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authorChristian Kolset <ckolset@colostate.edu>2026-07-29 12:59:10 -0600
committerChristian Kolset <ckolset@colostate.edu>2026-07-29 12:59:10 -0600
commit9360dea6e6327004b905eb6d7c782cc7c0d3ba13 (patch)
tree54366e05a55f96cd4c676d71cfb2136d72392984 /ui/control_panel.py
parentb407a079000f6a4b04ecf38eca17c57719e7a7ec (diff)
Hide non-writable channels from Controls picker, gate writes on enabled+writable
Adds ChannelConfig.writable so the Controls editor can only bind to channels with a real write mapping (VS/MA/ME/MD/ST for CML, do*/DO for digital I/O, write_cmd-configured SCPI channels, holding-register Modbus channels) instead of read-only telemetry — this is exactly the class of mistake hit earlier (binding a motor-speed control to M1_TV instead of M1_VS). Also carries forward the enabled-channel gating for controls (hide disabled channels from the picker, block writes to them at _write() time) done alongside this investigation. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Diffstat (limited to 'ui/control_panel.py')
-rw-r--r--ui/control_panel.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/ui/control_panel.py b/ui/control_panel.py
index 2b936c4..22229ee 100644
--- a/ui/control_panel.py
+++ b/ui/control_panel.py
@@ -120,7 +120,11 @@ class ControlWidget(QFrame):
if self.registry and self.device_id and self.channel_id:
dev = self.registry.get_instance(self.device_id)
if dev:
- if dev.status not in (DeviceStatus.CONNECTED, DeviceStatus.SIMULATED):
+ ch = dev.get_channel(self.channel_id)
+ if ch is not None and not ch.enabled:
+ print(f"[Control] write_channel({self.channel_id}, {value}) skipped on "
+ f"{self.device_id} — channel is disabled")
+ elif dev.status not in (DeviceStatus.CONNECTED, DeviceStatus.SIMULATED):
print(f"[Control] write_channel({self.channel_id}, {value}) skipped on "
f"{self.device_id} — device status is {dev.status.value}, not connected")
else: