src/osx/checkbox_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/checkbox_osx.cpp
   3 // Purpose:     wxCheckBox
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_CHECKBOX
  15
  16 #include "wx/checkbox.h"
  17 #include "wx/osx/private.h"
  18
  19 IMPLEMENT_DYNAMIC_CLASS(wxBitmapCheckBox, wxCheckBox)
  20
  21 // Single check box item
  22 bool wxCheckBox::Create(wxWindow *parent,
  23     wxWindowID id,
  24     const wxString& label,
  25     const wxPoint& pos,
  26     const wxSize& size,
  27     long style,
  28     const wxValidator& validator,
  29     const wxString& name)
  30 {
  31     DontCreatePeer();
  32
  33     if ( !wxCheckBoxBase::Create(parent, id, pos, size, style, validator, name) )
  34         return false;
  35
  36     m_labelOrig = m_label = label ;
  37
  38     WXValidateStyle( &style );
  39     SetPeer(wxWidgetImpl::CreateCheckBox( this, parent, id, label, pos, size, style, GetExtraStyle() )) ;
  40
  41     MacPostControlCreate(pos, size) ;
  42
  43     return true;
  44 }
  45
  46
  47 void wxCheckBox::SetValue(bool val)
  48 {
  49     if (val)
  50         Set3StateValue(wxCHK_CHECKED);
  51     else
  52         Set3StateValue(wxCHK_UNCHECKED);
  53 }
  54
  55 bool wxCheckBox::GetValue() const
  56 {
  57     return (DoGet3StateValue() != 0);
  58 }
  59
  60 void wxCheckBox::Command(wxCommandEvent & event)
  61 {
  62     int state = event.GetInt();
  63
  64     wxCHECK_RET( (state == wxCHK_UNCHECKED) || (state == wxCHK_CHECKED)
  65         || (state == wxCHK_UNDETERMINED),
  66         wxT("event.GetInt() returned an invalid checkbox state") );
  67
  68     Set3StateValue((wxCheckBoxState)state);
  69
  70     ProcessCommand(event);
  71 }
  72
  73 wxCheckBoxState wxCheckBox::DoGet3StateValue() const
  74 {
  75     return (wxCheckBoxState)GetPeer()->GetValue() ;
  76 }
  77
  78 void wxCheckBox::DoSet3StateValue(wxCheckBoxState val)
  79 {
  80     GetPeer()->SetValue( val ) ;
  81 }
  82
  83 bool wxCheckBox::OSXHandleClicked( double WXUNUSED(timestampsec) )
  84 {
  85     bool sendEvent = true;
  86     wxCheckBoxState newState = Get3StateValue();
  87
  88     if ( !GetPeer()->ButtonClickDidStateChange() )
  89     {
  90         wxCheckBoxState origState ;
  91
  92         origState = Get3StateValue();
  93
  94         switch (origState)
  95         {
  96             case wxCHK_UNCHECKED:
  97                 newState = wxCHK_CHECKED;
  98                 break;
  99
 100             case wxCHK_CHECKED:
 101                 // If the style flag to allow the user setting the undetermined state is set,
 102                 // then set the state to undetermined; otherwise set state to unchecked.
 103                 newState = Is3rdStateAllowedForUser() ? wxCHK_UNDETERMINED : wxCHK_UNCHECKED;
 104                 break;
 105
 106             case wxCHK_UNDETERMINED:
 107                 newState = wxCHK_UNCHECKED;
 108                 break;
 109
 110             default:
 111                 break;
 112         }
 113
 114         if (newState == origState)
 115             sendEvent = false;
 116         else
 117             Set3StateValue( newState );
 118     }
 119     else
 120     {
 121         // in case we cannot avoid this user state change natively (eg cocoa) we intercept it here
 122         if ( newState == wxCHK_UNDETERMINED && !Is3rdStateAllowedForUser() )
 123         {
 124             newState = wxCHK_CHECKED;
 125             Set3StateValue( newState );
 126         }
 127     }
 128
 129     if (sendEvent)
 130     {
 131         wxCommandEvent event( wxEVT_CHECKBOX, m_windowId );
 132         event.SetInt( newState );
 133         event.SetEventObject( this );
 134         ProcessCommand( event );
 135     }
 136
 137     return true;
 138 }
 139
 140 // Bitmap checkbox
 141 bool wxBitmapCheckBox::Create(wxWindow *parent,
 142     wxWindowID id,
 143     const wxBitmap *WXUNUSED(label),
 144     const wxPoint& WXUNUSED(pos),
 145     const wxSize& WXUNUSED(size),
 146     long style,
 147     const wxValidator& wxVALIDATOR_PARAM(validator),
 148     const wxString& name)
 149 {
 150     SetName(name);
 151 #if wxUSE_VALIDATORS
 152     SetValidator(validator);
 153 #endif
 154     m_windowStyle = style;
 155
 156     if (parent)
 157         parent->AddChild(this);
 158
 159     if ( id == -1 )
 160         m_windowId = NewControlId();
 161     else
 162         m_windowId = id;
 163
 164     // TODO: Create the bitmap checkbox
 165
 166     return false;
 167 }
 168
 169 void wxBitmapCheckBox::SetLabel(const wxBitmap *WXUNUSED(bitmap))
 170 {
 171     // TODO
 172     wxFAIL_MSG(wxT("wxBitmapCheckBox::SetLabel() not yet implemented"));
 173 }
 174
 175 void wxBitmapCheckBox::SetSize(int x, int y, int width, int height, int sizeFlags)
 176 {
 177     wxControl::SetSize( x , y , width , height , sizeFlags ) ;
 178 }
 179
 180 void wxBitmapCheckBox::SetValue(bool WXUNUSED(val))
 181 {
 182     // TODO
 183     wxFAIL_MSG(wxT("wxBitmapCheckBox::SetValue() not yet implemented"));
 184 }
 185
 186 bool wxBitmapCheckBox::GetValue() const
 187 {
 188     // TODO
 189     wxFAIL_MSG(wxT("wxBitmapCheckBox::GetValue() not yet implemented"));
 190
 191     return false;
 192 }
 193
 194 #endif