avoid populating the array with NULL controls during creation (SetWindowVariant calli...

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

diff --git a/interface/wx/menuitem.h b/interface/wx/menuitem.h
index 93f66572eecb9c1ec379c7fa5c901fcfa1514910..fd170e5d5c5b0d75ed445aee357d96944f7e2125 100644 (file)
--- a/interface/wx/menuitem.h
+++ b/interface/wx/menuitem.h
@@ -3,7 +3,7 @@
 // Purpose:     interface of wxMenu, wxMenuItem
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
 // Purpose:     interface of wxMenu, wxMenuItem
 // Author:      wxWidgets team
 // RCS-ID:      $Id$

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

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


@@ -15,7 +15,30 @@
     usually construct an object of this class for you.
 
     Also please note that the methods related to fonts and bitmaps are currently
     usually construct an object of this class for you.
 
     Also please note that the methods related to fonts and bitmaps are currently

-    only implemented for Windows and GTK+.
+    only implemented for Windows, Mac and GTK+.
+
+    @beginEventEmissionTable{wxCommandEvent,wxMenuEvent}
+    @event{EVT_MENU(id, func)}
+        Process a @c wxEVT_COMMAND_MENU_SELECTED command, which is generated by a menu item.
+        This type of event is sent as wxCommandEvent.
+    @event{EVT_MENU_RANGE(id1, id2, func)}
+        Process a @c wxEVT_COMMAND_MENU_RANGE command, which is generated by a range of menu items.
+        This type of event is sent as wxCommandEvent.
+    @event{EVT_MENU_OPEN(func)}
+        A menu is about to be opened. On Windows, this is only sent once for each
+        navigation of the menubar (up until all menus have closed).
+        This type of event is sent as wxMenuEvent.
+    @event{EVT_MENU_CLOSE(func)}
+        A menu has been just closed.
+        This type of event is sent as wxMenuEvent.
+    @event{EVT_MENU_HIGHLIGHT(id, func)}
+        The menu item with the specified id has been highlighted: used to show
+        help prompts in the status bar by wxFrame
+        This type of event is sent as wxMenuEvent.
+    @event{EVT_MENU_HIGHLIGHT_ALL(func)}
+        A menu item has been highlighted, i.e. the currently selected menu item has changed.
+        This type of event is sent as wxMenuEvent.
+    @endEventTable

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


@@ -32,8 +55,10 @@ public:
         For the standard menu items (such as commands to open a file, exit the
         program and so on, see @ref page_stockitems for the full list) it is enough
         to specify just the stock ID and leave @a text and @a helpString empty.
         For the standard menu items (such as commands to open a file, exit the
         program and so on, see @ref page_stockitems for the full list) it is enough
         to specify just the stock ID and leave @a text and @a helpString empty.

+        Some platforms (currently wxGTK only, and see the remark in SetBitmap()
+        documentation) will also show standard bitmaps for stock menu items.

 
 

-        In fact, leaving at least @a text empty for the stock menu items is strongly
+        Leaving at least @a text empty for the stock menu items is actually strongly

         recommended as they will have appearance and keyboard interface (including
         standard accelerators) familiar to the user.
 
         recommended as they will have appearance and keyboard interface (including
         standard accelerators) familiar to the user.
 


@@ -50,7 +75,7 @@ public:
         helpMenu->Append(wxID_ABOUT);
 
         // use the stock label and the stock accelerator but not the stock help string:
         helpMenu->Append(wxID_ABOUT);
 
         // use the stock label and the stock accelerator but not the stock help string:

-        helpMenu->Append(wxID_ABOUT, wxEmptyString, wxT("My custom help string"));
+        helpMenu->Append(wxID_ABOUT, "", "My custom help string");

 
         // use all stock properties except for the bitmap:
         wxMenuItem *mymenu = new wxMenuItem(helpMenu, wxID_ABOUT);
 
