library implementation skeleton added
[melted_gui] / src / omnplay.cpp
index 4a75429..5535828 100644 (file)
  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
 #ifdef HAVE_CONFIG_H
 #  include <config.h>
 #endif
@@ -64,8 +68,25 @@ void omnplay_destroy(omnplay_instance_t* app)
     free(app);
 };
 
+static int find_index_of_playlist_item(omnplay_instance_t* app, int start, int idx)
+{
+    while(1)
+    {
+        if(app->playlist.item[start].omn_idx == idx)
+            return start;
+
+        if(app->playlist.item[start].type & OMNPLAY_PLAYLIST_BLOCK_END)
+            break;
+
+        start++;
+    };
+
+    return -1;
+};
+
 static void omnplay_update_status(omnplay_player_t* player, OmPlrStatus *prev , OmPlrStatus *curr)
 {
+    int idx;
     char tc_cur[32], tc_rem[32], state[32], status[32];
     const char *clip;
 
@@ -94,6 +115,7 @@ static void omnplay_update_status(omnplay_player_t* player, OmPlrStatus *prev ,
         strcpy(status, "OFFLINE");
     };
 
+    /* update status in status page */
     gdk_threads_enter();
     gtk_label_set_text(GTK_LABEL (player->label_tc_cur), tc_cur);
     gtk_label_set_text(GTK_LABEL (player->label_tc_rem), tc_rem);
@@ -103,6 +125,42 @@ static void omnplay_update_status(omnplay_player_t* player, OmPlrStatus *prev ,
     gdk_flush();
     gdk_threads_leave();
 
+    /* update remaining time */
+    gdk_threads_enter();
+    pthread_mutex_lock(&player->app->playlist.lock);
+    pthread_mutex_lock(&player->app->players.lock);
+    if(curr->state == omPlrStatePlay || curr->state == omPlrStateCuePlay)
+    {
+        idx = find_index_of_playlist_item(player->app, player->playlist_start, curr->currClipNum);
+        if(idx >= 0)
+        {
+            frames2tc(curr->currClipStartPos + curr->currClipLen - curr->pos, 25.0, tc_rem);
+            omnplay_playlist_draw_item_rem(player->app, idx, tc_rem);
+        }
+        if(curr->currClipNum != prev->currClipNum && 1 != prev->numClips)
+        {
+            tc_rem[0] = 0;
+            idx = find_index_of_playlist_item(player->app, player->playlist_start, prev->currClipNum);
+            if(idx >= 0)
+                omnplay_playlist_draw_item_rem(player->app, idx, tc_rem);
+        };
+    }
+    else
+    {
+        tc_rem[0] = 0;
+        idx = find_index_of_playlist_item(player->app, player->playlist_start, curr->currClipNum);
+        if(idx >= 0)
+            omnplay_playlist_draw_item_rem(player->app, idx, tc_rem);
+        idx = find_index_of_playlist_item(player->app, player->playlist_start, prev->currClipNum);
+        if(idx >= 0)
+            omnplay_playlist_draw_item_rem(player->app, idx, tc_rem);
+    };
+    pthread_mutex_unlock(&player->app->players.lock);
+    pthread_mutex_unlock(&player->app->playlist.lock);
+    gdk_flush();
+    gdk_threads_leave();
+
+
     memcpy(prev, curr, sizeof(OmPlrStatus));
 };
 
@@ -113,9 +171,9 @@ static void* omnplay_thread_proc(void* data)
     omnplay_player_t* player = (omnplay_player_t*)data;
 
     /* connect */
-    pthread_mutex_lock(&player->lock);
+    pthread_mutex_lock(&player->app->players.lock);
     r = OmPlrOpen(player->host, player->name, (OmPlrHandle*)&player->handle);
-    pthread_mutex_unlock(&player->lock);
+    pthread_mutex_unlock(&player->app->players.lock);
     if(r)
     {
         fprintf(stderr, "ERROR: OmPlrOpen(%s, %s) failed with 0x%.8X\n",
@@ -125,25 +183,25 @@ static void* omnplay_thread_proc(void* data)
     };
 
