X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b1462dfa3496ba7288691376c1de4c890d90787c..65baafba0e8cd74f2264b7e2f7625ff5bea84864:/docs/latex/wx/menu.tex?ds=sidebyside diff --git a/docs/latex/wx/menu.tex b/docs/latex/wx/menu.tex index fe20490bb5..7daf283906 100644 --- a/docs/latex/wx/menu.tex +++ b/docs/latex/wx/menu.tex @@ -1,11 +1,56 @@ +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Name: menu.tex +%% Purpose: wxMenu documentation +%% Author: wxWidgets Team +%% Modified by: +%% Created: +%% RCS-ID: $Id$ +%% Copyright: (c) wxWidgets Team +%% License: wxWindows license +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + \section{\class{wxMenu}}\label{wxmenu} A menu is a popup (or pull down) list of items, one of which may be selected before the menu goes away (clicking elsewhere dismisses the -menu). Menus may be used to construct either menu bars or popup menus. +menu). Menus may be used to construct either menu bars or popup menus. A menu item has an integer ID associated with it which can be used to -identify the selection, or to change the menu item in some way. +identify the selection, or to change the menu item in some way. A menu item +with a special identifier $-1$ is a separator item and doesn't have an +associated command but just makes a separator line appear in the menu. + +{\bf NB:} Please note that {\it wxID\_ABOUT} and {\it wxID\_EXIT} are +predefined by wxWidgets and have a special meaning since entries +using these IDs will be taken out of the normal menus under MacOS X +and will be inserted into the system menu (following the appropriate +MacOS X interface guideline). On PalmOS {\it wxID\_EXIT} is disabled according +to Palm OS Companion guidelines. + +Menu items may be either normal items, check items or radio items. Normal items +don't have any special properties while the check items have a boolean flag +associated to them and they show a checkmark in the menu when the flag is set. +wxWidgets automatically toggles the flag value when the item is clicked and its +value may be retrieved using either \helpref{IsChecked}{wxmenuischecked} method +of wxMenu or wxMenuBar itself or by using +\helpref{wxEvent::IsChecked}{wxcommandeventischecked} when you get the menu +notification for the item in question. + +The radio items are similar to the check items except that all the other items +in the same radio group are unchecked when a radio item is checked. The radio +group is formed by a contiguous range of radio items, i.e. it starts at the +first item of this kind and ends with the first item of a different kind (or +the end of the menu). Notice that because the radio groups are defined in terms +of the item positions inserting or removing the items in the menu containing +the radio items risks to not work correctly. Finally note that radio items +are not supported under Motif. + +\wxheading{Allocation strategy} + +All menus except the popup ones must be created on the heap. All menus +attached to a menubar or to another menu will be deleted by their parent when +it is deleted. As the frame menubar is deleted by the frame itself, it means +that normally all menus used are deleted automatically. \wxheading{Derived from} @@ -24,22 +69,27 @@ With a popup menu, there is a variety of ways to handle a menu selection event (wxEVT\_COMMAND\_MENU\_SELECTED). \begin{enumerate}\itemsep=0pt -\item Define a callback of type wxFunction, which you pass to the wxMenu constructor. -The callback takes a reference to the menu, and a reference to a \helpref{wxCommandEvent}{wxcommandevent}. \item Derive a new class from wxMenu and define event table entries using the EVT\_MENU macro. \item Set a new event handler for wxMenu, using an object whose class has EVT\_MENU