X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fui.c;h=cf5168fbe19aa9e7c2c828453fe1755d6acbad73;hb=86c9dd5a491cd7ebead02b73896af7e65084a3d4;hp=c30ef55a0945e95ca3cff23cbbf49b1129673add;hpb=dbdc240caac90c4a20c3055f39be26b3d0cdf685;p=melted_gui

diff --git a/src/ui.c b/src/ui.c
index c30ef55..cf5168f 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -1,6 +1,6 @@
 /*
- * ui.c -- GTK+ 2 omnplay
- * Copyright (C) 2011 Maksym Veremeyenko <verem@m1stereo.tv>
+ * ui.c -- GTK+ 2 melted gui
+ * Copyright (C) 2012 Maksym Veremeyenko <verem@m1stereo.tv>
  *
  * 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
@@ -35,6 +35,7 @@
 #include "ui_buttons.h"
 #include "support.h"
 #include "timecode.h"
+#include "playlist.h"
 
 typedef struct column_desc
 {
@@ -81,15 +82,15 @@ static const column_desc_t playlist_columns[] =
 const static column_desc_t library_columns[] =
 {
     {
-        "ID",
-        G_TYPE_STRING
+        "TYPE",
+        G_TYPE_OBJECT
     },
     {
         "DUR",
         G_TYPE_STRING
     },
     {
-        "TITLE",
+        "NAME",
         G_TYPE_STRING
     },
     {
@@ -118,7 +119,7 @@ static GtkWidget* create_label(GtkWidget* top, char* text, char* reg, GtkJustifi
     return label;
 };
 
-static GtkWidget* create_treeview(GtkWidget* top, char* name, const column_desc_t columns[])
+static GtkWidget* create_treeview_list(GtkWidget* top, char* name, const column_desc_t columns[])
 {
     int i, count;
 
@@ -132,6 +133,7 @@ static GtkWidget* create_treeview(GtkWidget* top, char* name, const column_desc_
     treeview = gtk_tree_view_new ();
     gtk_widget_show (treeview);
     gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(treeview), TRUE);
+    gtk_tree_view_set_grid_lines(GTK_TREE_VIEW(treeview), GTK_TREE_VIEW_GRID_LINES_BOTH);
 
     selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview));
     gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
@@ -191,7 +193,82 @@ static GtkWidget* create_treeview(GtkWidget* top, char* name, const column_desc_
     return treeview;
 };
 
-static GtkWidget* pane_library_grid(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* create_treeview_tree(GtkWidget* top, char* name, const column_desc_t columns[])
+{
+    int i, count;
+
+    GtkWidget *treeview;
+    GtkTreeSelection  *selection;
+    GtkCellRenderer *renderer;
+    GtkTreeViewColumn *column;
+    GtkTreeStore *tree_store;
+    GType tree_store_types[32];
+
+    treeview = gtk_tree_view_new ();
+    gtk_widget_show (treeview);
+    gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(treeview), TRUE);
+    gtk_tree_view_set_grid_lines(GTK_TREE_VIEW(treeview), GTK_TREE_VIEW_GRID_LINES_BOTH);
+
+    selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview));
+    gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
+
+    for(i = 0, count = 0; columns[i].title; i++, count++)
+        tree_store_types[i] = (columns[i].type == G_TYPE_OBJECT)?GDK_TYPE_PIXBUF:columns[i].type;
+    tree_store_types[count + 0] = G_TYPE_POINTER;
+    tree_store_types[count + 1] = G_TYPE_POINTER;
+    tree_store_types[count + 2] = G_TYPE_BOOLEAN;
+    tree_store_types[count + 3] = G_TYPE_STRING;
+
+    tree_store = gtk_tree_store_newv(count + 4, tree_store_types);
+
+    gtk_tree_view_set_model( GTK_TREE_VIEW( treeview ), GTK_TREE_MODEL( tree_store ) );
+
+    for(i = 0; columns[i].title; i++)
+    {
+        char* prop;
+        column = NULL;
+
+        if(columns[i].type == G_TYPE_OBJECT)
+        {
+            renderer = gtk_cell_renderer_pixbuf_new();
+            gtk_cell_renderer_set_padding(renderer, 0, 0);
+            prop = "pixbuf";
+        }
+        else if(columns[i].type == G_TYPE_BOOLEAN)
+        {
+            renderer = gtk_cell_renderer_toggle_new();
+            prop = "active";
+        }
+        else
+        {
+            renderer = gtk_cell_renderer_text_new();
+            prop = "text";
+
+            column = gtk_tree_view_column_new_with_attributes(
+                columns[i].title, renderer,
+                    prop, i,
+                    "background-set", count + 2,
+                    "background", count + 3,
+                    NULL);
+        }
+
+        if(!column)
+            column = gtk_tree_view_column_new_with_attributes(
+                columns[i].title, renderer,
+                    prop, i,
+                    NULL);
+
+        gtk_tree_view_append_column(GTK_TREE_VIEW( treeview ), column);
+    };
+
+    g_object_unref(tree_store);
+
+    GLADE_HOOKUP_OBJECT (top, treeview, name);
+
+    return treeview;
+};
+
+static GtkWidget* pane_library_tree(GtkWidget* top, instance_t* app)
 {
     GtkWidget *scrolledwindow;
 
