48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
"""
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scan_worker.py — QThread der scanner biblioteker i baggrunden.
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Rapporterer fremgang via signals uden at blokere GUI.
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"""
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from PyQt6.QtCore import QThread, pyqtSignal
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class ScanWorker(QThread):
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progress = pyqtSignal(int, int, str) # done, total, filename
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finished = pyqtSignal(int, str) # antal, library_path
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error = pyqtSignal(str)
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def __init__(self, library_id: int, library_path: str,
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db_path: str, overwrite_bpm: bool = False):
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super().__init__()
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self._library_id = library_id
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self._library_path = library_path
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self._db_path = db_path
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self._overwrite_bpm = overwrite_bpm
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self._cancelled = False
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def cancel(self):
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self._cancelled = True
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self.requestInterruption()
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def run(self):
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try:
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from local.scanner import scan_library
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def on_progress(done, total, filename):
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if self.isInterruptionRequested():
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raise InterruptedError()
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self.progress.emit(done, total, filename)
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count = scan_library(
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self._library_id,
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self._library_path,
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self._db_path,
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overwrite_bpm=self._overwrite_bpm,
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progress_callback=on_progress,
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)
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if not self._cancelled:
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self.finished.emit(count, self._library_path)
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except InterruptedError:
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pass
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except Exception as e:
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self.error.emit(str(e))
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