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 1.14 2001/03/05 13:28:47 richards Exp $
   6  *
   7  * Authors: Jean-Marc Dressler <polux@via.ecp.fr>
   8  *          Samuel Hocevar <sam@zoy.org>
   9  *          Tony Castley <tcastley@mail.powerup.com.au>
  10  *          Richard Shepherd <richard@rshepherd.demon.co.uk>
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  25  *****************************************************************************/
  26
  27 #define MODULE_NAME beos
  28 #include "modules_inner.h"
  29
  30 /*****************************************************************************
  31  * Preamble
  32  *****************************************************************************/
  33 #include "defs.h"
  34
  35 #include <stdio.h>
  36 #include <stdlib.h>                                      /* malloc(), free() */
  37
  38 #include <kernel/OS.h>
  39 #include <storage/Path.h>
  40 #include <Alert.h>
  41 #include <View.h>
  42 #include <CheckBox.h>
  43 #include <Button.h>
  44 #include <Slider.h>
  45 #include <StatusBar.h>
  46 #include <Application.h>
  47 #include <Message.h>
  48 #include <NodeInfo.h>
  49 #include <Locker.h>
  50 #include <DirectWindow.h>
  51
  52 #include <malloc.h>
  53 #include <string.h>
  54
  55 extern "C"
  56 {
  57 #include "config.h"
  58 #include "common.h"
  59 #include "threads.h"
  60 #include "mtime.h"
  61 #include "tests.h"
  62 #include "modules.h"
  63
  64 #include "stream_control.h"
  65 #include "input_ext-intf.h"
  66
  67 #include "interface.h"
  68 #include "intf_plst.h"
  69 #include "intf_msg.h"
  70 #include "audio_output.h"
  71 #include "MsgVals.h"
  72
  73
  74 #include "main.h"
  75 }
  76
  77 #include "InterfaceWindow.h"
  78 #include "Bitmaps.h"
  79 #include "TransportButton.h"
  80
  81 /*****************************************************************************
  82  * intf_sys_t: description and status of FB interface
  83  *****************************************************************************/
  84 typedef struct intf_sys_s
  85 {
  86     InterfaceWindow * p_window;
  87     char              i_key;
  88 } intf_sys_t;
  89
  90 /*****************************************************************************
  91  * InterfaceWindow
  92  *****************************************************************************/
  93
  94 InterfaceWindow::InterfaceWindow( BRect frame, const char *name , intf_thread_t  *p_interface )
  95     : BWindow(frame, name, B_FLOATING_WINDOW_LOOK, B_NORMAL_WINDOW_FEEL,
  96         B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_WILL_ACCEPT_FIRST_CLICK |B_ASYNCHRONOUS_CONTROLS)
  97 {
  98     p_intf = p_interface;
  99         BRect ButtonRect;
 100         float xStart = 2.0;
 101         float yStart = 10.0;
 102
 103     SetName( "interface" );
 104     SetTitle(VOUT_TITLE " (BeOS interface)");
 105
 106     BView* p_view;
 107
 108         /* Add the view */
 109     p_view = new BView( Bounds(), "", B_FOLLOW_ALL, B_WILL_DRAW );
 110         p_view->SetViewColor(216,216,216);
 111
 112         /* Buttons */
 113         /* Slow play */
 114         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 115         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSkipButtonSize);
 116         xStart += kRewindBitmapWidth;
 117         TransportButton* p_slow = new TransportButton(ButtonRect, B_EMPTY_STRING,
 118                                                                                         kSkipBackBitmapBits,
 119                                                                                         kPressedSkipBackBitmapBits,
 120                                                                                         kDisabledSkipBackBitmapBits,
 121                                                                                         new BMessage(SLOWER_PLAY));
 122         p_view->AddChild( p_slow );
 123
 124         /* Play Pause */
 125         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 126         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kPlayButtonSize);
 127         xStart += kPlayPauseBitmapWidth + 1.0;
 128         PlayPauseButton* p_play = new PlayPauseButton(ButtonRect, B_EMPTY_STRING,
 129                                                                                         kPlayButtonBitmapBits,
 130                                                                                         kPressedPlayButtonBitmapBits,
 131                                                                                         kDisabledPlayButtonBitmapBits,
 132                                                                                         kPlayingPlayButtonBitmapBits,
 133                                                                                         kPressedPlayingPlayButtonBitmapBits,
 134                                                                                         kPausedPlayButtonBitmapBits,
 135                                                                                         kPressedPausedPlayButtonBitmapBits,
 136                                                                                         new BMessage(START_PLAYBACK));
 137
 138         p_view->AddChild( p_play );
 139         p_play->SetPlaying();
 140
 141         /* Fast Foward */
 142         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 143         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSkipButtonSize);
