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 #endif
  19
  20 #include "wx/stockitem.h"
  21
  22 #include "wx/mac/uma.h"
  23
  24 IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl)
  25
  26
  27 bool wxButton::Create(wxWindow *parent,
  28     wxWindowID id,
  29     const wxString& lbl,
  30     const wxPoint& pos,
  31     const wxSize& size,
  32     long style,
  33     const wxValidator& validator,
  34     const wxString& name)
  35 {
  36     wxString label(lbl);
  37     if (label.empty() && wxIsStockID(id))
  38         label = wxGetStockLabel(id);
  39
  40     m_macIsUserPane = false ;
  41
  42     if ( !wxButtonBase::Create(parent, id, pos, size, style, validator, name) )
  43         return false;
  44
  45     m_label = label ;
  46
  47     OSStatus err;
  48     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
  49     m_peer = new wxMacControl(this) ;
  50     if ( id == wxID_HELP )
  51     {
  52         ControlButtonContentInfo info ;
  53         info.contentType = kControlContentIconRef ;
  54         GetIconRef(kOnSystemDisk, kSystemIconsCreator, kHelpIcon, &info.u.iconRef);
  55         err = CreateRoundButtonControl(
  56             MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
  57             &bounds, kControlRoundButtonNormalSize,
  58             &info, m_peer->GetControlRefAddr() );
  59     }
  60     else if ( label.Find('\n' ) == wxNOT_FOUND && label.Find('\r' ) == wxNOT_FOUND)
  61     {
  62 #if TARGET_API_MAC_OSX
  63         // Button height is static in Mac, can't be changed, so we need to force it here
  64         if ( GetWindowVariant() == wxWINDOW_VARIANT_NORMAL || GetWindowVariant() == wxWINDOW_VARIANT_LARGE )
  65         {
  66             bounds.bottom = bounds.top + 20 ;
  67             m_maxHeight = 20 ;
  68         }
  69         else if ( GetWindowVariant() == wxWINDOW_VARIANT_SMALL )
  70         {
  71             bounds.bottom = bounds.top + 17 ;
  72             m_maxHeight = 17 ;
  73         }
  74         else if ( GetWindowVariant() == wxWINDOW_VARIANT_MINI )
  75         {
  76             bounds.bottom = bounds.top + 15 ;
  77             m_maxHeight = 15 ;
  78         }
  79 #endif
  80
  81         err = CreatePushButtonControl(
  82             MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
  83             &bounds, CFSTR(""), m_peer->GetControlRefAddr() );
  84     }
  85     else
  86     {
  87         ControlButtonContentInfo info ;
  88         info.contentType = kControlNoContent ;
  89         err = CreateBevelButtonControl(
  90             MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds, CFSTR(""),
  91             kControlBevelButtonLargeBevel, kControlBehaviorPushbutton,
  92             &info, 0, 0, 0, m_peer->GetControlRefAddr() );
  93     }
  94
  95     verify_noerr( err );
  96     wxASSERT_MSG( m_peer != NULL && m_peer->Ok() , wxT("No valid Mac control") ) ;
  97
  98     MacPostControlCreate( pos, size );
  99
 100     return true;
 101 }
 102
 103 void wxButton::SetDefault()
 104 {
 105     wxWindow *parent = GetParent();
 106     wxButton *btnOldDefault = NULL;
 107
 108     if ( parent )
 109     {
 110         btnOldDefault = wxDynamicCast(parent->GetDefaultItem(), wxButton);
 111         parent->SetDefaultItem(this);
 112     }
 113
 114     if ( btnOldDefault )
 115         btnOldDefault->m_peer->SetData(kControlButtonPart , kControlPushButtonDefaultTag , (Boolean) 0 ) ;
 116
 117     m_peer->SetData(kControlButtonPart , kControlPushButtonDefaultTag , (Boolean) 1 ) ;
 118 }
 119
 120 wxSize wxButton::DoGetBestSize() const
 121 {
 122     if ( GetId() == wxID_HELP )
 123         return wxSize( 20 , 20 ) ;
 124
 125     wxSize sz = GetDefaultSize() ;
 126     int charspace = 8 ;
 127
 128     switch (GetWindowVariant())
 129     {
 130         case wxWINDOW_VARIANT_NORMAL:
 131         case wxWINDOW_VARIANT_LARGE:
 132             sz.y = 20 ;
 133             charspace = 10 ;
 134             break;
 135
 136         case wxWINDOW_VARIANT_SMALL:
 137             sz.y = 17 ;
 138             break;
 139
 140         case wxWINDOW_VARIANT_MINI:
 141             sz.y = 15 ;
 142             break;
 143
 144         default:
 145             break;
 146     }
 147
 148     Rect    bestsize = { 0 , 0 , 0 , 0 } ;
 149     m_peer->GetBestRect( &bestsize ) ;
 150
 151     int wBtn;
 152     if ( EmptyRect( &bestsize ) )
 153     {
 154         wBtn = m_label.length() * charspace + 12 ;
 155     }
 156     else
 157     {
 158         wBtn = bestsize.right - bestsize.left ;
 159         sz.y = bestsize.bottom - bestsize.top ;
 160     }
 161
 162     if ((wBtn > sz.x) || ( GetWindowStyle() & wxBU_EXACTFIT))
 163         sz.x = wBtn;
 164
 165     return sz ;
 166 }
 167
 168 wxSize wxButton::GetDefaultSize()
 169 {
 170     int wBtn = 70 ;
 171     int hBtn = 20 ;
 172
 173     return wxSize(wBtn, hBtn);
 174 }
 175
 176 void wxButton::Command (wxCommandEvent & event)
 177 {
 178     m_peer->Flash(kControlButtonPart) ;
 179     ProcessCommand(event);
 180 }
 181
 182 wxInt32 wxButton::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
 183 {
 184     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, m_windowId);
 185     event.SetEventObject(this);
 186     ProcessCommand(event);
 187
 188     return noErr;
 189 }