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