1 /*****************************************************************************
2 * wxwindows.cpp : wxWindows plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 2000-2001 VideoLAN
5 * $Id: wxwindows.cpp,v 1.29 2003/08/08 16:50:27 gbazin Exp $
7 * Authors: Gildas Bazin <gbazin@netcourrier.com>
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.
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.
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 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
27 #include <stdlib.h> /* malloc(), free() */
28 #include <errno.h> /* ENOMEM */
29 #include <string.h> /* strerror() */
34 #ifdef WIN32 /* mingw32 hack */
39 /* Let vlc take care of the i18n stuff */
40 #define WXINTL_NO_GETTEXT_MACRO
42 #include <wx/wxprec.h>
47 #include "wxwindows.h"
50 #if defined(WIN32) && defined(_WX_INIT_H_)
51 /* Hack to detect wxWindows 2.5 which has a different wxEntry() prototype */
52 extern int wxEntry( HINSTANCE hInstance, HINSTANCE hPrevInstance = NULL,
53 char *pCmdLine = NULL, int nCmdShow = SW_NORMAL );
56 int wxEntry( int argc, char *argv[] , bool enterLoop = TRUE );
59 /*****************************************************************************
61 *****************************************************************************/
62 static int Open ( vlc_object_t * );
63 static void Close ( vlc_object_t * );
64 static int OpenDialogs ( vlc_object_t * );
66 static void Run ( intf_thread_t * );
67 static void Init ( intf_thread_t * );
69 static void ShowDialog ( intf_thread_t *, int, int, intf_dialog_args_t * );
71 /*****************************************************************************
72 * Local classes declarations.
73 *****************************************************************************/
74 class Instance: public wxApp
78 Instance( intf_thread_t *_p_intf );
83 intf_thread_t *p_intf;
84 wxLocale locale; /* locale we'll be using */
87 /*****************************************************************************
89 *****************************************************************************/
94 int i_score = getenv( "DISPLAY" ) == NULL ? 15 : 150;
96 set_description( (char *) _("wxWindows interface module") );
97 set_capability( "interface", i_score );
98 set_callbacks( Open, Close );
99 add_shortcut( "wxwindows" );
100 add_shortcut( "wxwin" );
101 add_shortcut( "wx" );
102 set_program( "wxvlc" );
105 set_description( _("wxWindows dialogs provider") );
106 set_capability( "dialogs provider", 50 );
107 set_callbacks( OpenDialogs, Close );
110 linked_with_a_crap_library_which_uses_atexit();
114 /*****************************************************************************
115 * Open: initialize and create window
116 *****************************************************************************/
117 static int Open( vlc_object_t *p_this )
119 intf_thread_t *p_intf = (intf_thread_t *)p_this;
121 /* Allocate instance and initialize some members */
122 p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
123 if( p_intf->p_sys == NULL )
125 msg_Err( p_intf, "out of memory" );
129 p_intf->pf_run = Run;
131 p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
133 /* Initialize wxWindows thread */
134 p_intf->p_sys->b_playing = 0;
136 p_intf->p_sys->p_input = NULL;
137 p_intf->p_sys->i_playing = -1;
138 p_intf->p_sys->b_slider_free = 1;
139 p_intf->p_sys->i_slider_pos = p_intf->p_sys->i_slider_oldpos = 0;
141 p_intf->p_sys->p_popup_menu = NULL;
143 p_intf->pf_show_dialog = NULL;
148 static int OpenDialogs( vlc_object_t *p_this )
150 intf_thread_t *p_intf = (intf_thread_t *)p_this;
151 int i_ret = Open( p_this );
153 p_intf->pf_show_dialog = ShowDialog;
158 /*****************************************************************************
159 * Close: destroy interface window
160 *****************************************************************************/
161 static void Close( vlc_object_t *p_this )
163 intf_thread_t *p_intf = (intf_thread_t *)p_this;
165 if( p_intf->p_sys->p_input )
167 vlc_object_release( p_intf->p_sys->p_input );