         // use all stock properties except for the bitmap:
         wxMenuItem *mymenu = new wxMenuItem(helpMenu, wxID_ABOUT);


@@ -68,20 +93,19 @@ public:
             case the given kind is ignored and taken to be @c wxITEM_SEPARATOR
             instead.
         @param text
             case the given kind is ignored and taken to be @c wxITEM_SEPARATOR
             instead.
         @param text

-            Text for the menu item, as shown on the menu. An accelerator key can
-            be specified using the ampersand " character. In order to embed an
-            ampersand character in the menu item text, the ampersand must be doubled.
+            Text for the menu item, as shown on the menu.
+            See SetItemLabel() for more info.

         @param helpString
             Optional help string that will be shown on the status bar.
         @param kind
             May be @c wxITEM_SEPARATOR, @c wxITEM_NORMAL, @c wxITEM_CHECK or
         @param helpString
             Optional help string that will be shown on the status bar.
         @param kind
             May be @c wxITEM_SEPARATOR, @c wxITEM_NORMAL, @c wxITEM_CHECK or

-            @c wxITEM_RADIO
+            @c wxITEM_RADIO.

         @param subMenu
             If non-@NULL, indicates that the menu item is a submenu.
     */
     wxMenuItem(wxMenu* parentMenu = NULL, int id = wxID_SEPARATOR,
         @param subMenu
             If non-@NULL, indicates that the menu item is a submenu.
     */
     wxMenuItem(wxMenu* parentMenu = NULL, int id = wxID_SEPARATOR,

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

                wxItemKind kind = wxITEM_NORMAL,
                wxMenu* subMenu = NULL);
 
                wxItemKind kind = wxITEM_NORMAL,
                wxMenu* subMenu = NULL);
 


@@ -102,17 +126,50 @@ public:
     virtual void Enable(bool enable = true);
 
     /**
     virtual void Enable(bool enable = true);
 
     /**

-        Returns the background colour associated with the menu item (Windows only).
+        @deprecated This function is deprecated; please use GetLabelText() instead.
+
+        @see GetLabelText()
+    */
+    static wxString GetLabelFromText(const wxString& text);
+
+    /**
+        Strips all accelerator characters and mnemonics from the given @a text.
+        For example:
+
+        @code
+          wxMenuItem::GetLabelfromText("&Hello\tCtrl-h");
+        @endcode
+
+        will return just @c "Hello".
+
+        @see GetItemLabelText(), GetItemLabel()
+    */
+    static wxString GetLabelText(const wxString& text);
+    
+    
+    /**
+        @name Getters
+    */
+    //@{
+    
+    /**
+        Returns the background colour associated with the menu item.
+        
+        @onlyfor{wxmsw}

     */
     wxColour GetBackgroundColour() const;
 
     /**
     */
     wxColour GetBackgroundColour() const;
 
     /**

-        Returns the checked or unchecked bitmap (Windows only).
+        Returns the checked or unchecked bitmap.
+        
+        @onlyfor{wxmsw}

     */
     virtual const wxBitmap& GetBitmap() const;
 
     /**
     */
     virtual const wxBitmap& GetBitmap() const;
 
     /**

-        Returns the font associated with the menu item (Windows only).
+        Returns the font associated with the menu item.
+        
+        @onlyfor{wxmsw}

     */
     wxFont GetFont() const;
 
     */
     wxFont GetFont() const;
 


@@ -154,33 +211,14 @@ public:
 
         @deprecated This function is deprecated in favour of GetItemLabelText().
 
 
         @deprecated This function is deprecated in favour of GetItemLabelText().
 

