X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a660d684eda27638bca0384b2058911a31c8e845..2b556e9adf01a107dbe78226c0f289f9ba24b575:/docs/latex/wx/truntime.tex diff --git a/docs/latex/wx/truntime.tex b/docs/latex/wx/truntime.tex index 2d1da9c021..b6c9e8e746 100644 --- a/docs/latex/wx/truntime.tex +++ b/docs/latex/wx/truntime.tex @@ -8,10 +8,13 @@ Another is that instances of a class cannot be created just by knowing the name which makes facilities such as persistent storage hard to implement. Most C++ GUI frameworks overcome these limitations by means of a set of -macros and functions and wxWindows (from version 1.62) is no exception. +macros and functions and wxWindows is no exception. Each class that you wish to be known the type system should have a macro such as DECLARE\_DYNAMIC\_CLASS just inside the class declaration. The macro IMPLEMENT\_DYNAMIC\_CLASS should be in the implementation file. +Note that these are entirely optional; use them if you wish to check object +types, or create instances of classes using the class name. However, +it is good to get into the habit of adding these macros for all classes. Variations on these \helpref{macros}{macros} are used for multiple inheritance, and abstract classes that cannot be instantiated dynamically or otherwise.