Initialer Commit

CPP/7zip/UI/Console/ConsoleClose.cpp

@@ -0,0 +1,69 @@
+// ConsoleClose.cpp
+
+#include "StdAfx.h"
+
+#include "ConsoleClose.h"
+
+#if !defined(UNDER_CE) && defined(_WIN32)
+#include "../../../Common/MyWindows.h"
+#endif
+
+namespace NConsoleClose {
+
+unsigned g_BreakCounter = 0;
+static const unsigned kBreakAbortThreshold = 2;
+
+#if !defined(UNDER_CE) && defined(_WIN32)
+static BOOL WINAPI HandlerRoutine(DWORD ctrlType)
+{
+  if (ctrlType == CTRL_LOGOFF_EVENT)
+  {
+    // printf("\nCTRL_LOGOFF_EVENT\n");
+    return TRUE;
+  }
+
+  g_BreakCounter++;
+  if (g_BreakCounter < kBreakAbortThreshold)
+    return TRUE;
+  return FALSE;
+  /*
+  switch (ctrlType)
+  {
+    case CTRL_C_EVENT:
+    case CTRL_BREAK_EVENT:
+      if (g_BreakCounter < kBreakAbortThreshold)
+      return TRUE;
+  }
+  return FALSE;
+  */
+}
+#endif
+
+/*
+void CheckCtrlBreak()
+{
+  if (TestBreakSignal())
+    throw CCtrlBreakException();
+}
+*/
+
+CCtrlHandlerSetter::CCtrlHandlerSetter()
+{
+  #if !defined(UNDER_CE) && defined(_WIN32)
+  if (!SetConsoleCtrlHandler(HandlerRoutine, TRUE))
+    throw "SetConsoleCtrlHandler fails";
+  #endif
+}
+
+CCtrlHandlerSetter::~CCtrlHandlerSetter()
+{
+  #if !defined(UNDER_CE) && defined(_WIN32)
+  if (!SetConsoleCtrlHandler(HandlerRoutine, FALSE))
+  {
+    // warning for throw in destructor.
+    // throw "SetConsoleCtrlHandler fails";
+  }
+  #endif
+}
+
+}