|
|
|
|
Quelle skin_main.cpp
Sprache: C
|
|
/*****************************************************************************
* skin_main.cpp
*****************************************************************************
* Copyright (C) 2003 the VideoLAN team
*
* Authors: Cyril Deguet <asmax@via.ecp.fr>
* Olivier Teulière <ipkiss@via.ecp.fr>
*
* 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#define VLC_MODULE_LICENSE VLC_LICENSE_GPL_2_PLUS
#include <atomic>
#include <vlc_common.h>
#include <vlc_configuration.h>
#include <vlc_plugin.h>
#include <vlc_playlist.h>
#include <vlc_threads.h>
#include <vlc_window.h>
#include <vlc_cxx_helpers.hpp>
#include "dialogs.hpp"
#include "os_factory.hpp"
#include "os_loop.hpp"
#include "var_manager.hpp"
#include "vlcproc.hpp"
#include "theme_loader.hpp"
#include "theme.hpp"
#include "theme_repository.hpp"
#include "vout_window.hpp"
#include "vout_manager.hpp"
#include "art_manager.hpp"
#include "../parser/interpreter.hpp"
#include "../commands/async_queue.hpp"
#include "../commands/cmd_quit.hpp"
#include "../commands/cmd_dialogs.hpp"
#include "../commands/cmd_minimize.hpp"
#include "../commands/cmd_playlist.hpp"
#include "../commands/cmd_callbacks.hpp"
#include "../commands/cmd_show_window.hpp"
#include "../commands/cmd_resize.hpp"
#include "../commands/cmd_on_top.hpp"
//---------------------------------------------------------------------------
// Local prototypes
//---------------------------------------------------------------------------
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
static void *Run ( void * );
static std::atomic<intf_thread_t *> skin_load_intf;
static vlc::threads::mutex skin_load_lock;
static vlc::threads::condition_variable skin_load_wait;
static uintptr_t skin_load_rc = 0;
//---------------------------------------------------------------------------
// Open: initialize interface
//---------------------------------------------------------------------------
static int Open( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
// Allocate instance and initialize some members
p_intf->p_sys = (intf_sys_t *) calloc( 1, sizeof( intf_sys_t ) );
if( p_intf->p_sys == NULL )
return VLC_ENOMEM;
// Initialize "singleton" objects
p_intf->p_sys->p_logger = NULL;
p_intf->p_sys->p_queue = NULL;
p_intf->p_sys->p_dialogs = NULL;
p_intf->p_sys->p_interpreter = NULL;
p_intf->p_sys->p_osFactory = NULL;
p_intf->p_sys->p_varManager = NULL;
p_intf->p_sys->p_voutManager = NULL;
p_intf->p_sys->p_vlcProc = NULL;
p_intf->p_sys->p_repository = NULL;
// No theme yet
p_intf->p_sys->p_theme = NULL;
vlc_sem_init( &p_intf->p_sys->init_wait, 0 );
p_intf->p_sys->b_error = false;
if( vlc_clone( &p_intf->p_sys->thread, Run, p_intf ) )
{
free( p_intf->p_sys );
return VLC_EGENERIC;
}
vlc_sem_wait( &p_intf->p_sys->init_wait );
if( p_intf->p_sys->b_error )
{
vlc_join( p_intf->p_sys->thread, NULL );
free( p_intf->p_sys );
return VLC_EGENERIC;
}
vlc::threads::mutex_locker guard {skin_load_lock};
skin_load_intf = p_intf;
return VLC_SUCCESS;
}
//---------------------------------------------------------------------------
// Close: destroy interface
//---------------------------------------------------------------------------
static void Close( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
msg_Dbg( p_intf, "closing skins2 module" );
// ensure the playlist is stopped
vlc_playlist_t *playlist = vlc_intf_GetMainPlaylist( p_intf );
vlc_playlist_Lock( playlist );
vlc_playlist_Stop ( playlist );
vlc_playlist_Unlock( playlist );
{