     /* setup to do not reconnect */
-    pthread_mutex_lock(&player->lock);
+    pthread_mutex_lock(&player->app->players.lock);
     OmPlrSetRetryOpen((OmPlrHandle)player->handle, 0);
-    pthread_mutex_unlock(&player->lock);
+    pthread_mutex_unlock(&player->app->players.lock);
 
     /* setup directory */
     if(player->app->players.path[0])
     {
-        pthread_mutex_lock(&player->lock);
-//        r = OmPlrClipSetDirectory((OmPlrHandle)player->handle, player->app->players.path);
-        pthread_mutex_unlock(&player->lock);
+        pthread_mutex_lock(&player->app->players.lock);
+        r = OmPlrClipSetDirectory((OmPlrHandle)player->handle, player->app->players.path);
+        pthread_mutex_unlock(&player->app->players.lock);
 
         if(r)
         {
             fprintf(stderr, "ERROR: OmPlrClipSetDirectory(%s) failed with 0x%.8X\n",
                 player->app->players.path, r);
 
-            pthread_mutex_lock(&player->lock);
+            pthread_mutex_lock(&player->app->players.lock);
             OmPlrClose((OmPlrHandle)player->handle);
-            pthread_mutex_unlock(&player->lock);
+            pthread_mutex_unlock(&player->app->players.lock);
 
             return (void*)r;
         };
@@ -156,10 +214,10 @@ static void* omnplay_thread_proc(void* data)
         usleep(100000);
 
         /* get status */
-        pthread_mutex_lock(&player->lock);
+        pthread_mutex_lock(&player->app->players.lock);
         st_curr.size = sizeof(OmPlrStatus);
         r = OmPlrGetPlayerStatus((OmPlrHandle)player->handle, &st_curr);
-        pthread_mutex_unlock(&player->lock);
+        pthread_mutex_unlock(&player->app->players.lock);
 
         if(r)
             fprintf(stderr, "ERROR: OmPlrGetPlayerStatus failed with 0x%.8X\n", r);
@@ -168,20 +226,630 @@ static void* omnplay_thread_proc(void* data)
                 omnplay_update_status(player, &st_prev , &st_curr);
     };
 
