wizard.m

uclinux 下的vlc播放器源代码

        "computers using the Microsoft MMS protocol. This protocol is used as " \
        "transport method by many Microsoft's softwares. Note that only a " \
        "small part of the MMS protocol is supported (MMS encapsulated in " \
        "HTTP)." ), nil];
    o_udp_uni = [NSArray arrayWithObjects: @"udp", @"UDP-Unicast", _NS("Enter " \
        "the address of the computer to stream to."), _NS("Use this to stream " \
        "to a single computer."), nil];
    o_udp_multi = [NSArray arrayWithObjects: @"udp", @"UDP-Multicast", _NS("Enter " \
        "the multicast address to stream to in this field. This must be an IP " \
        "address between 224.0.0.0 and 239.255.255.255. For a private use, " \
        "enter an address beginning with 239.255."), _NS("Use this to stream " \
        "to a dynamic group of computers on a multicast-enabled network. This " \
        "is the most efficient method to stream to several computers, but it " \
        "won't work over the Internet."), nil];
    o_rtp_uni = [NSArray arrayWithObjects: @"rtp", @"RTP-Unicast", _NS("Enter the " \
        "address of the computer to stream to.") , _NS("Use this to stream " \
        "to a single computer. RTP headers will be added to the stream"), nil];
    o_rtp_multi = [NSArray arrayWithObjects: @"rtp", @"RTP-Multicast", _NS("Enter " \
        "the multicast address to stream to in this field. This must be an IP " \
        "address between 224.0.0.0 and 239.255.255.255. For a private use, " \
        "enter an address beginning with 239.255."), _NS("Use this to stream " \
        "to a dynamic group of computers on a multicast-enabled network. This " \
        "is the most efficient method to stream to several computers, but it " \
        "won't work over Internet. RTP headers will be added to the stream"), nil];
    o_strmgMthds = [[NSArray alloc] initWithObjects: o_http, o_mms, \
        o_udp_uni, o_udp_multi, o_rtp_uni, o_rtp_multi, nil];
}

- (void)showWizard
{
    /* just present the window to the user */
    [o_wizard_window center];
    [o_wizard_window displayIfNeeded];
    [o_wizard_window makeKeyAndOrderFront:nil];
}

- (void)resetWizard
{
    /* get the current state of our setting to keep the selections or not */
    keepSettingsOrNot = (BOOL *)config_GetInt( VLCIntf, "macosx-wizard-keep" );

    /* go to the front page and clean up a bit */
    [o_userSelections removeAllObjects];
    [o_btn_forward setTitle: _NS("Next")];
    [o_tab_pageHolder selectFirstTabViewItem:self];

    
    if( keepSettingsOrNot )
        return;
    
    /* reset the wizard-window to its default values if wanted */
    [o_t1_matrix_strmgOrTrnscd selectCellAtRow:0 column:0];
    [[o_t1_matrix_strmgOrTrnscd cellAtRow:1 column:0] setState: NSOffState];

    /* "Input" */
    [o_t2_fld_pathToNewStrm setStringValue: @""];
    [o_t2_ckb_enblPartExtrct setState: NSOffState];
    [self t2_enableExtract:nil];
    [o_t2_matrix_inputSourceType selectCellAtRow:0 column:0];
    [[o_t2_matrix_inputSourceType cellAtRow:1 column:0] setState: NSOffState];
    [o_t2_fld_pathToNewStrm setEnabled:YES];
    [o_t2_btn_chooseFile setEnabled:YES];
    [o_t2_tbl_plst setEnabled:NO];

    /* "Streaming 1" */
    [o_t3_fld_address setStringValue: @""];
    [o_t3_matrix_stmgMhd selectCellAtRow:0 column:0];
    [[o_t3_matrix_stmgMhd cellAtRow:0 column:1] setState: NSOffState];
    [[o_t3_matrix_stmgMhd cellAtRow:1 column:1] setState: NSOffState];
    [[o_t3_matrix_stmgMhd cellAtRow:1 column:2] setState: NSOffState];

    /* "Transcode 1" */
    [o_t4_ckb_audio setState: NSOffState];
    [o_t4_ckb_video setState: NSOffState];
    [self t4_enblVidTrnscd:nil];
    [self t4_enblAudTrnscd:nil];

    /* "Streaming 2" */
    [o_t6_fld_ttl setStringValue: @"1"];
    [o_t6_ckb_sap setState: NSOffState];
    [self t6_enblSapAnnce:nil];

    /* "Transcode 2" */
    [o_t7_fld_filePath setStringValue: @""];
}

- (void)initStrings
{
    /* localise all strings to the users lang */
    /* method is called from intf.m (in method showWizard) */

    /* general items */
    [o_btn_backward setTitle: _NS("Back")];
    [o_btn_cancel setTitle: _NS("Cancel")];
    [o_btn_forward setTitle: _NS("Next")];
    [o_wizard_window setTitle: _NS("Streaming/Transcoding Wizard")];

