Revert "fix linux building" mdp_gui change

gui_source/mdp_gui.py

@@ -79,100 +79,20 @@
 qdarktheme.enable_hi_dpi()
 app = QtWidgets.QApplication(sys.argv)
 
-from PyQt5.QtCore import QLibraryInfo, QTranslator
-
-
-def compile_ts_to_qm(ts_file: str, qm_file: str) -> bool:
-    """Compile .ts file to .qm file using Qt lrelease"""
-    try:
-        from PyQt5.QtCore import QProcess
-
-        lrelease_path = os.path.join(
-            QLibraryInfo.location(QLibraryInfo.LibraryLocation.BinariesPath),
-            "lrelease",
-        )
-        logger.info(f"lrelease path: {lrelease_path}")
-
-        if not os.path.exists(lrelease_path):
-            # Fallback to command line tool if available
-            logger.warning("lrelease not found, using command line tool")
-            lrelease_path = "lreleasexxx"
-
-        process = QProcess()
-        process.start(lrelease_path, [ts_file, "-qm", qm_file])
-        process.waitForFinished()
-        logger.debug(f"lrelease process exit code: {process.exitCode()}")
-        return process.exitCode() == 0
-
-    except ImportError:
-        # Pure Python fallback using lupdate module
-        logger.warning("lrelease not found, fallback to pure python")
-        try:
-            import sys
-
-            from PyQt5.pylupdate_main import main as lupdate_main
-
-            old_argv = sys.argv
-            sys.argv = ["lrelease", ts_file, "-qm", qm_file]
-            try:
-                lupdate_main()
-                return True
-            except SystemExit:
-                return True  # lupdate uses sys.exit(0) for success
-            finally:
-                sys.argv = old_argv
-
-        except ImportError:
-            logger.error("Could not find Qt lrelease tool or pylupdate module")
-            return False
-
-
-def load_language(lang_code: str) -> bool:
-    """Load language file dynamically
-
-    Args:
-        lang_code: Language code like 'en_US', 'zh_CN'
-
-    Returns:
-        bool: True if loading succeeded
-    """
-    ts_file = os.path.join(ARG_PATH, f"{lang_code}.ts")
-    qm_file = os.path.join(ARG_PATH, f"{lang_code}.qm")
-
-    if not os.path.exists(ts_file):
-        logger.error(f"Translation source file not found: {ts_file}")
-        return ""
-
-    # Compile if qm doesn't exist or ts is newer
-    if (
-        not os.path.exists(qm_file)
-        or os.path.getmtime(ts_file) > os.path.getmtime(qm_file)
-        or True
-    ):
-        if not compile_ts_to_qm(ts_file, qm_file):
-            logger.error(f"Failed to compile translation file: {ts_file}")
-            return ""
-
-    return qm_file
-
-
 # get system language
-# system_lang = QtCore.QLocale.system().name()
-# logger.info(f"System language: {system_lang}")
-# ENGLISH = False
-# if (
-#     not system_lang.startswith("zh")
-#     or os.environ.get("MDP_FORCE_ENGLISH") == "1"
-#     or "--english" in sys.argv
-# ):
-#     trans = QtCore.QTranslator()
-#     trans.load(os.path.join(ABS_PATH, "en_US.qm"))
-#     app.installTranslator(trans)
-#     ENGLISH = True
-trans = QtCore.QTranslator()
-trans.load(load_language("en_US"))
-app.installTranslator(trans)
-ENGLISH = True
+system_lang = QtCore.QLocale.system().name()
+logger.info(f"System language: {system_lang}")
+ENGLISH = False
+if (
+    not system_lang.startswith("zh")
+    or os.environ.get("MDP_FORCE_ENGLISH") == "1"
+    or "--english" in sys.argv
+):
+    trans = QtCore.QTranslator()
+    trans.load(os.path.join(ABS_PATH, "en_US.qm"))
+    app.installTranslator(trans)
+    ENGLISH = True
+
 # load custom font
 _ = QtGui.QFontDatabase.addApplicationFont(FONT_PATH)
 fonts = QtGui.QFontDatabase.applicationFontFamilies(_)