]> git.sesse.net Git - vlc/blobdiff - projects/mozilla/vlcplugin.cpp
Mozilla plugin event listeners.
[vlc] / projects / mozilla / vlcplugin.cpp
index 1b5ccee6fb8516951f2e1abc754b8498f16639fa..aa5010135cd18bf231aa24647a0588982281f9c0 100644 (file)
@@ -1,11 +1,12 @@
 /*****************************************************************************
  * vlcplugin.cpp: a VLC plugin for Mozilla
  *****************************************************************************
- * Copyright (C) 2002-2005 the VideoLAN team
+ * Copyright (C) 2002-2009 the VideoLAN team
  * $Id$
  *
  * Authors: Samuel Hocevar <sam@zoy.org>
  *          Damien Fouilleul <damienf.fouilleul@laposte.net>
+ *          Jean-Paul Saman <jpsaman@videolan.org>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
 #endif
 
 #include "vlcplugin.h"
-#include "control/npovlc.h"
 #include "control/npolibvlc.h"
 
 #include <ctype.h>
+#include <string>
 
 /*****************************************************************************
  * VlcPlugin constructor and destructor
@@ -45,24 +46,39 @@ VlcPlugin::VlcPlugin( NPP instance, uint16 mode ) :
     b_stream(0),
     b_autoplay(1),
     b_toolbar(0),
+    psz_text(NULL),
     psz_target(NULL),
+    playlist_index(-1),
     libvlc_instance(NULL),
-    libvlc_log(NULL),
+    libvlc_media_list(NULL),
+    libvlc_media_player(NULL),
     p_scriptClass(NULL),
     p_browser(instance),
     psz_baseURL(NULL)
-#if XP_WIN
+#if defined(XP_WIN)
     ,pf_wndproc(NULL)
 #endif
-#if XP_UNIX
+#if defined(XP_UNIX)
     ,i_width((unsigned)-1)
     ,i_height((unsigned)-1)
     ,i_tb_width(0)
     ,i_tb_height(0)
     ,i_last_position(0)
+    ,p_btnPlay(NULL)
+    ,p_btnPause(NULL)
+    ,p_btnStop(NULL)
+    ,p_btnMute(NULL)
+    ,p_btnUnmute(NULL)
+    ,p_btnFullscreen(NULL)
+    ,p_btnTime(NULL)
+    ,p_timeline(NULL)
 #endif
 {
     memset(&npwindow, 0, sizeof(NPWindow));
+#if defined(XP_UNIX)
+    memset(&npvideo, 0, sizeof(Window));
+    memset(&npcontrol, 0, sizeof(Window));
+#endif
 }
 
 static bool boolValue(const char *value) {
@@ -71,17 +87,62 @@ static bool boolValue(const char *value) {
              !strcasecmp(value, "yes") );
 }
 
+void eventAsync(void *param)
+{
+    VlcPlugin *plugin = (VlcPlugin*)param;
+    NPVariant result;
+    NPVariant params[2];
+
+    pthread_mutex_lock(&plugin->mutex);
+
+    for (int i = 0; i < plugin->eventList.size(); i++)
+    {
+        for (int j = 0; j < plugin->eventListeners.size(); j++)
+        {
+            libvlc_event_type_t event = plugin->eventList[i];
+
+            if (plugin->eventListeners[j]->eventMap.have_event(event))
+            {
+                STRINGZ_TO_NPVARIANT(libvlc_event_type_name(event), params[0]);
+                params[1] = plugin->eventListeners[j]->id;
+                NPN_InvokeDefault(plugin->getBrowser(), plugin->eventListeners[j]->listener, params, 2, &result);
+                NPN_ReleaseVariantValue(&result);
+            }
+        }
+    }
+    plugin->eventList.clear();
+
+    pthread_mutex_unlock(&plugin->mutex);
+}
+
+void event_callback(const libvlc_event_t* event, void *param)
+{
+    VlcPlugin *plugin = (VlcPlugin*)param;
+
+    pthread_mutex_lock(&plugin->mutex);
+
+    if (plugin->eventToCatch.have_event(event->type))
+        plugin->eventList.push_back(event->type);
+
+    pthread_mutex_unlock(&plugin->mutex);
+
+    NPN_PluginThreadAsyncCall(plugin->getBrowser(), eventAsync, plugin);
+}
+
 NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
 {
     /* prepare VLC command line */
-    char *ppsz_argv[32];
+    const char *ppsz_argv[32];
     int ppsz_argc = 0;
 
