git.sesse.net Git - vlc/blob - plugins/beos/intf_beos.cpp

   1 /*****************************************************************************
   2  * intf_beos.cpp: beos interface
   3  *****************************************************************************
   4  * Copyright (C) 1999, 2000, 2001 VideoLAN
   5  * $Id: intf_beos.cpp,v 1.13 2001/03/05 01:29:25 sam Exp $
   6  *
   7  * Authors: Jean-Marc Dressler <polux@via.ecp.fr>
   8  *          Samuel Hocevar <sam@zoy.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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 #define MODULE_NAME beos
  26 #include "modules_inner.h"
  27
  28 /*****************************************************************************
  29  * Preamble
  30  *****************************************************************************/
  31 #include "defs.h"
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>                                      /* malloc(), free() */
  35
  36 #include <kernel/OS.h>
  37 #include <storage/Path.h>
  38 #include <Alert.h>
  39 #include <View.h>
  40 #include <CheckBox.h>
  41 #include <Button.h>
  42 #include <Slider.h>
  43 #include <StatusBar.h>
  44 #include <Application.h>
  45 #include <Message.h>
  46 #include <NodeInfo.h>
  47 #include <Locker.h>
  48 #include <DirectWindow.h>
  49
  50 #include <malloc.h>
  51 #include <string.h>
  52
  53 extern "C"
  54 {
  55 #include "config.h"
  56 #include "common.h"
  57 #include "threads.h"
  58 #include "mtime.h"
  59 #include "tests.h"
  60 #include "modules.h"
  61
  62 #include "stream_control.h"
  63 #include "input_ext-intf.h"
  64
  65 #include "interface.h"
  66 #include "intf_plst.h"
  67 #include "intf_msg.h"
  68 #include "audio_output.h"
  69 #include "MsgVals.h"
  70
  71
  72 #include "main.h"
  73 }
  74
  75 #include "InterfaceWindow.h"
  76 #include "Bitmaps.h"
  77 #include "TransportButton.h"
  78
  79 /*****************************************************************************
  80  * intf_sys_t: description and status of FB interface
  81  *****************************************************************************/
  82 typedef struct intf_sys_s
  83 {
  84     InterfaceWindow * p_window;
  85     char              i_key;
  86 } intf_sys_t;
  87
  88 /*****************************************************************************
  89  * InterfaceWindow
  90  *****************************************************************************/
  91
  92 InterfaceWindow::InterfaceWindow( BRect frame, const char *name , intf_thread_t  *p_interface )
  93     : BWindow(frame, name, B_FLOATING_WINDOW_LOOK, B_NORMAL_WINDOW_FEEL,
  94         B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_WILL_ACCEPT_FIRST_CLICK |B_ASYNCHRONOUS_CONTROLS)
  95 {
  96     p_intf = p_interface;
  97         BRect ButtonRect;
  98         float xStart = 2.0;
  99         float yStart = 10.0;
 100
 101     SetName( "interface" );
 102     SetTitle(VOUT_TITLE " (BeOS interface)");
 103
 104     BView* p_view;
 105
 106         /* Add the view */
 107     p_view = new BView( Bounds(), "", B_FOLLOW_ALL, B_WILL_DRAW );
 108         p_view->SetViewColor(216,216,216);
 109
 110         /* Buttons */
 111         /* Slow play */
 112         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 113         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSkipButtonSize);
 114         xStart += kRewindBitmapWidth;
 115         TransportButton* p_slow = new TransportButton(ButtonRect, B_EMPTY_STRING,
 116                                                                                         kSkipBackBitmapBits,
 117                                                                                         kPressedSkipBackBitmapBits,
 118                                                                                         kDisabledSkipBackBitmapBits,
 119                                                                                         new BMessage(SLOWER_PLAY));
 120         p_view->AddChild( p_slow );
 121
 122         /* Play Pause */
 123         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 124         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kPlayButtonSize);
 125         xStart += kPlayPauseBitmapWidth + 1.0;
 126         PlayPauseButton* p_play = new PlayPauseButton(ButtonRect, B_EMPTY_STRING,
 127                                                                                         kPlayButtonBitmapBits,
 128                                                                                         kPressedPlayButtonBitmapBits,
 129                                                                                         kDisabledPlayButtonBitmapBits,
 130                                                                                         kPlayingPlayButtonBitmapBits,
 131                                                                                         kPressedPlayingPlayButtonBitmapBits,
 132                                                                                         kPausedPlayButtonBitmapBits,
 133                                                                                         kPressedPausedPlayButtonBitmapBits,
 134                                                                                         new BMessage(START_PLAYBACK));
 135
 136         p_view->AddChild( p_play );
 137         p_play->SetPlaying();
 138
 139         /* Fast Foward */
