src/osx/button_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/button_osx.cpp
   3 // Purpose:     wxButton
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id: button.cpp 54845 2008-07-30 14:52:41Z SC $
   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     #include "wx/stattext.h"
  21 #endif
  22
  23 #include "wx/stockitem.h"
  24
  25 #include "wx/osx/private.h"
  26
  27 namespace
  28 {
  29
  30 // Returns true only if the id is wxID_HELP and the label is "Help" or empty.
  31 bool IsHelpButtonWithStandardLabel(wxWindowID id, const wxString& label)
  32 {
  33     if ( id != wxID_HELP )
  34         return false;
  35
  36     if ( label.empty() )
  37         return true;
  38
  39     const wxString labelText = wxStaticText::GetLabelText(label);
  40     return labelText == "Help" || labelText == _("Help");
  41 }
  42
  43 } // anonymous namespace
  44
  45 IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl)
  46
  47 BEGIN_EVENT_TABLE(wxButton, wxControl)
  48     EVT_ENTER_WINDOW(wxButton::OnEnterWindow)
  49     EVT_LEAVE_WINDOW(wxButton::OnLeaveWindow)
  50 END_EVENT_TABLE()
  51
  52 bool wxButton::Create(wxWindow *parent,
  53     wxWindowID id,
  54     const wxString& labelOrig,
  55     const wxPoint& pos,
  56     const wxSize& size,
  57     long style,
  58     const wxValidator& validator,
  59     const wxString& name)
  60 {
  61     m_marginX =
  62     m_marginY = 0;
  63
  64     // FIXME: this hack is needed because we're called from
  65     //        wxBitmapButton::Create() with this style and we currently use a
  66     //        different wxWidgetImpl method (CreateBitmapButton() rather than
  67     //        CreateButton()) for creating bitmap buttons, but we really ought
  68     //        to unify the creation of buttons of all kinds and then remove
  69     //        this check
  70     if ( style & wxBU_NOTEXT )
  71     {
  72         return wxControl::Create(parent, id, pos, size, style,
  73                                  validator, name);
  74     }
  75
  76     wxString label;
  77
  78     // Ignore the standard label for help buttons if possible, they use "?"
  79     // label under Mac which looks better.
  80     if ( !IsHelpButtonWithStandardLabel(id, labelOrig) )
  81     {
  82         label = labelOrig.empty() && wxIsStockID(id) ? wxGetStockLabel(id)
  83                                                      : labelOrig;
  84     }
  85
  86     m_macIsUserPane = false ;
  87
  88     if ( !wxButtonBase::Create(parent, id, pos, size, style, validator, name) )
  89         return false;
  90
  91     m_labelOrig =
  92     m_label = label ;
  93
  94     m_peer = wxWidgetImpl::CreateButton( this, parent, id, label, pos, size, style, GetExtraStyle() );
  95
  96     MacPostControlCreate( pos, size );
  97
  98     return true;
  99 }
 100
 101 void wxButton::SetLabel(const wxString& label)
 102 {
 103     if ( IsHelpButtonWithStandardLabel(GetId(), label) )
 104     {
 105         // ignore the standard label for the help buttons, it's not used
 106         return;
 107     }
 108
 109     if ( HasFlag(wxBU_NOTEXT) )
 110     {
 111         // just store the label internally but don't really use it for the
 112         // button
 113         m_labelOrig =
 114         m_label = label;
 115         return;
 116     }
 117
 118     wxButtonBase::SetLabel(label);
 119 }
 120
 121 wxBitmap wxButton::DoGetBitmap(State which) const
 122 {
 123     return m_bitmaps[which];
 124 }
 125
