )
- {
- if( ( !b_input && i_cached_id == i_id) ||
- ( b_input && i_cached_input_id ==i_id ) )
- {
- return b_input ? p_cached_item_bi : p_cached_item;
- }
- if( !b_input && root->i_id == i_id )
- {
- CACHE( i_id, root );
- return root;
- }
- else if( b_input && root->i_input_id == i_id )
- {
- ICACHE( i_id, root );
- return root;
- }
- QList<PLItem *>::iterator it = root->children.begin();
- while ( it != root->children.end() )
- {
- if( !b_input && (*it)->i_id == i_id )
- {
- CACHE( i_id, (*it) );
- return p_cached_item;
- }
- else if( b_input && (*it)->i_input_id == i_id )
- {
- ICACHE( i_id, (*it) );
- return p_cached_item_bi;
- }
- if( (*it)->children.size() )
- {
- PLItem *childFound = FindInner( (*it), i_id, b_input );
- if( childFound )
- {
- if( b_input )
- ICACHE( i_id, childFound )
- else
- CACHE( i_id, childFound )
- return childFound;
- }
- }
- it++;
- }
- return NULL;
- }
- #undef CACHE
- #undef ICACHE
- /************************* Updates handling *****************************/
- void PLModel::customEvent( QEvent *event )
- {
- int type = event->type();
- if( type != ItemAppend_Type &&
- type != ItemDelete_Type && type != PLUpdate_Type )
- return;
- PLEvent *ple = static_cast<PLEvent *>(event);
- if( type == ItemAppend_Type )
- ProcessItemAppend( &ple->add );
- else if( type == ItemDelete_Type )
- ProcessItemRemoval( ple->i_id );
- else
- rebuild();
- }
- /**** Events processing ****/
- void PLModel::ProcessInputItemUpdate( input_thread_t *p_input )
- {
- if( !p_input ) return;
- ProcessInputItemUpdate( input_GetItem( p_input )->i_id );
- if( p_input && !( p_input->b_dead || !vlc_object_alive( p_input ) ) )
- {
- PLItem *item = FindByInput( rootItem, input_GetItem( p_input )->i_id );
- emit currentChanged( index( item, 0 ) );
- }
- }
- void PLModel::ProcessInputItemUpdate( int i_input_id )
- {
- if( i_input_id <= 0 ) return;
- PLItem *item = FindByInput( rootItem, i_input_id );
- if( item )
- {
- QPL_LOCK;
- UpdateTreeItem( item, true );
- QPL_UNLOCK;
- }
- }
- void PLModel::ProcessItemRemoval( int i_id )
- {
- if( i_id <= 0 ) return;
- if( i_id == i_cached_id ) i_cached_id = -1;
- i_cached_input_id = -1;
- removeItem( i_id );
- }
- void PLModel::ProcessItemAppend( const playlist_add_t *p_add )
- {
- playlist_item_t *p_item = NULL;
- PLItem *newItem = NULL;
- PLItem *nodeItem = FindById( rootItem, p_add->i_node );
- PL_LOCK;
- if( !nodeItem ) goto end;
- p_item = playlist_ItemGetById( p_playlist, p_add->i_item );
- if( !p_item || p_item->i_flags & PLAYLIST_DBL_FLAG ) goto end;
- if( i_depth == DEPTH_SEL && p_item->p_parent &&
- p_item->p_parent->i_id != rootItem->i_id )
- goto end;
- newItem = new PLItem( p_item, nodeItem, this );
- nodeItem->appendChild( newItem );
- UpdateTreeItem( p_item, newItem, true );
- end:
- PL_UNLOCK;
- return;
- }
- void PLModel::rebuild()
- {
- rebuild( NULL );
- }
- void PLModel::rebuild( playlist_item_t *p_root )
- {
- playlist_item_t* p_item;
- /* Remove callbacks before locking to avoid deadlocks */
- delCallbacks();
- /* Invalidate cache */
- i_cached_id = i_cached_input_id = -1;
- PL_LOCK;
- /* Clear the tree */
- if( rootItem )
- {
- if( rootItem->children.size() )
- {
- beginRemoveRows( index( rootItem, 0 ), 0,
- rootItem->children.size() -1 );
- qDeleteAll( rootItem->children );
- rootItem->children.clear();
- endRemoveRows();
- }
- }
- if( p_root )
- {
- delete rootItem;
- rootItem = new PLItem( p_root, getSettings(), this );
- }
- assert( rootItem );
- /* Recreate from root */
- UpdateNodeChildren( rootItem );
- if( (p_item = playlist_CurrentPlayingItem(p_playlist)) )
- {
- PLItem *currentItem = FindByInput( rootItem,
- p_item->p_input->i_id );
- if( currentItem )
- {
- UpdateTreeItem( p_item, currentItem,
- true, false );
- }
- }
- PL_UNLOCK;
