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Make cf dropdown scroll instead of showing +N more 

Arrow past the last visible item now scrolls the list smoothly.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
rob 2026-01-18 02:49:32 -04:00
parent df1d3ace23
commit 356a47eebc
1 changed files with 13 additions and 7 deletions
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20
src/cmdforge/cli/picker.py
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@ -112,6 +112,7 @@ def run_picker() -> Optional[PickerResult]:
query = "" query = ""
selected = 0 selected = 0
scroll = 0
last_drawn = 0 last_drawn = 0
print(HIDE_CURSOR, end='', flush=True) print(HIDE_CURSOR, end='', flush=True)
@ -133,21 +134,28 @@ def run_picker() -> Optional[PickerResult]:
if selected >= len(filtered): if selected >= len(filtered):
selected = max(0, len(filtered) - 1) selected = max(0, len(filtered) - 1)
# Adjust scroll to keep selection visible
if selected < scroll:
scroll = selected
elif selected >= scroll + MAX_VISIBLE:
scroll = selected - MAX_VISIBLE + 1
# Clear previous # Clear previous
if last_drawn: if last_drawn:
clear_dropdown(last_drawn) clear_dropdown(last_drawn)
# Draw # Draw
visible = filtered[:MAX_VISIBLE] visible = filtered[scroll:scroll + MAX_VISIBLE]
lines = [] lines = []
# Query line # Query line
prompt = f"{DIM}>{RESET} {YELLOW}{query}{RESET}{'▌' if True else ''}" prompt = f"{DIM}>{RESET} {YELLOW}{query}{RESET}▌"
lines.append(prompt) lines.append(prompt)
# Items # Items
for i, t in enumerate(visible): for i, t in enumerate(visible):
if i == selected: actual_idx = scroll + i
if actual_idx == selected:
prefix = f"{CYAN}{BOLD}▸ {t['name']}{RESET}" prefix = f"{CYAN}{BOLD}▸ {t['name']}{RESET}"
else: else:
prefix = f" {t['name']}" prefix = f" {t['name']}"
@ -162,10 +170,6 @@ def run_picker() -> Optional[PickerResult]:
lines.append(prefix) lines.append(prefix)
# Show count if more
if len(filtered) > MAX_VISIBLE:
lines.append(f"{DIM} ... +{len(filtered) - MAX_VISIBLE} more{RESET}")
# Print # Print
sys.stdout.write('\n'.join(lines) + '\n') sys.stdout.write('\n'.join(lines) + '\n')
sys.stdout.flush() sys.stdout.flush()
@ -204,10 +208,12 @@ def run_picker() -> Optional[PickerResult]:
elif ch == '\x7f' or ch == '\b': # Backspace elif ch == '\x7f' or ch == '\b': # Backspace
query = query[:-1] query = query[:-1]
selected = 0 selected = 0
scroll = 0
elif ch.isprintable(): elif ch.isprintable():
query += ch query += ch
selected = 0 selected = 0
scroll = 0
except Exception as e: except Exception as e:
print(SHOW_CURSOR, end='', flush=True) print(SHOW_CURSOR, end='', flush=True)