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Fixed browser cursor position on scrolling

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This commit is contained in:
Mark Qvist 2023-02-04 11:49:36 +01:00
parent a8d337a94e
commit dc64ab26d4
2 changed files with 75 additions and 6 deletions
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45
nomadnet/vendor/Scrollable.py vendored
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@ -107,6 +107,51 @@ class Scrollable(urwid.WidgetDecoration):
if canv_full.cursor is not None:
# Full canvas contains the cursor, but scrolled out of view
self._forward_keypress = False
# Reset cursor position on page/up down scrolling
try:
if hasattr(ow, "automove_cursor_on_scroll") and ow.automove_cursor_on_scroll:
pwi = 0
ch = 0
last_hidden = False
first_visible = False
for w,o in ow.contents:
wcanv = w.render((maxcol,))
wh = wcanv.rows()
if wh:
ch += wh
if not last_hidden and ch >= self._trim_top:
last_hidden = True
elif last_hidden:
if not first_visible:
first_visible = True
if w.selectable():
ow.focus_item = pwi
st = None
nf = ow.get_focus()
if hasattr(nf, "key_timeout"):
st = nf
elif hasattr(nf, "original_widget"):
no = nf.original_widget
if hasattr(no, "original_widget"):
st = no.original_widget
else:
if hasattr(no, "key_timeout"):
st = no
if st and hasattr(st, "key_timeout") and hasattr(st, "keypress") and callable(st.keypress):
st.keypress(None, None)
break
pwi += 1
except Exception as e:
pass
else:
# Original widget does not have a cursor, but may be selectable