git.sesse.net Git - vlc/blob - modules/gui/macosx/playlistinfo.m

   1 /*****************************************************************************
   2  r playlistinfo.m: MacOS X interface module
   3  *****************************************************************************
   4  * Copyright (C) 2002-2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Benjamin Pracht <bigben at videolan dot org>
   8  *          Felix Kühne <fkuehne at videolan dot 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 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28
  29 #include "intf.h"
  30 #include "playlistinfo.h"
  31 #include "playlist.h"
  32
  33 /*****************************************************************************
  34  * VLCPlaylistInfo Implementation
  35  *****************************************************************************/
  36
  37 @implementation VLCInfo
  38
  39 - (id)init
  40 {
  41     self = [super init];
  42
  43     if( self != nil )
  44     {
  45         p_item = NULL;
  46     }
  47     return( self );
  48 }
  49
  50 - (void)awakeFromNib
  51 {
  52     [o_info_window setExcludedFromWindowsMenu: TRUE];
  53
  54     [o_info_window setTitle: _NS("Properties")];
  55     [o_uri_lbl setStringValue: _NS("URI")];
  56     [o_title_lbl setStringValue: _NS("Title")];
  57     [o_author_lbl setStringValue: _NS("Author")];
  58     [o_btn_ok setTitle: _NS("OK")];
  59     [o_btn_cancel setTitle: _NS("Cancel")];
  60
  61     [[o_tab_view tabViewItemAtIndex: 0] setLabel: _NS("General")];
  62     [[o_tab_view tabViewItemAtIndex: 1] setLabel: _NS("Advanced Information")];
  63     [[o_tab_view tabViewItemAtIndex: 2] setLabel: _NS("Statistics")];
  64     [o_tab_view selectTabViewItemAtIndex: 0];
  65
  66     /* constants defined in vlc_meta.h */
  67     [o_genre_lbl setStringValue: _NS(VLC_META_GENRE)];
  68     [o_copyright_lbl setStringValue: _NS(VLC_META_COPYRIGHT)];
  69     [o_collection_lbl setStringValue: _NS(VLC_META_COLLECTION)];
  70     [o_seqNum_lbl setStringValue: _NS(VLC_META_SEQ_NUM)];
  71     [o_description_lbl setStringValue: _NS(VLC_META_DESCRIPTION)];
  72     [o_rating_lbl setStringValue: _NS(VLC_META_RATING)];
  73     [o_date_lbl setStringValue: _NS(VLC_META_DATE)];
  74     [o_language_lbl setStringValue: _NS(VLC_META_LANGUAGE)];
  75     [o_nowPlaying_lbl setStringValue: _NS(VLC_META_NOW_PLAYING)];
  76     [o_publisher_lbl setStringValue: _NS(VLC_META_PUBLISHER)];
  77
  78     /* statistics */
  79     [o_input_box setTitle: _NS("Input")];
  80     [o_read_bytes_lbl setStringValue: _NS("Read at media")];
  81     [o_input_bitrate_lbl setStringValue: _NS("Input bitrate")];
  82     [o_demux_bytes_lbl setStringValue: _NS("Demuxed")];
  83     [o_demux_bitrate_lbl setStringValue: _NS("Stream bitrate")];
  84
  85     [o_video_box setTitle: _NS("Video")];
  86     [o_video_decoded_lbl setStringValue: _NS("Decoded blocks")];
  87     [o_displayed_lbl setStringValue: _NS("Displayed frames")];
  88     [o_lost_frames_lbl setStringValue: _NS("Lost frames")];
  89
  90     [o_sout_box setTitle: _NS("Streaming")];
  91     [o_sent_packets_lbl setStringValue: _NS("Sent packets")];
  92     [o_sent_bytes_lbl setStringValue: _NS("Sent bytes")];
  93     [o_sent_bitrate_lbl setStringValue: _NS("Send rate")];
  94
  95     [o_audio_box setTitle: _NS("Audio")];
  96     [o_audio_decoded_lbl setStringValue: _NS("Decoded blocks")];
  97     [o_played_abuffers_lbl setStringValue: _NS("Played buffers")];
  98     [o_lost_abuffers_lbl setStringValue: _NS("Lost buffers")];
  99 }
 100
 101 - (IBAction)togglePlaylistInfoPanel:(id)sender
 102 {
 103     if( [o_info_window isVisible] )
 104     {
 105         [o_info_window orderOut: sender];
 106     }
 107     else
 108     {
 109         p_item = [[[VLCMain sharedInstance] getPlaylist] selectedPlaylistItem];
 110         [self initPanel:sender];
 111     }
 112 }
 113
 114 - (IBAction)toggleInfoPanel:(id)sender
 115 {
 116     if( [o_info_window isVisible] )
 117     {
 118         [o_info_window orderOut: sender];
 119     }
 120     else
 121     {
 122         intf_thread_t * p_intf = VLCIntf;
 123         playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 124                                           FIND_ANYWHERE );
 125
 126         if( p_playlist )
 127         {
 128             p_item = p_playlist->status.p_item;
 129             vlc_object_release( p_playlist );
 130         }
 131         [self initPanel:sender];
 132     }
 133 }
 134
 135 - (void)initPanel:(id)sender
 136 {
 137     char *psz_temp;
 138     vlc_mutex_lock( &p_item->input.lock );
 139
 140     /*fill uri / title / author info */
 141     if( p_item->input.psz_uri )
 142     {
 143         [o_uri_txt setStringValue:
 144             ([NSString stringWithUTF8String:p_item->input.psz_uri] == nil ) ?