- /* And signal the view */
- emit layoutChanged();
- addCallbacks();
- }
- /* This function must be entered WITH the playlist lock */
- void PLModel::UpdateNodeChildren( PLItem *root )
- {
- playlist_item_t *p_node = playlist_ItemGetById( p_playlist, root->i_id );
- UpdateNodeChildren( p_node, root );
- }
- /* This function must be entered WITH the playlist lock */
- void PLModel::UpdateNodeChildren( playlist_item_t *p_node, PLItem *root )
- {
- for( int i = 0; i < p_node->i_children ; i++ )
- {
- if( p_node->pp_children[i]->i_flags & PLAYLIST_DBL_FLAG ) continue;
- PLItem *newItem = new PLItem( p_node->pp_children[i], root, this );
- root->appendChild( newItem, false );
- UpdateTreeItem( newItem, false, true );
- if( i_depth == DEPTH_PL && p_node->pp_children[i]->i_children != -1 )
- UpdateNodeChildren( p_node->pp_children[i], newItem );
- }
- }
- /* This function must be entered WITH the playlist lock */
- void PLModel::UpdateTreeItem( PLItem *item, bool signal, bool force )
- {
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist, item->i_id );
- UpdateTreeItem( p_item, item, signal, force );
- }
- /* This function must be entered WITH the playlist lock */
- void PLModel::UpdateTreeItem( playlist_item_t *p_item, PLItem *item,
- bool signal, bool force )
- {
- if ( !p_item )
- return;
- if( !force && i_depth == DEPTH_SEL && p_item->p_parent &&
- p_item->p_parent->i_id != rootItem->i_id )
- return;
- item->update( p_item, p_item == playlist_CurrentPlayingItem( p_playlist ) );
- if( signal )
- emit dataChanged( index( item, 0 ) , index( item, 1 ) );
- }
- /************************* Actions ******************************/
- /**
- * Deletion, here we have to do a ugly slow hack as we retrieve the full
- * list of indexes to delete at once: when we delete a node and all of
- * its children, we need to update the list.
- * Todo: investigate whethere we can use ranges to be sure to delete all items?
- */
- void PLModel::doDelete( QModelIndexList selected )
- {
- for( int i = selected.size() -1 ; i >= 0; i-- )
- {
- QModelIndex index = selected[i];
- if( index.column() != 0 ) continue;
- PLItem *item = static_cast<PLItem*>(index.internalPointer());
- if( item )
- {
- if( item->children.size() )
- recurseDelete( item->children, &selected );
- doDeleteItem( item, &selected );
- }
- }
- }
- void PLModel::recurseDelete( QList<PLItem*> children, QModelIndexList *fullList )
- {
- for( int i = children.size() - 1; i >= 0 ; i-- )
- {
- PLItem *item = children[i];
- if( item->children.size() )
- recurseDelete( item->children, fullList );
- doDeleteItem( item, fullList );
- }
- }
- void PLModel::doDeleteItem( PLItem *item, QModelIndexList *fullList )
- {
- QModelIndex deleteIndex = index( item, 0 );
- fullList->removeAll( deleteIndex );
- PL_LOCK;
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist, item->i_id );
- if( !p_item )
- {
- PL_UNLOCK;
- return;
- }
- if( p_item->i_children == -1 )
- playlist_DeleteFromInput( p_playlist, item->i_input_id, pl_Locked );
- else
- playlist_NodeDelete( p_playlist, p_item, true, false );
- /* And finally, remove it from the tree */
- item->remove( item );
- PL_UNLOCK;
- }
- /******* Volume III: Sorting and searching ********/
- void PLModel::sort( int column, Qt::SortOrder order )
- {
- int i_index = -1;
- int i_flag = 0;
- int i_column = 1;
- for( i_column = 1; i_column != COLUMN_END; i_column<<=1 )
- {
- if( ( shownFlags() & i_column ) )
- i_index++;
- if( column == i_index )
- {
- i_flag = i_column;
- goto next;
- }
- }
- next:
- PL_LOCK;
- {
- playlist_item_t *p_root = playlist_ItemGetById( p_playlist,
- rootItem->i_id );
- if( p_root && i_flag )
- {
- playlist_RecursiveNodeSort( p_playlist, p_root,
- i_column_sorting( i_flag ),
- order == Qt::AscendingOrder ?
