src/osx/cocoa/menuitem.mm

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/menuitem.mm
   3 // Purpose:     wxMenuItem implementation
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id: menuitem.cpp 54129 2008-06-11 19:30:52Z SC $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/menuitem.h"
  15 #include "wx/stockitem.h"
  16
  17 #ifndef WX_PRECOMP
  18     #include "wx/app.h"
  19     #include "wx/menu.h"
  20 #endif // WX_PRECOMP
  21
  22 #include "wx/osx/private.h"
  23
  24 @interface wxNSMenuItem : NSMenuItem
  25 {
  26    wxMenuItemImpl* impl;
  27 }
  28
  29 - (void) setImplementation:(wxMenuItemImpl*) item;
  30 - (wxMenuItemImpl*) implementation;
  31
  32 - (void) clickedAction: (id) sender;
  33 - (BOOL)validateMenuItem:(NSMenuItem *) menuItem;
  34
  35 @end
  36
  37 @implementation wxNSMenuItem
  38
  39 - (id) init
  40 {
  41     [super init];
  42      return self;
  43 }
  44
  45 - (void) clickedAction: (id) sender
  46 {
  47     if ( impl )
  48     {
  49         impl->GetWXPeer()->GetMenu()->HandleCommandProcess(impl->GetWXPeer());
  50      }
  51 }
  52
  53 - (BOOL)validateMenuItem:(NSMenuItem *) menuItem
  54 {
  55     if( impl )
  56     {
  57         impl->GetWXPeer()->GetMenu()->HandleCommandUpdateStatus(impl->GetWXPeer());
  58         return impl->GetWXPeer()->IsEnabled();
  59     }
  60     return YES ;
  61 }
  62
  63 - (void)setImplementation: (wxMenuItemImpl *) theImplementation
  64 {
  65     impl = theImplementation;
  66 }
  67
  68 - (wxMenuItemImpl*) implementation
  69 {
  70     return impl;
  71 }
  72
  73 @end
  74
  75 void wxMacCocoaMenuItemSetAccelerator( NSMenuItem* menuItem, wxAcceleratorEntry* entry )
  76 {
  77     unsigned int modifiers = 0 ;
  78     int key = entry->GetKeyCode() ;
  79     if ( key )
  80     {
  81         if (entry->GetFlags() & wxACCEL_CTRL);
  82             modifiers |= NSCommandKeyMask;
  83
  84         if (entry->GetFlags() & wxACCEL_ALT)
  85             modifiers |= NSAlternateKeyMask ;
  86
  87         // this may be ignored later for alpha chars
  88
  89         if (entry->GetFlags() & wxACCEL_SHIFT)
  90             modifiers |= NSShiftKeyMask ;
  91
  92         unichar shortcut = 0;
  93         if ( key >= WXK_F1 && key <= WXK_F15 )
  94         {
  95             modifiers |= NSFunctionKeyMask ;
  96             shortcut = NSF1FunctionKey + ( key - WXK_F1 );
  97         }
  98         else
  99         {
 100             switch ( key )
 101             {
 102 /*
 103                 // standard function keys from here
 104                 case WXK_TAB :
 105                     modifiers |= NSFunctionKeyMask ;
 106                     shortcut = NSTabCharacter ;
 107                     break ;
 108
 109                 case kEnterCharCode :
 110                     modifiers |= NSFunctionKeyMask ;
 111                     cocoaKey = NSTabCharacter ;
 112                     break ;
 113
 114                 case WXK_RETURN :
 115                     modifiers |= NSFunctionKeyMask ;
 116                     cocoaKey = NSTabCharacter ;
 117                     break ;
 118
 119                 case WXK_ESCAPE :
 120                     modifiers |= NSFunctionKeyMask ;
 121                     cocoaKey = kEscapeCharCode ;
 122                     break ;
 123
 124                 case WXK_SPACE :
 125                     shortcut = ' ' ;
 126                     break ;
 127
 128
 129                 case WXK_CLEAR :
 130                     cocoaKey = kClearCharCode ;
 131                     break ;
 132
 133                 case WXK_PAGEUP :
 134                     cocoaKey = kPageUpCharCode ;
 135                     break ;
 136
 137                 case WXK_PAGEDOWN :
 138                     cocoaKey = kPageDownCharCode ;
 139                     break ;
 140
 141                 case WXK_LEFT :
 142                     cocoaKey = kLeftArrowCharCode ;
 143                     break ;
 144
 145                 case WXK_UP :
 146                     cocoaKey = kUpArrowCharCode ;
 147                     break ;
 148
 149                 case WXK_RIGHT :
 150                     cocoaKey = kRightArrowCharCode ;
 151                     break ;
 152
 153                 case WXK_DOWN :
 154                     cocoaKey = kDownArrowCharCode ;
 155                     break ;
 156
 157                 case WXK_HOME :
 158                     cocoaKey = kHomeCharCode ;
 159                     break ;
 160
 161                 case WXK_END :
 162                     cocoaKey = kEndCharCode ;
 163                     break ;
 164 */
 165                 // TODO Test all above with their function key equiv.