@@ -201,12 +278,12 @@ static GtkWidget* pane_library_grid(GtkWidget* top, omnplay_instance_t* app)
         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 
     gtk_container_add (GTK_CONTAINER (scrolledwindow),
-        app->library_grid = create_treeview(top, "treeview_library", library_columns));
+        app->library_tree = create_treeview_tree(top, "treeview_library", library_columns));
 
     return scrolledwindow;
 }
 
-static GtkWidget* pane_library_buttons(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_library_buttons(GtkWidget* top, instance_t* app)
 {
     GtkWidget* hbox;
 
@@ -229,7 +306,7 @@ static GtkWidget* pane_library_buttons(GtkWidget* top, omnplay_instance_t* app)
     return hbox;
 }
 
-static GtkWidget* pane_library_search_buttons(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_library_search_buttons(GtkWidget* top, instance_t* app)
 {
     GtkWidget* hbox;
 
@@ -253,7 +330,7 @@ static GtkWidget* pane_library_search_buttons(GtkWidget* top, omnplay_instance_t
     return hbox;
 }
 
-static GtkWidget* pane_library(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_library(GtkWidget* top, instance_t* app)
 {
     GtkWidget* vbox;
 
@@ -268,7 +345,7 @@ static GtkWidget* pane_library(GtkWidget* top, omnplay_instance_t* app)
 
     /* add grid */
     gtk_box_pack_start (GTK_BOX (vbox),
-        pane_library_grid(top, app),
+        pane_library_tree(top, app),
         TRUE, TRUE, 0);
 
     /* add search buttons */
@@ -279,16 +356,19 @@ static GtkWidget* pane_library(GtkWidget* top, omnplay_instance_t* app)
     return vbox;
 }
 
-static GtkWidget* create_channel_status(GtkWidget* top, omnplay_instance_t* app, int idx)
+static GtkWidget* create_channel_status(GtkWidget* top, instance_t* app, int idx)
 {
     GtkWidget* vbox;
     GtkWidget* hbox;
     GtkWidget* frame;
-    omnplay_player_t* player;
+    char name[PATH_MAX];
+    player_t* player;
 
     player = &app->players.item[idx];
 
-    frame = gtk_frame_new(player->name);
+    snprintf(name, sizeof(name), "unit %d [%c]", player->unit, idx + 'A');
+
+    frame = gtk_frame_new(name);
     gtk_widget_show(frame);
 
     vbox = gtk_vbox_new(FALSE, 0);
@@ -349,7 +429,7 @@ static GtkWidget* create_channel_status(GtkWidget* top, omnplay_instance_t* app,
     return frame;
 }
 
-static GtkWidget* pane_operate_status(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_operate_status(GtkWidget* top, instance_t* app)
 {
     int i;
     GtkWidget* vbox;
@@ -378,7 +458,7 @@ static GtkWidget* pane_operate_status(GtkWidget* top, omnplay_instance_t* app)
     return vbox;
 }
 
