src/mac/carbon/gauge.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gauge.cpp
   3 // Purpose:     wxGauge class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "gauge.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #if wxUSE_GAUGE
  19
  20 #include "wx/gauge.h"
  21
  22 #if !USE_SHARED_LIBRARY
  23 IMPLEMENT_DYNAMIC_CLASS(wxGauge, wxControl)
  24 #endif
  25
  26 #include "wx/mac/uma.h"
  27
  28 bool wxGauge::Create(wxWindow *parent, wxWindowID id,
  29            int range,
  30            const wxPoint& pos,
  31            const wxSize& s,
  32            long style,
  33            const wxValidator& validator,
  34            const wxString& name)
  35 {
  36     m_macIsUserPane = FALSE ;
  37
  38     if ( !wxGaugeBase::Create(parent, id, range, pos, s, style & 0xE0FFFFFF, validator, name) )
  39         return false;
  40
  41     wxSize size = s ;
  42     /*
  43     if ( size.x == wxDefaultCoord && size.y == wxDefaultCoord)
  44     {
  45         size = wxSize( 200 , 16 ) ;
  46     }
  47     */
  48     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
  49     m_peer = new wxMacControl() ;
  50     verify_noerr ( CreateProgressBarControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds ,
  51      GetValue() , 0 , GetRange() , false /* not indeterminate */ , m_peer->GetControlRefAddr() ) );
  52
  53     if ( GetValue() == 0 )
  54         m_peer->SetData<Boolean>( kControlEntireControl , kControlProgressBarAnimatingTag , (Boolean) false ) ;
  55
  56     MacPostControlCreate(pos,size) ;
  57
  58     return TRUE;
  59 }
  60
  61 void wxGauge::SetRange(int r)
  62 {
  63     // we are going via the base class in case there is
  64     // some change behind the values by it
  65     wxGaugeBase::SetRange(r) ;
  66     if ( m_peer && m_peer->Ok() )
  67         m_peer->SetMaximum( GetRange() ) ;
  68 }
  69
  70 void wxGauge::SetValue(int pos)
  71 {
  72     // we are going via the base class in case there is
  73     // some change behind the values by it
  74     wxGaugeBase::SetValue(pos) ;
  75     if ( m_peer && m_peer->Ok() )
  76     {
  77         m_peer->SetValue( GetValue() ) ;
  78         // we turn off animation in the unnecessary situations as this is eating a lot of CPU otherwise
  79         Boolean shouldAnimate = ( GetValue() > 0 && GetValue() < GetRange() ) ;
  80         if ( m_peer->GetData<Boolean>( kControlEntireControl , kControlProgressBarAnimatingTag ) != shouldAnimate )
  81         {
  82             m_peer->SetData<Boolean>( kControlEntireControl , kControlProgressBarAnimatingTag , shouldAnimate ) ;
  83             if ( !shouldAnimate )
  84             {
  85                 Refresh() ;
  86             }
  87         }
  88     }
  89 }
  90
  91 int wxGauge::GetValue() const
  92 {
  93 /*
  94     if ( m_peer && m_peer->Ok() )
  95         return m_peer->GetValue() ;
  96 */
  97     return m_gaugePos ;
  98 }
  99
 100 #endif // wxUSE_GAUGE
 101