 144         xStart += kRewindBitmapWidth;
 145         TransportButton* p_fast = new TransportButton(ButtonRect, B_EMPTY_STRING,
 146                                                                                         kSkipForwardBitmapBits,
 147                                                                                         kPressedSkipForwardBitmapBits,
 148                                                                                         kDisabledSkipForwardBitmapBits,
 149                                                                                         new BMessage(FASTER_PLAY));
 150         p_view->AddChild( p_fast );
 151
 152         /* Stop */
 153         ButtonRect.SetLeftTop(BPoint(xStart, yStart));
 154         ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kStopButtonSize);
 155         xStart += kStopBitmapWidth;
 156         TransportButton* p_stop = new TransportButton(ButtonRect, B_EMPTY_STRING,
 157                                                                                         kStopButtonBitmapBits,
 158                                                                                         kPressedStopButtonBitmapBits,
 159                                                                                         kDisabledStopButtonBitmapBits,
 160                                                                                         new BMessage(STOP_PLAYBACK));
 161         p_view->AddChild( p_stop );
 162
 163         /* Seek Status */
 164         p_seek = new SeekSlider(BRect(5,35,355,65), this, 0, 100,
 165                                                 B_TRIANGLE_THUMB);
 166         p_seek->SetValue(0);
 167         p_seek->UseFillColor(TRUE);
 168     p_view->AddChild( p_seek );
 169
 170         /* Volume Slider */
 171         p_vol = new BSlider(BRect(xStart,2,300,20), "vol", "Volume",
 172                                                  new BMessage(VOLUME_CHG), 0, VOLUME_MAX);
 173         p_vol->SetValue(VOLUME_DEFAULT);
 174     p_view->AddChild( p_vol );
 175
 176     /* Volume Mute */
 177         p_mute = new BCheckBox(BRect(300,10,355,25), "mute", "Mute",
 178                                                  new BMessage(VOLUME_MUTE));
 179     p_view->AddChild( p_mute );
 180
 181         /* Set size and Show */
 182     AddChild( p_view );
 183         ResizeTo(360,70);
 184     Show();
 185 }
 186
 187 InterfaceWindow::~InterfaceWindow()
 188 {
 189 }
 190
 191 /*****************************************************************************
 192  * InterfaceWindow::MessageReceived
 193  *****************************************************************************/
 194 void InterfaceWindow::MessageReceived( BMessage * p_message )
 195 {
 196         int vol_val = p_vol->Value();   // remember the current volume
 197         static int playback_status;             // remember playback state
 198
 199         Activate();
 200     switch( p_message->what )
 201     {
 202     case OPEN_DVD:
 203         break;
 204     case STOP_PLAYBACK:
 205         // this currently stops playback not nicely
 206                 if (p_intf->p_input != NULL )
 207                 {
 208                         // silence the sound, otherwise very horrible
 209                         if (p_main->p_aout != NULL)
 210                         {
 211                                 p_main->p_aout->vol = 0;
 212                         }
 213                         snooze(400000);
 214                         input_SetStatus(p_intf->p_input, INPUT_STATUS_END);
 215                 }
 216         break;
 217         case START_PLAYBACK:
 218                 // starts playing in normal mode
 219 //              if (p_intf->p_input != NULL )
 220 //              {
 221 //                      if (p_main->p_aout != NULL)
 222 //                      {
 223 //                              p_main->p_aout->vol = vol_val;
 224 //                      }
 225 //                      snooze(400000);
 226 //                      input_SetStatus(p_intf->p_input, INPUT_STATUS_PLAY);
 227 //                      playback_status = PLAYING;
 228 //              }
 229 //              break;
 230         case PAUSE_PLAYBACK:
 231                 // pause the playback
 232                 if (p_intf->p_input != NULL )
 233                 {
 234                         // mute the volume if currently playing
 235                         if (playback_status == PLAYING)
 236                         {
 237                                 if (p_main->p_aout != NULL)
 238                                 {
 239                                         p_main->p_aout->vol = 0;
 240                                 }
 241                                 playback_status = PAUSED;
 242                         }
 243                         else
 244                         // restore the volume
 245                         {
 246                                 if (p_main->p_aout != NULL)
 247                                 {
 248                                         p_main->p_aout->vol = vol_val;
 249                                 }
 250                                 playback_status = PLAYING;
 251                         }
 252                         snooze(400000);
 253                         input_SetStatus(p_intf->p_input, INPUT_STATUS_PAUSE);
 254                 }
 255                 break;
 256         case FASTER_PLAY:
 257                 // cycle the fast playback modes
 258                 if (p_intf->p_input != NULL )
 259                 {
 260                         if (p_main->p_aout != NULL)
 261                         {
 262                                 p_main->p_aout->vol = 0;
 263                         }
 264                         snooze(400000);
 265                         input_SetStatus(p_intf->p_input, INPUT_STATUS_FASTER);
 266                 }
 267                 break;
 268         case SLOWER_PLAY:
 269                 // cycle the slow playback modes
 270                 if (p_intf->p_input != NULL )
 271                 {
 272                         if (p_main->p_aout != NULL)
 273                         {
 274                                 p_main->p_aout->vol = 0;
 275                         }
 276                         snooze(400000);
 277                         input_SetStatus(p_intf->p_input, INPUT_STATUS_SLOWER);
 278                 }
 279                 break;
 280         case SEEK_PLAYBACK:
 281                 // handled by semaphores;
 282 /*          if( p_intf->p_input != NULL )
 283             {
 284                 float new_position;
 285                     if (p_message->FindFloat("be:value", &new_position) == B_OK)
 286                     {
 287                         printf("%e\n", new_position);
 288                         input_Seek( p_intf->p_input, new_position * 100 );
 289                     }
 290             } */
 291                 break;
 292         case VOLUME_CHG:
 293                 // adjust the volume
 294         if (p_main->p_aout != NULL)
 295         {
 296                         p_main->p_aout->vol = vol_val;
 297                 }
 298                 break;
 299         case VOLUME_MUTE:
 300                 // mute
 301         if (p_main->p_aout != NULL)
 302             {
 303                         if (p_mute->Value() == B_CONTROL_OFF)
 304                         {
 305                                 p_main->p_aout->vol = vol_val;
 306                         }
 307                         else
 308                         {
 309                                 p_main->p_aout->vol = 0;
 310                         }
 311                 }
 312                 break;
 313         case SELECT_CHANNEL:
 314                 break;
 315     case B_SIMPLE_DATA:
 316         {
 317             entry_ref ref;
 318             if( p_message->FindRef( "refs", &ref ) == B_OK )
 319             {
 320                 BPath path( &ref );
 321                 char * psz_name = strdup(path.Path());
 322                 intf_WarnMsg( 1, "intf: dropped text/uri-list data `%s'",
 323                               psz_name );
 324                 intf_PlstAdd( p_main->p_playlist, PLAYLIST_END, psz_name );
 325             }
 326
 327         }
 328         break;
 329     default:
 330         BWindow::MessageReceived( p_message );
 331         break;
 332     }
 333 }
 334
 335 /*****************************************************************************
 336  * InterfaceWindow::QuitRequested
 337  *****************************************************************************/
 338
 339 bool InterfaceWindow::QuitRequested()
 340 {
 341     p_intf->b_die = 1;
 342
 343     return( false );
 344 }
 345
 346 /*****************************************************************************
 347  * SeekSlider
 348  *****************************************************************************/
 349 SeekSlider::SeekSlider(BRect frame,
 350                                 InterfaceWindow *owner,
 351                                 int32 minValue,
 352                                 int32 maxValue,
 353                                 thumb_style thumbType = B_TRIANGLE_THUMB)
 354                         :BSlider(frame, B_EMPTY_STRING, B_EMPTY_STRING,
 355                                         NULL, minValue, maxValue, thumbType)
 356 {
 357         fOwner = owner;
 358         fMouseDown = false;
 359 }
 360
 361 SeekSlider::~SeekSlider()
 362 {
 363 }
 364
 365 /*****************************************************************************
 366  * SeekSlider::MouseDown
 367  *****************************************************************************/
 368 void SeekSlider::MouseDown(BPoint where)
 369 {
 370         BSlider::MouseDown(where);
 371         fOwner->fScrubSem = create_sem(1, "Vlc::fScrubSem");
 372         fMouseDown = true;
 373 }
 374
 375 /*****************************************************************************
 376  * SeekSlider::MouseUp
 377  *****************************************************************************/
 378 void SeekSlider::MouseMoved(BPoint where, uint32 code, const BMessage *message)
 379 {
 380         BSlider::MouseMoved(where, code, message);
 381         if (!fMouseDown)
 382                 return;
 383         release_sem(fOwner->fScrubSem);
 384 }
 385
 386 /*****************************************************************************
 387  * SeekSlider::MouseUp
 388  *****************************************************************************/
 389 void SeekSlider::MouseUp(BPoint where)
 390 {
 391         BSlider::MouseUp(where);
 392         delete_sem(fOwner->fScrubSem);
 393         fOwner->fScrubSem = B_ERROR;
 394         fMouseDown = false;
 395 }
 396
 397
 398 extern "C"
 399 {
 400
 401 /*****************************************************************************
 402  * Local prototypes.