-    pthread_mutex_lock(&player->lock);
+    pthread_mutex_lock(&player->app->players.lock);
     OmPlrClose((OmPlrHandle)player->handle);
-    pthread_mutex_unlock(&player->lock);
+    pthread_mutex_unlock(&player->app->players.lock);
+
+    return NULL;
+};
+
+void get_selected_items_playlist_proc(GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
+{
+    int idx, *list = (int*)data;
+    gtk_tree_model_get(model, iter, 7, &idx, -1);
+    list[list[0] + 1] = idx;
+    list[0] = list[0] + 1;
+};
+
+static int* get_selected_items_playlist(omnplay_instance_t* app)
+{
+    int* list = NULL;
+    GtkTreeSelection *selection;
+
+    selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(app->playlist_grid));
+    if(selection)
+    {
+        list = (int*)malloc(sizeof(int) * (MAX_PLAYLIST_ITEMS + 1));
+        memset(list, 0, sizeof(int) * (MAX_PLAYLIST_ITEMS + 1));
+
+        gtk_tree_selection_selected_foreach(
+            selection,
+            get_selected_items_playlist_proc,
+            list);
+
+        if(!list[0])
+        {
+            free(list);
+            list = NULL;
+        };
+    };
+
+    return list;
+};
+
+static int idx_in_players_range(omnplay_instance_t* app, int idx)
+{
+    int i, r = 0;
+
+    for(i = 0; i < app->players.count && !r; i++)
+    {
+        int a, b;
+
+        a = app->players.item[i].playlist_start;
+        b = app->players.item[i].playlist_length;
+
+        if(b <= 0)
+            continue;
+
+        b = a + b - 1;
+
+        if(idx >= a && idx <= b) r = 1;
+    };
+
+    return r;
+};
+
+static int idxs_in_players_range(omnplay_instance_t* app, int start, int stop)
+{
+    int i, r = 0;
+
+    for(i = 0; i < app->players.count && !r; i++)
+    {
+        int a, b;
+
+        a = app->players.item[i].playlist_start;
+        b = app->players.item[i].playlist_length;
+
+        if(b <= 0)
+            continue;
+
+        b = a + b - 1;
+
+#define IN_RANGE(A,B,C) (A <= C && C <= B)
+        if( IN_RANGE(a,b,start) ||
+            IN_RANGE(a,b,stop) ||
+            IN_RANGE(start,stop,a) ||
+            IN_RANGE(start,stop,b))
+            r = 1;
+    };
+
+    return r;
+};
+
+static void omnplay_playlist_block(omnplay_instance_t* app, control_buttons_t button)
+{
+    int start, stop, r, i;
+    int* list = get_selected_items_playlist(app);
+
+    if(!list)
+        return;
+
+    pthread_mutex_lock(&app->playlist.lock);
+    pthread_mutex_lock(&app->players.lock);
+
+    start = list[1];
+    stop = list[list[0]];
+
+    if(!idxs_in_players_range(app, start, stop))
+    {
+        int loop = (button == BUTTON_PLAYLIST_BLOCK_LOOP)?OMNPLAY_PLAYLIST_BLOCK_LOOP:0;
+
+        /* update selected item */
+        for(i = start; i <= stop; i++)
+        {
+            int t = OMNPLAY_PLAYLIST_BLOCK_BODY | loop;
+
+            if(i == start)      t |= OMNPLAY_PLAYLIST_BLOCK_BEGIN;
+            if(i == stop)       t |= OMNPLAY_PLAYLIST_BLOCK_END;
+
+            app->playlist.item[i].type = (playlist_item_type_t)t;
+
+            omnplay_playlist_draw_item(app, i);
+        };
+
+        /* update border items */
+        if(!start && !(app->playlist.item[start - 1].type & OMNPLAY_PLAYLIST_BLOCK_END))
+        {
+            app->playlist.item[start - 1].type = (playlist_item_type_t)(OMNPLAY_PLAYLIST_BLOCK_END
+                | app->playlist.item[start - 1].type);
+            omnplay_playlist_draw_item(app, start - 1);
+        };
+        if((stop + 1) < app->playlist.count && !(app->playlist.item[stop + 1].type & OMNPLAY_PLAYLIST_BLOCK_BEGIN))
+        {
+            app->playlist.item[stop + 1].type = (playlist_item_type_t)(OMNPLAY_PLAYLIST_BLOCK_BEGIN
+                | app->playlist.item[stop + 1].type);
+            omnplay_playlist_draw_item(app, stop + 1);
+        };
+    }
+    else
+        fprintf(stderr, "omnplay_playlist_block: range [%d %d] do OVERLAP player\n",
+            start, stop);
+
+    pthread_mutex_unlock(&app->players.lock);
+    pthread_mutex_unlock(&app->playlist.lock);
+
+    free(list);
+};
+
+static int get_first_selected_item_playlist(omnplay_instance_t* app)
+{
+    int idx;
+    int* list = get_selected_items_playlist(app);
+    if(!list) return -1;
+    idx = list[1];
+    free(list);
+    return idx;
+};
+
+static int get_playlist_block(omnplay_instance_t* app, int idx, int* start_ptr, int* stop_ptr)
+{
+    int start, stop;
+
+    for(start = idx; start >= 0; start--)
+        if(app->playlist.item[start].type & OMNPLAY_PLAYLIST_BLOCK_BEGIN)
+            break;
+
+    for(stop = idx; stop < app->playlist.count; stop++)
+        if(app->playlist.item[stop].type & OMNPLAY_PLAYLIST_BLOCK_END)
+            break;
+
+    fprintf(stderr, "get_playlist_block: range %d -> %d\n", start, stop);
+
+    /* check block range */
+    if(start >= 0 && stop < app->playlist.count)
+    {
+        *start_ptr = start;
+        *stop_ptr = stop;
+        return (stop - start + 1);
+    };
+
+    return -1;
+};
+
+static omnplay_player_t *get_player_at_pos(omnplay_instance_t* app, int pos)
+{
+    /* check player range */
+    if(app->playlist.item[pos].player > -1 && app->playlist.item[pos].player < app->players.count)
+        return &app->players.item[app->playlist.item[pos].player];
 
     return NULL;
 };
 
