make max title length configurable

1 files changed, 7 insertions, 3 deletions

diff --git a/panel.py b/panel.py
index 10abafe..32fc037 100755
--- a/panel.py
+++ b/panel.py
@@ -229,8 +229,9 @@ class ModHLWMTags(ModHLWMBase):
         subprocess.run(('herbstclient', *cmd.split()))
 
 class ModHLWMTitle(ModHLWMBase):
-    def __init__(self, **kwargs):
+    def __init__(self, max_len=None, **kwargs):
         super().__init__(**kwargs)
+        self.max_len = max_len
         self.listen('focus_changed', self.refresh)
         self.listen('window_title_changed', self.refresh)
 
@@ -239,7 +240,10 @@ class ModHLWMTitle(ModHLWMBase):
 
     def refresh(self):
         title = self.hc('attr', 'clients.focus.title')
-        self.out = title if len(title) < 65 else title[0:63] + '…'
+        self.out = (
+            title[0:self.max_len-1] + '…'
+                if self.max_len and len(title) > self.max_len
+                else title)
         self.repaint()
 
 class ModInputUnavail(Mod):
@@ -330,7 +334,7 @@ class Panel:
 
 Panel(
     ModHLWMTags(spacing=0),
-    ModHLWMTitle(),
+    ModHLWMTitle(max_len=96),
     ModRight(),
     ModInputUnavail(
         '/dev/input/by-id/usb-HID_Keyboard_HID_Keyboard-event-kbd',