Changeset 13991

Timestamp:

Feb 9, 2013, 4:05:03 AM (8 years ago)

Author:

jordan

Message:

(trunk) first draft of changing the FreeSpace? API to behave as https://trac.transmissionbt.com/ticket/4076#comment:25 -- libT, rpc, qt, and gtk implementations.

Location:

trunk

Files:

• daemon/remote.c (modified) (1 diff)
• extras/rpc-spec.txt (modified) (4 diffs)
• gtk/open-dialog.c (modified) (3 diffs)
• gtk/tr-prefs.c (modified) (7 diffs)
• gtk/tr-window.c (modified) (4 diffs)
• gtk/util.c (modified) (2 diffs)
• gtk/util.h (modified) (1 diff)
• libtransmission/platform.c (modified) (8 diffs)
• libtransmission/platform.h (modified) (1 diff)
• libtransmission/quark.c (modified) (1 diff)
• libtransmission/quark.h (modified) (1 diff)
• libtransmission/rpc-test.c (modified) (1 diff)
• libtransmission/rpcimpl.c (modified) (4 diffs)
• libtransmission/session.c (modified) (5 diffs)
• libtransmission/session.h (modified) (3 diffs)
• libtransmission/torrent-ctor.c (modified) (1 diff)
• libtransmission/torrent.c (modified) (1 diff)
• libtransmission/transmission.h (modified) (1 diff)
• libtransmission/utils.c (modified) (1 diff)
• libtransmission/utils.h (modified) (1 diff)
• qt/freespace-label.cc (added)
• qt/freespace-label.h (added)
• qt/mainwin.cc (modified) (4 diffs)
• qt/mainwin.h (modified) (2 diffs)
• qt/options.cc (modified) (5 diffs)
• qt/options.h (modified) (3 diffs)
• qt/prefs-dialog.cc (modified) (3 diffs)
• qt/prefs-dialog.h (modified) (2 diffs)
• qt/qtr.pro (modified) (1 diff)
• qt/session.cc (modified) (2 diffs)
• qt/session.h (modified) (2 diffs)

trunk/daemon/remote.c

@@ -1524 +1524 @@
       if (tr_variantDictFindStr (args,  TR_KEY_download_dir, &str, NULL))
         printf ("  Download directory: %s\n", str);
-      if (tr_variantDictFindInt (args,  TR_KEY_download_dir_free_space, &i))
-        printf ("  Download directory free space: %s\n",  strlsize (buf, i, sizeof buf));
       if (tr_variantDictFindInt (args, TR_KEY_peer_port, &i))
         printf ("  Listenport: %" PRId64 "\n", i);

trunk/extras/rpc-spec.txt

@@ -458 +458 @@
    "config-dir"                     | string     | location of transmission's configuration directory
    "download-dir"                   | string     | default path to download torrents
-   "download-dir-free-space"        | number     | number of free bytes available in download-dir, or -1 if it can't be calculated
    "download-queue-size"            | number     | max number of torrents to download at once (see download-queue-enabled)
    "download-queue-enabled"         | boolean    | if true, limit how many torrents can be downloaded at once
@@ -517 +516 @@
    Method name: "session-set"
    Request arguments: one or more of 4.1's arguments, except: "blocklist-size",
-                      "config-dir", "download-dir-free-space", "rpc-version",
-                      "rpc-version-minimum", and "version"
+                      "config-dir", "rpc-version", "rpc-version-minimum", and
+                      "version"
    Response arguments: none
 
@@ -598 +597 @@
 
    Response arguments: none
+
+4.7.  Free Space
+
+   This method tests how much free space is available in a
+   client-specified folder.
+
+   Method name: "free-space"
+
+   Request arguments:
+
+   string      | value type & description
+   ------------+----------------------------------------------------------
+   "path"      | string  the directory to query
+
+   Response arguments:
+
+   string      | value type & description
+   ------------+----------------------------------------------------------
+   "path"      | string  same as the Request argument
+   "size-bytes"| number  the size, in bytes, of the free space in that directory
+
 
 5.0.  Protocol Versions
@@ -739 +759 @@
          |         | yes       |                      | new method "torrent-start-now"
    ------+---------+-----------+--------------------------+-------------------------------
-   15    | 2.80    | yes       | torrent-get          | new arg "etaIdle"
+   15    | 2.80    |        NO | session-get          | removed arg "download-dir-free-space"
+         |         | yes       | torrent-get          | new arg "etaIdle"
          |         | yes       | torrent-rename-path  | new method
-
+         |         | yes       | free-space           | new method
+

trunk/gtk/open-dialog.c

@@ -95 +95 @@
     GtkWidget *  trash_check;
     GtkWidget *  priority_combo;
+    GtkWidget *  freespace_label;
     char *       filename;
     char *       downloadDir;
@@ -227 +228 @@
         data->downloadDir = g_strdup (fname);
         updateTorrent (data);
+
+        gtr_freespace_label_set_dir (data->freespace_label, data->downloadDir);
     }
 
