extractContextParameters static method
提取上下文参数
Implementation
static Map<String, dynamic> extractContextParameters(BuildContext? context) {
try {
final parameters = <String, dynamic>{};
if (context == null) return parameters;
// 尝试获取主题信息
try {
final theme = Theme.of(context);
parameters['theme_brightness'] = theme.brightness.toString();
} catch (e) {
// 忽略错误
}
// 尝试获取媒体查询信息
try {
final mediaQuery = MediaQuery.of(context);
parameters['screen_size'] = '${mediaQuery.size.width}x${mediaQuery.size.height}';
parameters['device_pixel_ratio'] = mediaQuery.devicePixelRatio;
} catch (e) {
// 忽略错误
}
return parameters;
} catch (e) {
return {};
}
}