vlc::threads::mutex_locker guard {skin_load_lock};
while (skin_load_rc != 0)
skin_load_wait.wait(skin_load_lock);
/* We don't need the skin_load_lock anymore since the interface
* will signaled that it doesn't exist anymore below. */
skin_load_intf = NULL;
}
AsyncQueue *pQueue = p_intf->p_sys->p_queue;
if( pQueue )
{
CmdGeneric *pCmd = new CmdExitLoop( p_intf );
if( pCmd )
pQueue->push( CmdGenericPtr( pCmd ) );
}
else
{
msg_Err( p_intf, "thread found already stopped (weird!)" );
}
vlc_join( p_intf->p_sys->thread, NULL );
// Destroy structure
free( p_intf->p_sys );
}
//---------------------------------------------------------------------------
// Run: main loop
//---------------------------------------------------------------------------
static void *Run( void * p_obj )
{
vlc_thread_set_name("vlc-skins2");
intf_thread_t *p_intf = (intf_thread_t *)p_obj;
bool b_error = false;
char *skin_last = NULL;
OSLoop *loop = NULL;
std::unique_ptr<ThemeLoader> pLoader;
// Initialize singletons
if( OSFactory::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot initialize OSFactory" );
b_error = true;
goto end;
}
if( AsyncQueue::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot initialize AsyncQueue" );
b_error = true;
goto end;
}
if( Interpreter::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot instantiate Interpreter" );
b_error = true;
goto end;
}
if( VarManager::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot instantiate VarManager" );
b_error = true;
goto end;
}
if( VlcProc::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot initialize VLCProc" );
b_error = true;
goto end;
}
if( VoutManager::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot instantiate VoutManager" );
b_error = true;
goto end;
}
if( ArtManager::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot instantiate ArtManager" );
b_error = true;
goto end;
}
if( ThemeRepository::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot instantiate ThemeRepository" );
b_error = true;
goto end;
}
if( Dialogs::instance( p_intf ) == NULL )
{
msg_Err( p_intf, "cannot instantiate dialogs provider" );
b_error = true;
goto end;
}
// Load a theme
skin_last = config_GetPsz( "skins2-last" );
pLoader = std::make_unique<ThemeLoader>(p_intf);
if( !skin_last || !pLoader->load( skin_last ) )
{
// No skins (not even the default one). let's quit
CmdQuit *pCmd = new CmdQuit( p_intf );
AsyncQueue *pQueue = AsyncQueue::instance( p_intf );
pQueue->push( CmdGenericPtr( pCmd ) );
msg_Err( p_intf, "no skins found : exiting");
}
pLoader.reset();
free( skin_last );
// Get the instance of OSLoop
loop = OSFactory::instance( p_intf )->getOSLoop();
// Signal the main thread this thread is now ready
p_intf->p_sys->b_error = false;
vlc_sem_post( &p_intf->p_sys->init_wait );
// Enter the main event loop
loop->run();
// Destroy OSLoop
OSFactory::instance( p_intf )->destroyOSLoop();
// save and delete the theme
if( p_intf->p_sys->p_theme )
{
p_intf->p_sys->p_theme->saveConfig();
p_intf->p_sys->p_theme.reset();
msg_Dbg( p_intf, "current theme deleted" );
}
// save config file
config_SaveConfigFile( p_intf );
end:
// Destroy "singleton" objects
Dialogs::destroy( p_intf );
ThemeRepository::destroy( p_intf );
ArtManager::destroy( p_intf );
VoutManager::destroy( p_intf );
VlcProc::destroy( p_intf );
VarManager::destroy( p_intf );
Interpreter::destroy( p_intf );
AsyncQueue::destroy( p_intf );
OSFactory::destroy( p_intf );
if( b_error )
{
p_intf->p_sys->b_error = true;
vlc_sem_post( &p_intf->p_sys->init_wait );
}
return NULL;
}
