\helpref{wxDataObjectSimple}{wxdataobjectsimple} for some
application-specific data in arbitrary (either custom or one of the standard
ones). The only restriction is that it is supposed that this data can be
\helpref{wxDataObjectSimple}{wxdataobjectsimple} for some
application-specific data in arbitrary (either custom or one of the standard
ones). The only restriction is that it is supposed that this data can be
it contain a C++ object (though C struct is fine).
By default, wxCustomDataObject stores the data inside in a buffer. To put the
it contain a C++ object (though C struct is fine).
By default, wxCustomDataObject stores the data inside in a buffer. To put the
\helpref{TakeData}{wxcustomdataobjecttakedata} depending on whether you want
the object to make a copy of data or not.
\helpref{TakeData}{wxcustomdataobjecttakedata} depending on whether you want
the object to make a copy of data or not.
\wxheading{Virtual functions to override}
This class may be used as is, but if you don't want store the data inside the
\wxheading{Virtual functions to override}
This class may be used as is, but if you don't want store the data inside the
-object but provide it on demand instead, you should override
-\helpref{GetSize}{wxcustomdataobjectgetsize},
-\helpref{GetData}{wxcustomdataobjectgetdata} and
+object but provide it on demand instead, you should override
+\helpref{GetSize}{wxcustomdataobjectgetsize},
+\helpref{GetData}{wxcustomdataobjectgetdata} and
\helpref{SetData}{wxcustomdataobjectsetdata} (or may be only the first two or
only the last one if you only allow reading/writing the data)
\wxheading{Derived from}
\helpref{SetData}{wxcustomdataobjectsetdata} (or may be only the first two or
only the last one if you only allow reading/writing the data)
\wxheading{Derived from}
\func{}{wxCustomDataObject}{\param{const wxDataFormat\& }{format = wxFormatInvalid}}
The constructor accepts a {\it format} argument which specifies the (single)
\func{}{wxCustomDataObject}{\param{const wxDataFormat\& }{format = wxFormatInvalid}}
The constructor accepts a {\it format} argument which specifies the (single)
\helpref{SetFormat}{wxdataobjectsimplesetformat} should be used.
\membersection{wxCustomDataObject::\destruct{wxCustomDataObject}}\label{wxcustomdataobjectdtor}
\helpref{SetFormat}{wxdataobjectsimplesetformat} should be used.
\membersection{wxCustomDataObject::\destruct{wxCustomDataObject}}\label{wxcustomdataobjectdtor}
\func{virtual void}{Free}{\void}
This function is called when the data is freed, you may override it to anything
you want (or may be nothing at all). The default version calls operator
\func{virtual void}{Free}{\void}
This function is called when the data is freed, you may override it to anything
you want (or may be nothing at all). The default version calls operator
\membersection{wxCustomDataObject::SetData}\label{wxcustomdataobjectsetdata}
\func{virtual void}{SetData}{
\membersection{wxCustomDataObject::SetData}\label{wxcustomdataobjectsetdata}
\func{virtual void}{SetData}{
\membersection{wxCustomDataObject::TakeData}\label{wxcustomdataobjecttakedata}
\func{virtual void}{TakeData}{
\membersection{wxCustomDataObject::TakeData}\label{wxcustomdataobjecttakedata}
\func{virtual void}{TakeData}{
Like \helpref{SetData}{wxcustomdataobjectsetdata}, but doesn't copy the data -
instead the object takes ownership of the pointer.
Like \helpref{SetData}{wxcustomdataobjectsetdata}, but doesn't copy the data -
instead the object takes ownership of the pointer.