git.sesse.net Git - vlc/blob - modules/gui/wxwindows/interface.cpp

   1 /*****************************************************************************
   2  * interface.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2005 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <vlc/vlc.h>
  28 #include <vlc/aout.h>
  29 #include <vlc/vout.h>
  30 #include <vlc/input.h>
  31 #include <vlc/intf.h>
  32
  33 #include "wxwindows.h"
  34
  35 /* include the toolbar graphics */
  36 #include "bitmaps/play.xpm"
  37 #include "bitmaps/pause.xpm"
  38 #include "bitmaps/stop.xpm"
  39 #include "bitmaps/prev.xpm"
  40 #include "bitmaps/next.xpm"
  41 #include "bitmaps/eject.xpm"
  42 #include "bitmaps/slow.xpm"
  43 #include "bitmaps/fast.xpm"
  44 #include "bitmaps/playlist.xpm"
  45 #include "bitmaps/speaker.xpm"
  46
  47 #define TOOLBAR_BMP_WIDTH 16
  48 #define TOOLBAR_BMP_HEIGHT 16
  49
  50 /* include the icon graphic */
  51 #include "../../../share/vlc32x32.xpm"
  52
  53 /*****************************************************************************
  54  * Local class declarations.
  55  *****************************************************************************/
  56 class wxMenuExt: public wxMenu
  57 {
  58 public:
  59     /* Constructor */
  60     wxMenuExt( wxMenu* parentMenu, int id, const wxString& text,
  61                    const wxString& helpString, wxItemKind kind,
  62                    char *_psz_var, int _i_object_id, vlc_value_t _val,
  63                    int _i_val_type );
  64
  65     virtual ~wxMenuExt() {};
  66
  67     char *psz_var;
  68     int  i_val_type;
  69     int  i_object_id;
  70     vlc_value_t val;
  71
  72 private:
  73
  74 };
  75
  76 class wxVolCtrl: public wxGauge
  77 {
  78 public:
  79     /* Constructor */
  80     wxVolCtrl( intf_thread_t *_p_intf, wxWindow* parent, wxWindowID id,
  81                wxPoint = wxDefaultPosition, wxSize = wxSize( 20, -1 ) );
  82     virtual ~wxVolCtrl() {};
  83
  84     void UpdateVolume();
  85
  86     void OnChange( wxMouseEvent& event );
  87
  88 private:
  89     intf_thread_t *p_intf;
  90
  91     DECLARE_EVENT_TABLE();
  92 };
  93
  94 BEGIN_EVENT_TABLE(wxVolCtrl, wxWindow)
  95     /* Mouse events */
  96     EVT_LEFT_DOWN(wxVolCtrl::OnChange)
  97     EVT_MOTION(wxVolCtrl::OnChange)
  98 END_EVENT_TABLE()
  99
 100 /*****************************************************************************
 101  * Event Table.
 102  *****************************************************************************/
 103
 104 DEFINE_LOCAL_EVENT_TYPE( wxEVT_INTF );
 105
 106 /* IDs for the controls and the menu commands */
 107 enum
 108 {
 109     /* menu items */
 110     MenuDummy_Event = wxID_HIGHEST + 1000,
 111     Exit_Event = wxID_HIGHEST,
 112     OpenFileSimple_Event,
 113     OpenAdv_Event,
 114     OpenFile_Event,
 115     OpenDisc_Event,
 116     OpenNet_Event,
 117     OpenCapture_Event,
 118     OpenSat_Event,
 119     OpenOther_Event,
 120     EjectDisc_Event,
 121
 122     Wizard_Event,
 123
 124     Playlist_Event,
 125     Logs_Event,
 126     FileInfo_Event,
 127
 128     Prefs_Event,
 129     Extended_Event,
 130 //    Undock_Event,
 131     Bookmarks_Event,
 132     Skins_Event,
 133
 134     SliderScroll_Event,
 135     StopStream_Event,
 136     PlayStream_Event,
 137     PrevStream_Event,
 138     NextStream_Event,
 139     SlowStream_Event,
 140     FastStream_Event,
 141
 142     DiscMenu_Event,
 143     DiscPrev_Event,
 144     DiscNext_Event,
 145
 146     /* it is important for the id corresponding to the "About" command to have
 147      * this standard value as otherwise it won't be handled properly under Mac
 148      * (where it is special and put into the "Apple" menu) */
 149     About_Event = wxID_ABOUT
 150 };
 151
 152 BEGIN_EVENT_TABLE(Interface, wxFrame)
 153     /* Menu events */
 154     EVT_MENU(Exit_Event, Interface::OnExit)
 155     EVT_MENU(About_Event, Interface::OnAbout)
 156
 157     EVT_MENU(Playlist_Event, Interface::OnShowDialog)
 158     EVT_MENU(Logs_Event, Interface::OnShowDialog)
 159     EVT_MENU(FileInfo_Event, Interface::OnShowDialog)
 160     EVT_MENU(Prefs_Event, Interface::OnShowDialog)
 161
 162     EVT_MENU_OPEN(Interface::OnMenuOpen)
 163
 164     EVT_MENU( Extended_Event, Interface::OnExtended )
 165 //    EVT_MENU( Undock_Event, Interface::OnUndock )
 166
 167     EVT_MENU( Bookmarks_Event, Interface::OnShowDialog)
 168
 169 #if defined( __WXMSW__ ) || defined( __WXMAC__ )
 170     EVT_CONTEXT_MENU(Interface::OnContextMenu2)
 171 #endif
 172     EVT_RIGHT_UP(Interface::OnContextMenu)
 173
 174     /* Toolbar events */
 175     EVT_MENU(OpenFileSimple_Event, Interface::OnShowDialog)
 176     EVT_MENU(OpenAdv_Event, Interface::OnShowDialog)
 177     EVT_MENU(OpenFile_Event, Interface::OnShowDialog)
 178     EVT_MENU(OpenDisc_Event, Interface::OnShowDialog)
 179     EVT_MENU(OpenNet_Event, Interface::OnShowDialog)
 180     EVT_MENU(OpenCapture_Event, Interface::OnShowDialog)
 181     EVT_MENU(OpenSat_Event, Interface::OnShowDialog)
 182     EVT_MENU(Wizard_Event, Interface::OnShowDialog)
 183     EVT_MENU(StopStream_Event, Interface::OnStopStream)
 184     EVT_MENU(PlayStream_Event, Interface::OnPlayStream)
 185     EVT_MENU(PrevStream_Event, Interface::OnPrevStream)
 186     EVT_MENU(NextStream_Event, Interface::OnNextStream)
 187     EVT_MENU(SlowStream_Event, Interface::OnSlowStream)
 188     EVT_MENU(FastStream_Event, Interface::OnFastStream)
 189
 190     /* Disc Buttons events */
 191     EVT_BUTTON(DiscMenu_Event, Interface::OnDiscMenu)
 192     EVT_BUTTON(DiscPrev_Event, Interface::OnDiscPrev)
 193     EVT_BUTTON(DiscNext_Event, Interface::OnDiscNext)
 194
 195     /* Slider events */
 196     EVT_COMMAND_SCROLL(SliderScroll_Event, Interface::OnSliderUpdate)
 197
 198     /* Custom events */
 199     EVT_COMMAND(0, wxEVT_INTF, Interface::OnControlEvent)
 200     EVT_COMMAND(1, wxEVT_INTF, Interface::OnControlEvent)
 201
 202 END_EVENT_TABLE()
 203
 204 /*****************************************************************************
 205  * Constructor.
