unused message removed from event table

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

diff --git a/src/msw/regconf.cpp b/src/msw/regconf.cpp
index 991e334f5b5ba7d8f991718bcaf4530177439dea..8943720d8f7a0e2d87d54dcc1694e3e4a7e961c0 100644 (file)
--- a/src/msw/regconf.cpp
+++ b/src/msw/regconf.cpp
@@ -13,30 +13,24 @@
 #pragma implementation "regconf.h"
 #endif
 
 #pragma implementation "regconf.h"
 #endif
 

-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"

 
 

-#ifdef __GNUG__
-  #pragma implementation "regconf.h"
+#ifdef __BORLANDC__
+#pragma hdrstop

 #endif
 
 #endif
 

-#include  "wx/wxprec.h"
-
-#ifdef    __BORLANDC__
-  #pragma hdrstop
-#endif  //__BORLANDC__
-

 #ifndef WX_PRECOMP
   #include  <wx/string.h>
 #endif //WX_PRECOMP
 
 #ifndef WX_PRECOMP
   #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/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>
 


@@ -69,17 +63,75 @@ bool TryGetValue(const wxRegKey& key, const wxString& str, long *plVal)
 // ----------------------------------------------------------------------------
 // ctor/dtor
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // ctor/dtor
 // ----------------------------------------------------------------------------

-wxRegConfig::wxRegConfig(const wxString& strRoot)
-           : m_keyLocalRoot(wxRegKey::HKCU, SOFTWARE_KEY + strRoot),
-             m_keyLocal(m_keyLocalRoot, ""),
-             m_keyGlobalRoot(wxRegKey::HKLM, SOFTWARE_KEY + strRoot),
-             m_keyGlobal(m_keyGlobalRoot, "")
+
+// create the config object which stores its data under HKCU\vendor\app and, if
+// style & wxCONFIG_USE_GLOBAL_FILE, under HKLM\vendor\app
+wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName,
+                         const wxString& strLocal, const wxString& strGlobal,
+                         long style)
+           : wxConfigBase(appName, vendorName, strLocal, strGlobal, style)

 {
 {

+  wxString strRoot;
+
+  bool bDoUseGlobal = (style & wxCONFIG_USE_GLOBAL_FILE) != 0;
+
+  // the convention is to put the programs keys under <vendor>\<appname>
+  // (but it can be overriden by specifying the pathes explicitly in strLocal
+  // and/or strGlobal)
+  if ( strLocal.IsEmpty() || (strGlobal.IsEmpty() && bDoUseGlobal) )
+  {
+    if ( vendorName.IsEmpty() )
+    {
+      if ( wxTheApp )
+        strRoot = wxTheApp->GetVendorName();
+    }
+    else
+    {
+      strRoot = vendorName;
+    }
+
+    // no '\\' needed if no vendor name
+    if ( !strRoot.IsEmpty() )
+    {
+      strRoot += '\\';
+    }
+
+    if ( appName.IsEmpty() )
+    {
+      wxCHECK_RET( wxTheApp, "No application name in wxRegConfig ctor!" );
+      strRoot << wxTheApp->GetAppName();
+    }
+    else
+    {
+      strRoot << appName;
+    }
+  }
+  //else: we don't need to do all the complicated stuff above
+
+  wxString str = strLocal.IsEmpty() ? strRoot : strLocal;
+  m_keyLocalRoot.SetName(wxRegKey::HKCU, SOFTWARE_KEY + str);
+  m_keyLocal.SetName(m_keyLocalRoot, "");
+
+  if ( bDoUseGlobal )
+  {
+    str = strGlobal.IsEmpty() ? strRoot : strGlobal;
+    m_keyGlobalRoot.SetName(wxRegKey::HKLM, SOFTWARE_KEY + str);
+    m_keyGlobal.SetName(m_keyGlobalRoot, "");
+  }
+

   // Create() will Open() if key already exists
   m_keyLocalRoot.Create();
 
   // Create() will Open() if key already exists
   m_keyLocalRoot.Create();
 

-  wxLogNull nolog;
-  m_keyGlobalRoot.Open();
+  // as it's the same key, Open() shouldn't fail (i.e. no need for Create())
+  m_keyLocal.Open();
+
+  // OTOH, this key may perfectly not exist, so suppress error messages the call
+  // to Open() might generate
+  if ( bDoUseGlobal )
+  {
+    wxLogNull nolog;
+    m_keyGlobalRoot.Open();
+  }