    /* page one ("Hello") */
    [o_t1_txt_title setStringValue: _NS("Streaming/Transcoding Wizard")];
    [o_t1_txt_text setStringValue: _NS("This wizard allows to configure " \
        "simple streaming or transcoding setups.")];
    [o_t1_btn_mrInfo_strmg setTitle: _NS("More Info")];
    [o_t1_btn_mrInfo_trnscd setTitle: _NS("More Info")];
    [o_t1_txt_notice setStringValue: _NS("This wizard only gives access to " \
        "a small subset of VLC's streaming and transcoding capabilities. " \
        "The Open and 'Saving/Streaming' dialogs will give access to more " \
        "features.")];
    [[o_t1_matrix_strmgOrTrnscd cellAtRow:0 column:0] setTitle: _NS("Stream " \
        "to network")];
    [[o_t1_matrix_strmgOrTrnscd cellAtRow:1 column:0] setTitle: _NS("" \
        "Transcode/Save to file")];

    /* page two ("Input") */
    [o_t2_title setStringValue: _NS("Choose input")];
    [o_t2_text setStringValue: _NS("Choose here your input stream.")];
    [[o_t2_matrix_inputSourceType cellAtRow:0 column:0] setTitle:  \
        _NS("Select a stream")];
    [[o_t2_matrix_inputSourceType cellAtRow:1 column:0] setTitle: \
        _NS("Existing playlist item")];
    [o_t2_btn_chooseFile setTitle: _NS("Choose...")];
    [[[o_t2_tbl_plst tableColumnWithIdentifier:@"1"] headerCell] \
        setStringValue: _NS("Title")];
    [[[o_t2_tbl_plst tableColumnWithIdentifier:@"2"] headerCell] \
        setStringValue: _NS("Author")];
    [o_t2_box_prtExtrct setTitle: _NS("Partial Extract")];
    [o_t2_ckb_enblPartExtrct setTitle: _NS("Enable")];
    [o_t2_ckb_enblPartExtrct setToolTip: _NS("This can be used to read only a "\
        "part of the stream. It must be possible to control the incoming "\
        "stream (for example, a file or a disc, but not an UDP network stream.) " \
        "The starting and ending times can be given in seconds.")];
    [o_t2_txt_prtExtrctFrom setStringValue: _NS("From")];
    [o_t2_txt_prtExtrctTo setStringValue: _NS("To")];

    /* page three ("Streaming 1") */
    [o_t3_txt_title setStringValue: _NS("Streaming")];
    [o_t3_txt_text setStringValue: _NS("This page allows to select how " \
        "the input stream will be sent.")];
    [o_t3_box_dest setTitle: _NS("Destination")];
    [o_t3_box_strmgMthd setTitle: _NS("Streaming method")];
    [o_t3_txt_destInfo setStringValue: _NS("Address of the computer " \
        "to stream to.")];
    [[o_t3_matrix_stmgMhd cellAtRow:0 column:0] setTitle: _NS("UDP Unicast")];
    [[o_t3_matrix_stmgMhd cellAtRow:0 column:1] setTitle: _NS("UDP Multicast")];
    [o_t3_txt_strgMthdInfo setStringValue: _NS("Use this to stream to a single " \
        "computer.")];

    /* page four ("Transcode 1") */
    [o_t4_title setStringValue: _NS("Transcode")];
    [o_t4_text setStringValue: _NS("This page allows to change the compression " \
        "format of the audio or video tracks. To change only " \
        "the container format, proceed to next page.")];
    [o_t4_box_audio setTitle: _NS("Audio")];
    [o_t4_box_video setTitle: _NS("Video")];
    [o_t4_ckb_audio setTitle: _NS("Transcode audio")];
    [o_t4_ckb_video setTitle: _NS("Transcode video")];
    [o_t4_txt_videoBitrate setStringValue: _NS("Bitrate (kb/s)")];
    [o_t4_txt_videoCodec setStringValue: _NS("Codec")];
    [o_t4_txt_hintAudio setStringValue: _NS("Enabling this allows to transcode "\
    "the audio track if one is present in the stream.")];
    [o_t4_txt_hintVideo setStringValue: _NS("Enabling this allows to transcode "\
    "the video track if one is present in the stream.")];

    /* page five ("Encap") */
    [o_t5_title setStringValue: _NS("Encapsulation format")];
    [o_t5_text setStringValue: _NS("This page allows to select how the " \
        "stream will be encapsulated. Depending on previously chosen settings "
        "all formats won't be available.")];