+#ifndef NDEBUG
+    ppsz_argv[ppsz_argc++] = "--no-plugins-cache";
+#endif
+
     /* locate VLC module path */
 #ifdef XP_MACOSX
-    ppsz_argv[ppsz_argc++] = "--plugin-path";
-    ppsz_argv[ppsz_argc++] = "/Library/Internet Plug-Ins/VLC Plugin.plugin/"
-                             "Contents/MacOS/modules";
+    ppsz_argv[ppsz_argc++] = "--plugin-path=/Library/Internet\\ Plug-Ins/VLC\\ Plugin.plugin/Contents/MacOS/modules";
+    ppsz_argv[ppsz_argc++] = "--vout=minimal_macosx";
 #elif defined(XP_WIN)
     HKEY h_key;
     DWORD i_type, i_data = MAX_PATH + 1;
@@ -109,15 +170,15 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
     ppsz_argv[ppsz_argc++] = "-vv";
     ppsz_argv[ppsz_argc++] = "--no-stats";
     ppsz_argv[ppsz_argc++] = "--no-media-library";
-    ppsz_argv[ppsz_argc++] = "--intf";
-    ppsz_argv[ppsz_argc++] = "dummy";
+    ppsz_argv[ppsz_argc++] = "--intf=dummy";
+    ppsz_argv[ppsz_argc++] = "--no-video-title-show";
 
     const char *progid = NULL;
 
     /* parse plugin arguments */
-    for( int i = 0; i < argc ; i++ )
+    for( int i = 0; (i < argc) && (ppsz_argc < 32); i++ )
     {
-        fprintf(stderr, "argn=%s, argv=%s\n", argn[i], argv[i]);
+       /* fprintf(stderr, "argn=%s, argv=%s\n", argn[i], argv[i]); */
 
         if( !strcmp( argn[i], "target" )
          || !strcmp( argn[i], "mrl")
@@ -126,6 +187,11 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
         {
             psz_target = argv[i];
         }
+        else if( !strcmp( argn[i], "text" ) )
+        {
+            free( psz_text );
+            psz_text = strdup( argv[i] );
+        }
         else if( !strcmp( argn[i], "autoplay")
               || !strcmp( argn[i], "autostart") )
         {
@@ -146,8 +212,7 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
         {
             if( boolValue(argv[i]) )
             {
-                ppsz_argv[ppsz_argc++] = "--volume";
-                ppsz_argv[ppsz_argc++] = "0";
+                ppsz_argv[ppsz_argc++] = "--volume=0";
             }
         }
         else if( !strcmp( argn[i], "loop")
@@ -157,7 +222,8 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
             {
                 ppsz_argv[ppsz_argc++] = "--loop";
             }
-            else {
+            else
+            {
                 ppsz_argv[ppsz_argc++] = "--no-loop";
             }
         }
@@ -168,24 +234,32 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
         }
         else if( !strcmp( argn[i], "toolbar" ) )
         {
+/* FIXME: Remove this when toolbar functionality has been implemented on
+ * MacOS X and Win32 for Firefox/Mozilla/Safari. */
+#ifdef XP_UNIX
             b_toolbar = boolValue(argv[i]);
+#endif
         }
     }
 
+    libvlc_exception_t ex;
+    libvlc_exception_init(&ex);
 
-
-    libvlc_instance = libvlc_new(ppsz_argc, ppsz_argv, NULL);
-    if( ! libvlc_instance )
+    libvlc_instance = libvlc_new(ppsz_argc, ppsz_argv, &ex);
+    if( libvlc_exception_raised(&ex) )
     {
+        libvlc_exception_clear(&ex);
         return NPERR_GENERIC_ERROR;
     }
 
