Change to the set out of the BeOS code to

allow more logical updates.

plugins/beos/InterfaceWindow.cpp

+/*****************************************************************************
+ * InterfaceWindow.cpp: beos interface
+ *****************************************************************************
+ * Copyright (C) 1999, 2000, 2001 VideoLAN
+ * $Id: InterfaceWindow.cpp,v 1.1 2001/06/02 09:42:26 tcastley Exp $
+ *
+ * Authors: Jean-Marc Dressler <polux@via.ecp.fr>
+ *          Samuel Hocevar <sam@zoy.org>
+ *          Tony Castley <tony@castley.net>
+ *          Richard Shepherd <richard@rshepherd.demon.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+#include "defs.h"
+
+ 
+/* System headers */
+#include <kernel/OS.h>
+#include <InterfaceKit.h>
+#include <AppKit.h>
+#include <StorageKit.h>
+#include <malloc.h>
+#include <scsi.h>
+#include <scsiprobe_driver.h>
+
+/* VLC headers */
+extern "C"
+{
+#include "config.h"
+#include "common.h"
+#include "threads.h"
+#include "mtime.h"
+#include "main.h"
+#include "tests.h"
+#include "stream_control.h"
+#include "input_ext-intf.h"
+#include "interface.h"
+#include "intf_msg.h"
+#include "intf_playlist.h"
+#include "audio_output.h"
+}
+
+/* BeOS interface headers */
+#include "MsgVals.h"
+#include "InterfaceWindow.h"
+#include "Bitmaps.h"
+#include "TransportButton.h"
+
+/*****************************************************************************
+ * InterfaceWindow
+ *****************************************************************************/
+
+InterfaceWindow::InterfaceWindow( BRect frame, const char *name,
+                                  intf_thread_t  *p_interface )
+    : BWindow( frame, name, B_FLOATING_WINDOW_LOOK, B_NORMAL_WINDOW_FEEL,
+               B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_WILL_ACCEPT_FIRST_CLICK
+                | B_ASYNCHRONOUS_CONTROLS )
+{
+    file_panel = NULL;
+    p_intf = p_interface;
+    BRect ButtonRect;
+    float xStart = 5.0;
+    float yStart = 20.0;
+
+    SetName( "interface" );
+    SetTitle(VOUT_TITLE " (BeOS interface)");
+    BRect rect(0, 0, 0, 0);
+
+    BMenuBar *menu_bar;
+    menu_bar = new BMenuBar(rect, "main menu");
+    AddChild( menu_bar );
+
+    BMenu *mFile;
+    BMenu *mAudio;
+    CDMenu *cd_menu;
+
+    BMenuItem *mItem;
+
+    menu_bar->AddItem( mFile = new BMenu( "File" ) );
+    menu_bar->ResizeToPreferred();
+    mFile->AddItem( mItem = new BMenuItem( "Open File" B_UTF8_ELLIPSIS,
+                                           new BMessage(OPEN_FILE), 'O') );
+    cd_menu = new CDMenu( "Open Disc" );
+    mFile->AddItem( cd_menu );
+    mFile->AddSeparatorItem();
+    mFile->AddItem( mItem = new BMenuItem( "About" B_UTF8_ELLIPSIS,
+                                       new BMessage(B_ABOUT_REQUESTED), 'A') );
+    mItem->SetTarget( be_app );
+    mFile->AddItem(mItem = new BMenuItem( "Quit",
+                                        new BMessage(B_QUIT_REQUESTED), 'Q') );
+
+    menu_bar->AddItem ( mAudio = new BMenu( "Audio" ) );
+    menu_bar->ResizeToPreferred();
+    mAudio->AddItem( new LanguageMenu( "Language", AUDIO_ES, p_intf ) );
+    mAudio->AddItem( new LanguageMenu( "Subtitles", SPU_ES, p_intf ) );
+
+
+    rect = Bounds();
+    rect.top += menu_bar->Bounds().IntegerHeight() + 1;
+
+    BBox* p_view;
+    p_view = new BBox( rect, NULL, B_FOLLOW_ALL, B_WILL_DRAW, B_PLAIN_BORDER );
+    p_view->SetViewColor( ui_color(B_PANEL_BACKGROUND_COLOR) );
+
+    /* Buttons */
+    /* Slow play */
+    ButtonRect.SetLeftTop(BPoint(xStart, yStart));
+    ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSkipButtonSize);
+    xStart += kRewindBitmapWidth;
+    TransportButton* p_slow = new TransportButton(ButtonRect, B_EMPTY_STRING,
+                                            kSkipBackBitmapBits,
+                                            kPressedSkipBackBitmapBits,
+                                            kDisabledSkipBackBitmapBits,
+                                            new BMessage(SLOWER_PLAY));
+    p_view->AddChild( p_slow );
+
+    /* Play Pause */
+    ButtonRect.SetLeftTop(BPoint(xStart, yStart));
+    ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kPlayButtonSize);
