src/mac/carbon/popupwin.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/popupwin.cpp
   3 // Purpose:     implements wxPopupWindow for wxMac
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2006 Stefan Csomor
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // CAUTION : This is only experimental stuff right now
  17
  18 // ----------------------------------------------------------------------------
  19 // headers
  20 // ----------------------------------------------------------------------------
  21
  22 // For compilers that support precompilation, includes "wx.h".
  23 #include "wx/wxprec.h"
  24
  25 #ifdef __BORLANDC__
  26     #pragma hdrstop
  27 #endif
  28
  29 #if wxUSE_POPUPWIN
  30
  31 #ifndef WX_PRECOMP
  32 #endif //WX_PRECOMP
  33
  34 #include "wx/popupwin.h"
  35 #include "wx/tooltip.h"
  36
  37 #include "wx/mac/private.h"
  38
  39 // ============================================================================
  40 // implementation
  41 // ============================================================================
  42
  43 wxPopupWindow::~wxPopupWindow()
  44 {
  45     if ( m_popupWindowRef )
  46     {
  47 #if wxUSE_TOOLTIPS
  48         wxToolTip::NotifyWindowDelete(m_popupWindowRef) ;
  49 #endif
  50         wxPendingDelete.Append( new wxMacDeferredWindowDeleter( (WindowRef) m_popupWindowRef ) ) ;
  51     }
  52 }
  53
  54 bool wxPopupWindow::Create(wxWindow *parent, int WXUNUSED(flags))
  55 {
  56     m_macIsUserPane = false ;
  57
  58     // popup windows are created hidden by default
  59     Hide();
  60
  61     if ( ! wxPopupWindowBase::Create(parent) )
  62         return false;
  63
  64     WindowClass wclass = kHelpWindowClass;
  65     WindowAttributes attr = kWindowCompositingAttribute ;
  66
  67     Rect bounds = { 0,0,0,0 };
  68     OSStatus err = ::CreateNewWindow( wclass , attr , &bounds , (WindowRef*)&m_popupWindowRef ) ;
  69     if ( err == noErr )
  70     {
  71 #if 0
  72         WindowRef parentWindow =(WindowRef) parent->MacGetTopLevelWindowRef();
  73         SetWindowGroup( (WindowRef) m_popupWindowRef, GetWindowGroup(parentWindow));    //  Put them in the same group so that their window layers are consistent
  74 #endif
  75 }
  76
  77     m_peer = new wxMacControl(this , true /*isRootControl*/) ;
  78
  79     HIViewFindByID( HIViewGetRoot( (WindowRef) m_popupWindowRef ) , kHIViewWindowContentID ,
  80         m_peer->GetControlRefAddr() ) ;
  81     if ( !m_peer->Ok() )
  82 {
  83         // compatibility mode fallback
  84         GetRootControl( (WindowRef) m_popupWindowRef , m_peer->GetControlRefAddr() ) ;
  85         if ( !m_peer->Ok() )
  86             CreateRootControl( (WindowRef) m_popupWindowRef , m_peer->GetControlRefAddr() ) ;
  87     }
  88
  89     // the root control level handler
  90     MacInstallEventHandler( (WXWidget) m_peer->GetControlRef() ) ;
  91
  92     // the frame window event handler
  93     InstallStandardEventHandler( GetWindowEventTarget(MAC_WXHWND(m_popupWindowRef)) ) ;
  94     // MacInstallTopLevelWindowEventHandler() ;
  95
  96     if ( parent )
  97         parent->AddChild(this);
  98
  99     return true;
 100 }
 101
 102 void wxPopupWindow::DoMoveWindow(int x, int y, int width, int height)
 103 {
 104     Rect bounds = { y , x , y + height , x + width } ;
 105     verify_noerr(SetWindowBounds( (WindowRef) m_popupWindowRef, kWindowStructureRgn , &bounds )) ;
 106     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 107 }
 108
 109 void wxPopupWindow::DoGetPosition( int *x, int *y ) const
 110     {
 111     Rect bounds ;
 112
 113     verify_noerr(GetWindowBounds((WindowRef) m_popupWindowRef, kWindowStructureRgn , &bounds )) ;
 114
 115     if (x)
 116        *x = bounds.left ;
 117     if (y)
 118        *y = bounds.top ;
 119     }
 120
 121 void wxPopupWindow::DoGetSize( int *width, int *height ) const
 122 {
 123     Rect bounds ;
 124
 125     verify_noerr(GetWindowBounds((WindowRef) m_popupWindowRef, kWindowStructureRgn , &bounds )) ;
 126
 127     if (width)
 128        *width = bounds.right - bounds.left ;
 129     if (height)
 130        *height = bounds.bottom - bounds.top ;
 131 }
 132
 133 void wxPopupWindow::DoGetClientSize( int *width, int *height ) const
 134 {
 135     Rect bounds ;
 136
 137     verify_noerr(GetWindowBounds((WindowRef) m_popupWindowRef, kWindowContentRgn , &bounds )) ;
 138
 139     if (width)
 140        *width = bounds.right - bounds.left ;
 141     if (height)
 142        *height = bounds.bottom - bounds.top ;
 143 }
 144
 145 bool wxPopupWindow::Show(bool show)
 146 {
 147     if ( !wxWindowMac::Show(show) )
 148         return false;
 149
 150     if ( show )
 151     {
 152         ::ShowWindow( (WindowRef)m_popupWindowRef );
 153         ::SelectWindow( (WindowRef)m_popupWindowRef ) ;
 154
 155         // because apps expect a size event to occur at this moment
 156         wxSizeEvent event(GetSize() , m_windowId);
 157         event.SetEventObject(this);
 158         HandleWindowEvent(event);
 159     }
 160     else
 161         {
 162         ::HideWindow( (WindowRef)m_popupWindowRef );
 163     }
 164     return true;
 165 }
 166
 167 WXWindow wxPopupWindow::MacGetPopupWindowRef() const
 168 {
 169     return m_popupWindowRef;
 170 }
 171
 172 #endif // #if wxUSE_POPUPWIN