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[wxWidgets.git] / docs / doxygen / mainpages / const_stdevtid.h
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: const_stdevtid.h
3 // Purpose: std event values enumerated
4 // Author: wxWidgets team
5 // Licence: wxWindows licence
6 /////////////////////////////////////////////////////////////////////////////
7
8
9 /**
10
11 @page page_stdevtid Standard Event Identifiers
12
13 wxWidgets defines a special identifier value @c wxID_ANY which is used in
14 the following two situations:
15
16 @li when creating a new window you may specify @c wxID_ANY to let
17 wxWidgets assign an unused identifier to it automatically
18 @li when installing an event handler using either the event table
19 macros or wxEvtHandler::Connect,
20 you may use it to indicate that you want to handle the events
21 coming from any control, regardless of its identifier
22
23 Another standard special identifier value is @c wxID_NONE: this is a value
24 which is not matched by any other id.
25
26 wxWidgets also defines a few standard command identifiers which may be used by
27 the user code and also are sometimes used by wxWidgets itself. These reserved
28 identifiers are all in the range between @c wxID_LOWEST and
29 @c wxID_HIGHEST and, accordingly, the user code should avoid defining its
30 own constants in this range (e.g. by using wxNewId()).
31
32 Refer to @ref page_stockitems "the list of stock items" for the subset of standard IDs
33 which are stock IDs as well.
34
35 */