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 #include "wx/msw/private/timer.h"
  32 // MBN: this is a workaround for MSVC 5: if it is not #included in
  33 // some wxBase file, wxRecursionGuard methods won't be exported from
  34 // wxBase.dll, and MSVC 5 will give linker errors
  35 #include "wx/recguard.h"
  36
  37 #include "wx/msw/private.h"
  38
  39 // ============================================================================
  40 // wxAppTraits implementation
  41 // ============================================================================
  42
  43 WXDWORD wxAppTraits::DoSimpleWaitForThread(WXHANDLE hThread)
  44 {
  45     return ::WaitForSingleObject((HANDLE)hThread, INFINITE);
  46 }
  47
  48 // ============================================================================
  49 // wxConsoleAppTraits implementation
  50 // ============================================================================
  51
  52 void wxConsoleAppTraits::AlwaysYield()
  53 {
  54     // we need to use special logic to deal with WM_PAINT: as this pseudo
  55     // message is generated automatically as long as there are invalidated
  56     // windows belonging to this thread, we'd never return if we waited here
  57     // until we have no more of them left. OTOH, this message is always the
  58     // last one in the queue, so we can safely return as soon as we detect it
  59     MSG msg;
  60     while ( ::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) )
  61     {
  62         if ( msg.message == WM_PAINT )
  63             break;
  64     }
  65 }
  66
  67 void *wxConsoleAppTraits::BeforeChildWaitLoop()
  68 {
  69     // nothing to do here
  70     return NULL;
  71 }
  72
  73 void wxConsoleAppTraits::AfterChildWaitLoop(void * WXUNUSED(data))
  74 {
  75     // nothing to do here
  76 }
  77
  78 bool wxConsoleAppTraits::DoMessageFromThreadWait()
  79 {
  80     // nothing to process here
  81     return true;
  82 }
  83
  84 wxTimerImpl *
  85 wxConsoleAppTraits::CreateTimerImpl(wxTimer *timer)
  86 {
  87     return new wxMSWTimerImpl(timer);
  88 }
  89
  90
  91 WXDWORD wxConsoleAppTraits::WaitForThread(WXHANDLE hThread)
  92 {
  93     return DoSimpleWaitForThread(hThread);
  94 }
  95