+    libvlc_media_list = libvlc_media_list_new(libvlc_instance);
+
     /*
     ** fetch plugin base URL, which is the URL of the page containing the plugin
     ** this URL is used for making absolute URL from relative URL that may be
     ** passed as an MRL argument
     */
-    NPObject *plugin;
+    NPObject *plugin = NULL;
 
     if( NPERR_NO_ERROR == NPN_GetValue(p_browser, NPNVWindowNPObject, &plugin) )
     {
@@ -205,7 +279,7 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
             {
                 NPString &location = NPVARIANT_TO_STRING(result);
 
-                psz_baseURL = new char[location.utf8length+1];
+                psz_baseURL = (char *) malloc(location.utf8length+1);
                 if( psz_baseURL )
                 {
                     strncpy(psz_baseURL, location.utf8characters, location.utf8length);
@@ -225,61 +299,201 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
     }
 
     /* assign plugin script root class */
-    if( (NULL != progid) && (!strcmp(progid, "VideoLAN.VLCPlugin.2")) )
-    {
-        /* new APIs */
-        p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
-    }
-    else
+    /* new APIs */
+    p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
+
+    if (pthread_mutex_init(&mutex, NULL) != 0)
+        return NPERR_GENERIC_ERROR;
+
+    return NPERR_NO_ERROR;
+}
+
+VlcPlugin::~VlcPlugin()
+{
+    free(psz_baseURL);
+    free(psz_target);
+    free(psz_text);
+
+    if( libvlc_media_player )
+        libvlc_media_player_release( libvlc_media_player );
+    if( libvlc_media_list )
+        libvlc_media_list_release( libvlc_media_list );
+    if( libvlc_instance )
+        libvlc_release(libvlc_instance);
+    
+    for (int i = 0; i < eventListeners.size(); i++)
     {
-        /* legacy APIs */
-        p_scriptClass = RuntimeNPClass<VlcNPObject>::getClass();
+        NPN_ReleaseObject(eventListeners[i]->listener);
+        NPN_ReleaseVariantValue(&(eventListeners[i]->id));
+        delete eventListeners[i];
     }
 
-    return NPERR_NO_ERROR;
+    pthread_mutex_destroy(&mutex);
 }
 
-#if 0
+/*****************************************************************************
+ * VlcPlugin playlist replacement methods
+ *****************************************************************************/
+void VlcPlugin::set_player_window()
+{
+#ifdef XP_UNIX
+    libvlc_media_player_set_xwindow(libvlc_media_player,
+                                    (libvlc_drawable_t)getVideoWindow());
+#endif
+#ifdef XP_MACOSX
+    // XXX FIXME insert appropriate call here
+#endif
 #ifdef XP_WIN
-/* This is really ugly but there is a deadlock when stopping a stream
- * (in VLC_CleanUp()) because the video output is a child of the drawable but
- * is in a different thread. */
-static void HackStopVout( VlcPlugin* p_plugin )
+    libvlc_media_player_set_hwnd(libvlc_media_player,
+                                 getWindow().window);
+#endif
+}
+
+int VlcPlugin::playlist_add( const char *mrl, libvlc_exception_t *ex )
 {
-    MSG msg;
-    HWND hwnd;
-    vlc_value_t value;
+    int item = -1;
+    libvlc_media_t *p_m = libvlc_media_new(libvlc_instance,mrl,ex);
+    if( libvlc_exception_raised(ex) )
+        return -1;
+
+    libvlc_media_list_lock(libvlc_media_list);
+    libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
+    if( !libvlc_exception_raised(ex) )
+        item = libvlc_media_list_count(libvlc_media_list)-1;
+    libvlc_media_list_unlock(libvlc_media_list);
+
+    libvlc_media_release(p_m);
+
+    return item;
+}
 
-    int i_vlc = libvlc_get_vlc_id(p_plugin->libvlc_instance);
-    VLC_VariableGet( i_vlc, "drawable", &value );
+int VlcPlugin::playlist_add_extended_untrusted( const char *mrl, const char *name,
+                    int optc, const char **optv, libvlc_exception_t *ex )
+{
+    libvlc_media_t *p_m = libvlc_media_new(libvlc_instance, mrl,ex);
+    int item = -1;
+    if( libvlc_exception_raised(ex) )
+        return -1;
+
+    for( int i = 0; i < optc; ++i )
+        libvlc_media_add_option_flag(p_m, optv[i], libvlc_media_option_unique);
+
+    libvlc_media_list_lock(libvlc_media_list);
+    libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
+    if( !libvlc_exception_raised(ex) )
+        item = libvlc_media_list_count(libvlc_media_list)-1;
+    libvlc_media_list_unlock(libvlc_media_list);
+    libvlc_media_release(p_m);
+
+    return item;
+}
+
+bool VlcPlugin::playlist_select( int idx, libvlc_exception_t *ex )
+{
+    libvlc_media_t *p_m = NULL;
+    libvlc_event_manager_t *eventManager = NULL;
 