 166                 // from NSEvent.h
 167                 default :
 168                     if(entry->GetFlags() & wxACCEL_SHIFT)
 169                         shortcut = toupper(key);
 170                     else
 171                         shortcut = tolower(key);
 172                     break ;
 173             }
 174         }
 175
 176         [menuItem setKeyEquivalent:[NSString stringWithCharacters:&shortcut length:1]];
 177         [menuItem setKeyEquivalentModifierMask:modifiers];
 178     }
 179 }
 180
 181 class wxMenuItemCocoaImpl : public wxMenuItemImpl
 182 {
 183 public :
 184     wxMenuItemCocoaImpl( wxMenuItem* peer, NSMenuItem* item ) : wxMenuItemImpl(peer), m_osxMenuItem(item)
 185     {
 186     }
 187
 188     ~wxMenuItemCocoaImpl();
 189
 190     void SetBitmap( const wxBitmap& bitmap )
 191     {
 192         [m_osxMenuItem setImage:bitmap.GetNSImage()];
 193     }
 194
 195     void Enable( bool enable )
 196     {
 197         [m_osxMenuItem setEnabled:enable];
 198     }
 199
 200     void Check( bool check )
 201     {
 202         [m_osxMenuItem setState:( check ?  NSOnState :  NSOffState) ];
 203     }
 204
 205     void Hide( bool hide )
 206     {
 207         [m_osxMenuItem setHidden:hide ];
 208     }
 209
 210     void SetLabel( const wxString& text, wxAcceleratorEntry *entry )
 211     {
 212         wxCFStringRef cfText(text);
 213         [m_osxMenuItem setTitle:cfText.AsNSString()];
 214
 215         if ( entry )
 216             wxMacCocoaMenuItemSetAccelerator( m_osxMenuItem, entry );
 217
 218     }
 219
 220     void * GetHMenuItem() { return m_osxMenuItem; }
 221
 222 protected :
 223     NSMenuItem* m_osxMenuItem ;
 224 } ;
 225
 226 wxMenuItemCocoaImpl::~wxMenuItemCocoaImpl()
 227 {
 228 }
 229
 230
 231 wxMenuItemImpl* wxMenuItemImpl::Create( wxMenuItem* peer, wxMenu *pParentMenu,
 232                        int id,
 233                        const wxString& text,
 234                        wxAcceleratorEntry *entry,
 235                        const wxString& strHelp,
 236                        wxItemKind kind,
 237                        wxMenu *pSubMenu )
 238 {
 239     wxMenuItemImpl* c = NULL;
 240     NSMenuItem* item = nil;
 241
 242     if ( kind == wxITEM_SEPARATOR )
 243     {
 244         item = [[NSMenuItem separatorItem] retain];
 245     }
 246     else
 247     {
 248         wxCFStringRef cfText(text);
 249         wxNSMenuItem* temp = [ [ wxNSMenuItem alloc ] init ];
 250         if ( ! pParentMenu->GetNoEventsMode() )
 251         {
 252             [temp setTarget: temp];
 253             [temp setAction: @selector(clickedAction:)];
 254         }
 255         [temp setTitle:cfText.AsNSString()];
 256         if ( pSubMenu )
 257         {
 258             pSubMenu->GetPeer()->SetTitle( text );
 259             [temp setSubmenu:pSubMenu->GetHMenu()];
 260         }
 261         else
 262         {
 263             if ( entry )
 264                 wxMacCocoaMenuItemSetAccelerator( temp, entry );
 265         }
 266         item = temp;
 267     }
 268     c = new wxMenuItemCocoaImpl( peer, item );
 269     if ( kind != wxITEM_SEPARATOR )
 270     {
 271         [(wxNSMenuItem*)item setImplementation:c];
 272     }
 273     return c;
 274 }