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 1.32 2003/09/20 13:46:00 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 #include "controls.h"
  36
  37 int MacVersion102 = -1;
  38
  39 /*****************************************************************************
  40  * VLCPlaylistView implementation
  41  *****************************************************************************/
  42 @implementation VLCPlaylistView
  43
  44 - (void)dealloc
  45 {
  46     if( o_striped_row_color != nil )
  47     {
  48         [o_striped_row_color release];
  49     }
  50     [super dealloc];
  51 }
  52
  53 - (NSMenu *)menuForEvent:(NSEvent *)o_event
  54 {
  55     return( [[self delegate] menuForEvent: o_event] );
  56 }
  57
  58 - (void)keyDown:(NSEvent *)o_event
  59 {
  60     unichar key = 0;
  61     int i, c, i_row;
  62     NSMutableArray *o_to_delete;
  63     NSNumber *o_number;
  64
  65     playlist_t * p_playlist;
  66     intf_thread_t * p_intf = [NSApp getIntf];
  67
  68     if( [[o_event characters] length] )
  69     {
  70         key = [[o_event characters] characterAtIndex: 0];
  71     }
  72
  73     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  74                                           FIND_ANYWHERE );
  75
  76     if ( p_playlist == NULL )
  77     {
  78         return;
  79     }
  80
  81     switch( key )
  82     {
  83         case ' ':
  84             [(VLCControls *)[[NSApp delegate] getControls] play: nil];
  85             break;
  86
  87         case NSDeleteCharacter:
  88         case NSDeleteFunctionKey:
  89         case NSDeleteCharFunctionKey:
  90         case NSBackspaceCharacter:
  91             o_to_delete = [NSMutableArray arrayWithArray:[[self selectedRowEnumerator] allObjects]];
  92             c = [o_to_delete count];
  93
  94             for( i = 0; i < c; i++ ) {
  95                 o_number = [o_to_delete lastObject];
  96                 i_row = [o_number intValue];
  97
  98                 if( p_playlist->i_index == i_row && p_playlist->i_status )
  99                 {
 100                     playlist_Stop( p_playlist );
 101                 }
 102                 [o_to_delete removeObject: o_number];
 103                 [self deselectRow: i_row];
 104                 playlist_Delete( p_playlist, i_row );
 105             }
 106             [self reloadData];
 107             break;
 108
 109         default:
 110             [super keyDown: o_event];
 111             break;
 112     }
 113
 114     if( p_playlist != NULL )
 115     {
 116         vlc_object_release( p_playlist );
 117     }
 118 }
 119
 120 - (void)highlightSelectionInClipRect:(NSRect)o_rect {
 121     NSRect o_new_rect;
 122     float f_height = [self rowHeight] + [self intercellSpacing].height;
 123     float f_origin_y = NSMaxY( o_rect );
 124     int i_row = o_rect.origin.y / f_height;
 125
 126     if ( i_row % 2 == 0 )
 127     {
 128         i_row++;
 129     }
 130
 131     o_new_rect.size.width = o_rect.size.width;
 132     o_new_rect.size.height = f_height;
 133     o_new_rect.origin.x = o_rect.origin.x;
 134     o_new_rect.origin.y = i_row * f_height;
 135
 136     if( ( MacVersion102 < 0 ) && ( floor( NSAppKitVersionNumber ) > NSAppKitVersionNumber10_1 ) )
 137     {
 138         MacVersion102 = 102;
 139     }
 140
 141     if ( MacVersion102 == 102 && o_striped_row_color == nil )
 142     {
 143         o_striped_row_color = [[[NSColor alternateSelectedControlColor]
 144                                 highlightWithLevel: 0.90] retain];
 145
 146     }
 147     else if ( o_striped_row_color == nil )
 148     {
 149         /* OSX 10.1 and before ain't that smart ;) */
 150         o_striped_row_color = [[NSColor whiteColor] retain];
 151     }
 152
 153     [o_striped_row_color set];
 154
 155     while ( o_new_rect.origin.y < f_origin_y ) {
 156         NSRectFill( o_new_rect );
 157         o_new_rect.origin.y += f_height * 2.0;
 158     }
 159     [super highlightSelectionInClipRect:o_rect];
