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 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     WindowRef parentWindow =(WindowRef) parent->MacGetTopLevelWindowRef();
  67
  68     Rect bounds = { 0,0,0,0 };
  69     OSStatus err = ::CreateNewWindow( wclass , attr , &bounds , (WindowRef*)&m_popupWindowRef ) ;
  70     if ( err == noErr )
  71     {
  72 //        SetWindowGroup( (WindowRef) m_popupWindowRef, GetWindowGroup(parentWindow));    //  Put them in the same group so that their window layers are consistent
  73 }
  74
  75     m_peer = new wxMacControl(this , true /*isRootControl*/) ;
  76
  77     HIViewFindByID( HIViewGetRoot( (WindowRef) m_popupWindowRef ) , kHIViewWindowContentID ,
  78         m_peer->GetControlRefAddr() ) ;
  79     if ( !m_peer->Ok() )
  80 {
  81         // compatibility mode fallback
  82         GetRootControl( (WindowRef) m_popupWindowRef , m_peer->GetControlRefAddr() ) ;
  83         if ( !m_peer->Ok() )
  84             CreateRootControl( (WindowRef) m_popupWindowRef , m_peer->GetControlRefAddr() ) ;
  85     }
  86
  87     // the root control level handler
  88     MacInstallEventHandler( (WXWidget) m_peer->GetControlRef() ) ;
  89
  90     // the frame window event handler
  91     InstallStandardEventHandler( GetWindowEventTarget(MAC_WXHWND(m_popupWindowRef)) ) ;
  92     // MacInstallTopLevelWindowEventHandler() ;
  93
  94     if ( parent )
  95         parent->AddChild(this);
  96
  97     return true;
  98 }
  99
 100 void wxPopupWindow::DoMoveWindow(int x, int y, int width, int height)
 101 {
 102     Rect bounds = { y , x , y + height , x + width } ;
 103     verify_noerr(SetWindowBounds( (WindowRef) m_popupWindowRef, kWindowStructureRgn , &bounds )) ;
 104     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 105 }
 106
 107 void wxPopupWindow::DoGetPosition( int *x, int *y ) const
 108     {
 109     Rect bounds ;
 110
 111     verify_noerr(GetWindowBounds((WindowRef) m_popupWindowRef, kWindowStructureRgn , &bounds )) ;
 112
 113     if (x)
 114        *x = bounds.left ;
 115     if (y)
 116        *y = bounds.top ;
 117     }
 118
 119 void wxPopupWindow::DoGetSize( int *width, int *height ) const
 120 {
 121     Rect bounds ;
 122
 123     verify_noerr(GetWindowBounds((WindowRef) m_popupWindowRef, kWindowStructureRgn , &bounds )) ;
 124
 125     if (width)
 126        *width = bounds.right - bounds.left ;
 127     if (height)
 128        *height = bounds.bottom - bounds.top ;
 129 }
 130
 131 void wxPopupWindow::DoGetClientSize( int *width, int *height ) const
 132 {
 133     Rect bounds ;
 134
 135     verify_noerr(GetWindowBounds((WindowRef) m_popupWindowRef, kWindowContentRgn , &bounds )) ;
 136
 137     if (width)
 138        *width = bounds.right - bounds.left ;
 139     if (height)
 140        *height = bounds.bottom - bounds.top ;
 141 }
 142
 143 bool wxPopupWindow::Show(bool show)
 144 {
 145     if ( !wxWindowMac::Show(show) )
 146         return false;
 147
 148     if ( show )
 149     {
 150         ::ShowWindow( (WindowRef)m_popupWindowRef );
 151         ::SelectWindow( (WindowRef)m_popupWindowRef ) ;
 152
 153         // because apps expect a size event to occur at this moment
 154         wxSizeEvent event(GetSize() , m_windowId);
 155         event.SetEventObject(this);
 156         HandleWindowEvent(event);
 157     }
 158     else
 159         {
 160         ::HideWindow( (WindowRef)m_popupWindowRef );
 161     }
 162     return true;
 163 }
 164
 165 WXWindow wxPopupWindow::MacGetPopupWindowRef() const
 166 {
 167     return m_popupWindowRef;
 168 }
 169
 170 #endif // #if wxUSE_POPUPWIN