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 1.22 2003/05/12 01:17:10 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
  32 #include "intf.h"
  33 #include "playlist.h"
  34
  35 /*****************************************************************************
  36  * VLCPlaylistView implementation
  37  *****************************************************************************/
  38 @implementation VLCPlaylistView
  39
  40 - (void)dealloc
  41 {
  42     if( o_striped_row_color != nil )
  43     {
  44         [o_striped_row_color release];
  45     }
  46     [super dealloc];
  47 }
  48
  49 - (NSMenu *)menuForEvent:(NSEvent *)o_event
  50 {
  51     return( [[self delegate] menuForEvent: o_event] );
  52 }
  53
  54 - (void)keyDown:(NSEvent *)o_event
  55 {
  56     unichar key = 0;
  57     int i_row;
  58     playlist_t * p_playlist;
  59     intf_thread_t * p_intf = [NSApp getIntf];
  60
  61     if( [[o_event characters] length] )
  62     {
  63         key = [[o_event characters] characterAtIndex: 0];
  64     }
  65
  66     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  67                                           FIND_ANYWHERE );
  68
  69     if ( p_playlist == NULL )
  70     {
  71         return;
  72     }
  73
  74     switch( key )
  75     {
  76         case ' ':
  77             vlc_mutex_lock( &p_playlist->object_lock );
  78             if( p_playlist->p_input != NULL )
  79             {
  80                 input_SetStatus( p_playlist->p_input, INPUT_STATUS_PAUSE );
  81             }
  82             vlc_mutex_unlock( &p_playlist->object_lock );
  83             break;
  84
  85         case NSDeleteCharacter:
  86         case NSDeleteFunctionKey:
  87         case NSDeleteCharFunctionKey:
  88         case NSBackspaceCharacter:
  89             while( ( i_row = [self selectedRow] ) != -1 )
  90             {
  91                 if( p_playlist->i_index == i_row && p_playlist->i_status )
  92                 {
  93                     playlist_Stop( p_playlist );
  94                 }
  95
  96                 playlist_Delete( p_playlist, i_row );
  97
  98                 [self deselectRow: i_row];
  99             }
 100             [self reloadData];
 101             break;
 102
 103         default:
 104             [super keyDown: o_event];
 105             break;
 106     }
 107
 108     if( p_playlist != NULL )
 109     {
 110         vlc_object_release( p_playlist );
 111     }
 112 }
 113
 114 - (void) highlightSelectionInClipRect:(NSRect)o_rect {
 115     NSRect o_new_rect;
 116     float f_height = [self rowHeight] + [self intercellSpacing].height;
 117     float f_origin_y = NSMaxY( o_rect );
 118     int i_row = o_rect.origin.y / f_height;
 119
 120     if ( i_row % 2 == 0 )
 121     {
 122         i_row++;
 123     }
 124
 125     o_new_rect.size.width = o_rect.size.width;
 126     o_new_rect.size.height = f_height;
 127     o_new_rect.origin.x = o_rect.origin.x;
 128     o_new_rect.origin.y = i_row * f_height;
 129
 130     if ( o_striped_row_color == nil )
 131     {
 132         o_striped_row_color = [[[NSColor alternateSelectedControlColor]
 133                                 highlightWithLevel: 0.90] retain];
 134     }
 135     [o_striped_row_color set];
 136
 137     while ( o_new_rect.origin.y < f_origin_y ) {
 138         NSRectFill( o_new_rect );
 139         o_new_rect.origin.y += f_height * 2.0;
 140     }
 141     [super highlightSelectionInClipRect:o_rect];
 142 }
 143
 144 @end
 145
 146 /*****************************************************************************
 147  * VLCPlaylist implementation
 148  *****************************************************************************/
 149 @implementation VLCPlaylist
 150
 151 - (id)init
 152 {
 153     self = [super init];
 154     if ( self !=nil )
 155     {
 156         i_moveRow = -1;
 157     }
 158     return self;
 159 }
 160
 161 - (void)awakeFromNib
 162 {
 163     [o_table_view setTarget: self];
 164     [o_table_view setDelegate: self];
 165     [o_table_view setDataSource: self];
 166
 167     [o_table_view setDoubleAction: @selector(playItem:)];
 168
 169     [o_table_view registerForDraggedTypes:
 170         [NSArray arrayWithObjects: NSFilenamesPboardType, nil]];
 171
 172     [o_mi_play setTitle: _NS("Play")];
 173     [o_mi_delete setTitle: _NS("Delete")];
 174     [o_mi_selectall setTitle: _NS("Select All")];
 175
 176     [o_btn_add setToolTip: _NS("Add")];
 177     [o_btn_remove setToolTip: _NS("Delete")];
