support for iPhone callbacks

[wxWidgets.git] / interface / wx / menu.h

diff --git a/interface/wx/menu.h b/interface/wx/menu.h
index 3e17236f6809e4270644f838ef0ae8200dda9cd6..a6b5cbe0d907c999ea46a0f641eca7e472e54558 100644 (file)
--- a/interface/wx/menu.h
+++ b/interface/wx/menu.h
@@ -3,7 +3,7 @@
 // Purpose:     interface of wxMenuBar
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
 // Purpose:     interface of wxMenuBar
 // Author:      wxWidgets team
 // RCS-ID:      $Id$

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /**
 /////////////////////////////////////////////////////////////////////////////
 
 /**


@@ -24,11 +24,10 @@
     If you are not calling event.Skip() for events that you don't process in
     these event handlers, menu shortcuts may cease to work.
 
     If you are not calling event.Skip() for events that you don't process in
     these event handlers, menu shortcuts may cease to work.
 

-

     @library{wxcore}
     @category{menus}
 
     @library{wxcore}
     @category{menus}
 

-    @see wxMenu, @ref overview_eventhandling
+    @see wxMenu, @ref overview_events

 */
 class wxMenuBar : public wxWindow
 {
 */
 class wxMenuBar : public wxWindow
 {


@@ -54,6 +53,10 @@ public:
             the menu bar.
         @param style
             If wxMB_DOCKABLE the menu bar can be detached (wxGTK only).
             the menu bar.
         @param style
             If wxMB_DOCKABLE the menu bar can be detached (wxGTK only).

+
+        @beginWxPerlOnly
+        Not supported by wxPerl.
+        @endWxPerlOnly

     */
     wxMenuBar(size_t n, wxMenu* menus[], const wxString titles[],
               long style = 0);
     */
     wxMenuBar(size_t n, wxMenu* menus[], const wxString titles[],
               long style = 0);


@@ -70,7 +73,7 @@ public:
         @param menu
             The menu to add. Do not deallocate this menu after calling Append().
         @param title
         @param menu
             The menu to add. Do not deallocate this menu after calling Append().
         @param title

-            The title of the menu.
+            The title of the menu, must be non-empty.

 
         @return @true on success, @false if an error occurred.
 
 
         @return @true on success, @false if an error occurred.
 


@@ -102,7 +105,17 @@ public:
         @remarks Only use this when the menu bar has been associated with a
                  frame; otherwise, use the wxMenu equivalent call.
     */
         @remarks Only use this when the menu bar has been associated with a
                  frame; otherwise, use the wxMenu equivalent call.
     */

-    void Enable(int id, const bool enable);
+    void Enable(int id, bool enable);
+
+    /**
+        Returns true if the menu with the given index is enabled.
+
+        @param pos
+            The menu position (0-based)
+
+        @since 2.9.4
+    */
+    bool IsEnabledTop(size_t pos) const;

 
     /**
         Enables or disables a whole menu.
 
     /**
         Enables or disables a whole menu.


@@ -125,8 +138,14 @@ public:
             If not @NULL, menu will get set to the associated menu.
 
         @return The found menu item object, or @NULL if one was not found.
             If not @NULL, menu will get set to the associated menu.
 
         @return The found menu item object, or @NULL if one was not found.

+
+        @beginWxPerlOnly
+        In wxPerl this method takes just the @a id parameter;
+        in scalar context it returns the associated @c Wx::MenuItem, in list
+        context it returns a 2-element list (item, submenu).
+        @endWxPerlOnly

     */
     */

-    virtual wxMenuItem* FindItem(int id, wxMenu* menu = NULL) const;
+    virtual wxMenuItem* FindItem(int id, wxMenu** menu = NULL) const;

 
     /**
         Returns the index of the menu with the given @a title or @c wxNOT_FOUND if no
 
     /**
         Returns the index of the menu with the given @a title or @c wxNOT_FOUND if no


@@ -364,6 +383,37 @@ public:
         @remarks Use only after the menubar has been associated with a frame.
     */
     virtual void SetMenuLabel(size_t pos, const wxString& label);
         @remarks Use only after the menubar has been associated with a frame.
     */
     virtual void SetMenuLabel(size_t pos, const wxString& label);

