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* modules/gui/wxwindows/*: The wxwindows interface is now a "dialogs provider" module...
[vlc] / modules / gui / wxwindows / interface.cpp
1 /*****************************************************************************
2  * interface.cpp : wxWindows plugin for vlc
3  *****************************************************************************
4  * Copyright (C) 2000-2001 VideoLAN
5  * $Id: interface.cpp,v 1.46 2003/07/17 17:30:40 gbazin Exp $
6  *
7  * Authors: Gildas Bazin <gbazin@netcourrier.com>
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 <stdlib.h>                                      /* malloc(), free() */
28 #include <errno.h>                                                 /* ENOMEM */
29 #include <string.h>                                            /* strerror() */
30 #include <stdio.h>
31
32 #include <vlc/vlc.h>
33 #include <vlc/aout.h>
34
35 #ifdef WIN32                                                 /* mingw32 hack */
36 #undef Yield
37 #undef CreateDialog
38 #endif
39
40 /* Let vlc take care of the i18n stuff */
41 #define WXINTL_NO_GETTEXT_MACRO
42
43 #include <wx/wxprec.h>
44 #include <wx/wx.h>
45
46 #include <vlc/intf.h>
47 #include "stream_control.h"
48
49 #include "wxwindows.h"
50
51 /* include the toolbar graphics */
52 #include "bitmaps/file.xpm"
53 #include "bitmaps/disc.xpm"
54 #include "bitmaps/net.xpm"
55 #if 0
56 #include "bitmaps/sat.xpm"
57 #endif
58 #include "bitmaps/play.xpm"
59 #include "bitmaps/pause.xpm"
60 #include "bitmaps/stop.xpm"
61 #include "bitmaps/previous.xpm"
62 #include "bitmaps/next.xpm"
63 #include "bitmaps/playlist.xpm"
64 #include "bitmaps/fast.xpm"
65 #include "bitmaps/slow.xpm"
66
67 #define TOOLBAR_BMP_WIDTH 36
68 #define TOOLBAR_BMP_HEIGHT 36
69
70 /* include the icon graphic */
71 #include "../../../share/vlc32x32.xpm"
72
73 /*****************************************************************************
74  * Local class declarations.
75  *****************************************************************************/
76 class wxMenuExt: public wxMenu
77 {
78 public:
79     /* Constructor */
80     wxMenuExt( wxMenu* parentMenu, int id, const wxString& text,
81                    const wxString& helpString, wxItemKind kind,
82                    char *_psz_var, int _i_object_id, vlc_value_t _val,
83                    int _i_val_type );
84
85     virtual ~wxMenuExt() {};
86
87     char *psz_var;
88     int  i_val_type;
89     int  i_object_id;
90     vlc_value_t val;
91
92 private:
93
94 };
95
96 class wxVolCtrl: public wxGauge
97 {
98 public:
99     /* Constructor */
100     wxVolCtrl( intf_thread_t *_p_intf, wxWindow* parent, wxWindowID id );
101     virtual ~wxVolCtrl() {};
102
103     void Change( int i_volume );
104
105     void OnChange( wxMouseEvent& event );
106
107 private:
108     intf_thread_t *p_intf;
109
110     DECLARE_EVENT_TABLE();
111 };
112
113 BEGIN_EVENT_TABLE(wxVolCtrl, wxWindow)
114     /* Mouse events */
115     EVT_LEFT_DOWN(wxVolCtrl::OnChange)
116 END_EVENT_TABLE()
117
118 /*****************************************************************************
119  * Event Table.
