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

   1 /*****************************************************************************
   2  * playlist.m: MacOS X interface plugin
   3  *****************************************************************************
   4  * Copyright (C) 2002-2003 VideoLAN
   5  * $Id: playlist.m,v 1.31 2003/09/19 23:03:27 hartman Exp $
   6  *
   7  * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
   8  *          Derk-Jan Hartman <thedj@users.sourceforge.net>
   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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>                                      /* malloc(), free() */
  29 #include <sys/param.h>                                    /* for MAXPATHLEN */
  30 #include <string.h>
  31 #include <math.h>
  32
  33 #include "intf.h"
  34 #include "playlist.h"
  35
  36 int MacVersion102 = -1;
  37
  38 /*****************************************************************************
  39  * VLCPlaylistView implementation
  40  *****************************************************************************/
  41 @implementation VLCPlaylistView
  42
  43 - (void)dealloc
  44 {
  45     if( o_striped_row_color != nil )
  46     {
  47         [o_striped_row_color release];
  48     }
  49     [super dealloc];
  50 }
  51
  52 - (NSMenu *)menuForEvent:(NSEvent *)o_event
  53 {
  54     return( [[self delegate] menuForEvent: o_event] );
  55 }
  56
  57 - (void)keyDown:(NSEvent *)o_event
  58 {
  59     unichar key = 0;
  60     int i, c, i_row;
  61     NSMutableArray *o_to_delete;
  62     NSNumber *o_number;
  63
  64     playlist_t * p_playlist;
  65     intf_thread_t * p_intf = [NSApp getIntf];
  66
  67     if( [[o_event characters] length] )
  68     {
  69         key = [[o_event characters] characterAtIndex: 0];
  70     }
  71
  72     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  73                                           FIND_ANYWHERE );
  74
  75     if ( p_playlist == NULL )
  76     {
  77         return;
  78     }
  79
  80     switch( key )
  81     {
  82         case ' ':
  83             vlc_mutex_lock( &p_playlist->object_lock );
  84             if( p_playlist->p_input != NULL )
  85             {
  86                 input_SetStatus( p_playlist->p_input, INPUT_STATUS_PAUSE );
  87             }
  88             vlc_mutex_unlock( &p_playlist->object_lock );
  89             break;
  90
  91         case NSDeleteCharacter:
  92         case NSDeleteFunctionKey:
  93         case NSDeleteCharFunctionKey:
  94         case NSBackspaceCharacter:
  95             o_to_delete = [NSMutableArray arrayWithArray:[[self selectedRowEnumerator] allObjects]];
  96             c = [o_to_delete count];
  97
  98             for( i = 0; i < c; i++ ) {
  99                 o_number = [o_to_delete lastObject];
 100                 i_row = [o_number intValue];
 101
 102                 if( p_playlist->i_index == i_row && p_playlist->i_status )
 103                 {
 104                     playlist_Stop( p_playlist );
 105                 }
 106                 [o_to_delete removeObject: o_number];
 107                 [self deselectRow: i_row];
 108                 playlist_Delete( p_playlist, i_row );
 109             }
 110             [self reloadData];
 111             break;
 112
 113         default:
 114             [super keyDown: o_event];
 115             break;
 116     }
 117
 118     if( p_playlist != NULL )
 119     {
 120         vlc_object_release( p_playlist );
 121     }
 122 }
 123
 124 - (void)highlightSelectionInClipRect:(NSRect)o_rect {
 125     NSRect o_new_rect;
 126     float f_height = [self rowHeight] + [self intercellSpacing].height;
 127     float f_origin_y = NSMaxY( o_rect );
 128     int i_row = o_rect.origin.y / f_height;
 129
 130     if ( i_row % 2 == 0 )
 131     {
 132         i_row++;
 133     }
 134
 135     o_new_rect.size.width = o_rect.size.width;
 136     o_new_rect.size.height = f_height;
 137     o_new_rect.origin.x = o_rect.origin.x;
 138     o_new_rect.origin.y = i_row * f_height;
 139
 140     if( ( MacVersion102 < 0 ) && ( floor( NSAppKitVersionNumber ) > NSAppKitVersionNumber10_1 ) )
 141     {
 142         MacVersion102 = 102;
