src/osx/carbon/button.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/button.cpp
   3 // Purpose:     wxButton
   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 #include "wx/button.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/panel.h"
  18     #include "wx/toplevel.h"
  19     #include "wx/dcclient.h"
  20 #endif
  21
  22 #include "wx/stockitem.h"
  23
  24 #include "wx/osx/private.h"
  25
  26 //
  27 //
  28 //
  29
  30 wxSize wxButton::DoGetBestSize() const
  31 {
  32     if ( GetId() == wxID_HELP )
  33         return wxSize( 20 , 20 ) ;
  34
  35     wxSize sz = GetDefaultSize() ;
  36
  37     switch (GetWindowVariant())
  38     {
  39         case wxWINDOW_VARIANT_NORMAL:
  40         case wxWINDOW_VARIANT_LARGE:
  41             sz.y = 20 ;
  42             break;
  43
  44         case wxWINDOW_VARIANT_SMALL:
  45             sz.y = 17 ;
  46             break;
  47
  48         case wxWINDOW_VARIANT_MINI:
  49             sz.y = 15 ;
  50             break;
  51
  52         default:
  53             break;
  54     }
  55
  56 #if wxOSX_USE_CARBON
  57     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
  58     m_peer->GetBestRect( &bestsize ) ;
  59
  60     int wBtn;
  61     if ( EmptyRect( &bestsize ) || ( GetWindowStyle() & wxBU_EXACTFIT) )
  62     {
  63         Point bounds;
  64
  65         ControlFontStyleRec controlFont;
  66         OSStatus err = m_peer->GetData<ControlFontStyleRec>( kControlEntireControl, kControlFontStyleTag, &controlFont );
  67         verify_noerr( err );
  68
  69         // GetThemeTextDimensions will cache strings and the documentation
  70         // says not to use the NoCopy string creation calls.
  71         // This also means that we can't use CFSTR without
  72         // -fno-constant-cfstrings if the library might be unloaded,
  73         // as GetThemeTextDimensions may cache a pointer to our
  74         // unloaded segment.
  75         wxCFStringRef str( !m_label.empty() ? m_label : wxString(" "),
  76                           GetFont().GetEncoding() );
  77
  78 #if wxOSX_USE_ATSU_TEXT
  79         SInt16 baseline;
  80         if ( m_font.MacGetThemeFontID() != kThemeCurrentPortFont )
  81         {
  82             err = GetThemeTextDimensions(
  83                 (CFStringRef)str,
  84                 m_font.MacGetThemeFontID(), kThemeStateActive, false, &bounds, &baseline );
  85             verify_noerr( err );
  86         }
  87         else
  88 #endif
  89         {
  90             wxClientDC dc(const_cast<wxButton*>(this));
  91             wxCoord width, height ;
  92             dc.GetTextExtent( m_label , &width, &height);
  93             bounds.h = width;
  94             bounds.v = height;
  95         }
  96
  97         wBtn = bounds.h + sz.y;
  98     }
  99     else
 100     {
 101         wBtn = bestsize.right - bestsize.left ;
 102         // non 'normal' window variants don't return the correct height
 103         // sz.y = bestsize.bottom - bestsize.top ;
 104     }
 105     if ((wBtn > sz.x) || ( GetWindowStyle() & wxBU_EXACTFIT))
 106         sz.x = wBtn;
 107 #endif
 108
 109     return sz ;
 110 }
 111
 112 wxSize wxButton::GetDefaultSize()
 113 {
 114     int wBtn = 70 ;
 115     int hBtn = 20 ;
 116
 117     return wxSize(wBtn, hBtn);
 118 }
 119
 120 wxWidgetImplType* wxWidgetImpl::CreateButton( wxWindowMac* wxpeer,
 121                                     wxWindowMac* parent,
 122                                     wxWindowID id,
 123                                     const wxString& label,
 124                                     const wxPoint& pos,
 125                                     const wxSize& size,
 126                                     long WXUNUSED(style),
 127                                     long WXUNUSED(extraStyle))
 128 {
 129     OSStatus err;
 130     Rect bounds = wxMacGetBoundsForControl( wxpeer , pos , size ) ;
 131     wxMacControl* peer = new wxMacControl(wxpeer) ;
 132     if ( id == wxID_HELP )
 133     {
 134         ControlButtonContentInfo info ;
 135         info.contentType = kControlContentIconRef ;
 136         GetIconRef(kOnSystemDisk, kSystemIconsCreator, kHelpIcon, &info.u.iconRef);
 137         err = CreateRoundButtonControl(
 138             MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
 139             &bounds, kControlRoundButtonNormalSize,
 140             &info, peer->GetControlRefAddr() );
 141     }
 142     else if ( label.Find('\n' ) == wxNOT_FOUND && label.Find('\r' ) == wxNOT_FOUND)
 143     {
 144         // Button height is static in Mac, can't be changed, so we need to force it here
 145         int maxHeight;
 146         switch (wxpeer->GetWindowVariant() )
 147         {
 148             default:
 149                 wxFAIL_MSG( "unknown window variant" );
 150                 // fall through
 151
 152             case wxWINDOW_VARIANT_NORMAL:
 153             case wxWINDOW_VARIANT_LARGE:
 154                 maxHeight = 20 ;
 155                 break;
 156             case wxWINDOW_VARIANT_SMALL:
 157                 maxHeight = 17;
 158                 break;
 159             case wxWINDOW_VARIANT_MINI:
 160                 maxHeight = 15;
 161         }
 162         bounds.bottom = bounds.top + maxHeight ;
 163         wxpeer->SetMaxSize( wxSize( wxpeer->GetMaxWidth() , maxHeight ));
 164         err = CreatePushButtonControl(
 165             MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
 166             &bounds, CFSTR(""), peer->GetControlRefAddr() );
 167     }
 168     else
 169     {
 170         ControlButtonContentInfo info ;
 171         info.contentType = kControlNoContent ;
 172         err = CreateBevelButtonControl(
 173             MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds, CFSTR(""),
 174             kControlBevelButtonLargeBevel, kControlBehaviorPushbutton,
 175             &info, 0, 0, 0, peer->GetControlRefAddr() );
 176     }
 177     verify_noerr( err );
 178     return peer;
 179 }
 180
 181 void wxMacControl::SetDefaultButton( bool isDefault )
 182 {
 183     SetData(kControlButtonPart , kControlPushButtonDefaultTag , (Boolean) isDefault ) ;
 184 }
 185
 186 wxWidgetImplType* wxWidgetImpl::CreateDisclosureTriangle( wxWindowMac* wxpeer,
 187                                     wxWindowMac* parent,
 188                                     wxWindowID WXUNUSED(id),
 189                                     const wxString& label,
 190                                     const wxPoint& pos,
 191                                     const wxSize& size,
 192                                     long WXUNUSED(style),
 193                                     long WXUNUSED(extraStyle))
 194 {
 195     Rect bounds = wxMacGetBoundsForControl( wxpeer , pos , size ) ;
 196     wxMacControl* peer = new wxMacControl(wxpeer) ;
 197
 198     OSStatus err = CreateDisclosureTriangleControl(
 199             MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds,
 200             kControlDisclosureTrianglePointDefault,
 201             wxCFStringRef( label ),
 202             0,    // closed
 203             TRUE, // draw title
 204             TRUE, // auto toggle back and forth
 205             peer->GetControlRefAddr() );
 206
 207     verify_noerr( err );
 208     return peer;
 209 }
 210
 211