entries. \item Provide EVT\_MENU handlers in the window which pops up the menu, or in an ancestor of this window. +\item Define a callback of type wxFunction, which you pass to the wxMenu constructor. +The callback takes a reference to the menu, and a reference to a +\helpref{wxCommandEvent}{wxcommandevent}. This method is deprecated and should +not be used in the new code, it is provided for backwards compatibility only. \end{enumerate} \wxheading{See also} \helpref{wxMenuBar}{wxmenubar}, \helpref{wxWindow::PopupMenu}{wxwindowpopupmenu},\rtfsp -\helpref{Event handling overview}{eventhandlingoverview} +\helpref{Event handling overview}{eventhandlingoverview},\rtfsp +\helpref{wxFileHistory (most recently used files menu)}{wxfilehistory} + + \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxMenu::wxMenu}\label{wxmenuconstr} +\membersection{wxMenu::wxMenu}\label{wxmenuctor} \func{}{wxMenu}{\param{const wxString\& }{title = ""}, \param{long}{ style = 0}} @@ -49,8 +99,7 @@ Constructs a wxMenu object. \docparam{title}{A title for the popup menu: the empty string denotes no title.} -\docparam{style}{If set to \tt{wxMENU_TEAROFF}, the menu will be detachable.} - +\docparam{style}{If set to {\tt wxMENU\_TEAROFF}, the menu will be detachable (wxGTK only).} \func{}{wxMenu}{\param{long}{ style}} @@ -58,9 +107,9 @@ Constructs a wxMenu object. \wxheading{Parameters} -\docparam{style}{If set to \tt{wxMENU_TEAROFF}, the menu will be detachable.} +\docparam{style}{If set to {\tt wxMENU\_TEAROFF}, the menu will be detachable (wxGTK only).} -\membersection{wxMenu::\destruct{wxMenu}} +\membersection{wxMenu::\destruct{wxMenu}}\label{wxmenudtor} \func{}{\destruct{wxMenu}}{\void} @@ -75,19 +124,23 @@ and recreation of internal data structures. \membersection{wxMenu::Append}\label{wxmenuappend} -\func{void}{Append}{\param{int}{ id}, \param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""},\rtfsp -\param{const bool}{ checkable = FALSE}} +\func{wxMenuItem*}{Append}{\param{int}{ id}, \param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""},\rtfsp +\param{wxItemKind}{ kind = wxITEM\_NORMAL}} Adds a string item to the end of the menu. -\func{void}{Append}{\param{int}{ id}, \param{const wxString\& }{ item}, \param{wxMenu *}{subMenu},\rtfsp +\func{wxMenuItem*}{Append}{\param{int}{ id}, \param{const wxString\& }{ item}, \param{wxMenu *}{subMenu},\rtfsp \param{const wxString\& }{helpString = ""}} -Adds a pull-right submenu to the end of the menu. +Adds a pull-right submenu to the end of the menu. Append the submenu to the parent +menu {\it after} you have added your menu items, or accelerators may not be +registered properly. -\func{void}{Append}{\param{wxMenuItem*}{ menuItem}} +\func{wxMenuItem*}{Append}{\param{wxMenuItem*}{ menuItem}} -Adds a menu item object. You can specify various extra properties of a menu item this way, +Adds a menu item object. This is the most generic variant of Append() method +because it may be used for both items (including separators) and submenus and +because you can also specify various extra properties of a menu item this way, such as bitmaps and fonts. \wxheading{Parameters} @@ -98,10 +151,11 @@ such as bitmaps and fonts. \docparam{menu}{Pull-right submenu.} -\docparam{checkable}{If TRUE, this item is checkable.} +\docparam{kind}{May be {\tt wxITEM\_SEPARATOR}, {\tt wxITEM\_NORMAL}, +{\tt wxITEM\_CHECK} or {\tt wxITEM\_RADIO}} \docparam{helpString}{An optional help string associated with the item. -By default, \helpref{wxFrame::OnMenuHighlight}{wxframeonmenuhighlight} displays +By default, the handler for the wxEVT\_MENU\_HIGHLIGHT event displays this string in the status line.} \docparam{menuItem}{A menuitem object. It will be owned by the wxMenu object after this function @@ -112,29 +166,91 @@ is called, so do not delete it yourself.