src/osx/carbon/anybutton.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/anybutton.cpp
   3 // Purpose:     wxAnyButton
   4 // Author:      Stefan Csomor
   5 // Created:     1998-01-01 (extracted from button.cpp)
   6 // Copyright:   (c) Stefan Csomor
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #include "wx/wxprec.h"
  11
  12 #include "wx/anybutton.h"
  13
  14 #ifndef WX_PRECOMP
  15     #include "wx/panel.h"
  16     #include "wx/toplevel.h"
  17     #include "wx/dcclient.h"
  18 #endif
  19
  20 #include "wx/stockitem.h"
  21
  22 #include "wx/osx/private.h"
  23
  24 wxSize wxAnyButton::DoGetBestSize() const
  25 {
  26     if ( GetId() == wxID_HELP )
  27         return wxSize( 20 , 20 ) ;
  28
  29     wxSize sz = GetDefaultSize() ;
  30
  31     switch (GetWindowVariant())
  32     {
  33         case wxWINDOW_VARIANT_NORMAL:
  34         case wxWINDOW_VARIANT_LARGE:
  35             sz.y = 20 ;
  36             break;
  37
  38         case wxWINDOW_VARIANT_SMALL:
  39             sz.y = 17 ;
  40             break;
  41
  42         case wxWINDOW_VARIANT_MINI:
  43             sz.y = 15 ;
  44             break;
  45
  46         default:
  47             break;
  48     }
  49
  50 #if wxOSX_USE_CARBON
  51     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
  52     GetPeer()->GetBestRect( &bestsize ) ;
  53
  54     int wBtn;
  55     if ( GetBitmapLabel().IsOk() )
  56     {
  57         sz.x = bestsize.right - bestsize.left ;
  58         sz.y = bestsize.bottom - bestsize.top ;
  59         sz.x  = sz.x  + MacGetLeftBorderSize() +
  60         MacGetRightBorderSize();
  61         sz.y = sz.y + MacGetTopBorderSize() +
  62         MacGetBottomBorderSize();
  63         wBtn = sz.x;
  64     }
  65     else if ( EmptyRect( &bestsize ) || ( GetWindowStyle() & wxBU_EXACTFIT) )
  66     {
  67         Point bounds;
  68
  69         ControlFontStyleRec controlFont;
  70         OSStatus err = GetPeer()->GetData<ControlFontStyleRec>( kControlEntireControl, kControlFontStyleTag, &controlFont );
  71         verify_noerr( err );
  72
  73         // GetThemeTextDimensions will cache strings and the documentation
  74         // says not to use the NoCopy string creation calls.
  75         // This also means that we can't use CFSTR without
  76         // -fno-constant-cfstrings if the library might be unloaded,
  77         // as GetThemeTextDimensions may cache a pointer to our
  78         // unloaded segment.
  79         wxCFStringRef str( !m_label.empty() ? m_label : wxString(" "),
  80                           GetFont().GetEncoding() );
  81
  82 #if wxOSX_USE_ATSU_TEXT
  83         SInt16 baseline;
  84         if ( m_font.MacGetThemeFontID() != kThemeCurrentPortFont )
  85         {
  86             err = GetThemeTextDimensions(
  87                 (CFStringRef)str,
  88                 m_font.MacGetThemeFontID(), kThemeStateActive, false, &bounds, &baseline );
  89             verify_noerr( err );
  90         }
  91         else
  92 #endif
  93         {
  94             wxClientDC dc(const_cast<wxAnyButton*>(this));
  95             wxCoord width, height ;
  96             dc.GetTextExtent( m_label , &width, &height);
  97             bounds.h = width;
  98             bounds.v = height;
  99         }
 100
 101         wBtn = bounds.h + sz.y;
 102     }
 103     else
 104     {
 105         wBtn = bestsize.right - bestsize.left ;
 106         // non 'normal' window variants don't return the correct height
 107         // sz.y = bestsize.bottom - bestsize.top ;
 108     }
 109     if ((wBtn > sz.x) || ( GetWindowStyle() & wxBU_EXACTFIT))
 110         sz.x = wBtn;
 111 #endif
 112
 113     return sz ;
 114 }
 115
 116 wxSize wxAnyButton::GetDefaultSize()
 117 {
 118     int wBtn = 70 ;
 119     int hBtn = 20 ;
 120
 121     return wxSize(wBtn, hBtn);
 122 }