-static GtkWidget* pane_operate_buttons_playlist(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_operate_buttons_playlist(GtkWidget* top, instance_t* app)
 {
     GtkWidget* hbox;
 
@@ -435,10 +515,20 @@ static GtkWidget* pane_operate_buttons_playlist(GtkWidget* top, omnplay_instance
         ui_create_button(top, app, BUTTON_PLAYLIST_ITEM_DOWN),
             FALSE, FALSE, 0);
 
+    /* spacer */
+    gtk_box_pack_start (GTK_BOX (hbox),
+        create_label(top, "   ", NULL, GTK_JUSTIFY_CENTER),
+            FALSE, FALSE, 0);
+
+    /* playlist relink */
+    gtk_box_pack_start (GTK_BOX (hbox),
+        ui_create_button(top, app, BUTTON_PLAYLIST_RELINK),
+            FALSE, FALSE, 0);
+
     return hbox;
 }
 
-static GtkWidget* pane_operate_grid(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_operate_grid(GtkWidget* top, instance_t* app)
 {
     GtkWidget *scrolledwindow;
 
@@ -448,12 +538,12 @@ static GtkWidget* pane_operate_grid(GtkWidget* top, omnplay_instance_t* app)
         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 
     gtk_container_add (GTK_CONTAINER (scrolledwindow),
-        app->playlist_grid = create_treeview(top, "treeview_playlist", playlist_columns));
+        app->playlist_grid = create_treeview_list(top, "treeview_playlist", playlist_columns));
 
     return scrolledwindow;
 }
 
-static GtkWidget* pane_operate_buttons_operate(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_operate_buttons_operate(GtkWidget* top, instance_t* app)
 {
     GtkWidget* hbox;
 
@@ -487,7 +577,7 @@ static GtkWidget* pane_operate_buttons_operate(GtkWidget* top, omnplay_instance_
     return hbox;
 }
 
-static GtkWidget* pane_operate_operate(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_operate_operate(GtkWidget* top, instance_t* app)
 {
     GtkWidget* vbox;
 
@@ -513,7 +603,7 @@ static GtkWidget* pane_operate_operate(GtkWidget* top, omnplay_instance_t* app)
 
 }
 
-static GtkWidget* pane_operate(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_operate(GtkWidget* top, instance_t* app)
 {
     GtkWidget* hbox;
 
@@ -534,7 +624,7 @@ static GtkWidget* pane_operate(GtkWidget* top, omnplay_instance_t* app)
 
 };
 
-static GtkWidget* pane_top(GtkWidget* top, omnplay_instance_t* app)
+static GtkWidget* pane_top(GtkWidget* top, instance_t* app)
 {
     GtkWidget* pane;
 
@@ -554,40 +644,50 @@ static GtkWidget* pane_top(GtkWidget* top, omnplay_instance_t* app)
     return pane;
 }
 
-GtkWidget* ui_omnplay (omnplay_instance_t* app)
+GtkWidget* ui_create(instance_t* app)
 {
     GtkWidget *wnd;
+    GtkWidget* vbox;
 
     wnd = gtk_window_new (GTK_WINDOW_TOPLEVEL);
-    GLADE_HOOKUP_OBJECT_NO_REF (wnd, wnd, "omnplay_window");
+    GLADE_HOOKUP_OBJECT_NO_REF (wnd, wnd, PACKAGE "_window");
 
-    gtk_window_set_title (GTK_WINDOW (wnd), _("Omneon Player"));
+    gtk_window_set_title (GTK_WINDOW (wnd), _(PRODUCT_NAME));
     gtk_window_set_default_size (GTK_WINDOW (wnd), 1024, 768);
 
-    gtk_container_add (GTK_CONTAINER (wnd),
-        pane_top(wnd, app));
+    vbox = gtk_vbox_new(FALSE, 0);
+    gtk_widget_show(vbox);
+
+    gtk_container_add(GTK_CONTAINER(wnd), vbox);
+
+    gtk_box_pack_start (GTK_BOX (vbox),
+        pane_top(wnd, app),
+        TRUE, TRUE, 0);
+    gtk_box_pack_start (GTK_BOX (vbox),
+        app->status_label = create_label(wnd, "started", NULL, GTK_JUSTIFY_LEFT),
+        FALSE, FALSE, 0);
 
