Add platform_constants

添加运行平台相关的常量，使相关接口更统一；

src/py2exe_gui/Constants/__init__.py

@@ -1,3 +1,4 @@
 from .app_constants import *
 from .packaging_constants import *
-# from .type_constants import *
+from .platform_constants import *
+from .type_constants import *

src/py2exe_gui/Constants/platform_constants.py

@@ -0,0 +1,28 @@
+import sys
+
+
+class PLATFORM:
+    """
+    运行平台相关的常量 \n
+    """
+
+    windows = "Windows"
+    linux = "Linux"
+    macos = "macOS"
+    others = "others"
+
+
+def get_platform() -> str:
+    """
+    辅助函数，用于获取当前运行的平台 \n
+    :return: platform
+    """
+
+    if sys.platform.startswith("win32"):
+        return PLATFORM.windows
+    elif sys.platform.startswith("linux"):
+        return PLATFORM.linux
+    elif sys.platform.startswith("darwin"):
+        return PLATFORM.macos
+    else:
+        return PLATFORM.others

src/py2exe_gui/Widgets/center_widget.py

@@ -16,6 +16,7 @@ from PySide6.QtWidgets import (
 )
 
 from ..Constants.packaging_constants import PyinstallerArgs
+from ..Constants.platform_constants import PLATFORM
 from .arguments_browser import ArgumentsBrowser
 from .dialog_widgets import IconFileDlg, ScriptFileDlg
 
@@ -52,14 +53,14 @@ class CenterWidget(QWidget):
         self.fd_group = QButtonGroup()
 
         # 应用图标（仅 Windows 与 macOS）
-        if self.parent().running_platform in ("Windows", "macOS"):
+        if self.parent().running_platform in (PLATFORM.windows, PLATFORM.macos):
             self.icon_path_label = QLabel()
             self.icon_file_dlg = IconFileDlg()
             self.icon_browse_btn = QPushButton()
             self.icon_path_le = QLineEdit()
 
         # 是否为stdio启用终端（仅 Windows 与 macOS）
-        if self.parent().running_platform in ("Windows", "macOS"):
+        if self.parent().running_platform in (PLATFORM.windows, PLATFORM.macos):
             self.console_checkbox = QCheckBox()
 
         # 预览生成的PyInstaller打包指令
@@ -92,7 +93,7 @@ class CenterWidget(QWidget):
         self.fd_group.addButton(self.one_dir_btn, 0)
         self.fd_group.addButton(self.one_file_btn, 1)
 
-        if self.parent().running_platform in ("Windows", "macOS"):
+        if self.parent().running_platform in (PLATFORM.windows, PLATFORM.macos):
             self.icon_path_label.setText("应用图标：")
             self.icon_path_le.setReadOnly(True)
             self.icon_path_le.setPlaceholderText("图标文件路径")
@@ -182,7 +183,7 @@ class CenterWidget(QWidget):
         self.fd_group.idClicked.connect(one_fd_selected)  # type: ignore
         self.run_packaging_btn.clicked.connect(run_packaging)  # type: ignore
 
-        if self.parent().running_platform in ("Windows", "macOS"):
+        if self.parent().running_platform in (PLATFORM.windows, PLATFORM.macos):
             self.icon_browse_btn.clicked.connect(self.icon_file_dlg.open)  # type: ignore
             self.icon_file_dlg.fileSelected.connect(icon_file_selected)  # type: ignore
             self.console_checkbox.toggled.connect(console_selected)  # type: ignore
@@ -289,7 +290,7 @@ class CenterWidget(QWidget):
         main_layout.addLayout(fd_layout)
         main_layout.addSpacing(10)
 
-        if self.parent().running_platform in ("Windows", "macOS"):
+        if self.parent().running_platform in (PLATFORM.windows, PLATFORM.macos):
             main_layout.addWidget(self.console_checkbox)
             main_layout.addSpacing(10)
 

src/py2exe_gui/__main__.py

@@ -3,28 +3,12 @@ import sys
 from PySide6 import QtGui
 from PySide6.QtWidgets import QApplication
 
+from .Constants.platform_constants import get_platform
 from .Core import Packaging, PackagingTask
 from .Resources.compiled_resources import *
 from .Widgets import MainWindow, SubProcessDlg
 
 
-# TODO 将此辅助函数移至他处、将返回值保存到常量中而非普通字符串
-def get_platform() -> str:
-    """
-    辅助函数，用于获取当前运行的平台 \n
-    :return: platform
-    """
-
-    if sys.platform.startswith("win32"):
-        return "Windows"
-    elif sys.platform.startswith("linux"):
-        return "Linux"
-    elif sys.platform.startswith("darwin"):
-        return "macOS"
-    else:
-        return "others"
-
-
 class MainApp(MainWindow):
     """
     应用主程序 \n