intf_macosx.m 27.4 KB
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/*****************************************************************************
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 * intf_macosx.m: MacOS X interface plugin
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 *****************************************************************************
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 * Copyright (C) 2002 VideoLAN
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 * $Id: intf_macosx.m,v 1.9 2002/07/23 20:50:05 massiot Exp $
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 *
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 * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
 *          Christophe Massiot <massiot@via.ecp.fr>
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 *
 * 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.
 *****************************************************************************/

/*****************************************************************************
 * Preamble
 *****************************************************************************/
#include <stdlib.h>                                      /* malloc(), free() */
#include <sys/param.h>                                    /* for MAXPATHLEN */
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#include <string.h>
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#include <vlc/vlc.h>
#include <vlc/intf.h>
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#include <vlc/vout.h>
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#include <Cocoa/Cocoa.h>
#include <QuickTime/QuickTime.h>

#include "intf_macosx.h"
#include "vout_macosx.h"
#include "intf_playlist.h"
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/*****************************************************************************
 * Local prototypes.
 *****************************************************************************/
static int  intf_Open      ( intf_thread_t *p_intf );
static void intf_Close     ( intf_thread_t *p_intf );
static void intf_Run       ( intf_thread_t *p_intf );

/*****************************************************************************
 * Functions exported as capabilities. They are declared as static so that
 * we don't pollute the namespace too much.
 *****************************************************************************/
void _M( intf_getfunctions )( function_list_t * p_function_list )
{
    p_function_list->functions.intf.pf_open  = intf_Open;
    p_function_list->functions.intf.pf_close = intf_Close;
    p_function_list->functions.intf.pf_run   = intf_Run;
}

/*****************************************************************************
 * intf_Open: initialize interface
 *****************************************************************************/
static int intf_Open( intf_thread_t *p_intf )
{
    p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
    if( p_intf->p_sys == NULL )
    {
        return( 1 );
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    }
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    memset( p_intf->p_sys, 0, sizeof( *p_intf->p_sys ) );

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    p_intf->p_sys->o_pool = [[NSAutoreleasePool alloc] init];
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    p_intf->p_sys->o_sendport = [[NSPort port] retain];

    p_intf->p_sys->p_sub = msg_Subscribe( p_intf );

    [[VLCApplication sharedApplication] autorelease];
    [NSApp initIntlSupport];
    [NSApp setIntf: p_intf];

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    [NSBundle loadNibNamed: @"MainMenu" owner: NSApp];
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    return( 0 );
}

/*****************************************************************************
 * intf_Close: destroy interface
 *****************************************************************************/
static void intf_Close( intf_thread_t *p_intf )
{
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    msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
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    [p_intf->p_sys->o_sendport release];
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    [p_intf->p_sys->o_pool release];

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    free( p_intf->p_sys );
}

/*****************************************************************************
 * intf_Run: main loop
 *****************************************************************************/
static void intf_Run( intf_thread_t *p_intf )
{
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    [NSApp run];
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}
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/*****************************************************************************
 * VLCApplication implementation 
 *****************************************************************************/
@implementation VLCApplication

- (id)init
{
    /* default encoding: ISO-8859-1 */
    i_encoding = NSISOLatin1StringEncoding;

    return( [super init] );
}

- (void)initIntlSupport
{
    char *psz_lang = getenv( "LANG" );

    if( psz_lang == NULL )
    {
        return;
    }

    if( strncmp( psz_lang, "pl", 2 ) == 0 )
    {
        i_encoding = NSISOLatin2StringEncoding;
    }
    else if( strncmp( psz_lang, "ja", 2 ) == 0 ) 
    {
        i_encoding = NSJapaneseEUCStringEncoding;
    }
    else if( strncmp( psz_lang, "ru", 2 ) == 0 )
    {
#define CFSENC2NSSENC(e) CFStringConvertEncodingToNSStringEncoding(e)
        i_encoding = CFSENC2NSSENC( kCFStringEncodingKOI8_R ); 
#undef CFSENC2NSSENC
    }
}

