X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cc81d32f2bf8c159f3b1bf6ddaf62e6d77720209..e7e324bed8afaa3c4a20cf2c9d009f9bd3968c15:/docs/latex/wx/object.tex diff --git a/docs/latex/wx/object.tex b/docs/latex/wx/object.tex index 7c27d7a304..e5999513cd 100644 --- a/docs/latex/wx/object.tex +++ b/docs/latex/wx/object.tex @@ -1,6 +1,6 @@ \section{\class{wxObject}}\label{wxobject} -This is the root class of all wxWindows classes. +This is the root class of all wxWidgets classes. It declares a virtual destructor which ensures that destructors get called for all derived class objects where necessary. @@ -12,8 +12,8 @@ The class contains optional debugging versions of {\bf new} and {\bf delete}, which can help trace memory allocation and deallocation problems. -wxObject can be used to implement reference counted objects, such as -wxPen, wxBitmap and others. +wxObject can be used to implement \helpref{reference counted}{trefcount} objects, +such as wxPen, wxBitmap and others (see \helpref{this list}{refcountlist}). \wxheading{See also} @@ -22,7 +22,7 @@ wxPen, wxBitmap and others. \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxObject::wxObject}\label{wxobjectconstr} +\membersection{wxObject::wxObject}\label{wxobjectctor} \func{}{wxObject}{\void} @@ -30,7 +30,7 @@ wxPen, wxBitmap and others. Default and copy constructors. -\membersection{wxObject::\destruct{wxObject}} +\membersection{wxObject::\destruct{wxObject}}\label{wxobjectdtor} \func{}{wxObject}{\void} @@ -66,7 +66,7 @@ This function is only defined in debug build and doesn't exist at all if \wxheading{Remarks} -Currently wxWindows does not define Dump for derived classes, but +Currently wxWidgets does not define Dump for derived classes, but programmers may wish to use it for their own applications. Be sure to call the Dump member of the class's base class to allow all information to be dumped. @@ -116,6 +116,16 @@ this one or is derived from it. bool tmp = obj->IsKindOf(CLASSINFO(wxFrame)); \end{verbatim} +\membersection{wxObject::IsSameAs}\label{wxobjectissameas} + +\func{bool}{IsSameAs}{\param{const wxObject\& }{ obj}} + +Returns \true if this object has the same data pointer as \arg{obj}. Notice +that \true is returned if the data pointers are \NULL in both objects. + +This function only does a \emph{shallow} comparison, i.e. it doesn't compare +the objects pointed to by the data pointers of these objects. + \membersection{wxObject::Ref}\label{wxobjectref} \func{void}{Ref}{\param{const wxObject\& }{clone}} @@ -165,6 +175,17 @@ The {\bf m\_refData} member is set to NULL. \helpref{wxObject::SetRefData}{wxobjectsetrefdata}, \helpref{wxObject::GetRefData}{wxobjectgetrefdata},\rtfsp \helpref{wxObjectRefData}{wxobjectrefdata} +\membersection{wxObject::UnShare}\label{wxobjectunshare} + +\func{void}{UnShare}{\void} + +Ensure that this object's data is not shared with any other object. + +if we have no +data, it is created using CreateRefData() below, if we have shared data +it is copied using CloneRefData(), otherwise nothing is done. + + \membersection{wxObject::operator new}\label{wxobjectnew} \func{void *}{new}{\param{size\_t }{size}, \param{const wxString\& }{filename = NULL}, \param{int}{ lineNum = 0}} @@ -197,23 +218,24 @@ you will need to cast to your own derived class. \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxObjectRefData::m\_count} - -\member{int}{m\_count} -Reference count. When this goes to zero during a \helpref{wxObject::UnRef}{wxobjectunref}, an object -can delete the {\bf wxObjectRefData} object. - -\membersection{wxObjectRefData::wxObjectRefData}\label{wxobjectrefdataconstr} +\membersection{wxObjectRefData::wxObjectRefData}\label{wxobjectrefdatactor} \func{}{wxObjectRefData}{\void} Default constructor. Initialises the {\bf m\_count} member to 1. -\membersection{wxObjectRefData::\destruct{wxObjectRefData}} +\membersection{wxObjectRefData::\destruct{wxObjectRefData}}\label{wxobjectrefdatadtor} \func{}{wxObjectRefData}{\void} Destructor. +\membersection{wxObjectRefData::GetRefCount}\label{wxobjectrefdatagetrefcount} + +\constfunc{int}{GetRefCount}{\void} + +Returns the reference count associated with this shared data. +When this goes to zero during a \helpref{wxObject::UnRef}{wxobjectunref}, an object +can delete this {\bf wxObjectRefData} object.