xref: /aoo42x/main/setup_native/source/win32/customactions/reg4msdoc/registrywnt.hxx (revision cdf0e10c)

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#ifndef _REGISTRYWNT_HXX_
#define _REGISTRYWNT_HXX_

#include "registry.hxx"

//---------------------------------------
// constants
//---------------------------------------

class RegistryKeyImplWinNT : public RegistryKeyImpl
{
public:

	//############################################
	// Queries
	//############################################

	/** The number of sub values of the key at hand

		@precond IsOpen = true

		@throws
	*/
	virtual size_t GetSubValueCount() const;

	/** The number of sub-keys of the key at hand

		@precond IsOpen = true

		@throws
	*/
	virtual size_t GetSubKeyCount() const;

	virtual StringListPtr GetSubKeyNames() const;

	virtual StringListPtr GetSubValueNames() const;

	/** Get the specified registry value

		@precond IsOpen = true
	*/
	virtual RegistryValue GetValue(const std::wstring& Name) const;

	/** Get the specified registry value, return the given
		default value if value not found

		@precond IsOpen = true
	*/
	virtual RegistryValue GetValue(const std::wstring& Name, const RegistryValue& Default) const;

	//############################################
	// Commands
	//############################################

	/** Open the registry key, has no effect if
		the key is already open

		@precond IsOpen = false

		@throws RegistryWriteAccessDenyException
				RegistryAccessDenyException
	*/
	virtual void Open(bool Writeable = true);

	/** Open the specified sub-key of the registry key
		at hand

		@precond IsOpen = true
				 HasSubKey(Name) = true

		@throws RegistryIOException
				RegistryKeyNotFoundException
				RegistryAccessDeniedException
	*/
	virtual RegistryKey OpenSubKey(const std::wstring& Name, bool Writeable = true);

	/** Creates a new sub-key below the key at hand

		@precond IsOpen = true
				 IsWriteable = true

		@throws  RegistryIOException
				 RegistryWriteAccessDenyException
	*/
	virtual RegistryKey CreateSubKey(const std::wstring& Name);

	/** Deletes a sub-key below the key at hand, the
		key must not have sub-keys

		@precond IsOpen = true
				 IsWriteable = true

		@throws  RegistryIOException
				 RegistryWriteAccessDenyException
	*/
	virtual void DeleteSubKey(const std::wstring& Name);

	/** Deletes a sub-key below the key at hand with all
		its sub-keys

		@precond IsOpen = true
				 IsWriteable = true;

		@throws  RegistryIOException
				 RegistryWriteAccessDenyException
	*/
	virtual void DeleteSubKeyTree(const std::wstring& Name);

	/** Delete the specified value

		@precond IsOpen = true
				 IsWriteable = true
				 HasValue(Name) = true

		@throws	RegistryIOException
				RegistryWriteAccessDeniedException
				RegistryValueNotFoundException
	*/
	virtual void DeleteValue(const std::wstring& Name);

	/** Set the specified registry value

		@precond IsOpen = true
				 IsWriteable = true

		@throws  RegistryIOException
				 RegistryWriteAccessDenyException
	*/
	virtual void SetValue(const RegistryValue& Value);

	//############################################
	// Creation
	//
	// only possible through WindowsRegistry class
	//############################################

protected:
	/** Create instance and open the specified Registry key

		@throws  RegistryWriteAccessDenyException
				 RegistryAccessDenyException
				 RegistryKeyNotFoundException
	*/
    RegistryKeyImplWinNT(HKEY RootKey, const std::wstring& KeyName);

	/** Create instance and open the specified Registry key

		@throws  RegistryWriteAccessDenyException
				 RegistryAccessDenyException
				 RegistryKeyNotFoundException
	*/
	RegistryKeyImplWinNT(HKEY RootKey);

	/** Create an instances of the specified Registry key,
	the key is assumed to be already opened.
	*/
	RegistryKeyImplWinNT(HKEY RootKey, HKEY SubKey, const std::wstring& KeyName, bool Writeable = true);

private:

	LONG ImplDeleteSubKeyTree(HKEY RootKey, const std::wstring& Name);

//prevent copy and assignment
private:
    RegistryKeyImplWinNT(const RegistryKeyImplWinNT&);
    RegistryKeyImplWinNT& operator=(const RegistryKeyImplWinNT&);

//######################################
// Friend declarations
//######################################

friend class WindowsRegistry;
};

#endif