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_BLOCK_BEGIN] =
+    app->playlist.block_icons[PLAYLIST_ITEM_BLOCK_BEGIN] =
         create_pixbuf("block_type_block_start_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_BLOCK_BODY] =
+    app->playlist.block_icons[PLAYLIST_ITEM_BLOCK_BODY] =
         create_pixbuf("block_type_block_middle_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_BLOCK_END] =
+    app->playlist.block_icons[PLAYLIST_ITEM_BLOCK_END] =
         create_pixbuf("block_type_block_end_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_BLOCK_SINGLE] =
+    app->playlist.block_icons[PLAYLIST_ITEM_BLOCK_SINGLE] =
         create_pixbuf("block_type_block_single_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_LOOP_BEGIN] =
+    app->playlist.block_icons[PLAYLIST_ITEM_LOOP_BEGIN] =
         create_pixbuf("block_type_loop_start_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_LOOP_BODY] =
+    app->playlist.block_icons[PLAYLIST_ITEM_LOOP_BODY] =
         create_pixbuf("block_type_loop_middle_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_LOOP_END] =
+    app->playlist.block_icons[PLAYLIST_ITEM_LOOP_END] =
         create_pixbuf("block_type_loop_end_16x16.png");
-    app->playlist.block_icons[OMNPLAY_PLAYLIST_ITEM_LOOP_SINGLE] =
+    app->playlist.block_icons[PLAYLIST_ITEM_LOOP_SINGLE] =
         create_pixbuf("block_type_block_loop_16x16.png");
 
     return wnd;
 }
 
-int ui_playlist_item_dialog(omnplay_instance_t* app, playlist_item_t* item)
+int ui_playlist_item_dialog(instance_t* app, playlist_item_t* item)
 {
     int r, c;
     char tc[32];
@@ -710,25 +810,294 @@ int ui_playlist_item_dialog(omnplay_instance_t* app, playlist_item_t* item)
     return r;
 };
 
-void ui_library_refresh(omnplay_instance_t* app, GtkWidget **p_win, GtkWidget **p_label)
+/********************************************************************************/
+
+void ui_update_player(player_t* player, char *tc_cur, char *tc_rem, char *state, char *status, char *clip)
 {
-    GtkWidget *win, *box, *label;
+    /* 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);
+    gtk_label_set_text(GTK_LABEL (player->label_state), state);
+    gtk_label_set_text(GTK_LABEL (player->label_status), status);
+    gtk_label_set_text(GTK_LABEL (player->label_clip), clip);
+    gdk_flush();
+    gdk_threads_leave();
+};
 
-    win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
-    gtk_window_set_title(GTK_WINDOW(win), _("Library refreshing..."));
-    gtk_window_set_default_size(GTK_WINDOW(win), 250, 100);
-    gtk_window_set_modal(GTK_WINDOW(win), TRUE);
-    gtk_window_set_transient_for(GTK_WINDOW(win), GTK_WINDOW(app->window));
-//    gtk_window_set_deletable(GTK_WINDOW(win), FALSE);
-//    gtk_window_set_resizable(GTK_WINDOW(win), FALSE);
+static gboolean ui_playlist_draw_item_rem_proc(
+    GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer user_data)
+{
+    int i;
+    void** args                 = (void**)user_data;
+    GtkListStore *list_store    = (GtkListStore *)args[1];
+    int idx                     = (int)args[2];
+    char* rem                   = (char*)args[3];
+
+    gtk_tree_model_get(model, iter, 7, &i, -1);
 
-    box = gtk_vbox_new(FALSE, 0);
-    gtk_widget_show(box);
-    gtk_container_add(GTK_CONTAINER(win), box);
+    if(i != idx) return FALSE;
 
-    label = create_label(NULL, "Requsting status...", NULL, 0),
-    gtk_box_pack_start (GTK_BOX(box), label, TRUE, TRUE, 0);
+    gtk_list_store_set(list_store, iter, 0, rem, -1);
 
