git.sesse.net Git - vlc/blob - modules/gui/hildon/maemo.c

   1 /****************************************************************************
   2  * maemo.c : Maemo plugin for VLC
   3  *****************************************************************************
   4  * Copyright (C) 2008 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Antoine Lejeune <phytos@videolan.org>
   8  *          Gildas Bazin <gbazin@videolan.org>
   9  *
  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.
  14  *
  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.
  19  *
  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  *****************************************************************************/
  24
  25 #ifdef HAVE_CONFIG_H
  26 # include "config.h"
  27 #endif
  28
  29 #include <vlc_common.h>
  30 #include <vlc_plugin.h>
  31 #include <vlc_interface.h>
  32 #include <vlc_vout_window.h>
  33 #include <vlc_xlib.h>
  34
  35 #include <hildon/hildon-program.h>
  36 #include <hildon/hildon-banner.h>
  37 #include <gtk/gtk.h>
  38 #include <gdk/gdkx.h>
  39 #include <stdio.h>
  40 #include <inttypes.h>
  41
  42 #include "maemo.h"
  43 #include "maemo_callbacks.h"
  44 #include "maemo_input.h"
  45 #include "maemo_interface.h"
  46
  47 /*****************************************************************************
  48  * Local prototypes
  49  *****************************************************************************/
  50 static int      Open            ( vlc_object_t * );
  51 static void     Close           ( vlc_object_t * );
  52 static void     *Thread         ( void * );
  53 static int      OpenWindow      ( vout_window_t *, const vout_window_cfg_t * );
  54 static void     CloseWindow     ( vout_window_t * );
  55 static int      ControlWindow   ( vout_window_t *, int, va_list );
  56 static gboolean interface_ready ( gpointer );
  57
  58 /*****************************************************************************
  59 * Module descriptor
  60 *****************************************************************************/
  61 vlc_module_begin();
  62     set_shortname( "Maemo" );
  63     set_description( N_("Maemo hildon interface") );
  64     set_category( CAT_INTERFACE );
  65     set_subcategory( SUBCAT_INTERFACE_MAIN );
  66     set_capability( "interface", 70 );
  67     set_callbacks( Open, Close );
  68     add_shortcut( "maemo" );
  69
  70     add_submodule();
  71         set_capability( "vout window xid", 50 );
  72         set_callbacks( OpenWindow, CloseWindow );
  73 vlc_module_end();
  74
  75 /*****************************************************************************
  76  * Module callbacks
  77  *****************************************************************************/
  78 static int Open( vlc_object_t *p_this )
  79 {
  80     intf_thread_t *p_intf = (intf_thread_t *)p_this;
  81     intf_sys_t *p_sys;
  82     vlc_value_t val;
  83
  84     if( !vlc_xlib_init( p_this ) )
  85         return VLC_EGENERIC;
  86
  87     /* Allocate instance and initialize some members */
  88     p_intf->p_sys = p_sys = malloc( sizeof( intf_sys_t ) );
  89     if( p_intf->p_sys == NULL )
  90         return VLC_ENOMEM;
  91
  92     p_sys->p_playlist = pl_Get( p_intf );
  93     p_sys->p_input = NULL;
  94
  95     p_sys->p_main_window = NULL;
  96     p_sys->p_video_window = NULL;
  97     p_sys->p_control_window = NULL;
  98     p_sys->b_fullscreen = false;
  99     p_sys->i_event = 0;
 100
 101     vlc_spin_init( &p_sys->event_lock );