 178 }
 179
 180 - (BOOL)tableView:(NSTableView *)o_tv
 181                   shouldEditTableColumn:(NSTableColumn *)o_tc
 182                   row:(int)i_row
 183 {
 184     return( NO );
 185 }
 186
 187 - (NSMenu *)menuForEvent:(NSEvent *)o_event
 188 {
 189     NSPoint pt;
 190     vlc_bool_t b_rows;
 191     vlc_bool_t b_item_sel;
 192
 193     pt = [o_table_view convertPoint: [o_event locationInWindow]
 194                                                  fromView: nil];
 195     b_item_sel = ( [o_table_view rowAtPoint: pt] != -1 &&
 196                    [o_table_view selectedRow] != -1 );
 197     b_rows = [o_table_view numberOfRows] != 0;
 198
 199     [o_mi_play setEnabled: b_item_sel];
 200     [o_mi_delete setEnabled: b_item_sel];
 201     [o_mi_selectall setEnabled: b_rows];
 202
 203     return( o_ctx_menu );
 204 }
 205
 206 - (IBAction)playItem:(id)sender
 207 {
 208     intf_thread_t * p_intf = [NSApp getIntf];
 209     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 210                                                        FIND_ANYWHERE );
 211
 212     if( p_playlist == NULL )
 213     {
 214         return;
 215     }
 216
 217     playlist_Goto( p_playlist, [o_table_view selectedRow] );
 218
 219     vlc_object_release( p_playlist );
 220 }
 221
 222 - (IBAction)deleteItems:(id)sender
 223 {
 224     int i_row;
 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         return;
 233     }
 234
 235     while( ( i_row = [o_table_view selectedRow] ) != -1 )
 236     {
 237         if( p_playlist->i_index == i_row && p_playlist->i_status )
 238         {
 239             playlist_Stop( p_playlist );
 240         }
 241
 242         playlist_Delete( p_playlist, i_row );
 243
 244         [o_table_view deselectRow: i_row];
 245     }
 246
 247     vlc_object_release( p_playlist );
 248
 249     /* this is actually duplicity, because the intf.m manage also updates the view
 250      * when the playlist changes. we do this on purpose, because else there is a
 251      * delay of .5 sec or so when we delete an item */
 252     [self playlistUpdated];
 253     [self updateRowSelection];
 254 }
 255
 256 - (IBAction)selectAll:(id)sender
 257 {
 258     [o_table_view selectAll: nil];
 259 }
 260
 261 - (void)appendArray:(NSArray*)o_array atPos:(int)i_pos enqueue:(BOOL)b_enqueue
 262 {
 263     int i_items;
 264     NSString * o_value;
 265     NSEnumerator * o_enum;
 266     intf_thread_t * p_intf = [NSApp getIntf];
 267     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 268                                                        FIND_ANYWHERE );
 269
 270     if( p_playlist == NULL )
 271     {
 272         return;
 273     }
 274
 275     i_items = 0;
 276     o_enum = [o_array objectEnumerator];
 277     while( ( o_value = [o_enum nextObject] ) )
 278     {
 279         NSURL * o_url;
 280
 281         int i_mode = PLAYLIST_INSERT;
 282
 283         if (i_items == 0 && !b_enqueue)
 284             i_mode |= PLAYLIST_GO;
 285
 286         playlist_Add( p_playlist, [o_value fileSystemRepresentation],
 287             i_mode, i_pos == -1 ? PLAYLIST_END : i_pos + i_items );
 288
 289         o_url = [NSURL fileURLWithPath: o_value];
 290         if( o_url != nil )
 291         {
 292             [[NSDocumentController sharedDocumentController]
 293                 noteNewRecentDocumentURL: o_url];
 294         }
 295
 296         i_items++;
 297     }
 298
 299     vlc_object_release( p_playlist );
 300 }
 301
 302 - (void)playlistUpdated
 303 {
 304     [o_table_view reloadData];
 305 }
 306
 307 - (void)updateRowSelection
 308 {
 309     int i_row;
 310
 311     intf_thread_t * p_intf = [NSApp getIntf];
 312     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 313                                                        FIND_ANYWHERE );
 314
 315     if( p_playlist == NULL )
 316     {
 317         return;
 318     }
 319
 320     vlc_mutex_lock( &p_playlist->object_lock );
 321     i_row = p_playlist->i_index;
 322     vlc_mutex_unlock( &p_playlist->object_lock );
 323     vlc_object_release( p_playlist );
 324
 325     [o_table_view selectRow: i_row byExtendingSelection: NO];
 326     [o_table_view scrollRowToVisible: i_row];
 327 }
 328
 329 @end
 330
 331 @implementation VLCPlaylist (NSTableDataSource)
 332
 333 - (int)numberOfRowsInTableView:(NSTableView *)o_tv
 334 {
 335     int i_count = 0;
 336     intf_thread_t * p_intf = [NSApp getIntf];
