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 1.12 2001/03/04 16:20:16 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("VideoLan Client for BeOS");
 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                         p_main->p_aout->vol = 0;
 208                         snooze(400000);
 209                         input_SetStatus(p_intf->p_input, INPUT_STATUS_END);
 210                 }
 211         break;
 212         case START_PLAYBACK:
 213                 // starts playing in normal mode
 214 //              if (p_intf->p_input != NULL )
 215 //              {
 216 //                      p_main->p_aout->vol = vol_val;
 217 //                      snooze(400000);
 218 //                      input_SetStatus(p_intf->p_input, INPUT_STATUS_PLAY);
 219 //                      playback_status = PLAYING;
 220 //              }
 221 //              break;
 222         case PAUSE_PLAYBACK:
 223                 // pause the playback
 224                 if (p_intf->p_input != NULL )
 225                 {
 226                         // mute the volume if currently playing
 227                         if (playback_status == PLAYING)
 228                         {
 229                                 p_main->p_aout->vol = 0;
 230                                 playback_status = PAUSED;
 231                         }
 232                         else
 233                         // restore the volume
 234                         {
 235                                 p_main->p_aout->vol = vol_val;
 236                                 playback_status = PLAYING;
 237                         }
 238                         snooze(400000);
 239                         input_SetStatus(p_intf->p_input, INPUT_STATUS_PAUSE);
 240                 }
 241                 break;
 242         case FASTER_PLAY:
 243                 // cycle the fast playback modes
 244                 if (p_intf->p_input != NULL )
 245                 {
 246                         p_main->p_aout->vol = 0;
 247                         snooze(400000);
 248                         input_SetStatus(p_intf->p_input, INPUT_STATUS_FASTER);
 249                 }
 250                 break;
 251         case SLOWER_PLAY:
 252                 // cycle the slow playback modes
 253                 if (p_intf->p_input != NULL )
 254                 {
 255                         p_main->p_aout->vol = 0;
 256                         snooze(400000);
 257                         input_SetStatus(p_intf->p_input, INPUT_STATUS_SLOWER);
 258                 }
 259                 break;
 260         case SEEK_PLAYBACK:
 261                 // handled by semaphores;
 262 /*          if( p_intf->p_input != NULL )
 263             {
 264                 float new_position;
 265                     if (p_message->FindFloat("be:value", &new_position) == B_OK)
 266                     {
 267                         printf("%e\n", new_position);
 268                         input_Seek( p_intf->p_input, new_position * 100 );
 269                     }
 270             } */
 271                 break;
 272         case VOLUME_CHG:
 273                 // adjust the volume
 274         if (p_main->p_aout != NULL)
 275         {
 276                         p_main->p_aout->vol = vol_val;
 277                 }
 278                 break;
 279         case VOLUME_MUTE:
 280                 // mute
 281         if (p_main->p_aout != NULL)
 282             {
 283                         if (p_mute->Value() == B_CONTROL_OFF)
 284                         {
 285                                 p_main->p_aout->vol = vol_val;
 286                         }
 287                         else
 288                         {
 289                                 p_main->p_aout->vol = 0;
 290                         }
 291                 }
 292                 break;
 293         case SELECT_CHANNEL:
 294                 break;
 295     case B_SIMPLE_DATA:
 296         {
 297             entry_ref ref;
 298             if( p_message->FindRef( "refs", &ref ) == B_OK )
 299             {
 300                 BPath path( &ref );
 301                 char * psz_name = strdup(path.Path());
 302                 intf_WarnMsg( 1, "intf: dropped text/uri-list data `%s'",
 303                               psz_name );
 304                 intf_PlstAdd( p_main->p_playlist, PLAYLIST_END, psz_name );
 305             }
 306
 307         }
 308         break;
 309     default:
 310         BWindow::MessageReceived( p_message );
 311         break;
 312     }
 313 }
 314
 315 /*****************************************************************************
 316  * InterfaceWindow::QuitRequested
 317  *****************************************************************************/
 318
 319 bool InterfaceWindow::QuitRequested()
 320 {
 321     p_intf->b_die = 1;
 322
 323     return( false );
 324 }
 325
 326 /*****************************************************************************
 327  * SeekSlider
 328  *****************************************************************************/
 329 SeekSlider::SeekSlider(BRect frame,
 330                                 InterfaceWindow *owner,
 331                                 int32 minValue,
 332                                 int32 maxValue,
 333                                 thumb_style thumbType = B_TRIANGLE_THUMB)
 334                         :BSlider(frame, B_EMPTY_STRING, B_EMPTY_STRING,
 335                                         NULL, minValue, maxValue, thumbType)
 336 {
 337         fOwner = owner;
 338         fMouseDown = false;
 339 }
 340
 341 SeekSlider::~SeekSlider()
 342 {
 343 }
 344
 345 /*****************************************************************************
 346  * SeekSlider::MouseDown
 347  *****************************************************************************/
 348 void SeekSlider::MouseDown(BPoint where)
 349 {
 350         BSlider::MouseDown(where);
 351         fOwner->fScrubSem = create_sem(1, "Vlc::fScrubSem");
 352         fMouseDown = true;
 353 }
 354
 355 /*****************************************************************************
 356  * SeekSlider::MouseUp
 357  *****************************************************************************/
 358 void SeekSlider::MouseMoved(BPoint where, uint32 code, const BMessage *message)
 359 {
 360         BSlider::MouseMoved(where, code, message);
 361         if (!fMouseDown)
 362                 return;
 363         release_sem(fOwner->fScrubSem);
 364 }
 365
 366 /*****************************************************************************
 367  * SeekSlider::MouseUp
 368  *****************************************************************************/
 369 void SeekSlider::MouseUp(BPoint where)
 370 {
 371         BSlider::MouseUp(where);
 372         delete_sem(fOwner->fScrubSem);
 373         fOwner->fScrubSem = B_ERROR;
 374         fMouseDown = false;
 375 }
 376
 377
 378 extern "C"
 379 {
 380
 381 /*****************************************************************************
 382  * Local prototypes.