 }
 
 wxRegConfig::~wxRegConfig()
 }
 
 wxRegConfig::~wxRegConfig()


@@ -94,10 +146,9 @@ void wxRegConfig::SetPath(const wxString& strPath)
 {
   wxArrayString aParts;
 
 {
   wxArrayString aParts;
 

-  if ( strPath.IsEmpty() )
-    return;
-
-  if ( strPath[0] == wxCONFIG_PATH_SEPARATOR ) {
+  // because GetPath() returns "" when we're at root, we must understand
+  // empty string as "/"
+  if ( strPath.IsEmpty() || (strPath[0] == wxCONFIG_PATH_SEPARATOR) ) {

     // absolute path
     wxSplitPath(aParts, strPath);
   }
     // absolute path
     wxSplitPath(aParts, strPath);
   }


@@ -250,11 +301,47 @@ bool wxRegConfig::HasEntry(const wxString& strName) const
 // reading/writing
 // ----------------------------------------------------------------------------
 
 // reading/writing
 // ----------------------------------------------------------------------------
 

-bool wxRegConfig::Read(wxString *pStr,
-                       const char *szKey,
-                       const char *szDefault) const
+bool wxRegConfig::Read(const wxString& key, wxString *pStr) const

 {
 {

-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);
+
+  bool bQueryGlobal = TRUE;
+
+  // if immutable key exists in global key we must check that it's not
+  // overriden by the local key with the same name
+  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.",
+                   path.Name().c_str());
+      }
+     *pStr = wxConfigBase::ExpandEnvVars(*pStr);
+      return TRUE;
+    }
+    else {
+      // don't waste time - it's not there anyhow
+      bQueryGlobal = FALSE;
+    }
+  }
+
+  // first try local key
+  if ( TryGetValue(m_keyLocal, path.Name(), *pStr) ||
+       (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;
+  }
+
+  return FALSE;
+}
+
+bool wxRegConfig::Read(const wxString& key, wxString *pStr,
+                       const wxString& szDefault) const
+{
+  wxConfigPathChanger path(this, key);

 
   bool bQueryGlobal = TRUE;
 
 
   bool bQueryGlobal = TRUE;
 


@@ -278,20 +365,26 @@ bool wxRegConfig::Read(wxString *pStr,
   // first try local key
   if ( TryGetValue(m_keyLocal, path.Name(), *pStr) ||
        (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) {
   // first try local key
   if ( TryGetValue(m_keyLocal, path.Name(), *pStr) ||
        (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) {

+    *pStr = wxConfigBase::ExpandEnvVars(*pStr);

     return TRUE;
   }
     return TRUE;
   }

+  else {
+    if ( IsRecordingDefaults() ) {
+      ((wxRegConfig*)this)->Write(key, szDefault);
+    }
+
+    // default value
+    *pStr = szDefault;
+  }

 
 

-  if(IsRecordingDefaults())
-     ((wxRegConfig*)this)->Write(szKey,szDefault);
+  *pStr = wxConfigBase::ExpandEnvVars(*pStr);

 
 

-  // default value
-  *pStr = szDefault;

   return FALSE;
 }
 
   return FALSE;
 }
 

-bool wxRegConfig::Read(long *plResult, const char *szKey, long lDefault) const
+bool wxRegConfig::Read(const wxString& key, long *plResult) const

 {
 {

-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);

 
   bool bQueryGlobal = TRUE;
 
 
   bool bQueryGlobal = TRUE;
 


@@ -317,15 +410,12 @@ bool wxRegConfig::Read(long *plResult, const char *szKey, long lDefault) const
        (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), plResult)) ) {
     return TRUE;
   }
        (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), plResult)) ) {
     return TRUE;
   }

-
-  // default
-  *plResult = lDefault;

   return FALSE;
 }
 
   return FALSE;
 }
 

-bool wxRegConfig::Write(const char *szKey, const char *szValue)
+bool wxRegConfig::Write(const wxString& key, const wxString& szValue)

 {
 {

-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);

 
   if ( IsImmutable(path.Name()) ) {
     wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());
 
   if ( IsImmutable(path.Name()) ) {
     wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());


@@ -335,9 +425,9 @@ bool wxRegConfig::Write(const char *szKey, const char *szValue)
   return m_keyLocal.SetValue(path.Name(), szValue);
 }
 
   return m_keyLocal.SetValue(path.Name(), szValue);
 }
 

-bool wxRegConfig::Write(const char *szKey, long lValue)
+bool wxRegConfig::Write(const wxString& key, long lValue)

