make sure that wxNewId() doesn't return standard ID's value

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30302 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp
index 9cf7ef1ff62b26e1d5f321907803ea5eec0a35c0..5e25ae4024b39d71d7a93a90bb986fa0d88a8273 100644 (file)
--- a/src/common/utilscmn.cpp
+++ b/src/common/utilscmn.cpp
@@ -547,10 +547,13 @@ bool wxYieldIfNeeded()
 // Id generation
 static long wxCurrentId = 100;
 
-long
-wxNewId (void)
+long wxNewId()
 {
-  return wxCurrentId++;
+    // skip the part of IDs space that contains hard-coded values:
+    if (wxCurrentId == wxID_LOWEST)
+        wxCurrentId = wxID_HIGHEST + 1;
+
+    return wxCurrentId++;
 }
 
 long