1 /*****************************************************************************
2 * slider_manager.cpp : Manage an input slider
3 *****************************************************************************
4 * Copyright (C) 2000-2005 the VideoLAN team
7 * Authors: Gildas Bazin <gbazin@videolan.org>
8 * Clément Stenac <zorglub@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 #include "input_manager.hpp"
26 #include "interface.hpp"
31 /* include the toolbar graphics */
32 #include "bitmaps/prev.xpm"
33 #include "bitmaps/next.xpm"
34 #include "bitmaps/playlist.xpm"
36 /* IDs for the controls */
39 SliderScroll_Event = wxID_HIGHEST,
46 BEGIN_EVENT_TABLE(InputManager, wxPanel)
48 EVT_COMMAND_SCROLL(SliderScroll_Event, InputManager::OnSliderUpdate)
50 /* Disc Buttons events */
51 EVT_BUTTON(DiscMenu_Event, InputManager::OnDiscMenu)
52 EVT_BUTTON(DiscPrev_Event, InputManager::OnDiscPrev)
53 EVT_BUTTON(DiscNext_Event, InputManager::OnDiscNext)
58 #define STATUS_PLAYING 1
59 #define STATUS_PAUSE 2
66 ** On win32, clicking on the slider channel causes the thumb to jump up or down a page size
67 ** like a scrollbar. This is not particularily useful for a movie track, where we'd rather
68 ** see the thumb to jump where the mouse is.
69 ** Therefore, we replace the slider (TRACKBAR control) window proc with our, which intercept
70 ** the mouse down event, and move the thumb accordingly
72 static LRESULT CALLBACK MovieSliderWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
78 POINT click = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
79 RECT tRect = {0, 0, 0, 0};
80 SendMessage(hWnd, TBM_GETTHUMBRECT, 0, (LPARAM)&tRect);
82 /* check whether click is not in thumb */
83 if( ! PtInRect(&tRect, click) )
85 LONG min = SendMessage(hWnd, TBM_GETRANGEMIN, 0, 0);
86 LONG max = SendMessage(hWnd, TBM_GETRANGEMAX, 0, 0);
87 LONG thumb = SendMessage(hWnd, TBM_GETTHUMBLENGTH, 0, 0);;
90 SendMessage(hWnd, TBM_GETCHANNELRECT, 0, (LPARAM)&tRect);
92 /* following is only valid for horizontal trackbar */
93 newpos = ((click.x-tRect.left-(thumb/2))*(max-min)+((tRect.right-tRect.left-thumb)/2))/(tRect.right-tRect.left-thumb);
96 SendMessage(hWnd, TBM_SETPOS, TRUE, newpos);
97 /* notify parent of change */
98 SendMessage(GetParent(hWnd), WM_HSCROLL, TB_ENDTRACK, (LPARAM)hWnd);
105 return CallWindowProc((WNDPROC)GetWindowLongPtr(hWnd, GWLP_USERDATA),
106 hWnd, uMsg, wParam, lParam);
112 /*****************************************************************************
114 *****************************************************************************/
115 InputManager::InputManager( intf_thread_t *_p_intf, Interface *_p_main_intf,
117 : wxPanel( p_parent )
120 p_main_intf = _p_main_intf;
122 i_old_playing_status = STATUS_STOP;
123 i_old_rate = INPUT_RATE_DEFAULT;
124 b_slider_free = VLC_TRUE;
125 i_input_hide_delay = 0;
128 slider = new wxSlider( this, SliderScroll_Event, 0, 0, SLIDER_MAX_POS );
131 /* modify behaviour of WIN32 underlying control
132 in order to implement proper movie slider */
134 HWND sliderHwnd = (HWND)slider->GetHWND();
135 /* put original WNDPROC into USERDATA, this may be incompatible with future version of
137 SetWindowLongPtr(sliderHwnd, GWLP_USERDATA,
138 (LONG_PTR)GetWindowLongPtr(sliderHwnd, GWLP_WNDPROC));
139 /* put our own WNDPROC */
140 SetWindowLongPtr(sliderHwnd, GWLP_WNDPROC, (LONG_PTR)MovieSliderWindowProc);
144 /* Create disc buttons */
145 disc_frame = new wxPanel( this );
147 disc_menu_button = new wxBitmapButton( disc_frame, DiscMenu_Event,
148 wxBitmap( playlist_xpm ) );
149 disc_prev_button = new wxBitmapButton( disc_frame, DiscPrev_Event,
150 wxBitmap( prev_xpm ) );
151 disc_next_button = new wxBitmapButton( disc_frame, DiscNext_Event,
152 wxBitmap( next_xpm ) );
154 disc_sizer = new wxBoxSizer( wxHORIZONTAL );
155 disc_sizer->Add( disc_menu_button, 1, wxEXPAND | wxLEFT | wxRIGHT, 1 );
156 disc_sizer->Add( disc_prev_button, 1, wxEXPAND | wxLEFT | wxRIGHT, 1 );
157 disc_sizer->Add( disc_next_button, 1, wxEXPAND | wxLEFT | wxRIGHT, 1 );
158 disc_frame->SetSizer( disc_sizer );
159 disc_sizer->Layout();