} This command can be used after the menu has been shown, as well as on initial creation of a menu or menubar. +The {\it item} string for the normal menu items (not submenus or separators) +may include the accelerator which can be used to activate the menu item +from keyboard. The accelerator string follows the item label and is separated +from it by a {\tt TAB} character ({\tt '$\backslash$t'}). Its general syntax is +any combination of {\tt "CTRL"}, {\tt "ALT"} and {\tt "SHIFT"} strings (case +doesn't matter) separated by either {\tt '-'} or {\tt '+'} characters and +followed by the accelerator itself. The accelerator may be any alphanumeric +character, any function key (from {\tt F1} to {\tt F12}) or one of the special +characters listed in the table below (again, case doesn't matter): + +\begin{twocollist}\itemsep=0pt +\twocolitem{{\tt DEL} or {\tt DELETE}}{Delete key} +\twocolitem{{\tt INS} or {\tt INSERT}}{Insert key} +\twocolitem{{\tt ENTER} or {\tt RETURN}}{Enter key} +\twocolitem{{\tt PGUP}}{PageUp key} +\twocolitem{{\tt PGDN}}{PageDown key} +\twocolitem{{\tt LEFT}}{Left cursor arrow key} +\twocolitem{{\tt RIGHT}}{Right cursor arrow key} +\twocolitem{{\tt UP}}{Up cursor arrow key} +\twocolitem{{\tt DOWN}}{Down cursor arrow key} +\twocolitem{{\tt HOME}}{Home key} +\twocolitem{{\tt END}}{End key} +\twocolitem{{\tt SPACE}}{Space} +\twocolitem{{\tt TAB}}{Tab key} +\twocolitem{{\tt ESC} or {\tt ESCAPE}}{Escape key (Windows only)} +\end{twocollist} + \wxheading{See also} -\helpref{wxMenu::AppendSeparator}{wxmenuappendseparator}, \helpref{wxMenu::SetLabel}{wxmenusetlabel}, \helpref{wxMenu::GetHelpString}{wxmenugethelpstring},\rtfsp +\helpref{wxMenu::AppendSeparator}{wxmenuappendseparator},\rtfsp +\helpref{wxMenu::AppendCheckItem}{wxmenuappendcheckitem},\rtfsp +\helpref{wxMenu::AppendRadioItem}{wxmenuappendradioitem},\rtfsp +\helpref{wxMenu::Insert}{wxmenuinsert},\rtfsp +\helpref{wxMenu::SetLabel}{wxmenusetlabel}, \helpref{wxMenu::GetHelpString}{wxmenugethelpstring},\rtfsp \helpref{wxMenu::SetHelpString}{wxmenusethelpstring}, \helpref{wxMenuItem}{wxmenuitem} \pythonnote{In place of a single overloaded method name, wxPython -implements the following methods:\par +implements the following methods: + \indented{2cm}{\begin{twocollist} -\twocolitem{\bf{Append(id, string, helpStr="", checkable=FALSE)}}{} -\twocolitem{\bf{AppendMenu(id, string, aMenu, helpStr="")}}{} -\twocolitem{\bf{AppendItem(aMenuItem)}}{} +\twocolitem{{\bf Append(id, string, helpStr="", checkable=false)}}{} +\twocolitem{{\bf AppendMenu(id, string, aMenu, helpStr="")}}{} +\twocolitem{{\bf AppendItem(aMenuItem)}}{} \end{twocollist}} } +\membersection{wxMenu::AppendCheckItem}\label{wxmenuappendcheckitem} + +\func{wxMenuItem*}{AppendCheckItem}{\param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""}} + +Adds a checkable item to the end of the menu. + +\wxheading{See also} + +\helpref{wxMenu::Append}{wxmenuappend},\rtfsp +\helpref{wxMenu::InsertCheckItem}{wxmenuinsertcheckitem} + +\membersection{wxMenu::AppendRadioItem}\label{wxmenuappendradioitem} + +\func{wxMenuItem*}{AppendRadioItem}{\param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""}} + +Adds a radio item to the end of the menu. All consequent radio items form a +group and when an item in the group is checked, all the others are +automatically unchecked. + +{\bf NB:} Currently only implemented under Windows and GTK, use +{\tt\#if wxHAS\_RADIO\_MENU\_ITEMS} to test for availability of this feature. + +\wxheading{See also} + +\helpref{wxMenu::Append}{wxmenuappend},\rtfsp +\helpref{wxMenu::InsertRadioItem}{wxmenuinsertradioitem} + \membersection{wxMenu::AppendSeparator}\label{wxmenuappendseparator} -\func{void}{AppendSeparator}{\void} +\func{wxMenuItem*}{AppendSeparator}{\void} Adds a separator to the end of the menu. \wxheading{See also} -\helpref{wxMenu::Append}{wxmenuappend} +\helpref{wxMenu::Append}{wxmenuappend},\rtfsp +\helpref{wxMenu::InsertSeparator}{wxmenuinsertseparator} \membersection{wxMenu::Break}\label{wxmenubreak} @@ -152,7 +268,7 @@ Checks or unchecks the menu item. \docparam{id}{The menu item identifier.