Is a question about Window Procedure.

Question

Creates a Window Procedure with Window API messages were processed.Frame for the first time in the message occurs and the window receiving the message window to navigate. Any window that receives a message to the Window Procedure to handle. On the way, the child window has been raised for the new Windows messages. So I added a new call stack, and a message window from child window to its Window Procedure for the callback function receives a message is executed. Call back functions that make Windows will fail within the ComboBox.

Excuse me, bu tI have a question.

During this process, caused by incorrect implementation part is where?

Answer 1

I think you should debug the application.

put breakpoints in the project and debug it in steps.

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Answer 2

Windows message callback function in the new callback function to run.

And when you create a window in it not?