-        @see GetText(), GetLabelFromText()
+        @see GetItemLabelText()

     */
     wxString GetLabel() const;
 
     /**
     */
     wxString GetLabel() const;
 
     /**

-        @deprecated This function is deprecated; please use GetLabelText() instead.
-
-        @see GetText(), GetLabel()
-    */
-    static wxString GetLabelFromText(const wxString& text);
-
-    /**
-        Strips all accelerator characters and mnemonics from the given @a text.
-        For example:
-
-        @code
-          wxMenuItem::GetLabelfromText("&Hello\tCtrl-h");
-        @endcode
-
-        will return just @c "Hello".
-
-        @see GetItemLabelText(), GetItemLabel()
-    */
-    static wxString GetLabelText(const wxString& text);
-
-    /**
-        Gets the width of the menu item checkmark bitmap (Windows only).
+        Gets the width of the menu item checkmark bitmap.
+        
+        @onlyfor{wxmsw}

     */
     int GetMarginWidth() const;
 
     */
     int GetMarginWidth() const;
 


@@ -193,9 +231,9 @@ public:
     /**
         Returns the text associated with the menu item.
 
     /**
         Returns the text associated with the menu item.
 

-        @deprecated This function is deprecated. Please use
-
-        GetItemLabel() or GetItemLabelText() instead.
+        @deprecated This function is deprecated. Please use GetItemLabel() or GetItemLabelText() instead.
+        
+        @see GetItemLabel(), GetItemLabelText()

     */
     wxString GetName() const;
 
     */
     wxString GetName() const;
 


@@ -210,14 +248,25 @@ public:
 
         @deprecated This function is deprecated in favour of GetItemLabel().
 
 
         @deprecated This function is deprecated in favour of GetItemLabel().
 

-        @see GetLabel(), GetLabelFromText()
+        @see GetLabelFromText()

     */
     const wxString& GetText() const;
 
     /**
     */
     const wxString& GetText() const;
 
     /**

-        Returns the text colour associated with the menu item (Windows only).
+        Returns the text colour associated with the menu item.
+        
+        @onlyfor{wxmsw}

     */
     wxColour GetTextColour() const;
     */
     wxColour GetTextColour() const;

+    
+    //@}
+    
+    
+    
+    /**
+        @name Checkers
+    */
+    //@{

 
     /**
         Returns @true if the item is checkable.
 
     /**
         Returns @true if the item is checkable.


@@ -243,27 +292,52 @@ public:
         Returns @true if the item is a submenu.
     */
     bool IsSubMenu() const;
         Returns @true if the item is a submenu.
     */
     bool IsSubMenu() const;

+    
+    //@}
+    
+    
+    
+    /**
+        @name Setters
+    */
+    //@{

 
     /**
 
     /**

-        Sets the background colour associated with the menu item (Windows only).
+        Sets the background colour associated with the menu item.
+        
+        @onlyfor{wxmsw}

     */
     void SetBackgroundColour(const wxColour& colour) const;
 
     /**
     */
     void SetBackgroundColour(const wxColour& colour) const;
 
     /**

-        Sets the bitmap for the menu item (Windows and GTK+ only).
-        It is equivalent to wxMenuItem::SetBitmaps(bmp, wxNullBitmap).
+        Sets the bitmap for the menu item.
+
+        It is equivalent to wxMenuItem::SetBitmaps(bmp, wxNullBitmap) if 
+        @a checked is @true (default value) or SetBitmaps(wxNullBitmap, bmp)
+        otherwise.
+
+        Notice that GTK+ uses a global setting called @c gtk-menu-images to
+        determine if the images should be shown in the menus at all. If it is
+        off (which is the case in e.g. Gnome 2.28 by default), no images will
+        be shown, consistently with the native behaviour.
+
+        @onlyfor{wxmsw,wxosx,wxgtk}

     */
     */

-    virtual void SetBitmap(const wxBitmap& bmp);
+    virtual void SetBitmap(const wxBitmap& bmp, bool checked = true);

 
     /**
 
     /**

-        Sets the checked/unchecked bitmaps for the menu item (Windows only).
+        Sets the checked/unchecked bitmaps for the menu item.

         The first bitmap is also used as the single bitmap for uncheckable menu items.
         The first bitmap is also used as the single bitmap for uncheckable menu items.