@@ -340 +343 @@
                       G_CALLBACK (downloadDirChanged), data);
 
+    row++;
+    l = data->freespace_label = gtr_freespace_label_new (core, data->downloadDir);
+    gtk_widget_set_margin_bottom (l, GUI_PAD_BIG);
+    gtk_misc_set_alignment (GTK_MISC (l), 1.0f, 0.5f);
+    gtk_grid_attach (grid, l, 0, row, 2, 1);
+
+
     // file list row
     row++;

trunk/gtk/tr-prefs.c

@@ -30 +30 @@
 **/
 
+struct prefs_dialog_data
+{
+  TrCore * core;
+  gulong core_prefs_tag;
+
+  GtkWidget * freespace_label;
+
+  GtkWidget * port_label;
+  GtkWidget * port_button;
+  GtkWidget * port_spin;
+};
+
+
+/**
+***
+**/
+
 #define PREF_KEY "pref-key"
 
@@ -257 +274 @@
 
 static GtkWidget*
-downloadingPage (GObject * core)
+downloadingPage (GObject * core, struct prefs_dialog_data * data)
 {
   GtkWidget * t;
@@ -289 +306 @@
     w = new_path_chooser_button (TR_KEY_download_dir, core);
     hig_workarea_add_row (t, &row, _("Save to _Location:"), w, NULL);
+
+    l = data->freespace_label = gtr_freespace_label_new (TR_CORE(core), NULL);
+    gtk_misc_set_alignment (GTK_MISC (l), 1.0f, 0.5f);
+    hig_workarea_add_wide_control (t, &row, l);
 
   hig_workarea_add_section_divider (t, &row);
@@ -1243 +1264 @@
 ****/
 
+static void
+on_prefs_dialog_destroyed (gpointer gdata, GObject * dead_dialog G_GNUC_UNUSED)
+{
+  struct prefs_dialog_data * data = gdata;
+
+  if (data->core_prefs_tag > 0)
+    g_signal_handler_disconnect (data->core, data->core_prefs_tag);
+
+  g_free (data);
+}
+
+static void
+on_core_prefs_changed (TrCore * core, const tr_quark key, gpointer gdata)
+{
+  struct prefs_dialog_data * data = gdata;
+
+#if 0
+  if (key == TR_KEY_peer_port)
+    {
+      gtr_label_set_text (GTK_LABEL (data->port_label), _("Status unknown"));
+      gtk_widget_set_sensitive (data->port_button, TRUE);
+      gtk_widget_set_sensitive (data->port_spin, TRUE);
+    }
+#endif
+  if (key == TR_KEY_download_dir)
+    {
+      const char * downloadDir = tr_sessionGetDownloadDir (gtr_core_session (core));
+      gtr_freespace_label_set_dir (data->freespace_label, downloadDir);
+    }
+}
+
 GtkWidget *
 gtr_prefs_dialog_new (GtkWindow * parent, GObject * core)
 {
+  size_t i;
   GtkWidget * d;
   GtkWidget * n;
+  struct prefs_dialog_data * data;
+  const tr_quark prefs_quarks[] = { TR_KEY_peer_port, TR_KEY_download_dir };
+
+  data = g_new0 (struct prefs_dialog_data, 1);
+  data->core = TR_CORE (core);
+  data->core_prefs_tag = g_signal_connect (TR_CORE (core), "prefs-changed", G_CALLBACK (on_core_prefs_changed), data);
 
   d = gtk_dialog_new_with_buttons (_("Transmission Preferences"),
@@ -1255 +1314 @@
                                    GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
                                    NULL);
+  g_object_weak_ref (G_OBJECT(d), on_prefs_dialog_destroyed, data);
   gtk_window_set_role (GTK_WINDOW (d), "transmission-preferences-dialog");
   gtk_container_set_border_width (GTK_CONTAINER (d), GUI_PAD);
@@ -1263 +1323 @@
   gtk_notebook_append_page (GTK_NOTEBOOK (n), speedPage (core),
                             gtk_label_new (_("Speed")));
-  gtk_notebook_append_page (GTK_NOTEBOOK (n), downloadingPage (core),
+  gtk_notebook_append_page (GTK_NOTEBOOK (n), downloadingPage (core, data),
                             gtk_label_new (C_("Gerund", "Downloading")));
   gtk_notebook_append_page (GTK_NOTEBOOK (n), seedingPage (core),
@@ -1276 +1336 @@
                             gtk_label_new (_("Remote")));
 
+  /* init from prefs keys */
+  for (i=0; i<sizeof(prefs_quarks)/sizeof(prefs_quarks[0]); ++i)
+    on_core_prefs_changed (TR_CORE(core), prefs_quarks[i], data);
+
   g_signal_connect (d, "response", G_CALLBACK (response_cb), core);
   gtr_dialog_set_content (GTK_DIALOG (d), n);

trunk/gtk/tr-window.c

@@ -55 +55 @@
     GtkLabel           * dl_lb;
     GtkLabel           * stats_lb;
-    GtkLabel           * freespace_lb;
-    GtkWidget          * freespace_icon;
     GtkWidget          * alt_speed_image;
     GtkWidget          * alt_speed_button;
@@ -716 +714 @@
   sibling = w;
 
