From aa779707d49c4949929764caa3dc46d2ab513c1f Mon Sep 17 00:00:00 2001
From: David Elliott <dfe@tgwbd.org>
Date: Wed, 22 Aug 2007 14:46:50 +0000
Subject: [PATCH] Add static wxEventHashTable::ReconstructAll() to undo the
 effects of ClearAll(). Call it from wxEventTableEntryModule::OnInit() so that
 it is now symmetric with OnExit().

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@48332 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/event.h   |  2 ++
 src/common/event.cpp | 23 ++++++++++++++++++++++-
 version-script.in    |  1 +
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/include/wx/event.h b/include/wx/event.h
index ffe6121079..cf72a1d80d 100644
--- a/include/wx/event.h
+++ b/include/wx/event.h
@@ -2347,6 +2347,8 @@ public:
 
     // Clear all tables
     static void ClearAll();
+    // Rebuild all tables
+    static void ReconstructAll();
 
 protected:
     // Init the hash table with the entries of the static event table.
diff --git a/src/common/event.cpp b/src/common/event.cpp
index a3e0b004e1..22f3b07bc3 100644
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -115,7 +115,11 @@ class wxEventTableEntryModule: public wxModule
 DECLARE_DYNAMIC_CLASS(wxEventTableEntryModule)
 public:
     wxEventTableEntryModule() {}
-    bool OnInit() { return true; }
+    bool OnInit()
+    {
+        wxEventHashTable::ReconstructAll();
+        return true;
+    }
     void OnExit()
     {
         wxEventHashTable::ClearAll();
@@ -850,6 +854,23 @@ void wxEventHashTable::ClearAll()
     }
 }
 
+// Rebuild all tables if they were cleared by ClearAll
+void wxEventHashTable::ReconstructAll()
+{
+    wxEventHashTable* table = sm_first;
+    while (table)
+    {
+        // This will only be true if the event table was cleared.
+        // What we do here is basically what the constructor does.
+        if(table->m_eventTypeTable == NULL)
+        {
+            table->AllocEventTypeTable(EVENT_TYPE_TABLE_INIT_SIZE);
+            table->m_rebuildHash = true;
+        }
+        table = table->m_next;
+    }
+}
+
 bool wxEventHashTable::HandleEvent(wxEvent &event, wxEvtHandler *self)
 {
     if (m_rebuildHash)
diff --git a/version-script.in b/version-script.in
index e2063ed200..c7cdb4e3a6 100644
--- a/version-script.in
+++ b/version-script.in
@@ -53,6 +53,7 @@
         *wxAuiNotebook*SetSelectedFont*;
         *wxAuiNotebook*ShowWindowMenu*;
         *wxDocument*GetUserReadableName*;
+        *wxEventHashTable*ReconstructAll*;
         *wxHtmlEasyPrinting*GetParentWindow*;
         *wxHtmlEasyPrinting*SetParentWindow*;
         *wxLog*DoCreateOnDemand*;