 160 }
 161
 162 @end
 163
 164 /*****************************************************************************
 165  * VLCPlaylist implementation
 166  *****************************************************************************/
 167 @implementation VLCPlaylist
 168
 169 - (id)init
 170 {
 171     self = [super init];
 172     if ( self !=nil )
 173     {
 174         i_moveRow = -1;
 175     }
 176     return self;
 177 }
 178
 179 - (void)awakeFromNib
 180 {
 181     [o_table_view setTarget: self];
 182     [o_table_view setDelegate: self];
 183     [o_table_view setDataSource: self];
 184
 185     [o_table_view setDoubleAction: @selector(playItem:)];
 186
 187     [o_table_view registerForDraggedTypes:
 188         [NSArray arrayWithObjects: NSFilenamesPboardType, nil]];
 189
 190     [o_mi_play setTitle: _NS("Play")];
 191     [o_mi_delete setTitle: _NS("Delete")];
 192     [o_mi_selectall setTitle: _NS("Select All")];
 193
 194     [o_btn_add setToolTip: _NS("Add")];
 195     [o_btn_remove setToolTip: _NS("Delete")];
 196 }
 197
 198 - (BOOL)tableView:(NSTableView *)o_tv
 199                   shouldEditTableColumn:(NSTableColumn *)o_tc
 200                   row:(int)i_row
 201 {
 202     return( NO );
 203 }
 204
 205 - (NSMenu *)menuForEvent:(NSEvent *)o_event
 206 {
 207     NSPoint pt;
 208     vlc_bool_t b_rows;
 209     vlc_bool_t b_item_sel;
 210
 211     pt = [o_table_view convertPoint: [o_event locationInWindow]
 212                                                  fromView: nil];
 213     b_item_sel = ( [o_table_view rowAtPoint: pt] != -1 &&
 214                    [o_table_view selectedRow] != -1 );
 215     b_rows = [o_table_view numberOfRows] != 0;
 216
 217     [o_mi_play setEnabled: b_item_sel];
 218     [o_mi_delete setEnabled: b_item_sel];
 219     [o_mi_selectall setEnabled: b_rows];
 220
 221     return( o_ctx_menu );
 222 }
 223
 224 - (IBAction)playItem:(id)sender
 225 {
 226     intf_thread_t * p_intf = [NSApp getIntf];
 227     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 228                                                        FIND_ANYWHERE );
 229
 230     if( p_playlist != NULL )
 231     {
 232         playlist_Goto( p_playlist, [o_table_view selectedRow] );
 233         vlc_object_release( p_playlist );
 234     }
 235 }
 236
 237 - (IBAction)deleteItems:(id)sender
 238 {
 239     int i, c, i_row;
 240     NSMutableArray *o_to_delete;
 241     NSNumber *o_number;
 242
 243     intf_thread_t * p_intf = [NSApp getIntf];
 244     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 245                                                        FIND_ANYWHERE );
 246
 247     if( p_playlist == NULL )
 248     {
 249         return;
 250     }
 251
 252     o_to_delete = [NSMutableArray arrayWithArray:[[o_table_view selectedRowEnumerator] allObjects]];
 253     c = (int)[o_to_delete count];
 254
 255     for( i = 0; i < c; i++ ) {
 256         o_number = [o_to_delete lastObject];
 257         i_row = [o_number intValue];
 258
 259         if( p_playlist->i_index == i_row && p_playlist->i_status )
 260         {
 261             playlist_Stop( p_playlist );
 262         }
 263         [o_to_delete removeObject: o_number];
 264         [o_table_view deselectRow: i_row];
 265         playlist_Delete( p_playlist, i_row );
 266     }
 267
 268     vlc_object_release( p_playlist );
 269
 270     /* this is actually duplicity, because the intf.m manage also updates the view
 271      * when the playlist changes. we do this on purpose, because else there is a
 272      * delay of .5 sec or so when we delete an item */
 273     [self playlistUpdated];
 274     [self updateRowSelection];
 275 }
 276
 277 - (IBAction)selectAll:(id)sender
 278 {
 279     [o_table_view selectAll: nil];
 280 }
 281
 282 - (void)appendArray:(NSArray*)o_array atPos:(int)i_position enqueue:(BOOL)b_enqueue
 283 {
 284     int i_item;
 285     intf_thread_t * p_intf = [NSApp getIntf];
