A good answer! thanks a lot. I am a fish swimming in the sea of c++.

I have two threads one used to send data to COM1 buffer, the other used to monitor COM1 events. I want to know whether the corresponding event is received when I send a byte in the first thread. so I have to debug the two threads parellely, but how can i ? help me. I am a fish swimming in the sea of c++.

thank you! I am a beginner

I am designing an electronic whiteboard. In this program,I want to embed OLE controls such as bitmaps,audio clips in the whiteboard and then transfer them on the Internet via CSocket class. But i don't know how to transfer the OLE controls . please help me.:(( I am a beginner.

In my programm, i want the cursor change its shape from regular type to hand type automatically when the mouse move into client area. but how can i do it? please help me. thanks. haozl