 145             [NSString stringWithCString:p_item->input.psz_uri] :
 146             [NSString stringWithUTF8String:p_item->input.psz_uri]];
 147     }
 148
 149     if( p_item->input.psz_name )
 150     {
 151         [o_title_txt setStringValue:
 152             ([NSString stringWithUTF8String:p_item->input.psz_name] == nil ) ?
 153             [NSString stringWithCString:p_item->input.psz_name] :
 154             [NSString stringWithUTF8String:p_item->input.psz_name]];
 155     }
 156     vlc_mutex_unlock( &p_item->input.lock );
 157
 158     psz_temp = vlc_input_item_GetInfo( &p_item->input, _("Meta-information"), _("Artist") );
 159
 160     if( psz_temp )
 161     {
 162         [o_author_txt setStringValue: [NSString stringWithUTF8String: psz_temp]];
 163         free( psz_temp );
 164     }
 165
 166     /* fill the other fields */
 167     [self setMeta: VLC_META_GENRE forLabel: o_genre_txt];
 168     [self setMeta: VLC_META_COPYRIGHT forLabel: o_copyright_txt];
 169     [self setMeta: VLC_META_COLLECTION forLabel: o_collection_txt];
 170     [self setMeta: VLC_META_SEQ_NUM forLabel: o_seqNum_txt];
 171     [self setMeta: VLC_META_DESCRIPTION forLabel: o_description_txt];
 172     [self setMeta: VLC_META_RATING forLabel: o_rating_txt];
 173     [self setMeta: VLC_META_DATE forLabel: o_date_txt];
 174     [self setMeta: VLC_META_LANGUAGE forLabel: o_language_txt];
 175     [self setMeta: VLC_META_NOW_PLAYING forLabel: o_nowPlaying_txt];
 176     [self setMeta: VLC_META_PUBLISHER forLabel: o_publisher_txt];
 177
 178     /* reload the advanced table */
 179     [[VLCInfoTreeItem rootItem] refresh];
 180     [o_outline_view reloadData];
 181
 182     [self updateStatistics];
 183
 184     [o_info_window makeKeyAndOrderFront: sender];
 185 }
 186
 187 - (void)setMeta: (char *)meta forLabel: (id)theItem
 188 {
 189     char *psz_meta = vlc_input_item_GetInfo( &p_item->input, \
 190         _(VLC_META_INFO_CAT), _(meta) );
 191     if( psz_meta != NULL && *psz_meta)
 192         [theItem setStringValue: [NSString stringWithUTF8String: psz_meta]];
 193     else
 194         [theItem setStringValue: @"-"];
 195 }
 196
 197 - (void)updateStatistics
 198 {
 199     vlc_mutex_lock( &p_item->input.p_stats->lock );
 200
 201     /* input */
 202     [o_read_bytes_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB", \
 203         (float)(p_item->input.p_stats->i_read_bytes)/1000]];
 204     [o_input_bitrate_txt setStringValue: [NSString stringWithFormat: @"%6.0f kb/s", \
 205         (float)(p_item->input.p_stats->f_input_bitrate)/1000]];
 206     [o_demux_bytes_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB",\
 207         (float)(p_item->input.p_stats->i_demux_read_bytes)/1000]];
 208     [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat: @"%6.0f kb/s", \
 209         (float)(p_item->input.p_stats->f_demux_bitrate)/1000]];
 210
 211     /* Video */
 212     [o_video_decoded_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB", \
 213         p_item->input.p_stats->i_decoded_video]];
 214     [o_displayed_txt setStringValue: [NSString stringWithFormat: @"%5i", \
 215         p_item->input.p_stats->i_displayed_pictures]];
 216     [o_lost_frames_txt setStringValue: [NSString stringWithFormat: @"%5i", \
 217         p_item->input.p_stats->i_lost_pictures]];
 218
 219     /* Sout */
 220     [o_sent_packets_txt setStringValue: [NSString stringWithFormat: @"%5i", \
 221         p_item->input.p_stats->i_sent_packets]];
 222     [o_sent_bytes_txt setStringValue: [NSString stringWithFormat: @"%6.0f kB", \
 223         (float)(p_item->input.p_stats->i_sent_bytes)/1000]];
 224     [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat: @"%6.0f kb/s", \
 225         (float)(p_item->input.p_stats->f_send_bitrate*8)*1000]];
 226
 227     /* Audio */
 228     [o_audio_decoded_txt setStringValue: [NSString stringWithFormat: @"%5i", \
