From 9ac3f51db212293ed9c67b5d8e275458b8a8db5c Mon Sep 17 00:00:00 2001
From: Florian Bruhin <git@the-compiler.org>
Date: Tue, 28 Jan 2014 06:59:35 +0100
Subject: [PATCH] Color statusbar red on failed load

---
 qutebrowser/widgets/statusbar/progress.py | 28 +++++++++++++++--------
 1 file changed, 19 insertions(+), 9 deletions(-)

diff --git a/qutebrowser/widgets/statusbar/progress.py b/qutebrowser/widgets/statusbar/progress.py
index d576861ca..3e63b7a13 100644
--- a/qutebrowser/widgets/statusbar/progress.py
+++ b/qutebrowser/widgets/statusbar/progress.py
@@ -4,16 +4,17 @@ from PyQt5.QtCore import QSize
 class Progress(QProgressBar):
     """ The progress bar part of the status bar"""
     bar = None
+    color = 'white'
     _stylesheet = """
-        QProgressBar {
+        QProgressBar {{
             border-radius: 0px;
             border: 2px solid transparent;
             margin-left: 1px;
-        }
+        }}
 
-        QProgressBar::chunk {
-            background-color: white;
-        }
+        QProgressBar::chunk {{
+            background-color: {self.color};
+        }}
     """
 
     def __init__(self, bar):
@@ -22,9 +23,15 @@ class Progress(QProgressBar):
 
         self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
         self.setTextVisible(False)
-        self.setStyleSheet(self._stylesheet.strip())
+        self.setStyleSheet(self._stylesheet.strip().format(self=self))
         self.hide()
 
+    def __setattr__(self, name, value):
+        """Update the stylesheet if relevant attributes have been changed"""
+        super().__setattr__(name, value)
+        if name == 'color':
+            self.setStyleSheet(self._stylesheet.strip().format(self=self))
+
     def minimumSizeHint(self):
         status_size = self.bar.size()
         return QSize(100, status_size.height())
@@ -37,11 +44,14 @@ class Progress(QProgressBar):
         # TODO display failed loading in some meaningful way?
         if prog == 100:
             self.setValue(prog)
-            self.hide()
         else:
+            if self.color != 'white':
+                self.color = 'white'
             self.setValue(prog)
             self.show()
 
     def load_finished(self, ok):
-        self.hide()
-
+        if ok:
+            self.hide()
+        else:
+            self.color = 'red'