在继续运行之前,清除特定窗口中所有的鼠标单击和键盘敲击消息队列，可以处理当前应用程序消息队列中所有的消息，下载—除了被选定窗口的消息之外，该窗口的消息将被删除。-Before continuing operation to remove all of the specific window the mouse click and keyboard percussion message queues, the application can handle the current message q

对Qt中鼠标移动和单击事件的捕捉，并将坐标参数显示在窗口中，加深对Qt中事件的理解-display mouse-click and push digital on window

说明如何在QT中获取鼠标事件，具体包括单击、双击和释放，以及左键、右键和中键-It describes how to get the mouse events in the QT, including click, double click and release, as well as left, right and middle button

使用QT应用程序，显示一个三维的三角锥（四面体），每个面具有不同的颜色，可单击或拖动鼠标旋转三角坠。双击某个面，可设置该面的颜色。(Using the QT application, it displays a three-dimensional triangular cone (tetrahedron), each mask has a different color, and can click or drag the mouse to rotate the triangle. Double