 229         p_item->input.p_stats->i_decoded_audio]];
 230     [o_played_abuffers_txt setStringValue: [NSString stringWithFormat: @"%5i", \
 231         p_item->input.p_stats->i_played_abuffers]];
 232     [o_lost_abuffers_txt setStringValue: [NSString stringWithFormat: @"%5i", \
 233         p_item->input.p_stats->i_lost_abuffers]];
 234
 235     vlc_mutex_unlock( &p_item->input.p_stats->lock );
 236 }
 237
 238 - (IBAction)infoCancel:(id)sender
 239 {
 240     [o_info_window orderOut: self];
 241 }
 242
 243
 244 - (IBAction)infoOk:(id)sender
 245 {
 246     intf_thread_t * p_intf = VLCIntf;
 247     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 248                                           FIND_ANYWHERE );
 249     vlc_value_t val;
 250
 251     if( [self isItemInPlaylist: p_item] )
 252     {
 253         vlc_mutex_lock( &p_item->input.lock );
 254
 255         p_item->input.psz_uri = strdup( [[o_uri_txt stringValue] UTF8String] );
 256         p_item->input.psz_name = strdup( [[o_title_txt stringValue] UTF8String] );
 257         vlc_mutex_unlock( &p_item->input.lock );
 258         vlc_input_item_AddInfo( &p_item->input, _("Meta-information"), _("Artist"), [[o_author_txt stringValue] UTF8String]);
 259
 260         val.b_bool = VLC_TRUE;
 261         var_Set( p_playlist, "intf-change", val );
 262     }
 263     vlc_object_release( p_playlist );
 264     [o_info_window orderOut: self];
 265 }
 266
 267 - (playlist_item_t *)getItem
 268 {
 269     return p_item;
 270 }
 271
 272 - (BOOL)isItemInPlaylist:(playlist_item_t *)p_local_item
 273 {
 274     intf_thread_t * p_intf = VLCIntf;
 275     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 276                                           FIND_ANYWHERE );
 277     int i;
 278
 279     if( p_playlist == NULL )
 280     {
 281         return NO;
 282     }
 283
 284     for( i = 0 ; i < p_playlist->i_size ; i++ )
 285     {
 286         if( p_playlist->pp_items[i] == p_local_item )
 287         {
 288             vlc_object_release( p_playlist );
 289             return YES;
 290         }
 291     }
 292     vlc_object_release( p_playlist );
 293     return NO;
 294 }
 295
 296 @end
 297
 298 @implementation VLCInfo (NSMenuValidation)
 299
 300 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
 301 {
 302     BOOL bEnabled = TRUE;
 303
 304     intf_thread_t * p_intf = VLCIntf;
 305     input_thread_t * p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 306                                                        FIND_ANYWHERE );
 307
 308     if( [[o_mi title] isEqualToString: _NS("Info")] )
 309     {
 310         if( p_input == NULL )
 311         {
 312             bEnabled = FALSE;
 313         }
 314     }
 315     if( p_input ) vlc_object_release( p_input );
 316
 317     return( bEnabled );
 318 }
 319
 320 @end
 321
 322 @implementation VLCInfo (NSTableDataSource)
 323
 324 - (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
 325 {
 326     return (item == nil) ? [[VLCInfoTreeItem rootItem] numberOfChildren] : [item numberOfChildren];
 327 }
 328
 329 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item {
 330     return ([item numberOfChildren] > 0);
 331 }
 332
 333 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
 334 {
 335     return (item == nil) ? [[VLCInfoTreeItem rootItem] childAtIndex:index] : [item childAtIndex:index];
 336 }
 337
 338 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
 339 {
 340     if ([[tableColumn identifier] isEqualToString:@"0"])
 341     {
 342         return (item == nil) ? @"" : (id)[item getName];
 343     }
 344     else
 345     {
 346         return (item == nil) ? @"" : (id)[item getValue];
 347     }
 348 }
 349
 350
 351 @end
 352
 353 @implementation VLCInfoTreeItem
 354
 355 static VLCInfoTreeItem *o_root_item = nil;
 356
 357 #define IsALeafNode ((id)-1)
 358