} -\docparam{check}{If TRUE, the item will be checked, otherwise it will be unchecked.} +\docparam{check}{If true, the item will be checked, otherwise it will be unchecked.} \wxheading{See also} @@ -162,19 +278,45 @@ Checks or unchecks the menu item. \func{void}{Delete}{\param{int }{id}} -Deletes the menu item from the menu. +\func{void}{Delete}{\param{wxMenuItem *}{item}} + +Deletes the menu item from the menu. If the item is a submenu, it will +{\bf not} be deleted. Use \helpref{Destroy}{wxmenudestroy} if you want to +delete a submenu. \wxheading{Parameters} -\docparam{id}{Menu item to be deleted.} +\docparam{id}{Id of the menu item to be deleted.} -\wxheading{Remarks} +\docparam{item}{Menu item to be deleted.} + +\wxheading{See also} + +\helpref{wxMenu::FindItem}{wxmenufinditem},\rtfsp +\helpref{wxMenu::Destroy}{wxmenudestroy},\rtfsp +\helpref{wxMenu::Remove}{wxmenuremove} + +\membersection{wxMenu::Destroy}\label{wxmenudestroy} + +\func{void}{Destroy}{\param{int }{id}} + +\func{void}{Destroy}{\param{wxMenuItem *}{item}} + +Deletes the menu item from the menu. If the item is a submenu, it will +be deleted. Use \helpref{Remove}{wxmenuremove} if you want to keep the submenu +(for example, to reuse it later). + +\wxheading{Parameters} + +\docparam{id}{Id of the menu item to be deleted.} -Does not delete a sub menu, if any. +\docparam{item}{Menu item to be deleted.} \wxheading{See also} -\helpref{wxMenu::FindItemForId}{wxmenufinditemforid} +\helpref{wxMenu::FindItem}{wxmenufinditem},\rtfsp +\helpref{wxMenu::Deletes}{wxmenudelete},\rtfsp +\helpref{wxMenu::Remove}{wxmenuremove} \membersection{wxMenu::Enable}\label{wxmenuenable} @@ -186,7 +328,7 @@ Enables or disables (greys out) a menu item. \docparam{id}{The menu item identifier.} -\docparam{enable}{TRUE to enable the menu item, FALSE to disable it.} +\docparam{enable}{true to enable the menu item, false to disable it.} \wxheading{See also} @@ -198,42 +340,43 @@ Enables or disables (greys out) a menu item. Finds the menu item id for a menu item string. -\wxheading{Parameters} - -\docparam{itemString}{Menu item string to find.} - -\wxheading{Return value} +\constfunc{wxMenuItem *}{FindItem}{\param{int}{ id}, \param{wxMenu **}{menu = NULL}} -Menu item identifier, or wxNOT_FOUND if none is found. +Finds the menu item object associated with the given menu item identifier and, +optionally, the (sub)menu it belongs to. -\wxheading{Remarks} +\perlnote{In wxPerl this method takes just the {\tt id} parameter; +in scalar context it returns the associated {\tt Wx::MenuItem}, in list +context it returns a 2-element list {\tt ( item, submenu )}} -Any special menu codes are stripped out of source and target strings -before matching. +\wxheading{Parameters} -\wxheading{See also} +\docparam{itemString}{Menu item string to find.} -\helpref{wxMenu::FindItemForId}{wxmenufinditemforid} +\docparam{id}{Menu item identifier.} -\membersection{wxMenu::FindItemForId}\label{wxmenufinditemforid} +\docparam{menu}{If the pointer is not NULL, it will be filled with the item's +parent menu (if the item was found)} -\constfunc{wxMenuItem*}{FindItemForId}{\param{int}{ id}} +\wxheading{Return value} -\constfunc{wxMenuItem*}{FindItem}{\param{int}{ id}} +First form: menu item identifier, or {\tt wxNOT\_FOUND} if none is found. -Finds the menu item object associated with the given menu item identifier. +Second form: returns the menu item object, or NULL if it is not found. -\wxheading{Parameters} +\wxheading{Remarks} -\docparam{id}{Menu item identifier.