minimal playlist operating implemented
[melted_gui] / src / library.c
index bbda4b8..c7b6013 100644 (file)
 #include <mvcp/mvcp.h>
 #include <mvcp/mvcp_remote.h>
 
-#include "instance.h"
+#include "library.h"
 #include "ui.h"
 #include "timecode.h"
+#include "support.h"
+
+extern GtkTargetEntry drag_targets[];
 
 void library_release(instance_t* app)
 {
@@ -46,93 +49,223 @@ void library_release(instance_t* app)
     mvcp_parser_close(app->library.handle[1]);
 };
 
-
-static int library_load_node(instance_t* app, GtkTreeStore *tree_store, GtkTreeIter* parent, char* path)
+static void library_add_fake(instance_t* app, GtkTreeStore *tree_store, GtkTreeIter* parent)
 {
-    int i;
     GtkTreeIter iter;
-    mvcp_dir_entry_t entry;
-    mvcp_dir dir = mvcp_dir_init(app->library.handle[0], path);
-
-    for (i = 0; i < mvcp_dir_count(dir); i++)
-    {
-        if(mvcp_ok != mvcp_dir_get(dir, i, &entry))
-            continue;
-
-        g_warning("library_load_node: path=[%s], entry.dur=[%d], entry.full=[%s], entry.name[%s]",
-            path, entry.dir, entry.full, entry.name);
-
-        if(entry.dir)
-        {
-            gtk_tree_store_prepend(tree_store, &iter, parent);
-
-            gtk_tree_store_set(tree_store, &iter,
-                0, app->library.icons[0],
-                1, "<dir>",
-                2, entry.name,
-                3, NULL,
-                4, NULL,
-                5, FALSE,
-                6, "red",
-                -1 );
-
-            library_load_node(app, tree_store, &iter, entry.full);
-        }
-        else
-        {
-            gtk_tree_store_append(tree_store, &iter, parent);
-
-            gtk_tree_store_set(tree_store, &iter,
-                0, app->library.icons[1],
-                1, "<file>",
-                2, entry.name,
-                3, NULL,
-                4, NULL,
-                5, FALSE,
-                6, "red",
-                -1 );
-        };
-    };
-
-    return 0;
+    gtk_tree_store_append(tree_store, &iter, parent);
+    gtk_tree_store_set(tree_store, &iter, -1);
 };
 
 static int library_init_load(instance_t* app)
 {
-    int i;
-    char tc[12];
-    GtkTreeStore *tree_store;
     GtkTreeIter iter;
+    GtkTreeStore *tree_store;
 
     tree_store = GTK_TREE_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->library_tree)));
     gtk_tree_store_clear(tree_store);
 
-/*
     gtk_tree_store_append(tree_store, &iter, NULL);
-
     gtk_tree_store_set(tree_store, &iter,
-        0, NULL,
-        1, "/",
-        2, "<dir>",
+        0, app->library.icons[0],
+        1, "<dir>>",
+        2, "LIBRARY",
         3, NULL,
         4, NULL,
         5, FALSE,
         6, "red",
         -1 );
-*/
-
-    library_load_node(app, tree_store, NULL, "/home/studio/Videos");
+    library_add_fake(app, tree_store, &iter);
 
     gtk_tree_view_collapse_all(GTK_TREE_VIEW(app->library_tree));
 
     return 0;
 };
 