120  *****************************************************************************/
121
122 /* IDs for the controls and the menu commands */
123 enum
124 {
125     /* menu items */
126     Exit_Event = wxID_HIGHEST,
127     OpenFileSimple_Event,
128     OpenFile_Event,
129     OpenDisc_Event,
130     OpenNet_Event,
131     OpenSat_Event,
132     EjectDisc_Event,
133
134     Playlist_Event,
135     Logs_Event,
136     FileInfo_Event,
137
138     Prefs_Event,
139
140     SliderScroll_Event,
141     StopStream_Event,
142     PlayStream_Event,
143     PrevStream_Event,
144     NextStream_Event,
145     SlowStream_Event,
146     FastStream_Event,
147
148     /* it is important for the id corresponding to the "About" command to have
149      * this standard value as otherwise it won't be handled properly under Mac
150      * (where it is special and put into the "Apple" menu) */
151     About_Event = wxID_ABOUT
152 };
153
154 BEGIN_EVENT_TABLE(Interface, wxFrame)
155     /* Menu events */
156     EVT_MENU(Exit_Event, Interface::OnExit)
157     EVT_MENU(About_Event, Interface::OnAbout)
158
159     EVT_MENU(Playlist_Event, Interface::OnShowDialog)
160     EVT_MENU(Logs_Event, Interface::OnShowDialog)
161     EVT_MENU(FileInfo_Event, Interface::OnShowDialog)
162     EVT_MENU(Prefs_Event, Interface::OnShowDialog)
163
164     EVT_MENU_OPEN(Interface::OnMenuOpen)
165
166 #if defined( __WXMSW__ ) || defined( __WXMAC__ )
167     EVT_CONTEXT_MENU(Interface::OnContextMenu2)
168 #endif
169     EVT_RIGHT_UP(Interface::OnContextMenu)
170
171     /* Toolbar events */
172     EVT_MENU(OpenFileSimple_Event, Interface::OnShowDialog)
173     EVT_MENU(OpenFile_Event, Interface::OnShowDialog)
174     EVT_MENU(OpenDisc_Event, Interface::OnShowDialog)
175     EVT_MENU(OpenNet_Event, Interface::OnShowDialog)
176     EVT_MENU(OpenSat_Event, Interface::OnShowDialog)
177     EVT_MENU(StopStream_Event, Interface::OnStopStream)
178     EVT_MENU(PlayStream_Event, Interface::OnPlayStream)
179     EVT_MENU(PrevStream_Event, Interface::OnPrevStream)
180     EVT_MENU(NextStream_Event, Interface::OnNextStream)
181     EVT_MENU(SlowStream_Event, Interface::OnSlowStream)
182     EVT_MENU(FastStream_Event, Interface::OnFastStream)
183
184     /* Slider events */
185     EVT_COMMAND_SCROLL(SliderScroll_Event, Interface::OnSliderUpdate)
186
187 END_EVENT_TABLE()
188
189 /*****************************************************************************
190  * Constructor.
191  *****************************************************************************/
192 Interface::Interface( intf_thread_t *_p_intf ):
193     wxFrame( NULL, -1, wxT("VLC media player"),
194              wxDefaultPosition, wxDefaultSize, wxDEFAULT_FRAME_STYLE )
195 {
196     /* Initializations */
197     p_intf = _p_intf;
198     i_old_playing_status = PAUSE_S;
199
200     /* Give our interface a nice little icon */
201     SetIcon( wxIcon( vlc_xpm ) );
202
203     /* Create a sizer for the main frame */
204     frame_sizer = new wxBoxSizer( wxHORIZONTAL );
205     SetSizer( frame_sizer );
206
207     /* Creation of the menu bar */
208     CreateOurMenuBar();
209
210     /* Creation of the tool bar */
211     CreateOurToolBar();
212
213     /* Creation of the slider sub-window */
214     CreateOurSlider();
215     frame_sizer->Add( slider_frame, 1, wxGROW, 0 );
216     frame_sizer->Hide( slider_frame );
217
218     /* Creation of the status bar
219      * Helptext for menu items and toolbar tools will automatically get
220      * displayed here. */
221     int i_status_width[3] = {-6, -2, -9};
222     statusbar = CreateStatusBar( 3 );                            /* 2 fields */
223     statusbar->SetStatusWidths( 3, i_status_width );
224     statusbar->SetStatusText( wxString::Format(wxT("x%.2f"), 1.0), 1 );
225
226     /* Make sure we've got the right background colour */
227     SetBackgroundColour( slider_frame->GetBackgroundColour() );
228
229     /* Layout everything */
230     SetAutoLayout( TRUE );
231     frame_sizer->Layout();
232     frame_sizer->Fit(this);
233
234 #if !defined(__WXX11__)
235     /* Associate drop targets with the main interface */
236     SetDropTarget( new DragAndDrop( p_intf ) );
237 #endif
238 }
239
240 Interface::~Interface()
241 {
242     /* Clean up */
243 }
244
245 /*****************************************************************************
246  * Private methods.