 140         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 141         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSkipButtonSize);
 142         xStart += kRewindBitmapWidth;
 143         TransportButton* p_fast = new TransportButton(ButtonRect, B_EMPTY_STRING,
 144                                                                                         kSkipForwardBitmapBits,
 145                                                                                         kPressedSkipForwardBitmapBits,
 146                                                                                         kDisabledSkipForwardBitmapBits,
 147                                                                                         new BMessage(FASTER_PLAY));
 148         p_view->AddChild( p_fast );
 149
 150         /* Stop */
 151         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 152         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kStopButtonSize);
 153         xStart += kStopBitmapWidth;
 154         TransportButton* p_stop = new TransportButton(ButtonRect, B_EMPTY_STRING,
 155                                                                                         kStopButtonBitmapBits,
 156                                                                                         kPressedStopButtonBitmapBits,
 157                                                                                         kDisabledStopButtonBitmapBits,
 158                                                                                         new BMessage(STOP_PLAYBACK));
 159         p_view->AddChild( p_stop );
 160
 161         /* Seek Status */
 162         p_seek = new SeekSlider(BRect(5,35,355,65), this, 0, 100,
 163                                                 B_TRIANGLE_THUMB);
 164         p_seek->SetValue(0);
 165         p_seek->UseFillColor(TRUE);
 166     p_view->AddChild( p_seek );
 167
 168         /* Volume Slider */
 169         p_vol = new BSlider(BRect(xStart,2,300,20), "vol", "Volume",
 170                                                  new BMessage(VOLUME_CHG), 0, VOLUME_MAX);
 171         p_vol->SetValue(VOLUME_DEFAULT);
 172     p_view->AddChild( p_vol );
 173
 174     /* Volume Mute */
 175         p_mute = new BCheckBox(BRect(300,10,355,25), "mute", "Mute",
 176                                                  new BMessage(VOLUME_MUTE));
 177     p_view->AddChild( p_mute );
 178
 179         /* Set size and Show */
 180     AddChild( p_view );
 181         ResizeTo(360,70);
 182     Show();
 183 }
 184
 185 InterfaceWindow::~InterfaceWindow()
 186 {
 187 }
 188
 189 /*****************************************************************************
 190  * InterfaceWindow::MessageReceived
 191  *****************************************************************************/
 192 void InterfaceWindow::MessageReceived( BMessage * p_message )
 193 {
 194         int vol_val = p_vol->Value();   // remember the current volume
 195         static int playback_status;             // remember playback state
 196
 197         Activate();
 198     switch( p_message->what )
 199     {
 200     case OPEN_DVD:
 201         break;
 202     case STOP_PLAYBACK:
 203         // this currently stops playback not nicely
 204                 if (p_intf->p_input != NULL )
 205                 {
 206                         // silence the sound, otherwise very horrible
 207                         if (p_main->p_aout != NULL)
 208                         {
 209                                 p_main->p_aout->vol = 0;
 210                         }
 211                         snooze(400000);
 212                         input_SetStatus(p_intf->p_input, INPUT_STATUS_END);
 213                 }
 214         break;
 215         case START_PLAYBACK:
 216                 // starts playing in normal mode
 217 //              if (p_intf->p_input != NULL )
 218 //              {
 219 //                      if (p_main->p_aout != NULL)
 220 //                      {
 221 //                              p_main->p_aout->vol = vol_val;
 222 //                      }
 223 //                      snooze(400000);
 224 //                      input_SetStatus(p_intf->p_input, INPUT_STATUS_PLAY);
 225 //                      playback_status = PLAYING;
 226 //              }
 227 //              break;
 228         case PAUSE_PLAYBACK:
 229                 // pause the playback
 230                 if (p_intf->p_input != NULL )
 231                 {
 232                         // mute the volume if currently playing
 233                         if (playback_status == PLAYING)
 234                         {
 235                                 if (p_main->p_aout != NULL)
 236                                 {
 237                                         p_main->p_aout->vol = 0;
 238                                 }
 239                                 playback_status = PAUSED;
 240                         }
 241                         else
 242                         // restore the volume
 243                         {
 244                                 if (p_main->p_aout != NULL)
 245                                 {
 246                                         p_main->p_aout->vol = vol_val;
 247                                 }
 248                                 playback_status = PLAYING;
 249                         }
 250                         snooze(400000);
 251                         input_SetStatus(p_intf->p_input, INPUT_STATUS_PAUSE);
 252                 }
 253                 break;
