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 #ifdef HAVE_CONFIG_H
  26 # include "config.h"
  27 #endif
  28
  29 #include <vlc_common.h>
  30
  31 #include "playtree.hpp"
  32 #include <vlc_playlist.h>
  33 #include "../utils/ustring.hpp"
  34
  35 #include "vlc_charset.h"
  36
  37
  38 Playtree::Playtree( intf_thread_t *pIntf ): VarTree( pIntf )
  39 {
  40     // Get the VLC playlist object
  41     m_pPlaylist = pIntf->p_sys->p_playlist;
  42
  43     i_items_to_append = 0;
  44
  45     buildTree();
  46 }
  47
  48 Playtree::~Playtree()
  49 {
  50 }
  51
  52 void Playtree::delSelected()
  53 {
  54     Iterator it = begin();
  55     playlist_Lock( getIntf()->p_sys->p_playlist );
  56     for( it = begin(); it != end(); it = getNextVisibleItem( it ) )
  57     {
  58         if( (*it).m_selected && !(*it).isReadonly() )
  59         {
  60             (*it).m_deleted = true;
  61         }
  62     }
  63     /// \todo Do this better (handle item-deleted)
  64     tree_update descr;
  65     descr.i_type = 3;
  66     notify( &descr );
  67     it = begin();
  68     while( it != end() )
  69     {
  70         if( (*it).m_deleted )
  71         {
  72             VarTree::Iterator it2;
  73             playlist_item_t *p_item = (playlist_item_t *)(it->m_pData);
  74             if( p_item->i_children == -1 )
  75             {
  76                 playlist_DeleteFromInput( getIntf()->p_sys->p_playlist,
  77                                           p_item->p_input, pl_Locked );
  78                 it2 = getNextVisibleItem( it ) ;
  79                 it->parent()->removeChild( it );
  80                 it = it2;
  81             }
  82             else
  83             {
  84                 playlist_NodeDelete( getIntf()->p_sys->p_playlist, p_item,
  85                                      true, false );
  86                 it2 = getNextSibling( it );
  87                 it->parent()->removeChild( it );
  88                 it = it2;
  89             }
  90         }
  91         else
  92         {
  93             it = getNextVisibleItem( it );
  94         }
  95     }
  96     playlist_Unlock( getIntf()->p_sys->p_playlist );
  97 }
  98
  99 void Playtree::action( VarTree *pItem )
 100 {
 101     playlist_Lock( m_pPlaylist );
 102     VarTree::Iterator it;
 103
 104     playlist_item_t *p_item = (playlist_item_t *)pItem->m_pData;
 105     playlist_item_t *p_parent = p_item;
 106     while( p_parent )
 107     {
 108         if( p_parent == m_pPlaylist->p_root_category )
 109             break;
 110         p_parent = p_parent->p_parent;
 111     }
 112
 113     if( p_parent )
 114     {
 115         playlist_Control( m_pPlaylist, PLAYLIST_VIEWPLAY, pl_Locked, p_parent, p_item );
 116     }
 117     playlist_Unlock( m_pPlaylist );
 118 }
 119
 120 void Playtree::onChange()
 121 {
 122     buildTree();
 123     tree_update descr;
 124     descr.i_type = 1;
 125     notify( &descr );
 126 }
 127
 128 void Playtree::onUpdateItem( int id )
 129 {
 130     Iterator it = findById( id );
 131     tree_update descr;
 132     descr.b_active_item = false;
 133     if( it != end() )
 134     {
 135         // Update the item
 136         playlist_item_t* pNode = (playlist_item_t*)(it->m_pData);
 137         UString *pName = new UString( getIntf(), pNode->p_input->psz_name );
 138         it->m_cString = UStringPtr( pName );
 139         playlist_Lock( m_pPlaylist );
 140         it->m_playing = playlist_CurrentPlayingItem( m_pPlaylist ) == pNode;
 141         playlist_Unlock( m_pPlaylist );
 142         if( it->m_playing ) descr.b_active_item = true;
 143     }
 144     else
 145     {
 146         msg_Warn(getIntf(), "cannot find node with id %d", id );
 147     }
 148     descr.i_type = 0;
 149     notify( &descr );
 150 }
 151
 152 /// \todo keep a list of "recently removed" to avoid looking up if we
 153 //  already removed it
 154 void Playtree::onDelete( int i_id )
 155 {
 156     tree_update descr;
 157     descr.i_id = i_id;
 158     descr.i_type = 3;
 159     Iterator item = findById( i_id ) ;
 160     if( item != end() )
 161     {
 162         if( item->parent() )
 163             item->parent()->removeChild( item );
 164         descr.b_visible = item->parent() ? true : item->parent()->m_expanded;
 165         notify( &descr );
 166     }
 167 }
 168
 169 void Playtree::onAppend( playlist_add_t *p_add )
 170 {
 171     i_items_to_append --;
 172
 173     Iterator node = findById( p_add->i_node );
 174     if( node != end() )
 175     {
 176         Iterator item =  findById( p_add->i_item );
 177         if( item == end() )
 178         {
 179             playlist_Lock( m_pPlaylist );
 180             playlist_item_t *p_item = playlist_ItemGetById(
 181                                         m_pPlaylist, p_add->i_item );
 182             if( !p_item )
 183             {
 184                 playlist_Unlock( m_pPlaylist );
 185                 return;
 186             }
 187             UString *pName = new UString( getIntf(),
 188                                           p_item->p_input->psz_name );
 189             node->add( p_add->i_item, UStringPtr( pName ),
 190                       false,false, false, p_item->i_flags & PLAYLIST_RO_FLAG,
 191                       p_item );
 192             playlist_Unlock( m_pPlaylist );
 193         }
 194     }
 195     tree_update descr;
 196     descr.i_id = p_add->i_item;
 197     descr.i_parent = p_add->i_node;
 198     descr.b_visible = node->m_expanded;
 199     descr.i_type = 2;
 200     notify( &descr );
 201 }
 202
 203 void Playtree::buildNode( playlist_item_t *pNode, VarTree &rTree )
 204 {
 205     for( int i = 0; i < pNode->i_children; i++ )
 206     {
 207         UString *pName = new UString( getIntf(),
 208                                    pNode->pp_children[i]->p_input->psz_name );
 209         rTree.add( pNode->pp_children[i]->i_id, UStringPtr( pName ),
 210                      false,
 211                      playlist_CurrentPlayingItem(m_pPlaylist) == pNode->pp_children[i],
 212                      false, pNode->pp_children[i]->i_flags & PLAYLIST_RO_FLAG,
 213                      pNode->pp_children[i] );
 214         if( pNode->pp_children[i]->i_children )
 215         {
 216             buildNode( pNode->pp_children[i], rTree.back() );
 217         }
 218     }
 219 }
 220
 221 void Playtree::buildTree()
 222 {
 223     clear();
 224     playlist_Lock( m_pPlaylist );
 225
 226     i_items_to_append = 0;
 227
 228     clear();
 229
 230     /* TODO: Let user choose view - Stick with category ATM */
 231
 232     /* Set the root's name */
 233     UString *pName = new UString( getIntf(),
 234                              m_pPlaylist->p_root_category->p_input->psz_name );
 235     m_cString = UStringPtr( pName );
 236
 237     buildNode( m_pPlaylist->p_root_category, *this );
 238
 239     playlist_Unlock( m_pPlaylist );
 240 //  What is it ?
 241 //    checkParents( NULL );
 242 }
 243