1 /*****************************************************************************
2 * selector.cpp : Playlist source selector
3 ****************************************************************************
4 * Copyright (C) 2006-2009 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
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.
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.
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 *****************************************************************************/
31 #include "components/playlist/selector.hpp"
32 #include "playlist_item.hpp"
34 #include "../../dialogs_provider.hpp"
35 #include "playlist.hpp"
36 #include "util/customwidgets.hpp"
38 #include <QVBoxLayout>
39 #include <QHeaderView>
41 #include <QInputDialog>
42 #include <QMessageBox>
44 #include <vlc_playlist.h>
45 #include <vlc_services_discovery.h>
47 PLSelItem::PLSelItem ( QTreeWidgetItem *i, const QString& text )
48 : qitem(i), lblAction( NULL)
50 layout = new QHBoxLayout();
51 layout->setContentsMargins(0,0,0,0);
52 layout->addSpacing( 3 );
54 lbl = new QLabel( text );
56 layout->addWidget(lbl, 1);
60 setMinimumHeight( 22 ); //Action icon height plus 6
63 void PLSelItem::addAction( ItemAction act, const QString& tooltip )
65 if( lblAction ) return; //might change later
72 icon = QIcon( ":/buttons/playlist/playlist_add" ); break;
74 icon = QIcon( ":/buttons/playlist/playlist_remove" ); break;
77 lblAction = new QVLCIconLabel( icon );
79 if( !tooltip.isEmpty() ) lblAction->setToolTip( tooltip );
81 layout->addWidget( lblAction, 0 );
83 layout->addSpacing( 3 );
85 CONNECT( lblAction, clicked(), this, triggerAction() );
88 void PLSelItem::showAction() { if( lblAction ) lblAction->show(); }
90 void PLSelItem::hideAction() { if( lblAction ) lblAction->hide(); }
92 void PLSelItem::setText( const QString& text ) { lbl->setText( text ); }
94 void PLSelItem::enterEvent( QEvent *ev ){ showAction(); }
96 void PLSelItem::leaveEvent( QEvent *ev ){ hideAction(); }
98 PLSelector::PLSelector( QWidget *p, intf_thread_t *_p_intf )
99 : QTreeWidget( p ), p_intf(_p_intf)
101 setFrameStyle( QFrame::NoFrame );
102 viewport()->setAutoFillBackground( false );
103 setIconSize( QSize( 24,24 ) );
104 setIndentation( 10 );
106 setRootIsDecorated( false );
107 setAlternatingRowColors( false );
108 podcastsParent = NULL;
109 podcastsParentId = -1;
111 viewport()->setAcceptDrops(true);
112 setDropIndicatorShown(true);
113 invisibleRootItem()->setFlags( invisibleRootItem()->flags() & ~Qt::ItemIsDropEnabled );
115 CONNECT( THEMIM, playlistItemAppended( int, int ),
116 this, plItemAdded( int, int ) );
117 CONNECT( THEMIM, playlistItemRemoved( int ),
118 this, plItemRemoved( int ) );
119 CONNECT( THEMIM->getIM(), metaChanged( input_item_t *),
120 this, inputItemUpdate( input_item_t * ) );
123 CONNECT( this, itemActivated( QTreeWidgetItem *, int ),
124 this, setSource( QTreeWidgetItem *) );
125 /* I believe this is unnecessary, seeing
126 QStyle::SH_ItemView_ActivateItemOnSingleClick
127 CONNECT( view, itemClicked( QTreeWidgetItem *, int ),