-  /* freespace */
-  w = gtk_image_new_from_stock (GTK_STOCK_HARDDISK, GTK_ICON_SIZE_MENU);
-  p->freespace_icon = w;
-  g_object_set (G_OBJECT(w), "margin-left", GUI_PAD, NULL);
-  gtk_grid_attach_next_to (grid, w, sibling, GTK_POS_RIGHT, 1, 1);
-  sibling = w;
-  w = gtk_label_new (NULL);
-  g_object_set (G_OBJECT(w), "margin-left", GUI_PAD_BIG*2, NULL);
-  p->freespace_lb = GTK_LABEL (w);
-  gtk_label_set_single_line_mode (p->freespace_lb, TRUE);
-  gtk_grid_attach_next_to (grid, w, sibling, GTK_POS_RIGHT, 1, 1);
-  sibling = w;
-
-  /* spacer */
-  w = gtk_alignment_new (0.0f, 0.0f, 0.0f, 0.0f);
-  gtk_widget_set_hexpand (w, TRUE);
-  gtk_grid_attach_next_to (grid, w, sibling, GTK_POS_RIGHT, 1, 1);
-  sibling = w;
-
   /* download */
   w = dl_lb = gtk_label_new (NULL);
@@ -813 +792 @@
   gtr_window_refresh (GTK_WINDOW(self));
   return self;
-}
-
-static void
-updateFreeSpace (PrivateData * p)
-{
-  GtkWidget * w;
-  bool visible = false;
-
-  g_return_if_fail (p != NULL);
-
-  w = GTK_WIDGET (p->freespace_lb);
-
-  if (p->core != NULL)
-    {
-      tr_session * session = gtr_core_session (p->core);
-      const int64_t n = tr_sessionGetDownloadDirFreeSpace (session);
-      const char * downloadDir = tr_sessionGetDownloadDir (session);
-
-      visible = n >= 0;
-
-      if (visible)
-        {
-          char * str;
-          char sizeStr[32];
-
-          tr_strlsize (sizeStr, n, sizeof(sizeStr));
-
-          str = g_strdup_printf (_("%s Free"), sizeStr);
-          gtk_label_set_text (p->freespace_lb, str);
-          g_free (str);
-          
-          str = g_strdup_printf (_("Download folder \"%1$s\" has %2$s free"), downloadDir, sizeStr);
-          gtk_widget_set_tooltip_text (w, str);
-          g_free (str);
-        }
-    }
-
-  gtk_widget_set_visible (w, visible);
-  gtk_widget_set_visible (p->freespace_icon, visible);
 }
 
@@ -959 +899 @@
       updateSpeeds (p);
       updateStats (p);
-      updateFreeSpace (p);
     }
 }

