src/msw/basemsw.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/basemsw.cpp
   3 // Purpose:     misc stuff only used in console applications under MSW
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     22.06.2003
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // for compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #ifndef WX_PRECOMP
  28 #endif //WX_PRECOMP
  29
  30 #include "wx/apptrait.h"
  31 // MBN: this is a workaround for MSVC 5: if it is not #included in
  32 // some wxBase file, wxRecursionGuard methods won't be exported from
  33 // wxBase.dll, and MSVC 5 will give linker errors
  34 #include "wx/recguard.h"
  35
  36 #include "wx/msw/private.h"
  37
  38 // ============================================================================
  39 // wxAppTraits implementation
  40 // ============================================================================
  41
  42 WXDWORD wxAppTraits::DoSimpleWaitForThread(WXHANDLE hThread)
  43 {
  44     return ::WaitForSingleObject((HANDLE)hThread, INFINITE);
  45 }
  46
  47 // ============================================================================
  48 // wxConsoleAppTraits implementation
  49 // ============================================================================
  50
  51 void wxConsoleAppTraits::AlwaysYield()
  52 {
  53     // we need to use special logic to deal with WM_PAINT: as this pseudo
  54     // message is generated automatically as long as there are invalidated
  55     // windows belonging to this thread, we'd never return if we waited here
  56     // until we have no more of them left. OTOH, this message is always the
  57     // last one in the queue, so we can safely return as soon as we detect it
  58     MSG msg;
  59     while ( ::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) )
  60     {
  61         if ( msg.message == WM_PAINT )
  62             break;
  63     }
  64 }
  65
  66 void *wxConsoleAppTraits::BeforeChildWaitLoop()
  67 {
  68     // nothing to do here
  69     return NULL;
  70 }
  71
  72 void wxConsoleAppTraits::AfterChildWaitLoop(void * WXUNUSED(data))
  73 {
  74     // nothing to do here
  75 }
  76
  77 bool wxConsoleAppTraits::DoMessageFromThreadWait()
  78 {
  79     // nothing to process here
  80     return true;
  81 }
  82
  83 WXDWORD wxConsoleAppTraits::WaitForThread(WXHANDLE hThread)
  84 {
  85     return DoSimpleWaitForThread(hThread);
  86 }
  87