X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3dfac9707a98b245370bdffdf3fd30def0122a8d..366e420233bc8590ef2fc333ba627267e6b81ca1:/include/wx/menu.h

diff --git a/include/wx/menu.h b/include/wx/menu.h
index 0c8963a80e..f23b6ac400 100644
--- a/include/wx/menu.h
+++ b/include/wx/menu.h
@@ -6,34 +6,371 @@
 // Created:     26.10.99
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_MENU_H_BASE_
 #define _WX_MENU_H_BASE_
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma interface "menubase.h"
 #endif
 
+#include "wx/defs.h"
+
+#if wxUSE_MENUS
+
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------
 
-#include "wx/list.h"        // for wxMenuList
+#include "wx/list.h"        // for "template" list classes
 #include "wx/window.h"      // base class for wxMenuBar
 
+// also include this one to ensure compatibility with old code which only
+// included wx/menu.h
+#include "wx/menuitem.h"
+
 class WXDLLEXPORT wxMenu;
+class WXDLLEXPORT wxMenuBarBase;
 class WXDLLEXPORT wxMenuBar;
 class WXDLLEXPORT wxMenuItem;
 
+// pseudo template list classes
+WX_DECLARE_EXPORTED_LIST(wxMenu, wxMenuList);
+WX_DECLARE_EXPORTED_LIST(wxMenuItem, wxMenuItemList);
+
 // ----------------------------------------------------------------------------
 // wxMenu
 // ----------------------------------------------------------------------------
 