+static void omnplay_playlist_delete_items(omnplay_instance_t* app, int* idxs, int count)
+{
+    int i, j, idx;
+    GtkTreePath* path;
+
+    pthread_mutex_lock(&app->playlist.lock);
+    pthread_mutex_lock(&app->players.lock);
+
+    for(j = 0; j < count; j++)
+    {
+        idx = idxs[j] - j;
+
+        /* fix block types */
+        if(idx)
+            app->playlist.item[idx - 1].type = (playlist_item_type_t)(app->playlist.item[idx - 1].type |
+                OMNPLAY_PLAYLIST_BLOCK_END);
+        if(idx + 1 < app->playlist.count)
+            app->playlist.item[idx + 1].type = (playlist_item_type_t)(app->playlist.item[idx + 1].type |
+                OMNPLAY_PLAYLIST_BLOCK_BEGIN);
+
+        /* shift playlist items */
+        memmove
+        (
+            &app->playlist.item[idx],
+            &app->playlist.item[idx + 1],
+            (app->playlist.count - idx - 1) * sizeof(playlist_item_t)
+        );
+
+        /* decrement items count */
+        app->playlist.count--;
+
+        /* increment servers indexes */
+        for(i = 0; i < app->players.count; i++)
+            if(app->players.item[i].playlist_start >= idx)
+                app->players.item[i].playlist_start--;
+
+
+    };
+
+    /* redraw playlist */
+    omnplay_playlist_draw(app);
+
+    /* select */
+    path = gtk_tree_path_new_from_indices(idxs[0], -1);
+    gtk_tree_selection_select_path(gtk_tree_view_get_selection(GTK_TREE_VIEW(app->playlist_grid)), path);
+    gtk_tree_view_set_cursor(GTK_TREE_VIEW(app->playlist_grid), path, NULL, FALSE);
+    gtk_tree_path_free(path);
+
+
+    pthread_mutex_unlock(&app->players.lock);
+    pthread_mutex_unlock(&app->playlist.lock);
+};
+
+static void omnplay_playlist_item_del(omnplay_instance_t* app)
+{
+    int i, idx, c;
+    int *list, *list2;
+
+    list = get_selected_items_playlist(app);
+    if(!list) return;
+
+    list2 = (int*)malloc(sizeof(int) * list[0]);
+
+    for(i = 0, c = 0; i < list[0]; i++)
+    {
+        /* check for playing block */
+        if(idx_in_players_range(app, list[i + 1]))
+            continue;
+
+        /* save index */
+        list2[c++] = list[i + 1];
+    };
+
+    if(c)
+        omnplay_playlist_delete_items(app, list2, c);
+
+    free(list2);
+    free(list);
+};
+
+static int omnplay_playlist_insert_check(omnplay_instance_t* app, int idx, playlist_item_type_t* t)
+{
+    *t = OMNPLAY_PLAYLIST_ITEM_BLOCK_SINGLE;
+
+    /* before or after playlist */
+    if(!idx || idx == app->playlist.count)
+        return 1;
+
+    /* check for block borders */
+    if( app->playlist.item[idx - 1].type & OMNPLAY_PLAYLIST_BLOCK_END &&
+        app->playlist.item[idx + 0].type & OMNPLAY_PLAYLIST_BLOCK_BEGIN)
+        return 1;
+
+    /* check for playing block */
+    if(idx_in_players_range(app, idx))
+        return 0;
+
+    if(app->playlist.item[idx].type & OMNPLAY_PLAYLIST_BLOCK_LOOP)
+        *t = OMNPLAY_PLAYLIST_ITEM_LOOP_BODY;
+    else
+        *t = OMNPLAY_PLAYLIST_ITEM_BLOCK_BODY;
+
+    return 1;
+};
+
+static void omnplay_playlist_insert_items(omnplay_instance_t* app, int idx,
+    playlist_item_t* items, int count)
+{
+    int i;
+    GtkTreePath* path;
+
+    pthread_mutex_lock(&app->playlist.lock);
+    pthread_mutex_lock(&app->players.lock);
+
+    /* shift playlist items */
+    memmove
+    (
+        &app->playlist.item[idx + count],
+        &app->playlist.item[idx],
+        (app->playlist.count - idx) * sizeof(playlist_item_t)
+    );
+
+    /* copy new items */
+    memcpy
+    (
+        &app->playlist.item[idx],
+        items,
+        count * sizeof(playlist_item_t)
+    );
+
+    /* increment servers indexes */
+    for(i = 0; i < app->players.count; i++)
+        if(app->players.item[i].playlist_start >= idx)
+            app->players.item[i].playlist_start += idx;
+
+    /* increment items count */
+    app->playlist.count += count;
+
+    /* redraw playlist */
+    omnplay_playlist_draw(app);
+
+    /* select */
+    path = gtk_tree_path_new_from_indices(idx + count, -1);
+    gtk_tree_selection_select_path(gtk_tree_view_get_selection(GTK_TREE_VIEW(app->playlist_grid)), path);
+    gtk_tree_view_set_cursor(GTK_TREE_VIEW(app->playlist_grid), path, NULL, FALSE);
+    gtk_tree_path_free(path);
+
+    pthread_mutex_unlock(&app->players.lock);
+    pthread_mutex_unlock(&app->playlist.lock);
+};
+
+static void omnplay_playlist_item_add(omnplay_instance_t* app, int after)
+{
+    int idx;
+    playlist_item_t item;
+    playlist_item_type_t t;
+
+    /* find insert position */
+    idx = get_first_selected_item_playlist(app);