 {
 {

-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);

 
   if ( IsImmutable(path.Name()) ) {
     wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());
 
   if ( IsImmutable(path.Name()) ) {
     wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());


@@ -347,18 +437,79 @@ bool wxRegConfig::Write(const char *szKey, long lValue)
   return m_keyLocal.SetValue(path.Name(), lValue);
 }
 
   return m_keyLocal.SetValue(path.Name(), lValue);
 }
 

+// ----------------------------------------------------------------------------
+// renaming
+// ----------------------------------------------------------------------------
+
+bool wxRegConfig::RenameEntry(const wxString& oldName, const wxString& newName)
+{
+    // check that the old entry exists...
+    if ( !HasEntry(oldName) )
+        return FALSE;
+
+    // and that the new one doesn't
+    if ( HasEntry(newName) )
+        return FALSE;
+
+    // delete the old entry and create the new one - but do in the reverse
+    // order to not lose the data if Create() fails
+
+    bool ok;
+    if ( m_keyLocal.IsNumericValue(oldName) )
+    {
+        long val;
+        ok = m_keyLocal.QueryValue(oldName, &val) &&
+             m_keyLocal.SetValue(newName, val);
+    }
+    else
+    {
+        wxString val;
+        ok = m_keyLocal.QueryValue(oldName, val) &&
+             m_keyLocal.SetValue(newName, val);
+    }
+
+    if ( !ok )
+        return FALSE;
+
+    if ( !m_keyLocal.DeleteValue(oldName) )
+    {
+        m_keyLocal.DeleteValue(newName);
+
+        return FALSE;
+    }
+
+    return TRUE;
+}
+
+bool wxRegConfig::RenameGroup(const wxString& oldName, const wxString& newName)
+{
+    // check that the old group exists...
+    if ( !HasGroup(oldName) )
+        return FALSE;
+
+    // and that the new one doesn't
+    if ( HasGroup(newName) )
+        return FALSE;
+
+    // TODO there is no way to rename a registry key - we must do a deep copy
+    //      ourselves
+    wxFAIL_MSG("Registry key renaming not implemented");
+
+    return FALSE;
+}
+

 // ----------------------------------------------------------------------------
 // deleting
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // deleting
 // ----------------------------------------------------------------------------

-bool wxRegConfig::DeleteEntry(const char *szValue, bool bGroupIfEmptyAlso)
+bool wxRegConfig::DeleteEntry(const wxString& value, bool bGroupIfEmptyAlso)

 {
 {

-  PathChanger path(this, szValue);
+  wxConfigPathChanger path(this, value);

 
   if ( !m_keyLocal.DeleteValue(path.Name()) )
     return FALSE;
 
   if ( !m_keyLocal.HasSubkeys() ) {
 
   if ( !m_keyLocal.DeleteValue(path.Name()) )
     return FALSE;
 
   if ( !m_keyLocal.HasSubkeys() ) {

-    wxString strKey = GetPath().Right(wxCONFIG_PATH_SEPARATOR);
+    wxString strKey = GetPath().AfterLast(wxCONFIG_PATH_SEPARATOR);

     SetPath("..");  // changes m_keyLocal
     return m_keyLocal.DeleteKey(strKey);
   }
     SetPath("..");  // changes m_keyLocal
     return m_keyLocal.DeleteKey(strKey);
   }


@@ -366,9 +517,9 @@ bool wxRegConfig::DeleteEntry(const char *szValue, bool bGroupIfEmptyAlso)
   return TRUE;
 }
 
   return TRUE;
 }
 

-bool wxRegConfig::DeleteGroup(const char *szKey)
+bool wxRegConfig::DeleteGroup(const wxString& key)

 {
 {

-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);

 
   return m_keyLocal.DeleteKey(path.Name());
 }
 
   return m_keyLocal.DeleteKey(path.Name());
 }


@@ -379,8 +530,15 @@ bool wxRegConfig::DeleteAll()
   m_keyGlobal.Close();
 
   bool bOk = m_keyLocalRoot.DeleteSelf();
   m_keyGlobal.Close();
 
   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;
 }
     bOk = m_keyGlobalRoot.DeleteSelf();
 
   return bOk;
 }

+
+#endif
+  // __WIN16__
+