247  *****************************************************************************/
248 void Interface::CreateOurMenuBar()
249 {
250 #define HELP_FILE  N_("Open a file")
251 #define HELP_DISC  N_("Open a DVD or (S)VCD")
252 #define HELP_NET   N_("Open a network stream")
253 #define HELP_SAT   N_("Open a satellite stream")
254 #define HELP_EJECT N_("Eject the DVD/CD")
255 #define HELP_EXIT  N_("Exit this program")
256
257 #define HELP_PLAYLIST   N_("Open the playlist")
258 #define HELP_LOGS       N_("Show the program logs")
259 #define HELP_FILEINFO       N_("Show information about the file being played")
260
261 #define HELP_PREFS N_("Go to the preferences menu")
262
263 #define HELP_ABOUT N_("About this program")
264
265     /* Create the "File" menu */
266     wxMenu *file_menu = new wxMenu;
267     file_menu->Append( OpenFileSimple_Event, wxU(_("Simple &Open ...")),
268                        wxU(_(HELP_FILE)) );
269     file_menu->Append( OpenFile_Event, wxU(_("Open &File...")),
270                        wxU(_(HELP_FILE)) );
271     file_menu->Append( OpenDisc_Event, wxU(_("Open &Disc...")),
272                        wxU(_(HELP_DISC)) );
273     file_menu->Append( OpenNet_Event, wxU(_("Open &Network Stream...")),
274                        wxU(_(HELP_NET)) );
275 #if 0
276     file_menu->Append( OpenSat_Event, wxU(_("Open &Satellite Stream...")),
277                        wxU(_(HELP_NET)) );
278 #endif
279 #if 0
280     file_menu->AppendSeparator();
281     file_menu->Append( EjectDisc_Event, wxU(_("&Eject Disc")),
282                        wxU(_(HELP_EJECT)) );
283 #endif
284     file_menu->AppendSeparator();
285     file_menu->Append( Exit_Event, wxU(_("E&xit")), wxU(_(HELP_EXIT)) );
286
287     /* Create the "View" menu */
288     wxMenu *view_menu = new wxMenu;
289     view_menu->Append( Playlist_Event, wxU(_("&Playlist...")),
290                        wxU(_(HELP_PLAYLIST)) );
291     view_menu->Append( Logs_Event, wxU(_("&Messages...")), wxU(_(HELP_LOGS)) );
292     view_menu->Append( FileInfo_Event, wxU(_("&File info...")),
293                        wxU(_(HELP_FILEINFO)) );
294
295     /* Create the "Settings" menu */
296     wxMenu *settings_menu = new wxMenu;
297     settings_menu->Append( Prefs_Event, wxU(_("&Preferences...")),
298                            wxU(_(HELP_PREFS)) );
299
300     /* Create the "Audio" menu */
301     p_audio_menu = new wxMenu;
302     b_audio_menu = 1;
303
304     /* Create the "Video" menu */
305     p_video_menu = new wxMenu;
306     b_video_menu = 1;
307
308     /* Create the "Navigation" menu */
309     p_navig_menu = new wxMenu;
310     b_navig_menu = 1;
311
312     /* Create the "Help" menu */
313     wxMenu *help_menu = new wxMenu;
314     help_menu->Append( About_Event, wxU(_("&About...")), wxU(_(HELP_ABOUT)) );
315
316     /* Append the freshly created menus to the menu bar... */
317     wxMenuBar *menubar = new wxMenuBar( wxMB_DOCKABLE );
318     menubar->Append( file_menu, wxU(_("&File")) );
319     menubar->Append( view_menu, wxU(_("&View")) );
320     menubar->Append( settings_menu, wxU(_("&Settings")) );
321     menubar->Append( p_audio_menu, wxU(_("&Audio")) );
322     menubar->Append( p_video_menu, wxU(_("&Video")) );
323     menubar->Append( p_navig_menu, wxU(_("&Navigation")) );
324     menubar->Append( help_menu, wxU(_("&Help")) );
325
326     /* Attach the menu bar to the frame */
327     SetMenuBar( menubar );
328
329     /* Intercept all menu events in our custom event handler */
330     PushEventHandler( new MenuEvtHandler( p_intf, this ) );
331
332 #if !defined(__WXX11__)
333     /* Associate drop targets with the menubar */