-    *p_win = win;
-    *p_label = label;
+    return TRUE;
+};
+
+void ui_playlist_draw_item_rem(instance_t* app, int idx, char* rem)
+{
+    void* item[4];
+    GtkListStore *list_store;
+
+    gdk_threads_enter();
+
+    list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->playlist_grid)));
+
+    item[0] = (void*)app;
+    item[1] = (void*)list_store;
+    item[2] = (void*)idx;
+    item[3] = (void*)rem;
+
+    gtk_tree_model_foreach(GTK_TREE_MODEL(list_store), ui_playlist_draw_item_rem_proc, item);
+
+    gdk_flush();
+    gdk_threads_leave();
+};
+
+void ui_playlist_select_item(instance_t* app, int idx)
+{
+    GtkTreePath* path;
+
+    path = gtk_tree_path_new_from_indices(idx, -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);
+};
+
+void ui_playlist_draw(instance_t* app)
+{
+    int i;
+    int sel;
+    char tc1[12], tc2[12];
+    GtkListStore *list_store;
+    GtkTreeIter iter;
+
+    sel = playlist_get_first_selected_item_idx(app);
+
+    list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->playlist_grid)));
+    gtk_list_store_clear(list_store);
+
+    pthread_mutex_lock(&app->playlist.lock);
+
+    for(i = 0;i < app->playlist.count; i++)
+    {
+        char ch[3];
+
+        if(PLAYLIST_BLOCK_BEGIN & app->playlist.item[i].type)
+            snprintf(ch, sizeof(ch), "%c", 'A' + app->playlist.item[i].player);
+        else
+            ch[0] = 0;
+
+        gtk_list_store_append(list_store, &iter);
+
+        gtk_list_store_set(list_store, &iter,
+            0, "",
+            1, app->playlist.block_icons[app->playlist.item[i].type],
+            2, ch,
+            3, app->playlist.item[i].id,
+            4, frames2tc(app->playlist.item[i].in, 25.0, tc1),
+            5, frames2tc(app->playlist.item[i].dur, 25.0, tc2),
+            6, app->playlist.item[i].title,
+            7, i,
+            8, (app->playlist.item[i].error != 0),
+            9, (app->playlist.item[i].error & PLAYLIST_ITEM_ERROR_LIB)?"red":"orange",
+            -1 );
+    }
+
+    app->playlist.ver_prev = app->playlist.ver_curr;
+
+    if(sel >= 0)
+        ui_playlist_select_item(app, sel);
+
+    pthread_mutex_unlock(&app->playlist.lock);
+};
+
+typedef struct ui_playlist_draw_item_desc
+{
+    GtkListStore *list_store;
+    instance_t* app;
+    int idx;
+} ui_playlist_draw_item_t;
+
+static gboolean ui_playlist_draw_item_iter
+(
+    GtkTreeModel *model,
+    GtkTreePath *path,
+    GtkTreeIter *iter,
+    gpointer user_data
+)
+{
+    int i;
+    char tc1[12], tc2[12];
+    char ch[3];
+    ui_playlist_draw_item_t* item = (ui_playlist_draw_item_t*)user_data;
+    instance_t* app = item->app;
+
+    gtk_tree_model_get(model, iter, 7, &i, -1);
+
+    if(i != item->idx) return FALSE;
+
+    if(PLAYLIST_BLOCK_BEGIN & app->playlist.item[i].type)
+        snprintf(ch, sizeof(ch), "%c", 'A' + app->playlist.item[i].player);
+    else
+        ch[0] = 0;
+
+    gtk_list_store_set(item->list_store, iter,
+        0, "",
+        1, app->playlist.block_icons[app->playlist.item[i].type],
+        2, ch,
+        3, app->playlist.item[i].id,
+        4, frames2tc(app->playlist.item[i].in, 25.0, tc1),
+        5, frames2tc(app->playlist.item[i].dur, 25.0, tc2),
+        6, app->playlist.item[i].title,
+        7, i,
+        8, (app->playlist.item[i].error != 0),
+        9, (app->playlist.item[i].error & PLAYLIST_ITEM_ERROR_LIB)?"red":"orange",
+        -1 );
+
+    return TRUE;
+};
+
+void ui_playlist_draw_item(instance_t* app, int idx)
+{
+    GtkListStore *list_store;
+    ui_playlist_draw_item_t item;
+
+    list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->playlist_grid)));
