doc/libvlc/gtk_player.c

   1 // gcc -o gtk_player gtk_player.c `pkg-config --libs gtk+-2.0 libvlc` `pkg-config --cflags gtk+-2.0 libvlc`
   2
   3 /* License WTFPL http://sam.zoy.org/wtfpl/ */
   4 /* Written by Vincent Schüßler */
   5
   6 #include <stdlib.h>
   7 #include <gtk/gtk.h>
   8 #include <gdk/gdkx.h>
   9 #include <vlc/vlc.h>
  10
  11 #define BORDER_WIDTH 6
  12
  13 void destroy(GtkWidget *widget, gpointer data);
  14 void player_widget_on_realize(GtkWidget *widget, gpointer data);
  15 void on_open(GtkWidget *widget, gpointer data);
  16 void open_media(const char* uri);
  17 void play(void);
  18 void pause_player(void);
  19 void on_playpause(GtkWidget *widget, gpointer data);
  20 void on_stop(GtkWidget *widget, gpointer data);
  21
  22 libvlc_media_player_t *media_player;
  23 libvlc_instance_t *vlc_inst;
  24 GtkWidget *playpause_button;
  25
  26 void destroy(GtkWidget *widget, gpointer data) {
  27     gtk_main_quit();
  28 }
  29
  30 void player_widget_on_realize(GtkWidget *widget, gpointer data) {
  31     libvlc_media_player_set_xwindow(media_player, GDK_WINDOW_XID(gtk_widget_get_window(widget)));
  32 }
  33
  34 void on_open(GtkWidget *widget, gpointer data) {
  35     GtkWidget *dialog;
  36     dialog = gtk_file_chooser_dialog_new("Choose Media", data, GTK_FILE_CHOOSER_ACTION_OPEN, GTK_STOCK_CANCEL,GTK_RESPONSE_CANCEL, GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);
  37     if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
  38         char *uri;
  39         uri = gtk_file_chooser_get_uri(GTK_FILE_CHOOSER(dialog));
  40         open_media(uri);
  41         g_free(uri);
  42     }
  43     gtk_widget_destroy(dialog);
  44 }
  45
  46 void open_media(const char* uri) {
  47     libvlc_media_t *media;
  48     media = libvlc_media_new_location(vlc_inst, uri);
  49     libvlc_media_player_set_media(media_player, media);
  50     play();
  51     libvlc_media_release(media);
  52 }
  53
  54 void on_playpause(GtkWidget *widget, gpointer data) {
  55     if(libvlc_media_player_is_playing(media_player) == 1) {
  56         pause_player();
  57     }
  58     else {
  59         play();
  60     }
  61 }
  62
  63 void on_stop(GtkWidget *widget, gpointer data) {
  64     pause_player();
  65     libvlc_media_player_stop(media_player);
  66 }
  67
  68 void play(void) {
  69     libvlc_media_player_play(media_player);
  70     gtk_button_set_label(GTK_BUTTON(playpause_button), "gtk-media-pause");
  71 }
  72
  73 void pause_player(void) {
  74     libvlc_media_player_pause(media_player);
  75     gtk_button_set_label(GTK_BUTTON(playpause_button), "gtk-media-play");
  76 }
  77
  78 int main( int argc, char *argv[] ) {
  79     GtkWidget *window,
  80               *vbox,
  81               *menubar,
  82               *filemenu,
  83               *fileitem,
  84               *filemenu_openitem,
  85               *player_widget,
  86               *hbuttonbox,
  87               *stop_button;
  88
  89     gtk_init (&argc, &argv);
  90     // setup window
  91     window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  92     gtk_window_set_default_size(GTK_WINDOW(window), 400, 300);
  93     g_signal_connect(window, "destroy", G_CALLBACK(destroy), NULL);
  94     gtk_container_set_border_width (GTK_CONTAINER (window), 0);
  95     gtk_window_set_title(GTK_WINDOW(window), "GTK+ libVLC Demo");
  96
  97     //setup vbox
  98     vbox = gtk_vbox_new(FALSE, 0);
  99     gtk_container_add(GTK_CONTAINER(window), vbox);
 100
 101     //setup menu
 102     menubar = gtk_menu_bar_new();
 103     filemenu = gtk_menu_new();
 104     fileitem = gtk_menu_item_new_with_label ("File");
 105     filemenu_openitem = gtk_menu_item_new_with_label("Open");
 106     gtk_menu_shell_append(GTK_MENU_SHELL(filemenu), filemenu_openitem);
 107     gtk_menu_item_set_submenu(GTK_MENU_ITEM(fileitem), filemenu);
 108     gtk_menu_bar_append(GTK_MENU_BAR(menubar), fileitem);
 109     gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
 110     g_signal_connect(filemenu_openitem, "activate", G_CALLBACK(on_open), window);
 111
 112     //setup player widget
 113     player_widget = gtk_drawing_area_new();
 114     gtk_box_pack_start(GTK_BOX(vbox), player_widget, TRUE, TRUE, 0);
 115
 116     //setup controls
 117     //playpause_button = gtk_button_new_from_stock(GTK_STOCK_MEDIA_PLAY);
 118     playpause_button = gtk_button_new_with_label("gtk-media-play");
 119     gtk_button_set_use_stock(GTK_BUTTON(playpause_button), TRUE);
 120     stop_button = gtk_button_new_from_stock(GTK_STOCK_MEDIA_STOP);
 121     g_signal_connect(playpause_button, "clicked", G_CALLBACK(on_playpause), NULL);
 122     g_signal_connect(stop_button, "clicked", G_CALLBACK(on_stop), NULL);
 123     hbuttonbox = gtk_hbutton_box_new();
 124     gtk_container_set_border_width(GTK_CONTAINER(hbuttonbox), BORDER_WIDTH);
 125     gtk_button_box_set_layout(GTK_BUTTON_BOX(hbuttonbox), GTK_BUTTONBOX_START);
 126     gtk_box_pack_start(GTK_BOX(hbuttonbox), playpause_button, FALSE, FALSE, 0);
 127     gtk_box_pack_start(GTK_BOX(hbuttonbox), stop_button, FALSE, FALSE, 0);
 128     gtk_box_pack_start(GTK_BOX(vbox), hbuttonbox, FALSE, FALSE, 0);
 129
 130     //setup vlc
 131     vlc_inst = libvlc_new(0, NULL);
 132     media_player = libvlc_media_player_new(vlc_inst);
 133     g_signal_connect(G_OBJECT(player_widget), "realize", G_CALLBACK(player_widget_on_realize), NULL);
 134
 135     gtk_widget_show_all(window);
 136     gtk_main ();
 137
 138     libvlc_media_player_release(media_player);
 139     libvlc_release(vlc_inst);
 140     return 0;
 141 }