161 /* Add everything to the panel */
162 sizer = new wxBoxSizer( wxHORIZONTAL );
164 sizer->Add( slider, 1, wxEXPAND | wxALL, 5 );
165 sizer->Add( disc_frame, 0, wxALL, 2 );
167 /* Hide by default */
168 sizer->Hide( disc_frame );
169 sizer->Hide( slider );
175 InputManager::~InputManager()
177 vlc_mutex_lock( &p_intf->change_lock );
178 if( p_intf->p_sys->p_input ) vlc_object_release( p_intf->p_sys->p_input );
179 p_intf->p_sys->p_input = NULL;
180 vlc_mutex_unlock( &p_intf->change_lock );
183 /*****************************************************************************
185 *****************************************************************************/
186 vlc_bool_t InputManager::IsPlaying()
188 return (p_input && !p_input->b_die);
191 /*****************************************************************************
193 *****************************************************************************/
194 void InputManager::UpdateInput()
196 playlist_t *p_playlist =
197 (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
199 if( p_playlist != NULL )
201 LockPlaylist( p_intf->p_sys, p_playlist );
202 p_input = p_intf->p_sys->p_input = p_playlist->p_input;
203 if( p_intf->p_sys->p_input )
204 vlc_object_yield( p_intf->p_sys->p_input );
205 UnlockPlaylist( p_intf->p_sys, p_playlist );
206 vlc_object_release( p_playlist );
210 void InputManager::UpdateNowPlaying()
212 char *psz_now_playing = input_GetItem(p_input)->p_meta->psz_nowplaying ?
213 strdup( input_GetItem(p_input)->p_meta->psz_nowplaying ):
215 if( psz_now_playing && *psz_now_playing )
217 p_main_intf->statusbar->SetStatusText(
218 wxString(wxU(psz_now_playing)) + wxT( " - " ) +
219 wxU(input_GetItem(p_input)->psz_name), 2 );
223 p_main_intf->statusbar->SetStatusText(
224 wxU(input_GetItem(p_input)->psz_name), 2 );
226 free( psz_now_playing );
229 void InputManager::UpdateButtons( vlc_bool_t b_play )
233 if( i_old_playing_status == STATUS_STOP ) return;
235 i_old_playing_status = STATUS_STOP;
236 p_main_intf->TogglePlayButton( PAUSE_S );
237 p_main_intf->statusbar->SetStatusText( wxT(""), 0 );
238 p_main_intf->statusbar->SetStatusText( wxT(""), 2 );
240 /* wxCocoa pretends to support this, but at least 2.6.x doesn't */
242 #ifdef wxHAS_TASK_BAR_ICON
243 if( p_main_intf->p_systray )
245 p_main_intf->p_systray->UpdateTooltip(
246 wxString(wxT("VLC media player - ")) + wxU(_("Stopped")) );
254 /* Manage Playing status */
256 var_Get( p_input, "state", &val );
257 val.i_int = val.i_int == PAUSE_S ? STATUS_PAUSE : STATUS_PLAYING;
258 if( i_old_playing_status != val.i_int )
260 i_old_playing_status = val.i_int;
261 p_main_intf->TogglePlayButton( val.i_int == STATUS_PAUSE ?
262 PAUSE_S : PLAYING_S );
264 /* wxCocoa pretends to support this, but at least 2.6.x doesn't */
266 #ifdef wxHAS_TASK_BAR_ICON
267 if( p_main_intf->p_systray )
269 p_main_intf->p_systray->UpdateTooltip(
270 wxU(input_GetItem(p_input)->psz_name) + wxString(wxT(" - ")) +
271 (val.i_int == PAUSE_S ? wxU(_("Paused")) : wxU(_("Playing"))));
278 void InputManager::UpdateDiscButtons()
281 var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );
282 if( val.i_int > 0 && !disc_frame->IsShown() )
286 #define HELP_MENU N_("Menu")
287 #define HELP_PCH N_("Previous chapter")
288 #define HELP_NCH N_("Next chapter")
289 #define HELP_PTR N_("Previous track")
290 #define HELP_NTR N_("Next track")
292 var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &val, NULL );
296 disc_menu_button->Show();
297 disc_sizer->Show( disc_menu_button );
298 disc_sizer->Layout();
299 disc_sizer->Fit( disc_frame );
300 disc_menu_button->SetToolTip( wxU(_( HELP_MENU ) ) );
301 disc_prev_button->SetToolTip( wxU(_( HELP_PCH ) ) );
302 disc_next_button->SetToolTip( wxU(_( HELP_NCH ) ) );
306 disc_menu_button->Hide();
307 disc_sizer->Hide( disc_menu_button );
308 disc_prev_button->SetToolTip( wxU(_( HELP_PTR ) ) );
309 disc_next_button->SetToolTip( wxU(_( HELP_NTR ) ) );
314 else if( val.i_int == 0 && disc_frame->IsShown() )
320 void InputManager::HideSlider()
325 void InputManager::HideDiscFrame()
327 ShowDiscFrame( false );