- ORDER_NORMAL : ORDER_REVERSE );
- }
- }
- PL_UNLOCK;
- rebuild();
- }
- void PLModel::search( const QString& search_text )
- {
- /** todo Fire the search with a small delay ? */
- PL_LOCK;
- {
- playlist_item_t *p_root = playlist_ItemGetById( p_playlist,
- rootItem->i_id );
- assert( p_root );
- const char *psz_name = search_text.toUtf8().data();
- playlist_LiveSearchUpdate( p_playlist , p_root, psz_name );
- }
- PL_UNLOCK;
- rebuild();
- }
- /*********** Popup *********/
- void PLModel::popup( QModelIndex & index, QPoint &point, QModelIndexList list )
- {
- assert( index.isValid() );
- PL_LOCK;
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist, itemId( index ) );
- if( p_item )
- {
- i_popup_item = p_item->i_id;
- i_popup_parent = p_item->p_parent ? p_item->p_parent->i_id : -1;
- PL_UNLOCK;
- current_selection = list;
- QMenu *menu = new QMenu;
- menu->addAction( qtr(I_POP_PLAY), this, SLOT( popupPlay() ) );
- menu->addAction( qtr(I_POP_DEL), this, SLOT( popupDel() ) );
- menu->addSeparator();
- menu->addAction( qtr(I_POP_STREAM), this, SLOT( popupStream() ) );
- menu->addAction( qtr(I_POP_SAVE), this, SLOT( popupSave() ) );
- menu->addSeparator();
- menu->addAction( qtr(I_POP_INFO), this, SLOT( popupInfo() ) );
- if( p_item->i_children > -1 )
- {
- menu->addSeparator();
- menu->addAction( qtr(I_POP_SORT), this, SLOT( popupSort() ) );
- menu->addAction( qtr(I_POP_ADD), this, SLOT( popupAdd() ) );
- }
- menu->addSeparator();
- menu->addAction( qtr( I_POP_EXPLORE ), this, SLOT( popupExplore() ) );
- menu->popup( point );
- }
- else
- PL_UNLOCK;
- }
- void PLModel::viewchanged( int meta )
- {
- assert( meta );
- int _meta = meta;
- if( rootItem )
- {
- int index=-1;
- while( _meta )
- {
- index++;
- _meta >>= 1;
- }
- /* UNUSED emit layoutAboutToBeChanged(); */
- index = __MIN( index, rootItem->item_col_strings.count() );
- QModelIndex parent = createIndex( 0, 0, rootItem );
- if( rootItem->i_showflags & meta )
- /* Removing columns */
- {
- beginRemoveColumns( parent, index, index+1 );
- rootItem->i_showflags &= ~( meta );
- getSettings()->setValue( "qt-pl-showflags", rootItem->i_showflags );
- rootItem->updateColumnHeaders();
- endRemoveColumns();
- }
- else
- {
- /* Adding columns */
- beginInsertColumns( parent, index, index+1 );
- rootItem->i_showflags |= meta;
- getSettings()->setValue( "qt-pl-showflags", rootItem->i_showflags );
- rootItem->updateColumnHeaders();
- endInsertColumns();
- }
- emit columnsChanged( meta );
- rebuild();
- }
- }
- void PLModel::popupDel()
- {
- doDelete( current_selection );
- }
- void PLModel::popupPlay()
- {
- PL_LOCK;
- {
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist,
- i_popup_item );
- activateItem( p_item );
- }
- PL_UNLOCK;
- }
- void PLModel::popupInfo()
- {
- PL_LOCK;
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist,
- i_popup_item );
- if( p_item )
- {
- input_item_t* p_input = p_item->p_input;
