Double width scrollbar on ITerm2 #6230
Description
Have you checked closed issues? Yes
Have you checked against the most recent version of Textual? Yes
The bug
On ITerm2 the scrollbar is double width and a little wonky
A simple code to reproduce
from textual.app import App, ComposeResult
from textual.widgets import Static
class ExampleApp(App):
def compose(self) -> ComposeResult:
for i in range(250):
yield Static(f"Hello {i}")
if __name__ == "__main__":
app = ExampleApp()
app.run()The output of textual diagnose:
Textual Diagnostics
Versions
| Name | Value |
|---|---|
| Textual | 6.6.0 |
| Rich | 14.2.0 |
Python
| Name | Value |
|---|---|
| Version | 3.13.5 |
| Implementation | CPython |
| Compiler | Clang 20.1.4 |
| Executable | /Users/anna/netbook/.venv/bin/python |
Operating System
| Name | Value |
|---|---|
| System | Darwin |
| Release | 24.6.0 |
| Version | Darwin Kernel Version 24.6.0: Mon Jul 14 11:30:40 PDT 2025; root:xnu-11417.140.69~1/RELEASE_ARM64_T8132 |
Terminal
| Name | Value |
|---|---|
| Terminal Application | iTerm.app (3.6.5) |
| TERM | xterm-256color |
| COLORTERM | truecolor |
| FORCE_COLOR | Not set |
| NO_COLOR | Not set |
Rich Console options
| Name | Value |
|---|---|
| size | width=88, height=25 |
| legacy_windows | False |
| min_width | 1 |
| max_width | 88 |
| is_terminal | True |
| encoding | utf-8 |
| max_height | 25 |
| justify | None |
| overflow | None |
| no_wrap | False |
| highlight | None |
| markup | None |
| height | None |