]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/registry.cpp
don't try to access empty wxIconBundle in gtk_frame_realized_callback
[wxWidgets.git] / src / msw / registry.cpp
index 7020b4c030aa36e72ced499751b6c3225c0fe2e2..224927aa1b27777d11ec6a93446cda66af968984 100644 (file)
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        msw/registry.cpp
+// Name:        src/msw/registry.cpp
 // Purpose:     implementation of registry classes and functions
 // Author:      Vadim Zeitlin
 // Modified by:
 //              - add high level functions (RegisterOleServer, ...)
 ///////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "registry.h"
-#endif
-
 // for compilers that support precompilation, includes "wx.h".
 #include  "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
-// other wxWidgets headers
-#include  "wx/string.h"
-#include  "wx/intl.h"
-#include  "wx/log.h"
-#include  "wx/file.h"
-#include  "wx/wfstream.h"
+#ifndef WX_PRECOMP
+    #include "wx/msw/wrapwin.h"
+    #include "wx/string.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+#endif
 
-// Windows headers
-#include  "wx/msw/wrapwin.h"
+#include "wx/file.h"
+#include "wx/wfstream.h"
 
+// Windows headers
 #ifdef __WXWINCE__
 #include "wx/msw/private.h"
 #include <winbase.h>
 typedef unsigned char *RegString;
 typedef BYTE* RegBinary;
 
+#ifndef HKEY_PERFORMANCE_DATA
+    #define HKEY_PERFORMANCE_DATA ((HKEY)0x80000004)
+#endif
+
+#ifndef HKEY_CURRENT_CONFIG
+    #define HKEY_CURRENT_CONFIG ((HKEY)0x80000005)
+#endif
+
+#ifndef HKEY_DYN_DATA
+    #define HKEY_DYN_DATA ((HKEY)0x80000006)
+#endif
+
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
@@ -72,15 +81,9 @@ aStdKeys[] =
   { HKEY_CURRENT_USER,      wxT("HKEY_CURRENT_USER"),      wxT("HKCU") },
   { HKEY_LOCAL_MACHINE,     wxT("HKEY_LOCAL_MACHINE"),     wxT("HKLM") },
   { HKEY_USERS,             wxT("HKEY_USERS"),             wxT("HKU")  }, // short name?
-#ifndef __WXWINCE__
   { HKEY_PERFORMANCE_DATA,  wxT("HKEY_PERFORMANCE_DATA"),  wxT("HKPD") },
-#endif
-#ifdef HKEY_CURRENT_CONFIG
   { HKEY_CURRENT_CONFIG,    wxT("HKEY_CURRENT_CONFIG"),    wxT("HKCC") },
-#endif
-#ifdef HKEY_DYN_DATA
   { HKEY_DYN_DATA,          wxT("HKEY_DYN_DATA"),          wxT("HKDD") }, // short name?
-#endif
 };
 
 // the registry name separator (perhaps one day MS will change it to '/' ;-)
@@ -146,12 +149,10 @@ wxRegKey::StdKey wxRegKey::ExtractKeyName(wxString& strKey)
 {
   wxString strRoot = strKey.BeforeFirst(REG_SEPARATOR);
 
-  HKEY hRootKey = 0;
   size_t ui;
   for ( ui = 0; ui < nStdKeys; ui++ ) {
     if ( strRoot.CmpNoCase(aStdKeys[ui].szName) == 0 ||
          strRoot.CmpNoCase(aStdKeys[ui].szShortName) == 0 ) {
-      hRootKey = aStdKeys[ui].hkey;
       break;
     }
   }
@@ -159,7 +160,7 @@ wxRegKey::StdKey wxRegKey::ExtractKeyName(wxString& strKey)
   if ( ui == nStdKeys ) {
     wxFAIL_MSG(wxT("invalid key prefix in wxRegKey::ExtractKeyName."));
 
-    hRootKey = HKEY_CLASSES_ROOT;
+    ui = HKCR;
   }
   else {
     strKey = strKey.After(REG_SEPARATOR);
@@ -167,13 +168,13 @@ wxRegKey::StdKey wxRegKey::ExtractKeyName(wxString& strKey)
       strKey.Truncate(strKey.Len() - 1);
   }
 