-// for now, it's in platform-specific file
+class WXDLLEXPORT wxMenuBase : public wxEvtHandler
+{
+public:
+    // create a menu
+    static wxMenu *New(const wxString& title = wxEmptyString, long style = 0);
+
+    // ctors
+    wxMenuBase(const wxString& title, long style = 0) : m_title(title)
+        { Init(style); }
+    wxMenuBase(long style = 0)
+        { Init(style); }
+
+    // dtor deletes all the menu items we own
+    virtual ~wxMenuBase();
+
+    // menu construction
+    // -----------------
+
+    // append any kind of item (normal/check/radio/separator)
+    wxMenuItem* Append(int itemid,
+                       const wxString& text,
+                       const wxString& help = wxEmptyString,
+                       wxItemKind kind = wxITEM_NORMAL)
+    {
+        return DoAppend(wxMenuItem::New((wxMenu *)this, itemid, text, help, kind));
+    }
+
+    // append a separator to the menu
+    wxMenuItem* AppendSeparator() { return Append(wxID_SEPARATOR, wxEmptyString); }
+
+    // append a check item
+    wxMenuItem* AppendCheckItem(int itemid,
+                                const wxString& text,
+                                const wxString& help = wxEmptyString)
+    {
+        return Append(itemid, text, help, wxITEM_CHECK);
+    }
+
+    // append a radio item
+    wxMenuItem* AppendRadioItem(int itemid,
+                                const wxString& text,
+                                const wxString& help = wxEmptyString)
+    {
+        return Append(itemid, text, help, wxITEM_RADIO);
+    }
+
+    // append a submenu
+    wxMenuItem* Append(int itemid,
+                       const wxString& text,
+                       wxMenu *submenu,
+                       const wxString& help = wxEmptyString)
+    {
+        return DoAppend(wxMenuItem::New((wxMenu *)this, itemid, text, help,
+                                        wxITEM_NORMAL, submenu));
+    }
+
+    // the most generic form of Append() - append anything
+    wxMenuItem* Append(wxMenuItem *item) { return DoAppend(item); }
+
+    // insert a break in the menu (only works when appending the items, not
+    // inserting them)
+    virtual void Break() { }
+
+    // insert an item before given position
+    wxMenuItem* Insert(size_t pos, wxMenuItem *item);
+
+    // insert an item before given position
+    wxMenuItem* Insert(size_t pos,
+                       int itemid,
+                       const wxString& text,
+                       const wxString& help = wxEmptyString,
+                       wxItemKind kind = wxITEM_NORMAL)
+    {
+        return Insert(pos, wxMenuItem::New((wxMenu *)this, itemid, text, help, kind));
+    }
+
+    // insert a separator
+    wxMenuItem* InsertSeparator(size_t pos)
+    {
+        return Insert(pos, wxMenuItem::New((wxMenu *)this, wxID_SEPARATOR));
+    }
+
+    // insert a check item
+    wxMenuItem* InsertCheckItem(size_t pos,
+                                int itemid,
+                                const wxString& text,
+                                const wxString& help = wxEmptyString)
+    {
+        return Insert(pos, itemid, text, help, wxITEM_CHECK);
+    }
+
+    // insert a radio item
+     wxMenuItem* InsertRadioItem(size_t pos,
+                                 int itemid,
+                                 const wxString& text,
+                                 const wxString& help = wxEmptyString)
+    {
+        return Insert(pos, itemid, text, help, wxITEM_RADIO);
+    }
+
+    // insert a submenu
+    wxMenuItem* Insert(size_t pos,
+                       int itemid,
+                       const wxString& text,
+                       wxMenu *submenu,
+                       const wxString& help = wxEmptyString)
+    {
+        return Insert(pos, wxMenuItem::New((wxMenu *)this, itemid, text, help,
+                                           wxITEM_NORMAL, submenu));
+    }
+
+    // prepend an item to the menu
+    wxMenuItem* Prepend(wxMenuItem *item)
+    {
+        return Insert(0u, item);
+    }
+
+    // prepend any item to the menu
+    wxMenuItem* Prepend(int itemid,
+                        const wxString& text,
+                        const wxString& help = wxEmptyString,
+                        wxItemKind kind = wxITEM_NORMAL)
+    {
+        return Insert(0u, itemid, text, help, kind);
+    }
+
+    // prepend a separator
+    wxMenuItem* PrependSeparator()
+    {
+        return InsertSeparator(0u);
+    }
+
+    // prepend a check item
+    wxMenuItem* PrependCheckItem(int itemid,
+                                 const wxString& text,
+                                 const wxString& help = wxEmptyString)
+    {
+        return InsertCheckItem(0u, itemid, text, help);
+    }
+
+    // prepend a radio item
+    wxMenuItem* PrependRadioItem(int itemid,
+                                 const wxString& text,
+                                 const wxString& help = wxEmptyString)
+    {
+        return InsertRadioItem(0u, itemid, text, help);
+    }
+
+    // prepend a submenu
+    wxMenuItem* Prepend(int itemid,
+                        const wxString& text,
+                        wxMenu *submenu,
+                        const wxString& help = wxEmptyString)
+    {
+        return Insert(0u, itemid, text, submenu, help);
+    }
+
+    // detach an item from the menu, but don't delete it so that it can be
+    // added back later (but if it's not, the caller is responsible for
+    // deleting it!)
+    wxMenuItem *Remove(int itemid) { return Remove(FindChildItem(itemid)); }
+    wxMenuItem *Remove(wxMenuItem *item);
+
+    // delete an item from the menu (submenus are not destroyed by this
+    // function, see Destroy)
+    bool Delete(int itemid) { return Delete(FindChildItem(itemid)); }
+    bool Delete(wxMenuItem *item);
+
+    // delete the item from menu and destroy it (if it's a submenu)
+    bool Destroy(int itemid) { return Destroy(FindChildItem(itemid)); }
+    bool Destroy(wxMenuItem *item);
+
+    // menu items access
+    // -----------------
+
+    // get the items
+    size_t GetMenuItemCount() const { return m_items.GetCount(); }
+
+    const wxMenuItemList& GetMenuItems() const { return m_items; }
+    wxMenuItemList& GetMenuItems() { return m_items; }
+
+    // search
+    virtual int FindItem(const wxString& item) const;
+    wxMenuItem* FindItem(int itemid, wxMenu **menu = NULL) const;
+
+    // find by position
+    wxMenuItem* FindItemByPosition(size_t position) const;
+
+    // get/set items attributes
+    void Enable(int itemid, bool enable);
+    bool IsEnabled(int itemid) const;
+
+    void Check(int itemid, bool check);
+    bool IsChecked(int itemid) const;
+
+    void SetLabel(int itemid, const wxString& label);
+    wxString GetLabel(int itemid) const;
+
+    virtual void SetHelpString(int itemid, const wxString& helpString);
+    virtual wxString GetHelpString(int itemid) const;
+
+    // misc accessors
+    // --------------
+
+    // the title
+    virtual void SetTitle(const wxString& title) { m_title = title; }
+    const wxString GetTitle() const { return m_title; }
+
+    // event handler
+    void SetEventHandler(wxEvtHandler *handler) { m_eventHandler = handler; }
+    wxEvtHandler *GetEventHandler() const { return m_eventHandler; }
+
+    // invoking window
+    void SetInvokingWindow(wxWindow *win) { m_invokingWindow = win; }
+    wxWindow *GetInvokingWindow() const { return m_invokingWindow; }
+
+    // style
+    long GetStyle() const { return m_style; }
+
+    // implementation helpers
+    // ----------------------
+
+    // Updates the UI for a menu and all submenus recursively. source is the
+    // object that has the update event handlers defined for it. If NULL, the
+    // menu or associated window will be used.
+    void UpdateUI(wxEvtHandler* source = (wxEvtHandler*)NULL);
+
+    // get the menu bar this menu is attached to (may be NULL, always NULL for
+    // popup menus).  Traverse up the menu hierarchy to find it.
+    wxMenuBar *GetMenuBar() const;
+
+    // called when the menu is attached/detached to/from a menu bar
+    virtual void Attach(wxMenuBarBase *menubar);
+    virtual void Detach();
+
+    // is the menu attached to a menu bar (or is it a popup one)?
+    bool IsAttached() const { return GetMenuBar() != NULL; }
+
+    // set/get the parent of this menu
+    void SetParent(wxMenu *parent) { m_menuParent = parent; }
+    wxMenu *GetParent() const { return m_menuParent; }
+
+    // implementation only from now on
+    // -------------------------------
+
+    // unlike FindItem(), this function doesn't recurse but only looks through
+    // our direct children and also may return the index of the found child if
+    // pos != NULL
+    wxMenuItem *FindChildItem(int itemid, size_t *pos = NULL) const;
+
+    // called to generate a wxCommandEvent, return TRUE if it was processed,
+    // FALSE otherwise
+    //
+    // the checked parameter may have boolean value or -1 for uncheckable items
+    bool SendEvent(int itemid, int checked = -1);
+
+    // compatibility: these functions are deprecated, use the new ones instead
+    // -----------------------------------------------------------------------
+
+    // use the versions taking wxItem_XXX now instead, they're more readable
+    // and allow adding the radio items as well
+    void Append(int itemid,
+                const wxString& text,
+                const wxString& help,
+                bool isCheckable)
+    {
+        Append(itemid, text, help, isCheckable ? wxITEM_CHECK : wxITEM_NORMAL);
+    }
+
+    void Insert(size_t pos,
+                int itemid,
+                const wxString& text,
+                const wxString& help,
+                bool isCheckable)
+    {
+        Insert(pos, itemid, text, help, isCheckable ? wxITEM_CHECK : wxITEM_NORMAL);
+    }
+
+    void Prepend(int itemid,
+                 const wxString& text,
+                 const wxString& help,
+                 bool isCheckable)
+    {
+        Insert(0u, itemid, text, help, isCheckable);
+    }
+
+    static void LockAccels(bool locked)
+    {
+        ms_locked = locked;
+    }
+    
+protected:
+    // virtuals to override in derived classes
+    // ---------------------------------------
+
+    virtual wxMenuItem* DoAppend(wxMenuItem *item);
+    virtual wxMenuItem* DoInsert(size_t pos, wxMenuItem *item);
+
+    virtual wxMenuItem *DoRemove(wxMenuItem *item);
+    virtual bool DoDelete(wxMenuItem *item);
+    virtual bool DoDestroy(wxMenuItem *item);
+
+    // helpers
+    // -------
+
+    // common part of all ctors
+    void Init(long style);
+
+    // associate the submenu with this menu
+    void AddSubMenu(wxMenu *submenu);
 