334     menubar->SetDropTarget( new DragAndDrop( p_intf ) );
335 #endif
336 }
337
338 void Interface::CreateOurToolBar()
339 {
340 #define HELP_STOP N_("Stop current playlist item")
341 #define HELP_PLAY N_("Play current playlist item")
342 #define HELP_PAUSE N_("Pause current playlist item")
343 #define HELP_PLO N_("Open playlist")
344 #define HELP_PLP N_("Previous playlist item")
345 #define HELP_PLN N_("Next playlist item")
346 #define HELP_SLOW N_("Play slower")
347 #define HELP_FAST N_("Play faster")
348
349     wxLogNull LogDummy; /* Hack to suppress annoying log message on the win32
350                          * version because we don't include wx.rc */
351
352     wxToolBar *toolbar = CreateToolBar(
353         wxTB_HORIZONTAL | wxTB_FLAT | wxTB_DOCKABLE );
354
355     toolbar->SetToolBitmapSize( wxSize(TOOLBAR_BMP_WIDTH,TOOLBAR_BMP_HEIGHT) );
356
357     toolbar->AddTool( OpenFile_Event, wxU(_("File")), wxBitmap( file_xpm ),
358                       wxU(_(HELP_FILE)) );
359     toolbar->AddTool( OpenDisc_Event, wxU(_("Disc")), wxBitmap( disc_xpm ),
360                       wxU(_(HELP_DISC)) );
361     toolbar->AddTool( OpenNet_Event, wxU(_("Net")), wxBitmap( net_xpm ),
362                       wxU(_(HELP_NET)) );
363 #if 0
364     toolbar->AddTool( OpenSat_Event, wxU(_("Sat")), wxBitmap( sat_xpm ),
365                       wxU(_(HELP_SAT)) );
366 #endif
367     toolbar->AddSeparator();
368     toolbar->AddTool( StopStream_Event, wxU(_("Stop")), wxBitmap( stop_xpm ),
369                       wxU(_(HELP_STOP)) );
370     toolbar->AddTool( PlayStream_Event, wxU(_("Play")), wxBitmap( play_xpm ),
371                       wxU(_(HELP_PLAY)) );
372     toolbar->AddSeparator();
373     toolbar->AddTool( Playlist_Event, wxU(_("Playlist")),
374                       wxBitmap( playlist_xpm ), wxU(_(HELP_PLO)) );
375     toolbar->AddTool( PrevStream_Event, wxU(_("Prev")),
376                       wxBitmap( previous_xpm ), wxU(_(HELP_PLP)) );
377     toolbar->AddTool( NextStream_Event, wxU(_("Next")), wxBitmap( next_xpm ),
378                       wxU(_(HELP_PLN)) );
379     toolbar->AddTool( SlowStream_Event, wxU(_("Slower")), wxBitmap( slow_xpm ),
380                       wxU(_(HELP_SLOW)) );
381     toolbar->AddTool( FastStream_Event, wxU(_("Faster")), wxBitmap( fast_xpm ),
382                       wxU(_(HELP_FAST)) );
383
384     toolbar->Realize();
385
386     /* Place the toolbar in a sizer, so we can calculate the width of the
387      * toolbar and set this as the minimum for the main frame size. */
388     wxBoxSizer *toolbar_sizer = new wxBoxSizer( wxHORIZONTAL );
389     toolbar_sizer->Add( toolbar, 0, 0, 0 );
390     toolbar_sizer->Layout();
391
392 #ifndef WIN32
393     frame_sizer->SetMinSize( toolbar_sizer->GetMinSize().GetWidth(), -1 );
394 #else
395     frame_sizer->SetMinSize( toolbar->GetToolSize().GetWidth() *
396                              toolbar->GetToolsCount(), -1 );
397 #endif
398
399 #if !defined(__WXX11__)
400     /* Associate drop targets with the toolbar */
401     toolbar->SetDropTarget( new DragAndDrop( p_intf ) );
402 #endif
403 }
404
405 void Interface::CreateOurSlider()
406 {
407     /* Create a new frame and sizer containing the slider */
408     slider_frame = new wxPanel( this, -1, wxDefaultPosition, wxDefaultSize );
409     slider_frame->SetAutoLayout( TRUE );
410     wxBoxSizer *frame_sizer =
411         new wxBoxSizer( wxHORIZONTAL );
412
413     /* Create static box to surround the slider */
414     slider_box = new wxStaticBox( slider_frame, -1, wxT("") );
415
416     /* Create sizer for slider frame */
417     wxStaticBoxSizer *slider_sizer =