-    hwnd = FindWindowEx( (HWND)value.i_int, 0, 0, 0 );
-    if( !hwnd ) return;
+    libvlc_media_list_lock(libvlc_media_list);
 
-    PostMessage( hwnd, WM_CLOSE, 0, 0 );
+    int count = libvlc_media_list_count(libvlc_media_list);
 
-    do
+    if( idx<0||idx>=count )
+        goto bad_unlock;
+
+    playlist_index = idx;
+
+    p_m = libvlc_media_list_item_at_index(libvlc_media_list,playlist_index,ex);
+    libvlc_media_list_unlock(libvlc_media_list);
+
+    if( libvlc_exception_raised(ex) )
+        return false;
+
+    if( libvlc_media_player )
     {
-        while( PeekMessage( &msg, (HWND)value.i_int, 0, 0, PM_REMOVE ) )
-        {
-            TranslateMessage(&msg);
-            DispatchMessage(&msg);
-        }
-        if( FindWindowEx( (HWND)value.i_int, 0, 0, 0 ) ) Sleep( 10 );
+        libvlc_media_player_release( libvlc_media_player );
+        libvlc_media_player = NULL;
+    }
+
+    libvlc_media_player = libvlc_media_player_new_from_media(p_m,ex);
+    if( libvlc_media_player )
+    {
+        set_player_window();
+
+        // Registers the events we're interested in.
+        eventManager = libvlc_media_player_event_manager(libvlc_media_player, ex);
+
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerOpening, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerBuffering, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerPlaying, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerStopped, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerPaused, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerEndReached, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerForward, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerBackward, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerEndReached, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerEncounteredError, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerTimeChanged, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerPositionChanged, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerTitleChanged, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerSnapshotTaken, event_callback, this, ex);
+
     }
-    while( (hwnd = FindWindowEx( (HWND)value.i_int, 0, 0, 0 )) );
+
+    libvlc_media_release( p_m );
+    return !libvlc_exception_raised(ex);
+
+bad_unlock:
+    libvlc_media_list_unlock(libvlc_media_list);
+    return false;
 }
-#endif /* XP_WIN */
-#endif
 
-VlcPlugin::~VlcPlugin()
+void VlcPlugin::playlist_delete_item( int idx, libvlc_exception_t *ex )
 {
-    delete psz_baseURL;
-    delete psz_target;
-    if( libvlc_log )
-        libvlc_log_close(libvlc_log, NULL);
-    if( libvlc_instance )
-        libvlc_release(libvlc_instance);
+    libvlc_media_list_lock(libvlc_media_list);
+    libvlc_media_list_remove_index(libvlc_media_list,idx,ex);
+    libvlc_media_list_unlock(libvlc_media_list);
+}
+
+void VlcPlugin::playlist_clear( libvlc_exception_t *ex )
+{
+    if( libvlc_media_list )
+        libvlc_media_list_release(libvlc_media_list);
+    libvlc_media_list = libvlc_media_list_new(getVLC());
+}
+
+int VlcPlugin::playlist_count()
+{
+    int items_count = 0;
+    libvlc_media_list_lock(libvlc_media_list);
+    items_count = libvlc_media_list_count(libvlc_media_list);
+    libvlc_media_list_unlock(libvlc_media_list);
+    return items_count;
+}
+
+void VlcPlugin::toggle_fullscreen( libvlc_exception_t *ex )
+{
+    if( playlist_isplaying() )
+        libvlc_toggle_fullscreen(libvlc_media_player,ex);
+}
+void VlcPlugin::set_fullscreen( int yes, libvlc_exception_t *ex )
+{
+    if( playlist_isplaying() )
+        libvlc_set_fullscreen(libvlc_media_player,yes,ex);
+}
+int  VlcPlugin::get_fullscreen( libvlc_exception_t *ex )
+{
+    int r = 0;
+    if( playlist_isplaying() )
+        r = libvlc_get_fullscreen(libvlc_media_player,ex);
+    return r;
+}
+
+bool  VlcPlugin::player_has_vout( libvlc_exception_t *ex )
+{
+    bool r = false;
+    if( playlist_isplaying() )
+        r = libvlc_media_player_has_vout(libvlc_media_player, ex);
+    return r;
 }
 