 286     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 287                                                        FIND_ANYWHERE );
 288
 289     if( p_playlist == NULL )
 290     {
 291         return;
 292     }
 293
 294     for ( i_item = 0; i_item < (int)[o_array count]; i_item++ )
 295     {
 296         /* One item */
 297         NSDictionary *o_one_item;
 298         NSString *o_url;
 299         NSString *o_name;
 300         NSArray *o_options;
 301         int j, i_total_options = 0;
 302         char **ppsz_options = NULL;
 303         int i_mode = PLAYLIST_INSERT;
 304
 305         /* Get the item */
 306         o_one_item = [o_array objectAtIndex: i_item];
 307         o_url = (NSString *)[o_one_item objectForKey: @"ITEM_URL"];
 308         o_name = (NSString *)[o_one_item objectForKey: @"ITEM_NAME"];
 309         o_options = (NSArray *)[o_one_item objectForKey: @"ITEM_OPTIONS"];
 310
 311         if( !o_name) o_name = o_url;
 312
 313         if (i_item == 0 && !b_enqueue)
 314             i_mode |= PLAYLIST_GO;
 315
 316         if( o_options && [o_options count] > 0 )
 317         {
 318             /* Count the input options */
 319             i_total_options = [o_options count];
 320
 321             /* Allocate ppsz_options */
 322             for( j = 0; j < i_total_options; j++ )
 323             {
 324                 if( !ppsz_options )
 325                     ppsz_options = (char **)malloc( sizeof(char *) * i_total_options );
 326
 327                 ppsz_options[j] = strdup([[o_options objectAtIndex:j] UTF8String]);
 328             }
 329         }
 330
 331         playlist_AddExt( p_playlist, [o_name UTF8String], [o_url fileSystemRepresentation], -1,
 332             (ppsz_options != NULL ) ? (const char **)ppsz_options : 0, i_total_options,
 333             i_mode, i_position == -1 ? PLAYLIST_END : i_position + i_item );
 334
 335         /* clean up */
 336         for( j = 0; j < i_total_options; j++ )
 337             free( ppsz_options[j] );
 338         if( ppsz_options ) free( ppsz_options );
 339
 340         NSURL *o_true_url = [NSURL fileURLWithPath: o_url];
 341         if( o_true_url != nil )
 342         {
 343             [[NSDocumentController sharedDocumentController]
 344                 noteNewRecentDocumentURL: o_true_url];
 345         }
 346     }
 347
 348     vlc_object_release( p_playlist );
 349 }
 350
 351 - (void)playlistUpdated
 352 {
 353     [o_table_view reloadData];
 354 }
 355
 356 - (void)updateRowSelection
 357 {
 358     int i_row;
 359
 360     intf_thread_t * p_intf = [NSApp getIntf];
 361     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 362                                                        FIND_ANYWHERE );
 363
 364     if( p_playlist == NULL )
 365     {
 366         return;
 367     }
 368
 369     vlc_mutex_lock( &p_playlist->object_lock );
 370     i_row = p_playlist->i_index;
 371     vlc_mutex_unlock( &p_playlist->object_lock );
 372     vlc_object_release( p_playlist );
 373
 374     [o_table_view selectRow: i_row byExtendingSelection: NO];
 375     [o_table_view scrollRowToVisible: i_row];
 376 }
 377
 378 @end
 379
 380 @implementation VLCPlaylist (NSTableDataSource)
 381
 382 - (int)numberOfRowsInTableView:(NSTableView *)o_tv
 383 {
 384     int i_count = 0;
 385     intf_thread_t * p_intf = [NSApp getIntf];
 386     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 387                                                        FIND_ANYWHERE );
 388
 389     if( p_playlist != NULL )
 390     {
 391         vlc_mutex_lock( &p_playlist->object_lock );
 392         i_count = p_playlist->i_size;
 393         vlc_mutex_unlock( &p_playlist->object_lock );
 394         vlc_object_release( p_playlist );
 395     }
 396
 397     return( i_count );
 398 }
 399
 400 - (id)tableView:(NSTableView *)o_tv
 401                 objectValueForTableColumn:(NSTableColumn *)o_tc
 402                 row:(int)i_row
 403 {
 404     id o_value = nil;
 405     intf_thread_t * p_intf = [NSApp getIntf];
