removed superfluous assignment handled in base class.

[wxWidgets.git] / docs / latex / wx / menuitem.tex

\section{\class{wxMenuItem}}\label{wxmenuitem}

A menu item represents an item in a popup menu. Note that the majority of this
class is only implemented under Windows so far, but everything except fonts, colours and
bitmaps can be achieved via wxMenu on all platforms.

\wxheading{Derived from}

wxOwnerDrawn (Windows only)\\
\helpref{wxObject}{wxobject}

\wxheading{Include files}

<wx/menuitem.h>

\wxheading{See also}

\helpref{wxMenuBar}{wxmenubar}, \helpref{wxMenu}{wxmenu}

\latexignore{\rtfignore{\wxheading{Members}}}

\membersection{wxMenuItem::wxMenuItem}\label{wxmenuitemconstr}

\func{}{wxMenuItem}{\param{wxMenu*}{ parentMenu = NULL}, \param{int}{ id = ID\_SEPARATOR},
 \param{const wxString\& }{text = ""},  \param{const wxString\& }{helpString = ""},
 \param{bool }{checkable = FALSE}, \param{wxMenu*}{ subMenu = NULL}, }

Constructs a wxMenuItem object.

\wxheading{Parameters}

\docparam{parentMenu}{Menu that the menu item belongs to.}

\docparam{id}{Identifier for this menu item, or ID\_SEPARATOR to indicate a separator.}

\docparam{text}{Text for the menu item, as shown on the menu.}

\docparam{helpString}{Optional help string that will be shown on the status bar.}

\docparam{checkable}{TRUE if this menu item is checkable.}

\docparam{subMenu}{If non-NULL, indicates that the menu item is a submenu.}

\membersection{wxMenuItem::\destruct{wxMenuItem}}

\func{}{\destruct{wxMenuItem}}{\void}

Destructor.

\membersection{wxMenuItem::Check}\label{wxmenuitemcheck}

\func{void}{Check}{\param{bool}{ check}}

Checks or unchecks the menu item.

\membersection{wxMenuItem::DeleteSubMenu}\label{wxmenuitemdeletesubmenu}

\func{void}{DeleteSubMenu}{\void}

Deletes the submenu, if any.

\membersection{wxMenuItem::Enable}\label{wxmenuitemenable}

\func{void}{Enable}{\param{bool}{ enable}}

Enables or disables the menu item.

\membersection{wxMenuItem::GetBackgroundColour}\label{wxmenuitemgetbackgroundcolour}

\constfunc{wxColour\&}{GetBackgroundColour}{\void}

Returns the background colour associated with the menu item (Windows only).

\membersection{wxMenuItem::GetBitmap}\label{wxmenuitemgetbitmap}

\constfunc{wxBitmap\&}{GetBitmap}{\param{bool}{ checked = TRUE}}

Returns the checked or unchecked bitmap (Windows only).

\membersection{wxMenuItem::GetFont}\label{wxmenuitemgetfont}

\constfunc{wxFont\&}{GetFont}{\void}

Returns the font associated with the menu item (Windows only).

\membersection{wxMenuItem::GetHelp}\label{wxmenuitemgethelp}

\constfunc{wxString}{GetHelp}{\void}

Returns the help string associated with the menu item.

\membersection{wxMenuItem::GetId}\label{wxmenuitemgetid}

\constfunc{int}{GetId}{\void}

Returns the menu item identifier.

\membersection{wxMenuItem::GetLabel}\label{wxmenuitemgetlabel}

\constfunc{wxString}{GetLabel}{\void}

Returns the text associated with the menu item without any accelerator
characaters it might contain.

\wxheading{See also}

\helpref{GetText}{wxmenuitemgettext}, 
\helpref{GetLabelFromText}{wxmenuitemgetlabelfromtext}

\membersection{wxMenuItem::GetLabelFromText}\label{wxmenuitemgetlabelfromtext}

\func{static wxString}{GetLabelFromText}{\param{const wxString\& }{text}}

Strips all accelerator characeters and mnemonics from the given {\it text}.
For example,

\begin{verbatim}
wxMenuItem::GetLabelFromText("&Hello\tCtrl-H");
\end{verbatim}

will return just {\tt "Hello"}.