+    if(idx < 0)
+        idx = 0;
+    else
+        idx += (after)?1:0;
+
+    if(!omnplay_playlist_insert_check(app, idx, &t))
+        return;
+
+    fprintf(stderr, "allowed insert into idx=%d\n", idx);
+
+    /* clear item */
+    memset(&item, 0, sizeof(playlist_item_t));
+    if(ui_playlist_item_dialog(app, &item))
+    {
+        item.type = t;
+        omnplay_playlist_insert_items(app, idx, &item, 1);
+    };
+};
+
+static void omnplay_playlist_item_edit(omnplay_instance_t* app)
+{
+    int idx;
+    playlist_item_t item;
+
+    /* find insert position */
+    idx = get_first_selected_item_playlist(app);
+
+    if(idx < 0)
+        return;
+
+    /* check for playing block */
+    if(idx_in_players_range(app, idx))
+        return;
+
+    item = app->playlist.item[idx];
+
+    if(ui_playlist_item_dialog(app, &item))
+    {
+        app->playlist.item[idx] = item;
+        omnplay_playlist_draw_item(app, idx);
+    };
+};
+
+static void omnplay_ctl(omnplay_instance_t* app, control_buttons_t button)
+{
+    int i, r;
+    int idx, start, stop;
+    omnplay_player_t *player;
+
+    pthread_mutex_lock(&app->playlist.lock);
+
+    idx = get_first_selected_item_playlist(app);
+
+    if(idx < 0)
+    {
+        pthread_mutex_unlock(&app->playlist.lock);
+        return;
+    };
+
+    fprintf(stderr, "cue: selected item is %d\n", idx);
+
+    if(get_playlist_block(app, idx, &start, &stop) < 0)
+    {
+        pthread_mutex_unlock(&app->playlist.lock);
+        return;
+    };
+
+    fprintf(stderr, "cue: range %d -> %d\n", start, stop);
+
+    player = get_player_at_pos(app, start);
+
+    if(!player)
+    {
+        pthread_mutex_unlock(&app->playlist.lock);
+        return;
+    };
+
+    pthread_mutex_lock(&app->players.lock);
+
+    if(BUTTON_PLAYER_STOP == button || BUTTON_PLAYER_CUE == button)
+    {
+        /* stop */
+        OmPlrStop((OmPlrHandle)player->handle);
+
+        /* detach previous clips */
+        player->playlist_length = -1;
+        OmPlrDetachAllClips((OmPlrHandle)player->handle);
+    };
+
+    if(BUTTON_PLAYER_CUE == button)
+    {
+        int o, c, p = 0;
+
+        /* Attach clips to timeline */
+        for(i = start, c = 0, o = 0; i <= stop; i++)
+        {
+            OmPlrClipInfo clip;
+
+            /* get clip info */
+            clip.maxMsTracks = 0; 
+            clip.size = sizeof(clip);
+            r = OmPlrClipGetInfo((OmPlrHandle)player->handle, app->playlist.item[i].id, &clip);
+
+            if(!r)
+            {
+                unsigned int l;
+
+                fprintf(stderr, "OmPlrClipGetInfo(%s): firstFrame=%d, lastFrame=%d\n",
+                    app->playlist.item[i].id, clip.firstFrame, clip.lastFrame);
+
+                /* should we fix playlist clip timings */
+                if(!(
+                    app->playlist.item[i].in >= clip.firstFrame &&
+                    app->playlist.item[i].in + app->playlist.item[i].dur <= clip.lastFrame) ||
+                    !app->playlist.item[i].dur)
+                {
+                    fprintf(stderr, "cue: item [%s] will be updated [%d;%d]->[%d;%d]\n",
+                        app->playlist.item[i].id,
+                        app->playlist.item[i].in, app->playlist.item[i].dur,
+                        clip.firstFrame, clip.lastFrame - clip.firstFrame);
+
+                    app->playlist.item[i].in = clip.firstFrame;
+                    app->playlist.item[i].dur = clip.lastFrame - clip.firstFrame;
+                    omnplay_playlist_draw_item(app, i);
+                };
+
+                r = OmPlrAttach((OmPlrHandle)player->handle,
+                    app->playlist.item[i].id,
+                    app->playlist.item[i].in,
+                    app->playlist.item[i].in + app->playlist.item[i].dur,
+                    0, omPlrShiftModeAfter, &l);
+            };
+
+            if(r)
+            {
+                fprintf(stderr, "cue: failed with %d, %s\n", r, OmPlrGetErrorString((OmPlrError)r));
+                app->playlist.item[i].omn_idx = -1;
+                app->playlist.item[i].omn_offset = -1;
+            }
+            else
+            {
+                app->playlist.item[i].omn_idx = c;
+                app->playlist.item[i].omn_offset = o;
+
+                /* save selected item offset */
+                if(i == idx) p = o;
+
+                c++;
+                o += app->playlist.item[i].dur;
+            };
+        };
+
+        if(c)
+        {
+            OmPlrStatus hs;
+
+            /* Set timeline min/max */
+            OmPlrSetMinPosMin((OmPlrHandle)player->handle);
