intf.m

uclinux 下的vlc播放器源代码

    i_key = config_GetInt( p_intf, "key-next" );
    [o_mi_next setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_next setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-jump+short" );
    [o_mi_fwd setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_fwd setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-jump-short" );
    [o_mi_bwd setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_bwd setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-jump+medium" );
    [o_mi_fwd1m setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_fwd1m setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-jump-medium" );
    [o_mi_bwd1m setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_bwd1m setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-jump+long" );
    [o_mi_fwd5m setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_fwd5m setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-jump-long" );
    [o_mi_bwd5m setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_bwd5m setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-vol-up" );
    [o_mi_vol_up setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_vol_up setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-vol-down" );
    [o_mi_vol_down setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_vol_down setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-vol-mute" );
    [o_mi_mute setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_mute setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-fullscreen" );
    [o_mi_fullscreen setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_fullscreen setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
    i_key = config_GetInt( p_intf, "key-snapshot" );
    [o_mi_snapshot setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
    [o_mi_snapshot setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];

    var_Create( p_intf, "intf-change", VLC_VAR_BOOL );

    [self setSubmenusEnabled: FALSE];
    [self manageVolumeSlider];
    [o_window setDelegate: self];
    
    if( [o_window frame].size.height <= 200 )
    {
        b_small_window = YES;
        [o_window setFrame: NSMakeRect( [o_window frame].origin.x,
            [o_window frame].origin.y, [o_window frame].size.width,
            [o_window minSize].height ) display: YES animate:YES];
        [o_playlist_view setAutoresizesSubviews: NO];
    }
    else
    {
        b_small_window = NO;
        [o_playlist_view setFrame: NSMakeRect( 10, 10, [o_window frame].size.width - 20, [o_window frame].size.height - 105 )];
        [o_playlist_view setNeedsDisplay:YES];
        [o_playlist_view setAutoresizesSubviews: YES];
        [[o_window contentView] addSubview: o_playlist_view];
    }
    [self updateTogglePlaylistState];

    o_size_with_playlist = [o_window frame].size;

    p_playlist = (playlist_t *) vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );

    if( p_playlist )
    {
        /* Check if we need to start playing */
        if( p_intf->b_play )
        {
            playlist_LockControl( p_playlist, PLAYLIST_AUTOPLAY );
        }
        var_Create( p_playlist, "fullscreen", VLC_VAR_BOOL | VLC_VAR_DOINHERIT);
        val.b_bool = VLC_FALSE;

        var_AddCallback( p_playlist, "fullscreen", FullscreenChanged, self);
        var_AddCallback( p_playlist, "intf-show", ShowController, self);

        [o_embedded_window setFullscreen: var_GetBool( p_playlist,
                                                            "fullscreen" )];
        vlc_object_release( p_playlist );
    }
    
    var_Create( p_intf, "interaction", VLC_VAR_ADDRESS );
    var_AddCallback( p_intf, "interaction", InteractCallback, self );
    p_intf->b_interaction = VLC_TRUE;

    /* update the playmode stuff */
    p_intf->p_sys->b_playmode_update = VLC_TRUE;
    
    nib_main_loaded = TRUE;
}

- (void)initStrings
{
    [o_window setTitle: _NS("VLC - Controller")];
    [self setScrollField:_NS("VLC media player") stopAfter:-1];

    /* button controls */
    [o_btn_prev setToolTip: _NS("Previous")];
    [o_btn_rewind setToolTip: _NS("Rewind")];
    [o_btn_play setToolTip: _NS("Play")];
    [o_btn_stop setToolTip: _NS("Stop")];
    [o_btn_ff setToolTip: _NS("Fast Forward")];
    [o_btn_next setToolTip: _NS("Next")];
    [o_btn_fullscreen setToolTip: _NS("Fullscreen")];
    [o_volumeslider setToolTip: _NS("Volume")];
    [o_timeslider setToolTip: _NS("Position")];
    [o_btn_playlist setToolTip: _NS("Playlist")];

    /* messages panel */
    [o_msgs_panel setTitle: _NS("Messages")];
    [o_msgs_btn_crashlog setTitle: _NS("Open CrashLog")];