-WX_DECLARE_LIST(wxMenu, wxMenuList);
+    wxMenuBar     *m_menuBar;           // menubar we belong to or NULL
+    wxMenu        *m_menuParent;        // parent menu or NULL
+
+    wxString       m_title;             // the menu title or label
+    wxMenuItemList m_items;             // the list of menu items
+
+    wxWindow      *m_invokingWindow;    // for popup menus
+
+    long           m_style;             // combination of wxMENU_XXX flags
+
+    wxEvtHandler  *m_eventHandler;      // a pluggable in event handler
+
+    static bool      ms_locked;
+    
+    DECLARE_NO_COPY_CLASS(wxMenuBase)
+};
 
 // ----------------------------------------------------------------------------
 // wxMenuBar
@@ -78,6 +415,9 @@ public:
     // enable or disable a submenu
     virtual void EnableTop(size_t pos, bool enable) = 0;
 
+    // is the menu enabled?
+    virtual bool IsEnabledTop(size_t WXUNUSED(pos)) const { return TRUE; }
+
     // get or change the label of the menu at given position
     virtual void SetLabelTop(size_t pos, const wxString& label) = 0;
     virtual wxString GetLabelTop(size_t pos) const = 0;
@@ -87,13 +427,15 @@ public:
 
     // by menu and item names, returns wxNOT_FOUND if not found or id of the
     // found item
-    virtual int FindMenuItem(const wxString& menuString,
-                             const wxString& itemString) const = 0;
+    virtual int FindMenuItem(const wxString& menu, const wxString& item) const;
 