+static void library_add_item(instance_t* app, GtkTreeStore *treestore, GtkTreeIter *iter,
+    mvcp_dir_entry e, mvcp_list_entry p)
+{
+    GtkTreeIter this, child;
+
+    if(e->dir)
+    {
+        gtk_tree_store_prepend(treestore, &this, iter);
+
+        gtk_tree_store_set(treestore, &this,
+            0, app->library.icons[0],
+            1, "<dir>",
+            2, e->name,
+            3, e,
+            4, NULL,
+            5, FALSE,
+            6, "red",
+            -1 );
+
+        gtk_tree_store_append(treestore, &child, &this);
+        gtk_tree_store_set(treestore, &child, -1);
+    }
+    else
+    {
+        char dur[32];
+
+        if(p)
+            frames2tc(p->size, p->fps, dur);
+        else
+            strcpy(dur, "<file>");
+
+        gtk_tree_store_append(treestore, &this, iter);
+
+        gtk_tree_store_set(treestore, &this,
+            0, app->library.icons[1],
+            1, dur,
+            2, e->name,
+            3, e,
+            4, p,
+            5, FALSE,
+            6, "red",
+            -1 );
+    };
+};
+
+static void on_library_row_expanded
+(
+    GtkTreeView *treeview,
+    GtkTreeIter *iter,
+    GtkTreePath *path,
+    gpointer user_data
+)
+{
+    int i;
+    char* p;
+    GtkTreeIter fake;
+    GtkTreeModel *model;
+    GdkCursor* cursor;
+    mvcp_dir dir;
+    mvcp_dir_entry_t *e;
+    instance_t* app = (instance_t*)user_data;
+
+//    g_warning("on_library_row_expanded: HERE");
+
+    /* Set busy cursor */
+    cursor = gdk_cursor_new(GDK_WATCH);
+    gdk_window_set_cursor(gtk_widget_get_toplevel(GTK_WIDGET(treeview))->window, cursor);
+    gdk_cursor_unref(cursor);
+    gdk_flush();
+
+    model = gtk_tree_view_get_model(treeview);
+
+    /* save fake item */
+    gtk_tree_model_iter_children(GTK_TREE_MODEL(model), &fake, iter);
+
+    /* request mvcp entry */
+    gtk_tree_model_get(GTK_TREE_MODEL(model), iter,
+        3, &e,
+        -1);
+
+    /* setup root path */
+    if(!e)
+        p = "/";
+    else
+        p = e->full;
+
+    /* read dir */
+    dir = mvcp_dir_init(app->library.handle[0], p);
+    for (i = 0; i < mvcp_dir_count(dir); i++)
+    {
+        mvcp_dir_entry_t dir_entry;
+        mvcp_list_entry_t *list_e = NULL, list_entry;
+
+        if(mvcp_ok != mvcp_dir_get(dir, i, &dir_entry))
+            continue;
+
+//        g_warning("on_library_row_expanded: path=[%s], entry.dur=[%d], entry.full=[%s], entry.name[%s]",
+//            p, entry.dir, entry.full, entry.name);
+
+        e = (mvcp_dir_entry_t*)malloc(sizeof(mvcp_dir_entry_t));
+        *e = dir_entry;
+
+        if(!e->dir && mvcp_ok == mvcp_probe_clip( app->library.handle[0], e->full, &list_entry))
+        {
+            list_e = (mvcp_list_entry_t*)malloc(sizeof(mvcp_list_entry_t));
+            *list_e = list_entry;
+        };
+
+        library_add_item(app, GTK_TREE_STORE(model), iter, e, list_e);
+    };
+
+    /* restore cursor */
+    gdk_window_set_cursor(gtk_widget_get_toplevel(GTK_WIDGET(treeview))->window, NULL);
+
+    /* delete fake item */
+    gtk_tree_store_remove(GTK_TREE_STORE(model), &fake);
+};
+
+static void on_library_row_collapsed
+(
+    GtkTreeView *treeview,
+    GtkTreeIter *iter,
+    GtkTreePath *path,
+    gpointer user_data
+)
+{
+    GtkTreeModel *model;
+    GtkTreeIter child;
+//    g_warning("on_library_row_collapsed: HERE");
+
+    /* delete all items */
+    model = gtk_tree_view_get_model(treeview);
+    while (gtk_tree_model_iter_children(GTK_TREE_MODEL(model), &child, iter))
+    {
+        mvcp_dir_entry_t *e;
+        mvcp_list_entry_t *l;
+
+        /* request mvcp entry */
+        gtk_tree_model_get(GTK_TREE_MODEL(model), &child,
+            3, &e,
+            4, &l,
+            -1);
+
+        /* free entry */
+        if(e) free(e);
+        if(l) free(l);
+
+        gtk_tree_store_remove(GTK_TREE_STORE(model), &child);
+    };
+
+    /* add a fake element */
+    library_add_fake(user_data, GTK_TREE_STORE(model), iter);
+};
+
+static void library_drag_data_get_cb(GtkWidget *widget, GdkDragContext *context,
+    GtkSelectionData *selection_data, guint info, guint time, gpointer userdata)
+{
+    int c;
+    playlist_item_t* items;
+    instance_t* app = (instance_t*)userdata;
+
+    g_warning("library_drag_data_get_cb");
+
+    items = library_get_selected_items(app, &c);
+
+    /* clear item */
+    if(items)
+    {
+        gtk_selection_data_set(selection_data, selection_data->target, 8,
+            (const guchar *)items, sizeof(playlist_item_t) * c);
+        free(items);
+    };
+};
+
+static void library_drag_begin_cb(GtkWidget *widget, GdkDragContext *context, gpointer userdata)
+{
+    g_warning("library_drag_begin_cb");
+    gtk_drag_source_set_icon_stock(widget, GTK_STOCK_DND);
+};
+
 