 /*****************************************************************************
@@ -323,11 +537,11 @@ relativeurl:
         if( psz_baseURL )
         {
             size_t baseLen = strlen(psz_baseURL);
-            char *href = new char[baseLen+strlen(url)+1];
+            char *href = (char *) malloc(baseLen+strlen(url)+1);
             if( href )
             {
                 /* prepend base URL */
-                strcpy(href, psz_baseURL);
+                memcpy(href, psz_baseURL, baseLen+1);
 
                 /*
                 ** relative url could be empty,
@@ -342,7 +556,7 @@ relativeurl:
 
                 /* skip over protocol part  */
                 char *pathstart = strchr(href, ':');
-                char *pathend;
+                char *pathend = href+baseLen;
                 if( pathstart )
                 {
                     if( '/' == *(++pathstart) )
@@ -354,7 +568,6 @@ relativeurl:
                     }
                     /* skip over host part */
                     pathstart = strchr(pathstart, '/');
-                    pathend = href+baseLen;
                     if( ! pathstart )
                     {
                         // no path, add a / past end of url (over '\0')
@@ -368,10 +581,10 @@ relativeurl:
                     if( '/' != *href )
                     {
                         /* baseURL is not an absolute path */
+                        free(href);
                         return NULL;
                     }
                     pathstart = href;
-                    pathend = href+baseLen;
                 }
 
                 /* relative URL made of an absolute path ? */
@@ -441,7 +654,7 @@ relativeurl:
     return NULL;
 }
 
-#if XP_UNIX
+#if defined(XP_UNIX)
 int  VlcPlugin::setSize(unsigned width, unsigned height)
 {
     int diff = (width != i_width) || (height != i_height);
@@ -453,79 +666,103 @@ int  VlcPlugin::setSize(unsigned width, unsigned height)
     return diff;
 }
 
+#define BTN_SPACE ((unsigned int)4)
 void VlcPlugin::showToolbar()
 {
     const NPWindow& window = getWindow();
     Window control = getControlWindow();
+    Window video = getVideoWindow();
     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
-    unsigned int i_height = 0, i_width = 0;
+    unsigned int i_height = 0, i_width = BTN_SPACE;
 