 254         case FASTER_PLAY:
 255                 // cycle the fast playback modes
 256                 if (p_intf->p_input != NULL )
 257                 {
 258                         if (p_main->p_aout != NULL)
 259                         {
 260                                 p_main->p_aout->vol = 0;
 261                         }
 262                         snooze(400000);
 263                         input_SetStatus(p_intf->p_input, INPUT_STATUS_FASTER);
 264                 }
 265                 break;
 266         case SLOWER_PLAY:
 267                 // cycle the slow playback modes
 268                 if (p_intf->p_input != NULL )
 269                 {
 270                         if (p_main->p_aout != NULL)
 271                         {
 272                                 p_main->p_aout->vol = 0;
 273                         }
 274                         snooze(400000);
 275                         input_SetStatus(p_intf->p_input, INPUT_STATUS_SLOWER);
 276                 }
 277                 break;
 278         case SEEK_PLAYBACK:
 279                 // handled by semaphores;
 280 /*          if( p_intf->p_input != NULL )
 281             {
 282                 float new_position;
 283                     if (p_message->FindFloat("be:value", &new_position) == B_OK)
 284                     {
 285                         printf("%e\n", new_position);
 286                         input_Seek( p_intf->p_input, new_position * 100 );
 287                     }
 288             } */
 289                 break;
 290         case VOLUME_CHG:
 291                 // adjust the volume
 292         if (p_main->p_aout != NULL)
 293         {
 294                         p_main->p_aout->vol = vol_val;
 295                 }
 296                 break;
 297         case VOLUME_MUTE:
 298                 // mute
 299         if (p_main->p_aout != NULL)
 300             {
 301                         if (p_mute->Value() == B_CONTROL_OFF)
 302                         {
 303                                 p_main->p_aout->vol = vol_val;
 304                         }
 305                         else
 306                         {
 307                                 p_main->p_aout->vol = 0;
 308                         }
 309                 }
 310                 break;
 311         case SELECT_CHANNEL:
 312                 break;
 313     case B_SIMPLE_DATA:
 314         {
 315             entry_ref ref;
 316             if( p_message->FindRef( "refs", &ref ) == B_OK )
 317             {
 318                 BPath path( &ref );
 319                 char * psz_name = strdup(path.Path());
 320                 intf_WarnMsg( 1, "intf: dropped text/uri-list data `%s'",
 321                               psz_name );
 322                 intf_PlstAdd( p_main->p_playlist, PLAYLIST_END, psz_name );
 323             }
 324
 325         }
 326         break;
 327     default:
 328         BWindow::MessageReceived( p_message );
 329         break;
 330     }
 331 }
 332
 333 /*****************************************************************************
 334  * InterfaceWindow::QuitRequested
 335  *****************************************************************************/
 336
 337 bool InterfaceWindow::QuitRequested()
 338 {
 339     p_intf->b_die = 1;
 340
 341     return( false );
 342 }
 343
 344 /*****************************************************************************
 345  * SeekSlider
 346  *****************************************************************************/
 347 SeekSlider::SeekSlider(BRect frame,
 348                                 InterfaceWindow *owner,
 349                                 int32 minValue,
 350                                 int32 maxValue,
 351                                 thumb_style thumbType = B_TRIANGLE_THUMB)
 352                         :BSlider(frame, B_EMPTY_STRING, B_EMPTY_STRING,
 353                                         NULL, minValue, maxValue, thumbType)
 354 {
 355         fOwner = owner;
 356         fMouseDown = false;
 357 }
 358
 359 SeekSlider::~SeekSlider()
 360 {
 361 }
 362
 363 /*****************************************************************************
 364  * SeekSlider::MouseDown
 365  *****************************************************************************/
 366 void SeekSlider::MouseDown(BPoint where)
 367 {
 368         BSlider::MouseDown(where);
 369         fOwner->fScrubSem = create_sem(1, "Vlc::fScrubSem");
 370         fMouseDown = true;
 371 }
 372
 373 /*****************************************************************************
 374  * SeekSlider::MouseUp
 375  *****************************************************************************/
 376 void SeekSlider::MouseMoved(BPoint where, uint32 code, const BMessage *message)
 377 {
 378         BSlider::MouseMoved(where, code, message);
 379         if (!fMouseDown)
 380                 return;
 381         release_sem(fOwner->fScrubSem);
 382 }
 383
 384 /*****************************************************************************
 385  * SeekSlider::MouseUp
 386  *****************************************************************************/
 387 void SeekSlider::MouseUp(BPoint where)
 388 {
 389         BSlider::MouseUp(where);
 390         delete_sem(fOwner->fScrubSem);
 391         fOwner->fScrubSem = B_ERROR;
 392         fMouseDown = false;
 393 }
 394
 395
 396 extern "C"
 397 {
 398
 399 /*****************************************************************************
 400  * Local prototypes.