+    
+    /**        
+        Enables you to set the global menubar on Mac, that is, the menubar displayed
+        when the app is running without any frames open.
+        
+        @param menubar
+            The menubar to set.
+            
+        @remarks Only exists on Mac, other platforms do not have this method. 
+
+        @onlyfor{wxosx}
+    */
+    static void MacSetCommonMenuBar(wxMenuBar* menubar);
+    
+    /**        
+        Enables you to get the global menubar on Mac, that is, the menubar displayed
+        when the app is running without any frames open.
+        
+        @return The global menubar.
+            
+        @remarks Only exists on Mac, other platforms do not have this method. 
+
+        @onlyfor{wxosx}
+    */
+    static wxMenuBar* MacGetCommonMenuBar();
+
+    wxFrame *GetFrame() const;
+    bool IsAttached() const;
+    virtual void Attach(wxFrame *frame);
+    virtual void Detach();
+

 };
 
 
 };
 
 


@@ -377,17 +427,17 @@ public:
 
     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. A menu item
 
     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. 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.
+    with a special identifier @e wxID_SEPARATOR is a separator item and doesn't
+    have an associated command but just makes a separator line appear in the
+    menu.

 
     @note
     Please note that @e wxID_ABOUT and @e 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).
 
     @note
     Please note that @e wxID_ABOUT and @e 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 @e wxID_EXIT is disabled according to Palm OS Companion guidelines.

 
 

-    Menu items may be either normal items, check items or radio items.
+    Menu items may be either @e normal items, @e check items or @e 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.
     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.


@@ -402,15 +452,19 @@ public:
     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
     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.
+    the radio items risks to not work correctly.

 
 
     @section menu_allocation Allocation strategy
 
 
 
     @section menu_allocation 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.
+    All menus must be created on the @b heap because all menus attached to a
+    menubar or to another menu will be deleted by their parent when it is
+    deleted. The only exception to this rule are the popup menus (i.e. menus
+    used with wxWindow::PopupMenu()) as wxWidgets does not destroy them to
+    allow reusing the same menu more than once. But the exception applies only
+    to the menus themselves and not to any submenus of popup menus which are
+    still destroyed by wxWidgets as usual and so must be heap-allocated.
+

     As the frame menubar is deleted by the frame itself, it means that normally
     all menus used are deleted automatically.
 
     As the frame menubar is deleted by the frame itself, it means that normally
     all menus used are deleted automatically.
 


@@ -418,23 +472,33 @@ public:
     @section menu_eventhandling Event handling
 
     If the menu is part of a menubar, then wxMenuBar event processing is used.
     @section menu_eventhandling Event handling
 
     If the menu is part of a menubar, then wxMenuBar event processing is used.

-    With a popup menu, there is a variety of ways to handle a menu selection event
-    (wxEVT_COMMAND_MENU_SELECTED).
-    Derive a new class from wxMenu and define event table entries using the EVT_MENU macro.
-    Set a new event handler for wxMenu, using an object whose class has EVT_MENU entries.
-    Provide EVT_MENU handlers in the window which pops up the menu, or in an
-    ancestor of this window.

 
 

+    With a popup menu (see wxWindow::PopupMenu), there is a variety of ways to
+    handle a menu selection event (@c wxEVT_MENU):
+    - Provide @c EVT_MENU handlers in the window which pops up the menu, or in an
+      ancestor of that window (the simplest method);
+    - Derive a new class from wxMenu and define event table entries using the @c EVT_MENU macro;
+    - Set a new event handler for wxMenu, through wxEvtHandler::SetNextHandler,
+      specifying an object whose class has @c EVT_MENU entries;
+
+    Note that instead of static @c EVT_MENU macros you can also use dynamic
+    connection; see @ref overview_events_bind.