 359 - (id)initWithName: (NSString *)o_item_name value: (NSString *)o_item_value ID: (int)i_id parent:(VLCInfoTreeItem *)o_parent_item
 360 {
 361     self = [super init];
 362
 363     if( self != nil )
 364     {
 365         o_name = [o_item_name copy];
 366         o_value = [o_item_value copy];
 367         i_object_id = i_id;
 368         o_parent = o_parent_item;
 369         if( [[VLCMain sharedInstance] getInfo] != nil )
 370             p_item = [[[VLCMain sharedInstance] getInfo] getItem];
 371         else
 372             p_item = NULL;
 373     }
 374     return( self );
 375 }
 376
 377 + (VLCInfoTreeItem *)rootItem {
 378     if (o_root_item == nil) o_root_item = [[VLCInfoTreeItem alloc] initWithName:@"main" value: @"" ID: 0 parent:nil];
 379     return o_root_item;
 380 }
 381
 382 - (void)dealloc
 383 {
 384     if( o_children != IsALeafNode ) [o_children release];
 385     [o_name release];
 386     [super dealloc];
 387 }
 388
 389 /* Creates and returns the array of children
 390  * Loads children incrementally */
 391 - (NSArray *)children
 392 {
 393     if (o_children == NULL)
 394     {
 395         int i;
 396
 397         if( [[[VLCMain sharedInstance] getInfo] isItemInPlaylist: p_item] )
 398         {
 399             if( self == o_root_item )
 400             {
 401                 vlc_mutex_lock( &p_item->input.lock );
 402                 o_children = [[NSMutableArray alloc] initWithCapacity:
 403                                                 p_item->input.i_categories];
 404                 for (i = 0 ; i < p_item->input.i_categories ; i++)
 405                 {
 406                     [o_children addObject:[[VLCInfoTreeItem alloc]
 407                         initWithName: [NSString stringWithUTF8String:
 408                             p_item->input.pp_categories[i]->psz_name]
 409                         value: @""
 410                         ID: i
 411                         parent: self]];
 412                 }
 413                 vlc_mutex_unlock( &p_item->input.lock );
 414             }
 415             else if( o_parent == o_root_item )
 416             {
 417                 vlc_mutex_lock( &p_item->input.lock );
 418                 o_children = [[NSMutableArray alloc] initWithCapacity:
 419                     p_item->input.pp_categories[i_object_id]->i_infos];
 420
 421                 for (i = 0 ; i < p_item->input.pp_categories[i_object_id]->i_infos ; i++)
 422                 {
 423                     [o_children addObject:[[VLCInfoTreeItem alloc]
 424                     initWithName: [NSString stringWithUTF8String:
 425                             p_item->input.pp_categories[i_object_id]->pp_infos[i]->psz_name]
 426                         value: [NSString stringWithUTF8String:
 427                             p_item->input.pp_categories[i_object_id]->pp_infos[i]->psz_value]
 428                         ID: i
 429                         parent: self]];
 430                 }
 431                 vlc_mutex_unlock( &p_item->input.lock );
 432             }
 433             else
 434             {
 435                 o_children = IsALeafNode;
 436             }
 437         }
 438     }
 439     return o_children;
 440 }
 441
 442 - (NSString *)getName
 443 {
 444     return o_name;
 445 }
 446
 447 - (NSString *)getValue
 448 {
 449     return o_value;
 450 }
 451
 452 - (VLCInfoTreeItem *)childAtIndex:(int)i_index {
 453     return [[self children] objectAtIndex:i_index];
 454 }
 455
 456 - (int)numberOfChildren {
 457     id i_tmp = [self children];
 458     return ( i_tmp == IsALeafNode ) ? (-1) : (int)[i_tmp count];
 459 }
 460
 461 /*- (int)selectedPlaylistItem
 462 {
 463     return i_item;
 464 }
 465 */
 466 - (void)refresh
 467 {
 468     p_item = [[[VLCMain sharedInstance] getInfo] getItem];
 469     if( o_children != NULL )
 470     {
 471         [o_children release];
 472         o_children = NULL;
 473     }
 474 }
 475
 476 @end
 477