 206  *****************************************************************************/
 207 Interface::Interface( intf_thread_t *_p_intf ):
 208     wxFrame( NULL, -1, wxT("VLC media player"),
 209              wxDefaultPosition, wxSize(700,100), wxDEFAULT_FRAME_STYLE )
 210 {
 211     /* Initializations */
 212     p_intf = _p_intf;
 213     i_old_playing_status = PAUSE_S;
 214     b_extra = VLC_FALSE;
 215 //    b_undock = VLC_FALSE;
 216
 217     extra_window = NULL;
 218
 219     /* Give our interface a nice little icon */
 220     SetIcon( wxIcon( vlc_xpm ) );
 221
 222     /* Create a sizer for the main frame */
 223     frame_sizer = new wxBoxSizer( wxVERTICAL );
 224     SetSizer( frame_sizer );
 225
 226     /* Create a dummy widget that can get the keyboard focus */
 227     wxWindow *p_dummy = new wxWindow( this, 0, wxDefaultPosition,
 228                                       wxSize(0,0) );
 229     p_dummy->SetFocus();
 230     frame_sizer->Add( p_dummy, 0, 0 );
 231
 232     /* Creation of the menu bar */
 233     CreateOurMenuBar();
 234
 235     /* Creation of the tool bar */
 236     CreateOurToolBar();
 237
 238     /* Create the extra panel */
 239     extra_frame = new ExtraPanel( p_intf, this );
 240     frame_sizer->Add( extra_frame, 0, wxEXPAND , 0 );
 241     frame_sizer->Hide( extra_frame );
 242
 243     /* Creation of the status bar
 244      * Helptext for menu items and toolbar tools will automatically get
 245      * displayed here. */
 246     int i_status_width[3] = {-6, -2, -9};
 247     statusbar = CreateStatusBar( 3 );                            /* 2 fields */
 248     statusbar->SetStatusWidths( 3, i_status_width );
 249     statusbar->SetStatusText( wxString::Format(wxT("x%.2f"), 1.0), 1 );
 250
 251     /* Video window */
 252     if( config_GetInt( p_intf, "wxwin-embed" ) )
 253     {
 254         CreateVideoWindow( p_intf, this );
 255         frame_sizer->Add( p_intf->p_sys->p_video_sizer, 1, wxEXPAND , 0 );
 256     }
 257
 258     /* Creation of the slider sub-window */
 259     CreateOurSlider();
 260     frame_sizer->Add( slider_frame, 0, wxEXPAND , 0 );
 261     frame_sizer->Hide( slider_frame );
 262
 263     /* Make sure we've got the right background colour */
 264     SetBackgroundColour( slider_frame->GetBackgroundColour() );
 265
 266     /* Layout everything */
 267     frame_sizer->Layout();
 268     frame_sizer->Fit(this);
 269
 270 #if wxUSE_DRAG_AND_DROP
 271     /* Associate drop targets with the main interface */
 272     SetDropTarget( new DragAndDrop( p_intf ) );
 273 #endif
 274
 275     SetupHotkeys();
 276
 277     /* Start timer */
 278     timer = new Timer( p_intf, this );
 279 }
 280
 281 Interface::~Interface()
 282 {
 283     if( p_intf->p_sys->p_wxwindow )
 284     {
 285         delete p_intf->p_sys->p_wxwindow;
 286     }
 287
 288     /* Clean up */
 289     delete timer;
 290 }
 291
 292 void Interface::Init()
 293 {
 294     /* Misc init */
 295     SetupHotkeys();
 296 }
 297
 298 void Interface::Update()
 299 {
 300     /* Misc updates */
 301     ((wxVolCtrl *)volctrl)->UpdateVolume();
 302 }
 303
 304 void Interface::OnControlEvent( wxCommandEvent& event )
 305 {
 306     switch( event.GetId() )
 307     {
 308     case 0:
 309         frame_sizer->Layout();
 310         frame_sizer->Fit(this);
 311         break;
 312
 313     case 1:
 314         long i_style = GetWindowStyle();
 315         if( event.GetInt() ) i_style |= wxSTAY_ON_TOP;
 316         else i_style &= ~wxSTAY_ON_TOP;
 317         SetWindowStyle( i_style );
 318         break;
 319     }
 320 }
 321
 322 /*****************************************************************************
 323  * Private methods.