} +Any special menu codes are stripped out of source and target strings +before matching. -\wxheading{Return value} +\pythonnote{The name of this method in wxPython is {\tt FindItemById} +and it does not support the second parameter.} -Returns the menu item object, or NULL if it is not found. +\membersection{wxMenu::FindItemByPosition}\label{wxmenufinditembyposition} -\wxheading{See also} +\constfunc{wxMenuItem*}{FindItemByPosition}{\param{size\_t }{position}} -\helpref{wxMenu::FindItem}{wxmenufinditem} +Returns the wxMenuItem given a position in the menu. \membersection{wxMenu::GetHelpString}\label{wxmenugethelpstring} @@ -272,6 +415,19 @@ The item label, or the empty string if the item was not found. \helpref{wxMenu::SetLabel}{wxmenusetlabel} +\membersection{wxMenu::GetMenuItemCount}\label{wxmenugetmenuitemcount} + +\constfunc{size\_t}{GetMenuItemCount}{\void} + +Returns the number of items in the menu. + +\membersection{wxMenu::GetMenuItems}\label{wxmenugetmenuitems} + +\constfunc{wxMenuItemList\&}{GetMenuItems}{\void} + +Returns the list of items in the menu. wxMenuItemList is a pseudo-template +list class containing wxMenuItem pointers. + \membersection{wxMenu::GetTitle}\label{wxmenugettitle} \constfunc{wxString}{GetTitle}{\void} @@ -280,12 +436,66 @@ Returns the title of the menu. \wxheading{Remarks} -This is relevant only to popup menus. +This is relevant only to popup menus, use +\helpref{wxMenuBar::GetLabelTop}{wxmenubargetlabeltop} for the menus in the +menubar. \wxheading{See also} \helpref{wxMenu::SetTitle}{wxmenusettitle} +\membersection{wxMenu::Insert}\label{wxmenuinsert} + +\func{wxMenuItem*}{Insert}{\param{size\_t }{pos}, \param{wxMenuItem *}{item}} + +\func{wxMenuItem*}{Insert}{\param{size\_t }{pos}, \param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""},\rtfsp +\param{wxItemKind}{ kind = wxITEM\_NORMAL}} + +Inserts the given {\it item} before the position {\it pos}. Inserting the item +at position \helpref{GetMenuItemCount}{wxmenugetmenuitemcount} is the same +as appending it. + +\wxheading{See also} + +\helpref{wxMenu::Append}{wxmenuappend},\rtfsp +\helpref{wxMenu::Prepend}{wxmenuprepend} + +\membersection{wxMenu::InsertCheckItem}\label{wxmenuinsertcheckitem} + +\func{wxMenuItem*}{InsertCheckItem}{\param{size\_t }{pos}, \param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""}} + +Inserts a checkable item at the given position. + +\wxheading{See also} + +\helpref{wxMenu::Insert}{wxmenuinsert},\rtfsp +\helpref{wxMenu::AppendCheckItem}{wxmenuappendcheckitem} + +\membersection{wxMenu::InsertRadioItem}\label{wxmenuinsertradioitem} + +\func{wxMenuItem*}{InsertRadioItem}{\param{size\_t }{pos}, \param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""}} + +Inserts a radio item at the given position. + +\wxheading{See also} + +\helpref{wxMenu::Insert}{wxmenuinsert},\rtfsp +\helpref{wxMenu::AppendRadioItem}{wxmenuappendradioitem} + +\membersection{wxMenu::InsertSeparator}\label{wxmenuinsertseparator} + +\func{wxMenuItem*}{InsertSeparator}{\param{size\_t }{pos}} + +Inserts a separator at the given position. + +\wxheading{See also} + +\helpref{wxMenu::Insert}{wxmenuinsert},\rtfsp +\helpref{wxMenu::AppendSeparator}{wxmenuappendseparator} + \membersection{wxMenu::IsChecked}\label{wxmenuischecked} \constfunc{bool}{IsChecked}{\param{int}{ id}} @@ -298,7 +508,7 @@ Determines whether a menu item is checked. \wxheading{Return value} -TRUE if the menu item is checked, FALSE otherwise. +true if the menu item is checked, false otherwise. \wxheading{See