Added Delete member to wxStringHashTable in order to implement

wxHelpProvider::RemoveHelp, which is now called from ~wxWindowBase.
Without cleaning up the hash tables, reused window addresses will cause
the CS help to fail rather comically over time.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15754 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/cshelp.cpp

@@ -301,6 +301,11 @@ void wxHelpProvider::AddHelp(wxWindowID WXUNUSED(id),
 {
 }
 
+// removes the association
+void wxHelpProvider::RemoveHelp(wxWindowBase* WXUNUSED(window))
+{
+}
+
 wxHelpProvider::~wxHelpProvider()
 {
 }
@@ -329,6 +334,12 @@ void wxSimpleHelpProvider::AddHelp(wxWindowID id, const wxString& text)
     m_hashIds.Put(id, text);
 }
 
+// removes the association
+void wxSimpleHelpProvider::RemoveHelp(wxWindowBase* window)
+{
+    m_hashWindows.Delete((long)window);
+}
+
 bool wxSimpleHelpProvider::ShowHelp(wxWindowBase *window)
 {
 #if wxUSE_TIPWINDOW