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 // RCS-ID:      $Id: anybutton.cpp 67230 2011-03-18 14:20:12Z SC $
   7 // Copyright:   (c) Stefan Csomor
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #include "wx/wxprec.h"
  12
  13 #include "wx/anybutton.h"
  14
  15 #ifndef WX_PRECOMP
  16     #include "wx/panel.h"
  17     #include "wx/toplevel.h"
  18     #include "wx/dcclient.h"
  19 #endif
  20
  21 #include "wx/stockitem.h"
  22
  23 #include "wx/osx/private.h"
  24
  25 wxSize wxAnyButton::DoGetBestSize() const
  26 {
  27     if ( GetId() == wxID_HELP )
  28         return wxSize( 20 , 20 ) ;
  29
  30     wxSize sz = GetDefaultSize() ;
  31
  32     switch (GetWindowVariant())
  33     {
  34         case wxWINDOW_VARIANT_NORMAL:
  35         case wxWINDOW_VARIANT_LARGE:
  36             sz.y = 20 ;
  37             break;
  38
  39         case wxWINDOW_VARIANT_SMALL:
  40             sz.y = 17 ;
  41             break;
  42
  43         case wxWINDOW_VARIANT_MINI:
  44             sz.y = 15 ;
  45             break;
  46
  47         default:
  48             break;
  49     }
  50
  51 #if wxOSX_USE_CARBON
  52     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
  53     GetPeer()->GetBestRect( &bestsize ) ;
  54
  55     int wBtn;
  56     if ( EmptyRect( &bestsize ) || ( GetWindowStyle() & wxBU_EXACTFIT) )
  57     {
  58         Point bounds;
  59
  60         ControlFontStyleRec controlFont;
  61         OSStatus err = GetPeer()->GetData<ControlFontStyleRec>( kControlEntireControl, kControlFontStyleTag, &controlFont );
  62         verify_noerr( err );
  63
  64         // GetThemeTextDimensions will cache strings and the documentation
  65         // says not to use the NoCopy string creation calls.
  66         // This also means that we can't use CFSTR without
  67         // -fno-constant-cfstrings if the library might be unloaded,
  68         // as GetThemeTextDimensions may cache a pointer to our
  69         // unloaded segment.
  70         wxCFStringRef str( !m_label.empty() ? m_label : wxString(" "),
  71                           GetFont().GetEncoding() );
  72
  73 #if wxOSX_USE_ATSU_TEXT
  74         SInt16 baseline;
  75         if ( m_font.MacGetThemeFontID() != kThemeCurrentPortFont )
  76         {
  77             err = GetThemeTextDimensions(
  78                 (CFStringRef)str,
  79                 m_font.MacGetThemeFontID(), kThemeStateActive, false, &bounds, &baseline );
  80             verify_noerr( err );
  81         }
  82         else
  83 #endif
  84         {
  85             wxClientDC dc(const_cast<wxAnyButton*>(this));
  86             wxCoord width, height ;
  87             dc.GetTextExtent( m_label , &width, &height);
  88             bounds.h = width;
  89             bounds.v = height;
  90         }
  91
  92         wBtn = bounds.h + sz.y;
  93     }
  94     else
  95     {
  96         wBtn = bestsize.right - bestsize.left ;
  97         // non 'normal' window variants don't return the correct height
  98         // sz.y = bestsize.bottom - bestsize.top ;
  99     }
 100     if ((wBtn > sz.x) || ( GetWindowStyle() & wxBU_EXACTFIT))
 101         sz.x = wBtn;
 102 #endif
 103
 104     return sz ;
 105 }
 106
 107 wxSize wxAnyButton::GetDefaultSize()
 108 {
 109     int wBtn = 70 ;
 110     int hBtn = 20 ;
 111
 112     return wxSize(wBtn, hBtn);
 113 }