trunk/gtk/util.c

@@ -27 +27 @@
 #include "conf.h"
 #include "hig.h"
+#include "tr-core.h"
 #include "tr-prefs.h"
 #include "util.h"
@@ -632 +633 @@
     gtk_label_set_text (lb, newstr);
 }
+
+/***
+****
+***/
+
+struct freespace_label_data
+{
+  guint timer_id;
+  TrCore * core;
+  GtkLabel * label;
+  char * dir;
+};
+
+static void on_freespace_label_core_destroyed (gpointer gdata, GObject * dead_core);
+static void on_freespace_label_destroyed      (gpointer gdata, GObject * dead_label);
+
+static void
+freespace_label_data_free (gpointer gdata)
+{
+  struct freespace_label_data * data = gdata;
+
+  if (data->core != NULL)
+    g_object_weak_unref (G_OBJECT(data->core), on_freespace_label_core_destroyed, data);
+
+  if (data->label != NULL)
+    g_object_weak_ref (G_OBJECT(data->label), on_freespace_label_destroyed, data);
+
+  g_source_remove (data->timer_id);
+  g_free (data->dir);
+  g_free (data);
+}
+
+static GQuark
+freespace_label_data_quark (void)
+{
+  static GQuark q = 0;
+
+  if (G_UNLIKELY(!q))
+    q = g_quark_from_static_string ("data");
+
+  return q;
+}
+
+static void
+on_freespace_label_core_destroyed (gpointer gdata, GObject * dead_core G_GNUC_UNUSED)
+{
+  struct freespace_label_data * data = gdata;
+  data->core = NULL;
+  freespace_label_data_free (data);
+}
+
+static void
+on_freespace_label_destroyed (gpointer gdata, GObject * dead_label G_GNUC_UNUSED)
+{
+  struct freespace_label_data * data = gdata;
+  data->label = NULL;
+  freespace_label_data_free (data);
+}
+
+static gboolean
+on_freespace_timer (gpointer gdata)
+{
+  char text[128];
+  char markup[128];
+  int64_t bytes;
+  tr_session * session;
+  struct freespace_label_data * data = gdata;
+
+  session = gtr_core_session (data->core);
+  bytes = tr_sessionGetDirFreeSpace (session, data->dir);
+
+  if (bytes < 0)
+    {
+      g_snprintf (text, sizeof(text), _("Error"));
+    }
+  else
+    {
+      char size[128];
+      tr_strlsize (size, bytes, sizeof(size));
+      g_snprintf (text, sizeof(text), _("%s free"), size);
+    }
+
+  g_snprintf (markup, sizeof(markup), "<i>%s</i>", text);
+  gtk_label_set_markup (data->label, markup);
+
+  return G_SOURCE_CONTINUE;
+}
+
+GtkWidget *
+gtr_freespace_label_new (struct _TrCore * core, const char * dir)
+{
+  struct freespace_label_data * data;
+
+  data = g_new0 (struct freespace_label_data, 1);
+  data->timer_id = g_timeout_add_seconds (3, on_freespace_timer, data);
+  data->core = core;
+  data->label = GTK_LABEL (gtk_label_new (NULL));
+  data->dir = g_strdup (dir);
+
+  /* when either the core or the label is destroyed, stop updating */
+  g_object_weak_ref (G_OBJECT(core), on_freespace_label_core_destroyed, data);
+  g_object_weak_ref (G_OBJECT(data->label), on_freespace_label_destroyed, data);
+
+  g_object_set_qdata (G_OBJECT(data->label), freespace_label_data_quark (), data);
+  on_freespace_timer (data);
+  return GTK_WIDGET (data->label);
+}
+
+void
+gtr_freespace_label_set_dir (GtkWidget * label, const char * dir)
+{
+  struct freespace_label_data * data;
+
+  data = g_object_get_qdata (G_OBJECT(label), freespace_label_data_quark ());
+
+  tr_free (data->dir);
+  data->dir = g_strdup (dir);
+  on_freespace_timer (data);
+}

trunk/gtk/util.h

@@ -110 +110 @@
 ***/
 
+struct _TrCore;
+
+GtkWidget * gtr_freespace_label_new (struct _TrCore * core, const char * dir);
+
+void gtr_freespace_label_set_dir (GtkWidget * label, const char * dir);
+
+/***
+****
+***/
+
 void gtr_unrecognized_url_dialog (GtkWidget * parent, const char * url);
 

trunk/libtransmission/platform.c

@@ -57 +57 @@
 
 #include <assert.h>
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -81 +82 @@
  #include <xfs/xqm.h>
 #endif
+
+#include <event2/util.h> /* evutil_ascii_strcasecmp () */
 
 #include "transmission.h"
@@ -733 +736 @@
 
 #ifndef WIN32
-static char *
+static const char *
 getdev (const char * path)
 {
@@ -784 +787 @@
 }
 
-static char *
+static const char *
 getfstype (const char * device)
 {
@@ -834 +837 @@
 }
 
-static char *
+static const char *
 getblkdev (const char * path)
 {
   char * c;
   char * dir;
-  char * device;
+  const char * device;
 
   dir = tr_strdup(path);
@@ -861 +864 @@
 
 static int64_t
-getquota (char * device)
+getquota (const char * device)
 {
   struct dqblk dq;
@@ -961 +964 @@
 
 static int64_t
-tr_getQuotaFreeSpace (const char * path, char * device, char * fstype)
-{
-  int64_t ret=-1;
+tr_getQuotaFreeSpace (const struct tr_device_info * info)
+{
+  int64_t ret = -1;
 
 #ifndef WIN32
 
-  /* save device for future use */
-  if (!*device)
-    {
-      char * d = getblkdev (path);
-      if (d == NULL)
-        return ret;
-      tr_strlcpy (device, d, PATH_MAX + 1);
-    }
-
-  /* save FS type for future use */
-  if (!*fstype)
-    {
-      char * fs = getfstype (device);
-      if (fs != NULL)
-        tr_strlcpy (fstype, fs, PATH_MAX + 1);
-    }
-
-  if (strcasecmp(fstype, "xfs") == 0)
+  if (info->fstype && !evutil_ascii_strcasecmp(info->fstype, "xfs"))
     {
 #ifdef HAVE_XQM
-      ret = getxfsquota(device);
+      ret = getxfsquota (info->device);
 #endif
     }
   else
     {
-      ret = getquota(device);
-    }
-
+      ret = getquota (info->device);
+    }
 #endif /* WIN32 */
+
   return ret;
 }
@@ -1022 +1008 @@
 }
 