 
     @library{wxcore}
     @category{menus}
 
 
     @library{wxcore}
     @category{menus}
 

-    @see wxMenuBar, wxWindow::PopupMenu, @ref overview_eventhandling,
+    @see wxMenuBar, wxWindow::PopupMenu, @ref overview_events,

          @ref wxFileHistory "wxFileHistory (most recently used files menu)"
 */
 class wxMenu : public wxEvtHandler
 {
 public:
          @ref wxFileHistory "wxFileHistory (most recently used files menu)"
 */
 class wxMenu : public wxEvtHandler
 {
 public:

+
+    /**
+        Constructs a wxMenu object.
+    */
+    wxMenu();
+    

     /**
         Constructs a wxMenu object.
 
     /**
         Constructs a wxMenu object.
 


@@ -451,7 +515,7 @@ public:
         @param style
             If set to wxMENU_TEAROFF, the menu will be detachable (wxGTK only).
     */
         @param style
             If set to wxMENU_TEAROFF, the menu will be detachable (wxGTK only).
     */

-    wxMenu(const wxString& title = "", long style = 0);
+    wxMenu(const wxString& title, long style = 0);

 
     /**
         Destructor, destroying the menu.
 
     /**
         Destructor, destroying the menu.


@@ -473,45 +537,27 @@ public:
             The menu command identifier.
         @param item
             The string to appear on the menu item.
             The menu command identifier.
         @param item
             The string to appear on the menu item.

+            See wxMenuItem::SetItemLabel() for more details.

         @param helpString
             An optional help string associated with the item.
         @param helpString
             An optional help string associated with the item.

-            By default, the handler for the wxEVT_MENU_HIGHLIGHT event displays
+            By default, the handler for the @c wxEVT_MENU_HIGHLIGHT event displays

             this string in the status line.
         @param kind
             this string in the status line.
         @param kind

-            May be wxITEM_SEPARATOR, wxITEM_NORMAL, wxITEM_CHECK or wxITEM_RADIO
+            May be @c wxITEM_SEPARATOR, @c wxITEM_NORMAL, @c wxITEM_CHECK or @c wxITEM_RADIO.
+
+        Example:
+        @code
+        m_pFileMenu->Append(ID_NEW_FILE, "&New file\tCTRL+N", "Creates a new XYZ document");
+        @endcode
+        or even better for stock menu items (see wxMenuItem::wxMenuItem):
+        @code
+        m_pFileMenu->Append(wxID_NEW, "", "Creates a new XYZ document");
+        @endcode

 
         @remarks
         This command can be used after the menu has been shown, as well as on
         initial creation of a menu or menubar.
 
 
         @remarks
         This command can be used after the menu has been shown, as well as on
         initial creation of a menu or menubar.
 

-        The 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 TAB character ('\\t').
-
-        Its general syntax is any combination of "CTRL", "ALT" and "SHIFT" strings
-        (case doesn't matter) separated by either '-' or '+' characters and followed
-        by the accelerator itself.
-        The accelerator may be any alphanumeric character, any function key
-        (from F1 to F12) or one of the special characters listed in the table
-        below (again, case doesn't matter):
-
-        - DEL or DELETE: Delete key
-        - INS or INSERT: Insert key
-        - ENTER or RETURN: Enter key
-        - PGUP: PageUp key
-        - PGDN: PageDown key
-        - LEFT: Left cursor arrow key
-        - RIGHT: Right cursor arrow key
-        - UP: Up cursor arrow key
-        - DOWN: Down cursor arrow key
-        - HOME: Home key
-        - END: End key
-        - SPACE: Space
-        - TAB: Tab key
-        - ESC: or ESCAPE Escape key (Windows only)
-

         @see AppendSeparator(), AppendCheckItem(), AppendRadioItem(),
              AppendSubMenu(), Insert(), SetLabel(), GetHelpString(),
              SetHelpString(), wxMenuItem
         @see AppendSeparator(), AppendCheckItem(), AppendRadioItem(),
              AppendSubMenu(), Insert(), SetLabel(), GetHelpString(),
              SetHelpString(), wxMenuItem


@@ -533,7 +579,7 @@ public:
             Pull-right submenu.
         @param helpString
             An optional help string associated with the item.
             Pull-right submenu.
         @param helpString
             An optional help string associated with the item.

-            By default, the handler for the wxEVT_MENU_HIGHLIGHT event displays
+            By default, the handler for the @c wxEVT_MENU_HIGHLIGHT event displays

             this string in the status line.
 