     // find item by id (in any menu), returns NULL if not found
     //
     // if menu is !NULL, it will be filled with wxMenu this item belongs to
-    virtual wxMenuItem* FindItem(int id, wxMenu **menu = NULL) const = 0;
+    virtual wxMenuItem* FindItem(int itemid, wxMenu **menu = NULL) const;
+
+    // find menu by its caption, return wxNOT_FOUND on failure
+    int FindMenu(const wxString& title) const;
 
     // item access
     // -----------
@@ -104,35 +446,47 @@ public:
     // NB: under MSW, these methods can only be used after the menubar had
     //     been attached to the frame
 
-    void Enable(int id, bool enable);
-    void Check(int id, bool check);
-    bool IsChecked(int id) const;
-    bool IsEnabled(int id) const;
+    void Enable(int itemid, bool enable);
+    void Check(int itemid, bool check);
+    bool IsChecked(int itemid) const;
+    bool IsEnabled(int itemid) const;
 
-    void SetLabel(int id, const wxString &label);
-    wxString GetLabel(int id) const;
+    void SetLabel(int itemid, const wxString &label);
+    wxString GetLabel(int itemid) const;
 
-    void SetHelpString(int id, const wxString& helpString);
-    wxString GetHelpString(int id) const;
+    void SetHelpString(int itemid, const wxString& helpString);
+    wxString GetHelpString(int itemid) const;
 
-    // need to override this one to avoid virtual function hiding
-    virtual wxString GetLabel() const { return wxWindow::GetLabel(); }
+    // implementation helpers
+
+    // get the frame we are attached to (may return NULL)
+    wxFrame *GetFrame() const { return m_menuBarFrame; }
 
-    // compatibility only: these functions are deprecated, use the new ones
-    // instead
-#ifdef WXWIN_COMPATIBILITY
-    bool Enabled(int id) const { return IsEnabled(id); }
-    bool Checked(int id) const { return IsChecked(id); }
+    // returns TRUE if we're attached to a frame
+    bool IsAttached() const { return GetFrame() != NULL; }
 
-    wxMenuItem* FindMenuItemById(int id) const
-        { return FindItem(id); }
-    wxMenuItem* FindItemForId(int id, wxMenu **menu = NULL) const
-        { return FindItem(id, menu); }
-#endif // WXWIN_COMPATIBILITY
+    // associate the menubar with the frame
+    virtual void Attach(wxFrame *frame);
+
+    // called before deleting the menubar normally
+    virtual void Detach();
+
+    // need to override these ones to avoid virtual function hiding
+    virtual bool Enable(bool enable = TRUE) { return wxWindow::Enable(enable); }
+    virtual void SetLabel(const wxString& s) { wxWindow::SetLabel(s); }
+    virtual wxString GetLabel() const { return wxWindow::GetLabel(); }
+
+    // don't want menu bars to accept the focus by tabbing to them
+    virtual bool AcceptsFocusFromKeyboard() const { return FALSE; }
 
 protected:
     // the list of all our menus
     wxMenuList m_menus;
+
+    // the frame we are attached to (may be NULL)
+    wxFrame *m_menuBarFrame;
+
+    DECLARE_NO_COPY_CLASS(wxMenuBarBase)
 };
 
 // ----------------------------------------------------------------------------
@@ -142,26 +496,24 @@ protected:
 #ifdef wxUSE_BASE_CLASSES_ONLY
     #define wxMenuItem wxMenuItemBase
 #else // !wxUSE_BASE_CLASSES_ONLY
-#if defined(__WXMSW__)
+#if defined(__WXUNIVERSAL__)
+    #include "wx/univ/menu.h"
+#elif defined(__WXMSW__)
     #include "wx/msw/menu.h"
 #elif defined(__WXMOTIF__)
     #include "wx/motif/menu.h"
 #elif defined(__WXGTK__)
     #include "wx/gtk/menu.h"
-#elif defined(__WXQT__)
-    #include "wx/qt/menu.h"
 #elif defined(__WXMAC__)
     #include "wx/mac/menu.h"
+#elif defined(__WXCOCOA__)
+    #include "wx/cocoa/menu.h"
 #elif defined(__WXPM__)
     #include "wx/os2/menu.h"
-#elif defined(__WXSTUBS__)
-    #include "wx/stubs/menu.h"
 #endif
 #endif // wxUSE_BASE_CLASSES_ONLY/!wxUSE_BASE_CLASSES_ONLY
 
-// also include this one to ensure compatibility with old code which only
-// included wx/menu.h
-#include "wx/menuitem.h"
+#endif // wxUSE_MENUS
 
 #endif
     // _WX_MENU_H_BASE_