src/osx/cocoa/radiobut.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/radiobut.mm
   3 // Purpose:     wxRadioButton
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_RADIOBTN
  15
  16 #include "wx/radiobut.h"
  17 #include "wx/osx/private.h"
  18
  19 // ugly workaround for the fact that since 10.8 is treating all subviews of a view
  20 // which share the same action selector as a group and sets their value automatically
  21 // so we are creating <maxAlternateActions> different selectors and iterate through them
  22 // as we are assigning their selectors as actions
  23
  24 #include <objc/objc-runtime.h>
  25
  26 const int maxAlternateActions = 100;
  27 NSString* alternateActionsSelector = @"controlAction%d:";
  28
  29 extern void wxOSX_controlAction(NSView* self, SEL _cmd, id sender);
  30
  31 @interface wxNSRadioButton : NSButton
  32 {
  33     NSTrackingRectTag rectTag;
  34 }
  35
  36 @end
  37
  38 @implementation wxNSRadioButton
  39 + (void)initialize
  40 {
  41     static BOOL initialized = NO;
  42     if (!initialized)
  43     {
  44         initialized = YES;
  45         wxOSXCocoaClassAddWXMethods( self );
  46         for ( int i = 1 ; i <= maxAlternateActions ; i++ )
  47         {
  48             class_addMethod(self, NSSelectorFromString([NSString stringWithFormat: alternateActionsSelector, i]), (IMP) wxOSX_controlAction, "v@:@" );
  49         }
  50     }
  51 }
  52
  53 - (void) setState: (NSInteger) v
  54 {
  55     [super setState:v];
  56     //    [[self cell] setState:v];
  57 }
  58
  59 - (int) intValue
  60 {
  61     switch ( [self state] )
  62     {
  63         case NSOnState:
  64             return 1;
  65         case NSMixedState:
  66             return 2;
  67         default:
  68             return 0;
  69     }
  70 }
  71
  72 - (void) setIntValue: (int) v
  73 {
  74     switch( v )
  75     {
  76         case 2:
  77             [self setState:NSMixedState];
  78             break;
  79         case 1:
  80             [self setState:NSOnState];
  81             break;
  82         default :
  83             [self setState:NSOffState];
  84             break;
  85     }
  86 }
  87
  88 - (void) setTrackingTag: (NSTrackingRectTag)tag
  89 {
  90     rectTag = tag;
  91 }
  92
  93 - (NSTrackingRectTag) trackingTag
  94 {
  95     return rectTag;
  96 }
  97
  98 @end
  99
 100 wxWidgetImplType* wxWidgetImpl::CreateRadioButton( wxWindowMac* wxpeer,
 101                                     wxWindowMac* WXUNUSED(parent),
 102                                     wxWindowID WXUNUSED(id),
 103                                     const wxString& WXUNUSED(label),
 104                                     const wxPoint& pos,
 105                                     const wxSize& size,
 106                                     long WXUNUSED(style),
 107                                     long WXUNUSED(extraStyle))
 108 {
 109     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
 110     wxNSRadioButton* v = [[wxNSRadioButton alloc] initWithFrame:r];
 111
 112     [v setButtonType:NSRadioButton];
 113
 114     static int alternateAction = 1;
 115
 116     [v setAction: NSSelectorFromString([NSString stringWithFormat: alternateActionsSelector, alternateAction])];
 117     if ( ++alternateAction > maxAlternateActions )
 118         alternateAction = 1;
 119
 120     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v );
 121     return c;
 122 }
 123
 124 #endif