     /* load icons */
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
-                        &p_btnPlay, NULL, NULL);
+    if( !p_btnPlay )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
+                            &p_btnPlay, NULL, NULL);
     if( p_btnPlay )
     {
         i_height = __MAX( i_height, p_btnPlay->height );
-        i_width  = __MAX( i_width,  p_btnPlay->width );
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
-                        &p_btnPause, NULL, NULL);
+    if( !p_btnPause )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
+                            &p_btnPause, NULL, NULL);
     if( p_btnPause )
     {
         i_height = __MAX( i_height, p_btnPause->height );
-        i_width  = __MAX( i_width,  p_btnPause->width );
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
-                        &p_btnStop, NULL, NULL );
+    i_width += __MAX( p_btnPause->width, p_btnPlay->width );
+
+    if( !p_btnStop )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
+                            &p_btnStop, NULL, NULL );
     if( p_btnStop )
     {
         i_height = __MAX( i_height, p_btnStop->height );
-        i_width  = __MAX( i_width,  p_btnStop->width );
+        i_width += BTN_SPACE + p_btnStop->width;
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
-                        &p_timeline, NULL, NULL);
+    if( !p_timeline )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
+                            &p_timeline, NULL, NULL);
     if( p_timeline )
     {
         i_height = __MAX( i_height, p_timeline->height );
-        i_width  = __MAX( i_width,  p_timeline->width );
+        i_width += BTN_SPACE + p_timeline->width;
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
-                        &p_btnTime, NULL, NULL);
+    if( !p_btnTime )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
+                            &p_btnTime, NULL, NULL);
     if( p_btnTime )
     {
         i_height = __MAX( i_height, p_btnTime->height );
-        i_width  = __MAX( i_width,  p_btnTime->width );
+        i_width += BTN_SPACE + p_btnTime->width;
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
-                        &p_btnFullscreen, NULL, NULL);
+    if( !p_btnFullscreen )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
+                            &p_btnFullscreen, NULL, NULL);
     if( p_btnFullscreen )
     {
         i_height = __MAX( i_height, p_btnFullscreen->height );
-        i_width  = __MAX( i_width,  p_btnFullscreen->width );
+        i_width += BTN_SPACE + p_btnFullscreen->width;
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
-                        &p_btnMute, NULL, NULL);
+    if( !p_btnMute )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
+                            &p_btnMute, NULL, NULL);
     if( p_btnMute )
     {
         i_height = __MAX( i_height, p_btnMute->height );
-        i_width  = __MAX( i_width,  p_btnMute->width );
     }
-    XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
-                        &p_btnUnmute, NULL, NULL);
+    if( !p_btnUnmute )
+        XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
+                            &p_btnUnmute, NULL, NULL);
     if( p_btnUnmute )
     {
         i_height = __MAX( i_height, p_btnUnmute->height );
-        i_width  = __MAX( i_width,  p_btnUnmute->width );
     }
+    i_width += BTN_SPACE + __MAX( p_btnUnmute->width, p_btnMute->width );
+
     setToolbarSize( i_width, i_height );
 
     if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
         !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
         fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
+
+    /* reset panels position and size */
+    /* XXX  use i_width */
+    XResizeWindow( p_display, video, window.width, window.height - i_height);
+    XMoveWindow( p_display, control, 0, window.height - i_height );
+    XResizeWindow( p_display, control, window.width, i_height -1);
+
+    b_toolbar = 1; /* says toolbar is now shown */
+    redrawToolbar();
 }
 
 void VlcPlugin::hideToolbar()
 {
+    const NPWindow& window = getWindow();
+    Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
+    Window control = getControlWindow();
+    Window video = getVideoWindow();
+
     i_tb_width = i_tb_height = 0;
 
     if( p_btnPlay )  XDestroyImage( p_btnPlay );
@@ -545,47 +782,39 @@ void VlcPlugin::hideToolbar()
     p_btnFullscreen = NULL;
     p_btnMute = NULL;
     p_btnUnmute = NULL;
+
+    /* reset panels position and size */
+    /* XXX  use i_width */
+    XResizeWindow( p_display, video, window.width, window.height );
+    XMoveWindow( p_display, control, 0, window.height-1 );
+    XResizeWindow( p_display, control, window.width, 1 );
+
+    b_toolbar = 0; /* says toolbar is now hidden */
+    redrawToolbar();
 }
 
 void VlcPlugin::redrawToolbar()
 {
-    libvlc_media_instance_t *p_md = NULL;
-    libvlc_exception_t ex;
-    float f_position = 0.0;
-    int i_playing = 0;
+    int is_playing = 0;
     bool b_mute = false;
     unsigned int dst_x, dst_y;
     GC gc;
     XGCValues gcv;
-#define BTN_SPACE ((unsigned int)4)
+    unsigned int i_tb_width, i_tb_height;
+
+    /* This method does nothing if toolbar is hidden. */
+    if( !b_toolbar )
+        return;
 
     const NPWindow& window = getWindow();
     Window control = getControlWindow();
     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 
-    /* get media instance */
-    libvlc_exception_init( &ex );
-    p_md = libvlc_playlist_get_media_instance( getVLC(), &ex );
-    libvlc_exception_clear( &ex );
+    getToolbarSize( &i_tb_width, &i_tb_height );
 
-    /* get isplaying */
-    libvlc_exception_init( &ex );
-    i_playing = libvlc_playlist_isplaying( getVLC(), &ex );
-    libvlc_exception_clear( &ex );
 