also} @@ -316,12 +526,83 @@ Determines whether a menu item is enabled. \wxheading{Return value} -TRUE if the menu item is enabled, FALSE otherwise. +true if the menu item is enabled, false otherwise. \wxheading{See also} \helpref{wxMenu::Enable}{wxmenuenable} +\membersection{wxMenu::Prepend}\label{wxmenuprepend} + +\func{wxMenuItem*}{Prepend}{\param{wxMenuItem *}{item}} + +\func{wxMenuItem*}{Prepend}{\param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""},\rtfsp +\param{wxItemKind}{ kind = wxITEM\_NORMAL}} + +Inserts the given {\it item} at position $0$, i.e. before all the other +existing items. + +\wxheading{See also} + +\helpref{wxMenu::Append}{wxmenuappend},\rtfsp +\helpref{wxMenu::Insert}{wxmenuinsert} + +\membersection{wxMenu::PrependCheckItem}\label{wxmenuprependcheckitem} + +\func{wxMenuItem*}{PrependCheckItem}{\param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""}} + +Inserts a checkable item at position $0$. + +\wxheading{See also} + +\helpref{wxMenu::Prepend}{wxmenuprepend},\rtfsp +\helpref{wxMenu::AppendCheckItem}{wxmenuappendcheckitem} + +\membersection{wxMenu::PrependRadioItem}\label{wxmenuprependradioitem} + +\func{wxMenuItem*}{PrependRadioItem}{\param{int}{ id},\rtfsp +\param{const wxString\& }{ item}, \param{const wxString\& }{helpString = ""}} + +Inserts a radio item at position $0$. + +\wxheading{See also} + +\helpref{wxMenu::Prepend}{wxmenuprepend},\rtfsp +\helpref{wxMenu::AppendRadioItem}{wxmenuappendradioitem} + +\membersection{wxMenu::PrependSeparator}\label{wxmenuprependseparator} + +\func{wxMenuItem*}{PrependSeparator}{\void} + +Inserts a separator at position $0$. + +\wxheading{See also} + +\helpref{wxMenu::Prepend}{wxmenuprepend},\rtfsp +\helpref{wxMenu::AppendSeparator}{wxmenuappendseparator} + +\membersection{wxMenu::Remove}\label{wxmenuremove} + +\func{wxMenuItem *}{Remove}{\param{int }{id}} + +\func{wxMenuItem *}{Remove}{\param{wxMenuItem *}{item}} + +Removes the menu item from the menu but doesn't delete the associated C++ +object. This allows to reuse the same item later by adding it back to the menu +(especially useful with submenus). + +\wxheading{Parameters} + +\docparam{id}{The identifier of the menu item to remove.} + +\docparam{item}{The menu item to remove.} + +\wxheading{Return value} + +The item which was detached from the menu. + \membersection{wxMenu::SetHelpString}\label{wxmenusethelpstring} \func{void}{SetHelpString}{\param{int}{ id}, \param{const wxString\& }{helpString}} @@ -366,11 +647,13 @@ Sets the title of the menu. \wxheading{Remarks} -This is relevant only to popup menus. +This is relevant only to popup menus, use +\helpref{wxMenuBar::SetLabelTop}{wxmenubarsetlabeltop} for the menus in the +menubar. \wxheading{See also} -\helpref{wxMenu::SetTitle}{wxmenusettitle} +\helpref{wxMenu::GetTitle}{wxmenugettitle} \membersection{wxMenu::UpdateUI}\label{wxmenuupdateui} @@ -390,6 +673,7 @@ A menu bar is a series of menus accessible from the top of a frame. \wxheading{Derived from} +\helpref{wxWindow}{wxwindow}\\ \helpref{wxEvtHandler}{wxevthandler}\\ \helpref{wxObject}{wxobject} @@ -404,11 +688,10 @@ that contains the menu bar. If you have a toolbar which uses the same identifier as your EVT\_MENU entries, events from the toolbar will also be processed by your EVT\_MENU event handlers. -Note that menu commands (and UI update events for menus) are first sent to -the focus window within the frame. If no window within the frame has the focus, -then the events are sent directly to the frame. This allows command and UI update -handling to be processed by specific windows and controls, and not necessarily -by the application frame. +{\bf Tip:} under Windows, if you discover that menu shortcuts (for example, Alt-F to show the file