 102
 103     /* Create separate thread for main interface */
 104     vlc_sem_init (&p_sys->ready, 0);
 105     if( vlc_clone( &p_sys->thread, Thread, p_intf, VLC_THREAD_PRIORITY_LOW ) )
 106     {
 107         free (p_sys);
 108         return VLC_ENOMEM;
 109     }
 110
 111     /* Wait for interface thread to be fully initialised */
 112     vlc_sem_wait (&p_sys->ready);
 113     vlc_sem_destroy (&p_sys->ready);
 114
 115     var_Create (p_this->p_libvlc, "hildon-iface", VLC_VAR_ADDRESS);
 116     val.p_address = p_this;
 117     var_Set (p_this->p_libvlc, "hildon-iface", val);
 118
 119     return VLC_SUCCESS;
 120 }
 121
 122 static void Close( vlc_object_t *p_this )
 123 {
 124     intf_thread_t *p_intf = (intf_thread_t *)p_this;
 125
 126     var_Destroy (p_this->p_libvlc, "hildon-iface");
 127
 128     gtk_main_quit();
 129     vlc_join (p_intf->p_sys->thread, NULL);
 130     vlc_spin_destroy( &p_intf->p_sys->event_lock );
 131     free( p_intf->p_sys );
 132 }
 133
 134 static gint quit_event( GtkWidget *widget, GdkEvent *event, gpointer data )
 135 {
 136     intf_thread_t *p_intf = (intf_thread_t *)data;
 137     (void)widget; (void)event;
 138     libvlc_Quit( p_intf->p_libvlc );
 139     return TRUE;
 140 }
 141
 142 /*****************************************************************************
 143 * Initialize and launch the interface
 144 *****************************************************************************/
 145 static void *Thread( void *obj )
 146 {
 147     intf_thread_t *p_intf = (intf_thread_t *)obj;
 148     const char *p_args[] = { "vlc" };
 149     int i_args = sizeof(p_args)/sizeof(char *);
 150     char **pp_args  = (char **)p_args;
 151
 152     HildonProgram *program;
 153     HildonWindow *window;
 154     GtkWidget *main_vbox, *bottom_hbox;
 155     GtkWidget *video, *seekbar;
 156     GtkWidget *play_button, *prev_button, *next_button;
 157     GtkWidget *stop_button, *playlist_button;
 158
 159     gtk_init( &i_args, &pp_args );
 160
 161     program = HILDON_PROGRAM( hildon_program_get_instance() );
 162     g_set_application_name( "VLC Media Player" );
 163
 164     window = HILDON_WINDOW( hildon_window_new() );
 165     hildon_program_add_window( program, window );
 166     gtk_object_set_data( GTK_OBJECT( window ), "p_intf", p_intf );
 167     p_intf->p_sys->p_main_window = window;
 168
 169     g_signal_connect( GTK_WIDGET(window), "key-press-event",
 170                       G_CALLBACK( key_cb ), p_intf );
 171     g_signal_connect (GTK_WIDGET(window), "delete_event",
 172                       GTK_SIGNAL_FUNC( quit_event), p_intf );
 173
 174     // A little theming
 175     char *psz_rc_file = NULL;
 176     char *psz_data = config_GetDataDir();
 177     if( asprintf( &psz_rc_file, "%s/maemo/vlc_intf.rc", psz_data ) != -1 )
 178     {
 179         gtk_rc_parse( psz_rc_file );
 180         free( psz_rc_file );
 181     }
 182     free( psz_data );
 183
 184     // We create the main vertical box
 185     main_vbox = gtk_vbox_new( FALSE, 0 );
 186     gtk_container_add( GTK_CONTAINER( window ), main_vbox );
 187
 188     // Menubar
 189     GtkWidget *main_menu = create_menu( p_intf );
 190 #ifdef HAVE_MAEMO
 191     hildon_window_set_menu( HILDON_WINDOW( p_intf->p_sys->p_main_window ),
 192                             GTK_MENU( main_menu ) );
 193 #else
 194     GtkWidget *menu_bar = gtk_menu_bar_new ();
 195     GtkWidget *item = gtk_menu_item_new_with_label ("Menu");
 196     gtk_menu_bar_append(menu_bar, item);
