关于修改注册表键值的问题????

lndlwwh830 2003-11-02 10:32:40
如和修改注册表的键制和,写入,读出,删除请给出事例,(我知道使用api)!!!
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objectprogram 2003-11-09
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yaolintm@163.com
trite 2003-11-09
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我也想要这个例子
email:trite2000@sina.com
sysmaster 2003-11-09
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你要给我EMAIL ,我发一个为我女朋友写的例子!
master_sys@msn.com
lndlwwh830 2003-11-02
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能不能解释一下,最好有个事例!!
palmkey 2003-11-02
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'一个注册表操作的模块,Windows 2000测试

Option Explicit

Global Const REG_SZ As Long = 1
Global Const REG_DWORD As Long = 4

Global Const HKEY_CLASSES_ROOT = &H80000000
Global Const HKEY_CURRENT_USER = &H80000001
Global Const HKEY_LOCAL_MACHINE = &H80000002
Global Const HKEY_USERS = &H80000003

Global Const ERROR_NONE = 0
Global Const ERROR_BADDB = 1
Global Const ERROR_BADKEY = 2
Global Const ERROR_CANTOPEN = 3
Global Const ERROR_CANTREAD = 4
Global Const ERROR_CANTWRITE = 5
Global Const ERROR_OUTOFMEMORY = 6
Global Const ERROR_INVALID_PARAMETER = 7
Global Const ERROR_ACCESS_DENIED = 8
Global Const ERROR_INVALID_PARAMETERS = 87
Global Const ERROR_NO_MORE_ITEMS = 259

Global Const KEY_ALL_ACCESS = &H3F

Global Const REG_OPTION_NON_VOLATILE = 0

Declare Function RegCloseKey Lib "advapi32.dll" (ByVal hKey As Long) As Long
Declare Function RegCreateKeyEx Lib "advapi32.dll" Alias "RegCreateKeyExA" (ByVal hKey As Long, ByVal lpSubKey As String, ByVal Reserved As Long, ByVal lpClass As String, ByVal dwOptions As Long, ByVal samDesired As Long, ByVal lpSecurityAttributes As Long, phkResult As Long, lpdwDisposition As Long) As Long
Declare Function RegOpenKeyEx Lib "advapi32.dll" Alias "RegOpenKeyExA" (ByVal hKey As Long, ByVal lpSubKey As String, ByVal ulOptions As Long, ByVal samDesired As Long, phkResult As Long) As Long
Declare Function RegQueryValueExString Lib "advapi32.dll" Alias "RegQueryValueExA" (ByVal hKey As Long, ByVal lpValueName As String, ByVal lpReserved As Long, lpType As Long, ByVal lpData As String, lpcbData As Long) As Long
Declare Function RegQueryValueExLong Lib "advapi32.dll" Alias "RegQueryValueExA" (ByVal hKey As Long, ByVal lpValueName As String, ByVal lpReserved As Long, lpType As Long, lpData As Long, lpcbData As Long) As Long
Declare Function RegQueryValueExNULL Lib "advapi32.dll" Alias "RegQueryValueExA" (ByVal hKey As Long, ByVal lpValueName As String, ByVal lpReserved As Long, lpType As Long, ByVal lpData As Long, lpcbData As Long) As Long
Declare Function RegSetValueExString Lib "advapi32.dll" Alias "RegSetValueExA" (ByVal hKey As Long, ByVal lpValueName As String, ByVal Reserved As Long, ByVal dwType As Long, ByVal lpValue As String, ByVal cbData As Long) As Long
Declare Function RegSetValueExLong Lib "advapi32.dll" Alias "RegSetValueExA" (ByVal hKey As Long, ByVal lpValueName As String, ByVal Reserved As Long, ByVal dwType As Long, lpValue As Long, ByVal cbData As Long) As Long
Private Declare Function RegDeleteKey& Lib "advapi32.dll" Alias "RegDeleteKeyA" (ByVal hKey As Long, ByVal lpSubKey As String)
Private Declare Function RegDeleteValue& Lib "advapi32.dll" Alias "RegDeleteValueA" (ByVal hKey As Long, ByVal lpValueName As String)

Public Function DeleteKey(lPredefinedKey As Long, sKeyName As String)

Dim lRetVal As Long 'result of the SetValueEx function
Dim hKey As Long 'handle of open key

