1 /*****************************************************************************
2 * wxwindows.cpp : wxWindows plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 2000-2001 VideoLAN
5 * $Id: wxwindows.cpp,v 1.26 2003/07/25 13:24:29 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 *****************************************************************************/
91 set_description( (char *) _("wxWindows interface module") );
92 set_capability( "interface", 50 );
93 set_callbacks( Open, Close );
94 add_shortcut( "wxwindows" );
95 add_shortcut( "wxwin" );
97 set_program( "wxvlc" );
100 set_description( _("wxWindows dialogs provider") );
101 set_capability( "dialogs provider", 50 );
102 set_callbacks( OpenDialogs, Close );
105 linked_with_a_crap_library_which_uses_atexit();
109 /*****************************************************************************
110 * Open: initialize and create window
111 *****************************************************************************/
112 static int Open( vlc_object_t *p_this )
114 intf_thread_t *p_intf = (intf_thread_t *)p_this;
116 /* Allocate instance and initialize some members */
117 p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
118 if( p_intf->p_sys == NULL )
120 msg_Err( p_intf, "out of memory" );
124 p_intf->pf_run = Run;
126 p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
128 /* Initialize wxWindows thread */
129 p_intf->p_sys->b_playing = 0;
131 p_intf->p_sys->p_input = NULL;
132 p_intf->p_sys->i_playing = -1;
133 p_intf->p_sys->b_slider_free = 1;
134 p_intf->p_sys->i_slider_pos = p_intf->p_sys->i_slider_oldpos = 0;
136 p_intf->p_sys->p_popup_menu = NULL;
138 p_intf->pf_show_dialog = NULL;
143 static int OpenDialogs( vlc_object_t *p_this )
145 intf_thread_t *p_intf = (intf_thread_t *)p_this;
146 int i_ret = Open( p_this );
148 p_intf->pf_show_dialog = ShowDialog;
153 /*****************************************************************************
154 * Close: destroy interface window
155 *****************************************************************************/
156 static void Close( vlc_object_t *p_this )
158 intf_thread_t *p_intf = (intf_thread_t *)p_this;
160 if( p_intf->p_sys->p_input )
162 vlc_object_release( p_intf->p_sys->p_input );
165 msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
167 if( p_intf->pf_show_dialog )
169 /* We must destroy the dialogs thread */
170 wxCommandEvent event( wxEVT_DIALOG, INTF_DIALOG_EXIT );
171 p_intf->p_sys->p_wxwindow->AddPendingEvent( event );
172 vlc_thread_join( p_intf );
175 /* Destroy structure */
176 free( p_intf->p_sys );
179 /*****************************************************************************
180 * Run: wxWindows thread
181 *****************************************************************************/
182 #if !defined(__BUILTIN__) && defined( WIN32 )
183 HINSTANCE hInstance = 0;
184 extern "C" BOOL WINAPI
185 DllMain (HANDLE hModule, DWORD fdwReason, LPVOID lpReserved)
187 hInstance = (HINSTANCE)hModule;
192 static void Run( intf_thread_t *p_intf )
194 if( p_intf->pf_show_dialog )
196 /* The module is used in dialog provider mode */
198 /* Create a new thread for wxWindows */
199 if( vlc_thread_create( p_intf, "Skins Dialogs Thread",
200 Init, 0, VLC_TRUE ) )
202 msg_Err( p_intf, "cannot create Skins Dialogs Thread" );
203 p_intf->pf_show_dialog = NULL;
208 /* The module is used in interface mode */
213 static void Init( intf_thread_t *p_intf )
215 #if !defined( WIN32 )
216 static char *p_args[] = { "" };
220 /* Hack to pass the p_intf pointer to the new wxWindow Instance object */
221 wxTheApp = new Instance( p_intf );
224 #if !defined(__BUILTIN__)
225 wxEntry( hInstance/*GetModuleHandle(NULL)*/, NULL, NULL, SW_SHOW );
227 wxEntry( GetModuleHandle(NULL), NULL, NULL, SW_SHOW );
230 wxEntry( i_args, p_args );
234 /* following functions are local */
236 /*****************************************************************************
238 *****************************************************************************/
239 Instance::Instance( )
243 Instance::Instance( intf_thread_t *_p_intf )
249 IMPLEMENT_APP_NO_MAIN(Instance)
251 /*****************************************************************************
252 * Instance::OnInit: the parent interface execution starts here
253 *****************************************************************************
254 * This is the "main program" equivalent, the program execution will
256 *****************************************************************************/
257 bool Instance::OnInit()
259 /* Initialization of i18n stuff.
260 * Usefull for things we don't have any control over, like wxWindows
261 * provided facilities (eg. open file dialog) */
262 locale.Init( wxLANGUAGE_DEFAULT );
264 /* Make an instance of your derived frame. Passing NULL (the default value
265 * of Frame's constructor is NULL) as the frame doesn't have a parent
266 * since it is the first window */
268 if( !p_intf->pf_show_dialog )
270 /* The module is used in interface mode */
271 Interface *MainInterface = new Interface( p_intf );
272 p_intf->p_sys->p_wxwindow = MainInterface;
274 /* Show the interface */
275 MainInterface->Show( TRUE );
277 SetTopWindow( MainInterface );
280 new Timer( p_intf, MainInterface );
283 /* Creates the dialogs provider */
284 p_intf->p_sys->p_wxwindow =
285 new DialogsProvider( p_intf, p_intf->pf_show_dialog ?
286 NULL : p_intf->p_sys->p_wxwindow );
288 p_intf->p_sys->pf_show_dialog = ShowDialog;
290 /* OK, initialization is over */
291 vlc_thread_ready( p_intf );
293 /* Return TRUE to tell program to continue (FALSE would terminate) */
297 static void ShowDialog( intf_thread_t *p_intf, int i_dialog_event, int i_arg,
298 intf_dialog_args_t *p_arg )
300 wxCommandEvent event( wxEVT_DIALOG, i_dialog_event );
301 event.SetInt( i_arg );
302 event.SetClientData( p_arg );
304 /* Hack to prevent popup events to be enqueued when
305 * one is already active */
306 if( i_dialog_event != INTF_DIALOG_POPUPMENU ||
307 !p_intf->p_sys->p_popup_menu )
309 p_intf->p_sys->p_wxwindow->AddPendingEvent( event );