418         new wxStaticBoxSizer( slider_box, wxHORIZONTAL );
419     slider_sizer->SetMinSize( -1, 50 );
420
421     /* Create slider */
422     slider = new wxSlider( slider_frame, SliderScroll_Event, 0, 0,
423                            SLIDER_MAX_POS, wxDefaultPosition, wxDefaultSize );
424     slider_sizer->Add( slider, 1, wxEXPAND | wxALL, 5 );
425
426
427     volctrl = new wxVolCtrl( p_intf, slider_frame, -1 );
428
429     /* Add everything to the frame */
430     frame_sizer->Add( slider_sizer, 1, wxEXPAND | wxBOTTOM, 5 );
431     frame_sizer->Add( volctrl, 0, wxEXPAND | wxALL, 5 );
432     slider_frame->SetSizer( frame_sizer );
433     frame_sizer->Layout();
434     frame_sizer->SetSizeHints(slider_frame);
435
436     /* Hide the slider by default */
437     slider_frame->Hide();
438 }
439
440 /*****************************************************************************
441  * Event Handlers.
442  *****************************************************************************/
443 /* Work-around helper for buggy wxGTK */
444 void RecursiveDestroy( wxMenu *menu )
445 {
446     wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
447     for( ; node; )
448     {
449         wxMenuItem *item = node->GetData();
450         node = node->GetNext();
451
452         /* Delete the submenus */
453         wxMenu *submenu = item->GetSubMenu();
454         if( submenu )
455         {
456             RecursiveDestroy( submenu );
457         }
458         menu->Delete( item );
459     }
460 }
461
462 void Interface::OnMenuOpen(wxMenuEvent& event)
463 {
464 #if !defined( __WXMSW__ )
465     if( event.GetEventObject() == p_audio_menu )
466     {
467         if( b_audio_menu )
468         {
469             p_audio_menu = AudioMenu( p_intf, this );
470
471             /* Work-around for buggy wxGTK */
472             wxMenu *menu = GetMenuBar()->GetMenu( 3 );
473             RecursiveDestroy( menu );
474             /* End work-around */
475
476             menu =
477                 GetMenuBar()->Replace( 3, p_audio_menu, wxU(_("&Audio")) );
478             if( menu ) delete menu;
479
480             b_audio_menu = 0;
481         }
482         else b_audio_menu = 1;
483     }
484     else if( event.GetEventObject() == p_video_menu )
485     {
486         if( b_video_menu )
487         {
488             p_video_menu = VideoMenu( p_intf, this );
489
490             /* Work-around for buggy wxGTK */
491             wxMenu *menu = GetMenuBar()->GetMenu( 4 );
492             RecursiveDestroy( menu );
493             /* End work-around */
494
495             menu =
496                 GetMenuBar()->Replace( 4, p_video_menu, wxU(_("&Video")) );
497             if( menu ) delete menu;
498
499             b_video_menu = 0;
500         }
501         else b_video_menu = 1;
502     }
503     else if( event.GetEventObject() == p_navig_menu )
504     {
505         if( b_navig_menu )
506         {
507             p_navig_menu = NavigMenu( p_intf, this );
508
509             /* Work-around for buggy wxGTK */
510             wxMenu *menu = GetMenuBar()->GetMenu( 5 );
511             RecursiveDestroy( menu );
512             /* End work-around */
513
514             menu =
515                 GetMenuBar()->Replace( 5, p_navig_menu, wxU(_("&Navigation")));
516             if( menu ) delete menu;
517
518             b_navig_menu = 0;
519         }
520         else b_navig_menu = 1;
521     }
522
523 #else
524     p_audio_menu = AudioMenu( p_intf, this );
525     wxMenu *menu = GetMenuBar()->Replace( 3, p_audio_menu, wxU(_("&Audio")) );
526     if( menu ) delete menu;
527
528     p_video_menu = VideoMenu( p_intf, this );