- (NSString *)localizedString:(char *)psz
{
    UInt32 uiLength = (UInt32)strlen( psz );
    NSData * o_data = [NSData dataWithBytes: psz length: uiLength];
    NSString *o_str = [[NSString alloc] initWithData: o_data
                                        encoding: i_encoding];
    return( [o_str autorelease] );
}

- (void)setIntf:(intf_thread_t *)_p_intf
{
    p_intf = _p_intf;
}

- (intf_thread_t *)getIntf
{
    return( p_intf );
}

- (void)terminate:(id)sender
{
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    [self getIntf]->p_vlc->b_die = VLC_TRUE;
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}

@end

/*****************************************************************************
 * VLCMain implementation 
 *****************************************************************************/
@implementation VLCMain

- (void)awakeFromNib
{
    NSString * pTitle = [NSString
        stringWithCString: VOUT_TITLE " (Cocoa)"];

    [o_window setTitle: pTitle];

    [o_msgs_panel setTitle: _NS("Messages")];
    [o_msgs_btn_ok setTitle: _NS("Close")];

    [o_mi_about setTitle: _NS("About vlc")];
    [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: _NS("File")];
    [o_mi_open_file setTitle: _NS("Open File")];
    [o_mi_open_disc setTitle: _NS("Open Disc")];
    [o_mi_open_net setTitle: _NS("Open Network")];
    [o_mi_open_quickly setTitle: _NS("Open Quickly...")];
    [o_mi_open_recent setTitle: _NS("Open Recent")];
    [o_mi_open_recent_cm setTitle: _NS("Clear Menu")];

    [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_view setTitle: _NS("View")];
    [o_mi_playlist setTitle: _NS("Playlist")];
    [o_mi_messages setTitle: _NS("Messages")];

    [o_mu_controls setTitle: _NS("Controls")];
    [o_mi_play setTitle: _NS("Play")];
    [o_mi_pause setTitle: _NS("Pause")];
    [o_mi_stop setTitle: _NS("Stop")];
    [o_mi_faster setTitle: _NS("Faster")];
    [o_mi_slower setTitle: _NS("Slower")];
    [o_mi_previous setTitle: _NS("Prev")];
    [o_mi_next setTitle: _NS("Next")];
    [o_mi_loop setTitle: _NS("Loop")];
    [o_mi_vol_up setTitle: _NS("Volume Up")];
    [o_mi_vol_down setTitle: _NS("Volume Down")];
    [o_mi_mute setTitle: _NS("Mute")];
    [o_mi_fullscreen setTitle: _NS("Fullscreen")];
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    [o_mi_deinterlace setTitle: _NS("Deinterlace")];
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    [o_mi_program setTitle: _NS("Program")];
    [o_mi_title setTitle: _NS("Title")];
    [o_mi_chapter setTitle: _NS("Chapter")];
    [o_mi_language setTitle: _NS("Language")];
    [o_mi_subtitle setTitle: _NS("Subtitles")];

    [o_mu_window setTitle: _NS("Window")];
    [o_mi_minimize setTitle: _NS("Minimize")];
    [o_mi_bring_atf setTitle: _NS("Bring All to Front")];

    /* dock menu */
    [o_dmi_play setTitle: _NS("Play")];
    [o_dmi_pause setTitle: _NS("Pause")];
    [o_dmi_stop setTitle: _NS("Stop")];

    [self manageMode];
}

- (void)applicationWillFinishLaunching:(NSNotification *)o_notification
{
    intf_thread_t * p_intf = [NSApp getIntf];

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

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

- (BOOL)application:(NSApplication *)o_app openFile:(NSString *)o_filename
{
    [o_playlist appendArray:
        [NSArray arrayWithObject: o_filename] atPos: -1];

    return( TRUE );
}

- (void)manage
{
    NSDate * o_sleep_date;
    intf_thread_t * p_intf = [NSApp getIntf];
    NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];

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    while( !p_intf->b_die )
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    {
        int i_start, i_stop;

        vlc_mutex_lock( &p_intf->change_lock );