+
+    pthread_mutex_lock(&app->playlist.lock);
+
+    item.idx = idx;
+    item.app = app;
+    item.list_store = list_store;
+    gtk_tree_model_foreach(GTK_TREE_MODEL(list_store), ui_playlist_draw_item_iter, &item);
+
+    pthread_mutex_unlock(&app->playlist.lock);
+};
+
+void ui_set_status(instance_t* app, char* str)
+{
+    gdk_threads_enter();
+    gtk_label_set_text(GTK_LABEL(app->status_label), str);
+    gdk_flush();
+    gdk_threads_leave();
+};
+
+int ui_playlist_load(instance_t* app, char* path, struct ui_playlist_io_funcs* procs)
+{
+    int r, i;
+
+    GtkWidget *dialog;
+    GtkFileFilter *filter;
+
+    dialog = gtk_file_chooser_dialog_new("Open File",
+        GTK_WINDOW (app->window),
+        GTK_FILE_CHOOSER_ACTION_OPEN,
+        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+        GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
+        NULL);
+
+    gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), path);
+
+    for(i = 0; procs[i].title; i++)
+    {
+        filter = gtk_file_filter_new();
+        gtk_file_filter_set_name(filter, procs[i].title);
+        gtk_file_filter_add_pattern(filter, procs[i].ext);
+        g_object_set_data(G_OBJECT(filter), "id", GINT_TO_POINTER(i));
+        gtk_file_chooser_add_filter(GTK_FILE_CHOOSER (dialog), filter);
+    };
+
+    r = gtk_dialog_run(GTK_DIALOG(dialog));
+
+    if(r == GTK_RESPONSE_ACCEPT)
+    {
+        char *filename;
+
+        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
+
+        i = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(gtk_file_chooser_get_filter(GTK_FILE_CHOOSER(dialog))), "id"));
+
+        r = procs[i].load(app, filename);
+
+        ui_playlist_draw(app);
+
+        if(app->playlist.path)
+            g_free(app->playlist.path);
+        if((app->playlist.path = filename))
+        {
+            char* e = strrchr(app->playlist.path, '/');
+            if(e) *e = 0;
+        }
+    }
+    else
+        r = -1;
+
+    gtk_widget_destroy (dialog);
+
+    return r;
+};
+
+int ui_playlist_save(instance_t* app, char* path, struct ui_playlist_io_funcs* procs)
+{
+    int r, i;
+    GtkWidget *dialog;
+    GtkFileFilter *filter;
+
+    dialog = gtk_file_chooser_dialog_new("Save File",
+        GTK_WINDOW (app->window),
+        GTK_FILE_CHOOSER_ACTION_SAVE,
+        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+        GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
+        NULL);
+
+    gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
+
+    gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), path);
+
+    for(i = 0; procs[i].title; i++)
+    {
+        filter = gtk_file_filter_new();
+        gtk_file_filter_set_name(filter, procs[i].title);
+        gtk_file_filter_add_pattern(filter, procs[i].ext);
+        g_object_set_data(G_OBJECT(filter), "id", GINT_TO_POINTER(i));
+        gtk_file_chooser_add_filter(GTK_FILE_CHOOSER (dialog), filter);
+    };
+
+    r = gtk_dialog_run(GTK_DIALOG(dialog));
+
+    if(r == GTK_RESPONSE_ACCEPT)
+    {
+        char *filename;
+
+        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
+
+        i = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(gtk_file_chooser_get_filter(GTK_FILE_CHOOSER(dialog))), "id"));
+
+        r = procs[i].save(app, filename);
+
+        if(app->playlist.path)
+            g_free(app->playlist.path);
+        if((app->playlist.path = filename))
+        {
+            char* e = strrchr(app->playlist.path, '/');
+            if(e) *e = 0;
+        }
+    }
+    else
+        r = -1;
+
+    gtk_widget_destroy (dialog);
+
+    return r;
 };