Python：Pyqt仅从纯文本接收十六进制格式整数

Question

I want to receive single byte data from user from a plaintext_edit but i want to make sure it is entered in hex format, 0x with prefix or else will result in unknown type

Example : 0x3f

-Thanks

Answer 1

You didn't say but I am guessing you are using pyqt . Define a handler for the control's keyPressEvent and filter the user input there. That won't raise a type error. Instead you ensure that only valid data gets entered.