src/mac/spinbutt.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        spinbutt.cpp
   3 // Purpose:     wxSpinButton
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "spinbutt.h"
  14 #endif
  15
  16 #include "wx/spinbutt.h"
  17 #include "wx/mac/uma.h"
  18
  19 #if !USE_SHARED_LIBRARY
  20 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
  21 #endif
  22
  23 wxSpinButton::wxSpinButton()
  24 {
  25         m_min = 0;
  26         m_max = 100;
  27 }
  28
  29 bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
  30             long style, const wxString& name)
  31 {
  32     m_min = 0;
  33     m_max = 100;
  34
  35   if (!parent)
  36       return FALSE;
  37
  38         Rect bounds ;
  39         Str255 title ;
  40
  41         MacPreControlCreate( parent , id ,  "" , pos , size ,style,*( (wxValidator*) NULL ) , name , &bounds , title ) ;
  42
  43         m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , 0 , 100,
  44                 kControlLittleArrowsProc , (long) this ) ;
  45
  46         wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
  47
  48         MacPostControlCreate() ;
  49
  50   return TRUE;
  51 }
  52
  53 wxSpinButton::~wxSpinButton()
  54 {
  55 }
  56
  57 // Attributes
  58 ////////////////////////////////////////////////////////////////////////////
  59
  60 int wxSpinButton::GetValue() const
  61 {
  62     return m_value;
  63 }
  64
  65 void wxSpinButton::SetValue(int val)
  66 {
  67         m_value = val ;
  68   wxScrollEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
  69
  70   event.SetPosition(m_value);
  71   event.SetEventObject( this );
  72   GetEventHandler()->ProcessEvent(event);
  73 }
  74
  75 void wxSpinButton::SetRange(int minVal, int maxVal)
  76 {
  77         m_min = minVal;
  78         m_max = maxVal;
  79 }
  80
  81 // Spin event
  82 IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent)
  83
  84 wxSpinEvent::wxSpinEvent(wxEventType commandType, int id):
  85   wxScrollEvent(commandType, id)
  86 {
  87 }
  88
  89 void wxSpinButton::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
  90 {
  91         if ( m_macControl == NULL )
  92                 return ;
  93
  94   wxEventType scrollEvent = wxEVT_NULL;
  95   int nScrollInc;
  96
  97         switch( controlpart )
  98         {
  99                 case kControlUpButtonPart :
 100         nScrollInc = 1;
 101         scrollEvent = wxEVT_SCROLL_LINEUP;
 102                         break ;
 103                 case kControlDownButtonPart :
 104         nScrollInc = -1;
 105         scrollEvent = wxEVT_SCROLL_LINEDOWN;
 106                         break ;
 107         }
 108
 109   m_value = m_value + nScrollInc;
 110
 111   if (m_value < m_min)
 112   {
 113         if ( m_windowStyle & wxSP_WRAP )
 114       m_value = m_max;
 115         else
 116       m_value = m_min;
 117   }
 118
 119   if (m_value > m_max)
 120   {
 121         if ( m_windowStyle & wxSP_WRAP )
 122       m_value = m_min;
 123     else
 124       m_value = m_max;
 125   }
 126
 127   wxScrollEvent event(scrollEvent, m_windowId);
 128
 129   event.SetPosition(m_value);
 130   event.SetEventObject( this );
 131   GetEventHandler()->ProcessEvent(event);
 132 }
 133
 134