src/mac/carbon/button.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/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 #endif
  20
  21 #include "wx/stockitem.h"
  22
  23 #include "wx/mac/uma.h"
  24
  25 IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl)
  26
  27
  28 bool wxButton::Create(wxWindow *parent,
  29     wxWindowID id,
  30     const wxString& lbl,
  31     const wxPoint& pos,
  32     const wxSize& size,
  33     long style,
  34     const wxValidator& validator,
  35     const wxString& name)
  36 {
  37     wxString label(lbl);
  38     if (label.empty() && wxIsStockID(id))
  39         label = wxGetStockLabel(id);
  40
  41     m_macIsUserPane = false ;
  42
  43     if ( !wxButtonBase::Create(parent, id, pos, size, style, validator, name) )
  44         return false;
  45
  46     m_labelOrig = m_label = label ;
  47
  48     OSStatus err;
  49     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
  50     m_peer = new wxMacControl(this) ;
  51     if ( id == wxID_HELP )
  52     {
  53         ControlButtonContentInfo info ;
  54         info.contentType = kControlContentIconRef ;
  55         GetIconRef(kOnSystemDisk, kSystemIconsCreator, kHelpIcon, &info.u.iconRef);
  56         err = CreateRoundButtonControl(
  57             MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
  58             &bounds, kControlRoundButtonNormalSize,
  59             &info, m_peer->GetControlRefAddr() );
  60     }
  61     else if ( label.Find('\n' ) == wxNOT_FOUND && label.Find('\r' ) == wxNOT_FOUND)
  62     {
  63 #if TARGET_API_MAC_OSX
  64         // Button height is static in Mac, can't be changed, so we need to force it here
  65         if ( GetWindowVariant() == wxWINDOW_VARIANT_NORMAL || GetWindowVariant() == wxWINDOW_VARIANT_LARGE )
  66         {
  67             bounds.bottom = bounds.top + 20 ;
  68             m_maxHeight = 20 ;
  69         }
  70         else if ( GetWindowVariant() == wxWINDOW_VARIANT_SMALL )
  71         {
  72             bounds.bottom = bounds.top + 17 ;
  73             m_maxHeight = 17 ;
  74         }
  75         else if ( GetWindowVariant() == wxWINDOW_VARIANT_MINI )
  76         {
  77             bounds.bottom = bounds.top + 15 ;
  78             m_maxHeight = 15 ;
  79         }
  80 #endif
  81
  82         err = CreatePushButtonControl(
  83             MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
  84             &bounds, CFSTR(""), m_peer->GetControlRefAddr() );
  85     }
  86     else
  87     {
  88         ControlButtonContentInfo info ;
  89         info.contentType = kControlNoContent ;
  90         err = CreateBevelButtonControl(
  91             MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds, CFSTR(""),
  92             kControlBevelButtonLargeBevel, kControlBehaviorPushbutton,
  93             &info, 0, 0, 0, m_peer->GetControlRefAddr() );
  94     }
  95
  96     verify_noerr( err );
  97     wxASSERT_MSG( m_peer != NULL && m_peer->Ok() , wxT("No valid Mac control") ) ;
  98
  99     MacPostControlCreate( pos, size );
 100
 101     return true;
 102 }
 103
 104 wxWindow *wxButton::SetDefault()
 105 {
 106     wxWindow *btnOldDefault = wxButtonBase::SetDefault();
 107
 108     if ( btnOldDefault )
 109     {
 110         // cast needed to access the protected member
 111         btnOldDefault->GetPeer()->SetData(kControlButtonPart , kControlPushButtonDefaultTag , (Boolean) 0 ) ;
 112     }
 113
 114     m_peer->SetData(kControlButtonPart , kControlPushButtonDefaultTag , (Boolean) 1 ) ;
 115
 116     return btnOldDefault;
 117 }
 118
 119 wxSize wxButton::DoGetBestSize() const
 120 {
 121     if ( GetId() == wxID_HELP )
 122         return wxSize( 20 , 20 ) ;
 123
 124     wxSize sz = GetDefaultSize() ;
 125     int charspace = 8 ;
 126
 127     switch (GetWindowVariant())
 128     {
 129         case wxWINDOW_VARIANT_NORMAL:
 130         case wxWINDOW_VARIANT_LARGE:
 131             sz.y = 20 ;
 132             charspace = 10 ;
 133             break;
 134
 135         case wxWINDOW_VARIANT_SMALL:
 136             sz.y = 17 ;
 137             break;
 138
 139         case wxWINDOW_VARIANT_MINI:
 140             sz.y = 15 ;
 141             break;
 142
 143         default:
 144             break;
 145     }
 146
 147     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 148     m_peer->GetBestRect( &bestsize ) ;
 149
 150     int wBtn;
 151     if ( EmptyRect( &bestsize ) )
 152     {
 153         wBtn = m_label.length() * charspace + 12 ;
 154     }
 155     else
 156     {
 157         wBtn = bestsize.right - bestsize.left ;
 158         sz.y = bestsize.bottom - bestsize.top ;
 159     }
 160
 161     if ((wBtn > sz.x) || ( GetWindowStyle() & wxBU_EXACTFIT))
 162         sz.x = wBtn;
 163
 164     return sz ;
 165 }
 166
 167 wxSize wxButton::GetDefaultSize()
 168 {
 169     int wBtn = 70 ;
 170     int hBtn = 20 ;
 171
 172     return wxSize(wBtn, hBtn);
 173 }
 174
 175 void wxButton::Command (wxCommandEvent & event)
 176 {
 177     m_peer->Flash(kControlButtonPart) ;
 178     ProcessCommand(event);
 179 }
 180
 181 wxInt32 wxButton::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
 182 {
 183     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, m_windowId);
 184     event.SetEventObject(this);
 185     ProcessCommand(event);
 186
 187     return noErr;
 188 }