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 not functional yet
  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
  36 #include "wx/mac/private.h"
  37
  38 // ============================================================================
  39 // implementation
  40 // ============================================================================
  41
  42 bool wxPopupWindow::Create(wxWindow *parent, int flags)
  43 {
  44     // popup windows are created hidden by default
  45     Hide();
  46
  47     return wxPopupWindowBase::Create(parent) &&
  48                wxWindow::Create(parent, wxID_ANY,
  49                                 wxDefaultPosition, wxDefaultSize,
  50                                 flags | wxPOPUP_WINDOW);
  51 }
  52
  53 void wxPopupWindow::DoGetPosition(int *x, int *y) const
  54 {
  55     // the position of a "top level" window such as this should be in
  56     // screen coordinates, not in the client ones which MSW gives us
  57     // (because we are a child window)
  58     wxPopupWindowBase::DoGetPosition(x, y);
  59
  60     GetParent()->ClientToScreen(x, y);
  61 }
  62
  63 /*
  64 WXDWORD wxPopupWindow::MSWGetStyle(long flags, WXDWORD *exstyle) const
  65 {
  66     // we only honour the border flags, the others don't make sense for us
  67     WXDWORD style = wxWindow::MSWGetStyle(flags & wxBORDER_MASK, exstyle);
  68
  69     if ( exstyle )
  70     {
  71         // a popup window floats on top of everything
  72         *exstyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW;
  73     }
  74
  75     return style;
  76 }
  77
  78 WXHWND wxPopupWindow::MSWGetParent() const
  79 {
  80     // we must be a child of the desktop to be able to extend beyond the parent
  81     // window client area (like the comboboxes drop downs do)
  82     //
  83     // NB: alternative implementation would be to use WS_POPUP instead of
  84     //     WS_CHILD but then showing a popup would deactivate the parent which
  85     //     is ugly and working around this, although possible, is even more
  86     //     ugly
  87     // GetDesktopWindow() is not always supported on WinCE, and if
  88     // it is, it often returns NULL.
  89 #ifdef __WXWINCE__
  90     return 0;
  91 #else
  92     return (WXHWND)::GetDesktopWindow();
  93 #endif
  94 }
  95 */
  96
  97 bool wxPopupWindow::Show(bool show)
  98 {
  99     if ( !wxWindowMac::Show(show) )
 100         return false;
 101 /*
 102     if ( show )
 103     {
 104         // raise to top of z order
 105         if (!::SetWindowPos(GetHwnd(), HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE))
 106         {
 107             wxLogLastError(_T("SetWindowPos"));
 108         }
 109
 110         // and set it as the foreground window so the mouse can be captured
 111         ::SetForegroundWindow(GetHwnd());
 112     }
 113 */
 114     return true;
 115 }
 116
 117 #endif // #if wxUSE_POPUPWIN