src/osx/cocoa/gauge.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gauge.mm
   3 // Purpose:     wxGauge class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id: gauge.cpp 54820 2008-07-29 20:04:11Z SC $
   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 #include "wx/osx/private.h"
  19
  20 @interface wxNSProgressIndicator : NSProgressIndicator
  21 {
  22     wxWidgetImpl* impl;
  23 }
  24
  25 - (void)setImplementation: (wxWidgetImpl *) theImplementation;
  26 - (wxWidgetImpl*) implementation;
  27 - (BOOL) isFlipped;
  28
  29 @end
  30
  31 @implementation wxNSProgressIndicator
  32
  33 - (id)initWithFrame:(NSRect)frame
  34 {
  35     [super initWithFrame:frame];
  36     impl = NULL;
  37     return self;
  38 }
  39
  40 - (void)setImplementation: (wxWidgetImpl *) theImplementation
  41 {
  42     impl = theImplementation;
  43 }
  44
  45 - (wxWidgetImpl*) implementation
  46 {
  47     return impl;
  48 }
  49
  50 - (BOOL) isFlipped
  51 {
  52     return YES;
  53 }
  54
  55 @end
  56
  57 class wxOSXGaugeCocoaImpl : public wxWidgetCocoaImpl
  58 {
  59 public :
  60     wxOSXGaugeCocoaImpl( wxWindowMac* peer, WXWidget w) : wxWidgetCocoaImpl( peer, w )
  61     {
  62     }
  63
  64     void SetMaximum(wxInt32 v)
  65     {
  66         SetDeterminateMode();
  67         wxWidgetCocoaImpl::SetMaximum( v ) ;
  68     }
  69
  70     void SetValue(wxInt32 v)
  71     {
  72         SetDeterminateMode();
  73         wxWidgetCocoaImpl::SetValue( v ) ;
  74     }
  75
  76     void PulseGauge()
  77     {
  78         if ( ![(wxNSProgressIndicator*)m_osxView isIndeterminate] )
  79         {
  80             [(wxNSProgressIndicator*)m_osxView setIndeterminate:YES];
  81             [(wxNSProgressIndicator*)m_osxView startAnimation:nil];
  82         }
  83     }
  84 protected:
  85     void SetDeterminateMode()
  86     {
  87        // switch back to determinate mode if necessary
  88         if ( [(wxNSProgressIndicator*)m_osxView isIndeterminate]  )
  89         {
  90             [(wxNSProgressIndicator*)m_osxView stopAnimation:nil];
  91             [(wxNSProgressIndicator*)m_osxView setIndeterminate:NO];
  92         }
  93     }
  94 };
  95
  96
  97 wxWidgetImplType* wxWidgetImpl::CreateGauge( wxWindowMac* wxpeer,
  98                                     wxWindowMac* parent,
  99                                     wxWindowID id,
 100                                     wxInt32 value,
 101                                     wxInt32 minimum,
 102                                     wxInt32 maximum,
 103                                     const wxPoint& pos,
 104                                     const wxSize& size,
 105                                     long style,
 106                                     long extraStyle)
 107 {
 108     NSView* sv = (wxpeer->GetParent()->GetHandle() );
 109
 110     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
 111     wxNSProgressIndicator* v = [[wxNSProgressIndicator alloc] initWithFrame:r];
 112
 113     [v setMinValue: minimum];
 114     [v setMaxValue: maximum];
 115     [v setIndeterminate:FALSE];
 116     [v setDoubleValue: (double) value];
 117     [sv addSubview:v];
 118     wxWidgetCocoaImpl* c = new wxOSXGaugeCocoaImpl( wxpeer, v );
 119     [v setImplementation:c];
 120     return c;
 121 }
 122
 123 #endif // wxUSE_GAUGE
 124