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# main.py
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import sys
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import traceback
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import os
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# 添加项目根目录到Python路径
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project_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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sys.path.insert(0, project_root)
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# 设置Qt平台插件路径 - 优先使用系统Qt插件
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system_qt_plugins_path = '/usr/local/opt/qt5/plugins' # macOS Homebrew Qt5路径
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venv_qt_plugins_path = os.path.join(project_root, '.venv', 'lib', 'python3.9', 'site-packages', 'PyQt5', 'Qt5', 'plugins')
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# 优先检查系统Qt插件路径
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if os.path.exists(system_qt_plugins_path):
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os.environ['QT_QPA_PLATFORM_PLUGIN_PATH'] = system_qt_plugins_path
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elif os.path.exists(venv_qt_plugins_path):
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os.environ['QT_QPA_PLATFORM_PLUGIN_PATH'] = venv_qt_plugins_path
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from PyQt5.QtWidgets import QApplication
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from PyQt5.QtCore import Qt
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from PyQt5.QtGui import QIcon
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from src.main_window import MainWindow
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# 设置高DPI支持（必须在QApplication创建之前）
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QApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
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QApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)
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def main():
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"""
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应用程序主入口点
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- 创建QApplication实例
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- 设置应用程序属性
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- 创建MainWindow实例
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- 显示窗口
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- 启动事件循环
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- 返回退出码
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"""
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try:
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# 创建QApplication实例
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app = QApplication(sys.argv)
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# 设置应用程序属性
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app.setApplicationName("隐私学习软件")
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app.setApplicationVersion("0.1.0")
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app.setOrganizationName("MagicWord Team")
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# 设置窗口图标（如果存在）
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icon_path = os.path.join(project_root, 'resources', 'icons', 'app_icon.png')
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if os.path.exists(icon_path):
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app.setWindowIcon(QIcon(icon_path))
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else:
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# 使用默认图标
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app.setWindowIcon(QIcon())
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# 创建主窗口
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window = MainWindow()
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window.show()
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# 启动事件循环并返回退出码
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exit_code = app.exec_()
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sys.exit(exit_code)
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except Exception as e:
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# 打印详细的错误信息
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print(f"应用程序发生未捕获的异常: {e}")
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traceback.print_exc()
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sys.exit(1)
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if __name__ == "__main__":
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main() |