+
+        @onlyfor{wxmsw}

     */
     void SetBitmaps(const wxBitmap& checked,
                     const wxBitmap& unchecked = wxNullBitmap);
 
     /**
     */
     void SetBitmaps(const wxBitmap& checked,
                     const wxBitmap& unchecked = wxNullBitmap);
 
     /**

-        Sets the font associated with the menu item (Windows only).
+        Sets the font associated with the menu item.
+        
+        @onlyfor{wxmsw}

     */
     void SetFont(const wxFont& font);
 
     */
     void SetFont(const wxFont& font);
 


@@ -274,11 +348,58 @@ public:
 
     /**
         Sets the label associated with the menu item.
 
     /**
         Sets the label associated with the menu item.

+        
+        Note that if the ID of this menu item corrisponds to a stock ID, then it is 
+        not necessary to specify a label: wxWidgets will automatically use the stock
+        item label associated with that ID. See the @ref wxMenuItem::wxMenuItem "constructor"
+        for more info.
+        
+        The label string for the normal menu items (not separators) may include the 
+        accelerator which can be used to activate the menu item from keyboard.
+        An accelerator key can be specified using the ampersand <tt>&</tt> character. 
+        In order to embed an ampersand character in the menu item text, the ampersand 
+        must be doubled.
+        
+        Optionally you can specify also an accelerator string appending a tab character 
+        <tt>\\t</tt> followed by a valid key combination (e.g. <tt>CTRL+V</tt>).
+        Its general syntax is any combination of @c "CTRL", @c "ALT" and @c "SHIFT" strings
+        (case doesn't matter) separated by either @c '-' or @c '+' 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):
+        - @c DEL or @c DELETE: Delete key
+        - @c INS or @c INSERT: Insert key
+        - @c ENTER or @c RETURN: Enter key
+        - @c PGUP: PageUp key
+        - @c PGDN: PageDown key
+        - @c LEFT: Left cursor arrow key
+        - @c RIGHT: Right cursor arrow key
+        - @c UP: Up cursor arrow key
+        - @c DOWN: Down cursor arrow key
+        - @c HOME: Home key
+        - @c END: End key
+        - @c SPACE: Space
+        - @c TAB: Tab key
+        - @c ESC or @c ESCAPE: Escape key (Windows only)
+
+        Examples:
+
+        @code
+        m_pMyMenuItem->SetItemLabel("My &item\tCTRL+I");
+        m_pMyMenuItem2->SetItemLabel("Clean && build\tF7");
+        m_pMyMenuItem3->SetItemLabel("Simple item");
+        m_pMyMenuItem4->SetItemLabel("Item with &accelerator");
+        @endcode
+        
+        @see GetItemLabel(), GetItemLabelText()

     */
     virtual void SetItemLabel(const wxString& label);
 
     /**
     */
     virtual void SetItemLabel(const wxString& label);
 
     /**

-        Sets the width of the menu item checkmark bitmap (Windows only).
+        Sets the width of the menu item checkmark bitmap.
+        
+        @onlyfor{wxmsw}

     */
     void SetMarginWidth(int width) const;
 
     */
     void SetMarginWidth(int width) const;
 


@@ -296,12 +417,18 @@ public:
         Sets the text associated with the menu item.
 
         @deprecated This function is deprecated in favour of SetItemLabel().
         Sets the text associated with the menu item.
 
         @deprecated This function is deprecated in favour of SetItemLabel().

+        
+        @see SetItemLabel().

     */
     virtual void SetText(const wxString& text);
 
     /**
     */
     virtual void SetText(const wxString& text);
 
     /**

-        Sets the text colour associated with the menu item (Windows only).
+        Sets the text colour associated with the menu item.
+        
+        @onlyfor{wxmsw}

     */
     void SetTextColour(const wxColour& colour);
     */
     void SetTextColour(const wxColour& colour);

+    
+    //@}

 };
 
 };