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