        /* update the input */
        if( p_intf->p_sys->p_input == NULL )
        {
            p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
                                                              FIND_ANYWHERE );
        }
        else if( p_intf->p_sys->p_input->b_dead )
        {
            vlc_object_release( p_intf->p_sys->p_input );
            p_intf->p_sys->p_input = NULL;
        }

        if( p_intf->p_sys->p_input )
        {
            input_thread_t *p_input = p_intf->p_sys->p_input;

            vlc_mutex_lock( &p_input->stream.stream_lock );

            if( !p_input->b_die )
            {
                /* New input or stream map change */
                if( p_input->stream.b_changed )
                {
                    [self manageMode];
                    [self setupMenus];
                    p_intf->p_sys->b_playing = 1;
                }

                if( p_intf->p_sys->i_part !=
                    p_input->stream.p_selected_area->i_part )
                {
                    p_intf->p_sys->b_chapter_update = 1;
                    [self setupMenus];
                }
            }

            vlc_mutex_unlock( &p_input->stream.stream_lock );
        }
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        else if( p_intf->p_sys->b_playing && !p_intf->b_die )
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        {
            [self manageMode];
            p_intf->p_sys->b_playing = 0;
        }

        /* update the log window */
        vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
        i_stop = *p_intf->p_sys->p_sub->pi_stop;
        vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );

        if( p_intf->p_sys->p_sub->i_start != i_stop )
        {
            NSColor *o_white = [NSColor whiteColor];
            NSColor *o_red = [NSColor redColor];
            NSColor *o_yellow = [NSColor yellowColor];
            NSColor *o_gray = [NSColor grayColor];

            unsigned int ui_length = [[o_messages string] length];

            NSColor * pp_color[4] = { o_white, o_red, o_yellow, o_gray };
            static const char * ppsz_type[4] = { ": ", " error: ", 
                                                 " warning: ", " debug: " }; 
        
            [o_messages setEditable: YES];
            [o_messages setSelectedRange: NSMakeRange( ui_length, 0 )];
            [o_messages scrollRangeToVisible: NSMakeRange( ui_length, 0 )];

            for( i_start = p_intf->p_sys->p_sub->i_start;
                 i_start != i_stop;
                 i_start = (i_start+1) % VLC_MSG_QSIZE )
            {
                NSString *o_msg;
                NSDictionary *o_attr;
                NSAttributedString *o_msg_color;
                int i_type = p_intf->p_sys->p_sub->p_msg[i_start].i_type;

                o_attr = [NSDictionary dictionaryWithObject: o_gray
                    forKey: NSForegroundColorAttributeName];
                o_msg = [NSString stringWithFormat: @"%s%s",
                    p_intf->p_sys->p_sub->p_msg[i_start].psz_module, 
                    ppsz_type[i_type]];
                o_msg_color = [[NSAttributedString alloc]
                    initWithString: o_msg attributes: o_attr];
                [o_messages insertText: o_msg_color];

                o_attr = [NSDictionary dictionaryWithObject: pp_color[i_type]
                    forKey: NSForegroundColorAttributeName];
                o_msg = [NSString stringWithCString:
                    p_intf->p_sys->p_sub->p_msg[i_start].psz_msg];
                o_msg_color = [[NSAttributedString alloc]
                    initWithString: o_msg attributes: o_attr];
                [o_messages insertText: o_msg_color];

                [o_messages insertText: @"\n"];
            }

            [o_messages setEditable: NO];

            vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
            p_intf->p_sys->p_sub->i_start = i_start;
            vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
        }

        vlc_mutex_unlock( &p_intf->change_lock );

        o_sleep_date = [NSDate dateWithTimeIntervalSinceNow: 0.1];
        [NSThread sleepUntilDate: o_sleep_date];
    }

    [self terminate];

    [o_pool release];
}

- (void)terminate
{
    NSEvent * pEvent;
    vout_thread_t * p_vout;
    playlist_t * p_playlist;
    intf_thread_t * p_intf = [NSApp getIntf];

    /* release input */
    if( p_intf->p_sys->p_input )
    {
        vlc_object_release( p_intf->p_sys->p_input );
        p_intf->p_sys->p_input = NULL;
    }