+struct tr_device_info *
+tr_device_info_create (const char * path)
+{
+  struct tr_device_info * info;
+
+  info = tr_new0 (struct tr_device_info, 1);
+  info->path = tr_strdup (path);
+  info->device = tr_strdup (getblkdev (path));
+  info->fstype = tr_strdup (getfstype (path));
+
+  return info;
+}
+
+void
+tr_device_info_free (struct tr_device_info * info)
+{
+  if (info != NULL)
+    {
+      tr_free (info->fstype);
+      tr_free (info->device);
+      tr_free (info->path);
+      tr_free (info);
+    }
+}
+
 int64_t
-tr_getFreeSpace (const char * path, char * device, char * fstype)
-{
-  int64_t i = tr_getQuotaFreeSpace (path, device, fstype);
-
-  if (i < 0)
-    i = tr_getDiskFreeSpace (path);
-
-  return i;
+tr_device_info_get_free_space (const struct tr_device_info * info)
+{
+  int64_t free_space;
+
+  if ((info == NULL) || (info->path == NULL))
+    {
+      errno = EINVAL;
+      free_space = -1;
+    }
+  else
+    {
+      free_space = tr_getQuotaFreeSpace (info);
+
+      if (free_space < 0)
+        free_space = tr_getDiskFreeSpace (info->path);
+    }
+
+  return free_space;
 }
 

trunk/libtransmission/platform.h

@@ -43 +43 @@
 const char * tr_getWebClientDir (const tr_session *);
 
+struct tr_device_info
+{
+  char * path;
+  char * device;
+  char * fstype;
+};
+
+struct tr_device_info * tr_device_info_create (const char * path);
+
 /** If the disk quota is enabled and readable, this returns how much is available in the quota.
     Otherwise, it returns how much is available on the disk, or -1 on error. */
-int64_t tr_getFreeSpace (const char * path, char * device, char * fstype);
+int64_t tr_device_info_get_free_space (const struct tr_device_info * info);
+
+void tr_device_info_free (struct tr_device_info * info);
 
 

trunk/libtransmission/quark.c

@@ -79 +79 @@
   { "doneDate", 8 },
   { "download-dir", 12 },
-  { "download-dir-free-space", 23 },
   { "download-queue-enabled", 22 },
   { "download-queue-size", 19 },

trunk/libtransmission/quark.h

@@ -89 +89 @@
   TR_KEY_doneDate,
   TR_KEY_download_dir,
-  TR_KEY_download_dir_free_space,
   TR_KEY_download_queue_enabled,
   TR_KEY_download_queue_size,

trunk/libtransmission/rpc-test.c

@@ -107 +107 @@
   check (tr_variantDictFind (args, TR_KEY_dht_enabled) != NULL);
   check (tr_variantDictFind (args, TR_KEY_download_dir) != NULL);
-  check (tr_variantDictFind (args, TR_KEY_download_dir_free_space) != NULL);
   check (tr_variantDictFind (args, TR_KEY_download_queue_enabled) != NULL);
   check (tr_variantDictFind (args, TR_KEY_download_queue_size) != NULL);

trunk/libtransmission/rpcimpl.c

@@ -1727 +1727 @@
 static const char*
 sessionSet (tr_session               * session,
-            tr_variant                  * args_in,
-            tr_variant                  * args_out UNUSED,
+            tr_variant               * args_in,
+            tr_variant               * args_out UNUSED,
             struct tr_rpc_idle_data  * idle_data UNUSED)
 {
@@ -1906 +1906 @@
     tr_variantDictAddBool (d, TR_KEY_download_queue_enabled, tr_sessionGetQueueEnabled (s, TR_DOWN));
     tr_variantDictAddInt  (d, TR_KEY_download_queue_size, tr_sessionGetQueueSize (s, TR_DOWN));
-    tr_variantDictAddInt  (d, TR_KEY_download_dir_free_space,  tr_sessionGetDownloadDirFreeSpace (s));
     tr_variantDictAddInt  (d, TR_KEY_peer_limit_global, tr_sessionGetPeerLimit (s));
     tr_variantDictAddInt  (d, TR_KEY_peer_limit_per_torrent, tr_sessionGetPeerLimitPerTorrent (s));
@@ -1949 +1948 @@
 }
 
+static const char*
+freeSpace (tr_session               * session,
+           tr_variant               * args_in,
+           tr_variant               * args_out,
+           struct tr_rpc_idle_data  * idle_data UNUSED)
+{
+  int tmperr;
+  const char * path = NULL;
+  const char * err = NULL;
+  int64_t free_space = -1;
+
+  /* get the free space */
+  tr_variantDictFindStr (args_in, TR_KEY_path, &path, NULL);
+  tmperr = errno;
+  errno = 0;
+  free_space = tr_sessionGetDirFreeSpace (session, path);
+  if (free_space < 0)
+    err = tr_strerror (errno);
+  errno = tmperr;
+
+  /* response */
+  if (path != NULL)
+    tr_variantDictAddStr (args_out, TR_KEY_path, path);
+  tr_variantDictAddInt (args_out, TR_KEY_size_bytes, free_space);
+  return err;
+}
+
 /***
 ****
@@ -1979 +2005 @@
     { "port-test",             false, portTest            },
     { "blocklist-update",      false, blocklistUpdate     },
+    { "free-space",            true,  freeSpace           },
     { "session-close",         true,  sessionClose        },
     { "session-get",           true,  sessionGet          },