- vlc_gc_incref( p_input );
- PL_UNLOCK;
- MediaInfoDialog *mid = new MediaInfoDialog( p_intf, p_input );
- vlc_gc_decref( p_input );
- mid->setParent( PlaylistDialog::getInstance( p_intf ),
- Qt::Dialog );
- mid->show();
- }
- }
- void PLModel::popupStream()
- {
- QStringList mrls = selectedURIs();
- if( !mrls.isEmpty() )
- THEDP->streamingDialog( NULL, mrls[0], false );
- }
- void PLModel::popupSave()
- {
- QStringList mrls = selectedURIs();
- if( !mrls.isEmpty() )
- THEDP->streamingDialog( NULL, mrls[0] );
- }
- #include <QUrl>
- #include <QFileInfo>
- #include <QDesktopServices>
- void PLModel::popupExplore()
- {
- PL_LOCK;
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist,
- i_popup_item );
- if( p_item )
- {
- input_item_t *p_input = p_item->p_input;
- char *psz_meta = input_item_GetURI( p_input );
- PL_UNLOCK;
- if( psz_meta )
- {
- const char *psz_access;
- const char *psz_demux;
- char *psz_path;
- input_SplitMRL( &psz_access, &psz_demux, &psz_path, psz_meta );
- if( EMPTY_STR( psz_access ) ||
- !strncasecmp( psz_access, "file", 4 ) ||
- !strncasecmp( psz_access, "dire", 4 ) )
- {
- QFileInfo info( qfu( psz_meta ) );
- QDesktopServices::openUrl(
- QUrl::fromLocalFile( info.absolutePath() ) );
- }
- free( psz_meta );
- }
- }
- else
- PL_UNLOCK;
- }
- /**********************************************************************
- * Playlist callbacks
- **********************************************************************/
- static int PlaylistChanged( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param )
- {
- PLModel *p_model = (PLModel *) param;
- PLEvent *event = new PLEvent( PLUpdate_Type, 0 );
- QApplication::postEvent( p_model, event );
- return VLC_SUCCESS;
- }
- static int PlaylistNext( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param )
- {
- PLModel *p_model = (PLModel *) param;
- PLEvent *event = new PLEvent( ItemUpdate_Type, oval.i_int );
- QApplication::postEvent( p_model, event );
- event = new PLEvent( ItemUpdate_Type, nval.i_int );
- QApplication::postEvent( p_model, event );
- return VLC_SUCCESS;
- }
- static int ItemChanged( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param )
- {
- PLModel *p_model = (PLModel *) param;
- PLEvent *event = new PLEvent( ItemUpdate_Type, nval.i_int );
- QApplication::postEvent( p_model, event );
- return VLC_SUCCESS;
- }
- static int ItemDeleted( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param )
- {
- PLModel *p_model = (PLModel *) param;
- PLEvent *event = new PLEvent( ItemDelete_Type, nval.i_int );
- QApplication::postEvent( p_model, event );
- return VLC_SUCCESS;
- }
- static int ItemAppended( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t oval, vlc_value_t nval, void *param )
- {
- PLModel *p_model = (PLModel *) param;
- const playlist_add_t *p_add = (playlist_add_t *)nval.p_address;
- PLEvent *event = new PLEvent( p_add );
- QApplication::postEvent( p_model, event );
- return VLC_SUCCESS;
- }