\wxheading{See also}

\helpref{GetText}{wxmenuitemgettext}, 
\helpref{GetLabel}{wxmenuitemgetlabel}

\membersection{wxMenuItem::GetMarginWidth}\label{wxmenuitemgetmarginwidth}

\constfunc{int}{GetMarginWidth}{\void}

Gets the width of the menu item checkmark bitmap (Windows only).

\membersection{wxMenuItem::GetName}\label{wxmenuitemgetname}

\constfunc{wxString}{GetName}{\void}

Returns the text associated with the menu item.

{\bf NB:} this function is deprecated, please use 
\helpref{GetText}{wxmenuitemgettext} or \helpref{GetLabel}{wxmenuitemgetlabel} 
instead.

\membersection{wxMenuItem::GetText}\label{wxmenuitemgettext}

\constfunc{wxString}{GetText}{\void}

Returns the text associated with the menu item, such as it was passed to the
wxMenuItem constructor, i.e. with any accelerator characters it may contain.

\wxheading{See also}

\helpref{GetLabel}{wxmenuitemgetlabel}, 
\helpref{GetLabelFromText}{wxmenuitemgetlabelfromtext}

\membersection{wxMenuItem::GetSubMenu}\label{wxmenuitemgetsubmenu}

\constfunc{wxMenu*}{GetSubMenu}{\void}

Returns the submenu associated with the menu item, or NULL if there isn't one.

\membersection{wxMenuItem::GetTextColour}\label{wxmenuitemgettextcolour}

\constfunc{wxColour\&}{GetTextColour}{\void}

Returns the text colour associated with the menu item (Windows only).

\membersection{wxMenuItem::IsCheckable}\label{wxmenuitemischeckable}

\constfunc{bool}{IsCheckable}{\void}

Returns TRUE if the item is checkable.

\membersection{wxMenuItem::IsChecked}\label{wxmenuitemischecked}

\constfunc{bool}{IsChecked}{\void}

Returns TRUE if the item is checked.

\membersection{wxMenuItem::IsEnabled}\label{wxmenuitemisenabled}

\constfunc{bool}{IsEnabled}{\void}

Returns TRUE if the item is enabled.

\membersection{wxMenuItem::IsSeparator}\label{wxmenuitemisseparator}

\constfunc{bool}{IsSeparator}{\void}

Returns TRUE if the item is a separator.

\membersection{wxMenuItem::SetBackgroundColour}\label{wxmenuitemsetbackgroundcolour}

\constfunc{void}{SetBackgroundColour}{\param{const wxColour\& }{colour}}

Sets the background colour associated with the menu item (Windows only).

\membersection{wxMenuItem::SetBitmap}\label{wxmenuitemsetbitmap}

\constfunc{void}{SetBitmap}{\param{const wxBitmap\& }{bmp}}

Sets the bitmap for the menu item (Windows and GTK+ only). It is
equivalent to \helpref{SetBitmaps}{wxmenuitemsetbitmaps}(bmp, wxNullBitmap).

\membersection{wxMenuItem::SetBitmaps}\label{wxmenuitemsetbitmaps}

\constfunc{void}{SetBitmaps}{\param{const wxBitmap\& }{checked},
 \param{const wxBitmap\& }{unchecked = wxNullBitmap}}

Sets the checked/unchecked bitmaps for the menu item (Windows only). The first bitmap
is also used as the single bitmap for uncheckable menu items.

\membersection{wxMenuItem::SetFont}\label{wxmenuitemsetfont}

\constfunc{void}{SetFont}{\param{const wxFont\& }{font}}

Sets the font associated with the menu item (Windows only).

\membersection{wxMenuItem::SetHelp}\label{wxmenuitemsethelp}

\constfunc{void}{SetHelp}{\param{const wxString\& }{helpString}}

Sets the help string.

\membersection{wxMenuItem::SetMarginWidth}\label{wxmenuitemsetmarginwidth}

\constfunc{void}{SetMarginWidth}{\param{int}{ width}}

Sets the width of the menu item checkmark bitmap (Windows only).

\membersection{wxMenuItem::SetName}\label{wxmenuitemsetname}

\constfunc{void}{SetName}{\param{const wxString\& }{text}}

Sets the text associated with the menu item.

\membersection{wxMenuItem::SetTextColour}\label{wxmenuitemsettextcolour}

\constfunc{void}{SetTextColour}{\param{const wxColour\& }{colour}}

Sets the text colour associated with the menu item (Windows only).