src/cocoa/menuitem.mm

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        menuitem.cpp
   3 // Purpose:     wxMenuItem implementation
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2002/12/15
   7 // RCS-ID:      $Id:
   8 // Copyright:   2002 David Elliott
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include "wx/wxprec.h"
  21 #ifndef WX_PRECOMP
  22     #include "wx/menu.h"
  23     #include "wx/menuitem.h"
  24     #include "wx/utils.h"
  25     #include "wx/frame.h"
  26     #include "wx/log.h"
  27 #endif
  28
  29 #include "wx/cocoa/ObjcPose.h"
  30 #include "wx/cocoa/autorelease.h"
  31
  32 #import <AppKit/NSMenuItem.h>
  33 #import <AppKit/NSMenu.h>
  34 #import <Foundation/NSString.h>
  35
  36 #if wxUSE_MENUS
  37
  38 // ----------------------------------------------------------------------------
  39 // functions prototypes
  40 // ----------------------------------------------------------------------------
  41
  42 // ============================================================================
  43 // @class wxNSMenuItemTarget
  44 // ============================================================================
  45 @interface wxNSMenuItemTarget : NSObject
  46 {
  47 }
  48
  49 - (void)wxMenuItemAction: (id)sender;
  50 @end //interface wxNSMenuItemTarget
  51
  52 @implementation wxNSMenuItemTarget : NSObject
  53
  54 - (void)wxMenuItemAction: (id)sender
  55 {
  56     wxLogDebug("wxMenuItemAction");
  57     wxMenuItem *item = wxMenuItem::GetFromCocoa(sender);
  58     wxCHECK_RET(item,"wxMenuItemAction received but no wxMenuItem exists!");
  59
  60     wxMenu *menu = item->GetMenu();
  61     wxCHECK_RET(menu,"wxMenuItemAction received but wxMenuItem is not in a wxMenu");
  62     wxMenuBar *menubar = menu->GetMenuBar();
  63     if(menubar)
  64     {
  65         wxFrame *frame = menubar->GetFrame();
  66         wxCHECK_RET(frame, "wxMenuBar MUST be attached to a wxFrame!");
  67         frame->Command(item->GetId());
  68     }
  69 }
  70
  71 @end //implementation wxNSMenuItemTarget
  72
  73 // ============================================================================
  74 // @class wxPoserNSMenuItem
  75 // ============================================================================
  76 @interface wxPoserNSMenuItem : NSMenuItem
  77 {
  78 }
  79
  80 @end // wxPoserNSMenuItem
  81
  82 WX_IMPLEMENT_POSER(wxPoserNSMenuItem);
  83 @implementation wxPoserNSMenuItem : NSMenuItem
  84
  85 @end // wxPoseRNSMenuItem
  86
  87 // ============================================================================
  88 // wxMenuItemCocoa implementation
  89 // ============================================================================
  90 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
  91 wxMenuItemCocoaHash wxMenuItemCocoa::sm_cocoaHash;
  92
  93 struct objc_object *wxMenuItemCocoa::sm_cocoaTarget = [[wxNSMenuItemTarget alloc] init];
  94
  95 // ----------------------------------------------------------------------------
  96 // wxMenuItemBase
  97 // ----------------------------------------------------------------------------
  98
  99 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
 100                                 int itemid,
 101                                 const wxString& name,
 102                                 const wxString& help,
 103                                 wxItemKind kind,
 104                                 wxMenu *subMenu)
 105 {
 106     return new wxMenuItem(parentMenu, itemid, name, help, kind, subMenu);
 107 }
 108
 109 /* static */
 110 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
 111 {
 112     return wxStripMenuCodes(text);
 113 }
 114
 115 // ----------------------------------------------------------------------------
 116 // ctor & dtor
 117 // ----------------------------------------------------------------------------
 118 wxMenuItemCocoa::wxMenuItemCocoa(wxMenu *pParentMenu,
 119                        int itemid,
 120                        const wxString& strName,
 121                        const wxString& strHelp,
 122                        wxItemKind kind,
 123                        wxMenu *pSubMenu)
 124           : wxMenuItemBase(pParentMenu, itemid, strName, strHelp, kind, pSubMenu)
 125 {
 126     wxAutoNSAutoreleasePool pool;
 127     NSString *menuTitle = [[NSString alloc] initWithCString: wxStripMenuCodes(strName).c_str()];
 128     m_cocoaNSMenuItem = [[NSMenuItem alloc] initWithTitle:menuTitle action:@selector(wxMenuItemAction:) keyEquivalent:@""];
 129     sm_cocoaHash.insert(wxMenuItemCocoaHash::value_type(m_cocoaNSMenuItem,this));
 130     [m_cocoaNSMenuItem setTarget:sm_cocoaTarget];
 131     if(pSubMenu)
 132     {
 133         wxASSERT(pSubMenu->GetNSMenu());
 134         [pSubMenu->GetNSMenu() setTitle:menuTitle];
 135         [m_cocoaNSMenuItem setSubmenu:pSubMenu->GetNSMenu()];
 136     }
 137     [menuTitle release];
 138 }
 139
 140 wxMenuItem::~wxMenuItem()
 141 {
 142     sm_cocoaHash.erase(m_cocoaNSMenuItem);
 143     [m_cocoaNSMenuItem release];
 144 }
 145
 146 // ----------------------------------------------------------------------------
 147 // misc
 148 // ----------------------------------------------------------------------------
 149
 150 // change item state
 151 // -----------------
 152
 153 void wxMenuItem::Enable(bool bDoEnable)
 154 {
 155     wxMenuItemBase::Enable(bDoEnable);
 156 }
 157
 158 void wxMenuItem::Check(bool bDoCheck)
 159 {
 160     wxCHECK_RET( IsCheckable(), "only checkable items may be checked" );
 161     wxMenuItemBase::Check(bDoCheck);
 162 }
 163
 164 void wxMenuItem::SetText(const wxString& label)
 165 {
 166     wxMenuItemBase::SetText(label);
 167 }
 168
 169 void wxMenuItem::SetCheckable(bool checkable)
 170 {
 171     wxMenuItemBase::SetCheckable(checkable);
 172 }
 173
 174 #endif // wxUSE_MENUS