 324  *****************************************************************************/
 325 void Interface::CreateOurMenuBar()
 326 {
 327     /* Create the "File" menu */
 328     wxMenu *file_menu = new wxMenu;
 329     file_menu->Append( OpenFileSimple_Event,
 330                        wxU(_("Quick &Open File...\tCtrl-O")) );
 331
 332     file_menu->AppendSeparator();
 333     file_menu->Append( OpenFile_Event, wxU(_("Open &File...\tCtrl-F")) );
 334     file_menu->Append( OpenDisc_Event, wxU(_("Open &Disc...\tCtrl-D")) );
 335     file_menu->Append( OpenNet_Event,
 336                        wxU(_("Open &Network Stream...\tCtrl-N")) );
 337     file_menu->Append( OpenCapture_Event,
 338                        wxU(_("Open &Capture Device...\tCtrl-C")) );
 339
 340     file_menu->AppendSeparator();
 341     file_menu->Append( Wizard_Event, wxU(_("&Wizard...\tCtrl-W")) );
 342     file_menu->AppendSeparator();
 343     file_menu->Append( Exit_Event, wxU(_("E&xit\tCtrl-X")) );
 344
 345     /* Create the "View" menu */
 346     wxMenu *view_menu = new wxMenu;
 347     view_menu->Append( Playlist_Event, wxU(_("&Playlist...\tCtrl-P")) );
 348     view_menu->Append( Logs_Event, wxU(_("&Messages...\tCtrl-M")) );
 349     view_menu->Append( FileInfo_Event,
 350                        wxU(_("Stream and Media &info...\tCtrl-I")) );
 351
 352     /* Create the "Auto-generated" menus */
 353     p_settings_menu = SettingsMenu( p_intf, this );
 354     p_audio_menu = AudioMenu( p_intf, this );
 355     p_video_menu = VideoMenu( p_intf, this );
 356     p_navig_menu = NavigMenu( p_intf, this );
 357
 358     /* Create the "Help" menu */
 359     wxMenu *help_menu = new wxMenu;
 360     help_menu->Append( About_Event, wxU(_("About VLC media player")) );
 361
 362     /* Append the freshly created menus to the menu bar... */
 363     wxMenuBar *menubar = new wxMenuBar();
 364     menubar->Append( file_menu, wxU(_("&File")) );
 365     menubar->Append( view_menu, wxU(_("&View")) );
 366     menubar->Append( p_settings_menu, wxU(_("&Settings")) );
 367     menubar->Append( p_audio_menu, wxU(_("&Audio")) );
 368     menubar->Append( p_video_menu, wxU(_("&Video")) );
 369     menubar->Append( p_navig_menu, wxU(_("&Navigation")) );
 370     menubar->Append( help_menu, wxU(_("&Help")) );
 371
 372     /* Attach the menu bar to the frame */
 373     SetMenuBar( menubar );
 374
 375     /* Find out size of menu bar */
 376     int i_size = 0;
 377     for( unsigned int i = 0; i < menubar->GetMenuCount(); i++ )
 378     {
 379         int i_width, i_height;
 380         menubar->GetTextExtent( menubar->GetLabelTop(i), &i_width, &i_height );
 381         i_size += i_width +
 382 #if defined(__WXGTK__)
 383             22 /* approximate margin */;
 384 #else
 385 #if (wxMAJOR_VERSION <= 2) && (wxMINOR_VERSION <= 5) && (wxRELEASE_NUMBER < 3)
 386             4 /* approximate margin */;
 387 #else
 388             18 /* approximate margin */;
 389 #endif
 390 #endif
 391     }
 392     frame_sizer->SetMinSize( i_size, -1 );
 393
 394     /* Intercept all menu events in our custom event handler */
 395     PushEventHandler( new MenuEvtHandler( p_intf, this ) );
 396
 397 #if wxUSE_DRAG_AND_DROP
 398     /* Associate drop targets with the menubar */
 399     menubar->SetDropTarget( new DragAndDrop( p_intf ) );
 400 #endif
 401 }
 402
 403 class VLCVolCtrl : public wxControl
 404 {
 405 public:
 406     VLCVolCtrl( intf_thread_t *p_intf, wxWindow *p_parent, wxGauge ** );
 407     virtual ~VLCVolCtrl() {};
 408
 409     virtual void OnPaint( wxPaintEvent &event );
 410
 411   private:
 412     DECLARE_EVENT_TABLE()
 413     int i_y_offset;
 414 };
 415
 416 BEGIN_EVENT_TABLE(VLCVolCtrl, wxControl)
 417    EVT_PAINT(VLCVolCtrl::OnPaint)
 418 END_EVENT_TABLE()
 419
 420 #if defined(__WXGTK__)
 421 #define VLCVOL_HEIGHT p_parent->GetSize().GetHeight()
 422 #else
 423 #define VLCVOL_HEIGHT TOOLBAR_BMP_HEIGHT
 424 #endif
 425 VLCVolCtrl::VLCVolCtrl( intf_thread_t *p_intf, wxWindow *p_parent,
 426                         wxGauge **pp_volctrl )
 427   :wxControl( p_parent, -1, wxDefaultPosition, wxSize(64, VLCVOL_HEIGHT ),
 428               wxBORDER_NONE ),
 429    i_y_offset((VLCVOL_HEIGHT - TOOLBAR_BMP_HEIGHT) / 2)
 430 {
 431     *pp_volctrl = new wxVolCtrl( p_intf, this, -1, wxPoint( 18, i_y_offset ),
 432                                  wxSize( 44, TOOLBAR_BMP_HEIGHT ) );
 433 }
 434
 435 void VLCVolCtrl::OnPaint( wxPaintEvent &evt )
 436 {
 437     wxPaintDC dc( this );
 438     wxBitmap mPlayBitmap( speaker_xpm );
 439     dc.DrawBitmap( mPlayBitmap, 0, i_y_offset, TRUE );
 440 }
 441
 442 void Interface::CreateOurToolBar()
 443 {
 444 #define HELP_OPEN N_("Open")
 445 #define HELP_STOP N_("Stop")
 446 #define HELP_PLAY N_("Play")
 447 #define HELP_PAUSE N_("Pause")
 448 #define HELP_PLO N_("Playlist")
 449 #define HELP_PLP N_("Previous playlist item")
 450 #define HELP_PLN N_("Next playlist item")
 451 #define HELP_SLOW N_("Play slower")
 452 #define HELP_FAST N_("Play faster")
 453
 454     wxLogNull LogDummy; /* Hack to suppress annoying log message on the win32
 455                          * version because we don't include wx.rc */
 456
 457     wxToolBar *toolbar =
 458         CreateToolBar( wxTB_HORIZONTAL | wxTB_FLAT );
 459