static int WindowOpen( vlc_window_t * );
static void WindowClose( vlc_window_t * );
typedef struct
{
intf_thread_t* pIntf;
vlc_window_cfg_t cfg;
} vout_window_skins_t;
static void WindowOpenLocal( intf_thread_t* pIntf, vlc_object_t *pObj )
{
vlc_window_t* pWnd = (vlc_window_t*)pObj;
vout_window_skins_t* sys = (vout_window_skins_t *)pWnd->sys;
int width = sys->cfg.width;
int height = sys->cfg.height;
VoutManager::instance( pIntf )->acceptWnd( pWnd, width, height );
}
static void WindowCloseLocal( intf_thread_t* pIntf, vlc_object_t *pObj )
{
vlc_window_t* pWnd = (vlc_window_t*)pObj;
VoutManager::instance( pIntf )->releaseWnd( pWnd );
}
static void WindowSetFullscreen( vlc_window_t *pWnd, const char * );
static int WindowEnable( vlc_window_t *pWnd, const vlc_window_cfg_t *cfg )
{
vout_window_skins_t* sys = static_cast<vout_window_skins_t*>(pWnd->sys);
/* Protect from races against the main interface closing. */
vlc::threads::mutex_locker guard {skin_load_lock};
/* If the interface has already been closed, we cannot enable the window
* anymore and we need to report that. */
if (skin_load_intf == NULL)
return VLC_EGENERIC;
intf_thread_t *pIntf = skin_load_intf;
sys->cfg = *cfg;
// force execution in the skins2 thread context
CmdExecuteBlock* cmd = new CmdExecuteBlock( pIntf, VLC_OBJECT( pWnd ),
WindowOpenLocal );
CmdExecuteBlock::executeWait( CmdGenericPtr( cmd ) );
if( pWnd->type == VLC_WINDOW_TYPE_DUMMY )
{
msg_Dbg( pIntf, "Vout window creation failed" );
return VLC_EGENERIC;
}
if (cfg->is_fullscreen)
WindowSetFullscreen( pWnd, NULL );
/* Prevent the interface from closing before we get disabled. */
skin_load_rc++;
return VLC_SUCCESS;
}
static void WindowDisable( vlc_window_t *pWnd )
{
/* Protect from races against the main interface closing. */
vlc::threads::mutex_locker guard {skin_load_lock};
intf_thread_t *pIntf = skin_load_intf;
// force execution in the skins2 thread context
CmdExecuteBlock* cmd = new CmdExecuteBlock( pIntf, VLC_OBJECT( pWnd ),
WindowCloseLocal );
CmdExecuteBlock::executeWait( CmdGenericPtr( cmd ) );
pWnd->type = VLC_WINDOW_TYPE_DUMMY;
/* Now the interface can be closed. */
skin_load_rc--;
skin_load_wait.signal();
}
static void WindowResize( vlc_window_t *pWnd,
unsigned i_width, unsigned i_height )
{
vout_window_skins_t* sys = (vout_window_skins_t *)pWnd->sys;
intf_thread_t *pIntf = sys->pIntf;
if( i_width == 0 || i_height == 0 )
return;
// Post a vout resize command
AsyncQueue *pQueue = AsyncQueue::instance( pIntf );
CmdResizeVout *pCmd = new CmdResizeVout( pIntf, pWnd,
(int)i_width, (int)i_height );
pQueue->push( CmdGenericPtr( pCmd ) );
}
static void WindowSetState( vlc_window_t *pWnd, unsigned i_arg )
{
vout_window_skins_t* sys = (vout_window_skins_t *)pWnd->sys;
intf_thread_t *pIntf = sys->pIntf;
AsyncQueue *pQueue = AsyncQueue::instance( pIntf );
bool on_top = i_arg & VLC_WINDOW_STATE_ABOVE;
// Post a SetOnTop command
CmdSetOnTop* pCmd = new CmdSetOnTop( pIntf, on_top );
pQueue->push( CmdGenericPtr( pCmd ) );
}
static void WindowUnsetFullscreen( vlc_window_t *pWnd )
{
vout_window_skins_t* sys = (vout_window_skins_t *)pWnd->sys;
intf_thread_t *pIntf = sys->pIntf;
AsyncQueue *pQueue = AsyncQueue::instance( pIntf );
CmdSetFullscreen* pCmd = new CmdSetFullscreen( pIntf, pWnd, false );
pQueue->push( CmdGenericPtr( pCmd ) );
}
static void WindowSetFullscreen( vlc_window_t *pWnd, const char * )
{
vout_window_skins_t* sys = (vout_window_skins_t *)pWnd->sys;
intf_thread_t *pIntf = sys->pIntf;
AsyncQueue *pQueue = AsyncQueue::instance( pIntf );