+    xStart += kPlayPauseBitmapWidth + 1.0;
+    PlayPauseButton* p_play = new PlayPauseButton(ButtonRect, B_EMPTY_STRING,
+                                            kPlayButtonBitmapBits,
+                                            kPressedPlayButtonBitmapBits,
+                                            kDisabledPlayButtonBitmapBits,
+                                            kPlayingPlayButtonBitmapBits,
+                                            kPressedPlayingPlayButtonBitmapBits,
+                                            kPausedPlayButtonBitmapBits,
+                                            kPressedPausedPlayButtonBitmapBits,
+                                            new BMessage(START_PLAYBACK));
+
+    p_view->AddChild( p_play );
+    /* p_play->SetPlaying(); */
+
+    /* Fast Foward */
+    ButtonRect.SetLeftTop(BPoint(xStart, yStart));
+    ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSkipButtonSize);
+    xStart += kRewindBitmapWidth;
+    TransportButton* p_fast = new TransportButton(ButtonRect, B_EMPTY_STRING,
+                                            kSkipForwardBitmapBits,
+                                            kPressedSkipForwardBitmapBits,
+                                            kDisabledSkipForwardBitmapBits,
+                                            new BMessage(FASTER_PLAY));
+    p_view->AddChild( p_fast );
+
+    /* Stop */
+    ButtonRect.SetLeftTop(BPoint(xStart, yStart));
+    ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kStopButtonSize);
+    xStart += kStopBitmapWidth;
+    TransportButton* p_stop = new TransportButton(ButtonRect, B_EMPTY_STRING,
+                                            kStopButtonBitmapBits,
+                                            kPressedStopButtonBitmapBits,
+                                            kDisabledStopButtonBitmapBits,
+                                            new BMessage(STOP_PLAYBACK));
+    p_view->AddChild( p_stop );
+
+    ButtonRect.SetLeftTop(BPoint(xStart + 5, yStart + 6));
+    ButtonRect.SetRightBottom(ButtonRect.LeftTop() + kSpeakerButtonSize);
+    xStart += kSpeakerIconBitmapWidth;
+
+    TransportButton* p_mute = new TransportButton(ButtonRect, B_EMPTY_STRING,
+                                            kSpeakerIconBits,
+                                            kPressedSpeakerIconBits,
+                                            kSpeakerIconBits,
+                                            new BMessage(VOLUME_MUTE));
+
+    p_view->AddChild( p_mute );
+
+    /* Seek Status */
+    rgb_color fill_color = {0,255,0};
+    p_seek = new SeekSlider(BRect(5,2,255,15), this, 0, 100,
+                        B_TRIANGLE_THUMB);
+    p_seek->SetValue(0);
+    p_seek->UseFillColor(true, &fill_color);
+    p_view->AddChild( p_seek );
+
+    /* Volume Slider */
+    p_vol = new MediaSlider(BRect(xStart,20,255,30), new BMessage(VOLUME_CHG),
+                            0, VOLUME_MAX);
+    p_vol->SetValue(VOLUME_DEFAULT);
+    p_vol->UseFillColor(true, &fill_color);
+    p_view->AddChild( p_vol );
+
+    /* Set size and Show */
+    AddChild( p_view );
+    ResizeTo(260,50 + menu_bar->Bounds().IntegerHeight()+1);
+    Show();
+}
+
+InterfaceWindow::~InterfaceWindow()
+{
+}
+
+/*****************************************************************************
+ * InterfaceWindow::MessageReceived
+ *****************************************************************************/
+void InterfaceWindow::MessageReceived( BMessage * p_message )
+{
+    int vol_val = p_vol->Value();    // remember the current volume
+    static int playback_status;      // remember playback state
+    int     i_index;
+    BAlert *alert;
+
+    Activate();
+
+    switch( p_message->what )
+    {
+    case B_ABOUT_REQUESTED:
+        alert = new BAlert(VOUT_TITLE, "BeOS " VOUT_TITLE "\n\n<www.videolan.org>", "Ok");
+        alert->Go();
+        break;
+
+    case OPEN_FILE:
+        if( file_panel )
+        {
+            file_panel->Show();
+            break;
+        }
+        file_panel = new BFilePanel();
+        file_panel->SetTarget( this );
+        file_panel->Show();
