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Window Class Functions (Compact 2013)

  • Artigo

3/28/2014

The following table shows the window class functions, with a description of the purpose of each.

Programming element

Description

GetClassInfo

This function retrieves information about a window class.

GetClassLong

This function retrieves the specified 32-bit (LONG) value from the WNDCLASS structure associated with the specified window.

GetClassName

This function retrieves the name of the class to which the specified window belongs.

GetWindowLong

This function retrieves information about the specified window.

RegisterClass

This function registers a window class for subsequent use in calls to the CreateWindow or CreateWindowEx function.

SetClassLong

This function replaces the specified 32-bit (LONG) value at the specified offset into the extra class memory of the WNDCLASS structure for the class to which the specified window belongs.

SetWindowLong

This function changes an attribute of the specified window.

UnregisterClass

This function removes a window class, freeing the memory required for the class.

UnregisterHotKey

This function frees a hot key previously registered by the calling thread.

See Also

Reference

Window Class Reference