+            OmPlrSetMaxPosMax((OmPlrHandle)player->handle);
+
+            /* Set timeline position */
+            hs.minPos = 0;
+            hs.size = sizeof(OmPlrStatus);
+            OmPlrGetPlayerStatus((OmPlrHandle)player->handle, &hs);
+            OmPlrSetPos((OmPlrHandle)player->handle, hs.minPos + p);
+
+            /* setup loop */
+            if(app->playlist.item[start].type & OMNPLAY_PLAYLIST_BLOCK_LOOP)
+                OmPlrLoop((OmPlrHandle)player->handle, hs.minPos, hs.maxPos);
+            else
+                OmPlrLoop((OmPlrHandle)player->handle, hs.minPos, hs.minPos);
+
+            player->playlist_start = start;
+            player->playlist_length = stop - start + 1;
+
+            /* Cue */
+            OmPlrCuePlay((OmPlrHandle)player->handle, 0.0);
+        };
+    };
+
+    if(BUTTON_PLAYER_PLAY == button)
+    {
+        /* play */
+        OmPlrPlay((OmPlrHandle)player->handle, 1.0);
+    };
+
+    if(BUTTON_PLAYER_PAUSE == button)
+        /* pause */
+        OmPlrPlay((OmPlrHandle)player->handle, 0.0);
+
+    pthread_mutex_unlock(&app->players.lock);
+
+    pthread_mutex_unlock(&app->playlist.lock);
+};
+
+static void omnplay_playlist_item_swap(omnplay_instance_t* app, int dir)
+{
+    int sel, a, b;
+    GtkTreePath* path;
+    playlist_item_t item;
+
+    /* find insert position */
+    sel = get_first_selected_item_playlist(app);
+    if(sel < 0)
+        return;
+
+    if(dir < 0)
+    {
+        a = sel - 1;
+        b = sel;
+        sel = a;
+    }
+    else
+    {
+        a = sel;
+        b = sel + 1;
+        sel = b;
+    };
+
+    /* check for playing block */
+    if(idx_in_players_range(app, a) || idx_in_players_range(app, b))
+        return;
+
+    pthread_mutex_lock(&app->playlist.lock);
+    pthread_mutex_lock(&app->players.lock);
+
+    /* swap */
+    item = app->playlist.item[a];
+    app->playlist.item[a] = app->playlist.item[b];
+    app->playlist.item[b] = item;
+
+    /* rewite type */
+    app->playlist.item[a].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_SINGLE;
+    app->playlist.item[b].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_SINGLE;
+
+    /* redraw main items */
+    omnplay_playlist_draw_item(app, a);
+    omnplay_playlist_draw_item(app, b);
+
+    /* fix block types */
+    if(a)
+    {
+        app->playlist.item[a - 1].type = (playlist_item_type_t)(app->playlist.item[a - 1].type |
+            OMNPLAY_PLAYLIST_BLOCK_END);
+        omnplay_playlist_draw_item(app, a - 1);
+    };
+    if(b + 1 < app->playlist.count)
+    {
+        app->playlist.item[b + 1].type = (playlist_item_type_t)(app->playlist.item[b + 1].type |
+            OMNPLAY_PLAYLIST_BLOCK_BEGIN);
+        omnplay_playlist_draw_item(app, b + 1);
+    };
+
+    /* select */
+    path = gtk_tree_path_new_from_indices(sel, -1);
+    gtk_tree_selection_select_path(gtk_tree_view_get_selection(GTK_TREE_VIEW(app->playlist_grid)), path);
+    gtk_tree_view_set_cursor(GTK_TREE_VIEW(app->playlist_grid), path, NULL, FALSE);
+    gtk_tree_path_free(path);
+
+    pthread_mutex_unlock(&app->players.lock);
+    pthread_mutex_unlock(&app->playlist.lock);
+};
+
 static gboolean omnplay_button_click(omnplay_instance_t* app, control_buttons_t button)
 {
     switch(button)
     {
         case BUTTON_PLAYLIST_ITEM_ADD:
+            omnplay_playlist_item_add(app, 0);
+            break;
         case BUTTON_PLAYLIST_ITEM_DEL:
+            omnplay_playlist_item_del(app);
+            break;
         case BUTTON_PLAYLIST_ITEM_EDIT:
+            omnplay_playlist_item_edit(app);
+            break;
         case BUTTON_PLAYLIST_LOAD:
             omnplay_playlist_load(app);
             break;
@@ -190,14 +858,24 @@ static gboolean omnplay_button_click(omnplay_instance_t* app, control_buttons_t
             break;
         case BUTTON_PLAYLIST_BLOCK_SINGLE:
         case BUTTON_PLAYLIST_BLOCK_LOOP:
+            omnplay_playlist_block(app, button);
+            break;
         case BUTTON_PLAYLIST_ITEM_UP:
+            omnplay_playlist_item_swap(app, -1);
+            break;
         case BUTTON_PLAYLIST_ITEM_DOWN:
+            omnplay_playlist_item_swap(app, +1);
+            break;
         case BUTTON_PLAYER_CUE:
         case BUTTON_PLAYER_PLAY:
         case BUTTON_PLAYER_PAUSE:
         case BUTTON_PLAYER_STOP:
+            omnplay_ctl(app, button);
+            break;
         case BUTTON_LIBRARY_ADD:
+            break;
         case BUTTON_LIBRARY_REFRESH:
+            omnplay_library_refresh(app);
             break;
     };
 