128 this, setSource( QTreeWidgetItem *) ); */
130 /* select the first item */
131 // view->setCurrentIndex( model->index( 0, 0, QModelIndex() ) );
134 PLSelector::~PLSelector()
138 int c = podcastsParent->childCount();
139 for( int i = 0; i < c; i++ )
141 QTreeWidgetItem *item = podcastsParent->child(i);
142 input_item_t *p_input = item->data( 0, IN_ITEM_ROLE ).value<input_item_t*>();
143 vlc_gc_decref( p_input );
148 void PLSelector::setSource( QTreeWidgetItem *item )
154 int i_type = item->data( 0, TYPE_ROLE ).toInt( &b_ok );
155 if( !b_ok || i_type == CATEGORY_TYPE )
159 if( i_type == SD_TYPE )
161 QString qs = item->data( 0, NAME_ROLE ).toString();
162 sd_loaded = playlist_IsServicesDiscoveryLoaded( THEPL, qtu( qs ) );
164 playlist_ServicesDiscoveryAdd( THEPL, qtu( qs ) );
167 playlist_Lock( THEPL );
169 playlist_item_t *pl_item = NULL;
171 if( i_type == SD_TYPE )
173 pl_item = playlist_ChildSearchName( THEPL->p_root_category, qtu( item->data(0, LONGNAME_ROLE ).toString() ) );
174 if( item->data( 0, SPECIAL_ROLE ).toInt() == IS_PODCAST )
176 if( pl_item && !sd_loaded )
178 podcastsParentId = pl_item->i_id;
179 for( int i=0; i < pl_item->i_children; i++ )
180 addPodcastItem( pl_item->pp_children[i] );
182 pl_item = NULL; //to prevent activating it
186 pl_item = item->data( 0, PL_ITEM_ROLE ).value<playlist_item_t*>();
188 playlist_Unlock( THEPL );
191 emit activated( pl_item );
194 PLSelItem * PLSelector::addItem (
195 SelectorItemType type, const QString& str, bool drop,
196 QTreeWidgetItem* parentItem )
198 QTreeWidgetItem *item = parentItem ?
199 new QTreeWidgetItem( parentItem ) : new QTreeWidgetItem( this );
200 PLSelItem *selItem = new PLSelItem( item, str );
201 setItemWidget( item, 0, selItem );
202 item->setData( 0, TYPE_ROLE, (int)type );
203 if( !drop ) item->setFlags( item->flags() & ~Qt::ItemIsDropEnabled );
208 PLSelItem * putSDData( PLSelItem* item, const char* name, const char* longname )
210 item->treeItem()->setData( 0, NAME_ROLE, qfu( name ) );
211 item->treeItem()->setData( 0, LONGNAME_ROLE, qfu( longname ) );
215 PLSelItem * putPLData( PLSelItem* item, playlist_item_t* plItem )
217 item->treeItem()->setData( 0, PL_ITEM_ROLE, QVariant::fromValue( plItem ) );
218 /* item->setData( 0, PL_ITEM_ID_ROLE, plItem->i_id );
219 item->setData( 0, IN_ITEM_ROLE, QVariant::fromValue( (void*) plItem->p_input ) ); );*/
223 PLSelItem *PLSelector::addPodcastItem( playlist_item_t *p_item )
225 vlc_gc_incref( p_item->p_input );
226 char *psz_name = input_item_GetName( p_item->p_input );
227 PLSelItem *item = addItem(
228 PL_ITEM_TYPE, qfu( psz_name ), false, podcastsParent );
229 item->addAction( RM_ACTION, qtr( "Remove this podcast subscription" ) );
230 item->treeItem()->setData( 0, PL_ITEM_ROLE, QVariant::fromValue( p_item ) );
231 item->treeItem()->setData( 0, PL_ITEM_ID_ROLE, QVariant(p_item->i_id) );
232 item->treeItem()->setData( 0, IN_ITEM_ROLE, QVariant::fromValue( p_item->p_input ) );
233 CONNECT( item, action( PLSelItem* ), this, podcastRemove( PLSelItem* ) );
238 void PLSelector::createItems()
240 PLSelItem *pl = putPLData( addItem( PL_ITEM_TYPE, qtr( "Playlist" ), true ),