529     menu = GetMenuBar()->Replace( 4, p_video_menu, wxU(_("&Video")) );
530     if( menu ) delete menu;
531
532     p_navig_menu = NavigMenu( p_intf, this );
533     menu = GetMenuBar()->Replace( 5, p_navig_menu, wxU(_("&Navigation")) );
534     if( menu ) delete menu;
535
536 #endif
537 }
538
539 #if defined( __WXMSW__ ) || defined( __WXMAC__ )
540 void Interface::OnContextMenu2(wxContextMenuEvent& event)
541 {
542     ::PopupMenu( p_intf, this, ScreenToClient(event.GetPosition()) );
543 }
544 #endif
545 void Interface::OnContextMenu(wxMouseEvent& event)
546 {
547     ::PopupMenu( p_intf, this, event.GetPosition() );
548 }
549
550 void Interface::OnExit( wxCommandEvent& WXUNUSED(event) )
551 {
552     /* TRUE is to force the frame to close. */
553     Close(TRUE);
554 }
555
556 void Interface::OnAbout( wxCommandEvent& WXUNUSED(event) )
557 {
558     wxString msg;
559     msg.Printf( wxString(wxT("VLC media player " VERSION)) +
560         wxU(_(" (wxWindows interface)\n\n")) +
561         wxU(_("(C) 1996-2003 - the VideoLAN Team\n\n")) +
562         wxU(_("The VideoLAN team <videolan@videolan.org>\n"
563               "http://www.videolan.org/\n\n")) +
564         wxU(_("This is the VideoLAN Client, a DVD, MPEG and DivX player."
565               "\nIt can play MPEG and MPEG2 files from a file or from a "
566               "network source.")) );
567
568     wxMessageBox( msg, wxString::Format(wxU(_("About %s")),
569                   wxT("VLC media player")), wxOK | wxICON_INFORMATION, this );
570 }
571
572 void Interface::OnShowDialog( wxCommandEvent& event )
573 {
574     if( p_intf->p_sys->pf_show_dialog )
575     {
576         int i_id;
577
578         switch( event.GetId() )
579         {
580         case OpenFileSimple_Event:
581             i_id = INTF_DIALOG_FILE_SIMPLE;
582             break;
583         case OpenFile_Event:
584             i_id = INTF_DIALOG_FILE;
585             break;
586         case OpenDisc_Event:
587             i_id = INTF_DIALOG_DISC;
588             break;
589         case OpenNet_Event:
590             i_id = INTF_DIALOG_NET;
591             break;
592         case OpenSat_Event:
593             i_id = INTF_DIALOG_SAT;
594             break;
595         case Playlist_Event:
596             i_id = INTF_DIALOG_PLAYLIST;
597             break;
598         case Logs_Event:
599             i_id = INTF_DIALOG_MESSAGES;
600             break;
601         case FileInfo_Event:
602             i_id = INTF_DIALOG_FILEINFO;
603             break;
604         case Prefs_Event:
605             i_id = INTF_DIALOG_PREFS;
606             break;
607         default:
608             i_id = INTF_DIALOG_FILE;
609             break;
610
611         }
612
613         p_intf->p_sys->pf_show_dialog( p_intf, i_id, 1 );
614     }
615 }
616
617 void Interface::OnPlayStream( wxCommandEvent& WXUNUSED(event) )
618 {
619     wxCommandEvent dummy;
620     playlist_t *p_playlist =
621         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
622                                        FIND_ANYWHERE );
623     if( p_playlist == NULL )
624     {
625         /* If the playlist is empty, open a file requester instead */
626         OnShowDialog( dummy );
627         return;
628     }
629
630     if( p_playlist->i_size )
631     {
632         input_thread_t *p_input = (input_thread_t *)vlc_object_find( p_intf,
633                                                        VLC_OBJECT_INPUT,
634                                                        FIND_ANYWHERE );
635         if( p_input == NULL )
636         {
637             /* No stream was playing, start one */