@@ -216,31 +894,91 @@ static gboolean on_button_click(GtkWidget *button, gpointer user_data)
     return FALSE;
 };
 
+static gboolean on_playlist_grid_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
+{
+    omnplay_instance_t* app = (omnplay_instance_t*)data;
+
+    switch(event->keyval)
+    {
+        case GDK_C:
+        case GDK_c:
+            if(event->state & GDK_CONTROL_MASK)
+            {
+                fprintf(stderr, "CTRL+c\n");
+                return TRUE;
+            };
+            break;
+        case GDK_V:
+        case GDK_v:
+            if(event->state & GDK_CONTROL_MASK)
+            {
+                fprintf(stderr, "CTRL+v\n");
+                return TRUE;
+            };
+            break;
+        case GDK_X:
+        case GDK_x:
+            if(event->state & GDK_CONTROL_MASK)
+            {
+                fprintf(stderr, "CTRL+x\n");
+                return TRUE;
+            };
+            break;
+        case GDK_KEY_space:
+            omnplay_ctl(app, BUTTON_PLAYER_PLAY);
+            return TRUE;
+        case GDK_KEY_Return:
+            omnplay_ctl(app, BUTTON_PLAYER_CUE);
+            return TRUE;
+        case GDK_KEY_Insert:
+            omnplay_playlist_item_add(app, 0);
+            return TRUE;
+        case GDK_KEY_Delete:
+            omnplay_playlist_item_del(app);
+            return TRUE;
+        case GDK_KEY_BackSpace:
+            omnplay_playlist_item_edit(app);
+            return TRUE;
+    };
+
+    return FALSE;
+};
+
 void omnplay_init(omnplay_instance_t* app)
 {
     int i;
+    pthread_mutexattr_t attr;
+
+    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
 
