1 files changed, 136 insertions, 0 deletions
diff --git a/setup_native/source/win32/customactions/reg4msdoc/userregistrar.cxx b/setup_native/source/win32/customactions/reg4msdoc/userregistrar.cxx
new file mode 100644
index 000000000000..68d3a1e2205d
--- /dev/null
+++ b/setup_native/source/win32/customactions/reg4msdoc/userregistrar.cxx
@@ -0,0 +1,136 @@
+// UserRegistrar.cpp: Implementierung der Klasse UserRegistrar.
+//
+//////////////////////////////////////////////////////////////////////
+
+#include "userregistrar.hxx"
+#include "registryvalueimpl.hxx"
+#include "windowsregistry.hxx"
+#include "registryexception.hxx"
+
+#ifdef _MSC_VER
+#pragma warning(disable : 4350)
+#endif
+
+//--------------------------------------
+/**
+*/
+UserRegistrar::UserRegistrar(const RegistrationContextInformation& RegContext) :
+    Registrar(RegContext)
+{
+    RegistryKey RegKey = WindowsRegistry().GetCurrentUserKey();
+    m_RootKey = RegKey->OpenSubKey(L"Software\\Classes");
+}
+
+//###################################
+// Command
+//###################################
+
+//--------------------------------------
+/**
+*/
+void UserRegistrar::UnregisterAsHtmlEditorForInternetExplorer() const
+{
+    Registrar::UnregisterAsHtmlEditorForInternetExplorer();
+
+    DeleteHtmFileAssociationKeys();
+
+    try
+    {
+        RegistryKey RegKey = m_RootKey->OpenSubKey(L"Applications");
+        if ((0 == RegKey->GetSubValueCount()) && (0 == RegKey->GetSubKeyCount()))
+        {
+            RegKey->Close();
+            m_RootKey->DeleteSubKey(L"Applications");
+        }
+    }
+    catch(RegistryKeyNotFoundException&)
+    {
+    }
+}
+
+//--------------------------------------
+/**
+*/
+void UserRegistrar::RegisterAsDefaultShellHtmlEditor() const
+{
+    RegistryKey LocalHtmKey = m_RootKey->CreateSubKey(L".htm");
+
+    if (!LocalHtmKey->HasValue(DEFAULT_VALUE_NAME))
+    {
+        RegistryKey HKCRKey = WindowsRegistry().GetClassesRootKey();
+
+        if (HKCRKey->HasSubKey(L".htm"))
+        {
+            RegistryKey RootHtmKey = HKCRKey->OpenSubKey(L".htm", false);
+
+            if (RootHtmKey->HasValue(DEFAULT_VALUE_NAME))
+            {
+                RegistryValue RegVal = RootHtmKey->GetValue(DEFAULT_VALUE_NAME);
+
+                std::wstring RootHtmFwdKey = RegVal->GetDataAsUniString();
+
+                if (HKCRKey->HasSubKey(RootHtmFwdKey))
+                {
+                    m_RootKey->CreateSubKey(RootHtmFwdKey);
+                    LocalHtmKey->CopyValue(RootHtmKey, DEFAULT_VALUE_NAME);
+                }
+            }
+        }
+    }
+
+    // calling base class method
+    Registrar::RegisterAsDefaultShellHtmlEditor();
+}
+
+//--------------------------------------
+/**
+*/
+void UserRegistrar::UnregisterAsDefaultShellHtmlEditor() const
+{
+    // calling base class method
+    Registrar::UnregisterAsDefaultShellHtmlEditor();
+    DeleteHtmFileAssociationKeys();
+}
+
+//--------------------------------------
+/**
+*/
+void UserRegistrar::UnregisterForMsOfficeApplication(
+        const std::wstring& FileExtension) const
+{
+    /// calling base class method
+    Registrar::UnregisterForMsOfficeApplication(FileExtension);
+
+    if (m_RootKey->HasSubKey(FileExtension))
+    {
+        RegistryKey RegKey = m_RootKey->OpenSubKey(FileExtension);
+
+        if ((0 == RegKey->GetSubKeyCount()) && (0 == RegKey->GetSubValueCount()))
+        {
+            RegKey->Close();
+            m_RootKey->DeleteSubKey(FileExtension);
+        }
+    }
+}
+
+//--------------------------------------
+/**
+*/
+RegistryKey UserRegistrar::GetRootKeyForDefHtmlEditorForIERegistration() const
+{
+    return WindowsRegistry().GetCurrentUserKey();
+}
+
+//--------------------------------------
+/**
+*/
+void UserRegistrar::DeleteHtmFileAssociationKeys() const
+{
+    // Later delete the created keys if they are empty and have not changed meanwhile.
+    // Remeber: if we create a new registry key in the user part of the
+    // registry, changes to that key via the merged key HKEY_CLASSES_ROOT
+    // go into the user branch HKEY_CURRENT_USER and are not visible for other users.
+    // so we must carefully detect if the keys have not changed in order to prevent accidentally
+    // deleting a key and so destroying existing associations
+    // See MSDN: "Merged View of HKEY_CLASSES_ROOT"
+}