+        break;
+
+    case OPEN_DVD:
+        const char *psz_device;
+        char psz_source[ B_FILE_NAME_LENGTH + 4 ];
+        if( p_message->FindString("device", &psz_device) != B_ERROR )
+        {
+            snprintf( psz_source, B_FILE_NAME_LENGTH + 4,
+                      "dvd:%s", psz_device );
+            psz_source[ strlen(psz_source) ] = '\0';
+            intf_PlaylistAdd( p_main->p_playlist, PLAYLIST_END, (char*)psz_source );
+        }
+        break;
+
+    case STOP_PLAYBACK:
+        // this currently stops playback not nicely
+        if( p_intf->p_input != NULL )
+        {
+            // silence the sound, otherwise very horrible
+            vlc_mutex_lock( &p_aout_bank->lock );
+            for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+            {
+                p_aout_bank->pp_aout[i_index]->i_savedvolume = p_aout_bank->pp_aout[i_index]->i_volume;
+                p_aout_bank->pp_aout[i_index]->i_volume = 0;
+            }
+            vlc_mutex_unlock( &p_aout_bank->lock );
+            snooze( 400000 );
+
+            /* end playing item */
+            p_intf->p_input->b_eof = 1;
+            
+            /* update playlist */
+            vlc_mutex_lock( &p_main->p_playlist->change_lock );
+            p_main->p_playlist->i_index--;
+            p_main->p_playlist->b_stopped = 1;
+            vlc_mutex_unlock( &p_main->p_playlist->change_lock );
+        }
+        break;
+
+    case START_PLAYBACK:
+        /*  starts playing in normal mode */
+/*        if (p_intf->p_input != NULL )
+
+            if (p_main->p_aout != NULL)
+            {
+                p_main->p_aout->i_vol = vol_val;
+            }
+            snooze(400000);
+            input_SetStatus(p_intf->p_input, INPUT_STATUS_PLAY);
+            playback_status = PLAYING;
+        }
+        break;
+*/
+
+    case PAUSE_PLAYBACK:
+        /* toggle between pause and play */
+        if( p_intf->p_input != NULL )
+        {
+            /* pause if currently playing */
+            if( playback_status == PLAYING )
+            {
+                /* mute the sound */
+                vlc_mutex_lock( &p_aout_bank->lock );
+                for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+                {
+                    p_aout_bank->pp_aout[i_index]->i_savedvolume =
+                                       p_aout_bank->pp_aout[i_index]->i_volume;
+                    p_aout_bank->pp_aout[i_index]->i_volume = 0;
+                }
+                vlc_mutex_unlock( &p_aout_bank->lock );
+                
+                /* pause the movie */
+                input_SetStatus( p_intf->p_input, INPUT_STATUS_PAUSE );
+                vlc_mutex_lock( &p_main->p_playlist->change_lock );
+                p_main->p_playlist->b_stopped = 0;
+                vlc_mutex_unlock( &p_main->p_playlist->change_lock );
+                playback_status = PAUSED;
+            }
+            else
+            {
+                /* Play after pausing */
+                /* Restore the volume */
+                vlc_mutex_lock( &p_aout_bank->lock );
+                for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+                {
+                    p_aout_bank->pp_aout[i_index]->i_volume =
+                                  p_aout_bank->pp_aout[i_index]->i_savedvolume;
+                    p_aout_bank->pp_aout[i_index]->i_savedvolume = 0;
+                }
+                vlc_mutex_unlock( &p_aout_bank->lock );
+                snooze( 400000 );
+                
+                /* Start playing */
+                input_SetStatus( p_intf->p_input, INPUT_STATUS_PLAY );
+                p_main->p_playlist->b_stopped = 0;
+                playback_status = PLAYING;
+            }
+        }
+        else
+        {
+            /* Play a new file */
+            vlc_mutex_lock( &p_main->p_playlist->change_lock );
+            if( p_main->p_playlist->b_stopped )
+            {
+                if( p_main->p_playlist->i_size )
+                {
+                    vlc_mutex_unlock( &p_main->p_playlist->change_lock );
+                    intf_PlaylistJumpto( p_main->p_playlist, 
+                                         p_main->p_playlist->i_index );
+                    playback_status = PLAYING;
+                }
+                else
+                {
+                    vlc_mutex_unlock( &p_main->p_playlist->change_lock );
+                }
+            }
+        }    
+        break;
+
+    case FASTER_PLAY:
+        /* cycle the fast playback modes */
+        if( p_intf->p_input != NULL )
+        {
+            /* mute the sound */
+            vlc_mutex_lock( &p_aout_bank->lock );
+            for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+            {
+                p_aout_bank->pp_aout[i_index]->i_savedvolume =
+                                       p_aout_bank->pp_aout[i_index]->i_volume;
+                p_aout_bank->pp_aout[i_index]->i_volume = 0;
+            }
+            vlc_mutex_unlock( &p_aout_bank->lock );
+            snooze( 400000 );
+
+            /* change the fast play mode */
+            input_SetStatus( p_intf->p_input, INPUT_STATUS_FASTER );
+            vlc_mutex_lock( &p_main->p_playlist->change_lock );
+            p_main->p_playlist->b_stopped = 0;
+            vlc_mutex_unlock( &p_main->p_playlist->change_lock );
+        }
+        break;
+
+    case SLOWER_PLAY:
+        /*  cycle the slow playback modes */
+        if (p_intf->p_input != NULL )
+        {
+            /* mute the sound */
+            vlc_mutex_lock( &p_aout_bank->lock );
+            for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+            {
+                p_aout_bank->pp_aout[i_index]->i_savedvolume =
+                                       p_aout_bank->pp_aout[i_index]->i_volume;
+                p_aout_bank->pp_aout[i_index]->i_volume = 0;
+            }
+            vlc_mutex_unlock( &p_aout_bank->lock );
+            snooze( 400000 );
+
+            /* change the slower play */
+            input_SetStatus( p_intf->p_input, INPUT_STATUS_SLOWER );
+            vlc_mutex_lock( &p_main->p_playlist->change_lock );
+            p_main->p_playlist->b_stopped = 0;
+            vlc_mutex_unlock( &p_main->p_playlist->change_lock );
+        }
+        break;
+
+    case SEEK_PLAYBACK:
+        /* handled by semaphores */
+        break;
+
+    case VOLUME_CHG:
+        /* adjust the volume */
+        vlc_mutex_lock( &p_aout_bank->lock );
+        for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+        {
+            if( p_aout_bank->pp_aout[i_index]->i_savedvolume )
+            {
+                p_aout_bank->pp_aout[i_index]->i_savedvolume = vol_val;
+            }
+            else
+            {
+                p_aout_bank->pp_aout[i_index]->i_volume = vol_val;
+            }
+        }
+        vlc_mutex_unlock( &p_aout_bank->lock );
+        break;
+
+    case VOLUME_MUTE:
+        /* toggle muting */
+        vlc_mutex_lock( &p_aout_bank->lock );
+        for( i_index = 0 ; i_index < p_aout_bank->i_count ; i_index++ )
+        {
+            if( p_aout_bank->pp_aout[i_index]->i_savedvolume )
+            {
+                p_aout_bank->pp_aout[i_index]->i_volume =
+                                  p_aout_bank->pp_aout[i_index]->i_savedvolume;
+                p_aout_bank->pp_aout[i_index]->i_savedvolume = 0;
+            }
+            else
+            {
+                p_aout_bank->pp_aout[i_index]->i_savedvolume =
+                                       p_aout_bank->pp_aout[i_index]->i_volume;
+                p_aout_bank->pp_aout[i_index]->i_volume = 0;
+            }
+        }
+        vlc_mutex_unlock( &p_aout_bank->lock );
+        break;
+
+    case SELECT_CHANNEL:
+        {
+            int32 i = p_message->FindInt32( "channel" );
+            if ( i == -1 )
+            {
+                input_ChangeES( p_intf->p_input, NULL, AUDIO_ES );
+            }
+            else
+            {
+                input_ChangeES( p_intf->p_input,
+                        p_intf->p_input->stream.pp_es[i], AUDIO_ES );
+            }
+        }
+        break;
+
+    case SELECT_SUBTITLE:
+        {
+            int32 i = p_message->FindInt32( "subtitle" );
+            if ( i == -1 )
+            {
