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// RegistryContextMenu.cpp
#include "StdAfx.h"
#include "../../../Windows/Registry.h"
#include "../../../Windows/Synchronization.h"
#include "RegistryContextMenu.h"
using namespace NWindows;
using namespace NRegistry;
namespace NZipRootRegistry {
#ifndef UNDER_CE
static NSynchronization::CCriticalSection g_CS;
static const TCHAR *kContextMenuKeyName = TEXT("\\shellex\\ContextMenuHandlers\\7-Zip");
static const TCHAR *kDragDropMenuKeyName = TEXT("\\shellex\\DragDropHandlers\\7-Zip");
static const TCHAR *kExtensionCLSID = TEXT("{23170F69-40C1-278A-1000-000100020000}");
static const TCHAR *kRootKeyNameForFile = TEXT("*");
static const TCHAR *kRootKeyNameForFolder = TEXT("Folder");
static const TCHAR *kRootKeyNameForDirectory = TEXT("Directory");
static const TCHAR *kRootKeyNameForDrive = TEXT("Drive");
static CSysString GetFullContextMenuKeyName(const CSysString &keyName)
{ return (keyName + kContextMenuKeyName); }
static CSysString GetFullDragDropMenuKeyName(const CSysString &keyName)
{ return (keyName + kDragDropMenuKeyName); }
static bool CheckHandlerCommon(const CSysString &keyName)
{
NSynchronization::CCriticalSectionLock lock(g_CS);
CKey key;
if (key.Open(HKEY_CLASSES_ROOT, keyName, KEY_READ) != ERROR_SUCCESS)
return false;
CSysString value;
if (key.QueryValue(NULL, value) != ERROR_SUCCESS)
return false;
return StringsAreEqualNoCase_Ascii(value, kExtensionCLSID);
}
bool CheckContextMenuHandler()
{
return
// CheckHandlerCommon(GetFullContextMenuKeyName(kRootKeyNameForFolder)) &&
CheckHandlerCommon(GetFullContextMenuKeyName(kRootKeyNameForDirectory)) &&
CheckHandlerCommon(GetFullContextMenuKeyName(kRootKeyNameForFile)) &&
CheckHandlerCommon(GetFullDragDropMenuKeyName(kRootKeyNameForDirectory)) &&
CheckHandlerCommon(GetFullDragDropMenuKeyName(kRootKeyNameForDrive));
}
static void DeleteContextMenuHandlerCommon(const CSysString &keyName)
{
CKey rootKey;
rootKey.Attach(HKEY_CLASSES_ROOT);
rootKey.RecurseDeleteKey(GetFullContextMenuKeyName(keyName));
rootKey.Detach();
}
static void DeleteDragDropMenuHandlerCommon(const CSysString &keyName)
{
CKey rootKey;
rootKey.Attach(HKEY_CLASSES_ROOT);
rootKey.RecurseDeleteKey(GetFullDragDropMenuKeyName(keyName));
rootKey.Detach();
}
void DeleteContextMenuHandler()
{
DeleteContextMenuHandlerCommon(kRootKeyNameForFile);
DeleteContextMenuHandlerCommon(kRootKeyNameForFolder);
DeleteContextMenuHandlerCommon(kRootKeyNameForDirectory);
DeleteContextMenuHandlerCommon(kRootKeyNameForDrive);
DeleteDragDropMenuHandlerCommon(kRootKeyNameForFile);
DeleteDragDropMenuHandlerCommon(kRootKeyNameForFolder);
DeleteDragDropMenuHandlerCommon(kRootKeyNameForDirectory);
DeleteDragDropMenuHandlerCommon(kRootKeyNameForDrive);
}
static void AddContextMenuHandlerCommon(const CSysString &keyName)
{
DeleteContextMenuHandlerCommon(keyName);
NSynchronization::CCriticalSectionLock lock(g_CS);
CKey key;
key.Create(HKEY_CLASSES_ROOT, GetFullContextMenuKeyName(keyName));
key.SetValue(NULL, kExtensionCLSID);
}
static void AddDragDropMenuHandlerCommon(const CSysString &keyName)
{
DeleteDragDropMenuHandlerCommon(keyName);
NSynchronization::CCriticalSectionLock lock(g_CS);
CKey key;
key.Create(HKEY_CLASSES_ROOT, GetFullDragDropMenuKeyName(keyName));
key.SetValue(NULL, kExtensionCLSID);
}
void AddContextMenuHandler()
{
AddContextMenuHandlerCommon(kRootKeyNameForFile);
// AddContextMenuHandlerCommon(kRootKeyNameForFolder);
AddContextMenuHandlerCommon(kRootKeyNameForDirectory);
AddDragDropMenuHandlerCommon(kRootKeyNameForDirectory);
AddDragDropMenuHandlerCommon(kRootKeyNameForDrive);
}
#endif
}
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