 337     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 338                                                        FIND_ANYWHERE );
 339
 340     if( p_playlist != NULL )
 341     {
 342         vlc_mutex_lock( &p_playlist->object_lock );
 343         i_count = p_playlist->i_size;
 344         vlc_mutex_unlock( &p_playlist->object_lock );
 345         vlc_object_release( p_playlist );
 346     }
 347
 348     return( i_count );
 349 }
 350
 351 - (id)tableView:(NSTableView *)o_tv
 352                 objectValueForTableColumn:(NSTableColumn *)o_tc
 353                 row:(int)i_row
 354 {
 355     id o_value = nil;
 356     intf_thread_t * p_intf = [NSApp getIntf];
 357     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 358                                                FIND_ANYWHERE );
 359
 360     if( p_playlist == NULL )
 361     {
 362         return( nil );
 363     }
 364
 365     vlc_mutex_lock( &p_playlist->object_lock );
 366     o_value = [[NSString stringWithUTF8String:
 367         p_playlist->pp_items[i_row]->psz_name] lastPathComponent];
 368     vlc_mutex_unlock( &p_playlist->object_lock );
 369
 370     vlc_object_release( p_playlist );
 371
 372     return( o_value );
 373 }
 374
 375 - (BOOL)tableView:(NSTableView *)o_tv
 376                     writeRows:(NSArray*)o_rows
 377                     toPasteboard:(NSPasteboard*)o_pasteboard
 378 {
 379     int i_rows = [o_rows count];
 380     NSArray *o_filenames = [NSArray array];
 381
 382     [o_pasteboard declareTypes:[NSArray arrayWithObject:NSFilenamesPboardType] owner:self];
 383     [o_pasteboard setPropertyList:o_filenames forType:NSFilenamesPboardType];
 384     if ( i_rows == 1 )
 385     {
 386         i_moveRow = [[o_rows objectAtIndex:0]intValue];
 387         return YES;
 388     }
 389     return NO;
 390 }
 391
 392 - (NSDragOperation)tableView:(NSTableView*)o_tv
 393                     validateDrop:(id <NSDraggingInfo>)o_info
 394                     proposedRow:(int)i_row
 395                     proposedDropOperation:(NSTableViewDropOperation)o_operation
 396 {
 397     if ( o_operation == NSTableViewDropAbove )
 398     {
 399         if ( i_moveRow >= 0 )
 400         {
 401             if ( i_row != i_moveRow )
 402             {
 403                 return NSDragOperationMove;
 404             }
 405             /* what if in the previous run, the row wasn't actually moved?
 406                then we can't drop new files on this location */
 407             return NSDragOperationNone;
 408         }
 409         return NSDragOperationGeneric;
 410     }
 411     return NSDragOperationNone;
 412 }
 413
 414 - (BOOL)tableView:(NSTableView*)o_tv
 415                     acceptDrop:(id <NSDraggingInfo>)o_info
 416                     row:(int)i_proposed_row
 417                     dropOperation:(NSTableViewDropOperation)o_operation
 418 {
 419     if (  i_moveRow >= 0 )
 420     {
 421         if (i_moveRow != -1 && i_proposed_row != -1)
 422         {
 423             intf_thread_t * p_intf = [NSApp getIntf];
 424             playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 425                                                             FIND_ANYWHERE );
 426
 427             if( p_playlist == NULL )
 428             {
 429                 i_moveRow = -1;
 430                 return NO;
 431             }
 432
 433             playlist_Move( p_playlist, i_moveRow, i_proposed_row );
 434
 435             vlc_object_release( p_playlist );
 436         }
 437         [self playlistUpdated];
 438         i_moveRow = -1;
 439         return YES;
 440     }
 441     else
 442     {
 443         NSArray * o_values;
 444         NSPasteboard * o_pasteboard;
 445
 446         intf_thread_t * p_intf = [NSApp getIntf];
 447         o_pasteboard = [o_info draggingPasteboard];
 448
 449         if( [[o_pasteboard types] containsObject: NSFilenamesPboardType] )
 450         {
 451             o_values = [[o_pasteboard propertyListForType: NSFilenamesPboardType]
 452                         sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
 453
 454             config_PutPsz( p_intf, "sub-file", "" );
 455             config_PutInt( p_intf, "sub-delay", 0 );
 456             config_PutFloat( p_intf, "sub-fps", 0.0 );
 457             config_PutPsz( p_intf, "sout", "" );
 458
 459             [self appendArray: o_values atPos: i_proposed_row enqueue:YES];
 460
 461             return( YES );
 462         }
 463
 464         return( NO );
 465     }
 466     [self updateRowSelection];
 467 }
 468
 469 @end
 470