 197     gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), main_menu);
 198     gtk_widget_show_all (menu_bar);
 199     gtk_box_pack_start(GTK_BOX(main_vbox), menu_bar, FALSE, FALSE, 0);
 200 #endif
 201
 202     // We put first the embedded video
 203     video = gtk_event_box_new();
 204     GdkColor black = {0,0,0,0};
 205     gtk_widget_modify_bg(video, GTK_STATE_NORMAL, &black);
 206     p_intf->p_sys->p_video_window = video;
 207     gtk_box_pack_start( GTK_BOX( main_vbox ), video, TRUE, TRUE, 0 );
 208
 209     create_playlist( p_intf );
 210     gtk_box_pack_start( GTK_BOX( main_vbox ), p_intf->p_sys->p_playlist_window, TRUE, TRUE, 0 );
 211
 212     // We put the horizontal box which contains all the buttons
 213     p_intf->p_sys->p_control_window = bottom_hbox = gtk_hbox_new( FALSE, 0 );
 214
 215     // We create the buttons
 216     play_button = gtk_button_new();
 217     gtk_button_set_image( GTK_BUTTON( play_button ),
 218                    gtk_image_new_from_stock( "vlc-play", GTK_ICON_SIZE_BUTTON ) );
 219     p_intf->p_sys->p_play_button = play_button;
 220     stop_button = gtk_button_new();
 221     gtk_button_set_image( GTK_BUTTON( stop_button ),
 222                           gtk_image_new_from_stock( "vlc-stop", GTK_ICON_SIZE_BUTTON ) );
 223     prev_button = gtk_button_new();
 224     gtk_button_set_image( GTK_BUTTON( prev_button ),
 225                       gtk_image_new_from_stock( "vlc-previous", GTK_ICON_SIZE_BUTTON ) );
 226     next_button = gtk_button_new();
 227     gtk_button_set_image( GTK_BUTTON( next_button ),
 228                       gtk_image_new_from_stock( "vlc-next", GTK_ICON_SIZE_BUTTON ) );
 229     playlist_button = gtk_button_new();
 230     gtk_button_set_image( GTK_BUTTON( playlist_button ),
 231                           gtk_image_new_from_stock( "vlc-playlist", GTK_ICON_SIZE_BUTTON ) );
 232     seekbar = hildon_seekbar_new();
 233     p_intf->p_sys->p_seekbar = HILDON_SEEKBAR( seekbar );
 234
 235     // We add them to the hbox
 236     gtk_box_pack_start( GTK_BOX( bottom_hbox ), play_button, FALSE, FALSE, 0 );
 237     gtk_box_pack_start( GTK_BOX( bottom_hbox ), stop_button, FALSE, FALSE, 0 );
 238     gtk_box_pack_start( GTK_BOX( bottom_hbox ), prev_button, FALSE, FALSE, 0 );
 239     gtk_box_pack_start( GTK_BOX( bottom_hbox ), next_button, FALSE, FALSE, 0 );
 240     gtk_box_pack_start( GTK_BOX( bottom_hbox ), playlist_button, FALSE, FALSE, 0 );
 241     gtk_box_pack_start( GTK_BOX( bottom_hbox ), seekbar    , TRUE , TRUE , 5 );
 242     // We add the hbox to the main vbox
 243     gtk_box_pack_start( GTK_BOX( main_vbox ), bottom_hbox, FALSE, FALSE, 0 );
 244
 245     g_signal_connect( play_button, "clicked", G_CALLBACK( play_cb ), NULL );
 246     g_signal_connect( stop_button, "clicked", G_CALLBACK( stop_cb ), NULL );
 247     g_signal_connect( prev_button, "clicked", G_CALLBACK( prev_cb ), NULL );
 248     g_signal_connect( next_button, "clicked", G_CALLBACK( next_cb ), NULL );
 249     g_signal_connect( playlist_button, "clicked", G_CALLBACK( playlist_cb ), NULL );
 250     g_signal_connect( seekbar, "change-value",
 251                       G_CALLBACK( seekbar_changed_cb ), NULL );
 252
 253     gtk_widget_show_all( GTK_WIDGET( window ) );
 254     gtk_widget_hide_all( p_intf->p_sys->p_playlist_window );
 255
 256 #if 1
 257     /* HACK: Only one X11 client can subscribe to mouse button press events.
 258      * VLC currently handles those in the video display.