menu) +are not working, check any EVT\_CHAR events you are handling in child windows. +If you are not calling {\tt event.Skip()} for events that you don't process in these event handlers, +menu shortcuts may cease to work. \wxheading{See also} @@ -416,13 +699,13 @@ by the application frame. \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxMenuBar::wxMenuBar}\label{wxmenubarconstr} +\membersection{wxMenuBar::wxMenuBar}\label{wxmenubarctor} -\func{void}{wxMenuBar}{\void} +\func{}{wxMenuBar}{\param{long }{style = 0}} Default constructor. -\func{void}{wxMenuBar}{\param{int}{ n}, \param{wxMenu*}{ menus[]}, \param{const wxString }{titles[]}} +\func{}{wxMenuBar}{\param{size\_t}{ n}, \param{wxMenu*}{ menus[]}, \param{const wxString }{titles[]}, \param{long }{style = 0}} Construct a menu bar from arrays of menus and titles. @@ -435,10 +718,15 @@ menu bar.} \docparam{titles}{An array of title strings. Deallocate this array after creating the menu bar.} +\docparam{style}{If {\tt wxMB\_DOCKABLE} the menu bar can be detached (wxGTK only).} + \pythonnote{Only the default constructor is supported in wxPython. -Use wxMenuBar.Append instead.} +Use \helpref{wxMenuBar::Append}{wxmenubarappend} instead.} + +\perlnote{wxPerl only supports the first constructor: +use \helpref{wxMenuBar::Append}{wxmenubarappend} instead.} -\membersection{wxMenuBar::\destruct{wxMenuBar}} +\membersection{wxMenuBar::\destruct{wxMenuBar}}\label{wxmenubardtor} \func{void}{\destruct{wxMenuBar}}{\void} @@ -446,7 +734,7 @@ Destructor, destroying the menu bar and removing it from the parent frame (if an \membersection{wxMenuBar::Append}\label{wxmenubarappend} -\func{void}{Append}{\param{wxMenu *}{menu}, \param{const wxString\& }{title}} +\func{bool}{Append}{\param{wxMenu *}{menu}, \param{const wxString\& }{title}} Adds the item to the end of the menu bar. @@ -456,6 +744,14 @@ Adds the item to the end of the menu bar. \docparam{title}{The title of the menu.} +\wxheading{Return value} + +true on success, false if an error occurred. + +\wxheading{See also} + +\helpref{wxMenuBar::Insert}{wxmenubarinsert} + \membersection{wxMenuBar::Check}\label{wxmenubarcheck} \func{void}{Check}{\param{int}{ id}, \param{const bool}{ check}} @@ -466,7 +762,7 @@ Checks or unchecks a menu item. \docparam{id}{The menu item identifier.} -\docparam{check}{If TRUE, checks the menu item, otherwise the item is unchecked.} +\docparam{check}{If true, checks the menu item, otherwise the item is unchecked.} \wxheading{Remarks} @@ -483,7 +779,7 @@ Enables or disables (greys out) a menu item. \docparam{id}{The menu item identifier.} -\docparam{enable}{TRUE to enable the item, FALSE to disable it.} +\docparam{enable}{true to enable the item, false to disable it.} \wxheading{Remarks} @@ -500,13 +796,22 @@ Enables or disables a whole menu. \docparam{pos}{The position of the menu, starting from zero.} -\docparam{enable}{TRUE to enable the menu, FALSE to disable it.} +\docparam{enable}{true to enable the menu, false to disable it.} \wxheading{Remarks} Only use this when the menu bar has been associated with a frame. +\membersection{wxMenuBar::FindMenu}\label{wxmenubarfindmenu} + +\constfunc{int}{FindMenu}{\param{const wxString\& }{title}} + +Returns the index of the menu with the given {\it title} or {\tt wxNOT\_FOUND} if no +such menu exists in this menubar. The {\it title} parameter may specify either +the menu title (with accelerator characters, i.e. {\tt "\&File"}) or just the +menu label ({\tt "File"}) indifferently. + \membersection{wxMenuBar::FindMenuItem}\label{wxmenubarfindmenuitem} \constfunc{int}{FindMenuItem}{\param{const wxString\& }{menuString}, \param{const wxString\& }{itemString}} @@ -521,7 +826,7 @@ Finds the menu item id for a menu name/menu