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Added note about (not) multiply inheriting from wxEvtHandler which includes

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a very brief technical overview of how events work.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25007 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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David Elliott 2003-12-24 19:53:29 +00:00
parent 2d93e5a259
commit a685e84a97
1 changed files with 6 additions and 0 deletions
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6
docs/latex/wx/evthand.tex
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@ -4,6 +4,12 @@ A class that can handle events from the windowing system.
wxWindow (and therefore all window classes) are derived from wxWindow (and therefore all window classes) are derived from
this class. this class.
When events are received, wxEvtHandler invokes the method listed in the
event table using itself as the object. When using multiple inheritance
it is imperative that the wxEvtHandler(-derived) class be the first
class inherited such that the "this" pointer for the overall object
will be identical to the "this" pointer for the wxEvtHandler portion.
\wxheading{Derived from} \wxheading{Derived from}
\helpref{wxObject}{wxobject} \helpref{wxObject}{wxobject}