Added comments

[wxWidgets.git] / src / msw / regconf.cpp

diff --git a/src/msw/regconf.cpp b/src/msw/regconf.cpp
index 4bc56da8b640542c17a45375c071ded36a5d5584..5d18e7f81a97959947bf22760b30e40d0f7e3eb2 100644 (file)
--- a/src/msw/regconf.cpp
+++ b/src/msw/regconf.cpp
@@ -21,18 +21,18 @@
 #endif
 
 #ifndef WX_PRECOMP
-  #include  <wx/string.h>
+  #include  "wx/string.h"
 #endif //WX_PRECOMP
 
-#include <wx/event.h>
-#include <wx/app.h>
-#include <wx/log.h>
-#include <wx/config.h>
+#include "wx/event.h"
+#include "wx/app.h"
+#include "wx/log.h"
+#include "wx/config.h"
 
 #ifndef __WIN16__
 
-#include <wx/msw/registry.h>
-#include <wx/msw/regconf.h>
+#include "wx/msw/registry.h"
+#include "wx/msw/regconf.h"
 
 // ----------------------------------------------------------------------------
 // constants
@@ -98,7 +98,7 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName,
 
     if ( appName.IsEmpty() )
     {
-      wxCHECK_RET( wxTheApp, "No application name in wxRegConfig ctor!" );
+      wxCHECK_RET( wxTheApp, T("No application name in wxRegConfig ctor!") );
       strRoot << wxTheApp->GetAppName();
     }
     else
@@ -287,14 +287,39 @@ size_t wxRegConfig::GetNumberOfGroups(bool bRecursive) const
 // tests for existence
 // ----------------------------------------------------------------------------
 
-bool wxRegConfig::HasGroup(const wxString& strName) const
+bool wxRegConfig::HasGroup(const wxString& key) const
 {
-  return m_keyLocal.HasSubKey(strName) || m_keyGlobal.HasSubKey(strName);
+    wxConfigPathChanger path(this, key);
+
+    wxString strName(path.Name());
+
+    return m_keyLocal.HasSubKey(strName) || m_keyGlobal.HasSubKey(strName);
 }
 
-bool wxRegConfig::HasEntry(const wxString& strName) const
+bool wxRegConfig::HasEntry(const wxString& key) const
 {
-  return m_keyLocal.HasValue(strName) || m_keyGlobal.HasValue(strName);
+    wxConfigPathChanger path(this, key);
+
+    wxString strName(path.Name());
+
+    return m_keyLocal.HasValue(strName) || m_keyGlobal.HasValue(strName);
+}
+
+wxConfigBase::EntryType wxRegConfig::GetEntryType(const wxString& key) const
+{
+    wxConfigPathChanger path(this, key);
+
+    wxString strName(path.Name());
+
+    bool isNumeric;
+    if ( m_keyLocal.HasValue(strName) )
+        isNumeric = m_keyLocal.IsNumericValue(strName);
+    else if ( m_keyGlobal.HasValue(strName) )
+        isNumeric = m_keyGlobal.IsNumericValue(strName);
+    else
+        return wxConfigBase::Type_Unknown;
+
+    return isNumeric ? wxConfigBase::Type_Integer : wxConfigBase::Type_String;
 }
 
 // ----------------------------------------------------------------------------
@@ -312,7 +337,7 @@ bool wxRegConfig::Read(const wxString& key, wxString *pStr) const
   if ( IsImmutable(path.Name()) ) {
     if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) {
       if ( m_keyLocal.HasValue(path.Name()) ) {
-        wxLogWarning("User value for immutable key '%s' ignored.",
+        wxLogWarning(T("User value for immutable key '%s' ignored."),
                    path.Name().c_str());
       }
      *pStr = wxConfigBase::ExpandEnvVars(*pStr);
@@ -329,8 +354,6 @@ bool wxRegConfig::Read(const wxString& key, wxString *pStr) const
        (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) {
     // nothing to do
 
-    // TODO: do we return TRUE? Not in original implementation,
-    // but I don't see why not. -- JACS
     *pStr = wxConfigBase::ExpandEnvVars(*pStr);
     return TRUE;
   }
@@ -350,7 +373,7 @@ bool wxRegConfig::Read(const wxString& key, wxString *pStr,
   if ( IsImmutable(path.Name()) ) {
     if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) {
       if ( m_keyLocal.HasValue(path.Name()) ) {
-        wxLogWarning("User value for immutable key '%s' ignored.",
+        wxLogWarning(T("User value for immutable key '%s' ignored."),
                    path.Name().c_str());
       }
 
@@ -393,7 +416,7 @@ bool wxRegConfig::Read(const wxString& key, long *plResult) const
   if ( IsImmutable(path.Name()) ) {
     if ( TryGetValue(m_keyGlobal, path.Name(), plResult) ) {
       if ( m_keyLocal.HasValue(path.Name()) ) {
-        wxLogWarning("User value for immutable key '%s' ignored.",
+        wxLogWarning(T("User value for immutable key '%s' ignored."),
                      path.Name().c_str());
       }
 
@@ -418,7 +441,7 @@ bool wxRegConfig::Write(const wxString& key, const wxString& szValue)
   wxConfigPathChanger path(this, key);
 
   if ( IsImmutable(path.Name()) ) {
-    wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());
+    wxLogError(T("Can't change immutable entry '%s'."), path.Name().c_str());
     return FALSE;
   }
 
@@ -430,7 +453,7 @@ bool wxRegConfig::Write(const wxString& key, long lValue)
   wxConfigPathChanger path(this, key);
 
   if ( IsImmutable(path.Name()) ) {
-    wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());
+    wxLogError(T("Can't change immutable entry '%s'."), path.Name().c_str());
     return FALSE;
   }
 
@@ -493,7 +516,7 @@ bool wxRegConfig::RenameGroup(const wxString& oldName, const wxString& newName)
 
     // TODO there is no way to rename a registry key - we must do a deep copy
     //      ourselves
-    wxFAIL_MSG("Registry key renaming not implemented");
+    wxFAIL_MSG(T("Registry key renaming not implemented"));
 
     return FALSE;
 }
@@ -508,7 +531,7 @@ bool wxRegConfig::DeleteEntry(const wxString& value, bool bGroupIfEmptyAlso)
   if ( !m_keyLocal.DeleteValue(path.Name()) )
     return FALSE;
 
-  if ( !m_keyLocal.HasSubkeys() ) {
+  if ( m_keyLocal.IsEmpty() ) {
     wxString strKey = GetPath().AfterLast(wxCONFIG_PATH_SEPARATOR);
     SetPath("..");  // changes m_keyLocal
     return m_keyLocal.DeleteKey(strKey);
@@ -528,16 +551,15 @@ bool wxRegConfig::DeleteAll()
 {
   m_keyLocal.Close();
   m_keyGlobal.Close();
-#if 1
-  wxFAIL_MSG("wxRegConfig::DeleteAll will wipe out your entire registry, so please do not use until it's fixed!");
-  return FALSE;
-#else
+
   bool bOk = m_keyLocalRoot.DeleteSelf();
-  if ( bOk )
+
+  // make sure that we opened m_keyGlobalRoot and so it has a reasonable name:
+  // otherwise we will delete HKEY_CLASSES_ROOT recursively
+  if ( bOk && m_keyGlobalRoot.IsOpened() )
     bOk = m_keyGlobalRoot.DeleteSelf();
 
   return bOk;
-#endif
 }
 
 #endif