    /*
     * Free playlists
     */
    msg_Dbg( p_intf, "removing all playlists" );
    while( (p_playlist = vlc_object_find( p_intf->p_vlc, VLC_OBJECT_PLAYLIST,
                                          FIND_CHILD )) )
    {
        vlc_object_detach_all( p_playlist );
        vlc_object_release( p_playlist );
        playlist_Destroy( p_playlist );
    }

    /*
     * Free video outputs
     */
    msg_Dbg( p_intf, "removing all video outputs" );
    while( (p_vout = vlc_object_find( p_intf->p_vlc, 
                                      VLC_OBJECT_VOUT, FIND_CHILD )) )
    {
        vlc_object_detach_all( p_vout );
        vlc_object_release( p_vout );
        vout_DestroyThread( p_vout );
    }

    [NSApp stop: nil];

    /* write cached user defaults to disk */
    [[NSUserDefaults standardUserDefaults] synchronize];

    /* send a dummy event to break out of the event loop */
    pEvent = [NSEvent mouseEventWithType: NSLeftMouseDown
                location: NSMakePoint( 1, 1 ) modifierFlags: 0
                timestamp: 1 windowNumber: [[NSApp mainWindow] windowNumber]
                context: [NSGraphicsContext currentContext] eventNumber: 1
                clickCount: 1 pressure: 0.0];
    [NSApp postEvent: pEvent atStart: YES];
}

- (void)manageMode
{
    vlc_bool_t b_control = 0;
    intf_thread_t * p_intf = [NSApp getIntf];

    if( p_intf->p_sys->p_input )
    {
        /* control buttons for free pace streams */
        b_control = p_intf->p_sys->p_input->stream.b_pace_control;

        /* get ready for menu regeneration */
        p_intf->p_sys->b_program_update = 1;
        p_intf->p_sys->b_title_update = 1;
        p_intf->p_sys->b_chapter_update = 1;
        p_intf->p_sys->b_audio_update = 1;
        p_intf->p_sys->b_spu_update = 1;
        p_intf->p_sys->i_part = 0;

        p_intf->p_sys->p_input->stream.b_changed = 0;
        msg_Dbg( p_intf, "stream has changed, refreshing interface" );
    }
    else
    {
        /* unsensitize menus */
        [o_mi_program setEnabled: FALSE];
        [o_mi_title setEnabled: FALSE];
        [o_mi_chapter setEnabled: FALSE];
        [o_mi_language setEnabled: FALSE];
        [o_mi_subtitle setEnabled: FALSE];
    }
}

- (void)setupMenus
{
    int i, i_nb_items;
    NSMenuItem * o_item;
    NSString * o_menu_title;
    char psz_title[ 256 ];

    es_descriptor_t * p_audio_es = NULL;
    es_descriptor_t * p_spu_es = NULL;

    intf_thread_t * p_intf = [NSApp getIntf];

    p_intf->p_sys->b_chapter_update |= p_intf->p_sys->b_title_update;
    p_intf->p_sys->b_audio_update |= p_intf->p_sys->b_title_update |
                                     p_intf->p_sys->b_program_update;
    p_intf->p_sys->b_spu_update |= p_intf->p_sys->b_title_update |
                                   p_intf->p_sys->b_program_update;

#define p_input (p_intf->p_sys->p_input)

    if( p_intf->p_sys->b_program_update )
    {
        NSMenu * o_program;
        SEL pf_toggle_program;
        pgrm_descriptor_t * p_pgrm;

        if( p_input->stream.p_new_program )
        {
            p_pgrm = p_input->stream.p_new_program;
        }
        else
        {
            p_pgrm = p_input->stream.p_selected_program;
        }

        o_program = [o_mi_program submenu];
        pf_toggle_program = @selector(toggleProgram:);

        /* remove previous program items */
        i_nb_items = [o_program numberOfItems];
        for( i = 0; i < i_nb_items; i++ )
        {
            [o_program removeItemAtIndex: 0];
        }

