From ec4c0cb0d543c469460a69a5da49eb49465763bd Mon Sep 17 00:00:00 2001
From: Torsten Kozel <torsten.kozel@seznam.cz>
Date: Tue, 10 Feb 2026 02:12:30 +0100
Subject: [PATCH 1/2] Add disk space display to status bar, Fixes #569

---
 qt/statusbar.py | 42 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 41 insertions(+), 1 deletion(-)

diff --git a/qt/statusbar.py b/qt/statusbar.py
index 3bc70e60b..fcf669bff 100644
--- a/qt/statusbar.py
+++ b/qt/statusbar.py
@@ -22,6 +22,7 @@
                              )
 from PyQt6.QtCore import QEvent
 from PyQt6.QtGui import QPalette, QColor
+import os
 import bitbase
 import qttools
 
@@ -44,7 +45,6 @@ def __init__(self, main_window: QMainWindow):
         layout = QHBoxLayout()
         layout.setContentsMargins(0, 0, 0, 0)
         container.setLayout(layout)
-
         # Status text
         self._status = QLabel(container)
         self._status.setWordWrap(False)
@@ -58,12 +58,23 @@ def __init__(self, main_window: QMainWindow):
         self._progress.setTextVisible(False)
         self._progress.setVisible(False)
 
+        # Disk space info label
+        self._disk_space = QLabel(container)
+        self._disk_space.setWordWrap(False)
+        self._disk_space.setSizePolicy(
+            QSizePolicy.Policy.Preferred,
+            QSizePolicy.Policy.Preferred,
+        )
+        self._disk_space.setVisible(False)
+
         # Layout
         if self._root:
             layout.addWidget(self._root)
         layout.addWidget(self._status, stretch=_PROGRESS_BAR_WIDTH_FX-1)
+        layout.addWidget(self._disk_space)
         layout.addStretch(0)
         layout.addWidget(self._progress, stretch=1)
+
         self.addPermanentWidget(container, 1)
         container.resizeEvent = self._on_resize
 
@@ -125,3 +136,32 @@ def progress_hide(self) -> None:
     def set_progress_value(self, val: int) -> None:
         """Set numeric value of progress bar."""
         self._progress.setValue(val)
+
+    def set_disk_space_info(self, path: str) -> None:
+        """Set the backup disk space information."""
+        if not path:
+            self._disk_space.setVisible(False)
+            return
+
+        try:
+            statvfs = os.statvfs(path)
+
+            free = statvfs.f_frsize * (
+                statvfs.f_bfree if bitbase.IS_IN_ROOT_MODE else statvfs.f_bavail
+            )
+
+            for unit in ["B", "KB", "MB", "GB", "TB"]:
+                if free < 1024.0:
+                    break
+                free /= 1024.0
+
+            formatted = f"{free:.1f} {unit}"
+            self._disk_space.setText(_("Free space: ") + formatted)
+            self._disk_space.setVisible(True)
+
+        except OSError:
+            self._disk_space.setVisible(False)
+
+    def hide_disk_space_info(self) -> None:
+        """Hide the disk space information."""
+        self._disk_space.setVisible(False)

From 19cc40a1d475da43e0378cbcaace846573762901 Mon Sep 17 00:00:00 2001
From: Torsten Kozel <torsten.kozel@seznam.cz>
Date: Wed, 11 Mar 2026 06:57:03 +0100
Subject: [PATCH 2/2] Fix failed tests and add call in app.py

---
 qt/app.py       |  3 +++
 qt/statusbar.py | 19 +++++++++++--------
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/qt/app.py b/qt/app.py
index 1d23b7383..6530145a0 100644
--- a/qt/app.py
+++ b/qt/app.py
@@ -1102,6 +1102,7 @@ def updateProfile(self):
         else:
             self.places.set_sorting(sorting)
 
+        self.status_bar.set_disk_space_info(self.config.snapshotsPath())
         # # EncFS deprecation warning (see #1734)
         # current_mode = self.config.snapshotsMode(profile_id)
         # if current_mode in ('local_encfs', 'ssh_encfs'):
@@ -1218,6 +1219,8 @@ def _update_backup_status(self, force_wait_lock=False):
             if self.shutdown.activate_shutdown and get_shutdown_confirmation():
                 self.shutdown.shutdown()
 
+            self.status_bar.set_disk_space_info(self.config.snapshotsPath())
+
         message = self._set_take_snapshot_message(
             message=takeSnapshotMessage,
             force_update=force_update,
diff --git a/qt/statusbar.py b/qt/statusbar.py
index fcf669bff..30fd41a46 100644
--- a/qt/statusbar.py
+++ b/qt/statusbar.py
@@ -11,6 +11,7 @@
 # <https://spdx.org/licenses/GPL-2.0-or-later.html>.
 """A module offering a status bar widget
 """
+import os
 from PyQt6.QtWidgets import (QFrame,
                              QHBoxLayout,
                              QLabel,
@@ -22,11 +23,11 @@
                              )
 from PyQt6.QtCore import QEvent
 from PyQt6.QtGui import QPalette, QColor
-import os
 import bitbase
 import qttools
 
 _PROGRESS_BAR_WIDTH_FX = 10
+_UNIT_MULTIPLIER = 1024
 
 
 class StatusBar(QStatusBar):
@@ -146,17 +147,19 @@ def set_disk_space_info(self, path: str) -> None:
         try:
             statvfs = os.statvfs(path)
 
-            free = statvfs.f_frsize * (
-                statvfs.f_bfree if bitbase.IS_IN_ROOT_MODE else statvfs.f_bavail
-            )
+            free = statvfs.f_frsize
+            if bitbase.IS_IN_ROOT_MODE:
+                free *= statvfs.f_bfree
+            else:
+                free *= statvfs.f_bavail
 
-            for unit in ["B", "KB", "MB", "GB", "TB"]:
-                if free < 1024.0:
+            for unit in ['B', 'KB', 'MB', 'GB', 'TB']:
+                if free < _UNIT_MULTIPLIER:
                     break
-                free /= 1024.0
+                free /= _UNIT_MULTIPLIER
 
             formatted = f"{free:.1f} {unit}"
-            self._disk_space.setText(_("Free space: ") + formatted)
+            self._disk_space.setText(_('Free space: ') + formatted)
             self._disk_space.setVisible(True)
 
         except OSError: