DazedAnon
4d1b01c870
- Rename desktop launcher, window titles, About, and User-Agents - Point QSettings at DazedTL with one-time migration from legacy app key - Update README, Guide, skills, and launcher/script copy BREAKING CHANGE: QSettings and desktop id now use DazedTL (legacy keys migrated once)
115 lines
3.6 KiB
Python
115 lines
3.6 KiB
Python
"""Install/update the Linux .desktop entry for taskbar and window icons."""
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from __future__ import annotations
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import os
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import subprocess
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import sys
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from pathlib import Path
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from util.paths import APP_NAME, ICON_PATH, LEGACY_APP_NAME, PROJECT_ROOT
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DESKTOP_ID = APP_NAME
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LAUNCH_SCRIPT = PROJECT_ROOT / "scripts" / "launch.sh"
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# Qt logs this on Wayland whenever a dialog tries to steal focus (harmless noise).
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_WAYLAND_ACTIVATE_WARNING = "Wayland does not support QWindow::requestActivate()"
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def _append_qt_logging_rule(rule: str) -> None:
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category = rule.split("=", 1)[0]
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existing = os.environ.get("QT_LOGGING_RULES", "")
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if category in existing:
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return
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os.environ["QT_LOGGING_RULES"] = f"{existing};{rule}" if existing else rule
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def configure_qt_platform() -> None:
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"""Apply Linux/Qt environment tweaks before constructing QApplication."""
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if not sys.platform.startswith("linux"):
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return
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_append_qt_logging_rule("qt.qpa.wayland=false")
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def install_qt_message_filter() -> None:
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"""Drop the noisy Wayland requestActivate warning (QT rules miss some builds)."""
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if not sys.platform.startswith("linux"):
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return
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try:
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from PyQt5.QtCore import QtMsgType, qInstallMessageHandler
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except ImportError:
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return
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def _handler(mode, _context, message):
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if _WAYLAND_ACTIVATE_WARNING in message:
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return
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if mode in (QtMsgType.QtWarningMsg, QtMsgType.QtCriticalMsg, QtMsgType.QtFatalMsg):
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print(message, file=sys.stderr)
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qInstallMessageHandler(_handler)
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def installed_desktop_path() -> Path:
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data_home = os.environ.get("XDG_DATA_HOME", "")
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if data_home:
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base = Path(data_home)
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else:
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base = Path.home() / ".local" / "share"
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return base / "applications" / f"{DESKTOP_ID}.desktop"
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def _desktop_content(root: Path, icon: Path, launch: Path) -> str:
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return (
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"[Desktop Entry]\n"
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"Type=Application\n"
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f"Name={DESKTOP_ID}\n"
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"GenericName=AI Translation Tool\n"
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"Comment=AI translation tool for visual novels and RPG games\n"
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f"Exec={launch}\n"
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f"Icon={icon}\n"
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f"Path={root}\n"
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"Terminal=false\n"
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"Categories=Development;Utility;\n"
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f"StartupWMClass={DESKTOP_ID}\n"
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)
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def ensure_linux_desktop_entry() -> None:
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"""Write ~/.local/share/applications/DazedTL.desktop with absolute paths."""
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if not sys.platform.startswith("linux"):
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return
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if not LAUNCH_SCRIPT.is_file() or not ICON_PATH.is_file():
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return
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desktop_path = installed_desktop_path()
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content = _desktop_content(PROJECT_ROOT, ICON_PATH, LAUNCH_SCRIPT)
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try:
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legacy = desktop_path.parent / f"{LEGACY_APP_NAME}.desktop"
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if legacy.is_file() and legacy.resolve() != desktop_path.resolve():
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try:
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legacy.unlink()
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except OSError:
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pass
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if desktop_path.is_file() and desktop_path.read_text(encoding="utf-8") == content:
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return
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desktop_path.parent.mkdir(parents=True, exist_ok=True)
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desktop_path.write_text(content, encoding="utf-8")
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desktop_path.chmod(0o755)
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except OSError as exc:
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print(f"Warning: could not install Linux desktop entry ({exc})")
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return
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_refresh_desktop_database(desktop_path.parent)
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def _refresh_desktop_database(applications_dir: Path) -> None:
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for cmd in (
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["update-desktop-database", str(applications_dir)],
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["kbuildsycoca5", "--noincremental"],
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):
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try:
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subprocess.run(cmd, check=False, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
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except OSError:
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pass
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