Make mode parsing more robust for broken cases

[deb_pkgs/autorandr.git] / autorandr.py

diff --git a/autorandr.py b/autorandr.py
index cf9b0c8ec0f08c7584830f000c6abd6260bcff42..84361bed73617323d8218ff4879c9e1d42297035 100755 (executable)
--- a/autorandr.py
+++ b/autorandr.py
@@ -317,7 +317,13 @@ class XrandrOutput(object):
         else:
             edid = "%s-%s" % (XrandrOutput.EDID_UNAVAILABLE, match["output"])
 
-        if not match["connected"] or not match["width"]:
+        # An output can be disconnected but still have a mode configured. This can only happen
+        # as a residual situation after a disconnect, you cannot associate a mode with an disconnected
+        # output.
+        #
+        # This code needs to be careful not to mix the two. An output should only be configured to
+        # "off" if it doesn't have a mode associated with it, which is modelled as "not a width" here.
+        if not match["width"]:
             options["off"] = None
         else:
             if match["mode_name"]:
@@ -326,10 +332,11 @@ class XrandrOutput(object):
                 options["mode"] = "%sx%s" % (match["mode_width"], match["mode_height"])
             else:
                 if match["rotate"] not in ("left", "right"):
-                    options["mode"] = "%sx%s" % (match["width"], match["height"])
+                    options["mode"] = "%sx%s" % (match["width"] or 0, match["height"] or 0)
                 else:
-                    options["mode"] = "%sx%s" % (match["height"], match["width"])
-            options["rotate"] = match["rotate"]
+                    options["mode"] = "%sx%s" % (match["height"] or 0, match["width"] or 0)
+            if match["rotate"]:
+                options["rotate"] = match["rotate"]
             if match["primary"]:
                 options["primary"] = None
             if match["reflect"] == "X":