    /* main menu */
    [o_mi_about setTitle: [_NS("About VLC media player") \
        stringByAppendingString: @"..."]];
    [o_mi_checkForUpdate setTitle: _NS("Check for Update...")];
    [o_mi_prefs setTitle: _NS("Preferences...")];
    [o_mi_add_intf setTitle: _NS("Add Interface")];
    [o_mu_add_intf setTitle: _NS("Add Interface")];
    [o_mi_services setTitle: _NS("Services")];
    [o_mi_hide setTitle: _NS("Hide VLC")];
    [o_mi_hide_others setTitle: _NS("Hide Others")];
    [o_mi_show_all setTitle: _NS("Show All")];
    [o_mi_quit setTitle: _NS("Quit VLC")];

    [o_mu_file setTitle: _ANS("1:File")];
    [o_mi_open_generic setTitle: _NS("Open File...")];
    [o_mi_open_file setTitle: _NS("Quick Open File...")];
    [o_mi_open_disc setTitle: _NS("Open Disc...")];
    [o_mi_open_net setTitle: _NS("Open Network...")];
    [o_mi_open_recent setTitle: _NS("Open Recent")];
    [o_mi_open_recent_cm setTitle: _NS("Clear Menu")];
    [o_mi_open_wizard setTitle: _NS("Streaming/Exporting Wizard...")];

    [o_mu_edit setTitle: _NS("Edit")];
    [o_mi_cut setTitle: _NS("Cut")];
    [o_mi_copy setTitle: _NS("Copy")];
    [o_mi_paste setTitle: _NS("Paste")];
    [o_mi_clear setTitle: _NS("Clear")];
    [o_mi_select_all setTitle: _NS("Select All")];

    [o_mu_controls setTitle: _NS("Playback")];
    [o_mi_play setTitle: _NS("Play")];
    [o_mi_stop setTitle: _NS("Stop")];
    [o_mi_faster setTitle: _NS("Faster")];
    [o_mi_slower setTitle: _NS("Slower")];
    [o_mi_previous setTitle: _NS("Previous")];
    [o_mi_next setTitle: _NS("Next")];
    [o_mi_random setTitle: _NS("Random")];
    [o_mi_repeat setTitle: _NS("Repeat One")];
    [o_mi_loop setTitle: _NS("Repeat All")];
    [o_mi_fwd setTitle: _NS("Step Forward")];
    [o_mi_bwd setTitle: _NS("Step Backward")];

    [o_mi_program setTitle: _NS("Program")];
    [o_mu_program setTitle: _NS("Program")];
    [o_mi_title setTitle: _NS("Title")];
    [o_mu_title setTitle: _NS("Title")];
    [o_mi_chapter setTitle: _NS("Chapter")];
    [o_mu_chapter setTitle: _NS("Chapter")];

    [o_mu_audio setTitle: _NS("Audio")];
    [o_mi_vol_up setTitle: _NS("Volume Up")];
    [o_mi_vol_down setTitle: _NS("Volume Down")];
    [o_mi_mute setTitle: _NS("Mute")];
    [o_mi_audiotrack setTitle: _NS("Audio Track")];
    [o_mu_audiotrack setTitle: _NS("Audio Track")];
    [o_mi_channels setTitle: _NS("Audio Channels")];
    [o_mu_channels setTitle: _NS("Audio Channels")];
    [o_mi_device setTitle: _NS("Audio Device")];
    [o_mu_device setTitle: _NS("Audio Device")];
    [o_mi_visual setTitle: _NS("Visualizations")];
    [o_mu_visual setTitle: _NS("Visualizations")];

