音乐播放器

说明：  国外航空发动机设计软件，瑞典沃尔沃公司的情况(Aero-engine design software abroad)

本调试软件是基于qt4.8,vs2010编译调试通过的网络调试助手。主要qt的界面展示，tcp/udp网络通讯，支持跨平台编译运行

实现粒子的爆炸以及火焰功能，创建一种喷射的效果。可通过键盘控制粒子在各个方向的速度，实现不过的效果。(Explosion and fire functions to achieve the particles to create a spray effect. The particles can be controlled by the keyboard velocity in all directions, but to achieve the effect.)

A virtual keyboard for touch-screen application Virtual Keyboard for touch-screen devices written in C/C++ Qt, compatible for Qt 4.x and 5.x The widget works with QLineEdit, but you can modify it for your convenience. Features: click sound buttons copy/cut and paste facility echo password facility dynamic keyboard layout based on selected language move around textbox using TAB or directly click on a textbox (require subclassing as in the provided example) Dual mode keyboard: large and small zoom facility for pressed keys Supported Languages: Arabic English French German Italian Russian

code matlab permet simulation de algorithmes par matlab dans les domaine de communications mobiles

说明：  用QT写的一个血氧传感器上位机程序。带实时脉搏波波形显示。(An upper computer program for a blood oxygen sensor written in QT. with real-time pulse waveform display.)

Qt 生成Dll文件的实例，不足之处一起学习。

说明：  QT版词法分析器 附带状态转换图 编译原理课程设计(QT version of the lexical analyzer state transition diagram with Principle Design Compiler)

将选取的股票数据传输到系统中，系统能够将数据进行处理，然后将所选取的股票的近期走势用折线图的形式展现出来，这样更方便的有利于使用者很直观的观察到股票的行情，可以方便的选取股票，保证人们的利益。

简单的串口程序。功能：COM选择，波特率设置，数据位选择，奇偶校验位，停止位；发送信息窗口，接收信息窗口。