 460     toolbar->SetToolBitmapSize( wxSize(TOOLBAR_BMP_WIDTH,TOOLBAR_BMP_HEIGHT) );
 461
 462     toolbar->AddTool( OpenFile_Event, wxT(""),
 463                       wxBitmap( eject_xpm ), wxU(_(HELP_OPEN)) );
 464     toolbar->AddSeparator();
 465
 466     wxToolBarToolBase *p_tool = toolbar->AddTool( PlayStream_Event, wxT(""),
 467                       wxBitmap( play_xpm ), wxU(_(HELP_PLAY)) );
 468     p_tool->SetClientData( p_tool );
 469
 470     toolbar->AddTool( StopStream_Event, wxT(""), wxBitmap( stop_xpm ),
 471                       wxU(_(HELP_STOP)) );
 472     toolbar->AddSeparator();
 473     toolbar->AddTool( PrevStream_Event, wxT(""),
 474                       wxBitmap( prev_xpm ), wxU(_(HELP_PLP)) );
 475     toolbar->AddTool( SlowStream_Event, wxT(""),
 476                       wxBitmap( slow_xpm ), wxU(_(HELP_SLOW)) );
 477     toolbar->AddTool( FastStream_Event, wxT(""),
 478                       wxBitmap( fast_xpm ), wxU(_(HELP_FAST)) );
 479     toolbar->AddTool( NextStream_Event, wxT(""), wxBitmap( next_xpm ),
 480                       wxU(_(HELP_PLN)) );
 481     toolbar->AddSeparator();
 482     toolbar->AddTool( Playlist_Event, wxT(""), wxBitmap( playlist_xpm ),
 483                       wxU(_(HELP_PLO)) );
 484
 485     wxControl *p_dummy_ctrl =
 486         new wxControl( toolbar, -1, wxDefaultPosition,
 487                        wxSize(35, 16 ), wxBORDER_NONE );
 488
 489     toolbar->AddControl( p_dummy_ctrl );
 490
 491     VLCVolCtrl *sound_control = new VLCVolCtrl( p_intf, toolbar, &volctrl );
 492     toolbar->AddControl( sound_control );
 493
 494     toolbar->Realize();
 495
 496 #if wxUSE_DRAG_AND_DROP
 497     /* Associate drop targets with the toolbar */
 498     toolbar->SetDropTarget( new DragAndDrop( p_intf ) );
 499 #endif
 500 }
 501
 502 void Interface::CreateOurSlider()
 503 {
 504     /* Create a new frame and sizer containing the slider */
 505     slider_frame = new wxPanel( this, -1, wxDefaultPosition, wxDefaultSize );
 506     slider_frame->SetAutoLayout( TRUE );
 507     slider_sizer = new wxBoxSizer( wxHORIZONTAL );
 508     //slider_sizer->SetMinSize( -1, 50 );
 509
 510     /* Create slider */
 511     slider = new wxSlider( slider_frame, SliderScroll_Event, 0, 0,
 512                            SLIDER_MAX_POS, wxDefaultPosition, wxDefaultSize );
 513
 514     /* Add Disc Buttons */
 515     disc_frame = new wxPanel( slider_frame, -1, wxDefaultPosition,
 516                               wxDefaultSize );
 517     disc_frame->SetAutoLayout( TRUE );
 518     disc_sizer = new wxBoxSizer( wxHORIZONTAL );
 519
 520     disc_menu_button = new wxBitmapButton( disc_frame, DiscMenu_Event,
 521                                            wxBitmap( playlist_xpm ) );
 522     disc_prev_button = new wxBitmapButton( disc_frame, DiscPrev_Event,
 523                                            wxBitmap( prev_xpm ) );
 524     disc_next_button = new wxBitmapButton( disc_frame, DiscNext_Event,
 525                                            wxBitmap( next_xpm ) );
 526
 527     disc_sizer->Add( disc_menu_button, 1, wxEXPAND | wxLEFT | wxRIGHT, 1 );
 528     disc_sizer->Add( disc_prev_button, 1, wxEXPAND | wxLEFT | wxRIGHT, 1 );
 529     disc_sizer->Add( disc_next_button, 1, wxEXPAND | wxLEFT | wxRIGHT, 1 );
 530
 531     disc_frame->SetSizer( disc_sizer );
 532     disc_sizer->Layout();
 533
 534     /* Add everything to the frame */
 535     slider_sizer->Add( slider, 1, wxEXPAND | wxALL, 5 );
 536     slider_sizer->Add( disc_frame, 0, wxALL, 2 );
 537     slider_frame->SetSizer( slider_sizer );
 538
 539     disc_frame->Hide();
 540     slider_sizer->Hide( disc_frame );
 541
 542     slider_sizer->Layout();
 543     slider_sizer->Fit( slider_frame );
 544
 545     /* Hide the slider by default */
 546     slider_frame->Hide();
 547 }
 548
 549 static int ConvertHotkeyModifiers( int i_hotkey )
 550 {
 551     int i_accel_flags = 0;
 552     if( i_hotkey & KEY_MODIFIER_ALT ) i_accel_flags |= wxACCEL_ALT;
 553     if( i_hotkey & KEY_MODIFIER_CTRL ) i_accel_flags |= wxACCEL_CTRL;
 554     if( i_hotkey & KEY_MODIFIER_SHIFT ) i_accel_flags |= wxACCEL_SHIFT;
 555     if( !i_accel_flags ) i_accel_flags = wxACCEL_NORMAL;
 556     return i_accel_flags;
 557 }
 558
 559 static int ConvertHotkey( int i_hotkey )
 560 {
 561     int i_key = i_hotkey & ~KEY_MODIFIER;
 562     if( i_key & KEY_ASCII ) return i_key & KEY_ASCII;
 563     else if( i_key & KEY_SPECIAL )
 564     {
 565         switch ( i_key )
 566         {
 567         case KEY_LEFT: return WXK_LEFT;
 568         case KEY_RIGHT: return WXK_RIGHT;
 569         case KEY_UP: return WXK_UP;
 570         case KEY_DOWN: return WXK_DOWN;
 571         case KEY_SPACE: return WXK_SPACE;
 572         case KEY_ENTER: return WXK_RETURN;
 573         case KEY_F1: return WXK_F1;
 574         case KEY_F2: return WXK_F2;
 575         case KEY_F3: return WXK_F3;
 576         case KEY_F4: return WXK_F4;
 577         case KEY_F5: return WXK_F5;
 578         case KEY_F6: return WXK_F6;
 579         case KEY_F7: return WXK_F7;
 580         case KEY_F8: return WXK_F8;
 581         case KEY_F9: return WXK_F9;
 582         case KEY_F10: return WXK_F10;
 583         case KEY_F11: return WXK_F11;
 584         case KEY_F12: return WXK_F12;
 585         case KEY_HOME: return WXK_HOME;
 586         case KEY_END: return WXK_HOME;