    [o_mu_video setTitle: _NS("Video")];
    [o_mi_half_window setTitle: _NS("Half Size")];
    [o_mi_normal_window setTitle: _NS("Normal Size")];
    [o_mi_double_window setTitle: _NS("Double Size")];
    [o_mi_fittoscreen setTitle: _NS("Fit to Screen")];
    [o_mi_fullscreen setTitle: _NS("Fullscreen")];
    [o_mi_floatontop setTitle: _NS("Float on Top")];
    [o_mi_snapshot setTitle: _NS("Snapshot")];
    [o_mi_videotrack setTitle: _NS("Video Track")];
    [o_mu_videotrack setTitle: _NS("Video Track")];
    [o_mi_aspect_ratio setTitle: _NS("Aspect-ratio")];
    [o_mu_aspect_ratio setTitle: _NS("Aspect-ratio")];
    [o_mi_crop setTitle: _NS("Crop")];
    [o_mu_crop setTitle: _NS("Crop")];
    [o_mi_screen setTitle: _NS("Video Device")];
    [o_mu_screen setTitle: _NS("Video Device")];
    [o_mi_subtitle setTitle: _NS("Subtitles Track")];
    [o_mu_subtitle setTitle: _NS("Subtitles Track")];
    [o_mi_deinterlace setTitle: _NS("Deinterlace")];
    [o_mu_deinterlace setTitle: _NS("Deinterlace")];
    [o_mi_ffmpeg_pp setTitle: _NS("Post processing")];
    [o_mu_ffmpeg_pp setTitle: _NS("Post processing")];

    [o_mu_window setTitle: _NS("Window")];
    [o_mi_minimize setTitle: _NS("Minimize Window")];
    [o_mi_close_window setTitle: _NS("Close Window")];
    [o_mi_controller setTitle: _NS("Controller")];
    [o_mi_equalizer setTitle: _NS("Equalizer")];
    [o_mi_extended setTitle: _NS("Extended Controls")];
    [o_mi_bookmarks setTitle: _NS("Bookmarks")];
    [o_mi_playlist setTitle: _NS("Playlist")];
    [o_mi_info setTitle: _NS("Information")];
    [o_mi_messages setTitle: _NS("Messages")];

    [o_mi_bring_atf setTitle: _NS("Bring All to Front")];

    [o_mu_help setTitle: _NS("Help")];
    [o_mi_readme setTitle: _NS("ReadMe...")];
    [o_mi_documentation setTitle: _NS("Online Documentation")];
    [o_mi_reportabug setTitle: _NS("Report a Bug")];
    [o_mi_website setTitle: _NS("VideoLAN Website")];
    [o_mi_license setTitle: _NS("License")];
    [o_mi_donation setTitle: _NS("Make a donation")];
    [o_mi_forum setTitle: _NS("Online Forum")];

    /* dock menu */
    [o_dmi_play setTitle: _NS("Play")];
    [o_dmi_stop setTitle: _NS("Stop")];
    [o_dmi_next setTitle: _NS("Next")];
    [o_dmi_previous setTitle: _NS("Previous")];
    [o_dmi_mute setTitle: _NS("Mute")];
    
    /* vout menu */
    [o_vmi_play setTitle: _NS("Play")];
    [o_vmi_stop setTitle: _NS("Stop")];
    [o_vmi_prev setTitle: _NS("Previous")];
    [o_vmi_next setTitle: _NS("Next")];
    [o_vmi_volup setTitle: _NS("Volume Up")];
    [o_vmi_voldown setTitle: _NS("Volume Down")];
    [o_vmi_mute setTitle: _NS("Mute")];
    [o_vmi_fullscreen setTitle: _NS("Fullscreen")];
    [o_vmi_snapshot setTitle: _NS("Snapshot")];

    /* error panel */
    [o_error setTitle: _NS("Error")];
    [o_err_lbl setStringValue: _NS("An error has occurred which probably " \
        "prevented the proper execution of the program:")];
    [o_err_bug_lbl setStringValue: _NS("If you believe that it is a bug, " \
        "please follow the instructions at:")];
    [o_err_btn_msgs setTitle: _NS("Open Messages Window")];
    [o_err_btn_dismiss setTitle: _NS("Dismiss")];
    [o_err_ckbk_surpress setTitle: _NS("Do not display further errors")];

    [o_info_window setTitle: _NS("Information")];
}

- (void)applicationWillFinishLaunching:(NSNotification *)o_notification
{
    o_msg_lock = [[NSLock alloc] init];
    o_msg_arr = [[NSMutableArray arrayWithCapacity: 200] retain];

    o_img_play = [[NSImage imageNamed: @"play"] retain];
    o_img_play_pressed = [[NSImage imageNamed: @"play_blue"] retain];
    o_img_pause = [[NSImage imageNamed: @"pause"] retain];
    o_img_pause_pressed = [[NSImage imageNamed: @"pause_blue"] retain];