241 THEPL->p_local_category );
242 pl->treeItem()->setData( 0, SPECIAL_ROLE, QVariant( IS_PL ) );
244 PLSelItem *ml = putPLData( addItem( PL_ITEM_TYPE, qtr( "Media Library" ), true ),
245 THEPL->p_ml_category );
246 ml->treeItem()->setData( 0, SPECIAL_ROLE, QVariant( IS_ML ) );
248 QTreeWidgetItem *msrc = addItem( CATEGORY_TYPE, qtr( "Media Sources" ),
251 QTreeWidgetItem *mfldrs = NULL;
253 QTreeWidgetItem *shouts = NULL;
255 msrc->setExpanded( true );
257 char **ppsz_longnames;
258 char **ppsz_names = vlc_sd_GetNames( &ppsz_longnames );
262 char **ppsz_name = ppsz_names, **ppsz_longname = ppsz_longnames;
263 for( ; *ppsz_name; ppsz_name++, ppsz_longname++ )
265 //msg_Dbg( p_intf, "Adding a SD item: %s", *ppsz_longname );
266 #define SD_IS( name ) ( !strcmp( *ppsz_name, name ) )
268 if( SD_IS("shoutcast") || SD_IS("shoutcasttv") ||
269 SD_IS("frenchtv") || SD_IS("freebox") )
271 if( !shouts ) shouts = addItem( CATEGORY_TYPE, qtr( "Shoutcast" ),
272 false, msrc )->treeItem();
273 putSDData( addItem( SD_TYPE, *ppsz_longname, false, shouts ),
274 *ppsz_name, *ppsz_longname );
276 else if( SD_IS("video_dir") || SD_IS("audio_dir") || SD_IS("picture_dir") )
278 if( !mfldrs ) mfldrs = addItem( CATEGORY_TYPE, qtr( "Media Folders" ),
279 false, msrc )->treeItem();
280 putSDData( addItem( SD_TYPE, *ppsz_longname, false, mfldrs ),
281 *ppsz_name, *ppsz_longname );
283 else if( SD_IS("podcast") )
286 PLSelItem *podItem = addItem( SD_TYPE, qtr( "Podcasts" ), false, msrc );
287 putSDData( podItem, *ppsz_name, *ppsz_longname );
288 podItem->treeItem()->setData( 0, SPECIAL_ROLE, QVariant( IS_PODCAST ) );
289 podItem->addAction( ADD_ACTION, qtr( "Subscribe to a podcast" ) );
290 CONNECT( podItem, action( PLSelItem* ), this, podcastAdd( PLSelItem* ) );
292 podcastsParent = podItem->treeItem();
296 putSDData( addItem( SD_TYPE, qtr( *ppsz_longname ), false, msrc ),
297 *ppsz_name, *ppsz_longname );
303 free( *ppsz_longname );
306 free( ppsz_longnames );
309 QStringList PLSelector::mimeTypes() const
312 types << "vlc/qt-playlist-item";
316 bool PLSelector::dropMimeData ( QTreeWidgetItem * parent, int index,
317 const QMimeData * data, Qt::DropAction action )
319 if( !parent ) return false;
321 QVariant type = parent->data( 0, TYPE_ROLE );
322 if( type == QVariant() ) return false;
323 int i_truth = parent->data( 0, SPECIAL_ROLE ).toInt();
325 if( i_truth != IS_PL && i_truth != IS_ML ) return false;
326 bool to_pl = ( i_truth == IS_PL );
328 if( data->hasFormat( "vlc/qt-playlist-item" ) )
330 QByteArray encodedData = data->data( "vlc/qt-playlist-item" );
331 QDataStream stream( &encodedData, QIODevice::ReadOnly );
332 playlist_Lock( THEPL );
333 while( !stream.atEnd() )
336 stream.readRawData( (char*)&item, sizeof(PLItem*) );
337 input_item_t *pl_input =item->inputItem();
338 playlist_AddExt ( THEPL,
339 pl_input->psz_uri, pl_input->psz_name,
340 PLAYLIST_APPEND | PLAYLIST_SPREPARSE, PLAYLIST_END,
341 pl_input->i_duration,
342 pl_input->i_options, pl_input->ppsz_options, pl_input->optflagc,
345 playlist_Unlock( THEPL );