 401  *****************************************************************************/
 402 static int  intf_Probe     ( probedata_t *p_data );
 403 static int  intf_Open      ( intf_thread_t *p_intf );
 404 static void intf_Close     ( intf_thread_t *p_intf );
 405 static void intf_Run       ( intf_thread_t *p_intf );
 406
 407 /*****************************************************************************
 408  * Functions exported as capabilities. They are declared as static so that
 409  * we don't pollute the namespace too much.
 410  *****************************************************************************/
 411 void _M( intf_getfunctions )( function_list_t * p_function_list )
 412 {
 413     p_function_list->pf_probe = intf_Probe;
 414     p_function_list->functions.intf.pf_open  = intf_Open;
 415     p_function_list->functions.intf.pf_close = intf_Close;
 416     p_function_list->functions.intf.pf_run   = intf_Run;
 417 }
 418
 419 /*****************************************************************************
 420  * intf_Probe: probe the interface and return a score
 421  *****************************************************************************
 422  * This function tries to initialize Gnome and returns a score to the
 423  * plugin manager so that it can select the best plugin.
 424  *****************************************************************************/
 425 static int intf_Probe( probedata_t *p_data )
 426 {
 427     if( TestMethod( INTF_METHOD_VAR, "beos" ) )
 428     {
 429         return( 999 );
 430     }
 431
 432     return( 100 );
 433 }
 434
 435 /*****************************************************************************
 436  * intf_Open: initialize interface
 437  *****************************************************************************/
 438 static int intf_Open( intf_thread_t *p_intf )
 439 {
 440     /* Allocate instance and initialize some members */
 441     p_intf->p_sys = (intf_sys_t*) malloc( sizeof( intf_sys_t ) );
 442     if( p_intf->p_sys == NULL )
 443     {
 444         intf_ErrMsg("error: %s", strerror(ENOMEM));
 445         return( 1 );
 446     }
 447     p_intf->p_sys->i_key = -1;
 448
 449     /* Create the interface window */
 450     p_intf->p_sys->p_window =
 451         new InterfaceWindow( BRect( 50, 50, 400, 100 ),
 452                              VOUT_TITLE " (BeOS interface)", p_intf );
 453     if( p_intf->p_sys->p_window == 0 )
 454     {
 455         free( p_intf->p_sys );
 456         intf_ErrMsg( "error: cannot allocate memory for InterfaceWindow" );
 457         return( 1 );
 458     }
 459
 460     return( 0 );
 461 }
 462
 463 /*****************************************************************************
 464  * intf_Close: destroy dummy interface
 465  *****************************************************************************/
 466 static void intf_Close( intf_thread_t *p_intf )
 467 {
 468     /* Destroy the interface window */
 469     p_intf->p_sys->p_window->Lock();
 470     p_intf->p_sys->p_window->Quit();
 471
 472     /* Destroy structure */
 473     free( p_intf->p_sys );
 474 }
 475
 476
 477 /*****************************************************************************
 478  * intf_Run: event loop
 479  *****************************************************************************/
 480 static void intf_Run( intf_thread_t *p_intf )
 481 {
 482
 483         float progress;
 484         bool seekNeeded = false;
 485
 486     while( !p_intf->b_die )
 487     {
 488
 489         /* Manage core vlc functions through the callback */
 490         p_intf->pf_manage( p_intf );
 491
 492             /* Manage the slider */
 493             if( p_intf->p_input != NULL && p_intf->p_sys->p_window != NULL)
 494         {
 495             if (acquire_sem(p_intf->p_sys->p_window->fScrubSem) == B_OK)
 496                         {
 497                                 seekNeeded = true;
 498                         }
 499
 500                         if (seekNeeded)
 501             {
 502                 uint32 seekTo = (p_intf->p_sys->p_window->p_seek->Value() *
 503                                 p_intf->p_input->stream.p_selected_area->i_size) / 100;
 504                                 input_Seek( p_intf->p_input, seekTo );
 505                                 seekNeeded = false;
 506             }
 507                         else if (p_intf->p_sys->p_window->Lock())
 508             {
 509                     progress = (100. * p_intf->p_input->stream.p_selected_area->i_tell) /
 510                                         p_intf->p_input->stream.p_selected_area->i_size;
 511                     p_intf->p_sys->p_window->p_seek->SetValue(progress);
 512                     p_intf->p_sys->p_window->Unlock();
 513                 }
 514          }
 515
 516         /* Wait a bit */
 517         msleep( INTF_IDLE_SLEEP );
 518     }
 519 }
 520
 521 } /* extern "C" */