From: Maksym Veremeyenko <verem@m1stereo.tv>
Date: Mon, 9 Jul 2012 03:21:02 +0000 (+0300)
Subject: playlist save/load: step 1
X-Git-Url: http://research.m1stereo.tv/gitweb?a=commitdiff_plain;h=86c9dd5a491cd7ebead02b73896af7e65084a3d4;p=melted_gui

playlist save/load: step 1
---

diff --git a/src/playlist.c b/src/playlist.c
index 95ecf04..287d964 100644
--- a/src/playlist.c
+++ b/src/playlist.c
@@ -679,7 +679,7 @@ void playlist_item_swap(instance_t* app, int dir)
     pthread_mutex_unlock(&app->playlist.lock);
 };
 
-
+#if 0
 static int playlist_load_file_ply(instance_t* app, char* filename)
 {
     FILE* f;
@@ -801,56 +801,6 @@ static int playlist_load_file_ply(instance_t* app, char* filename)
     return count;
 };
 
-void playlist_load(instance_t* app)
-{
-    int r;
-    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),
-        (app->playlist.path)?app->playlist.path:getenv("HOME"));
-
-    filter = gtk_file_filter_new();
-    gtk_file_filter_set_name(filter, "Playlist formatted (*.ply)");
-    gtk_file_filter_add_pattern(filter, "*.ply");
-    gtk_file_chooser_add_filter(GTK_FILE_CHOOSER (dialog), filter);
-    filter = gtk_file_filter_new();
-    gtk_file_filter_set_name(filter, "All types (*.*)");
-    gtk_file_filter_add_pattern(filter, "*.*");
-    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));
-
-        r = playlist_load_file_ply(app, filename);
-
-        if(r)
-            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;
-        }
-    }
-
-    gtk_widget_destroy (dialog);
-};
-
 static int playlist_save_file_ply(instance_t* app, char* filename)
 {
     int i;
@@ -882,58 +832,58 @@ static int playlist_save_file_ply(instance_t* app, char* filename)
 
     return 0;
 };
+#endif
 
-void playlist_save(instance_t* app)
+static int playlist_load_plm(instance_t* app, char* filename)
 {
-    int r;
-    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),
-        (app->playlist.path)?app->playlist.path:getenv("HOME"));
-
-    filter = gtk_file_filter_new();
-    gtk_file_filter_set_name(filter, "Playlist formatted (*.ply)");
-    gtk_file_filter_add_pattern(filter, "*.ply");
-    gtk_file_chooser_add_filter(GTK_FILE_CHOOSER (dialog), filter);
-    g_object_set_data(G_OBJECT(filter), "id", GINT_TO_POINTER(0));
-    filter = gtk_file_filter_new();
-    gtk_file_filter_set_name(filter, "Text (*.txt)");
-    gtk_file_filter_add_pattern(filter, "*.*");
-    gtk_file_chooser_add_filter(GTK_FILE_CHOOSER (dialog), filter);
-    g_object_set_data(G_OBJECT(filter), "id", GINT_TO_POINTER(1));
-
-    r = gtk_dialog_run(GTK_DIALOG(dialog));
-
-    if(r == GTK_RESPONSE_ACCEPT)
-    {
-        char *filename;
+    return 0;
+};
 
-        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
+static int playlist_save_plm(instance_t* app, char* filename)
+{
+    return 0;
+};
 
-        r = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(gtk_file_chooser_get_filter(GTK_FILE_CHOOSER(dialog))), "id"));
+static int playlist_load_plx(instance_t* app, char* filename)
+{
+    return -1;
+};
 
-        r = playlist_save_file_ply(app, filename);
+static int playlist_save_plx(instance_t* app, char* filename)
+{
+    return -1;
+};
 
-        if(app->playlist.path)
-            g_free(app->playlist.path);
-        if((app->playlist.path = filename))
-        {
-            char* e = strrchr(app->playlist.path, '/');
-            if(e) *e = 0;
-        }
+static struct ui_playlist_io_funcs playlist_io[] =
+{
+    {
+        "Text formatted playlist (*.plt)",
+        "*.plm",
+        playlist_load_plm,
+        playlist_save_plm
+    },
+    {
+        "Xml formatted playlist (*.plx)",
+        "*.plx",
+        playlist_load_plx,
+        playlist_save_plx,
+    },
+    {
+        NULL,
+        NULL,
+        NULL,
+        NULL
     }
+};
+
+void playlist_load(instance_t* app)
+{
+    ui_playlist_load(app, (app->playlist.path)?app->playlist.path:getenv("HOME"), playlist_io);
+};
 
-    gtk_widget_destroy (dialog);
+void playlist_save(instance_t* app)
+{
+    ui_playlist_save(app, (app->playlist.path)?app->playlist.path:getenv("HOME"), playlist_io);
 };
 
 
diff --git a/src/ui.c b/src/ui.c
index b7c230e..cf5168f 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -984,3 +984,120 @@ void ui_playlist_draw_item(instance_t* app, int idx)
 
     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;
+};
diff --git a/src/ui.h b/src/ui.h
index 88301cb..8e7353a 100644
--- a/src/ui.h
+++ b/src/ui.h
@@ -34,6 +34,19 @@ void ui_playlist_draw_item(instance_t* app, int idx);
 void ui_playlist_select_item(instance_t* app, int idx);
 int ui_playlist_item_dialog(instance_t* app, playlist_item_t* item);
 void ui_playlist_draw(instance_t* app);
+void ui_set_status(instance_t* app, char* str);
+
+struct ui_playlist_io_funcs
+{
+    char* title;
+    char* ext;
+    int (*load)(instance_t* app, char* filename);
+    int (*save)(instance_t* app, char* filename);
+};
+
+int ui_playlist_load(instance_t* app, char* path, struct ui_playlist_io_funcs* procs);
+int ui_playlist_save(instance_t* app, char* path, struct ui_playlist_io_funcs* procs);
+
 
 #ifdef __cplusplus
 };