src/osx/tglbtn_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/tglbtn_osx.cpp
   3 // Purpose:     Definition of the wxToggleButton class, which implements a
   4 //              toggle button under wxMac.
   5 // Author:      Stefan Csomor
   6 // Modified by:
   7 // Created:     08.02.01
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) Stefan Csomor
  10 // Licence:     wxWindows licence
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13 // ============================================================================
  14 // declatations
  15 // ============================================================================
  16
  17 // ----------------------------------------------------------------------------
  18 // headers
  19 // ----------------------------------------------------------------------------
  20
  21 #include "wx/wxprec.h"
  22
  23 #if wxUSE_TOGGLEBTN
  24
  25 #include "wx/tglbtn.h"
  26 #include "wx/osx/private.h"
  27 #include "wx/bmpbuttn.h"    // for wxDEFAULT_BUTTON_MARGIN
  28
  29 // ----------------------------------------------------------------------------
  30 // macros
  31 // ----------------------------------------------------------------------------
  32
  33 IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl)
  34 wxDEFINE_EVENT( wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, wxCommandEvent );
  35
  36 // ============================================================================
  37 // implementation
  38 // ============================================================================
  39 // ----------------------------------------------------------------------------
  40 // wxToggleButton
  41 // ----------------------------------------------------------------------------
  42
  43 bool wxToggleButton::Create(wxWindow *parent, wxWindowID id,
  44                             const wxString& label,
  45                             const wxPoint& pos,
  46                             const wxSize& size, long style,
  47                             const wxValidator& validator,
  48                             const wxString& name)
  49 {
  50     DontCreatePeer();
  51
  52     m_marginX =
  53     m_marginY = 0;
  54
  55     // FIXME: this hack is needed because we're called from
  56     //        wxBitmapToggleButton::Create() with this style and we currently use a
  57     //        different wxWidgetImpl method (CreateBitmapToggleButton() rather than
  58     //        CreateToggleButton()) for creating bitmap buttons, but we really ought
  59     //        to unify the creation of buttons of all kinds and then remove
  60     //        this check
  61     if ( style & wxBU_NOTEXT )
  62     {
  63         return wxControl::Create(parent, id, pos, size, style,
  64                                  validator, name);
  65     }
  66
  67     if ( !wxControl::Create(parent, id, pos, size, style, validator, name) )
  68         return false;
  69
  70     m_labelOrig = m_label = label ;
  71
  72     SetPeer(wxWidgetImpl::CreateToggleButton( this, parent, id, label, pos, size, style, GetExtraStyle() )) ;
  73
  74     MacPostControlCreate(pos,size) ;
  75
  76   return TRUE;
  77 }
  78
  79 wxSize wxToggleButton::DoGetBestSize() const
  80 {
  81     int wBtn = 70 ;
  82     int hBtn = 20 ;
  83
  84     int lBtn = m_label.Length() * 8 + 12 ;
  85     if (lBtn > wBtn)
  86         wBtn = lBtn;
  87
  88     return wxSize ( wBtn , hBtn ) ;
  89 }
  90
  91 void wxToggleButton::SetValue(bool val)
  92 {
  93     GetPeer()->SetValue( val ) ;
  94 }
  95
  96 bool wxToggleButton::GetValue() const
  97 {
  98     return GetPeer()->GetValue() ;
  99 }
 100
 101 void wxToggleButton::Command(wxCommandEvent & event)
 102 {
 103    SetValue((event.GetInt() != 0));
 104    ProcessCommand(event);
 105 }
 106
 107 bool wxToggleButton::OSXHandleClicked( double WXUNUSED(timestampsec) )
 108 {
 109     wxCommandEvent event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, m_windowId);
 110     event.SetInt(GetValue());
 111     event.SetEventObject(this);
 112     ProcessCommand(event);
 113     return true ;
 114 }
 115
 116 // ----------------------------------------------------------------------------
 117 // wxBitmapToggleButton
 118 // ----------------------------------------------------------------------------
 119
 120 IMPLEMENT_DYNAMIC_CLASS(wxBitmapToggleButton, wxToggleButton)
 121
 122 bool wxBitmapToggleButton::Create(wxWindow *parent, wxWindowID id,
 123                             const wxBitmap& label,
 124                             const wxPoint& pos,
 125                             const wxSize& size, long style,
 126                             const wxValidator& validator,
 127                             const wxString& name)
 128 {
 129     DontCreatePeer();
 130
 131     if ( !wxToggleButton::Create(parent, id, wxEmptyString, pos, size, style | wxBU_NOTEXT | wxBU_EXACTFIT, validator, name) )
 132         return false;
 133
 134     m_marginX =
 135     m_marginY = wxDEFAULT_BUTTON_MARGIN;
 136
 137     m_bitmaps[State_Normal] = label;
 138
 139     SetPeer(wxWidgetImpl::CreateBitmapToggleButton( this, parent, id, label, pos, size, style, GetExtraStyle() ));
 140
 141     MacPostControlCreate(pos,size) ;
 142
 143     return TRUE;
 144 }
 145
 146 wxSize wxBitmapToggleButton::DoGetBestSize() const
 147 {
 148     if (!GetBitmap().IsOk())
 149        return wxSize(20,20);
 150
 151     wxSize best;
 152     best.x = GetBitmap().GetWidth() + 2 * m_marginX;
 153     best.y = GetBitmap().GetHeight() + 2 * m_marginY;
 154
 155     return best;
 156 }
 157
 158 #endif // wxUSE_TOGGLEBTN
 159