+                input_ChangeES( p_intf->p_input, NULL, SPU_ES);
+            }
+            else
+            {
+                input_ChangeES( p_intf->p_input,
+                        p_intf->p_input->stream.pp_es[i], SPU_ES );
+            }
+        }
+        break;
+
+    case B_REFS_RECEIVED:
+    case B_SIMPLE_DATA:
+        {
+            entry_ref ref;
+            if( p_message->FindRef( "refs", &ref ) == B_OK )
+            {
+                BPath path( &ref );
+                intf_PlaylistAdd( p_main->p_playlist,
+                                  PLAYLIST_END, (char*)path.Path() );
+             }
+        }
+        break;
+
+    default:
+        BWindow::MessageReceived( p_message );
+        break;
+    }
+}
+
+/*****************************************************************************
+ * InterfaceWindow::updateInterface
+ *****************************************************************************/
+void InterfaceWindow::updateInterface()
+{
+    float progress;
+    bool seekNeeded = false;
+
+    if( acquire_sem(fScrubSem) == B_OK )
+    {
+        seekNeeded = true;
+    }
+    if( seekNeeded )
+    {
+        uint32 seekTo = (p_seek->Value() *
+                    p_intf->p_input->stream.p_selected_area->i_size) / 100;
+        input_Seek( p_intf->p_input, seekTo );
+        seekNeeded = false;
+    }
+    else if( Lock() )
+    {
+        progress = (100. * p_intf->p_input->stream.p_selected_area->i_tell) /
+                    p_intf->p_input->stream.p_selected_area->i_size;
+        p_seek->SetValue(progress);
+        Unlock();
+    }
+}
+
+/*****************************************************************************
+ * InterfaceWindow::QuitRequested
+ *****************************************************************************/
+bool InterfaceWindow::QuitRequested()
+{
+    p_intf->b_die = 1;
+
+    return( false );
+}
+
+/*****************************************************************************
+ * CDMenu::CDMenu
+ *****************************************************************************/
+CDMenu::CDMenu(const char *name)
+      : BMenu(name)
+{
+}
+
+/*****************************************************************************
+ * CDMenu::~CDMenu
+ *****************************************************************************/
+CDMenu::~CDMenu()
+{
+}
+
+/*****************************************************************************
+ * CDMenu::AttachedToWindow
+ *****************************************************************************/
+void CDMenu::AttachedToWindow(void)
+{
+    while (RemoveItem((long int)0) != NULL);  // remove all items
+    GetCD("/dev/disk");
+    BMenu::AttachedToWindow();
+}
+
+/*****************************************************************************
+ * CDMenu::GetCD
+ *****************************************************************************/
+int CDMenu::GetCD( const char *directory )
+{
+    int i_dev;
+    BDirectory dir;
+    dir.SetTo( directory );
+
+    if( dir.InitCheck() != B_NO_ERROR )
+    {
+        return B_ERROR;
+    }
+
+    dir.Rewind();
+    BEntry entry;
+
+    while( dir.GetNextEntry(&entry) >= 0 )
+    {
+        const char *name;
+        entry_ref e;
+        BPath path;
+
+        if( entry.GetPath(&path) != B_NO_ERROR )
+        {
+            continue;
+        }
+
+        name = path.Path();
+
+        if( entry.GetRef(&e) != B_NO_ERROR )
+        {
+            continue;
+        }
+
+        if( entry.IsDirectory() )
+        {
+            if( strcmp(e.name, "floppy") == 0 )
+            {
+                continue; // ignore floppy (it is not silent)
+            }
+
+            i_dev = GetCD( name );
+
+            if( i_dev >= 0 )
+            {
+                return i_dev;
+            }
+        }
+        else
+        {
+            device_geometry g;
+            status_t m;
+
+            if( strcmp(e.name, "raw") != 0 )
+            {
+                continue; // ignore partitions
+            }
+
+            i_dev = open( name, O_RDONLY );
+
+            if( i_dev < 0 )
+            {
+                continue;
+            }
+
+            if( ioctl(i_dev, B_GET_GEOMETRY, &g, sizeof(g)) >= 0 )