 587         case KEY_MENU: return WXK_MENU;
 588         case KEY_ESC: return WXK_ESCAPE;
 589         case KEY_PAGEUP: return WXK_PRIOR;
 590         case KEY_PAGEDOWN: return WXK_NEXT;
 591         case KEY_TAB: return WXK_TAB;
 592         case KEY_BACKSPACE: return WXK_BACK;
 593         }
 594     }
 595     return WXK_F24;
 596 }
 597
 598 void Interface::SetupHotkeys()
 599 {
 600     struct vlc_t::hotkey *p_hotkeys = p_intf->p_vlc->p_hotkeys;
 601     int i_hotkeys;
 602
 603     /* Count number of hoteys */
 604     for( i_hotkeys = 0; p_hotkeys[i_hotkeys].psz_action != NULL; i_hotkeys++ );
 605
 606     p_intf->p_sys->i_first_hotkey_event = wxID_HIGHEST + 7000;
 607     p_intf->p_sys->i_hotkeys = i_hotkeys;
 608
 609     wxAcceleratorEntry *p_entries = new wxAcceleratorEntry[i_hotkeys];
 610
 611     /* Setup the hotkeys as accelerators */
 612     for( int i = 0; i < i_hotkeys; i++ )
 613     {
 614         int i_mod = ConvertHotkeyModifiers( p_hotkeys[i].i_key );
 615         int i_key = ConvertHotkey( p_hotkeys[i].i_key );
 616
 617 #ifdef WIN32
 618         if( i_mod ) i_key = toupper(i_key);
 619 #endif
 620
 621         p_entries[i].Set( i_mod, i_key,
 622                           p_intf->p_sys->i_first_hotkey_event + i );
 623     }
 624
 625     wxAcceleratorTable accel( i_hotkeys, p_entries );
 626
 627     if( !accel.Ok() )
 628     {
 629         msg_Err( p_intf, "invalid accelerator table" );
 630     }
 631     else
 632     {
 633         SetAcceleratorTable( accel );
 634     }
 635
 636     delete [] p_entries;
 637 }
 638
 639 /*****************************************************************************
 640  * Event Handlers.
 641  *****************************************************************************/
 642
 643 void Interface::OnMenuOpen(wxMenuEvent& event)
 644 {
 645 #if defined( __WXMSW__ )
 646 #   define GetEventObject GetMenu
 647 #endif
 648
 649     if( event.GetEventObject() == p_settings_menu )
 650     {
 651         p_settings_menu = SettingsMenu( p_intf, this, p_settings_menu );
 652
 653         /* Add static items */
 654         p_settings_menu->AppendCheckItem( Extended_Event,
 655             wxU(_("&Extended GUI") ) );
 656         if( b_extra ) p_settings_menu->Check( Extended_Event, TRUE );
 657 #if 0
 658         p_settings_menu->AppendCheckItem( Undock_Event,
 659             wxU(_("&Undock Ext. GUI") ) );
 660         if( b_undock ) p_settings_menu->Check( Undock_Event, TRUE );
 661 #endif
 662         p_settings_menu->Append( Bookmarks_Event, wxU(_("&Bookmarks...") ) );
 663         p_settings_menu->Append( Prefs_Event, wxU(_("&Preferences...")) );
 664     }
 665
 666     else if( event.GetEventObject() == p_audio_menu )
 667     {
 668         p_audio_menu = AudioMenu( p_intf, this, p_audio_menu );
 669     }
 670
 671     else if( event.GetEventObject() == p_video_menu )
 672     {
 673         p_video_menu = VideoMenu( p_intf, this, p_video_menu );
 674     }
 675
 676     else if( event.GetEventObject() == p_navig_menu )
 677     {
 678         p_navig_menu = NavigMenu( p_intf, this, p_navig_menu );
 679     }
 680
 681 #if defined( __WXMSW__ )
 682 #   undef GetEventObject
 683 #endif
 684 }
 685
 686 #if defined( __WXMSW__ ) || defined( __WXMAC__ )
 687 void Interface::OnContextMenu2(wxContextMenuEvent& event)
 688 {
 689     /* Only show the context menu for the main interface */
 690     if( GetId() != event.GetId() )
 691     {
 692         event.Skip();
 693         return;
 694     }
 695
 696     if( p_intf->p_sys->pf_show_dialog )
 697         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU, 1, 0 );
 698 }
 699 #endif
 700 void Interface::OnContextMenu(wxMouseEvent& event)
 701 {
 702     if( p_intf->p_sys->pf_show_dialog )
 703         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU, 1, 0 );
 704 }
 705
 706 void Interface::OnExit( wxCommandEvent& WXUNUSED(event) )
 707 {
 708     /* TRUE is to force the frame to close. */
 709     Close(TRUE);
 710 }
 711
 712 void Interface::OnAbout( wxCommandEvent& WXUNUSED(event) )
 713 {
 714     wxString msg;
 715     msg.Printf( wxString(wxT("VLC media player " PACKAGE_VERSION)) +
 716         wxU(_(" (wxWindows interface)\n\n")) +
 717         wxU(_("(c) 1996-2005 - the VideoLAN Team\n\n")) +
 718         wxU( vlc_wraptext(INTF_ABOUT_MSG,WRAPCOUNT,ISUTF8) ) + wxT("\n\n") +
 719         wxU(_("The VideoLAN team <videolan@videolan.org>\n"
 720               "http://www.videolan.org/\n\n")) );
 721
 722     wxMessageBox( msg, wxString::Format(wxU(_("About %s")),
 723                   wxT("VLC media player")), wxOK | wxICON_INFORMATION, this );
 724 }
 725
 726 void Interface::OnShowDialog( wxCommandEvent& event )
 727 {
 728     if( p_intf->p_sys->pf_show_dialog )
 729     {
 730         int i_id;
 731
 732         switch( event.GetId() )
 733         {
 734         case OpenFileSimple_Event:
 735             i_id = INTF_DIALOG_FILE_SIMPLE;
 736             break;
 737         case OpenAdv_Event:
 738             i_id = INTF_DIALOG_FILE;
 739         case OpenFile_Event:
 740             i_id = INTF_DIALOG_FILE;
 741             break;
 742         case OpenDisc_Event:
 743             i_id = INTF_DIALOG_DISC;
 744             break;
 745         case OpenNet_Event:
 746             i_id = INTF_DIALOG_NET;
