add a source placeholder

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@43112 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/mac/carbon/popupwin.cpp

@@ -0,0 +1,117 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        src/mac/popupwin.cpp
+// Purpose:     implements wxPopupWindow for wxMac
+// Author:      Stefan Csomor
+// Modified by:
+// Created:     
+// RCS-ID:      $Id$
+// Copyright:   (c) 2006 Stefan Csomor
+// License:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// CAUTION : This is not functional yet
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#if wxUSE_POPUPWIN
+
+#ifndef WX_PRECOMP
+#endif //WX_PRECOMP
+
+#include "wx/popupwin.h"
+
+#include "wx/mac/private.h"    
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+bool wxPopupWindow::Create(wxWindow *parent, int flags)
+{
+    // popup windows are created hidden by default
+    Hide();
+
+    return wxPopupWindowBase::Create(parent) &&
+               wxWindow::Create(parent, wxID_ANY,
+                                wxDefaultPosition, wxDefaultSize,
+                                flags | wxPOPUP_WINDOW);
+}
+
+void wxPopupWindow::DoGetPosition(int *x, int *y) const
+{
+    // the position of a "top level" window such as this should be in
+    // screen coordinates, not in the client ones which MSW gives us
+    // (because we are a child window)
+    wxPopupWindowBase::DoGetPosition(x, y);
+
+    GetParent()->ClientToScreen(x, y);
+}
+
+/*
+WXDWORD wxPopupWindow::MSWGetStyle(long flags, WXDWORD *exstyle) const
+{
+    // we only honour the border flags, the others don't make sense for us
+    WXDWORD style = wxWindow::MSWGetStyle(flags & wxBORDER_MASK, exstyle);
+
+    if ( exstyle )
+    {
+        // a popup window floats on top of everything
+        *exstyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW;
+    }
+
+    return style;
+}
+
+WXHWND wxPopupWindow::MSWGetParent() const
+{
+    // we must be a child of the desktop to be able to extend beyond the parent
+    // window client area (like the comboboxes drop downs do)
+    //
+    // NB: alternative implementation would be to use WS_POPUP instead of
+    //     WS_CHILD but then showing a popup would deactivate the parent which
+    //     is ugly and working around this, although possible, is even more
+    //     ugly
+    // GetDesktopWindow() is not always supported on WinCE, and if
+    // it is, it often returns NULL.
+#ifdef __WXWINCE__
+    return 0;
+#else
+    return (WXHWND)::GetDesktopWindow();
+#endif
+}
+*/
+
+bool wxPopupWindow::Show(bool show)
+{
+    if ( !wxWindowMac::Show(show) )
+        return false;
+/*
+    if ( show )
+    {
+        // raise to top of z order
+        if (!::SetWindowPos(GetHwnd(), HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE))
+        {
+            wxLogLastError(_T("SetWindowPos"));
+        }
+
+        // and set it as the foreground window so the mouse can be captured
+        ::SetForegroundWindow(GetHwnd());
+    }
+*/
+    return true;
+}
+
+#endif // #if wxUSE_POPUPWIN