// Post a set fullscreen command
CmdSetFullscreen* pCmd = new CmdSetFullscreen( pIntf, pWnd, true );
pQueue->push( CmdGenericPtr( pCmd ) );
}
static const auto window_ops = []{
struct vlc_window_operations ops {};
ops.enable = WindowEnable;
ops.disable = WindowDisable;
ops.resize = WindowResize;
ops.destroy = WindowClose;
ops.set_state = WindowSetState;
ops.unset_fullscreen = WindowUnsetFullscreen;
ops.set_fullscreen = WindowSetFullscreen;
return ops;
}();
static int WindowOpen( vlc_window_t *pWnd )
{
if( var_InheritBool( pWnd, "video-wallpaper" )
|| !var_InheritBool( pWnd, "embedded-video" ) )
return VLC_EGENERIC;
vout_window_skins_t* sys;
/* Prevent the interface from closing behind our back. */
vlc::threads::mutex_locker guard {skin_load_lock};
if (skin_load_intf == NULL)
return VLC_EGENERIC;
intf_thread_t *pIntf = skin_load_intf;
if( !var_InheritBool( pIntf, "skinned-video") )
return VLC_EGENERIC;
sys = new (std::nothrow) vout_window_skins_t;
if( !sys )
return VLC_ENOMEM;
pWnd->sys = sys;
sys->pIntf = pIntf;
pWnd->ops = &window_ops;
pWnd->type = VLC_WINDOW_TYPE_DUMMY;
return VLC_SUCCESS;
}
static void WindowClose( vlc_window_t *pWnd )
{
vout_window_skins_t* sys = (vout_window_skins_t *)pWnd->sys;
delete sys;
}
//---------------------------------------------------------------------------
// Module descriptor
//---------------------------------------------------------------------------
#define SKINS2_LAST N_("Skin to use")
#define SKINS2_LAST_LONG N_("Path to the skin to use.")
#define SKINS2_CONFIG N_("Config of last used skin")
#define SKINS2_CONFIG_LONG N_("Windows configuration of the last skin used. " \
"This option is updated automatically, do not touch it." )
#define SKINS2_SYSTRAY N_("Systray icon")
#define SKINS2_SYSTRAY_LONG N_("Show a systray icon for VLC")
#define SKINS2_TASKBAR N_("Show VLC on the taskbar")
#define SKINS2_TRANSPARENCY N_("Enable transparency effects")
#define SKINS2_TRANSPARENCY_LONG N_("You can disable all transparency effects"\
" if you want. This is mainly useful when moving windows does not behave" \
" correctly.")
#define SKINS2_PLAYLIST N_("Use a skinned playlist")
#define SKINS2_VIDEO N_("Display video in a skinned window if any")
#define SKINS2_VIDEO_LONG N_( \
"When set to 'no', this parameter is intended to give old skins a chance" \
" to play back video even though no video tag is implemented")
vlc_module_begin ()
set_subcategory( SUBCAT_INTERFACE_MAIN )
add_loadfile("skins2-last", "", SKINS2_LAST, SKINS2_LAST_LONG)
add_string( "skins2-config", "", SKINS2_CONFIG, SKINS2_CONFIG_LONG )
change_private ()
#ifdef _WIN32
add_bool( "skins2-systray", true, SKINS2_SYSTRAY,
SKINS2_SYSTRAY_LONG )
add_bool( "skins2-taskbar", true, SKINS2_TASKBAR,
nullptr )
#endif
add_bool( "skins2-transparency", false, SKINS2_TRANSPARENCY,
SKINS2_TRANSPARENCY_LONG )
add_bool( "skinned-playlist", true, SKINS2_PLAYLIST,
nullptr )
add_bool( "skinned-video", true, SKINS2_VIDEO,
SKINS2_VIDEO_LONG )
set_shortname( N_("Skins"))
set_description( N_("Skinnable Interface") )
set_capability( "interface", 30 )
set_callbacks( Open, Close )
add_shortcut( "skins" )
add_submodule ()
set_capability( "vout window", 51 )
set_callback( WindowOpen )
vlc_module_end ()
¤ Dauer der Verarbeitung: 0.2 Sekunden
(vorverarbeitet am 2026-11-04)
¤
*© Formatika GbR, Deutschland
|
|
2026-11-01
|
|
|
|
|
Neuigkeiten |
| Aktuelles |
| Motto des Tages |
|
Open Source Software |
|
|
|
Jenseits des Üblichen ....
|
|
Besucherstatistik |
|
|
| Statistik |
| #Sources=1104857 |
| #Domains=418202 |
|
|