638             playlist_Play( p_playlist );
639             TogglePlayButton( PLAYING_S );
640             vlc_object_release( p_playlist );
641             return;
642         }
643
644         if( p_input->stream.control.i_status != PAUSE_S )
645         {
646             /* A stream is being played, pause it */
647             input_SetStatus( p_input, INPUT_STATUS_PAUSE );
648             TogglePlayButton( PAUSE_S );
649             vlc_object_release( p_playlist );
650             vlc_object_release( p_input );
651             return;
652         }
653
654         /* Stream is paused, resume it */
655         input_SetStatus( p_input, INPUT_STATUS_PLAY );
656         TogglePlayButton( PLAYING_S );
657         vlc_object_release( p_input );
658         vlc_object_release( p_playlist );
659     }
660     else
661     {
662         vlc_mutex_unlock( &p_playlist->object_lock );
663         vlc_object_release( p_playlist );
664         OnShowDialog( dummy );
665     }
666 }
667
668 void Interface::OnStopStream( wxCommandEvent& WXUNUSED(event) )
669 {
670     playlist_t * p_playlist =
671         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
672                                        FIND_ANYWHERE );
673     if( p_playlist == NULL )
674     {
675         return;
676     }
677
678     playlist_Stop( p_playlist );
679     TogglePlayButton( PAUSE_S );
680     vlc_object_release( p_playlist );
681 }
682
683 void Interface::OnSliderUpdate( wxScrollEvent& event )
684 {
685     vlc_mutex_lock( &p_intf->change_lock );
686
687 #ifdef WIN32
688     if( event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE
689         || event.GetEventType() == wxEVT_SCROLL_ENDSCROLL )
690     {
691 #endif
692         if( p_intf->p_sys->i_slider_pos != event.GetPosition()
693             && p_intf->p_sys->p_input )
694         {
695             p_intf->p_sys->i_slider_pos = event.GetPosition();
696             input_Seek( p_intf->p_sys->p_input, p_intf->p_sys->i_slider_pos *
697                         100 / SLIDER_MAX_POS,
698                         INPUT_SEEK_PERCENT | INPUT_SEEK_SET );
699         }
700
701 #ifdef WIN32
702         p_intf->p_sys->b_slider_free = VLC_TRUE;
703     }
704     else
705     {
706         p_intf->p_sys->b_slider_free = VLC_FALSE;
707
708         if( p_intf->p_sys->p_input )
709         {
710             /* Update stream date */
711 #define p_area p_intf->p_sys->p_input->stream.p_selected_area
712             char psz_time[ OFFSETTOTIME_MAX_SIZE ];
713
714             slider_box->SetLabel(
715                 wxU(input_OffsetToTime( p_intf->p_sys->p_input,
716                                         psz_time,
717                                         p_area->i_size * event.GetPosition()
718                                         / SLIDER_MAX_POS )) );
719 #undef p_area
720         }
721     }
722 #endif
723
724     vlc_mutex_unlock( &p_intf->change_lock );
725 }
726
727 void Interface::OnPrevStream( wxCommandEvent& WXUNUSED(event) )
728 {
729     playlist_t * p_playlist =
730         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
731                                        FIND_ANYWHERE );
732     if( p_playlist == NULL )
733     {
734         return;
735     }
736
737     playlist_Prev( p_playlist );
738     vlc_object_release( p_playlist );
739 }
740
741 void Interface::OnNextStream( wxCommandEvent& WXUNUSED(event) )
742 {
743     playlist_t * p_playlist =
744         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
745                                        FIND_ANYWHERE );
746     if( p_playlist == NULL )
747     {
748         return;
749     }
750
751     playlist_Next( p_playlist );