 126 void wxButton::DoSetBitmap(const wxBitmap& bitmap, State which)
 127 {
 128     m_bitmaps[which] = bitmap;
 129
 130     if ( which == State_Normal )
 131         m_peer->SetBitmap(bitmap);
 132     else if ( which == State_Pressed )
 133     {
 134         wxButtonImpl* bi = dynamic_cast<wxButtonImpl*> (m_peer);
 135         if ( bi )
 136             bi->SetPressedBitmap(bitmap);
 137     }
 138     InvalidateBestSize();
 139 }
 140
 141 void wxButton::DoSetBitmapPosition(wxDirection dir)
 142 {
 143     m_peer->SetBitmapPosition(dir);
 144     InvalidateBestSize();
 145 }
 146
 147 wxWindow *wxButton::SetDefault()
 148 {
 149     wxWindow *btnOldDefault = wxButtonBase::SetDefault();
 150
 151     if ( btnOldDefault )
 152     {
 153         btnOldDefault->GetPeer()->SetDefaultButton( false );
 154     }
 155
 156     m_peer->SetDefaultButton( true );
 157
 158     return btnOldDefault;
 159 }
 160
 161 void wxButton::Command (wxCommandEvent & WXUNUSED(event))
 162 {
 163     m_peer->PerformClick() ;
 164     // ProcessCommand(event);
 165 }
 166
 167 void wxButton::OnEnterWindow( wxMouseEvent& WXUNUSED(event))
 168 {
 169     if ( DoGetBitmap( State_Current ).IsOk() )
 170         m_peer->SetBitmap( DoGetBitmap( State_Current ) );
 171 }
 172
 173 void wxButton::OnLeaveWindow( wxMouseEvent& WXUNUSED(event))
 174 {
 175     if ( DoGetBitmap( State_Current ).IsOk() )
 176         m_peer->SetBitmap( DoGetBitmap( State_Normal ) );
 177 }
 178
 179 bool wxButton::OSXHandleClicked( double WXUNUSED(timestampsec) )
 180 {
 181     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, m_windowId);
 182     event.SetEventObject(this);
 183     ProcessCommand(event);
 184     return true;
 185 }
 186
 187 //-------------------------------------------------------
 188 // wxDisclosureTriangle
 189 //-------------------------------------------------------
 190
 191 bool wxDisclosureTriangle::Create(wxWindow *parent, wxWindowID id, const wxString& label,
 192    const wxPoint& pos, const wxSize& size, long style,const wxValidator& validator, const wxString& name )
 193 {
 194     m_macIsUserPane = false ;
 195
 196     if ( !wxControl::Create(parent, id, pos, size, style, validator, name) )
 197         return false;
 198
 199     m_peer = wxWidgetImpl::CreateDisclosureTriangle(this, parent, id, label, pos, size, style, GetExtraStyle() );
 200
 201     MacPostControlCreate( pos, size );
 202     // passing the text in the param doesn't seem to work, so lets do it again
 203     SetLabel( label );
 204
 205     return true;
 206 }
 207
 208 void wxDisclosureTriangle::SetOpen( bool open )
 209 {
 210     m_peer->SetValue( open ? 1 : 0 );
 211 }
 212
 213 bool wxDisclosureTriangle::IsOpen() const
 214 {
 215    return m_peer->GetValue() == 1;
 216 }
 217
 218 bool wxDisclosureTriangle::OSXHandleClicked( double WXUNUSED(timestampsec) )
 219 {
 220     // Just emit button event for now
 221     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, m_windowId);
 222     event.SetEventObject(this);
 223     ProcessCommand(event);
 224
 225     return true;
 226 }
 227
 228 wxSize wxDisclosureTriangle::DoGetBestSize() const
 229 {
 230     wxSize size = wxWindow::DoGetBestSize();
 231
 232     // under Carbon the base class GetBestSize() implementation doesn't seem to
 233     // take the label into account at all, correct for it here
 234 #if wxOSX_USE_CARBON
 235     size.x += GetTextExtent(GetLabel()).x;
 236 #endif // wxOSX_USE_CARBON
 237
 238     return size;
 239 }
 240