 143     }
 144
 145     if ( MacVersion102 == 102 && o_striped_row_color == nil )
 146     {
 147         o_striped_row_color = [[[NSColor alternateSelectedControlColor]
 148                                 highlightWithLevel: 0.90] retain];
 149
 150     }
 151     else if ( o_striped_row_color == nil )
 152     {
 153         /* OSX 10.1 and before ain't that smart ;) */
 154         o_striped_row_color = [[NSColor whiteColor] retain];
 155     }
 156
 157     [o_striped_row_color set];
 158
 159     while ( o_new_rect.origin.y < f_origin_y ) {
 160         NSRectFill( o_new_rect );
 161         o_new_rect.origin.y += f_height * 2.0;
 162     }
 163     [super highlightSelectionInClipRect:o_rect];
 164 }
 165
 166 @end
 167
 168 /*****************************************************************************
 169  * VLCPlaylist implementation
 170  *****************************************************************************/
 171 @implementation VLCPlaylist
 172
 173 - (id)init
 174 {
 175     self = [super init];
 176     if ( self !=nil )
 177     {
 178         i_moveRow = -1;
 179     }
 180     return self;
 181 }
 182
 183 - (void)awakeFromNib
 184 {
 185     [o_table_view setTarget: self];
 186     [o_table_view setDelegate: self];
 187     [o_table_view setDataSource: self];
 188
 189     [o_table_view setDoubleAction: @selector(playItem:)];
 190
 191     [o_table_view registerForDraggedTypes:
 192         [NSArray arrayWithObjects: NSFilenamesPboardType, nil]];
 193
 194     [o_mi_play setTitle: _NS("Play")];
 195     [o_mi_delete setTitle: _NS("Delete")];
 196     [o_mi_selectall setTitle: _NS("Select All")];
 197
 198     [o_btn_add setToolTip: _NS("Add")];
 199     [o_btn_remove setToolTip: _NS("Delete")];
 200 }
 201
 202 - (BOOL)tableView:(NSTableView *)o_tv
 203                   shouldEditTableColumn:(NSTableColumn *)o_tc
 204                   row:(int)i_row
 205 {
 206     return( NO );
 207 }
 208
 209 - (NSMenu *)menuForEvent:(NSEvent *)o_event
 210 {
 211     NSPoint pt;
 212     vlc_bool_t b_rows;
 213     vlc_bool_t b_item_sel;
 214
 215     pt = [o_table_view convertPoint: [o_event locationInWindow]
 216                                                  fromView: nil];
 217     b_item_sel = ( [o_table_view rowAtPoint: pt] != -1 &&
 218                    [o_table_view selectedRow] != -1 );
 219     b_rows = [o_table_view numberOfRows] != 0;
 220
 221     [o_mi_play setEnabled: b_item_sel];
 222     [o_mi_delete setEnabled: b_item_sel];
 223     [o_mi_selectall setEnabled: b_rows];
 224
 225     return( o_ctx_menu );
 226 }
 227
 228 - (IBAction)playItem:(id)sender
 229 {
 230     intf_thread_t * p_intf = [NSApp getIntf];
 231     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 232                                                        FIND_ANYWHERE );
 233
 234     if( p_playlist == NULL )
 235     {
 236         return;
 237     }
 238
 239     playlist_Goto( p_playlist, [o_table_view selectedRow] );
 240
 241     vlc_object_release( p_playlist );
 242 }
 243
 244 - (IBAction)deleteItems:(id)sender
 245 {
 246     int i, c, i_row;
 247     NSMutableArray *o_to_delete;
 248     NSNumber *o_number;
 249
 250     intf_thread_t * p_intf = [NSApp getIntf];
 251     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 252                                                        FIND_ANYWHERE );
 253
 254     if( p_playlist == NULL )
 255     {
 256         return;
 257     }
 258
 259     o_to_delete = [NSMutableArray arrayWithArray:[[o_table_view selectedRowEnumerator] allObjects]];
 260     c = [o_to_delete count];
 261
 262     for( i = 0; i < c; i++ ) {
 263         o_number = [o_to_delete lastObject];
 264         i_row = [o_number intValue];
 265
 266         if( p_playlist->i_index == i_row && p_playlist->i_status )
 267         {
 268             playlist_Stop( p_playlist );
 269         }
 270         [o_to_delete removeObject: o_number];
 271         [o_table_view deselectRow: i_row];
 272         playlist_Delete( p_playlist, i_row );
 273     }
 274
 275     vlc_object_release( p_playlist );
 276
 277     /* this is actually duplicity, because the intf.m manage also updates the view
 278      * when the playlist changes. we do this on purpose, because else there is a