 747             break;
 748         case OpenCapture_Event:
 749             i_id = INTF_DIALOG_CAPTURE;
 750             break;
 751         case OpenSat_Event:
 752             i_id = INTF_DIALOG_SAT;
 753             break;
 754         case Playlist_Event:
 755             i_id = INTF_DIALOG_PLAYLIST;
 756             break;
 757         case Logs_Event:
 758             i_id = INTF_DIALOG_MESSAGES;
 759             break;
 760         case FileInfo_Event:
 761             i_id = INTF_DIALOG_FILEINFO;
 762             break;
 763         case Prefs_Event:
 764             i_id = INTF_DIALOG_PREFS;
 765             break;
 766         case Wizard_Event:
 767             i_id = INTF_DIALOG_WIZARD;
 768             break;
 769         case Bookmarks_Event:
 770             i_id = INTF_DIALOG_BOOKMARKS;
 771             break;
 772         default:
 773             i_id = INTF_DIALOG_FILE;
 774             break;
 775         }
 776
 777         p_intf->p_sys->pf_show_dialog( p_intf, i_id, 1, 0 );
 778     }
 779 }
 780
 781 void Interface::OnExtended(wxCommandEvent& event)
 782 {
 783     b_extra = (b_extra == VLC_TRUE ? VLC_FALSE : VLC_TRUE );
 784
 785     if( b_extra == VLC_FALSE )
 786     {
 787         extra_frame->Hide();
 788         frame_sizer->Hide( extra_frame );
 789     }
 790     else
 791     {
 792         extra_frame->Show();
 793         frame_sizer->Show( extra_frame );
 794     }
 795     frame_sizer->Layout();
 796     frame_sizer->Fit(this);
 797 }
 798
 799 #if 0
 800         if( b_undock == VLC_TRUE )
 801         {
 802                 fprintf(stderr,"Deleting window\n");
 803             if( extra_window )
 804             {
 805                 delete extra_window;
 806                 extra_window = NULL;
 807             }
 808         }
 809         else
 810         {
 811             extra_frame->Hide();
 812             frame_sizer->Hide( extra_frame );
 813             frame_sizer->Layout();
 814             frame_sizer->Fit(this);
 815         }
 816     }
 817     else
 818     {
 819         if( b_undock == VLC_TRUE )
 820         {
 821                 fprintf(stderr,"Creating window\n");
 822             extra_frame->Hide();
 823             frame_sizer->Hide( extra_frame );
 824             frame_sizer->Detach( extra_frame );
 825             frame_sizer->Layout();
 826             frame_sizer->Fit(this);
 827             extra_window = new ExtraWindow( p_intf, this, extra_frame );
 828         }
 829         else
 830         {
 831                 fprintf(stderr,"Deleting window\n");
 832             if( extra_window )
 833             {
 834                 delete extra_window;
 835             }
 836             extra_frame->Show();
 837             frame_sizer->Show( extra_frame );
 838             frame_sizer->Layout();
 839             frame_sizer->Fit(this);
 840         }
 841     }
 842 }
 843
 844 void Interface::OnUndock(wxCommandEvent& event)
 845 {
 846     b_undock = (b_undock == VLC_TRUE ? VLC_FALSE : VLC_TRUE );
 847
 848     if( b_extra == VLC_TRUE )
 849     {
 850         if( b_undock == VLC_FALSE )
 851         {
 852                 fprintf(stderr,"Deleting window\n");
 853             if( extra_window )
 854             {
 855                 delete extra_window;
 856                 extra_window = NULL;
 857             }
 858             extra_frame->Show();
 859             frame_sizer->Show( extra_frame );
 860             frame_sizer->Layout();
 861             frame_sizer->Fit(this);
 862         }
 863         else
 864         {
 865                 fprintf(stderr,"Creating window\n");
 866             extra_frame->Hide();
 867             frame_sizer->Hide( extra_frame );
 868             frame_sizer->Detach( extra_frame );
 869             frame_sizer->Layout();
 870             frame_sizer->Fit(this);
 871             extra_window = new ExtraWindow( p_intf, this, extra_frame );
 872         }
 873     }
 874 }
 875 #endif
 876
 877 void Interface::OnPlayStream( wxCommandEvent& WXUNUSED(event) )
 878 {
 879     wxCommandEvent dummy;
 880     playlist_t *p_playlist =
 881         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 882                                        FIND_ANYWHERE );
 883     if( p_playlist == NULL ) return;
 884
 885     if( p_playlist->i_size && p_playlist->i_enabled )
 886     {
 887         vlc_value_t state;
 888
 889         input_thread_t *p_input = (input_thread_t *)vlc_object_find( p_intf,
 890                                                        VLC_OBJECT_INPUT,
 891                                                        FIND_ANYWHERE );
 892         if( p_input == NULL )
 893         {
 894             /* No stream was playing, start one */
 895             playlist_Play( p_playlist );
 896             TogglePlayButton( PLAYING_S );
 897             vlc_object_release( p_playlist );
 898             return;
 899         }
 900
 901         var_Get( p_input, "state", &state );
 902
 903         if( state.i_int != PAUSE_S )
 904         {
 905             /* A stream is being played, pause it */
 906             state.i_int = PAUSE_S;
 907         }
 908         else
 909         {
 910             /* Stream is paused, resume it */
 911             state.i_int = PLAYING_S;
 912         }
 913         var_Set( p_input, "state", state );