752     vlc_object_release( p_playlist );
753 }
754
755 void Interface::OnSlowStream( wxCommandEvent& WXUNUSED(event) )
756 {
757     input_thread_t *p_input =
758         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
759                                            FIND_ANYWHERE );
760     if( p_input )
761     {
762         input_SetStatus( p_input, INPUT_STATUS_SLOWER );
763         vlc_object_release( p_input );
764     }
765 }
766
767 void Interface::OnFastStream( wxCommandEvent& WXUNUSED(event) )
768 {
769     input_thread_t *p_input =
770         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
771                                            FIND_ANYWHERE );
772     if( p_input )
773     {
774         input_SetStatus( p_input, INPUT_STATUS_FASTER );
775         vlc_object_release( p_input );
776     }
777 }
778
779 void Interface::TogglePlayButton( int i_playing_status )
780 {
781     if( i_playing_status == i_old_playing_status )
782         return;
783
784     GetToolBar()->DeleteTool( PlayStream_Event );
785
786     if( i_playing_status == PLAYING_S )
787     {
788         GetToolBar()->InsertTool( 5, PlayStream_Event, wxU(_("Pause")),
789                                   wxBitmap( pause_xpm ), wxNullBitmap,
790                                   wxITEM_NORMAL, wxU(_(HELP_PAUSE)) );
791     }
792     else
793     {
794         GetToolBar()->InsertTool( 5, PlayStream_Event, wxU(_("Play")),
795                                   wxBitmap( play_xpm ), wxNullBitmap,
796                                   wxITEM_NORMAL, wxU(_(HELP_PLAY)) );
797     }
798
799     GetToolBar()->Realize();
800
801     i_old_playing_status = i_playing_status;
802 }
803
804 #if !defined(__WXX11__)
805 /*****************************************************************************
806  * Definition of DragAndDrop class.
807  *****************************************************************************/
808 DragAndDrop::DragAndDrop( intf_thread_t *_p_intf )
809 {
810     p_intf = _p_intf;
811 }
812
813 bool DragAndDrop::OnDropFiles( wxCoord, wxCoord,
814                                const wxArrayString& filenames )
815 {
816     /* Add dropped files to the playlist */
817
818     playlist_t *p_playlist =
819         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
820                                        FIND_ANYWHERE );
821     if( p_playlist == NULL )
822     {
823         return FALSE;
824     }
825
826     for( size_t i = 0; i < filenames.GetCount(); i++ )
827         playlist_Add( p_playlist, (const char *)filenames[i].mb_str(),
828                       PLAYLIST_APPEND | (i ? 0 : PLAYLIST_GO), PLAYLIST_END );
829
830     vlc_object_release( p_playlist );
831
832     return TRUE;
833 }
834 #endif
835
836 /*****************************************************************************
837  * Definition of wxVolCtrl class.
838  *****************************************************************************/
839 wxVolCtrl::wxVolCtrl( intf_thread_t *_p_intf, wxWindow* parent, wxWindowID id )
840   : wxGauge( parent, id, 200, wxDefaultPosition, wxDefaultSize,
841              wxGA_VERTICAL | wxGA_SMOOTH )
842 {
843     p_intf = _p_intf;
844 }
845
846 void wxVolCtrl::OnChange( wxMouseEvent& event )
847 {
848     int i_volume = (GetRect().height - event.GetY()) * 200 / GetRect().height;
849     Change( i_volume );
850 }
851
852 void wxVolCtrl::Change( int i_volume )
853 {
854     aout_VolumeSet( p_intf, i_volume * AOUT_VOLUME_MAX / 200 );
855     SetValue( i_volume );
856     SetToolTip( wxString::Format((wxString)wxU(_("Volume")) + wxT(" %d"),
857                 i_volume ) );
858 }