include/wx/gtk/menu.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        menu.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10
  11 #ifndef __GTKMENUH__
  12 #define __GTKMENUH__
  13
  14 #ifdef __GNUG__
  15 #pragma interface
  16 #endif
  17
  18 #include "wx/defs.h"
  19 #include "wx/object.h"
  20 #include "wx/list.h"
  21 #include "wx/window.h"
  22 #include "wx/menuitem.h"
  23
  24 //-----------------------------------------------------------------------------
  25 // classes
  26 //-----------------------------------------------------------------------------
  27
  28 class wxMenuBar;
  29 class wxMenuItem;
  30 class wxMenu;
  31
  32 //-----------------------------------------------------------------------------
  33 // const
  34 //-----------------------------------------------------------------------------
  35
  36 #define   ID_SEPARATOR    (-1)
  37
  38 //-----------------------------------------------------------------------------
  39 // wxMenuBar
  40 //-----------------------------------------------------------------------------
  41
  42 class wxMenuBar : public wxWindow
  43 {
  44     DECLARE_DYNAMIC_CLASS(wxMenuBar)
  45
  46 public:
  47     // ctors
  48     wxMenuBar();
  49     wxMenuBar(long style);
  50     wxMenuBar(int n, wxMenu *menus[], const wxString titles[]);
  51
  52     // menubar construction
  53     void Append( wxMenu *menu, const wxString &title );
  54
  55     // item search
  56         // by menu and item names, returns wxNOT_FOUND if not found
  57     virtual int FindMenuItem(const wxString& menuString,
  58                              const wxString& itemString) const;
  59         // returns NULL if not found
  60     wxMenuItem* FindItem( int id ) const;
  61         // returns NULL if not found, fills menuForItem if !NULL
  62     wxMenuItem *FindItemForId(int itemId, wxMenu **menuForItem = NULL) const;
  63
  64     // state control
  65     void Check( int id, bool check );
  66     bool IsChecked( int id ) const;
  67     void Enable( int id, bool enable );
  68     bool IsEnabled( int id ) const;
  69
  70     wxString GetLabel( int id ) const;
  71     void SetLabel( int id, const wxString &label );
  72
  73     void EnableTop( int pos, bool flag );
  74     void SetLabelTop( int pos, const wxString& label );
  75     wxString GetLabelTop( int pos ) const;
  76
  77     virtual void SetHelpString( int id, const wxString& helpString );
  78     virtual wxString GetHelpString( int id ) const;
  79
  80     int GetMenuCount() const { return m_menus.Number(); }
  81     wxMenu *GetMenu( int n ) const { return (wxMenu *)m_menus.Nth(n)->Data(); }
  82
  83 #ifdef WXWIN_COMPATIBILITY
  84     // compatibility: these functions are deprecated
  85     bool Enabled(int id) const { return IsEnabled(id); }
  86     bool Checked(int id) const { return IsChecked(id); }
  87
  88     wxMenuItem* FindMenuItemById( int id ) const { return FindItem(id); }
  89 #endif // WXWIN_COMPATIBILITY
  90
  91     // implementation
  92     wxList& GetMenus() { return m_menus; }
  93
  94 protected:
  95     wxList       m_menus;
  96     GtkWidget   *m_menubar;
  97 };
  98
  99 //-----------------------------------------------------------------------------
 100 // wxMenu
 101 //-----------------------------------------------------------------------------
 102
 103 class wxMenu : public wxEvtHandler
 104 {
 105     DECLARE_DYNAMIC_CLASS(wxMenu)
 106
 107 public:
 108     // construction
 109     wxMenu( const wxString& title = wxEmptyString,
 110             const wxFunction func = (wxFunction) NULL );
 111
 112     // operations
 113         // title
 114     void SetTitle(const wxString& label);
 115     const wxString GetTitle() const;
 116         // menu creation
 117     void AppendSeparator();
 118     void Append(int id, const wxString &item,
 119                 const wxString &helpStr = "", bool checkable = FALSE);
 120     void Append(int id, const wxString &item,
 121                 wxMenu *subMenu, const wxString &helpStr = "" );
 122     void Append(wxMenuItem *pItem);
 123     void Break() { }
 124
 125     // find item by name/id
 126     int FindItem( const wxString itemString ) const;
 127     wxMenuItem *FindItem( int id ) const;
 128
 129     // get/set item's state
 130     void Enable( int id, bool enable );
 131     bool IsEnabled( int id ) const;
 132     void Check( int id, bool check );
 133     bool IsChecked( int id ) const;
 134
 135     void SetLabel( int id, const wxString &label );
 136     wxString GetLabel( int id ) const;
 137
 138         // helpstring
 139     virtual void SetHelpString(int id, const wxString& helpString);
 140     virtual wxString GetHelpString(int id) const ;
 141
 142         // accessors
 143     wxList& GetItems() { return m_items; }
 144
 145     void SetEventHandler(wxEvtHandler *handler) { m_eventHandler = handler; }
 146     wxEvtHandler *GetEventHandler() { return m_eventHandler; }
 147
 148     void SetClientData( void* clientData ) { m_clientData = clientData; }
 149     void* GetClientData() const { return m_clientData; }
 150
 151     // Updates the UI for a menu and all submenus recursively.
 152     // source is the object that has the update event handlers
 153     // defined for it. If NULL, the menu or associated window
 154     // will be used.
 155     void UpdateUI(wxEvtHandler* source = (wxEvtHandler*) NULL);
 156
 157     wxMenuItem *FindItemForId( int id ) const { return FindItem( id ); }
 158
 159 #ifdef WXWIN_COMPATIBILITY
 160     wxFunction GetCallback() const { return m_callback; }
 161     void Callback(const wxFunction func) { m_callback = func; }
 162
 163     // compatibility: these functions are deprecated
 164     bool Enabled(int id) const { return IsEnabled(id); }
 165     bool Checked(int id) const { return IsChecked(id); }
 166 #endif // WXWIN_COMPATIBILITY
 167
 168     // implementation
 169     int FindMenuIdByMenuItem( GtkWidget *menuItem ) const;
 170     void SetInvokingWindow( wxWindow *win );
 171     wxWindow *GetInvokingWindow();
 172
 173     // implementation only
 174     GtkWidget     *m_menu;  // GtkMenu
 175     GtkWidget     *m_owner;
 176
 177 private:
 178     wxString       m_title;
 179     wxList         m_items;
 180     wxWindow      *m_invokingWindow;
 181     wxFunction     m_callback;
 182     wxEvtHandler  *m_eventHandler;
 183     void          *m_clientData;
 184 };
 185
 186 #endif // __GTKMENUH__