 259      * Force GTK to unsubscribe from mouse press and release events. */
 260     Display *dpy = GDK_WINDOW_XDISPLAY( gtk_widget_get_window(p_intf->p_sys->p_video_window) );
 261     Window w = GDK_WINDOW_XID( gtk_widget_get_window(p_intf->p_sys->p_video_window) );
 262     XWindowAttributes attr;
 263
 264     XGetWindowAttributes( dpy, w, &attr );
 265     attr.your_event_mask &= ~(ButtonPressMask|ButtonReleaseMask);
 266     XSelectInput( dpy, w, attr.your_event_mask );
 267 #endif
 268
 269     // The embedded video is only ready after gtk_main and windows are shown
 270     g_idle_add( interface_ready, p_intf );
 271
 272     gtk_main();
 273
 274     delete_input( p_intf );
 275     delete_playlist( p_intf );
 276
 277     gtk_object_destroy( GTK_OBJECT( main_menu ) );
 278     gtk_object_destroy( GTK_OBJECT( window ) );
 279
 280     return NULL;
 281 }
 282
 283 /**
 284 * Video output window provider
 285 */
 286 static int OpenWindow (vout_window_t *p_wnd, const vout_window_cfg_t *cfg)
 287 {
 288     intf_thread_t *p_intf;
 289     vlc_value_t val;
 290
 291     if (cfg->is_standalone)
 292         return VLC_EGENERIC;
 293
 294     if( var_Get( p_obj->p_libvlc, "hildon-iface", &val ) )
 295         val.p_address = NULL;
 296
 297     p_intf = (intf_thread_t *)val.p_address;
 298     if( !p_intf )
 299     {   /* If another interface is used, this plugin cannot work */
 300         msg_Dbg( p_obj, "Hildon interface not found" );
 301         return VLC_EGENERIC;
 302     }
 303
 304     p_wnd->handle.xid = p_intf->p_sys->xid;
 305
 306     if (!p_wnd->handle.xid)
 307         return VLC_EGENERIC;
 308
 309     p_wnd->control = ControlWindow;
 310     p_wnd->sys = (vout_window_sys_t*)p_intf;
 311
 312     return VLC_SUCCESS;
 313 }
 314
 315 static int ControlWindow (vout_window_t *p_wnd, int query, va_list args)
 316 {
 317     intf_thread_t *p_intf = (intf_thread_t *)p_wnd->sys;
 318
 319     switch( query )
 320     {
 321     case VOUT_WINDOW_SET_SIZE:
 322     {
 323         int i_width  = (int)va_arg( args, int );
 324         int i_height = (int)va_arg( args, int );
 325
 326         int i_current_w, i_current_h;
 327         gdk_drawable_get_size( GDK_DRAWABLE( p_intf->p_sys->p_video_window ),
 328                                &i_current_w, &i_current_h );
 329         if( i_width != i_current_w || i_height != i_current_h )
 330             return VLC_EGENERIC;
 331         return VLC_SUCCESS;
 332     }
 333     case VOUT_WINDOW_SET_FULLSCREEN:
 334     {
 335         bool b_fs = va_arg( args, int );
 336         p_intf->p_sys->b_fullscreen = b_fs;
 337         g_idle_add( fullscreen_cb, p_intf );
 338         return VLC_SUCCESS;
 339     }
 340     default:
 341         return VLC_EGENERIC;
 342     }
 343 }
 344
 345 static void CloseWindow (vout_window_t *p_wnd)
 346 {
 347     intf_thread_t *p_intf = (intf_thread_t *)p_wnd->sys;
 348
 349     if( p_intf->p_sys->b_fullscreen )
 350     {
 351         p_intf->p_sys->b_fullscreen = false;
 352         g_idle_add( fullscreen_cb, p_intf );
 353     }
 354 }
 355
 356 static gboolean interface_ready( gpointer data )
 357 {
 358     intf_thread_t *p_intf = (intf_thread_t *)data;
 359
 360     p_intf->p_sys->xid =
 361         GDK_WINDOW_XID( gtk_widget_get_window(p_intf->p_sys->p_video_window) );
 362
 363     // Refresh playlist
 364     post_event( p_intf, EVENT_PLAYLIST_CURRENT );
 365
 366     // Everything is initialised
 367     vlc_sem_post (&p_intf->p_sys->ready);
 368
 369     // We want it to be executed only one time
 370     return FALSE;
 371 }