     gtk_signal_connect( GTK_OBJECT( app->window ), "destroy",
         GTK_SIGNAL_FUNC(on_main_window_delete_event), app);
 
-    for(i = 0; i < app->players.count; i++)
-    {
-        /* create lock */
-        pthread_mutex_init(&app->players.item[i].lock, NULL);
+    gtk_widget_add_events(app->playlist_grid, GDK_BUTTON_PRESS_MASK);
+    gtk_signal_connect(GTK_OBJECT(app->playlist_grid), "key-press-event",
+        GTK_SIGNAL_FUNC(on_playlist_grid_key), app);
 
-        /* create a omneon status thread */
+    /* create lock */
+    pthread_mutex_init(&app->players.lock, &attr);
+
+    /* create a omneon status thread */
+    for(i = 0; i < app->players.count; i++)
         pthread_create(&app->players.item[i].thread, NULL,
             omnplay_thread_proc, &app->players.item[i]);
-    };
 
     /* create lock */
-    pthread_mutex_init(&app->playlist.lock, NULL);
+    pthread_mutex_init(&app->playlist.lock, &attr);
 
     /* attach buttons click */
     for(i = 1; i < BUTTON_LAST; i++)
         gtk_signal_connect(GTK_OBJECT(app->buttons[i]), "clicked",
             GTK_SIGNAL_FUNC( on_button_click), app );
 
+    /* create lock */
+    pthread_mutex_init(&app->library.lock, &attr);
+
+    /* load library */
+    omnplay_library_load(app);
 };
 
 void omnplay_release(omnplay_instance_t* app)
@@ -251,15 +989,18 @@ void omnplay_release(omnplay_instance_t* app)
     app->f_exit = 1;
 
     for(i = 0; i < app->players.count; i++)
-    {
         /* create a omneon status thread */
         pthread_join(app->players.item[i].thread, &r);
 
-        /* create lock */
-        pthread_mutex_destroy(&app->players.item[i].lock);
-
-    };
+    /* destroy lock */
+    pthread_mutex_destroy(&app->players.lock);
 
-    /* create lock */
+    /* destroy lock */
     pthread_mutex_destroy(&app->playlist.lock);
+
+    /* load library */
+    omnplay_library_save(app);
+
+    /* destroy library lock */
+    pthread_mutex_destroy(&app->library.lock);
 };