added an assert checking that Resume() is not called unnecessarily

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19202 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/timer.h b/include/wx/timer.h
index d6fcce73d0847a5a198f43db258f469b2b045e3d..ac5e6495714893c6f53a99c8ce1f850c82f0ab81 100644 (file)
--- a/include/wx/timer.h
+++ b/include/wx/timer.h
@@ -205,10 +205,21 @@ public:
     void Start(long t0 = 0);
 
     // pause the stop watch
     void Start(long t0 = 0);
 
     // pause the stop watch

-    void Pause() { if ( !m_pauseCount++) m_pause = GetElapsedTime(); }
+    void Pause()
+    {
+        if ( !m_pauseCount++ )
+            m_pause = GetElapsedTime();
+    }

 
     // resume it
 
     // resume it

-    void Resume() { if ( !--m_pauseCount ) Start(m_pause); }
+    void Resume()
+    {
+        wxASSERT_MSG( m_pauseCount > 0,
+                      _T("Resuming stop watch which is not paused") );
+
+        if ( !--m_pauseCount )
+            Start(m_pause);
+    }

 
     // get elapsed time since the last Start() in milliseconds
     long Time() const;
 
     // get elapsed time since the last Start() in milliseconds
     long Time() const;