     /* get mute info */
-    libvlc_exception_init(&ex);
-    b_mute = libvlc_audio_get_mute( getVLC(), &ex );
-    libvlc_exception_clear( &ex );
-
-    /* get movie position in % */
-    if( i_playing == 1 )
-    {
-        libvlc_exception_init( &ex );
-        f_position = libvlc_media_instance_get_position( p_md, &ex ) * 100;
-        libvlc_exception_clear( &ex );
-    }
-    libvlc_media_instance_release( p_md );
+    b_mute = libvlc_audio_get_mute( getVLC() );
 
     gcv.foreground = BlackPixel( p_display, 0 );
     gc = XCreateGC( p_display, control, GCForeground, &gcv );
@@ -596,66 +825,171 @@ void VlcPlugin::redrawToolbar()
     XChangeGC( p_display, gc, GCForeground, &gcv );
 
     /* position icons */
-    dst_x = 4; dst_y = 4;
+    dst_x = BTN_SPACE;
+    dst_y = i_tb_height >> 1; /* baseline = vertical middle */
 
-    fprintf( stderr, ">>>>>> is playing = %d\n", i_playing );
-    if( p_btnPause && (i_playing == 1) )
+    if( p_btnPause && (is_playing == 1) )
     {
-        XPutImage( p_display, control, gc, p_btnPause, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_btnPause, 0, 0, dst_x,
+                   dst_y - (p_btnPause->height >> 1),
                    p_btnPause->width, p_btnPause->height );
+        dst_x += BTN_SPACE + p_btnPause->width;
     }
     else if( p_btnPlay )
     {
-        XPutImage( p_display, control, gc, p_btnPlay, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_btnPlay, 0, 0, dst_x,
+                   dst_y - (p_btnPlay->height >> 1),
                    p_btnPlay->width, p_btnPlay->height );
+        dst_x += BTN_SPACE + p_btnPlay->width;
     }
 
-    dst_x += BTN_SPACE + ( p_btnPlay ? p_btnPlay->width : 0 );
-    dst_y = 4;
-
     if( p_btnStop )
-        XPutImage( p_display, control, gc, p_btnStop, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_btnStop, 0, 0, dst_x,
+                   dst_y - (p_btnStop->height >> 1),
                    p_btnStop->width, p_btnStop->height );
 
     dst_x += BTN_SPACE + ( p_btnStop ? p_btnStop->width : 0 );
-    dst_y = 4;
 
     if( p_btnFullscreen )
-        XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, dst_x,
+                   dst_y - (p_btnFullscreen->height >> 1),
                    p_btnFullscreen->width, p_btnFullscreen->height );
 
     dst_x += BTN_SPACE + ( p_btnFullscreen ? p_btnFullscreen->width : 0 );
-    dst_y = 4;
 
     if( p_btnUnmute && b_mute )
     {
-        XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, dst_x,
+                   dst_y - (p_btnUnmute->height >> 1),
                    p_btnUnmute->width, p_btnUnmute->height );
 
         dst_x += BTN_SPACE + ( p_btnUnmute ? p_btnUnmute->width : 0 );
-        dst_y = 4;
     }
     else if( p_btnMute )
     {
-        XPutImage( p_display, control, gc, p_btnMute, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_btnMute, 0, 0, dst_x,
+                   dst_y - (p_btnMute->height >> 1),
                    p_btnMute->width, p_btnMute->height );
 
         dst_x += BTN_SPACE + ( p_btnMute ? p_btnMute->width : 0 );
-        dst_y = 4;
     }
 
     if( p_timeline )
-        XPutImage( p_display, control, gc, p_timeline, 0, 0, dst_x, dst_y,
+        XPutImage( p_display, control, gc, p_timeline, 0, 0, dst_x,
+                   dst_y - (p_timeline->height >> 1),
                    (window.width-(dst_x+BTN_SPACE)), p_timeline->height );
 
-    if( f_position > 0 )
-        i_last_position = (((float)window.width-8.0)/100.0)*f_position;
+    /* get movie position in % */
+    if( playlist_isplaying() )
+    {
+        libvlc_exception_t ex;
+        libvlc_exception_init( &ex );
+        i_last_position = (int)((window.width-(dst_x+BTN_SPACE))*
+                   libvlc_media_player_get_position(libvlc_media_player,&ex));
+        libvlc_exception_clear( &ex );
+    }
 
     if( p_btnTime )
         XPutImage( p_display, control, gc, p_btnTime,
-                   0, 0, (dst_x+i_last_position), dst_y,
+                   0, 0, (dst_x+i_last_position),
+                   dst_y - (p_btnTime->height >> 1),
                    p_btnTime->width, p_btnTime->height );
 