 914
 915         TogglePlayButton( state.i_int );
 916         vlc_object_release( p_input );
 917         vlc_object_release( p_playlist );
 918     }
 919     else
 920     {
 921         /* If the playlist is empty, open a file requester instead */
 922         vlc_object_release( p_playlist );
 923         OnShowDialog( dummy );
 924     }
 925 }
 926
 927 void Interface::OnStopStream( wxCommandEvent& WXUNUSED(event) )
 928 {
 929     playlist_t * p_playlist =
 930         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 931                                        FIND_ANYWHERE );
 932     if( p_playlist == NULL )
 933     {
 934         return;
 935     }
 936
 937     playlist_Stop( p_playlist );
 938     TogglePlayButton( PAUSE_S );
 939     vlc_object_release( p_playlist );
 940 }
 941
 942 void Interface::OnSliderUpdate( wxScrollEvent& event )
 943 {
 944     vlc_mutex_lock( &p_intf->change_lock );
 945
 946 #ifdef WIN32
 947     if( event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE
 948         || event.GetEventType() == wxEVT_SCROLL_ENDSCROLL )
 949     {
 950 #endif
 951         if( p_intf->p_sys->i_slider_pos != event.GetPosition()
 952             && p_intf->p_sys->p_input )
 953         {
 954             vlc_value_t pos;
 955             pos.f_float = (float)event.GetPosition() / (float)SLIDER_MAX_POS;
 956
 957             var_Set( p_intf->p_sys->p_input, "position", pos );
 958         }
 959
 960 #ifdef WIN32
 961         p_intf->p_sys->b_slider_free = VLC_TRUE;
 962     }
 963     else
 964     {
 965         p_intf->p_sys->b_slider_free = VLC_FALSE;
 966
 967         if( p_intf->p_sys->p_input )
 968         {
 969             /* Update stream date */
 970             char psz_time[ MSTRTIME_MAX_SIZE ], psz_total[ MSTRTIME_MAX_SIZE ];
 971             mtime_t i_seconds;
 972
 973             i_seconds = var_GetTime( p_intf->p_sys->p_input, "length" ) /
 974                         I64C(1000000 );
 975             secstotimestr( psz_total, i_seconds );
 976
 977             i_seconds = var_GetTime( p_intf->p_sys->p_input, "time" ) /
 978                         I64C(1000000 );
 979             secstotimestr( psz_time, i_seconds );
 980
 981             statusbar->SetStatusText( wxU(psz_time) + wxString(wxT(" / ") ) +
 982                                       wxU(psz_total), 0 );
 983         }
 984     }
 985 #endif
 986
 987 #undef WIN32
 988     vlc_mutex_unlock( &p_intf->change_lock );
 989 }
 990
 991 void Interface::OnPrevStream( wxCommandEvent& WXUNUSED(event) )
 992 {
 993     playlist_t * p_playlist =
 994         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 995                                        FIND_ANYWHERE );
 996     if( p_playlist == NULL )
 997     {
 998         return;
 999     }
1000
1001     /* FIXME --fenrir */
1002 #if 0
1003     if( p_playlist->p_input != NULL )
1004     {
1005         vlc_mutex_lock( &p_playlist->p_input->stream.stream_lock );
1006         if( p_playlist->p_input->stream.p_selected_area->i_id > 1 )
1007         {
1008             vlc_value_t val; val.b_bool = VLC_TRUE;
1009             vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );
1010             var_Set( p_playlist->p_input, "prev-title", val );
1011         } else
1012             vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );
1013     }
1014     vlc_mutex_unlock( &p_playlist->object_lock );
1015 #endif
1016
1017     playlist_Prev( p_playlist );
1018     vlc_object_release( p_playlist );
1019 }
1020
1021 void Interface::OnNextStream( wxCommandEvent& WXUNUSED(event) )
1022 {
1023     playlist_t * p_playlist =
1024         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
1025                                        FIND_ANYWHERE );
1026     if( p_playlist == NULL )
1027     {
1028         return;
1029     }
1030
1031     /* FIXME --fenrir */
1032 #if 0
1033     var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );
1034     vlc_mutex_lock( &p_playlist->object_lock );
1035     if( p_playlist->p_input != NULL )
1036     {
1037         vlc_mutex_lock( &p_playlist->p_input->stream.stream_lock );
1038         if( p_playlist->p_input->stream.i_area_nb > 1 &&
1039             p_playlist->p_input->stream.p_selected_area->i_id <
1040               p_playlist->p_input->stream.i_area_nb - 1 )
1041         {
1042             vlc_value_t val; val.b_bool = VLC_TRUE;
1043             vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );
1044             var_Set( p_playlist->p_input, "next-title", val );
1045         } else
1046             vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );
1047     }
1048     vlc_mutex_unlock( &p_playlist->object_lock );
1049 #endif
1050     playlist_Next( p_playlist );
1051     vlc_object_release( p_playlist );
1052 }
1053
1054 void Interface::OnSlowStream( wxCommandEvent& WXUNUSED(event) )
1055 {
1056     input_thread_t *p_input =
1057         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
1058                                            FIND_ANYWHERE );
1059     if( p_input )
1060     {
1061         vlc_value_t val; val.b_bool = VLC_TRUE;
1062
1063         var_Set( p_input, "rate-slower", val );
1064         vlc_object_release( p_input );
1065     }
1066 }
1067
1068 void Interface::OnFastStream( wxCommandEvent& WXUNUSED(event) )
1069 {