-  return (wxRegKey::StdKey)(int)hRootKey;
+  return (StdKey)ui;
 }
 
 wxRegKey::StdKey wxRegKey::GetStdKeyFromHkey(WXHKEY hkey)
 {
   for ( size_t ui = 0; ui < nStdKeys; ui++ ) {
-    if ( (int) aStdKeys[ui].hkey == (int) hkey )
+    if ( aStdKeys[ui].hkey == (HKEY)hkey )
       return (StdKey)ui;
   }
 
@@ -710,20 +711,21 @@ bool wxRegKey::DeleteKey(const wxChar *szKey)
 
 bool wxRegKey::DeleteValue(const wxChar *szValue)
 {
-  if ( !Open() )
-    return false;
+    if ( !Open() )
+        return false;
 
     m_dwLastError = RegDeleteValue((HKEY) m_hKey, WXSTRINGCAST szValue);
 
     // deleting a value which doesn't exist is not considered an error
     if ( (m_dwLastError != ERROR_SUCCESS) &&
-         (m_dwLastError != ERROR_FILE_NOT_FOUND) ) {
-      wxLogSysError(m_dwLastError, _("Can't delete value '%s' from key '%s'"),
-                    szValue, GetName().c_str());
-      return false;
+         (m_dwLastError != ERROR_FILE_NOT_FOUND) )
+    {
+        wxLogSysError(m_dwLastError, _("Can't delete value '%s' from key '%s'"),
+                      szValue, GetName().c_str());
+        return false;
     }
 
-  return true;
+    return true;
 }
 
 // ----------------------------------------------------------------------------
@@ -733,8 +735,8 @@ bool wxRegKey::DeleteValue(const wxChar *szValue)
 // return true if value exists
 bool wxRegKey::HasValue(const wxChar *szValue) const
 {
-  // this function should be silent, so suppress possible messages from Open()
-  wxLogNull nolog;
+    // this function should be silent, so suppress possible messages from Open()
+    wxLogNull nolog;
 
     if ( !CONST_CAST Open(Read) )
         return false;
@@ -858,7 +860,7 @@ bool wxRegKey::SetValue(const wxChar *szValue,const wxMemoryBuffer& buffer)
 
 bool wxRegKey::QueryValue(const wxChar *szValue, wxMemoryBuffer& buffer) const
 {
-  if ( CONST_CAST Open() ) {
+  if ( CONST_CAST Open(Read) ) {
     // first get the type and size of the data
     DWORD dwType, dwSize;
     m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
@@ -894,77 +896,78 @@ bool wxRegKey::QueryValue(const wxChar *szValue, wxMemoryBuffer& buffer) const
 
 bool wxRegKey::QueryValue(const wxChar *szValue,
                           wxString& strValue,
-                          bool raw) const
+                          bool WXUNUSED_IN_WINCE(raw)) const
 {
-  if ( CONST_CAST Open(Read) ) {
-
-      // first get the type and size of the data
-      DWORD dwType, dwSize;
-      m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
-                                      &dwType, NULL, &dwSize);
-      if ( m_dwLastError == ERROR_SUCCESS ) {
-        if ( !dwSize ) {
-            // must treat this case specially as GetWriteBuf() doesn't like
-            // being called with 0 size
-            strValue.Empty();
-        }
-        else {
-            m_dwLastError = RegQueryValueEx((HKEY) m_hKey,
-                                            WXSTRINGCAST szValue,
-                                            RESERVED,
-                                            &dwType,
-                                            (RegString)(wxChar*)wxStringBuffer(strValue, dwSize),
-                                            &dwSize);
+    if ( CONST_CAST Open(Read) )
+    {
 