'open the specified key

'lRetVal = RegOpenKeyEx(lPredefinedKey, sKeyName, 0, KEY_ALL_ACCESS, hKey)
lRetVal = RegDeleteKey(lPredefinedKey, sKeyName)
'RegCloseKey (hKey)
End Function

Public Function DeleteValue(lPredefinedKey As Long, sKeyName As String, sValueName As String)

Dim lRetVal As Long 'result of the SetValueEx function
Dim hKey As Long 'handle of open key

'open the specified key

lRetVal = RegOpenKeyEx(lPredefinedKey, sKeyName, 0, KEY_ALL_ACCESS, hKey)
lRetVal = RegDeleteValue(hKey, sValueName)
RegCloseKey (hKey)
End Function

Public Function SetValueEx(ByVal hKey As Long, sValueName As String, lType As Long, vValue As Variant) As Long
Dim lValue As Long
Dim sValue As String

Select Case lType
Case REG_SZ
sValue = vValue
SetValueEx = RegSetValueExString(hKey, sValueName, 0&, lType, sValue, Len(sValue))
Case REG_DWORD
lValue = vValue
SetValueEx = RegSetValueExLong(hKey, sValueName, 0&, lType, lValue, 4)
End Select

End Function





Function QueryValueEx(ByVal lhKey As Long, ByVal szValueName As String, vValue As Variant) As Long
Dim cch As Long
Dim lrc As Long
Dim lType As Long
Dim lValue As Long
Dim sValue As String

On Error GoTo QueryValueExError



' Determine the size and type of data to be read

lrc = RegQueryValueExNULL(lhKey, szValueName, 0&, lType, 0&, cch)
If lrc <> ERROR_NONE Then Error 5

Select Case lType
' For strings
Case REG_SZ:
sValue = String(cch, 0)
lrc = RegQueryValueExString(lhKey, szValueName, 0&, lType, sValue, cch)
If lrc = ERROR_NONE Then
vValue = Left$(sValue, cch)
Else
vValue = Empty
End If

' For DWORDS
Case REG_DWORD:
lrc = RegQueryValueExLong(lhKey, szValueName, 0&, lType, lValue, cch)
If lrc = ERROR_NONE Then vValue = lValue
Case Else
'all other data types not supported
lrc = -1
End Select

QueryValueExExit:

QueryValueEx = lrc
Exit Function

QueryValueExError:

Resume QueryValueExExit

End Function
Public Function CreateNewKey(lPredefinedKey As Long, sNewKeyName As String)

Dim hNewKey As Long 'handle to the new key
Dim lRetVal As Long 'result of the RegCreateKeyEx function

lRetVal = RegCreateKeyEx(lPredefinedKey, sNewKeyName, 0&, vbNullString, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, 0&, hNewKey, lRetVal)
RegCloseKey (hNewKey)
End Function


Sub Main_MOD()
'Examples of each function:
'创建新键
CreateNewKey HKEY_CURRENT_USER, "TestKey\SubKey1\SubKey2"
'设置键值
SetKeyValue HKEY_CURRENT_USER, "TestKey\SubKey1", "Test", "Testing, Testing", REG_SZ
MsgBox QueryValue(HKEY_CURRENT_USER, "TestKey\SubKey1", "Test")
'删除键
DeleteKey HKEY_CURRENT_USER, "TestKey\SubKey1\SubKey2"
'删除键值
DeleteValue HKEY_CURRENT_USER, "TestKey\SubKey1", "Test"
End Sub


Public Function SetKeyValue(lPredefinedKey As Long, sKeyName As String, sValueName As String, vValueSetting As Variant, lValueType As Long)

Dim lRetVal As Long 'result of the SetValueEx function
Dim hKey As Long 'handle of open key

'open the specified key

lRetVal = RegOpenKeyEx(lPredefinedKey, sKeyName, 0, KEY_ALL_ACCESS, hKey)
lRetVal = SetValueEx(hKey, sValueName, lValueType, vValueSetting)
RegCloseKey (hKey)

End Function

Public Function QueryValue(lPredefinedKey As Long, sKeyName As String, sValueName As String)

Dim lRetVal As Long 'result of the API functions
Dim hKey As Long 'handle of opened key
Dim vValue As Variant 'setting of queried value


lRetVal = RegOpenKeyEx(lPredefinedKey, sKeyName, 0, KEY_ALL_ACCESS, hKey)
lRetVal = QueryValueEx(hKey, sValueName, vValue)
'MsgBox vValue
QueryValue = vValue
RegCloseKey (hKey)
End Function




mingtian2008 2003-11-02
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