1070     input_thread_t *p_input =
1071         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
1072                                            FIND_ANYWHERE );
1073     if( p_input )
1074     {
1075         vlc_value_t val; val.b_bool = VLC_TRUE;
1076
1077         var_Set( p_input, "rate-faster", val );
1078         vlc_object_release( p_input );
1079     }
1080 }
1081
1082 void Interface::TogglePlayButton( int i_playing_status )
1083 {
1084     if( i_playing_status == i_old_playing_status )
1085         return;
1086
1087     wxToolBarToolBase *p_tool = (wxToolBarToolBase *)
1088         GetToolBar()->GetToolClientData( PlayStream_Event );
1089     if( !p_tool ) return;
1090
1091     if( i_playing_status == PLAYING_S )
1092     {
1093         p_tool->SetNormalBitmap( wxBitmap( pause_xpm ) );
1094         p_tool->SetLabel( wxU(_("Pause")) );
1095         p_tool->SetShortHelp( wxU(_(HELP_PAUSE)) );
1096     }
1097     else
1098     {
1099         p_tool->SetNormalBitmap( wxBitmap( play_xpm ) );
1100         p_tool->SetLabel( wxU(_("Play")) );
1101         p_tool->SetShortHelp( wxU(_(HELP_PLAY)) );
1102     }
1103
1104     GetToolBar()->Realize();
1105
1106     i_old_playing_status = i_playing_status;
1107 }
1108
1109 void Interface::OnDiscMenu( wxCommandEvent& WXUNUSED(event) )
1110 {
1111     input_thread_t *p_input =
1112         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
1113                                            FIND_ANYWHERE );
1114     if( p_input )
1115     {
1116         vlc_value_t val; val.i_int = 2;
1117
1118         var_Set( p_input, "title  0", val);
1119         vlc_object_release( p_input );
1120     }
1121 }
1122
1123 void Interface::OnDiscPrev( wxCommandEvent& WXUNUSED(event) )
1124 {
1125     input_thread_t *p_input =
1126         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
1127                                            FIND_ANYWHERE );
1128     if( p_input )
1129     {
1130         int i_type = var_Type( p_input, "prev-chapter" );
1131         vlc_value_t val; val.b_bool = VLC_TRUE;
1132
1133         var_Set( p_input, ( i_type & VLC_VAR_TYPE ) != 0 ?
1134                  "prev-chapter" : "prev-title", val );
1135
1136         vlc_object_release( p_input );
1137     }
1138 }
1139
1140 void Interface::OnDiscNext( wxCommandEvent& WXUNUSED(event) )
1141 {
1142     input_thread_t *p_input =
1143         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
1144                                            FIND_ANYWHERE );
1145     if( p_input )
1146     {
1147         int i_type = var_Type( p_input, "next-chapter" );
1148         vlc_value_t val; val.b_bool = VLC_TRUE;
1149
1150         var_Set( p_input, ( i_type & VLC_VAR_TYPE ) != 0 ?
1151                  "next-chapter" : "next-title", val );
1152
1153         vlc_object_release( p_input );
1154     }
1155 }
1156
1157 #if wxUSE_DRAG_AND_DROP
1158 /*****************************************************************************
1159  * Definition of DragAndDrop class.
1160  *****************************************************************************/
1161 DragAndDrop::DragAndDrop( intf_thread_t *_p_intf, vlc_bool_t _b_enqueue )
1162 {
1163     p_intf = _p_intf;
1164     b_enqueue = _b_enqueue;
1165 }
1166
1167 bool DragAndDrop::OnDropFiles( wxCoord, wxCoord,
1168                                const wxArrayString& filenames )
1169 {
1170     /* Add dropped files to the playlist */
1171
1172     playlist_t *p_playlist =
1173         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
1174                                        FIND_ANYWHERE );
1175     if( p_playlist == NULL )
1176     {
1177         return FALSE;
1178     }
1179
1180     for( size_t i = 0; i < filenames.GetCount(); i++ )
1181         playlist_Add( p_playlist, (const char *)filenames[i].mb_str(),
1182                       (const char *)filenames[i].mb_str(),
1183                       PLAYLIST_APPEND | ((i | b_enqueue) ? 0 : PLAYLIST_GO),
1184                       PLAYLIST_END );
1185
1186     vlc_object_release( p_playlist );
1187
1188     return TRUE;
1189 }
1190 #endif
1191
1192 /*****************************************************************************
1193  * Definition of VolCtrl class.
1194  *****************************************************************************/
1195 wxVolCtrl::wxVolCtrl( intf_thread_t *_p_intf, wxWindow* parent, wxWindowID id,
1196                       wxPoint point, wxSize size )
1197   : wxGauge( parent, id, 200, point, size, wxGA_HORIZONTAL | wxGA_SMOOTH )
1198 {
1199     p_intf = _p_intf;
1200     UpdateVolume();
1201 }
1202
1203 void wxVolCtrl::OnChange( wxMouseEvent& event )
1204 {
1205     if( !event.LeftDown() && !event.LeftIsDown() ) return;
1206
1207     int i_volume = event.GetX() * 200 / GetClientSize().GetWidth();
1208     aout_VolumeSet( p_intf, i_volume * AOUT_VOLUME_MAX / 200 / 2 );
1209     UpdateVolume();
1210 }
1211
1212 void wxVolCtrl::UpdateVolume()
1213 {
1214     audio_volume_t i_volume;
1215     aout_VolumeGet( p_intf, &i_volume );
1216
1217     int i_gauge_volume = i_volume * 200 * 2 / AOUT_VOLUME_MAX;
1218     if( i_gauge_volume == GetValue() ) return;
1219
1220     SetValue( i_gauge_volume );
1221     SetToolTip( wxString::Format((wxString)wxU(_("Volume")) + wxT(" %d"),
1222                 i_gauge_volume / 2 ) );
1223 }