 279      * delay of .5 sec or so when we delete an item */
 280     [self playlistUpdated];
 281     [self updateRowSelection];
 282 }
 283
 284 - (IBAction)selectAll:(id)sender
 285 {
 286     [o_table_view selectAll: nil];
 287 }
 288
 289 - (void)appendArray:(NSArray*)o_array atPos:(int)i_position enqueue:(BOOL)b_enqueue
 290 {
 291     int i_item;
 292     intf_thread_t * p_intf = [NSApp getIntf];
 293     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 294                                                        FIND_ANYWHERE );
 295
 296     if( p_playlist == NULL )
 297     {
 298         return;
 299     }
 300
 301     for ( i_item = 0; i_item < (int)[o_array count]; i_item++ )
 302     {
 303         /* One item */
 304         NSDictionary *o_one_item;
 305         NSString *o_url;
 306         NSString *o_name;
 307         NSArray *o_options;
 308         int j, i_total_options = 0;
 309         char **ppsz_options = NULL;
 310         int i_mode = PLAYLIST_INSERT;
 311
 312         /* Get the item */
 313         o_one_item = [o_array objectAtIndex: i_item];
 314         o_url = (NSString *)[o_one_item objectForKey: @"ITEM_URL"];
 315         o_name = (NSString *)[o_one_item objectForKey: @"ITEM_NAME"];
 316         o_options = (NSArray *)[o_one_item objectForKey: @"ITEM_OPTIONS"];
 317
 318         if( !o_name) o_name = o_url;
 319
 320         if (i_item == 0 && !b_enqueue)
 321             i_mode |= PLAYLIST_GO;
 322
 323         if( o_options && [o_options count] > 0 )
 324         {
 325             /* Count the input options */
 326             i_total_options = [o_options count];
 327
 328             /* Allocate ppsz_options */
 329             for( j = 0; j < i_total_options; j++ )
 330             {
 331                 if( !ppsz_options )
 332                     ppsz_options = (char **)malloc( sizeof(char *) * i_total_options );
 333
 334                 ppsz_options[j] = strdup([[o_options objectAtIndex:j] UTF8String]);
 335             }
 336         }
 337
 338         playlist_AddExt( p_playlist, [o_name UTF8String], [o_url fileSystemRepresentation], -1,
 339             (ppsz_options != NULL ) ? (const char **)ppsz_options : 0, i_total_options,
 340             i_mode, i_position == -1 ? PLAYLIST_END : i_position + i_item );
 341
 342         /* clean up */
 343         for( j = 0; j < i_total_options; j++ )
 344             free( ppsz_options[j] );
 345         if( ppsz_options ) free( ppsz_options );
 346
 347         NSURL *o_true_url = [NSURL fileURLWithPath: o_url];
 348         if( o_true_url != nil )
 349         {
 350             [[NSDocumentController sharedDocumentController]
 351                 noteNewRecentDocumentURL: o_true_url];
 352         }
 353     }
 354
 355     vlc_object_release( p_playlist );
 356 }
 357
 358 - (void)playlistUpdated
 359 {
 360     [o_table_view reloadData];
 361 }
 362
 363 - (void)updateRowSelection
 364 {
 365     int i_row;
 366
 367     intf_thread_t * p_intf = [NSApp getIntf];
 368     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 369                                                        FIND_ANYWHERE );
 370
 371     if( p_playlist == NULL )
 372     {
 373         return;
 374     }
 375
 376     vlc_mutex_lock( &p_playlist->object_lock );
 377     i_row = p_playlist->i_index;
 378     vlc_mutex_unlock( &p_playlist->object_lock );
 379     vlc_object_release( p_playlist );
 380
 381     [o_table_view selectRow: i_row byExtendingSelection: NO];
 382     [o_table_view scrollRowToVisible: i_row];
 383 }
 384
 385 @end
 386
 387 @implementation VLCPlaylist (NSTableDataSource)
 388
 389 - (int)numberOfRowsInTableView:(NSTableView *)o_tv
 390 {
 391     int i_count = 0;
 392     intf_thread_t * p_intf = [NSApp getIntf];
 393     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 394                                                        FIND_ANYWHERE );
 395
 396     if( p_playlist != NULL )
 397     {
 398         vlc_mutex_lock( &p_playlist->object_lock );
 399         i_count = p_playlist->i_size;
 400         vlc_mutex_unlock( &p_playlist->object_lock );
 401         vlc_object_release( p_playlist );
 402     }
 403
 404     return( i_count );