trunk/libtransmission/session.c

@@ -387 +387 @@
   tr_variantDictAddBool (d, TR_KEY_utp_enabled,                  s->isUTPEnabled);
   tr_variantDictAddBool (d, TR_KEY_lpd_enabled,                  s->isLPDEnabled);
-  tr_variantDictAddStr  (d, TR_KEY_download_dir,                 s->downloadDir);
+  tr_variantDictAddStr  (d, TR_KEY_download_dir,                 tr_sessionGetDownloadDir (s));
   tr_variantDictAddInt  (d, TR_KEY_download_queue_size,          tr_sessionGetQueueSize (s, TR_DOWN));
   tr_variantDictAddBool (d, TR_KEY_download_queue_enabled,       tr_sessionGetQueueEnabled (s, TR_DOWN));
@@ -954 +954 @@
 tr_sessionSetDownloadDir (tr_session * session, const char * dir)
 {
-    assert (tr_isSession (session));
-
-    if (session->downloadDir != dir)
-    {
-        tr_free (session->downloadDir);
-        session->downloadDir = tr_strdup (dir);
-        memset (session->downloadDirBlkDev, 0, sizeof(session->downloadDirBlkDev));
-        memset (session->downloadDirFsType, 0, sizeof(session->downloadDirFsType));
-    }
+  struct tr_device_info * info = NULL;
+
+  assert (tr_isSession (session));
+
+  if (dir != NULL)
+    info = tr_device_info_create (dir);
+  tr_device_info_free (session->downloadDir);
+  session->downloadDir = info;
 }
 
@@ -968 +967 @@
 tr_sessionGetDownloadDir (const tr_session * session)
 {
-    assert (tr_isSession (session));
-
-    return session->downloadDir;
+  const char * dir = NULL;
+
+  assert (tr_isSession (session));
+
+  if ((session != NULL) && (session->downloadDir != NULL))
+    dir = session->downloadDir->path;
+
+  return dir;
 }
 
 int64_t
-tr_sessionGetDownloadDirFreeSpace (tr_session * session)
-{
-    assert (tr_isSession (session));
-
-    return tr_getFreeSpace (session->downloadDir,
-                            session->downloadDirBlkDev,
-                            session->downloadDirFsType);
+tr_sessionGetDirFreeSpace (tr_session * session, const char * dir)
+{
+  int64_t free_space;
+
+  if (!tr_strcmp0 (dir, tr_sessionGetDownloadDir (session)))
+    free_space = tr_device_info_get_free_space (session->downloadDir);
+  else
+    free_space = tr_getDirFreeSpace (dir);
+
+  return free_space;
 }
 
@@ -1884 +1891 @@
         tr_free (session->metainfoLookup);
     }
+    tr_device_info_free (session->downloadDir);
     tr_free (session->torrentDoneScript);
     tr_free (session->tag);
@@ -1889 +1897 @@
     tr_free (session->resumeDir);
     tr_free (session->torrentDir);
-    tr_free (session->downloadDir);
     tr_free (session->incompleteDir);
     tr_free (session->blocklist_url);

trunk/libtransmission/session.h

@@ -57 +57 @@
 struct tr_cache;
 struct tr_fdInfo;
+struct tr_device_info;
 
 typedef void (tr_web_config_func)(tr_session * session, void * curl_pointer, const char * url, void * user_data);
@@ -184 +185 @@
     char *                       tag;
     char *                       configDir;
-    char *                       downloadDir;
-    char                         downloadDirBlkDev[TR_PATH_MAX + 1];
-    char                         downloadDirFsType[TR_PATH_MAX + 1];
     char *                       resumeDir;
     char *                       torrentDir;
@@ -192 +190 @@
 
     char *                       blocklist_url;
+
+    struct tr_device_info *      downloadDir;
 
     struct tr_list *             blocklists;

trunk/libtransmission/torrent-ctor.c

@@ -453 +453 @@
         tr_ctorSetPaused (ctor, TR_FALLBACK, tr_sessionGetPaused (session));
         tr_ctorSetPeerLimit (ctor, TR_FALLBACK, session->peerLimitPerTorrent);
-        tr_ctorSetDownloadDir (ctor, TR_FALLBACK, session->downloadDir);
+        tr_ctorSetDownloadDir (ctor, TR_FALLBACK, tr_sessionGetDownloadDir(session));
     }
     tr_ctorSetSave (ctor, true);

trunk/libtransmission/torrent.c

@@ -83 +83 @@
 tr_torrentId (const tr_torrent * tor)
 {
-    return tor->uniqueId;
+    return tor ? tor->uniqueId : -1;
 }
 

trunk/libtransmission/transmission.h

@@ -292 +292 @@
 
 /**
- * @brief Get available disk space (in bytes) for the default download folder.
+ * @brief Get available disk space (in bytes) for the specified directory.
  * @return zero or positive integer on success, -1 in case of error.
  */
-int64_t tr_sessionGetDownloadDirFreeSpace (tr_session * session);
+int64_t tr_sessionGetDirFreeSpace (tr_session * session, const char * dir);
 