         @see AppendSeparator(), AppendCheckItem(), AppendRadioItem(),
             this string in the status line.
 
         @see AppendSeparator(), AppendCheckItem(), AppendRadioItem(),


@@ -577,6 +623,8 @@ public:
         All consequent radio items form a group and when an item in the group is
         checked, all the others are automatically unchecked.
 
         All consequent radio items form a group and when an item in the group is
         checked, all the others are automatically unchecked.
 

+        @note Radio items are not supported under wxMotif.
+

         @see Append(), InsertRadioItem()
     */
     wxMenuItem* AppendRadioItem(int id, const wxString& item,
         @see Append(), InsertRadioItem()
     */
     wxMenuItem* AppendRadioItem(int id, const wxString& item,


@@ -624,7 +672,7 @@ public:
 
         @see FindItem(), Destroy(), Remove()
     */
 
         @see FindItem(), Destroy(), Remove()
     */

-    void Delete(int id);
+    bool Delete(int id);

 
     /**
         Deletes the menu item from the menu. If the item is a submenu, it will
 
     /**
         Deletes the menu item from the menu. If the item is a submenu, it will


@@ -635,7 +683,7 @@ public:
 
         @see FindItem(), Destroy(), Remove()
     */
 
         @see FindItem(), Destroy(), Remove()
     */

-    void Delete(wxMenuItem* item);
+    bool Delete(wxMenuItem* item);

 
     /**
         Deletes the menu item from the menu. If the item is a submenu, it will
 
     /**
         Deletes the menu item from the menu. If the item is a submenu, it will


@@ -645,9 +693,9 @@ public:
         @param id
             Id of the menu item to be deleted.
 
         @param id
             Id of the menu item to be deleted.
 

-        @see FindItem(), Deletes(), Remove()
+        @see FindItem(), Delete(), Remove()

     */
     */

-    void Destroy(int id);
+    bool Destroy(int id);

 
     /**
         Deletes the menu item from the menu. If the item is a submenu, it will
 
     /**
         Deletes the menu item from the menu. If the item is a submenu, it will


@@ -657,9 +705,9 @@ public:
         @param item
             Menu item to be deleted.
 
         @param item
             Menu item to be deleted.
 

-        @see FindItem(), Deletes(), Remove()
+        @see FindItem(), Delete(), Remove()

     */
     */

-    void Destroy(wxMenuItem* item);
+    bool Destroy(wxMenuItem* item);

 
     /**
         Enables or disables (greys out) a menu item.
 
     /**
         Enables or disables (greys out) a menu item.


@@ -673,6 +721,23 @@ public:
     */
     void Enable(int id, bool enable);
 
     */
     void Enable(int id, bool enable);
 

+    /**
+      Finds the menu item object associated with the given menu item identifier
+      and, optionally, the position of the item in the menu.
+
+      Unlike FindItem(), this function doesn't recurse but only looks at the
+      direct children of this menu.
+
+      @param id
+          The identifier of the menu item to find.
+      @param pos
+          If the pointer is not @NULL, it is filled with the item's position if
+          it was found or @c (size_t)wxNOT_FOUND otherwise.
+      @return
+        Menu item object or @NULL if not found.
+     */
+    wxMenuItem *FindChildItem(int id, size_t *pos = NULL) const;
+

     /**
         Finds the menu id for a menu item string.
 
     /**
         Finds the menu id for a menu item string.
 


@@ -698,7 +763,7 @@ public:
 
         @return Menu item object or NULL if none is found.
     */
 
         @return Menu item object or NULL if none is found.
     */

-    const wxMenuItem* FindItem(int id, wxMenu** menu = NULL) const;
+    wxMenuItem* FindItem(int id, wxMenu** menu = NULL) const;

 
     /**
         Returns the wxMenuItem given a position in the menu.
 
     /**
         Returns the wxMenuItem given a position in the menu.