 383  *****************************************************************************/
 384 static int  intf_Probe     ( probedata_t *p_data );
 385 static int  intf_Open      ( intf_thread_t *p_intf );
 386 static void intf_Close     ( intf_thread_t *p_intf );
 387 static void intf_Run       ( intf_thread_t *p_intf );
 388
 389 /*****************************************************************************
 390  * Functions exported as capabilities. They are declared as static so that
 391  * we don't pollute the namespace too much.
 392  *****************************************************************************/
 393 void _M( intf_getfunctions )( function_list_t * p_function_list )
 394 {
 395     p_function_list->pf_probe = intf_Probe;
 396     p_function_list->functions.intf.pf_open  = intf_Open;
 397     p_function_list->functions.intf.pf_close = intf_Close;
 398     p_function_list->functions.intf.pf_run   = intf_Run;
 399 }
 400
 401 /*****************************************************************************
 402  * intf_Probe: probe the interface and return a score
 403  *****************************************************************************
 404  * This function tries to initialize Gnome and returns a score to the
 405  * plugin manager so that it can select the best plugin.
 406  *****************************************************************************/
 407 static int intf_Probe( probedata_t *p_data )
 408 {
 409     if( TestMethod( INTF_METHOD_VAR, "beos" ) )
 410     {
 411         return( 999 );
 412     }
 413
 414     return( 100 );
 415 }
 416
 417 /*****************************************************************************
 418  * intf_Open: initialize interface
 419  *****************************************************************************/
 420 static int intf_Open( intf_thread_t *p_intf )
 421 {
 422     /* Allocate instance and initialize some members */
 423     p_intf->p_sys = (intf_sys_t*) malloc( sizeof( intf_sys_t ) );
 424     if( p_intf->p_sys == NULL )
 425     {
 426         intf_ErrMsg("error: %s", strerror(ENOMEM));
 427         return( 1 );
 428     }
 429     p_intf->p_sys->i_key = -1;
 430
 431     /* Create the interface window */
 432     p_intf->p_sys->p_window =
 433         new InterfaceWindow( BRect( 50, 50, 400, 100 ),
 434                              VOUT_TITLE " (BeOS interface)", p_intf );
 435     if( p_intf->p_sys->p_window == 0 )
 436     {
 437         free( p_intf->p_sys );
 438         intf_ErrMsg( "error: cannot allocate memory for InterfaceWindow" );
 439         return( 1 );
 440     }
 441
 442     return( 0 );
 443 }
 444
 445 /*****************************************************************************
 446  * intf_Close: destroy dummy interface
 447  *****************************************************************************/
 448 static void intf_Close( intf_thread_t *p_intf )
 449 {
 450     /* Destroy the interface window */
 451     p_intf->p_sys->p_window->Lock();
 452     p_intf->p_sys->p_window->Quit();
 453
 454     /* Destroy structure */
 455     free( p_intf->p_sys );
 456 }
 457
 458
 459 /*****************************************************************************
 460  * intf_Run: event loop
 461  *****************************************************************************/
 462 static void intf_Run( intf_thread_t *p_intf )
 463 {
 464
 465         float progress;
 466         bool seekNeeded = false;
 467
 468     while( !p_intf->b_die )
 469     {
 470
 471         /* Manage core vlc functions through the callback */
 472         p_intf->pf_manage( p_intf );
 473
 474             /* Manage the slider */
 475             if( p_intf->p_input != NULL && p_intf->p_sys->p_window != NULL)
 476         {
 477             if (acquire_sem(p_intf->p_sys->p_window->fScrubSem) == B_OK)
 478                         {
 479                                 seekNeeded = true;
 480                         }
 481
 482                         if (seekNeeded)
 483             {
 484                 uint32 seekTo = (p_intf->p_sys->p_window->p_seek->Value() *
 485                                 p_intf->p_input->stream.p_selected_area->i_size) / 100;
 486                                 input_Seek( p_intf->p_input, seekTo );
 487                                 seekNeeded = false;
 488             }
 489                         else if (p_intf->p_sys->p_window->Lock())
 490             {
 491                     progress = (100. * p_intf->p_input->stream.p_selected_area->i_tell) /
 492                                         p_intf->p_input->stream.p_selected_area->i_size;
 493                     p_intf->p_sys->p_window->p_seek->SetValue(progress);
 494                     p_intf->p_sys->p_window->Unlock();
 495                 }
 496          }
 497
 498         /* Wait a bit */
 499         msleep( INTF_IDLE_SLEEP );
 500     }
 501 }
 502
 503 } /* extern "C" */