 /**

trunk/libtransmission/utils.c

@@ -421 +421 @@
 }
 
+int64_t
+tr_getDirFreeSpace (const char * dir)
+{
+  int64_t free_space;
+
+  if (!dir || !*dir)
+    {
+      errno = EINVAL;
+      free_space = -1;
+    }
+  else
+    {
+      struct tr_device_info * info;
+      info = tr_device_info_create (dir);
+      free_space = tr_device_info_get_free_space (info);
+      tr_device_info_free (info);
+    }
+
+  return free_space;
+}
+
 /****
 *****

trunk/libtransmission/utils.h

@@ -140 +140 @@
 
 bool tr_fileExists (const char * filename, time_t * mtime);
+
+/**
+ * @brief Get available disk space (in bytes) for the specified folder.
+ * @return zero or positive integer on success, -1 in case of error.
+ */
+int64_t tr_getDirFreeSpace (const char * path);
 
 

trunk/qt/mainwin.cc

@@ -282 +282 @@
   connect (&mySession, SIGNAL (sourceChanged ()), this, SLOT (onSessionSourceChanged ()));
   connect (&mySession, SIGNAL (statsUpdated ()), this, SLOT (refreshStatusBar ()));
-  connect (&mySession, SIGNAL (sessionUpdated ()), this, SLOT (refreshFreeSpace ()));
   connect (&mySession, SIGNAL (dataReadProgress ()), this, SLOT (dataReadProgress ()));
   connect (&mySession, SIGNAL (dataSendProgress ()), this, SLOT (dataSendProgress ()));
@@ -304 +303 @@
   refreshTrayIconSoon ();
   refreshStatusBar ();
-  refreshFreeSpace ();
   refreshTitle ();
 }
@@ -388 +386 @@
 
     l = myNetworkLabel = new QLabel;
-    h->addWidget (l);
-
-  h->addStretch (1);
-
-    l = myFreeSpaceIconLabel = new QLabel (this);
-    l->setPixmap (getStockIcon ("drive-harddisk", QStyle::SP_DriveHDIcon).pixmap (smallIconSize));
-    h->addWidget (l);
-    l = myFreeSpaceTextLabel = new QLabel (this);
-    const int minimumFreeSpaceWidth = l->fontMetrics ().width (Formatter::sizeToString (1024 * 1024));
-    l->setMinimumWidth (minimumFreeSpaceWidth);
     h->addWidget (l);
 
@@ -714 +702 @@
 
 void
-TrMainWindow :: refreshFreeSpace ()
-{
-  const int64_t bytes (mySession.downloadDirFreeSpace ());
-
-  if (bytes >= 0)
-    {
-      const QString sizeStr = Formatter::sizeToString (bytes);
-
-      const QString tip = tr ("Download folder \"%1\" has %2 free")
-        .arg (myPrefs.getString (Prefs::DOWNLOAD_DIR))
-        .arg (sizeStr);
-
-      myFreeSpaceTextLabel->setText (tr("%1 Free").arg(sizeStr));
-      myFreeSpaceTextLabel->setToolTip (tip);
-      myFreeSpaceIconLabel->setToolTip (tip);
-    }
-
-  myFreeSpaceTextLabel->setVisible (bytes >= 0);
-  myFreeSpaceIconLabel->setVisible (bytes >= 0);
-}
-
-void
 TrMainWindow :: refreshTrayIconSoon ()
 {

trunk/qt/mainwin.h

@@ -105 +105 @@
     void showSessionRatio ();
     void showSessionTransfer ();
-    void refreshFreeSpace ();
     void refreshTitle ();
     void refreshStatusBar ();
@@ -159 +158 @@
     QLabel * myDownloadSpeedLabel;
     QLabel * myUploadSpeedLabel;
-    QLabel * myFreeSpaceTextLabel;
-    QLabel * myFreeSpaceIconLabel;
     QLabel * myNetworkLabel;
 

trunk/qt/options.cc

@@ -37 +37 @@
 #include "add-data.h"
 #include "file-tree.h"
+#include "freespace-label.h"
 #include "hig.h"
 #include "options.h"
@@ -119 +120 @@
     l = new QLabel( tr( "&Destination folder:" ) );
     layout->addWidget( l, ++row, 0, Qt::AlignLeft );
+    const QString downloadDir (prefs.getString (Prefs::DOWNLOAD_DIR));
 
     if( session.isLocal( ) )
     {
-        myDestination.setPath( prefs.getString( Prefs :: DOWNLOAD_DIR ) );
+        myDestination.setPath (downloadDir);
         p = myDestinationButton = new QPushButton;
         p->setIcon( folderPixmap );
@@ -134 +136 @@
     {
         QLineEdit * e = myDestinationEdit = new QLineEdit;
-        e->setText( prefs.getString( Prefs :: DOWNLOAD_DIR ) );
+        e->setText (downloadDir);
         layout->addWidget( e, row, 1 );
         l->setBuddy( e );
     }
+
+    l = myFreespaceLabel = new FreespaceLabel (mySession, downloadDir, this);
+    layout->addWidget (l, ++row, 0, 1, 2, Qt::Alignment (Qt::AlignRight | Qt::AlignTop));
+    layout->setRowMinimumHeight (row, l->height() + HIG::PAD);
 
     myTree = new FileTreeView (0, false);
@@ -175 +181 @@
     layout->addWidget( b, ++row, 0, 1, 2 );
 
