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 }
  58
  59 void Playtree::delSelected()
  60 {
  61     Iterator it;
  62     for (it = begin(); it != end() ; it = getNextVisibleItem( it ) )
  63     {
  64         if( (*it).m_selected )
  65         {
  66             playlist_item_t *p_item = (playlist_item_t *)(it->m_pData);
  67             if( p_item->i_children == -1 )
  68             {
  69                 playlist_LockDelete( getIntf()->p_sys->p_playlist,
  70                                      p_item->input.i_id );
  71             }
  72             else
  73             {
  74                 vlc_mutex_lock( &getIntf()->p_sys->p_playlist->object_lock );
  75                 playlist_NodeDelete( getIntf()->p_sys->p_playlist, p_item,
  76                                      VLC_TRUE, VLC_FALSE );
  77                 vlc_mutex_unlock( &getIntf()->p_sys->p_playlist->object_lock );
  78             }
  79         }
  80     }
  81     /// \todo Do this better (handle item-deleted)
  82     buildTree();
  83     tree_update descr;
  84     descr.i_type = 1;
  85     notify( &descr );
  86 }
  87
  88 void Playtree::action( VarTree *pItem )
  89 {
  90     vlc_mutex_lock( &m_pPlaylist->object_lock );
  91     VarTree::Iterator it;
  92     if( pItem->size() )
  93     {
  94         it = pItem->begin();
  95         while( it->size() ) it = it->begin();
  96     }
  97     playlist_Control( m_pPlaylist,
  98                       PLAYLIST_VIEWPLAY,
  99                       m_pPlaylist->status.i_view,
 100                       pItem->size()
 101                           ? (playlist_item_t *)pItem->m_pData
 102                           : (playlist_item_t *)pItem->parent()->m_pData,
 103                       pItem->size()
 104                           ? (playlist_item_t *)it->m_pData
 105                           : (playlist_item_t *)pItem->m_pData
 106                     );
 107     vlc_mutex_unlock( &m_pPlaylist->object_lock );
 108 }
 109
 110 void Playtree::onChange()
 111 {
 112     buildTree();
 113     tree_update descr;
 114     descr.i_type = 1;
 115     notify( &descr );
 116 }
 117
 118 void Playtree::onUpdateItem( int id )
 119 {
 120     Iterator it = findById( id );
 121     if( it != end() )
 122     {
 123         // Update the item
 124         playlist_item_t* pNode = (playlist_item_t*)(it->m_pData);
 125         UString *pName = new UString( getIntf(), pNode->input.psz_name );
 126         it->m_cString = UStringPtr( pName );
 127         it->m_playing = m_pPlaylist->status.p_item == pNode;
 128     }
 129     else
 130     {
 131         msg_Warn(getIntf(), "Cannot find node with id %d", id );
 132     }
 133     tree_update descr;
 134     descr.i_type = 0;
 135     notify( &descr );
 136 }
 137
 138 void Playtree::onAppend( playlist_add_t *p_add )
 139 {
 140     i_items_to_append --;
 141
 142     Iterator node = findById( p_add->i_node );
 143     if( node != end() )
 144     {
 145         Iterator item =  findById( p_add->i_item );
 146         if( item == end() )
 147         {
 148             playlist_item_t *p_item = playlist_ItemGetById(
 149                                         m_pPlaylist, p_add->i_item );
 150             if( !p_item ) return;
 151             UString *pName = new UString( getIntf(), p_item->input.psz_name );
 152             node->add( p_add->i_item, UStringPtr( pName ),
 153                       false,false, false, p_item );
 154         }
 155     }
 156     tree_update descr;
 157     descr.i_id = p_add->i_item;
 158     descr.i_parent = p_add->i_node;
 159     descr.b_visible = node->m_expanded;
 160     descr.i_type = 2;
 161     notify( &descr );
 162 }
 163
 164 void Playtree::buildNode( playlist_item_t *pNode, VarTree &rTree )
 165 {
 166     for( int i = 0; i < pNode->i_children; i++ )
 167     {
 168         UString *pName = new UString( getIntf(),
 169                                       pNode->pp_children[i]->input.psz_name );
 170         rTree.add( pNode->pp_children[i]->input.i_id, UStringPtr( pName ),
 171                      false,
 172                      m_pPlaylist->status.p_item == pNode->pp_children[i],
 173                      false, pNode->pp_children[i] );
 174         if( pNode->pp_children[i]->i_children )
 175         {
 176             buildNode( pNode->pp_children[i], rTree.back() );
 177         }
 178     }
 179 }
 180
 181 void Playtree::buildTree()
 182 {
 183     clear();
 184     vlc_mutex_lock( &m_pPlaylist->object_lock );
 185
 186     i_items_to_append = 0;
 187
 188     playlist_view_t *p_view;
 189     p_view = playlist_ViewFind( m_pPlaylist, VIEW_CATEGORY );
 190     /// \todo let the user chose the view
 191
 192     clear();
 193
 194     /* Set the root's name */
 195     UString *pName = new UString( getIntf(), p_view->p_root->input.psz_name );
 196     m_cString = UStringPtr( pName );
 197
 198     buildNode( p_view->p_root, *this );
 199
 200     vlc_mutex_unlock( &m_pPlaylist->object_lock );
 201 //  What is it ?
 202 //    checkParents( NULL );
 203 }
 204