        /* make (un)sensitive */
        [o_mi_program setEnabled: 
            p_input->stream.i_pgrm_number > 1];

        /* add program items */
        for( i = 0 ; i < p_input->stream.i_pgrm_number ; i++ )
        {
            snprintf( psz_title, sizeof(psz_title), "id %d",
                p_input->stream.pp_programs[i]->i_number );
            psz_title[sizeof(psz_title) - 1] = '\0';

            o_menu_title = [NSString stringWithCString: psz_title];

            o_item = [o_program addItemWithTitle: o_menu_title
                action: pf_toggle_program keyEquivalent: @""];
            [o_item setTag: p_input->stream.pp_programs[i]->i_number];
            [o_item setTarget: o_controls];

            if( p_pgrm == p_input->stream.pp_programs[i] )
            {
                [o_item setState: NSOnState];
            }
        }

        p_intf->p_sys->b_program_update = 0;
    }

    if( p_intf->p_sys->b_title_update )
    {
        NSMenu * o_title;
        SEL pf_toggle_title;

        o_title = [o_mi_title submenu];
        pf_toggle_title = @selector(toggleTitle:);

        /* remove previous title items */
        i_nb_items = [o_title numberOfItems];
        for( i = 0; i < i_nb_items; i++ )
        {
            [o_title removeItemAtIndex: 0];
        }

        /* make (un)sensitive */
        [o_mi_title setEnabled: 
            p_input->stream.i_area_nb > 1];

        /* add title items */
        for( i = 1 ; i < p_input->stream.i_area_nb ; i++ )
        {
            snprintf( psz_title, sizeof(psz_title), "Title %d (%d)", i,
                p_input->stream.pp_areas[i]->i_part_nb );
            psz_title[sizeof(psz_title) - 1] = '\0';

            o_menu_title = [NSString stringWithCString: psz_title];

            o_item = [o_title addItemWithTitle: o_menu_title
                action: pf_toggle_title keyEquivalent: @""];
            [o_item setTag: i];
            [o_item setTarget: o_controls];

            if( ( p_input->stream.pp_areas[i] ==
                p_input->stream.p_selected_area ) )
            {
                [o_item setState: NSOnState];
            }
        }

        p_intf->p_sys->b_title_update = 0;
    }

    if( p_intf->p_sys->b_chapter_update )
    {
        NSMenu * o_chapter;
        SEL pf_toggle_chapter;

        o_chapter = [o_mi_chapter submenu];
        pf_toggle_chapter = @selector(toggleChapter:);

        /* remove previous chapter items */
        i_nb_items = [o_chapter numberOfItems];
        for( i = 0; i < i_nb_items; i++ )
        {
            [o_chapter removeItemAtIndex: 0];
        }

        /* make (un)sensitive */
        [o_mi_chapter setEnabled: 
            p_input->stream.p_selected_area->i_part_nb > 1];

        /* add chapter items */
        for( i = 0 ; i < p_input->stream.p_selected_area->i_part_nb ; i++ )
        {
            snprintf( psz_title, sizeof(psz_title), "Chapter %d", i + 1 );
            psz_title[sizeof(psz_title) - 1] = '\0';

            o_menu_title = [NSString stringWithCString: psz_title];

            o_item = [o_chapter addItemWithTitle: o_menu_title
                action: pf_toggle_chapter keyEquivalent: @""];
            [o_item setTag: i + 1];
            [o_item setTarget: o_controls];

            if( ( p_input->stream.p_selected_area->i_part == i + 1 ) )
            {
                [o_item setState: NSOnState];
            }
        }

        p_intf->p_sys->i_part =
                p_input->stream.p_selected_area->i_part;

        p_intf->p_sys->b_chapter_update = 0;
    }

    for( i = 0 ; i < p_input->stream.i_selected_es_number ; i++ )
    {
        if( p_input->stream.pp_selected_es[i]->i_cat == SPU_ES )
        {
            p_audio_es = p_input->stream.pp_selected_es[i];
        }
        else if( p_input->stream.pp_selected_es[i]->i_cat == SPU_ES )
        {
            p_spu_es = p_input->stream.pp_selected_es[i];
        }
    }