-    layout->setRowStretch( 2, 2 );
+    layout->setRowStretch( 3, 2 );
     layout->setColumnStretch( 1, 2 );
     layout->setSpacing( HIG :: PAD );
@@ -449 +455 @@
 
 void
-Options :: onDestinationsSelected( const QStringList& destinations )
-{
-    if( destinations.size() == 1 )
-    {
-        const QString& destination( destinations.first( ) );
-        myDestination.setPath( destination );
-        refreshDestinationButton( );
+Options :: onDestinationsSelected (const QStringList& destinations)
+{
+  if (destinations.size() == 1)
+    {
+      const QString& destination (destinations.first ());
+      myFreespaceLabel->setPath (destination);
+      myDestination.setPath (destination);
+      refreshDestinationButton ();
     }
 }

trunk/qt/options.h

@@ -22 +22 @@
 #include <QVector>
 #include <QMap>
-#include <QPushButton>
 #include <QString>
 #include <QStringList>
@@ -33 +32 @@
 #include "file-tree.h" // FileList
 
-class FileTreeView;
-class Prefs;
 class QCheckBox;
 class QComboBox;
+class QPushButton;
+
+class FileTreeView;
+class FreespaceLabel;
+class Prefs;
 class Session;
 
@@ -79 +81 @@
         tr_info myInfo;
         FileTreeView * myTree;
+        FreespaceLabel * myFreespaceLabel;
         QCheckBox * myStartCheck;
         QCheckBox * myTrashCheck;

trunk/qt/prefs-dialog.cc

@@ -37 +37 @@
 #include <QVBoxLayout>
 
+#include "freespace-label.h"
 #include "formatter.h"
 #include "hig.h"
@@ -589 +590 @@
         hig->addRow( tr( "Save to &Location:" ), b );
 
+        const QString downloadDir (myPrefs.getString(Prefs::DOWNLOAD_DIR));
+        l = myFreespaceLabel = new FreespaceLabel (mySession, downloadDir, this);
+        QHBoxLayout * h = new QHBoxLayout ();
+        h->addStretch (1);
+        h->addWidget (l);
+        hig->addWideControl (h);
+
     hig->addSectionDivider( );
     hig->addSectionTitle( tr( "Download Queue" ) );
@@ -747 +755 @@
 
         case Prefs :: DOWNLOAD_DIR: {
-            QString path( myPrefs.getString( key ) );
+            const QString path( myPrefs.getString( key ) );
             myDestinationButton->setText( QFileInfo(path).fileName() );
+            myFreespaceLabel->setPath (path);
             break;
         }

trunk/qt/prefs-dialog.h

@@ -33 +33 @@
 class QHttp;
 
+class FreespaceLabel;
 class Prefs;
 class Session;
@@ -109 +110 @@
         QWidgetList myBlockWidgets;
         QWidgetList myUnsupportedWhenRemote;
+        FreespaceLabel * myFreespaceLabel;
 
         int myBlocklistHttpTag;

trunk/qt/qtr.pro

@@ -53 +53 @@
            filterbar.cc \
            filters.cc \
+           freespace-label.cc \
            formatter.cc \
            hig.cc \

trunk/qt/session.cc

@@ -259 +259 @@
   mySession (0),
   myConfigDir (QString::fromUtf8 (configDir)),
-  myNAM (0),
-  myDownloadDirFreeSpace (-1)
+  myNAM (0)
 {
   myStats.ratio = TR_RATIO_NA;
@@ -1009 +1008 @@
     mySessionVersion = str;
 
-  if (tr_variantDictFindInt (d, TR_KEY_download_dir_free_space, &i) && (myDownloadDirFreeSpace != i))
-    myDownloadDirFreeSpace = i;
-
   //std::cerr << "Session :: updateInfo end" << std::endl;
   connect (&myPrefs, SIGNAL (changed (int)), this, SLOT (updatePref (int)));

trunk/qt/session.h

@@ -58 +58 @@
     const struct tr_session_stats& getCumulativeStats () const { return myCumulativeStats; }
     const QString& sessionVersion () const { return mySessionVersion; }
-    int64_t downloadDirFreeSpace () const { return myDownloadDirFreeSpace; }
 
   public:
@@ -161 +160 @@
     struct tr_session_stats myCumulativeStats;
     QString mySessionVersion;
-    int64_t myDownloadDirFreeSpace;
 };