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Fix Linux crash when clearing screen after window resize #39

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Fix Linux crash when clearing screen after window resize #39

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9 changes: 7 additions & 2 deletions termqt/terminal_buffer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -652,7 +652,7 @@ def __init__(self,

# initialize a buffer to store all characters to display
# define in _resize()_ as a deque
self._buffer = None
self._buffer:deque[list[None]] = None
if QT_VERSION.startswith('6'):
self._buffer_lock =QRecursiveMutex()
else:
Expand Down Expand Up @@ -1018,8 +1018,13 @@ def resize(self, row_len, col_len):

self.row_len = row_len
self.col_len = col_len
self._buffer = _new_buffer
self._buffer_display_offset = len(self._buffer) - self.col_len

for i in range(abs(self._buffer_display_offset)):
_new_buffer.append([None for x in range(row_len)])
_new_wrap.append(False)

self._buffer = _new_buffer
self.update_scroll_position()

self._line_wrapped_flags = _new_wrap
Expand Down