基于C/C++的数据结构与算法学习项目

C数据结构

A Flutter widget that replicates the native iOS battery indicator, including support for iOS 27 style and automatic system battery monitoring.

A mask-driven cutout widget — punch through content to reveal what's beneath. 蒙版镂空组件，将指定形状从内容中挖除，透出底层背景。

HarmonyOS Symbol 代表了 HarmonyOS 系统图标设计的一次重要演进。它通过简化的图形和直观的语义表达，不仅易于识别，同时融入了更多年轻化的设计理念，使得整体的视觉风格更加年轻和时尚。同时 HarmonyOS Symbol 还具备了字体属性，使其能够与系统字体无缝对接，确保了文本与图标的排版一致性。此外，它能够根据文本的粗细变化进行智能适配，确保了在不同文本粗细下，图标能够灵活适应，保持视觉的连贯性和一致性。

Playing UI Sound Effects or Invoking Vibration Using System Sound Services There are some predefined system sounds, for the system sound ID in the range 1000 to 2000 (decimal), as shown below (from 2.0 to 5.0 beta). The system sounds are all stored in/System/Library/Audio/UISounds/.