 405 }
 406
 407 - (id)tableView:(NSTableView *)o_tv
 408                 objectValueForTableColumn:(NSTableColumn *)o_tc
 409                 row:(int)i_row
 410 {
 411     id o_value = nil;
 412     intf_thread_t * p_intf = [NSApp getIntf];
 413     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 414                                                FIND_ANYWHERE );
 415
 416     if( p_playlist == NULL )
 417     {
 418         return( nil );
 419     }
 420
 421     vlc_mutex_lock( &p_playlist->object_lock );
 422     o_value = [[NSString stringWithUTF8String:
 423         p_playlist->pp_items[i_row]->psz_name] lastPathComponent];
 424     vlc_mutex_unlock( &p_playlist->object_lock );
 425
 426     vlc_object_release( p_playlist );
 427
 428     return( o_value );
 429 }
 430
 431 - (BOOL)tableView:(NSTableView *)o_tv
 432                     writeRows:(NSArray*)o_rows
 433                     toPasteboard:(NSPasteboard*)o_pasteboard
 434 {
 435     int i_rows = [o_rows count];
 436     NSArray *o_filenames = [NSArray array];
 437
 438     [o_pasteboard declareTypes:[NSArray arrayWithObject:NSFilenamesPboardType] owner:self];
 439     [o_pasteboard setPropertyList:o_filenames forType:NSFilenamesPboardType];
 440     if ( i_rows == 1 )
 441     {
 442         i_moveRow = [[o_rows objectAtIndex:0]intValue];
 443         return YES;
 444     }
 445     return NO;
 446 }
 447
 448 - (NSDragOperation)tableView:(NSTableView*)o_tv
 449                     validateDrop:(id <NSDraggingInfo>)o_info
 450                     proposedRow:(int)i_row
 451                     proposedDropOperation:(NSTableViewDropOperation)o_operation
 452 {
 453     if ( o_operation == NSTableViewDropAbove )
 454     {
 455         if ( i_moveRow >= 0 )
 456         {
 457             if ( i_row != i_moveRow )
 458             {
 459                 return NSDragOperationMove;
 460             }
 461             /* what if in the previous run, the row wasn't actually moved?
 462                then we can't drop new files on this location */
 463             return NSDragOperationNone;
 464         }
 465         return NSDragOperationGeneric;
 466     }
 467     return NSDragOperationNone;
 468 }
 469
 470 - (BOOL)tableView:(NSTableView*)o_tv
 471                     acceptDrop:(id <NSDraggingInfo>)o_info
 472                     row:(int)i_proposed_row
 473                     dropOperation:(NSTableViewDropOperation)o_operation
 474 {
 475     if (  i_moveRow >= 0 )
 476     {
 477         if (i_moveRow != -1 && i_proposed_row != -1)
 478         {
 479             intf_thread_t * p_intf = [NSApp getIntf];
 480             playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 481                                                             FIND_ANYWHERE );
 482
 483             if( p_playlist == NULL )
 484             {
 485                 i_moveRow = -1;
 486                 return NO;
 487             }
 488
 489             playlist_Move( p_playlist, i_moveRow, i_proposed_row );
 490
 491             vlc_object_release( p_playlist );
 492         }
 493         [self playlistUpdated];
 494         i_moveRow = -1;
 495         return YES;
 496     }
 497     else
 498     {
 499         NSPasteboard * o_pasteboard;
 500         o_pasteboard = [o_info draggingPasteboard];
 501
 502         if( [[o_pasteboard types] containsObject: NSFilenamesPboardType] )
 503         {
 504             int i;
 505             NSArray *o_array = [NSArray array];
 506             NSArray *o_values = [[o_pasteboard propertyListForType: NSFilenamesPboardType]
 507                         sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
 508
 509             for( i = 0; i < (int)[o_values count]; i++)
 510             {
 511                 NSDictionary *o_dic;
 512                 o_dic = [NSDictionary dictionaryWithObject:[o_values objectAtIndex:i] forKey:@"ITEM_URL"];
 513                 o_array = [o_array arrayByAddingObject: o_dic];
 514             }
 515             [self appendArray: o_array atPos: i_proposed_row enqueue:YES];
 516
 517             return( YES );
 518         }
 519
 520         return( NO );
 521     }
 522     [self updateRowSelection];
 523 }
 524
 525 @end
 526