     XFreeGC( p_display, gc );
 }
+
+vlc_toolbar_clicked_t VlcPlugin::getToolbarButtonClicked( int i_xpos, int i_ypos )
+{
+    unsigned int i_dest = BTN_SPACE;
+    int is_playing = 0;
+    bool b_mute = false;
+
+#ifndef NDEBUG
+    fprintf( stderr, "ToolbarButtonClicked:: "
+                     "trying to match (%d,%d) (%d,%d)\n",
+             i_xpos, i_ypos, i_tb_height, i_tb_width );
 #endif
+    if( i_ypos >= i_tb_width )
+        return clicked_Unknown;
+
+    /* Note: the order of testing is dependend on the original
+     * drawing positions of the icon buttons. Buttons are tested
+     * left to right.
+     */
+
+    /* get isplaying */
+    is_playing = playlist_isplaying();
+
+    /* get mute info */
+    b_mute = libvlc_audio_get_mute( getVLC() );
+
+    /* is Pause of Play button clicked */
+    if( (is_playing != 1) &&
+        (i_xpos >= (BTN_SPACE>>1)) &&
+        (i_xpos <= i_dest + p_btnPlay->width + (BTN_SPACE>>1)) )
+        return clicked_Play;
+    else if( (i_xpos >= (BTN_SPACE>>1))  &&
+             (i_xpos <= i_dest + p_btnPause->width) )
+        return clicked_Pause;
+
+    /* is Stop button clicked */
+    if( is_playing != 1 )
+        i_dest += (p_btnPlay->width + (BTN_SPACE>>1));
+    else
+        i_dest += (p_btnPause->width + (BTN_SPACE>>1));
+
+    if( (i_xpos >= i_dest) &&
+        (i_xpos <= i_dest + p_btnStop->width + (BTN_SPACE>>1)) )
+        return clicked_Stop;
+
+    /* is Fullscreen button clicked */
+    i_dest += (p_btnStop->width + (BTN_SPACE>>1));
+    if( (i_xpos >= i_dest) &&
+        (i_xpos <= i_dest + p_btnFullscreen->width + (BTN_SPACE>>1)) )
+        return clicked_Fullscreen;
+
+    /* is Mute or Unmute button clicked */
+    i_dest += (p_btnFullscreen->width + (BTN_SPACE>>1));
+    if( !b_mute && (i_xpos >= i_dest) &&
+        (i_xpos <= i_dest + p_btnMute->width + (BTN_SPACE>>1)) )
+        return clicked_Mute;
+    else if( (i_xpos >= i_dest) &&
+             (i_xpos <= i_dest + p_btnUnmute->width + (BTN_SPACE>>1)) )
+        return clicked_Unmute;
+
+    /* is timeline clicked */
+    if( !b_mute )
+        i_dest += (p_btnMute->width + (BTN_SPACE>>1));
+    else
+        i_dest += (p_btnUnmute->width + (BTN_SPACE>>1));
+    if( (i_xpos >= i_dest) &&
+        (i_xpos <= i_dest + p_timeline->width + (BTN_SPACE>>1)) )
+        return clicked_timeline;
+
+    /* is time button clicked */
+    i_dest += (p_timeline->width + (BTN_SPACE>>1));
+    if( (i_xpos >= i_dest) &&
+        (i_xpos <= i_dest + p_btnTime->width + (BTN_SPACE>>1)) )
+        return clicked_Time;
+
+    return clicked_Unknown;
+}
+#undef BTN_SPACE
+#endif
+
+// Verifies the version of the NPAPI.
+// The eventListeners use a NPAPI function available
+// since Gecko 1.9.
+bool VlcPlugin::canUseEventListener()
+{
+    int plugin_major, plugin_minor;
+    int browser_major, browser_minor;
+
+    NPN_Version(&plugin_major, &plugin_minor,
+                &browser_major, &browser_minor);
+
+    if (browser_minor >= 19 || browser_major > 0)
+        return true;
+    return false;
+}
+