350 void PLSelector::plItemAdded( int item, int parent )
352 if( parent != podcastsParentId ) return;
354 playlist_Lock( THEPL );
356 playlist_item_t *p_item = playlist_ItemGetById( THEPL, item );
358 playlist_Unlock( THEPL );
362 int c = podcastsParent->childCount();
363 for( int i = 0; i < c; i++ )
365 QTreeWidgetItem *podItem = podcastsParent->child(i);
366 if( podItem->data( 0, PL_ITEM_ID_ROLE ).toInt() == item )
368 //msg_Dbg( p_intf, "Podcast already in: (%d) %s", item, p_item->p_input->psz_uri);
369 playlist_Unlock( THEPL );
374 //msg_Dbg( p_intf, "Adding podcast: (%d) %s", item, p_item->p_input->psz_uri );
375 addPodcastItem( p_item );
377 playlist_Unlock( THEPL );
379 podcastsParent->setExpanded( true );
382 void PLSelector::plItemRemoved( int id )
384 int c = podcastsParent->childCount();
385 for( int i = 0; i < c; i++ )
387 QTreeWidgetItem *item = podcastsParent->child(i);
388 if( item->data( 0, PL_ITEM_ID_ROLE ).toInt() == id )
390 input_item_t *p_input = item->data( 0, IN_ITEM_ROLE ).value<input_item_t*>();
391 //msg_Dbg( p_intf, "Removing podcast: (%d) %s", id, p_input->psz_uri );
392 vlc_gc_decref( p_input );
399 void PLSelector::inputItemUpdate( input_item_t *arg )
401 int c = podcastsParent->childCount();
402 for( int i = 0; i < c; i++ )
404 QTreeWidgetItem *item = podcastsParent->child(i);
405 input_item_t *p_input = item->data( 0, IN_ITEM_ROLE ).value<input_item_t*>();
408 PLSelItem *si = itemWidget( item );
409 char *psz_name = input_item_GetName( p_input );
410 si->setText( qfu( psz_name ) );
417 void PLSelector::podcastAdd( PLSelItem* item )
420 QString url = QInputDialog::getText( this, qtr( "Subscribe" ),
421 qtr( "Enter URL of the podcast to subscribe to:" ),
422 QLineEdit::Normal, QString(), &ok );
423 if( !ok || url.isEmpty() ) return;
425 setSource( podcastsParent ); //to load the SD in case it's not loaded
427 vlc_object_t *p_obj = (vlc_object_t*) vlc_object_find_name(
428 p_intf->p_libvlc, "podcast", FIND_CHILD );
431 QString request("ADD:");
433 var_SetString( p_obj, "podcast-request", qtu( request ) );
434 vlc_object_release( p_obj );
437 void PLSelector::podcastRemove( PLSelItem* item )
439 //FIXME will translators know to leave that %1 somewhere inside?
440 QString question ( qtr( "Do you really want to unsubscribe from %1?" ) );
441 question = question.arg( item->text() );
442 QMessageBox::StandardButton res =
443 QMessageBox::question( this, qtr( "Unsubscribe" ), question,
444 QMessageBox::Ok | QMessageBox::Cancel,
445 QMessageBox::Cancel );
446 if( res == QMessageBox::Cancel ) return;
448 input_item_t *input = item->treeItem()->data( 0, IN_ITEM_ROLE ).value<input_item_t*>();
451 vlc_object_t *p_obj = (vlc_object_t*) vlc_object_find_name(
452 p_intf->p_libvlc, "podcast", FIND_CHILD );
455 QString request("RM:");
456 char *psz_uri = input_item_GetURI( input );
457 request += qfu( psz_uri );
458 var_SetString( p_obj, "podcast-request", qtu( request ) );
459 vlc_object_release( p_obj );
463 PLSelItem * PLSelector::itemWidget( QTreeWidgetItem *item )
465 return ( static_cast<PLSelItem*>( QTreeWidget::itemWidget( item, 0 ) ) );