 403  *****************************************************************************/
 404 static int  intf_Probe     ( probedata_t *p_data );
 405 static int  intf_Open      ( intf_thread_t *p_intf );
 406 static void intf_Close     ( intf_thread_t *p_intf );
 407 static void intf_Run       ( intf_thread_t *p_intf );
 408
 409 /*****************************************************************************
 410  * Functions exported as capabilities. They are declared as static so that
 411  * we don't pollute the namespace too much.
 412  *****************************************************************************/
 413 void _M( intf_getfunctions )( function_list_t * p_function_list )
 414 {
 415     p_function_list->pf_probe = intf_Probe;
 416     p_function_list->functions.intf.pf_open  = intf_Open;
 417     p_function_list->functions.intf.pf_close = intf_Close;
 418     p_function_list->functions.intf.pf_run   = intf_Run;
 419 }
 420
 421 /*****************************************************************************
 422  * intf_Probe: probe the interface and return a score
 423  *****************************************************************************
 424  * This function tries to initialize Gnome and returns a score to the
 425  * plugin manager so that it can select the best plugin.
 426  *****************************************************************************/
 427 static int intf_Probe( probedata_t *p_data )
 428 {
 429     if( TestMethod( INTF_METHOD_VAR, "beos" ) )
 430     {
 431         return( 999 );
 432     }
 433
 434     return( 100 );
 435 }
 436
 437 /*****************************************************************************
 438  * intf_Open: initialize interface
 439  *****************************************************************************/
 440 static int intf_Open( intf_thread_t *p_intf )
 441 {
 442     /* Allocate instance and initialize some members */
 443     p_intf->p_sys = (intf_sys_t*) malloc( sizeof( intf_sys_t ) );
 444     if( p_intf->p_sys == NULL )
 445     {
 446         intf_ErrMsg("error: %s", strerror(ENOMEM));
 447         return( 1 );
 448     }
 449     p_intf->p_sys->i_key = -1;
 450
 451     /* Create the interface window */
 452     p_intf->p_sys->p_window =
 453         new InterfaceWindow( BRect( 50, 50, 400, 100 ),
 454                              VOUT_TITLE " (BeOS interface)", p_intf );
 455     if( p_intf->p_sys->p_window == 0 )
 456     {
 457         free( p_intf->p_sys );
 458         intf_ErrMsg( "error: cannot allocate memory for InterfaceWindow" );
 459         return( 1 );
 460     }
 461
 462     return( 0 );
 463 }
 464
 465 /*****************************************************************************
 466  * intf_Close: destroy dummy interface
 467  *****************************************************************************/
 468 static void intf_Close( intf_thread_t *p_intf )
 469 {
 470     /* Destroy the interface window */
 471     p_intf->p_sys->p_window->Lock();
 472     p_intf->p_sys->p_window->Quit();
 473
 474     /* Destroy structure */
 475     free( p_intf->p_sys );
 476 }
 477
 478
 479 /*****************************************************************************
 480  * intf_Run: event loop
 481  *****************************************************************************/
 482 static void intf_Run( intf_thread_t *p_intf )
 483 {
 484
 485         float progress;
 486         bool seekNeeded = false;
 487
 488     while( !p_intf->b_die )
 489     {
 490
 491         /* Manage core vlc functions through the callback */
 492         p_intf->pf_manage( p_intf );
 493
 494             /* Manage the slider */
 495             if( p_intf->p_input != NULL && p_intf->p_sys->p_window != NULL)
 496         {
 497             if (acquire_sem(p_intf->p_sys->p_window->fScrubSem) == B_OK)
 498                         {
 499                                 seekNeeded = true;
 500                         }
 501
 502                         if (seekNeeded)
 503             {
 504                 uint32 seekTo = (p_intf->p_sys->p_window->p_seek->Value() *
 505                                 p_intf->p_input->stream.p_selected_area->i_size) / 100;
 506                                 input_Seek( p_intf->p_input, seekTo );
 507                                 seekNeeded = false;
 508             }
 509                         else if (p_intf->p_sys->p_window->Lock())
 510             {
 511                     progress = (100. * p_intf->p_input->stream.p_selected_area->i_tell) /
 512                                         p_intf->p_input->stream.p_selected_area->i_size;
 513                     p_intf->p_sys->p_window->p_seek->SetValue(progress);
 514                     p_intf->p_sys->p_window->Unlock();
 515                 }
 516          }
 517
 518         /* Wait a bit */
 519         msleep( INTF_IDLE_SLEEP );
 520     }
 521 }
 522
 523 } /* extern "C" */