@@ -748,20 +813,20 @@ public:
     */
     size_t GetMenuItemCount() const;
 
     */
     size_t GetMenuItemCount() const;
 

+    //@{

     /**
         Returns the list of items in the menu.
 
         wxMenuItemList is a pseudo-template list class containing wxMenuItem
         pointers, see wxList.
     */
     /**
         Returns the list of items in the menu.
 
         wxMenuItemList is a pseudo-template list class containing wxMenuItem
         pointers, see wxList.
     */

-    wxMenuItemList GetMenuItems() const;
+    wxMenuItemList& GetMenuItems();
+    const wxMenuItemList& GetMenuItems() const;
+    //@}

 
     /**
         Returns the title of the menu.
 
 
     /**
         Returns the title of the menu.
 

-        @remarks This is relevant only to popup menus, use
-                 wxMenuBar::GetMenuLabel for the menus in the menubar.
-

         @see SetTitle()
     */
     const wxString& GetTitle() const;
         @see SetTitle()
     */
     const wxString& GetTitle() const;


@@ -774,7 +839,7 @@ public:
 
         @see Append(), Prepend()
     */
 
         @see Append(), Prepend()
     */

-    wxMenuItem* Insert(size_t pos, wxMenuItem* item);
+    wxMenuItem* Insert(size_t pos, wxMenuItem* menuItem);

 
     /**
         Inserts the given @a item before the position @a pos.
 
     /**
         Inserts the given @a item before the position @a pos.


@@ -785,8 +850,8 @@ public:
         @see Append(), Prepend()
     */
     wxMenuItem* Insert(size_t pos, int id,
         @see Append(), Prepend()
     */
     wxMenuItem* Insert(size_t pos, int id,

-                       const wxString& item = "",
-                       const wxString& helpString = "",
+                       const wxString& item = wxEmptyString,
+                       const wxString& helpString = wxEmptyString,

                        wxItemKind kind = wxITEM_NORMAL);
 
     /**
                        wxItemKind kind = wxITEM_NORMAL);
 
     /**


@@ -837,7 +902,7 @@ public:
     bool IsEnabled(int id) const;
 
     /**
     bool IsEnabled(int id) const;
 
     /**

-        Inserts the given @a item at position 0, i.e. before all the other
+        Inserts the given @a item at position 0, i.e.\ before all the other

         existing items.
 
         @see Append(), Insert()
         existing items.
 
         @see Append(), Insert()


@@ -845,13 +910,13 @@ public:
     wxMenuItem* Prepend(wxMenuItem* item);
 
     /**
     wxMenuItem* Prepend(wxMenuItem* item);
 
     /**

-        Inserts the given @a item at position 0, i.e. before all the other
+        Inserts the given @a item at position 0, i.e.\ before all the other

         existing items.
 
         @see Append(), Insert()
     */
         existing items.
 
         @see Append(), Insert()
     */

-    wxMenuItem* Prepend(int id, const wxString& item = "",
-                        const wxString& helpString = "",
+    wxMenuItem* Prepend(int id, const wxString& item = wxEmptyString,
+                        const wxString& helpString = wxEmptyString,

                         wxItemKind kind = wxITEM_NORMAL);
 
     /**
                         wxItemKind kind = wxITEM_NORMAL);
 
     /**


@@ -931,8 +996,9 @@ public:
         @param title
             The title to set.
 
         @param title
             The title to set.
 

-        @remarks This is relevant only to popup menus, use
-                 wxMenuBar::SetLabelTop for the menus in the menubar.
+        @remarks Notice that you can only call this method directly for the
+            popup menus, to change the title of a menu that is part of a menu
+            bar you need to use wxMenuBar::SetLabelTop().

 
         @see GetTitle()
     */
 
         @see GetTitle()
     */


@@ -946,5 +1012,18 @@ public:
         but the application may call it at other times if required.
     */
     void UpdateUI(wxEvtHandler* source = NULL);
         but the application may call it at other times if required.
     */
     void UpdateUI(wxEvtHandler* source = NULL);

+
+    
+    void SetInvokingWindow(wxWindow *win);
+    wxWindow *GetInvokingWindow() const;
+    wxWindow *GetWindow() const;
+    long GetStyle() const;
+    void SetParent(wxMenu *parent);
+    wxMenu *GetParent() const;
+
+    virtual void Attach(wxMenuBar *menubar);
+    virtual void Detach();
+    bool IsAttached() const;
+

 };
 
 };