    /* page six ("Streaming 2") */
    [o_t6_title setStringValue: _NS("Additional streaming options")];
    [o_t6_text setStringValue: _NS("In this page, a few " \
                              "additional streaming parameters can be set.")];
    [o_t6_txt_ttl setStringValue: _NS("Time-To-Live (TTL)")];
    [o_t6_btn_mrInfo_ttl setTitle: _NS("More Info")];
    [o_t6_ckb_sap setTitle: _NS("SAP Announce")];
    [o_t6_btn_mrInfo_sap setTitle: _NS("More Info")];
    [o_t6_ckb_local setTitle: _NS("Local playback")];
    [o_t6_btn_mrInfo_local setTitle: _NS("More Info")];
    [o_t6_ckb_soverlay setTitle: _NS("Add subtitles to transcoded video")];

    /* page seven ("Transcode 2") */
    [o_t7_title setStringValue: _NS("Additional transcode options")];
    [o_t7_text setStringValue: _NS("In this page, a few " \
                              "additional transcoding parameters can be set.")];
    [o_t7_txt_saveFileTo setStringValue: _NS("Select the file to save to")];
    [o_t7_btn_chooseFile setTitle: _NS("Choose...")];
    [o_t7_ckb_local setTitle: _NS("Local playback")];
    [o_t7_ckb_soverlay setTitle: _NS("Add subtitles to transcoded video")];
    [o_t7_ckb_soverlay setToolTip: _NS("Adds available subtitles directly to " \
                                       "the video. These cannot be disabled " \
                                       "by the receiving user as they become " \
                                       "part of the image.")];
    [o_t7_btn_mrInfo_local setTitle: _NS("More Info")];

    /* page eight ("Summary") */
    [o_t8_txt_text setStringValue: _NS("This page lists all the settings." \
        "Click \"Finish\" to start streaming or transcoding.")];
    [o_t8_txt_title setStringValue: _NS("Summary")];
    [o_t8_txt_destination setStringValue: [_NS("Destination") \
        stringByAppendingString: @":"]];
    [o_t8_txt_encapFormat setStringValue: [_NS("Encap. format") \
        stringByAppendingString: @":"]];
    [o_t8_txt_inputStream setStringValue: [_NS("Input stream") \
        stringByAppendingString: @":"]];
    [o_t8_txt_partExtract setStringValue: [_NS("Partial Extract") \
        stringByAppendingString: @":"]];
    [o_t8_txt_sap setStringValue: [_NS("SAP Announce") \
        stringByAppendingString: @":"]];
    [o_t8_txt_saveFileTo setStringValue: [_NS("Save file to") \
        stringByAppendingString: @":"]];
    [o_t8_txt_strmgMthd setStringValue: [_NS("Streaming method") \
        stringByAppendingString: @":"]];
    [o_t8_txt_trnscdAudio setStringValue: [_NS("Transcode audio") \
        stringByAppendingString: @":"]];
    [o_t8_txt_trnscdVideo setStringValue: [_NS("Transcode video") \
        stringByAppendingString: @":"]];
    [o_t8_txt_soverlay setStringValue: [_NS("Include subtitles") \
        stringByAppendingString: @":"]];
    [o_t8_txt_local setStringValue: [_NS("Local playback") \
        stringByAppendingString: @":"]];
}

- (void)initWithExtractValuesFrom: (NSString *)from to: (NSString *)to \
    ofItem: (NSString *)item
{
    [self resetWizard];
    msg_Dbg(VLCIntf, "wizard was reseted");
    [o_userSelections setObject:@"trnscd" forKey:@"trnscdOrStrmg"];
    [o_btn_backward setEnabled:YES];
    [o_tab_pageHolder selectTabViewItemAtIndex:1];
    [o_t2_fld_prtExtrctFrom setStringValue: from];
    [o_t2_fld_prtExtrctTo setStringValue: to];
    [o_t2_fld_pathToNewStrm setStringValue: item];
    [o_t1_matrix_strmgOrTrnscd selectCellAtRow:1 column:0];
    [[o_t1_matrix_strmgOrTrnscd cellAtRow:0 column:0] setState: NSOffState];
    [o_t2_ckb_enblPartExtrct setState: NSOnState];
    [self t2_enableExtract: nil];
    msg_Dbg(VLCIntf, "wizard interface is set");
    
    [o_wizard_window center];
    [o_wizard_window display];
    [o_wizard_window makeKeyAndOrderFront:nil];
    msg_Dbg(VLCIntf, "wizard window displayed");
}

- (IBAction)cancelRun:(id)sender
{
    [o_wizard_window close];
}

- (id)getPlaylistWizard
{
    return o_playlist_wizard;
}

- (IBAction)nextTab:(id)sender
{
    if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Hello"])
    {
        /* check whether the user wants to stream or just to transcode;
         * store information for later usage */
        NSString *o_mode;
        o_mode = [[o_t1_matrix_strmgOrTrnscd selectedCell] title];
        if( [o_mode isEqualToString: _NS("Stream to network")] )
        {
            /* we will be streaming */
            [o_userSelections setObject:@"strmg" forKey:@"trnscdOrStrmg"];
        }
        else