    [p_intf->p_sys->o_sendport setDelegate: self];
    [[NSRunLoop currentRunLoop]
        addPort: p_intf->p_sys->o_sendport
        forMode: NSDefaultRunLoopMode];

    [NSTimer scheduledTimerWithTimeInterval: 0.5
        target: self selector: @selector(manageIntf:)
        userInfo: nil repeats: FALSE];

    [NSThread detachNewThreadSelector: @selector(manage)
        toTarget: self withObject: nil];

    [o_controls setupVarMenuItem: o_mi_add_intf target: (vlc_object_t *)p_intf
        var: "intf-add" selector: @selector(toggleVar:)];

    vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_LOW );
}

- (BOOL)application:(NSApplication *)o_app openFile:(NSString *)o_filename
{
    NSDictionary *o_dic = [NSDictionary dictionaryWithObjectsAndKeys: o_filename, @"ITEM_URL", nil];
    [o_playlist appendArray:
        [NSArray arrayWithObject: o_dic] atPos: -1 enqueue: NO];

    return( TRUE );
}

- (NSString *)localizedString:(char *)psz
{
    NSString * o_str = nil;

    if( psz != NULL )
    {
        o_str = [[[NSString alloc] initWithUTF8String: psz] autorelease];

        if ( o_str == NULL )
        {
            msg_Err( VLCIntf, "could not translate: %s", psz );
            return( @"" );
        }
    }
    else
    {
        msg_Warn( VLCIntf, "can't translate empty strings" );
        return( @"" );
    }

    return( o_str );
}

/* Listen to the remote in exclusive mode, only when VLC is the active
   application */
- (void)applicationDidBecomeActive:(NSNotification *)aNotification
{
    [o_remote startListening: self];
}
- (void)applicationDidResignActive:(NSNotification *)aNotification
{
    [o_remote stopListening: self];
}

/* Helper method for the remote control interface in order to trigger forward/backward
   as long as the user holds the left/right button */
- (void) triggerMovieStepForRemoteButton: (NSNumber*) buttonIdentifierNumber 
{
    if (b_left_right_remote_button_hold) {
        switch([buttonIdentifierNumber intValue]) {
            case kRemoteButtonRight_Hold:       
                [o_controls forward: self];
            break;
            case kRemoteButtonLeft_Hold:
                [o_controls backward: self];
            break;          
        }
        if (b_left_right_remote_button_hold) {
            /* trigger event */
            [self performSelector:@selector(triggerMovieStepForRemoteButton:) 
                       withObject:buttonIdentifierNumber
                       afterDelay:0.25];         
        }
    }
}

/* Apple Remote callback */
- (void)appleRemoteButton:(AppleRemoteEventIdentifier)buttonIdentifier
    pressedDown:(BOOL)pressedDown
{
    switch( buttonIdentifier )
    {
        case kRemoteButtonPlay:
            [o_controls play: self];
            break;
        case kRemoteButtonVolume_Plus:
            /* there are two events when the plus or minus button is pressed
               one when the button is pressed down and one when the button is released */
            if( pressedDown )
            {
                [o_controls volumeUp: self];
            }
            break;
        case kRemoteButtonVolume_Minus:
            /* there are two events when the plus or minus button is pressed
               one when the button is pressed down and one when the button is released */
            if( pressedDown )
            {
                [o_controls volumeDown: self];
            }
            break;
        case kRemoteButtonRight:
            [o_controls next: self];
            break;
        case kRemoteButtonLeft:
            [o_controls prev: self];
            break;
        case kRemoteButtonRight_Hold:
        case kRemoteButtonLeft_Hold:
            /* simulate an event as long as the user holds the button */
            b_left_right_remote_button_hold = pressedDown;
            if( pressedDown )
            {                
                NSNumber* buttonIdentifierNumber = [NSNumber numberWithInt: buttonIdentifier];	
                [self performSelector:@selector(triggerMovieStepForRemoteButton:) 
                           withObject:buttonIdentifierNumber];
            }
            break;
        case kRemoteButtonMenu:
            [o_controls windowAction: self];
            break;
        default:
            /* Add here whatever you want other buttons to do */
            break;