    vlc_mutex_unlock( &p_input->stream.stream_lock );

    if( p_intf->p_sys->b_audio_update )
    {
        [self setupLangMenu: o_mi_language es: p_audio_es
            category: AUDIO_ES selector: @selector(toggleLanguage:)];

        p_intf->p_sys->b_audio_update = 0;
    }

    if( p_intf->p_sys->b_spu_update )
    {
        [self setupLangMenu: o_mi_subtitle es: p_spu_es
            category: SPU_ES selector: @selector(toggleLanguage:)];

        p_intf->p_sys->b_spu_update = 0;
    }

    vlc_mutex_lock( &p_input->stream.stream_lock );

#undef p_input
}

- (void)setupLangMenu:(NSMenuItem *)o_mi
                      es:(es_descriptor_t *)p_es
                      category:(int)i_cat
                      selector:(SEL)pf_callback
{
    int i, i_nb_items;
    NSMenu * o_menu = [o_mi submenu];
    intf_thread_t * p_intf = [NSApp getIntf];

    /* remove previous language items */
    i_nb_items = [o_menu numberOfItems];
    for( i = 0; i < i_nb_items; i++ )
    {
        [o_menu removeItemAtIndex: 0];
    }

    vlc_mutex_lock( &p_intf->p_sys->p_input->stream.stream_lock );

#define ES p_intf->p_sys->p_input->stream.pp_es[i]
    for( i = 0 ; i < p_intf->p_sys->p_input->stream.i_es_number ; i++ )
    {
        if( ( ES->i_cat == i_cat ) &&
            ( !ES->p_pgrm ||
              ES->p_pgrm ==
                 p_intf->p_sys->p_input->stream.p_selected_program ) )
        {
            NSMenuItem * o_lmi;
            NSString * o_title;

            if( *ES->psz_desc )
            {
                o_title = [NSString stringWithCString: ES->psz_desc];
            }
            else
            {
                char psz_title[ 256 ];

                snprintf( psz_title, sizeof(psz_title), "Language 0x%x",
                          ES->i_id );
                psz_title[sizeof(psz_title) - 1] = '\0';

                o_title = [NSString stringWithCString: psz_title];
            }

            o_lmi = [o_menu addItemWithTitle: o_title
                action: pf_callback keyEquivalent: @""];
            [o_lmi setRepresentedObject: 
                [NSValue valueWithPointer: ES]];
            [o_lmi setTarget: o_controls];
            [o_lmi setTag: i_cat];

            if( /*p_es == ES*/ ES->p_decoder_fifo != NULL )
            {
                [o_lmi setState: NSOnState];
            }
        }
    }
#undef ES

    vlc_mutex_unlock( &p_intf->p_sys->p_input->stream.stream_lock );

    /* make (un)sensitive */
    [o_mi setEnabled: 
        [o_menu numberOfItems] ? TRUE : FALSE];
}

- (IBAction)clearRecentItems:(id)sender
{
    [[NSDocumentController sharedDocumentController]
                          clearRecentDocuments: nil];
}

- (void)openRecentItem:(id)sender
{
    [self application: nil openFile: [sender title]]; 
}

@end

@implementation VLCMain (NSMenuValidation)

- (BOOL)validateMenuItem:(NSMenuItem *)o_mi
{
    BOOL bEnabled = TRUE;

    /* Recent Items Menu */

    if( [[o_mi title] isEqualToString: _NS("Clear Menu")] )
    {
        NSMenu * o_menu = [o_mi_open_recent submenu];
        int i_nb_items = [o_menu numberOfItems];
        NSArray * o_docs = [[NSDocumentController sharedDocumentController]
                                                       recentDocumentURLs];
        UInt32 i_nb_docs = [o_docs count];

        if( i_nb_items > 1 )
        {
            while( --i_nb_items )
            {
                [o_menu removeItemAtIndex: 0];
            }
        }

        if( i_nb_docs > 0 )
        {
            NSURL * o_url;
            NSString * o_doc;

