38 lines
1 KiB
Python
38 lines
1 KiB
Python
import argparse
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import os
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import sys
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# parse_args: function definition for ScanSlicer behavior.
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def parse_args(argv=None):
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parser = argparse.ArgumentParser(
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prog="scanslicer",
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description="ScanSlicer Qt UI (Wayland/X11)",
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)
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parser.add_argument(
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"path",
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nargs="?",
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help="Optional input directory containing images",
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)
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parser.add_argument(
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"--backend",
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choices=("auto", "wayland", "x11"),
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default="auto",
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help="Display backend selection (default: auto)",
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)
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return parser.parse_args(argv)
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# _detect_backend_from_qpa_env: function definition for ScanSlicer behavior.
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def _detect_backend_from_qpa_env():
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qpa_value = os.environ.get("QT_QPA_PLATFORM", "").strip().lower()
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if not qpa_value:
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return None
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tokens = [token.strip() for token in qpa_value.split(";") if token.strip()]
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for token in tokens:
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if token == "wayland":
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return "wayland"
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if token in ("xcb", "x11"):
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return "x11"
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return None
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