-            // expand the var expansions in the string unless disabled
-#ifndef __WXWINCE__
-            if ( (dwType == REG_EXPAND_SZ) && !raw )
+        // first get the type and size of the data
+        DWORD dwType=REG_NONE, dwSize=0;
+        m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
+                                        &dwType, NULL, &dwSize);
+        if ( m_dwLastError == ERROR_SUCCESS )
+        {
+            if ( !dwSize )
+            {
+                // must treat this case specially as GetWriteBuf() doesn't like
+                // being called with 0 size
+                strValue.Empty();
+            }
+            else
             {
-                DWORD dwExpSize = ::ExpandEnvironmentStrings(strValue, NULL, 0);
-                bool ok = dwExpSize != 0;
-                if ( ok )
+                m_dwLastError = RegQueryValueEx((HKEY) m_hKey,
+                                                WXSTRINGCAST szValue,
+                                                RESERVED,
+                                                &dwType,
+                                                (RegString)(wxChar*)wxStringBuffer(strValue, dwSize),
+                                                &dwSize);
+
+                // expand the var expansions in the string unless disabled
+#ifndef __WXWINCE__
+                if ( (dwType == REG_EXPAND_SZ) && !raw )
                 {
-                    wxString strExpValue;
-                    ok = ::ExpandEnvironmentStrings
-                           (
-                            strValue,
-                            wxStringBuffer(strExpValue, dwExpSize),
-                            dwExpSize
-                           ) != 0;
-                    strValue = strExpValue;
-                }
+                    DWORD dwExpSize = ::ExpandEnvironmentStrings(strValue, NULL, 0);
+                    bool ok = dwExpSize != 0;
+                    if ( ok )
+                    {
+                        wxString strExpValue;
+                        ok = ::ExpandEnvironmentStrings(strValue,
+                                                        wxStringBuffer(strExpValue, dwExpSize),
+                                                        dwExpSize
+                                                        ) != 0;
+                        strValue = strExpValue;
+                    }
 
-                if ( !ok )
-                {
-                    wxLogLastError(_T("ExpandEnvironmentStrings"));
+                    if ( !ok )
+                    {
+                        wxLogLastError(_T("ExpandEnvironmentStrings"));
+                    }
                 }
-            }
-#else
-  wxUnusedVar(raw);
 #endif
-            // __WXWINCE__
-        }
+                // __WXWINCE__
+            }
 
-        if ( m_dwLastError == ERROR_SUCCESS ) {
-          // check that it was the right type
-          wxASSERT_MSG( !IsNumericValue(szValue),
-                        wxT("Type mismatch in wxRegKey::QueryValue().") );
+            if ( m_dwLastError == ERROR_SUCCESS )
+            {
+                // check that it was the right type
+                wxASSERT_MSG( !IsNumericValue(szValue),
+                              wxT("Type mismatch in wxRegKey::QueryValue().") );
 
-          return true;
+              return true;
+            }
         }
-      }
-  }
+    }
 
-  wxLogSysError(m_dwLastError, _("Can't read value of '%s'"),
-                GetFullName(this, szValue));
-  return false;
+    wxLogSysError(m_dwLastError, _("Can't read value of '%s'"),
+                  GetFullName(this, szValue));
+    return false;
 }
 
 bool wxRegKey::SetValue(const wxChar *szValue, const wxString& strValue)
 {
   if ( CONST_CAST Open() ) {
       m_dwLastError = RegSetValueEx((HKEY) m_hKey, szValue, (DWORD) RESERVED, REG_SZ,
-                                    (RegString)strValue.c_str(),
+                                    (RegString)strValue.wx_str(),
                                     (strValue.Len() + 1)*sizeof(wxChar));
       if ( m_dwLastError == ERROR_SUCCESS )
         return true;
@@ -1122,7 +1125,7 @@ static inline bool WriteAsciiString(wxOutputStream& ostr, const wxString& s)
     wxCharBuffer name(s.mb_str());
     ostr.Write(name, strlen(name));
 #else
-    ostr.Write(s, s.length());
+    ostr.Write(s.mb_str(), s.length());
 #endif
 
     return ostr.IsOk();
@@ -1410,9 +1413,8 @@ const wxChar *GetFullName(const wxRegKey *pKey, const wxChar *szValue)
   return s_str.c_str();
 }
 
-void RemoveTrailingSeparator(wxString& str)
+inline void RemoveTrailingSeparator(wxString& str)
 {
   if ( !str.empty() && str.Last() == REG_SEPARATOR )
     str.Truncate(str.Len() - 1);
 }
-