git.sesse.net Git - vlc/blob - modules/gui/skins2/vars/playtree.cpp

   1 /*****************************************************************************
   2  * playtree.cpp
   3  *****************************************************************************
   4  * Copyright (C) 2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Antoine Cellerier <dionoea@videolan.org>
   8  *          Clément Stenac <zorglub@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #include <vlc/vlc.h>
  26
  27 #include "playtree.hpp"
  28 #include <vlc_playlist.h>
  29 #include "../utils/ustring.hpp"
  30
  31 #include "vlc_charset.h"
  32
  33
  34 Playtree::Playtree( intf_thread_t *pIntf ): VarTree( pIntf )
  35 {
  36     // Get the VLC playlist object
  37     m_pPlaylist = pIntf->p_sys->p_playlist;
  38
  39     i_items_to_append = 0;
  40
  41     buildTree();
  42 }
  43
  44 Playtree::~Playtree()
  45 {
  46 }
  47
  48 void Playtree::delSelected()
  49 {
  50     Iterator it = begin();
  51     vlc_mutex_lock( &getIntf()->p_sys->p_playlist->object_lock );
  52     for( it = begin(); it != end(); it = getNextVisibleItem( it ) )
  53     {
  54         if( (*it).m_selected && !(*it).isReadonly() )
  55         {
  56             (*it).m_deleted = true;
  57         }
  58     }
  59     /// \todo Do this better (handle item-deleted)
  60     tree_update descr;
  61     descr.i_type = 3;
  62     notify( &descr );
  63     it = begin();
  64     while( it != end() )
  65     {
  66         if( (*it).m_deleted )
  67         {
  68             VarTree::Iterator it2;
  69             playlist_item_t *p_item = (playlist_item_t *)(it->m_pData);
  70             if( p_item->i_children == -1 )
  71             {
  72                 playlist_DeleteFromInput( getIntf()->p_sys->p_playlist,
  73                                           p_item->p_input->i_id, VLC_TRUE );
  74                 it2 = getNextVisibleItem( it ) ;
  75                 it->parent()->removeChild( it );
  76                 it = it2;
  77             }
  78             else
  79             {
  80                 playlist_NodeDelete( getIntf()->p_sys->p_playlist, p_item,
  81                                      VLC_TRUE, VLC_FALSE );
  82                 it2 = getNextSibling( it );
  83                 it->parent()->removeChild( it );
  84                 it = it2;
  85             }
  86         }
  87         else
  88         {
  89             it = getNextVisibleItem( it );
  90         }
  91     }
  92     vlc_mutex_unlock( &getIntf()->p_sys->p_playlist->object_lock );
  93 }
  94
  95 void Playtree::action( VarTree *pItem )
  96 {
  97     vlc_mutex_lock( &m_pPlaylist->object_lock );
  98     VarTree::Iterator it;
  99
 100     playlist_item_t *p_item = (playlist_item_t *)pItem->m_pData;
 101     playlist_item_t *p_parent = p_item;
 102     while( p_parent )
 103     {
 104         if( p_parent == m_pPlaylist->p_root_category )
 105             break;
 106         p_parent = p_parent->p_parent;
 107     }
 108
 109     if( p_parent )
 110     {
 111         playlist_Control( m_pPlaylist, PLAYLIST_VIEWPLAY, VLC_TRUE, p_parent, p_item );
 112     }
 113     vlc_mutex_unlock( &m_pPlaylist->object_lock );
 114 }
 115
 116 void Playtree::onChange()
 117 {
 118     buildTree();
 119     tree_update descr;
 120     descr.i_type = 1;
 121     notify( &descr );
 122 }
 123
 124 void Playtree::onUpdateItem( int id )
 125 {
 126     Iterator it = findById( id );
 127     tree_update descr;
 128     descr.b_active_item = false;
 129     if( it != end() )
 130     {
 131         // Update the item
 132         playlist_item_t* pNode = (playlist_item_t*)(it->m_pData);
 133         UString *pName = new UString( getIntf(), pNode->p_input->psz_name );
 134         it->m_cString = UStringPtr( pName );
 135         it->m_playing = m_pPlaylist->status.p_item == pNode;
 136         if( it->m_playing ) descr.b_active_item = true;
 137     }
 138     else
 139     {
 140         msg_Warn(getIntf(), "cannot find node with id %d", id );
 141     }
 142     descr.i_type = 0;
 143     notify( &descr );
 144 }
 145
 146 /// \todo keep a list of "recently removed" to avoid looking up if we
 147 //  already removed it
 148 void Playtree::onDelete( int i_id )
 149 {
 150     tree_update descr;
 151     descr.i_id = i_id;
 152     descr.i_type = 3;
 153     Iterator item = findById( i_id ) ;
 154     if( item != end() )
 155     {
 156         if( item->parent() )
 157             item->parent()->removeChild( item );
 158         descr.b_visible = item->parent() ? true : item->parent()->m_expanded;
 159         notify( &descr );
 160     }
 161 }
 162
 163 void Playtree::onAppend( playlist_add_t *p_add )
 164 {
 165     i_items_to_append --;
 166
 167     Iterator node = findById( p_add->i_node );
 168     if( node != end() )
 169     {
 170         Iterator item =  findById( p_add->i_item );
 171         if( item == end() )
 172         {
 173             playlist_item_t *p_item = playlist_ItemGetById(
 174                                         m_pPlaylist, p_add->i_item, VLC_TRUE );
 175             if( !p_item ) return;
 176             UString *pName = new UString( getIntf(),
 177                                           p_item->p_input->psz_name );
 178             node->add( p_add->i_item, UStringPtr( pName ),
 179                       false,false, false, p_item->i_flags & PLAYLIST_RO_FLAG,
 180                       p_item );
 181         }
 182     }
 183     tree_update descr;
 184     descr.i_id = p_add->i_item;
 185     descr.i_parent = p_add->i_node;
 186     descr.b_visible = node->m_expanded;
 187     descr.i_type = 2;
 188     notify( &descr );
 189 }
 190
 191 void Playtree::buildNode( playlist_item_t *pNode, VarTree &rTree )
 192 {
 193     for( int i = 0; i < pNode->i_children; i++ )
 194     {
 195         UString *pName = new UString( getIntf(),
 196                                    pNode->pp_children[i]->p_input->psz_name );
 197         rTree.add( pNode->pp_children[i]->p_input->i_id, UStringPtr( pName ),
 198                      false,
 199                      m_pPlaylist->status.p_item == pNode->pp_children[i],
 200                      false, pNode->pp_children[i]->i_flags & PLAYLIST_RO_FLAG,
 201                      pNode->pp_children[i] );
 202         if( pNode->pp_children[i]->i_children )
 203         {
 204             buildNode( pNode->pp_children[i], rTree.back() );
 205         }
 206     }
 207 }
 208
 209 void Playtree::buildTree()
 210 {
 211     clear();
 212     vlc_mutex_lock( &m_pPlaylist->object_lock );
 213
 214     i_items_to_append = 0;
 215
 216     clear();
 217
 218     /* TODO: Let user choose view - Stick with category ATM */
 219
 220     /* Set the root's name */
 221     UString *pName = new UString( getIntf(),
 222                              m_pPlaylist->p_root_category->p_input->psz_name );
 223     m_cString = UStringPtr( pName );
 224
 225     buildNode( m_pPlaylist->p_root_category, *this );
 226
 227     vlc_mutex_unlock( &m_pPlaylist->object_lock );
 228 //  What is it ?
 229 //    checkParents( NULL );
 230 }
 231