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     vlc_object_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->i_id, true );
  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     vlc_object_unlock( getIntf()->p_sys->p_playlist );
  97 }
  98
  99 void Playtree::action( VarTree *pItem )
 100 {
 101     vlc_object_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, true, p_parent, p_item );
 116     }
 117     vlc_object_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         it->m_playing = m_pPlaylist->status.p_item == pNode;
 140         if( it->m_playing ) descr.b_active_item = true;
 141     }
 142     else
 143     {
 144         msg_Warn(getIntf(), "cannot find node with id %d", id );
 145     }
 146     descr.i_type = 0;
 147     notify( &descr );
 148 }
 149
 150 /// \todo keep a list of "recently removed" to avoid looking up if we
 151 //  already removed it
 152 void Playtree::onDelete( int i_id )
 153 {
 154     tree_update descr;
 155     descr.i_id = i_id;
 156     descr.i_type = 3;
 157     Iterator item = findById( i_id ) ;
 158     if( item != end() )
 159     {
 160         if( item->parent() )
 161             item->parent()->removeChild( item );
 162         descr.b_visible = item->parent() ? true : item->parent()->m_expanded;
 163         notify( &descr );
 164     }
 165 }
 166
 167 void Playtree::onAppend( playlist_add_t *p_add )
 168 {
 169     i_items_to_append --;
 170
 171     Iterator node = findById( p_add->i_node );
 172     if( node != end() )
 173     {
 174         Iterator item =  findById( p_add->i_item );
 175         if( item == end() )
 176         {
 177             playlist_item_t *p_item = playlist_ItemGetById(
 178                                         m_pPlaylist, p_add->i_item, false );
 179             if( !p_item ) return;
 180             UString *pName = new UString( getIntf(),
 181                                           p_item->p_input->psz_name );
 182             node->add( p_add->i_item, UStringPtr( pName ),
 183                       false,false, false, p_item->i_flags & PLAYLIST_RO_FLAG,
 184                       p_item );
 185         }
 186     }
 187     tree_update descr;
 188     descr.i_id = p_add->i_item;
 189     descr.i_parent = p_add->i_node;
 190     descr.b_visible = node->m_expanded;
 191     descr.i_type = 2;
 192     notify( &descr );
 193 }
 194
 195 void Playtree::buildNode( playlist_item_t *pNode, VarTree &rTree )
 196 {
 197     for( int i = 0; i < pNode->i_children; i++ )
 198     {
 199         UString *pName = new UString( getIntf(),
 200                                    pNode->pp_children[i]->p_input->psz_name );
 201         rTree.add( pNode->pp_children[i]->p_input->i_id, UStringPtr( pName ),
 202                      false,
 203                      m_pPlaylist->status.p_item == pNode->pp_children[i],
 204                      false, pNode->pp_children[i]->i_flags & PLAYLIST_RO_FLAG,
 205                      pNode->pp_children[i] );
 206         if( pNode->pp_children[i]->i_children )
 207         {
 208             buildNode( pNode->pp_children[i], rTree.back() );
 209         }
 210     }
 211 }
 212
 213 void Playtree::buildTree()
 214 {
 215     clear();
 216     vlc_object_lock( m_pPlaylist );
 217
 218     i_items_to_append = 0;
 219
 220     clear();
 221
 222     /* TODO: Let user choose view - Stick with category ATM */
 223
 224     /* Set the root's name */
 225     UString *pName = new UString( getIntf(),
 226                              m_pPlaylist->p_root_category->p_input->psz_name );
 227     m_cString = UStringPtr( pName );
 228
 229     buildNode( m_pPlaylist->p_root_category, *this );
 230
 231     vlc_object_unlock( m_pPlaylist );
 232 //  What is it ?
 233 //    checkParents( NULL );
 234 }
 235