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

   1 /*****************************************************************************
   2  * playtree.cpp
   3  *****************************************************************************
   4  * Copyright (C) 2005 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Antoine Cellerier <dionoea@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 #include <vlc/vlc.h>
  25
  26 #include "playtree.hpp"
  27 #include "../utils/ustring.hpp"
  28
  29 #include "charset.h"
  30
  31
  32 Playtree::Playtree( intf_thread_t *pIntf ): VarTree( pIntf )
  33 {
  34     // Get the VLC playlist object
  35     m_pPlaylist = pIntf->p_sys->p_playlist;
  36
  37     i_items_to_append = 0;
  38
  39     // Try to guess the current charset
  40     char *pCharset;
  41     vlc_current_charset( &pCharset );
  42     iconvHandle = vlc_iconv_open( "UTF-8", pCharset );
  43     msg_Dbg( pIntf, "Using character encoding: %s", pCharset );
  44     free( pCharset );
  45
  46     if( iconvHandle == (vlc_iconv_t) - 1 )
  47     {
  48         msg_Warn( pIntf, "Unable to do requested conversion" );
  49     }
  50
  51     buildTree();
  52 }
  53
  54 Playtree::~Playtree()
  55 {
  56     if( iconvHandle != (vlc_iconv_t) - 1 ) vlc_iconv_close( iconvHandle );
  57     // TODO : check that everything is destroyed
  58 }
  59
  60 void Playtree::delSelected()
  61 {
  62     Iterator it;
  63     for (it = begin(); it != end() ; it = getNextVisibleItem( it ) )
  64     {
  65         if( (*it).m_selected )
  66         {
  67             playlist_item_t *p_item = (playlist_item_t *)(it->m_pData);
  68             if( p_item->i_children == -1 )
  69             {
  70                 playlist_LockDelete( getIntf()->p_sys->p_playlist,
  71                                      p_item->input.i_id );
  72             }
  73             else
  74             {
  75                 vlc_mutex_lock( &getIntf()->p_sys->p_playlist->object_lock );
  76                 playlist_NodeDelete( getIntf()->p_sys->p_playlist, p_item,
  77                                      VLC_TRUE, VLC_FALSE );
  78                 vlc_mutex_unlock( &getIntf()->p_sys->p_playlist->object_lock );
  79             }
  80         }
  81     }
  82     // TODO: Do this better
  83     buildTree();
  84     tree_update descr;
  85     descr.i_type = 1;
  86     notify( &descr );
  87 }
  88
  89 void Playtree::action( VarTree *pItem )
  90 {
  91     vlc_mutex_lock( &m_pPlaylist->object_lock );
  92     VarTree::Iterator it;
  93     if( pItem->size() )
  94     {
  95         it = pItem->begin();
  96         while( it->size() ) it = it->begin();
  97     }
  98     playlist_Control( m_pPlaylist,
  99                       PLAYLIST_VIEWPLAY,
 100                       m_pPlaylist->status.i_view,
 101                       pItem->size()
 102                           ? (playlist_item_t *)pItem->m_pData
 103                           : (playlist_item_t *)pItem->parent()->m_pData,
 104                       pItem->size()
 105                           ? (playlist_item_t *)it->m_pData
 106                           : (playlist_item_t *)pItem->m_pData
 107                     );
 108     vlc_mutex_unlock( &m_pPlaylist->object_lock );
 109 }
 110
 111 void Playtree::onChange()
 112 {
 113     buildTree();
 114     tree_update descr;
 115     descr.i_type = 1;
 116     notify( &descr );
 117 }
 118
 119 void Playtree::onUpdateItem( int id )
 120 {
 121     Iterator it = findById( id );
 122     if( it != end() )
 123     {
 124         // Update the item
 125         playlist_item_t* pNode = (playlist_item_t*)(it->m_pData);
 126         UString *pName = new UString( getIntf(), pNode->input.psz_name );
 127         it->m_cString = UStringPtr( pName );
 128         it->m_playing = m_pPlaylist->status.p_item == pNode;
 129     }
 130     else
 131     {
 132         msg_Warn(getIntf(), "Cannot find node with id %d", id );
 133     }
 134     tree_update descr;
 135     descr.i_type = 0;
 136     notify( &descr );
 137 }
 138
 139 void Playtree::onAppend( playlist_add_t *p_add )
 140 {
 141     i_items_to_append --;
 142
 143     Iterator node = findById( p_add->i_node );
 144     if( node != end() )
 145     {
 146         Iterator item =  findById( p_add->i_item );
 147         if( item == end() )
 148         {
 149             playlist_item_t *p_item = playlist_ItemGetById(
 150                                         m_pPlaylist, p_add->i_item );
 151             if( !p_item ) return;
 152             UString *pName = new UString( getIntf(), p_item->input.psz_name );
 153             node->add( p_add->i_item, UStringPtr( pName ),
 154                       false,false, false, p_item );
 155         }
 156     }
 157     tree_update descr;
 158     descr.i_id = p_add->i_item;
 159     descr.i_parent = p_add->i_node;
 160     descr.b_visible = node->m_expanded;
 161     descr.i_type = 2;
 162     notify( &descr );
 163 }
 164
 165 void Playtree::buildNode( playlist_item_t *pNode, VarTree &rTree )
 166 {
 167     for( int i = 0; i < pNode->i_children; i++ )
 168     {
 169         UString *pName = new UString( getIntf(),
 170                                       pNode->pp_children[i]->input.psz_name );
 171         rTree.add( pNode->pp_children[i]->input.i_id, UStringPtr( pName ),
 172                      false,
 173                      m_pPlaylist->status.p_item == pNode->pp_children[i],
 174                      false, pNode->pp_children[i] );
 175         if( pNode->pp_children[i]->i_children )
 176         {
 177             buildNode( pNode->pp_children[i], rTree.back() );
 178         }
 179     }
 180 }
 181
 182 void Playtree::buildTree()
 183 {
 184     clear();
 185     vlc_mutex_lock( &m_pPlaylist->object_lock );
 186
 187     i_items_to_append = 0;
 188
 189     playlist_view_t *p_view;
 190     p_view = playlist_ViewFind( m_pPlaylist, VIEW_CATEGORY );
 191     /* TODO : let the user chose the view type */
 192
 193     clear();
 194     /* XXX : do we need Playlist::clear() instead of VarTree::clear() ? */
 195
 196     /* Set the root's name */
 197     UString *pName = new UString( getIntf(), p_view->p_root->input.psz_name );
 198     m_cString = UStringPtr( pName );
 199
 200     buildNode( p_view->p_root, *this );
 201
 202     vlc_mutex_unlock( &m_pPlaylist->object_lock );
 203     checkParents( NULL );
 204 }
 205