330 void InputManager::UpdateTime()
332 char psz_time[ MSTRTIME_MAX_SIZE ], psz_total[ MSTRTIME_MAX_SIZE ];
335 i_seconds = var_GetTime( p_intf->p_sys->p_input, "length" ) / 1000000;
336 secstotimestr( psz_total, i_seconds );
338 i_seconds = var_GetTime( p_intf->p_sys->p_input, "time" ) / 1000000;
339 secstotimestr( psz_time, i_seconds );
341 p_main_intf->statusbar->SetStatusText(
342 wxU(psz_time) + wxString(wxT(" / ")) +wxU(psz_total), 0 );
345 void InputManager::Update()
347 /* Update the input */
348 if( p_input == NULL )
354 slider->SetValue( 0 );
356 else if( !i_input_hide_delay )
358 i_input_hide_delay = mdate() + 200000;
360 else if( i_input_hide_delay < mdate() )
362 if( disc_frame->IsShown() ) HideDiscFrame();
363 if( slider->IsShown() ) HideSlider();
364 i_input_hide_delay = 0;
367 else if( p_input->b_dead )
369 UpdateButtons( VLC_FALSE );
370 vlc_object_release( p_input );
375 i_input_hide_delay = 0;
378 if( p_input && !p_input->b_die )
380 vlc_value_t pos, len;
383 UpdateButtons( VLC_TRUE );
387 /* Really manage the slider */
388 var_Get( p_input, "position", &pos );
389 var_Get( p_input, "length", &len );
391 if( pos.f_float > 0 && !slider->IsShown() ) ShowSlider();
392 else if( pos.f_float <= 0 && slider->IsShown() ) HideSlider();
394 /* Update the slider if the user isn't dragging it. */
395 if( slider->IsShown() && b_slider_free )
397 i_slider_pos = (int)(SLIDER_MAX_POS * pos.f_float);
398 slider->SetValue( i_slider_pos );
401 /* Manage Speed status */
403 var_Get( p_input, "rate", &val );
404 if( i_old_rate != val.i_int )
406 p_main_intf->statusbar->SetStatusText(
407 wxString::Format(wxT("x%.2f"),
408 (float)INPUT_RATE_DEFAULT / val.i_int ), 1 );
409 i_old_rate = val.i_int;
414 /*****************************************************************************
416 *****************************************************************************/
417 void InputManager::OnDiscMenu( wxCommandEvent& WXUNUSED(event) )
419 input_thread_t *p_input =
420 (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
424 vlc_value_t val; val.i_int = 2;
426 var_Set( p_input, "title 0", val);
427 vlc_object_release( p_input );
431 void InputManager::OnDiscPrev( wxCommandEvent& WXUNUSED(event) )
433 input_thread_t *p_input =
434 (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
438 int i_type = var_Type( p_input, "prev-chapter" );
439 vlc_value_t val; val.b_bool = VLC_TRUE;
441 var_Set( p_input, ( i_type & VLC_VAR_TYPE ) != 0 ?
442 "prev-chapter" : "prev-title", val );
444 vlc_object_release( p_input );
448 void InputManager::OnDiscNext( wxCommandEvent& WXUNUSED(event) )
450 input_thread_t *p_input =
451 (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
455 int i_type = var_Type( p_input, "next-chapter" );
456 vlc_value_t val; val.b_bool = VLC_TRUE;
458 var_Set( p_input, ( i_type & VLC_VAR_TYPE ) != 0 ?
459 "next-chapter" : "next-title", val );
461 vlc_object_release( p_input );
465 void InputManager::OnSliderUpdate( wxScrollEvent& event )
467 vlc_mutex_lock( &p_intf->change_lock );
470 if( event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE
471 || event.GetEventType() == wxEVT_SCROLL_ENDSCROLL )
474 if( i_slider_pos != event.GetPosition() && p_intf->p_sys->p_input )
477 pos.f_float = (float)event.GetPosition() / (float)SLIDER_MAX_POS;
478 var_Set( p_intf->p_sys->p_input, "position", pos );
482 b_slider_free = VLC_TRUE;
486 b_slider_free = VLC_FALSE;
487 if( p_intf->p_sys->p_input ) UpdateTime();
492 vlc_mutex_unlock( &p_intf->change_lock );
495 void InputManager::ShowSlider( bool show )
497 if( !!show == !!slider->IsShown() ) return;
499 UpdateVideoWindow( p_intf, p_main_intf->video_window );
501 sizer->Show( slider, show );
504 wxCommandEvent intf_event( wxEVT_INTF, 0 );
505 p_main_intf->AddPendingEvent( intf_event );
508 void InputManager::ShowDiscFrame( bool show )
510 if( !!show == !!disc_frame->IsShown() ) return;
512 UpdateVideoWindow( p_intf, p_main_intf->video_window );
514 sizer->Show( disc_frame, show );
517 wxCommandEvent intf_event( wxEVT_INTF, 0 );
518 p_main_intf->AddPendingEvent( intf_event );