            [o_menu insertItem: [NSMenuItem separatorItem] atIndex: 0];

            while( TRUE )
            {
                i_nb_docs--;

                o_url = [o_docs objectAtIndex: i_nb_docs];

                if( [o_url isFileURL] )
                {
                    o_doc = [o_url path];
                }
                else
                {
                    o_doc = [o_url absoluteString];
                }

                [o_menu insertItemWithTitle: o_doc
                    action: @selector(openRecentItem:)
                    keyEquivalent: @"" atIndex: 0]; 

                if( i_nb_docs == 0 )
                {
                    break;
                }
            } 
        }
        else
        {
            bEnabled = FALSE;
        }
    }

    return( bEnabled );
}

@end

@implementation VLCMain (Internal)

- (void)handlePortMessage:(NSPortMessage *)o_msg
{
    NSData * o_req;
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    vout_req_t * p_req;
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    o_req = [[o_msg components] lastObject];
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    p_req = *((vout_req_t **)[o_req bytes]);
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    [p_req->o_lock lock];

    if( p_req->i_type == VOUT_REQ_CREATE_WINDOW )
    {
        VLCView * o_view;

        p_req->p_vout->p_sys->o_window = [VLCWindow alloc];
        [p_req->p_vout->p_sys->o_window setVout: p_req->p_vout];
        [p_req->p_vout->p_sys->o_window setReleasedWhenClosed: YES];

        if( p_req->p_vout->b_fullscreen )
        {
            [p_req->p_vout->p_sys->o_window 
                initWithContentRect: [[NSScreen mainScreen] frame] 
                styleMask: NSBorderlessWindowMask 
                backing: NSBackingStoreBuffered
                defer: NO screen: [NSScreen mainScreen]];

            [p_req->p_vout->p_sys->o_window 
                setLevel: NSModalPanelWindowLevel];
        }
        else
        {
            unsigned int i_stylemask = NSTitledWindowMask |
                                       NSMiniaturizableWindowMask |
                                       NSResizableWindowMask;

            [p_req->p_vout->p_sys->o_window 
                initWithContentRect: p_req->p_vout->p_sys->s_rect 
                styleMask: i_stylemask
                backing: NSBackingStoreBuffered
                defer: NO screen: [NSScreen mainScreen]];

            if( !p_req->p_vout->p_sys->b_pos_saved )
            {
                [p_req->p_vout->p_sys->o_window center];
            }
        }

        o_view = [[VLCView alloc] init];
        [o_view setVout: p_req->p_vout];
        [o_view setMenu: o_mu_controls];
        [p_req->p_vout->p_sys->o_window setContentView: o_view];
        [o_view autorelease];

        [o_view lockFocus];
        p_req->p_vout->p_sys->p_qdport = [o_view qdPort];
        [o_view unlockFocus];

        [p_req->p_vout->p_sys->o_window setTitle: [NSString 
            stringWithCString: VOUT_TITLE " (QuickTime)"]];
        [p_req->p_vout->p_sys->o_window setAcceptsMouseMovedEvents: YES];
        [p_req->p_vout->p_sys->o_window makeKeyAndOrderFront: nil];

        p_req->i_result = 1;
    }
    else if( p_req->i_type == VOUT_REQ_DESTROY_WINDOW )
    {
        if( !p_req->p_vout->b_fullscreen )
        {
            NSRect s_rect;

            s_rect = [[p_req->p_vout->p_sys->o_window contentView] frame];
            p_req->p_vout->p_sys->s_rect.size = s_rect.size;

            s_rect = [p_req->p_vout->p_sys->o_window frame];
            p_req->p_vout->p_sys->s_rect.origin = s_rect.origin;

            p_req->p_vout->p_sys->b_pos_saved = 1;
        }

        p_req->p_vout->p_sys->p_qdport = nil;
        [p_req->p_vout->p_sys->o_window close];
        p_req->p_vout->p_sys->o_window = nil;

        p_req->i_result = 1;
    }

    [p_req->o_lock unlockWithCondition: 1];
}

@end