170 if( p_intf->pf_show_dialog )
172 /* We must destroy the dialogs thread */
173 wxCommandEvent event( wxEVT_DIALOG, INTF_DIALOG_EXIT );
174 p_intf->p_sys->p_wxwindow->AddPendingEvent( event );
175 vlc_thread_join( p_intf );
178 msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
180 /* Destroy structure */
181 free( p_intf->p_sys );
184 /*****************************************************************************
185 * Run: wxWindows thread
186 *****************************************************************************/
187 #if !defined(__BUILTIN__) && defined( WIN32 )
188 HINSTANCE hInstance = 0;
189 extern "C" BOOL WINAPI
190 DllMain (HANDLE hModule, DWORD fdwReason, LPVOID lpReserved)
192 hInstance = (HINSTANCE)hModule;
197 static void Run( intf_thread_t *p_intf )
199 if( p_intf->pf_show_dialog )
201 /* The module is used in dialog provider mode */
203 /* Create a new thread for wxWindows */
204 if( vlc_thread_create( p_intf, "Skins Dialogs Thread",
205 Init, 0, VLC_TRUE ) )
207 msg_Err( p_intf, "cannot create Skins Dialogs Thread" );
208 p_intf->pf_show_dialog = NULL;
213 /* The module is used in interface mode */
218 static void Init( intf_thread_t *p_intf )
220 #if !defined( WIN32 )
221 static char *p_args[] = { "" };
225 /* Hack to pass the p_intf pointer to the new wxWindow Instance object */
227 wxApp::SetInstance( new Instance( p_intf ) );
229 wxTheApp = new Instance( p_intf );
233 #if !defined(__BUILTIN__)
234 wxEntry( hInstance/*GetModuleHandle(NULL)*/, NULL, NULL, SW_SHOW );
236 wxEntry( GetModuleHandle(NULL), NULL, NULL, SW_SHOW );
239 wxEntry( i_args, p_args );
242 if( p_intf->pf_show_dialog )
244 /* We need to manually clean up the dialogs class */
245 if( p_intf->p_sys->p_wxwindow ) delete p_intf->p_sys->p_wxwindow;
249 /* following functions are local */
251 /*****************************************************************************
253 *****************************************************************************/
254 Instance::Instance( )
258 Instance::Instance( intf_thread_t *_p_intf )
264 IMPLEMENT_APP_NO_MAIN(Instance)
266 /*****************************************************************************
267 * Instance::OnInit: the parent interface execution starts here
268 *****************************************************************************
269 * This is the "main program" equivalent, the program execution will
271 *****************************************************************************/
272 bool Instance::OnInit()
274 /* Initialization of i18n stuff.
275 * Usefull for things we don't have any control over, like wxWindows
276 * provided facilities (eg. open file dialog) */
277 locale.Init( wxLANGUAGE_DEFAULT );
279 /* Make an instance of your derived frame. Passing NULL (the default value
280 * of Frame's constructor is NULL) as the frame doesn't have a parent
281 * since it is the first window */
283 if( !p_intf->pf_show_dialog )
285 /* The module is used in interface mode */
286 Interface *MainInterface = new Interface( p_intf );
287 p_intf->p_sys->p_wxwindow = MainInterface;
289 /* Show the interface */
290 MainInterface->Show( TRUE );
292 SetTopWindow( MainInterface );
295 new Timer( p_intf, MainInterface );
298 /* Creates the dialogs provider */
299 p_intf->p_sys->p_wxwindow =
300 new DialogsProvider( p_intf, p_intf->pf_show_dialog ?
301 NULL : p_intf->p_sys->p_wxwindow );
303 p_intf->p_sys->pf_show_dialog = ShowDialog;
305 /* OK, initialization is over */
306 vlc_thread_ready( p_intf );
308 /* Return TRUE to tell program to continue (FALSE would terminate) */
312 static void ShowDialog( intf_thread_t *p_intf, int i_dialog_event, int i_arg,
313 intf_dialog_args_t *p_arg )
315 wxCommandEvent event( wxEVT_DIALOG, i_dialog_event );
316 event.SetInt( i_arg );
317 event.SetClientData( p_arg );
319 /* Hack to prevent popup events to be enqueued when
320 * one is already active */
321 if( i_dialog_event != INTF_DIALOG_POPUPMENU ||
322 !p_intf->p_sys->p_popup_menu )
324 p_intf->p_sys->p_wxwindow->AddPendingEvent( event );