item string pair. \wxheading{Return value} -The menu item identifier, or wxNOT_FOUND if none was found. +The menu item identifier, or {\tt wxNOT\_FOUND} if none was found. \wxheading{Remarks} @@ -548,7 +853,7 @@ The found menu item object, or NULL if one was not found. \constfunc{wxString}{GetHelpString}{\param{int}{ id}} -Gets the help string associated with the menu item identifer. +Gets the help string associated with the menu item identifier. \wxheading{Parameters} @@ -585,7 +890,9 @@ Use only after the menubar has been associated with a frame. \constfunc{wxString}{GetLabelTop}{\param{int}{ pos}} -Returns the label of a top-level menu. +Returns the label of a top-level menu. Note that the returned string does not +include the accelerator characters which could have been specified in the menu +title string during its construction. \wxheading{Parameters} @@ -615,6 +922,31 @@ Returns the menu at {\it menuIndex} (zero-based). Returns the number of menus in this menubar. +\membersection{wxMenuBar::Insert}\label{wxmenubarinsert} + +\func{bool}{Insert}{\param{size\_t }{pos}, \param{wxMenu *}{menu}, \param{const wxString\& }{title}} + +Inserts the menu at the given position into the menu bar. Inserting menu at +position $0$ will insert it in the very beginning of it, inserting at position +\helpref{GetMenuCount()}{wxmenubargetmenucount} is the same as calling +\helpref{Append()}{wxmenubarappend}. + +\wxheading{Parameters} + +\docparam{pos}{The position of the new menu in the menu bar} + +\docparam{menu}{The menu to add. wxMenuBar owns the menu and will free it.} + +\docparam{title}{The title of the menu.} + +\wxheading{Return value} + +true on success, false if an error occurred. + +\wxheading{See also} + +\helpref{wxMenuBar::Append}{wxmenubarappend} + \membersection{wxMenuBar::IsChecked}\label{wxmenubarischecked} \constfunc{bool}{IsChecked}{\param{int}{ id}} @@ -627,7 +959,7 @@ Determines whether an item is checked. \wxheading{Return value} -TRUE if the item was found and is checked, FALSE otherwise. +true if the item was found and is checked, false otherwise. \membersection{wxMenuBar::IsEnabled}\label{wxmenubarisenabled} @@ -641,7 +973,7 @@ Determines whether an item is enabled. \wxheading{Return value} -TRUE if the item was found and is enabled, FALSE otherwise. +true if the item was found and is enabled, false otherwise. \membersection{wxMenuBar::Refresh}\label{wxmenubarrefresh} @@ -649,6 +981,43 @@ TRUE if the item was found and is enabled, FALSE otherwise. Redraw the menu bar +\membersection{wxMenuBar::Remove}\label{wxmenubarremove} + +\func{wxMenu *}{Remove}{\param{size\_t }{pos}} + +Removes the menu from the menu bar and returns the menu object - the caller is +responsible for deleting it. This function may be used together with +\helpref{wxMenuBar::Insert}{wxmenubarinsert} to change the menubar +dynamically. + +\wxheading{See also} + +\helpref{wxMenuBar::Replace}{wxmenubarreplace} + +\membersection{wxMenuBar::Replace}\label{wxmenubarreplace} + +\func{wxMenu *}{Replace}{\param{size\_t }{pos}, \param{wxMenu *}{menu}, \param{const wxString\& }{title}} + +Replaces the menu at the given position with another one. + +\wxheading{Parameters} + +\docparam{pos}{The position of the new menu in the menu bar} + +\docparam{menu}{The menu to add.} + +\docparam{title}{The title of the menu.} + +\wxheading{Return value} + +The menu which was previously at position {\it pos}. The caller is +responsible for deleting it. + +\wxheading{See also} + +\helpref{wxMenuBar::Insert}{wxmenubarinsert},\rtfsp +\helpref{wxMenuBar::Remove}{wxmenubarremove} + \membersection{wxMenuBar::SetHelpString}\label{wxmenubarsethelpstring} \func{void}{SetHelpString}{\param{int}{ id}, \param{const wxString\& }{helpString}}