implemented wxIsDebuggerRunning() for Win32

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31296 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/function.tex

@@ -4213,11 +4213,10 @@ In release mode this function does nothing.
 
 \func{bool}{wxIsDebuggerRunning}{\void}
 
-Returns {\tt true} if the program is running under debugger, {\tt false} 
-otherwise.
+Returns \true if the program is running under debugger, \false otherwise.
 
-Please note that this function is currently only implemented for Mac builds
-using CodeWarrior and always returns {\tt false} elsewhere.
+Please note that this function is currently only implemented for Win32 and Mac
+builds using CodeWarrior and always returns \false elsewhere.
 
 
 

include/wx/debug.h

@@ -233,12 +233,14 @@
 /*  other miscellaneous debugger-related functions */
 /*  ---------------------------------------------------------------------------- */
 
-/*  return true if we're running under debugger */
-/*  */
-/*  currently this only really works under Mac in CodeWarrior builds, it always */
-/*  returns false otherwise */
+/*
+    Return true if we're running under debugger.
+
+    Currently this only really works under Win32 and Mac in CodeWarrior builds,
+    it always returns false in other cases.
+ */
 #ifdef __cplusplus
-    #ifdef __WXMAC__
+    #if defined(__WXMAC__) || defined(__WXMSW__)
         extern bool WXDLLIMPEXP_BASE wxIsDebuggerRunning();
     #else /*  !Mac */
         inline bool wxIsDebuggerRunning() { return false; }

src/msw/utils.cpp

@@ -1036,6 +1036,25 @@ void wxBell()
     ::MessageBeep((UINT)-1);        // default sound
 }
 
+bool wxIsDebuggerRunning()
+{
+    // IsDebuggerPresent() is not available under Win95, so load it dynamically
+    wxDynamicLibrary dll(_T("kernel32.dll"), wxDL_VERBATIM);
+
+    typedef BOOL (WINAPI *IsDebuggerPresent_t)();
+    if ( !dll.HasSymbol(_T("IsDebuggerPresent")) )
+    {
+        // no way to know, assume no
+        return false;
+    }
+
+    return (*(IsDebuggerPresent_t)dll.GetSymbol(_T("IsDebuggerPresent")))() != 0;
+}
+
+// ----------------------------------------------------------------------------
+// OS version
+// ----------------------------------------------------------------------------
+
 wxString wxGetOsDescription()
 {
     wxString str;