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_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 void wxButton::SetDefault()
 105 {
 106     wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 107     wxButton *btnOldDefault = NULL;
 108     if ( tlw )
 109     {
 110         btnOldDefault = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
 111         tlw->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 }