 void library_init(instance_t* app)
 {
     /* connect to library */
-    app->library.handle[1] = mvcp_parser_init_remote(app->players.host, 5250);
+    app->library.handle[1] = mvcp_parser_init_remote(app->players.host, app->library.port);
     app->library.handle[0] = mvcp_init(app->library.handle[1]);
     if(mvcp_connect(app->library.handle[0]) != mvcp_ok)
     {
@@ -140,28 +273,103 @@ void library_init(instance_t* app)
         return;
     };
 
+    /* setup icons */
     app->library.icons[0] = create_pixbuf("Axialis_Team_playlist_open_16x16.png");
     app->library.icons[1] = create_pixbuf("Axialis_Team_playlist_save_16x16.png");
 
+    /* load lib */
     library_init_load(app);
 
-#if 0
-    pthread_mutex_lock(&app->library.lock);
+    /* allow drag source */
+    gtk_drag_source_set(app->library_tree, GDK_BUTTON1_MASK,
+        drag_targets, 1, (GdkDragAction)(GDK_ACTION_COPY));
 
-    if(app->library.filename[0])
+    /* set handlers */
+    gtk_signal_connect(GTK_OBJECT(app->library_tree), "row-expanded",
+        GTK_SIGNAL_FUNC(on_library_row_expanded), app);
+    gtk_signal_connect(GTK_OBJECT(app->library_tree), "row-collapsed",
+        GTK_SIGNAL_FUNC(on_library_row_collapsed), app);
+    g_signal_connect(GTK_OBJECT(app->library_tree), "drag_data_get",
+        G_CALLBACK(library_drag_data_get_cb), app);
+    g_signal_connect(GTK_OBJECT(app->library_tree), "drag_begin",
+        G_CALLBACK(library_drag_begin_cb), app);
+
+};
+
+static void library_get_selected_items_iter
+(
+    GtkTreeModel *model,
+    GtkTreePath *path,
+    GtkTreeIter *iter,
+    gpointer data
+)
+{
+    int l;
+    mvcp_dir_entry_t *dir;
+    mvcp_list_entry_t *list;
+    playlist_item_t** pitems = (playlist_item_t**)data;
+    playlist_item_t* items = *pitems;
+
+    /* request pointers to list and dir entries of library items */
+    gtk_tree_model_get(model, iter,
+        3, &dir,
+        4, &list,
+        -1);
+
+    /* check if defined */
+    if(dir && list)
     {
-        app->library.count = MAX_LIBRARY_ITEMS;
-        omnplay_library_load_file(app->library.item, &app->library.count, app->library.filename);
+        /* allocate items */
+        if(!items)
+        {
+            items = (playlist_item_t*)malloc(sizeof(playlist_item_t));
+            memset(items, 0, sizeof(playlist_item_t));
+        };
+
+        /* find numbers of items in list */
+        for(l = 0; items[l].id[0]; l++);
+        g_warning("library_get_selected_items_iter: l=%d", l);
+
+        /* realloc items */
+        items = (playlist_item_t*)realloc(items, (l + 2) * sizeof(playlist_item_t));
+
+        /* clean last item */
+        memset(&items[l + 1], 0, sizeof(playlist_item_t));
+
+        /* setup items */
+        memset(&items[l + 0], 0, sizeof(playlist_item_t));
+        strncpy(items[l].id, dir->name, PATH_MAX);
+        strncpy(items[l].title, dir->full, PATH_MAX);
+        items[l].dur = list->size;
     };
 
-    omnplay_library_sort(app);
+    *pitems = items;
+};
 
-    pthread_mutex_unlock(&app->library.lock);
+playlist_item_t* library_get_selected_items(instance_t* app, int *count)
+{
+    int l = 0;
+    playlist_item_t* items = NULL;
 
-    omnplay_library_draw(app);
-#endif
+    GtkTreeSelection *selection;
+
+    selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(app->library_tree));
+    if(selection)
+    {
+        gtk_tree_selection_selected_foreach(
+            selection,
+            library_get_selected_items_iter,
+            &items);
+
+        if(items)
+            for(; items[l].id[0]; l++);
+    };
+
+    *count = l;
+    return items;
 };
 
+
 #if 0
 playlist_item_t* omnplay_library_find(omnplay_instance_t* app, char* id)
 {