 406     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 407                                                FIND_ANYWHERE );
 408
 409     if( p_playlist == NULL )
 410     {
 411         return( nil );
 412     }
 413
 414     vlc_mutex_lock( &p_playlist->object_lock );
 415     o_value = [[NSString stringWithUTF8String:
 416         p_playlist->pp_items[i_row]->psz_name] lastPathComponent];
 417     vlc_mutex_unlock( &p_playlist->object_lock );
 418
 419     vlc_object_release( p_playlist );
 420
 421     return( o_value );
 422 }
 423
 424 - (BOOL)tableView:(NSTableView *)o_tv
 425                     writeRows:(NSArray*)o_rows
 426                     toPasteboard:(NSPasteboard*)o_pasteboard
 427 {
 428     int i_rows = [o_rows count];
 429     NSArray *o_filenames = [NSArray array];
 430
 431     [o_pasteboard declareTypes:[NSArray arrayWithObject:NSFilenamesPboardType] owner:self];
 432     [o_pasteboard setPropertyList:o_filenames forType:NSFilenamesPboardType];
 433     if ( i_rows == 1 )
 434     {
 435         i_moveRow = [[o_rows objectAtIndex:0]intValue];
 436         return YES;
 437     }
 438     return NO;
 439 }
 440
 441 - (NSDragOperation)tableView:(NSTableView*)o_tv
 442                     validateDrop:(id <NSDraggingInfo>)o_info
 443                     proposedRow:(int)i_row
 444                     proposedDropOperation:(NSTableViewDropOperation)o_operation
 445 {
 446     if ( o_operation == NSTableViewDropAbove )
 447     {
 448         if ( i_moveRow >= 0 )
 449         {
 450             if ( i_row != i_moveRow )
 451             {
 452                 return NSDragOperationMove;
 453             }
 454             /* what if in the previous run, the row wasn't actually moved?
 455                then we can't drop new files on this location */
 456             return NSDragOperationNone;
 457         }
 458         return NSDragOperationGeneric;
 459     }
 460     return NSDragOperationNone;
 461 }
 462
 463 - (BOOL)tableView:(NSTableView*)o_tv
 464                     acceptDrop:(id <NSDraggingInfo>)o_info
 465                     row:(int)i_proposed_row
 466                     dropOperation:(NSTableViewDropOperation)o_operation
 467 {
 468     if (  i_moveRow >= 0 )
 469     {
 470         if (i_moveRow != -1 && i_proposed_row != -1)
 471         {
 472             intf_thread_t * p_intf = [NSApp getIntf];
 473             playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 474                                                             FIND_ANYWHERE );
 475
 476             if( p_playlist == NULL )
 477             {
 478                 i_moveRow = -1;
 479                 return NO;
 480             }
 481
 482             playlist_Move( p_playlist, i_moveRow, i_proposed_row );
 483
 484             vlc_object_release( p_playlist );
 485         }
 486         [self playlistUpdated];
 487         i_moveRow = -1;
 488         return YES;
 489     }
 490     else
 491     {
 492         NSPasteboard * o_pasteboard;
 493         o_pasteboard = [o_info draggingPasteboard];
 494
 495         if( [[o_pasteboard types] containsObject: NSFilenamesPboardType] )
 496         {
 497             int i;
 498             NSArray *o_array = [NSArray array];
 499             NSArray *o_values = [[o_pasteboard propertyListForType: NSFilenamesPboardType]
 500                         sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
 501
 502             for( i = 0; i < (int)[o_values count]; i++)
 503             {
 504                 NSDictionary *o_dic;
 505                 o_dic = [NSDictionary dictionaryWithObject:[o_values objectAtIndex:i] forKey:@"ITEM_URL"];
 506                 o_array = [o_array arrayByAddingObject: o_dic];
 507             }
 508             [self appendArray: o_array atPos: i_proposed_row enqueue:YES];
 509
 510             return( YES );
 511         }
 512
 513         return( NO );
 514     }
 515     [self updateRowSelection];
 516 }
 517
 518 @end
 519